@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/onest-cyrillic-ext-400-normal-DZPvZ-E5.woff2) format("woff2"),url(/assets/onest-cyrillic-ext-400-normal-DHQn8lY1.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/onest-cyrillic-400-normal-DH8vlB-A.woff2) format("woff2"),url(/assets/onest-cyrillic-400-normal-BxvCLB5P.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/onest-latin-ext-400-normal--mQR5RlC.woff2) format("woff2"),url(/assets/onest-latin-ext-400-normal-BbXTNVXw.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/onest-latin-400-normal-bladozIj.woff2) format("woff2"),url(/assets/onest-latin-400-normal-BAzPRZHg.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/onest-cyrillic-ext-500-normal-D2LPnooH.woff2) format("woff2"),url(/assets/onest-cyrillic-ext-500-normal-CUzW6gMG.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/onest-cyrillic-500-normal-DHyr8B2c.woff2) format("woff2"),url(/assets/onest-cyrillic-500-normal-CyY1vN0Q.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/onest-latin-ext-500-normal-BlXa29q8.woff2) format("woff2"),url(/assets/onest-latin-ext-500-normal-CoujUMv_.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/onest-latin-500-normal-qHiQtL66.woff2) format("woff2"),url(/assets/onest-latin-500-normal-oFTiz6Nq.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/onest-cyrillic-ext-600-normal-DPah-d7o.woff2) format("woff2"),url(/assets/onest-cyrillic-ext-600-normal-DnLaWTVc.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/onest-cyrillic-600-normal-DiaWg2oX.woff2) format("woff2"),url(/assets/onest-cyrillic-600-normal-CXIKc6w5.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/onest-latin-ext-600-normal-CMbOq94E.woff2) format("woff2"),url(/assets/onest-latin-ext-600-normal-mefcv-cx.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/onest-latin-600-normal-jVaZHx2Z.woff2) format("woff2"),url(/assets/onest-latin-600-normal-6nn5mF7m.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/onest-cyrillic-ext-700-normal-DJklxl9p.woff2) format("woff2"),url(/assets/onest-cyrillic-ext-700-normal-CmQ2eyY2.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/onest-cyrillic-700-normal-CwpXuTGk.woff2) format("woff2"),url(/assets/onest-cyrillic-700-normal-DOtXtm0s.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/onest-latin-ext-700-normal-C-Tcltod.woff2) format("woff2"),url(/assets/onest-latin-ext-700-normal-CSGWRWNE.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Onest;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/onest-latin-700-normal-Bd6qVL4Q.woff2) format("woff2"),url(/assets/onest-latin-700-normal-XTvQgpoh.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/jetbrains-mono-cyrillic-ext-500-normal-C9ShMxGR.woff2) format("woff2"),url(/assets/jetbrains-mono-cyrillic-ext-500-normal-CEVyPk4Y.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/jetbrains-mono-cyrillic-500-normal-DmUKJPL_.woff2) format("woff2"),url(/assets/jetbrains-mono-cyrillic-500-normal-DJqRU3vO.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/jetbrains-mono-greek-500-normal-JpySY46c.woff2) format("woff2"),url(/assets/jetbrains-mono-greek-500-normal-D7SFKleX.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/jetbrains-mono-vietnamese-500-normal-BvH7FW2L.woff2) format("woff2"),url(/assets/jetbrains-mono-vietnamese-500-normal-DNRqzVM1.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/jetbrains-mono-latin-ext-500-normal-Cut-4mMH.woff2) format("woff2"),url(/assets/jetbrains-mono-latin-ext-500-normal-ckzbgY84.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/jetbrains-mono-latin-500-normal-BWZEU5yA.woff2) format("woff2"),url(/assets/jetbrains-mono-latin-500-normal-CJOVTJB7.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/jetbrains-mono-cyrillic-ext-600-normal-Dj6eZy5f.woff2) format("woff2"),url(/assets/jetbrains-mono-cyrillic-ext-600-normal-DVvC-yKp.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/jetbrains-mono-cyrillic-600-normal-EVf6-Yzo.woff2) format("woff2"),url(/assets/jetbrains-mono-cyrillic-600-normal-8K4wrrwR.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/jetbrains-mono-greek-600-normal-H7WoG9Et.woff2) format("woff2"),url(/assets/jetbrains-mono-greek-600-normal-mc2nkWzM.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/jetbrains-mono-vietnamese-600-normal-Dtizs43-.woff2) format("woff2"),url(/assets/jetbrains-mono-vietnamese-600-normal-OWROknRo.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/jetbrains-mono-latin-ext-600-normal-BfB_LPfz.woff2) format("woff2"),url(/assets/jetbrains-mono-latin-ext-600-normal-DObL3zCW.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/jetbrains-mono-latin-600-normal-C8RAYTDA.woff2) format("woff2"),url(/assets/jetbrains-mono-latin-600-normal-BfsvjouI.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--bg: #fafaf7;--bg-elevated: #ffffff;--bg-subtle: #f1f1ec;--bg-muted: #ebebe5;--surface: #ffffff;--border: rgba(15, 23, 42, .08);--border-strong: rgba(15, 23, 42, .16);--text: #1f2937;--text-muted: #6b7280;--text-subtle: #9ca3af;--primary: #0284c7;--primary-soft: #e0f2fe;--primary-strong: #0369a1;--primary-fg: #ffffff;--selection-bg: #0c4a6e;--selection-fg: #ffffff;--accent: #10b981;--accent-soft: #d1fae5;--warn: #f59e0b;--warn-soft: #fef3c7;--danger: #ef4444;--danger-soft: #fee2e2;--info: #0ea5e9;--completed: #10b981;--in-progress: #f59e0b;--locked: #9ca3af;--radius-sm: 8px;--radius: 14px;--radius-lg: 20px;--radius-xl: 28px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 1px 1px rgba(15, 23, 42, .03);--shadow: 0 4px 12px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);--shadow-lg: 0 12px 32px rgba(15, 23, 42, .1), 0 2px 6px rgba(15, 23, 42, .05);--density: 1;--base-font: 16px;--font-sans: "Onest", "Golos Text", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SF Mono", Menlo, monospace}[data-theme=dark]{--bg: #0b1020;--bg-elevated: #131a30;--bg-subtle: #1a2138;--bg-muted: #232b45;--surface: #131a30;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .16);--text: #f1f5f9;--text-muted: #94a3b8;--text-subtle: #64748b;--primary: #38bdf8;--primary-soft: rgba(56, 189, 248, .18);--primary-strong: #7dd3fc;--selection-bg: #075985;--selection-fg: #ffffff;--accent: #34d399;--accent-soft: rgba(52, 211, 153, .16);--warn: #fbbf24;--warn-soft: rgba(251, 191, 36, .16);--danger: #f87171;--danger-soft: rgba(248, 113, 113, .16);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .32);--shadow: 0 4px 16px rgba(0, 0, 0, .36);--shadow-lg: 0 16px 40px rgba(0, 0, 0, .5)}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:var(--base-font);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}#root{min-height:100vh}button{font-family:inherit;color:inherit;cursor:pointer}::selection{background:var(--selection-bg);color:var(--selection-fg)}::-moz-selection{background:var(--selection-bg);color:var(--selection-fg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:10px;padding:calc(10px * var(--density)) calc(16px * var(--density));font-weight:600;font-size:14px;letter-spacing:-.01em;transition:transform .08s ease,background .15s ease,box-shadow .15s ease;white-space:nowrap}.btn:active{transform:translateY(1px)}.achievement-toast-stack{position:fixed;right:24px;bottom:24px;z-index:1000;display:flex;flex-direction:column;gap:12px;max-width:calc(100vw - 32px);width:360px;pointer-events:none}.achievement-toast{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border-radius:12px;background:linear-gradient(135deg,var(--primary),#0c4a6e);color:#fff;box-shadow:0 12px 32px #0006;pointer-events:auto;animation:achievementToastIn .32s cubic-bezier(.21,1.02,.73,1)}.achievement-toast--closing{animation:achievementToastOut .22s ease forwards}.achievement-toast__icon{font-size:28px;line-height:1;flex-shrink:0;width:44px;height:44px;display:grid;place-items:center;background:#ffffff29;border-radius:11px}.achievement-toast__body{flex:1;min-width:0}.achievement-toast__eyebrow{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;opacity:.8;margin-bottom:2px}.achievement-toast__title{font-size:15px;font-weight:700;margin-bottom:2px}.achievement-toast__desc{font-size:13px;opacity:.88;line-height:1.4}.achievement-toast__close{background:transparent;border:none;color:#ffffffd9;font-size:22px;line-height:1;cursor:pointer;padding:0 4px;align-self:flex-start}.achievement-toast__close:hover{color:#fff}@keyframes achievementToastIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes achievementToastOut{0%{transform:translateY(0);opacity:1}to{transform:translateY(20px);opacity:0}}.btn:disabled,.btn[disabled]{cursor:not-allowed;opacity:.5;filter:grayscale(.4);box-shadow:none;pointer-events:none}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px #0284c74d}.btn-primary:hover{background:var(--primary-strong)}.btn-secondary{background:var(--bg-subtle);color:var(--text)}.btn-secondary:hover{background:var(--bg-muted)}.btn-ghost{background:transparent;color:var(--text)}.btn-ghost:hover{background:var(--bg-subtle)}.btn-lg{padding:14px 24px;font-size:15px;border-radius:12px}.btn-sm{padding:6px 12px;font-size:13px;border-radius:8px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;font-size:12px;font-weight:500;border-radius:999px;background:var(--bg-subtle);color:var(--text-muted)}.chip-primary{background:var(--primary-soft);color:var(--primary-strong)}.chip-success{background:var(--accent-soft);color:var(--accent)}.chip-warn{background:var(--warn-soft);color:var(--warn)}.chip-danger{background:var(--danger-soft);color:var(--danger)}.progress-track{height:6px;background:var(--bg-muted);border-radius:999px;overflow:hidden;position:relative}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;transition:width .4s cubic-bezier(.4,0,.2,1)}.input{width:100%;padding:calc(10px * var(--density)) 14px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);color:var(--text);font:inherit;font-size:14px;outline:none;transition:border .15s ease}.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px;border:2px solid transparent;background-clip:content-box}*::-webkit-scrollbar-thumb:hover{background:var(--text-subtle);background-clip:content-box;border:2px solid transparent}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0b10208c;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.modal{background:var(--bg-elevated);border-radius:var(--radius-lg);max-width:880px;width:100%;max-height:calc(100vh - 48px);display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-lg);animation:slideUp .25s cubic-bezier(.2,.8,.2,1)}.row{display:flex;align-items:center;gap:12px}.col{display:flex;flex-direction:column;gap:12px}.between{display:flex;align-items:center;justify-content:space-between}.spacer{flex:1}.mono{font-family:var(--font-mono)}.muted{color:var(--text-muted)}.subtle{color:var(--text-subtle);font-size:13px}.h1{font-size:36px;font-weight:700;letter-spacing:-.025em;line-height:1.1;margin:0}.h2{font-size:24px;font-weight:700;letter-spacing:-.015em;line-height:1.2;margin:0}.h3{font-size:18px;font-weight:600;letter-spacing:-.01em;line-height:1.3;margin:0}.eyebrow{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:var(--bg-elevated);border-right:1px solid var(--border);padding:24px 18px;display:flex;flex-direction:column;gap:8px;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:4px 10px 16px}.sidebar-brand-mark{width:32px;height:32px;background:var(--primary);color:#fff;border-radius:9px;display:grid;place-items:center;font-weight:700;font-size:14px;font-family:var(--font-mono)}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;color:var(--text-muted);font-size:14px;font-weight:500;cursor:pointer;transition:background .12s ease,color .12s ease}.nav-item:hover{background:var(--bg-subtle);color:var(--text)}.nav-item.active{background:var(--primary-soft);color:var(--primary-strong)}.nav-item.active svg path{stroke:var(--primary-strong)}.main{display:flex;flex-direction:column;min-width:0}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 32px;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.content{padding:32px;max-width:1280px;margin:0 auto;width:100%}.sections-minimap{display:none}@media(min-width:1280px){.sections-minimap{display:block;position:fixed;top:88px;right:16px;width:220px;max-height:calc(100vh - 110px);overflow-y:auto;padding:12px 10px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-sm);z-index:10;scrollbar-width:thin}.content{padding-right:252px}}.sections-minimap__header{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);padding:0 4px 8px;border-bottom:1px solid var(--border);margin-bottom:8px}.sections-minimap__group{margin-bottom:10px}.sections-minimap__track{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--primary);padding:4px}.sections-minimap__item{display:grid;grid-template-columns:24px 1fr auto;gap:8px;align-items:center;width:100%;padding:6px;background:transparent;border:0;border-radius:6px;cursor:pointer;text-align:left;font-size:12px;color:var(--text-muted)}.sections-minimap__item:hover{background:var(--bg-subtle);color:var(--text)}.sections-minimap__item.is-current{background:var(--primary-soft);color:var(--primary-strong);font-weight:600}.sections-minimap__item.is-done{color:var(--text-subtle)}.sections-minimap__num{font-family:var(--font-mono);font-size:10px;font-weight:700;color:var(--text-subtle)}.sections-minimap__item.is-current .sections-minimap__num{color:var(--primary)}.sections-minimap__title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.sections-minimap__dot{width:6px;height:6px;border-radius:50%;background:var(--primary)}.content a,.content code{overflow-wrap:anywhere;word-break:break-word}.content pre{overflow-wrap:anywhere;word-break:break-word;white-space:pre-wrap}.topbar-menu-btn{display:none;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);color:var(--text);cursor:pointer;flex-shrink:0}.topbar-menu-btn:hover{background:var(--bg-subtle)}.topbar-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);color:var(--text);cursor:pointer;flex-shrink:0;transition:background .15s ease,transform .12s ease}.topbar-icon-btn:hover{background:var(--bg-subtle)}.topbar-icon-btn:active{transform:scale(.94)}.drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;border:none;z-index:90;cursor:pointer;animation:drawerFadeIn .18s ease}@keyframes drawerFadeIn{0%{opacity:0}to{opacity:1}}@keyframes drawerSlideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@media(max-width:880px){.app-shell{grid-template-columns:1fr}.topbar-menu-btn{display:inline-flex}.sidebar{position:fixed;inset:0 auto 0 0;width:280px;max-width:86vw;z-index:100;transform:translate(-100%);transition:transform .22s ease;box-shadow:12px 0 32px #0006}.app-shell.drawer-open .sidebar{transform:translate(0)}.content{padding:16px;max-width:100%}.topbar{padding:12px 16px;gap:8px}body.drawer-locked{overflow:hidden}.lecture-layout{grid-template-columns:1fr!important;gap:0!important}.lecture-layout .notes-panel{position:fixed!important;inset:auto 0 0 0!important;top:auto!important;height:85vh!important;max-height:85vh!important;border-radius:18px 18px 0 0!important;z-index:90;box-shadow:0 -16px 40px #0000002e}.lecture-notes-fab{right:16px!important;top:auto!important;bottom:16px!important;box-shadow:var(--shadow-lg)!important}.settings-layout{grid-template-columns:1fr!important}.settings-nav{margin-bottom:18px}.settings-nav__list{flex-direction:row!important;gap:4px!important;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;-webkit-mask-image:linear-gradient(to right,black 88%,transparent 100%);mask-image:linear-gradient(to right,black 88%,transparent 100%);padding-right:24px}.settings-nav__list::-webkit-scrollbar{display:none}.settings-nav__list>button{flex-shrink:0;width:auto!important;justify-content:center!important;padding:8px 14px!important}.stats-hero{padding:20px 16px!important;margin-bottom:18px!important}.stats-hero>div:last-child{gap:12px!important;align-items:center!important}.stats-hero>div:last-child>div:nth-child(1){flex-shrink:0}.stats-hero>div:last-child>div:nth-child(1)>div{width:56px!important;height:56px!important;font-size:22px!important}.stats-hero>div:last-child>div:nth-child(2)>div:first-child{font-size:18px!important;margin-bottom:2px!important}.stats-hero>div:last-child>div:nth-child(2)>div:nth-child(2){font-size:12px!important;margin-bottom:10px!important;word-break:break-all}.stats-hero>div:last-child>div:nth-child(2)>div:last-child{gap:6px!important}.stats-hero>div:last-child>div:nth-child(2)>div:last-child>*{font-size:11px!important;padding:4px 8px!important}.stats-tabs{width:100%!important;max-width:100%!important;overflow-x:auto!important;scrollbar-width:none!important;-ms-overflow-style:none!important;-webkit-mask-image:linear-gradient(to right,black 88%,transparent 100%);mask-image:linear-gradient(to right,black 88%,transparent 100%)}.stats-tabs::-webkit-scrollbar{display:none}.stats-tabs>button{flex-shrink:0}.final-exam-card__row{grid-template-columns:1fr!important;gap:14px!important;padding:18px!important;text-align:center}.final-exam-card__row>div:first-child{margin:0 auto;width:56px!important;height:56px!important}.final-exam-card__row>button{width:100%;justify-content:center!important}.final-exam-row{flex-direction:column!important;align-items:stretch!important;text-align:center!important;padding:18px!important}.final-exam-row>div:first-child{margin:0 auto!important}.final-exam-row>div:nth-child(3){justify-content:center!important;flex-wrap:wrap!important}}@media(max-width:720px){.content h1{font-size:24px!important;line-height:1.25!important}.content h2{font-size:18px!important}.content h3{font-size:16px!important}.auth-layout{grid-template-columns:1fr!important}.auth-layout__hero{display:none!important}.auth-layout__form{padding:24px 16px!important}.auth-page{padding:16px!important}.auth-page__card{padding:24px 20px!important;max-width:100%!important}.settings-layout{grid-template-columns:1fr!important}.settings-nav{margin-bottom:18px}.settings-nav__list{flex-direction:row!important;gap:4px!important;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;-webkit-mask-image:linear-gradient(to right,black 88%,transparent 100%);mask-image:linear-gradient(to right,black 88%,transparent 100%);padding-right:24px}.settings-nav__list::-webkit-scrollbar{display:none}.settings-nav__list>button{flex-shrink:0;width:auto!important;justify-content:center!important;padding:8px 14px!important}.lecture-layout{grid-template-columns:1fr!important;gap:0!important}.lecture-layout .notes-panel{position:fixed!important;inset:auto 0 0 0!important;top:auto!important;height:85vh!important;max-height:85vh!important;border-radius:18px 18px 0 0!important;z-index:90;box-shadow:0 -16px 40px #0000002e;animation:notesSheetIn .22s ease}@keyframes notesSheetIn{0%{transform:translateY(100%)}to{transform:translateY(0)}}.lecture-notes-fab{right:16px!important;top:auto!important;bottom:16px!important;box-shadow:var(--shadow-lg)!important}.stats-tabs{width:100%!important;max-width:100%!important;overflow-x:auto!important;scrollbar-width:none!important;-ms-overflow-style:none!important;-webkit-mask-image:linear-gradient(to right,black 88%,transparent 100%);mask-image:linear-gradient(to right,black 88%,transparent 100%)}.stats-tabs::-webkit-scrollbar{display:none}.stats-tabs>button{flex-shrink:0}.stats-hero{padding:20px 16px!important;margin-bottom:18px!important}.stats-hero>div:last-child{gap:12px!important;align-items:center!important}.stats-hero>div:last-child>div:nth-child(1){flex-shrink:0}.stats-hero>div:last-child>div:nth-child(1)>div{width:56px!important;height:56px!important;font-size:22px!important}.stats-hero>div:last-child>div:nth-child(2)>div:first-child{font-size:18px!important;margin-bottom:2px!important}.stats-hero>div:last-child>div:nth-child(2)>div:nth-child(2){font-size:12px!important;margin-bottom:10px!important;word-break:break-all}.stats-hero>div:last-child>div:nth-child(2)>div:last-child{gap:6px!important}.stats-hero>div:last-child>div:nth-child(2)>div:last-child>*{font-size:11px!important;padding:4px 8px!important}.topbar-icon-btn,.topbar-menu-btn{width:44px!important;height:44px!important}.btn,.btn-sm{min-height:44px}.topbar-search{flex:0 0 auto!important}.topbar-search__field{display:none!important}.topbar-search__btn{display:inline-flex!important}.lecture-notes-fab{top:auto!important;bottom:calc(20px + env(safe-area-inset-bottom,0px))!important;right:16px!important;width:48px!important;height:48px!important;min-height:48px!important;padding:0!important;border-radius:50%!important;justify-content:center!important;gap:0!important}.lecture-notes-fab{font-size:0!important}.final-exam-card__row{grid-template-columns:1fr!important;gap:14px!important;padding:18px!important;text-align:center}.final-exam-card__row>div:first-child{margin:0 auto;width:56px!important;height:56px!important}.final-exam-card__row>button{width:100%;justify-content:center!important}}@media(min-width:721px){.topbar-search__btn{display:none}}.public-topbar{position:sticky;top:0;z-index:100;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:color-mix(in srgb,var(--bg-elevated) 86%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.public-topbar__action-link{text-decoration:none}.public-topbar__brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}.public-topbar__brand-mark{width:36px;height:36px;border-radius:9px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-family:var(--font-mono);font-size:13px;flex-shrink:0}.public-topbar__brand-text{font-weight:700;font-size:15px;color:var(--text)}.public-topbar__actions{display:flex;align-items:center;gap:8px}.public-footer__inner{max-width:1120px;margin:0 auto}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:32px}.public-footer__brand-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}.public-footer__brand-mark{width:28px;height:28px;border-radius:7px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-family:var(--font-mono);font-size:11px;flex-shrink:0}.public-footer__brand-text{font-weight:700;font-size:14px;color:var(--text)}.public-footer__tagline{font-size:13px;color:var(--text-muted);margin:0;line-height:1.5}.public-footer__column-title{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text);margin-bottom:10px}.public-footer__column-list{display:flex;flex-direction:column;gap:6px}.public-footer__link{font-size:14px;color:var(--text-muted);text-decoration:none;transition:color .15s}.public-footer__link:hover{color:var(--text)}.public-footer__copyright{margin-top:24px;padding-top:16px;border-top:1px solid var(--border);font-size:13px;color:var(--text-subtle)}.landing-hero__chip-row{margin-bottom:14px}.landing-hero__title{font-size:clamp(28px,5vw,48px);font-weight:700;line-height:1.1;letter-spacing:-.025em;margin:0 0 12px;color:var(--text)}.landing-hero__lede{font-size:18px;color:var(--text-muted);max-width:560px;margin:0 auto 24px;line-height:1.6}.landing-hero__cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.landing-hero__cta-skeleton-row{display:flex;gap:12px;justify-content:center;align-items:center}.landing-hero__cta-skeleton{border-radius:var(--radius-sm);background:var(--bg-subtle)}.landing-hero__cta-skeleton--lg{width:200px;height:48px}.landing-hero__cta-skeleton--md{width:160px;height:48px}.landing-hero__hint{margin-top:12px;font-size:13px;color:var(--text-subtle)}.landing-hero__inner{max-width:880px;margin:0 auto}.landing-section{padding:14px 0}.landing-section--lg{padding:18px 0}.landing-section--bottom-only{padding:0 0 20px}.landing-section__eyebrow{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-subtle);margin-bottom:8px}.landing-section__title{font-size:24px;font-weight:700;margin:0 0 14px;color:var(--text)}.landing-section__title--lg{font-size:28px}.audience-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.audience-card{padding:14px;display:flex;flex-direction:column;gap:8px;cursor:default;transition:box-shadow .15s,transform .15s}.audience-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.audience-card__icon-wrap{width:28px;height:28px;border-radius:var(--radius-sm);background:var(--primary-soft);display:grid;place-items:center;flex-shrink:0}.audience-card__title{margin:0;font-size:18px;font-weight:600;color:var(--text)}.audience-card__desc{margin:0;font-size:14px;color:var(--text-muted);line-height:1.5}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.landing-stats__error{font-size:14px;color:var(--text-muted);display:flex;gap:8px;align-items:center}.landing-stat-skeleton{background:var(--bg-subtle);border-radius:var(--radius);padding:14px;height:64px;animation:shimmer 1.6s ease-in-out infinite}.landing-stat-card{padding:14px}.landing-stat-card__value{font-family:var(--font-mono);font-size:36px;font-weight:700;letter-spacing:-.02em;color:var(--text);line-height:1;margin-bottom:6px}.landing-stat-card__label{font-size:13px;color:var(--text-muted)}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.howitworks-step{padding:14px;display:flex;flex-direction:column;gap:8px;position:relative}.howitworks-step__arrow{position:absolute;right:-16px;top:50%;transform:translateY(-50%);font-size:20px;color:var(--text-subtle);z-index:1}.howitworks-step__num{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-family:var(--font-mono);font-size:18px;font-weight:700;flex-shrink:0}.howitworks-step__title{margin:0;font-size:18px;font-weight:600;color:var(--text)}.howitworks-step__desc{margin:0;font-size:14px;color:var(--text-muted);line-height:1.5}.cert-section__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:48px;align-items:center}.cert-section__image{width:100%;max-width:640px;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg, var(--shadow));border:1px solid var(--border);display:block}.cert-section__bullets{display:flex;flex-direction:column;gap:16px}.cert-bullet{display:flex;gap:12px;align-items:flex-start}.cert-bullet__check{width:20px;height:20px;border-radius:50%;background:var(--accent-soft);display:grid;place-items:center;flex-shrink:0;margin-top:2px}.cert-bullet__title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:2px}.cert-bullet__desc{font-size:13px;color:var(--text-muted)}.ai-disclaimer-banner{background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);border-left:4px solid var(--accent);border-radius:var(--radius);padding:24px;display:flex;gap:16px;align-items:flex-start}.ai-disclaimer-banner__icon{width:40px;height:40px;border-radius:50%;background:var(--bg-elevated);display:grid;place-items:center;font-size:20px;flex-shrink:0}.ai-disclaimer-banner__title{margin:0 0 10px;font-size:18px;font-weight:600;color:var(--text)}.ai-disclaimer-banner__text{margin:0 0 12px;font-size:14px;color:var(--text);line-height:1.6}.ai-disclaimer-banner__link{font-size:14px;color:var(--primary);text-decoration:none;font-weight:500}.seo-text{font-size:14px;color:var(--text-muted);line-height:1.65;max-width:none}.seo-text__title{margin:0 0 16px;font-size:20px;font-weight:700;color:var(--text);letter-spacing:-.01em}.seo-text__body{position:relative;overflow:hidden;transition:max-height .2s ease}.seo-text__body--collapsed{max-height:80px;-webkit-mask-image:linear-gradient(to bottom,black 60%,transparent);mask-image:linear-gradient(to bottom,black 60%,transparent)}.seo-text__body--expanded{max-height:none}.seo-text__body p{margin:0 0 12px}.seo-text__toggle-row{display:flex;justify-content:center;margin-top:16px}.seo-text__toggle{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:999px;font-size:13px;font-weight:600;color:var(--text);cursor:pointer}.seo-text__toggle-icon{display:inline-flex;transition:transform .2s ease}.seo-text__toggle-icon--expanded{transform:rotate(180deg)}.faq-section{max-width:1080px}.faq-layout{display:grid;grid-template-columns:1fr;gap:16px}.faq-toc{display:flex;flex-direction:column;gap:8px;min-width:0}.faq-toc__row{display:flex;flex-direction:column}.faq-toc__item{display:flex;align-items:center;gap:12px;width:100%;padding:14px 16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:12px;cursor:pointer;text-align:left;font-size:15px;font-weight:500;color:var(--text);transition:border-color .15s ease,background .15s ease}.faq-toc__item:hover{border-color:var(--primary)}.faq-toc__item.is-active{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 6%,var(--bg-elevated))}.faq-toc__num{flex-shrink:0;font-family:var(--font-mono, monospace);font-size:12px;font-weight:700;color:var(--text-subtle);letter-spacing:.04em}.faq-toc__item.is-active .faq-toc__num{color:var(--primary)}.faq-toc__text{flex:1;min-width:0;line-height:1.4;overflow-wrap:anywhere}.faq-toc__chevron{flex-shrink:0;display:inline-flex;transition:transform .2s ease}.faq-toc__chevron--open{transform:rotate(180deg)}.faq-toc__answer{padding:14px 16px 16px 48px;font-size:14px;line-height:1.65;color:var(--text-muted);white-space:pre-line;overflow-wrap:anywhere}.faq-pane{display:none;padding:24px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:16px;position:sticky;top:24px;align-self:start;max-height:calc(100vh - 48px);overflow-y:auto}.faq-pane__eyebrow{font-family:var(--font-mono, monospace);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-subtle);margin-bottom:10px}.faq-pane__title{margin:0 0 12px;font-size:20px;font-weight:700;color:var(--text);line-height:1.3;letter-spacing:-.01em}.faq-pane__body{font-size:15px;line-height:1.65;color:var(--text-muted);white-space:pre-line;overflow-wrap:anywhere}.faq-pane__placeholder{font-size:14px;color:var(--text-subtle);font-style:italic}@media(min-width:881px){.faq-layout{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:24px}.faq-pane{display:block}.faq-toc__answer{display:none}}.landing-privacy-block{padding:0 0 28px;max-width:720px}.landing-privacy-block__title{margin:0 0 12px;font-size:20px;font-weight:700;color:var(--text)}.landing-privacy-block__desc{margin:0 0 12px;font-size:15px;color:var(--text-muted);line-height:1.6}.landing-privacy-block__link{font-size:14px;color:var(--primary);text-decoration:none;font-weight:500}.public-article__lede{color:var(--text-muted);font-size:15px;margin:0 0 32px}.public-article__toc{padding:16px 20px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:10px;margin-bottom:40px;font-size:14px}.public-article__toc-title{font-weight:600;margin-bottom:8px}.public-article__toc-list{margin:0;padding-left:18px;line-height:1.8}.public-article__section{margin-bottom:32px}.public-article__section-title{font-size:22px;font-weight:700;margin:0 0 12px}.public-article__para{line-height:1.65;margin:0 0 12px}.public-article__para--last{margin:0}.public-article__para--note{line-height:1.65;margin:12px 0 0}.public-article__list{line-height:1.8;padding-left:20px}.public-article__footer-note{color:var(--text-muted);font-size:13px;margin:48px 0 0;border-top:1px solid var(--border);padding-top:16px}.contact-form{display:flex;flex-direction:column;gap:14px}.contact-form__field{display:flex;flex-direction:column;gap:6px}.contact-form__label{font-size:13px;font-weight:500}.contact-form__textarea{resize:vertical;font-family:inherit}.contact-form__field-error{font-size:12px;color:var(--danger)}.contact-form__server-error{font-size:13px;color:var(--danger);background:var(--danger-soft);padding:10px 14px;border-radius:8px}.contact-form__submit{margin-top:8px}.contact-form__disclaimer{font-size:12px;color:var(--text-muted);margin:8px 0 0;line-height:1.55}.contact-form__success{padding:24px;background:var(--success-soft, #ecfdf5);border:1px solid var(--success, #10b981);color:var(--success, #065f46);border-radius:12px}.contact-form__success-title{font-size:18px;font-weight:700;margin:0 0 6px}.contact-form__success-text{margin:0;line-height:1.6;font-size:14px}.cert-public-page{min-height:100vh;background:var(--bg);color:var(--text);display:flex;flex-direction:column}.cert-public-page__header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.cert-public-page__brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}.cert-public-page__brand-mark{width:36px;height:36px;border-radius:10px;background:var(--primary);display:grid;place-items:center;font-weight:700;color:#fff;font-family:var(--font-mono)}.cert-public-page__brand-text{font-weight:700}.cert-public-page__main{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 16px}.cert-public-page__loading{color:var(--text-muted)}.cert-public-page__error-card{padding:48px 40px;text-align:center;max-width:480px}.cert-public-page__error-icon{width:72px;height:72px;border-radius:18px;background:var(--bg-muted);display:grid;place-items:center;margin:0 auto 18px}.cert-public-page__error-title{font-size:22px;font-weight:700;margin:0 0 10px}.cert-public-page__error-text{color:var(--text-muted);font-size:14px;margin-bottom:24px}.cert-public-page__card-wrap{width:100%;max-width:820px}.cert-public-page__verified-row{margin-bottom:20px;text-align:center}.cert-public-page__verified-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600}.cert-public-page__actions{margin-top:28px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.cert-public-page__action-btn{display:flex;align-items:center;gap:8px}.cert-public-page__toast{margin:14px auto 0;text-align:center;font-size:13px;color:var(--accent)}.cert-public-page__footer{padding:20px 24px;border-top:1px solid var(--border);text-align:center;font-size:12px;color:var(--text-muted)}.cert-public-page__footer-link{color:var(--primary)}@keyframes shimmer{0%,to{opacity:1}50%{opacity:.5}}.auth-layout{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:var(--bg)}.auth-layout__hero{background:linear-gradient(160deg,#0284c7,#0369a1,#082f49);color:#fff;padding:56px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.auth-layout__hero-bg-circle{position:absolute;border-radius:50%;pointer-events:none}.auth-layout__hero-bg-circle--top{top:-160px;right:-160px;width:480px;height:480px;background:radial-gradient(circle,rgba(16,185,129,.5),transparent 60%);filter:blur(20px)}.auth-layout__hero-bg-circle--bottom{bottom:-200px;left:-160px;width:520px;height:520px;background:radial-gradient(circle,rgba(139,124,255,.5),transparent 60%);filter:blur(40px)}.auth-layout__hero-brand{position:relative;display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.auth-layout__hero-brand-mark{width:40px;height:40px;border-radius:10px;background:#fff;color:#0284c7;display:grid;place-items:center;font-weight:700;font-family:var(--font-mono)}.auth-layout__hero-brand-text{font-weight:600;font-size:17px}.auth-layout__hero-content{position:relative}.auth-layout__hero-chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:#ffffff1f;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);font-size:12px;font-weight:500;margin-bottom:24px}.auth-layout__hero-chip-dot{width:6px;height:6px;border-radius:50%;background:#34d399;display:inline-block}.auth-layout__hero-title{font-size:48px;font-weight:700;line-height:1.05;letter-spacing:-.025em;margin:0 0 16px}.auth-layout__hero-lede{font-size:16px;opacity:.85;max-width:460px;margin:0;line-height:1.55}.auth-layout__hero-stats{margin-top:32px;border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12);padding:18px 0;display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center}.auth-layout__hero-stat-num{font-family:var(--font-mono);font-size:18px;font-weight:700;color:#fff}.auth-layout__hero-stat-label{font-size:14px;opacity:.7;font-weight:400}.auth-layout__hero-stat-sep{font-size:14px;opacity:.5}.auth-layout__hero-stat-skeleton{display:inline-block;height:18px;border-radius:4px;background:#ffffff1f}.auth-layout__hero-stat-skeleton--sm{width:50px}.auth-layout__hero-stat-skeleton--md{width:60px}.auth-layout__hero-stat-skeleton--lg{width:80px}.auth-layout__hero-stat-free{padding:4px 10px;background:#34d3992e;color:#34d399;border-radius:999px;font-size:12px;font-weight:600}.auth-layout__hero-footer{position:relative;font-size:13px;opacity:.7}.auth-layout__form{display:grid;place-items:center;padding:40px;position:relative}.auth-layout__form-card{width:100%;max-width:380px}.auth-page{min-height:100vh;display:grid;place-items:center;background:var(--bg);padding:40px;position:relative}.auth-page__card{width:100%;max-width:460px;padding:40px}.auth-page__card--narrow{max-width:420px}.auth-page__home-link{position:absolute;top:24px;left:24px;font-size:13px;color:var(--text-muted);text-decoration:none;display:inline-flex;align-items:center;gap:6px}.auth-page__back-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted);text-decoration:none;margin-bottom:24px}.auth-card-brand{display:flex;align-items:center;gap:10px;margin-bottom:32px;text-decoration:none;color:inherit}.auth-card-brand__mark{width:36px;height:36px;border-radius:9px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-family:var(--font-mono);font-size:13px}.auth-card-brand__text{font-weight:700;font-size:16px}.auth-form__eyebrow{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px}.auth-form__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:0 0 8px}.auth-form__title--xl{font-size:32px}.auth-form__title--md{font-size:26px}.auth-form__lede{color:var(--text-muted);margin:0 0 32px;font-size:14px}.auth-form__lede--tight{margin:0 0 24px}.auth-form__lede--tighter{margin:0 0 22px}.auth-form__lede--tightest{margin:0 0 28px}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-form__forgot-row{display:flex;justify-content:flex-end;margin-top:-4px}.auth-form__forgot-link{font-size:13px;color:var(--primary)}.auth-form__error{font-size:13px;color:var(--danger);background:var(--danger-soft);padding:10px 14px;border-radius:8px}.auth-form__submit{margin-top:8px;width:100%}.auth-form__submit--with-icon{display:flex;align-items:center;gap:8px;justify-content:center}.auth-form__footer{margin-top:24px;font-size:13px;color:var(--text-muted);text-align:center}.auth-form__footer-link{color:var(--primary)}.auth-form__strength{margin-top:8px}.auth-form__strength-bar{display:flex;gap:4px}.auth-form__strength-segment{flex:1;height:4px;border-radius:2px;background:var(--bg-muted);transition:background .2s}.auth-form__strength-label{font-size:11px;font-weight:600;margin-top:4px}.auth-form__match{font-size:12px}.auth-form__match--ok{color:var(--accent)}.auth-form__match--err{color:#ef4444}.auth-status{text-align:center}.auth-status__icon{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;margin:0 auto 20px}.auth-status__icon--primary{background:var(--primary-soft)}.auth-status__icon--accent{background:var(--accent-soft)}.auth-status__icon--danger{background:var(--danger-soft)}.auth-status__title{font-size:24px;font-weight:700;margin:0 0 8px}.auth-status__title--lg{font-size:26px;margin:0 0 10px;letter-spacing:-.02em}.auth-status__text{color:var(--text-muted);font-size:14px;margin:0 0 20px}.auth-status__text--tight{margin:0 0 8px}.auth-status__text--last{margin:0}.auth-status__email-mono{font-family:var(--font-mono);font-weight:600;margin-bottom:24px}.auth-status__resend-ok{color:var(--accent);font-size:14px}.auth-status__login-link{color:var(--primary);font-size:13px}.auth-hint-box{padding:14px 18px;background:var(--bg-subtle);border-radius:10px;font-size:13px;color:var(--text-muted);text-align:left;margin-bottom:20px;line-height:1.5}.auth-hint-box--center{text-align:center}.auth-hint-box__title{font-weight:600;color:var(--text);margin-bottom:8px}.auth-hint-box__list{margin:0;padding-left:18px;line-height:1.6}.auth-hint-box__strong{color:var(--text)}.auth-confirm-panel{background:var(--bg-subtle);border-radius:12px;padding:24px;text-align:center}.auth-confirm-panel__title{font-size:16px;font-weight:700;margin-bottom:8px}.auth-confirm-panel__text{color:var(--text-muted);font-size:14px;margin:0 0 20px}.auth-confirm-panel__strong{color:var(--text)}.home-loading{padding:60px 0;text-align:center;color:var(--text-muted)}.home-hero{padding:0;overflow:hidden;margin-bottom:28px;background:linear-gradient(125deg,#0284c7,#0369a1 60%,#0c4a6e);color:#fff;position:relative;border:none}.home-hero__bg-blob{position:absolute;top:-80px;right:-60px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(16,185,129,.45),transparent 60%);filter:blur(40px);pointer-events:none}.home-hero__row{position:relative;display:grid;grid-template-columns:1fr auto;gap:32px;padding:32px 36px;align-items:center}.home-hero__chip{display:inline-flex;align-items:center;gap:8px;padding:4px 12px;border-radius:999px;background:#ffffff24;font-size:12px;font-weight:500;margin-bottom:14px}.home-hero__chip-dot{width:6px;height:6px;border-radius:50%;background:#34d399;display:inline-block}.home-hero__title{font-size:30px;font-weight:700;letter-spacing:-.02em;color:#fff;margin-bottom:10px}.home-hero__lede{opacity:.85;font-size:15px;margin:0 0 24px;max-width:540px}.home-hero__cta-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.home-hero__cta-btn{background:#fff;color:#0369a1;display:flex;align-items:center;gap:8px}.home-hero__cta-now{font-size:13px;opacity:.85}.home-hero__cta-now b{font-weight:600}.home-hero__progress-row{display:flex;gap:24px;align-items:center}.home-hero__progress-text{text-align:right}.home-hero__progress-label{font-size:12px;opacity:.7;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.home-hero__progress-num{font-size:36px;font-weight:700;letter-spacing:-.02em;line-height:1.1}.home-hero__progress-num-total{opacity:.5;font-weight:500}.home-hero__progress-cap{font-size:13px;opacity:.8}.home-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px}.home-stat-card{padding:18px;display:flex;align-items:center;gap:14px}.home-stat-card__icon-wrap{width:42px;height:42px;border-radius:11px;display:grid;place-items:center}.home-stat-card__label{font-size:12px;font-weight:500;color:var(--text-muted);margin-bottom:2px}.home-stat-card__value{font-size:22px;font-weight:700;letter-spacing:-.02em;line-height:1}.home-program-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.home-program-header__title{font-size:22px;font-weight:700;letter-spacing:-.01em}.home-program-header__filter{display:flex;gap:4px;padding:4px;background:var(--bg-subtle);border-radius:10px}.home-program-header__filter-btn{background:transparent;color:var(--text-muted);box-shadow:none;font-weight:500}.home-program-header__filter-btn.is-active{background:var(--bg-elevated);color:var(--text);box-shadow:var(--shadow-sm)}.home-program-header__filter-count{opacity:.55;margin-left:4px}.home-sections{display:flex;flex-direction:column;gap:12px}.home-empty{padding:40px;text-align:center}.home-empty__title{font-weight:600;margin-top:10px}.home-empty__hint{font-size:13px;color:var(--text-muted)}.home-track{padding:0;overflow:hidden}.home-track__header{display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:center;padding:16px 20px;width:100%;background:transparent;border:0;cursor:pointer;text-align:left}.home-track__title-wrap{min-width:0}.home-track__eyebrow{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);margin-bottom:4px}.home-track__title{font-size:16px;font-weight:700;letter-spacing:-.01em}.home-track__hint{font-size:12px;color:var(--text-muted);margin-top:2px}.home-track__chip{font-weight:600}.home-track__chip--done{background:var(--accent-soft);color:var(--accent)}.home-track__chevron{transition:transform .2s}.home-track__chevron--open{transform:rotate(180deg)}.home-track__body{border-top:1px solid var(--border);padding:12px;display:flex;flex-direction:column;gap:10px;background:var(--bg-subtle)}.home-section{padding:0;overflow:hidden;scroll-margin-top:80px}.home-section__head{cursor:pointer;display:block;width:100%}.home-section__row{display:grid;grid-template-columns:auto 1fr auto auto;gap:18px;padding:20px;align-items:center}.home-section__num{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-weight:700;font-size:16px;font-family:var(--font-mono);background:var(--primary-soft);color:var(--primary)}.home-section__num--done{background:var(--accent-soft);color:var(--accent)}.home-section__title-wrap{min-width:0}.home-section__title-row{display:flex;align-items:center;gap:10px;margin-bottom:4px}.home-section__title{font-size:16px;font-weight:700;letter-spacing:-.01em;margin:0}.home-section__title-chip{display:flex;align-items:center;gap:4px}.home-section__desc{font-size:13px;color:var(--text-muted)}.home-section__meta{display:flex;align-items:center;gap:16px;color:var(--text-muted);font-size:13px}.home-section__meta-item{display:flex;align-items:center;gap:6px}.home-section__progress-wrap{display:flex;align-items:center;gap:12px}.home-section__progress-bar{width:80px}.home-section__chevron{transition:transform .2s}.home-section__chevron--open{transform:rotate(180deg)}.home-section__body{border-top:1px solid var(--border);background:var(--bg-subtle)}.home-section__list{padding:4px 8px}.home-lesson{cursor:pointer;display:block;border-radius:10px}.home-lesson__row{display:grid;grid-template-columns:auto 1fr auto;gap:14px;padding:12px 14px;align-items:center;border-radius:10px}.home-lesson__bullet{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:600;background:transparent;border:1.5px solid var(--border-strong);color:var(--text-muted)}.home-lesson__bullet--done{background:var(--accent);border:none;color:#fff}.home-lesson__title{font-size:14px;font-weight:500;margin-bottom:2px}.home-lesson__meta{font-size:12px;color:var(--text-muted);display:flex;gap:12px}.home-lesson__meta-item{display:flex;align-items:center;gap:4px}.home-lesson__divider{border-top:1px dashed var(--border);margin:4px 14px}.home-lesson__extras{padding:12px 14px}.home-section-quiz{padding:12px 14px;display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center}.home-section-quiz__icon{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary)}.home-section-quiz__icon--done{background:var(--accent-soft);color:var(--accent)}.home-section-quiz__title{font-size:14px;font-weight:600}.home-section-quiz__hint{font-size:12px;color:var(--text-muted)}.home-section-quiz__btn--disabled{opacity:.5}.home-final-exam{margin-top:28px;padding:0;overflow:hidden;background:var(--surface);color:var(--text);border:1px solid var(--border)}.home-final-exam--ready{background:linear-gradient(135deg,var(--primary),#0c4a6e);color:#fff;border:none}.home-final-exam__row{padding:28px;display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center}.home-final-exam__icon-wrap{width:64px;height:64px;border-radius:16px;display:grid;place-items:center;background:var(--primary-soft)}.home-final-exam__icon-wrap--ready{background:#ffffff24}.home-final-exam__eyebrow{font-size:12px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;opacity:.75;margin-bottom:4px}.home-final-exam__title{font-size:18px;font-weight:700;margin-bottom:4px;color:inherit}.home-final-exam__meta{font-size:14px;opacity:.8}.home-final-exam__cta{background:var(--bg-subtle);color:var(--text-muted);opacity:.6;display:flex;align-items:center;gap:8px;max-width:100%;white-space:normal;text-align:center;line-height:1.3}.home-final-exam__cta--ready{background:#fff;color:var(--primary-strong);opacity:1}.home-quiz-score{display:flex;align-items:center;gap:6px}.home-quiz-score--pass{color:var(--accent)}.home-quiz-score--fail{color:var(--warn)}@media(max-width:880px){.home-hero__row{grid-template-columns:1fr;gap:18px;padding:24px 20px}.home-hero__title{font-size:22px;margin-bottom:8px}.home-hero__lede{font-size:14px;margin:0 0 16px}.home-hero__progress-row{justify-content:space-between;gap:16px}.home-hero__progress-text{text-align:left}.home-hero__progress-num{font-size:28px}.home-stats-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:20px}.home-stat-card{padding:14px;gap:12px}.home-stat-card__icon-wrap{width:36px;height:36px}.home-stat-card__value{font-size:18px}.home-program-header{flex-direction:column;align-items:stretch;gap:12px}.home-program-header__filter{overflow-x:auto;scrollbar-width:none}.home-program-header__filter::-webkit-scrollbar{display:none}.home-program-header__filter-btn{flex-shrink:0;white-space:nowrap}.home-section__row{grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:14px;row-gap:10px;padding:16px}.home-section__num{grid-row:1;grid-column:1;width:38px;height:38px;font-size:14px}.home-section__title-wrap{grid-row:1;grid-column:2}.home-section__meta{grid-row:2;grid-column:1 / -1;gap:14px;font-size:12px}.home-section__progress-wrap{grid-row:2;grid-column:1 / -1;justify-content:space-between;gap:10px}.home-section__progress-bar{flex:1;width:auto}.home-section__title{font-size:15px}.home-section__desc{font-size:12px}.home-section-quiz{grid-template-columns:auto 1fr;row-gap:10px}.home-section-quiz>button{grid-column:1 / -1;justify-self:stretch}.home-final-exam__row{grid-template-columns:1fr;gap:14px;padding:20px;text-align:center}.home-final-exam__icon-wrap{margin:0 auto;width:56px;height:56px}.home-final-exam__cta{justify-content:center}}.lectures-header{margin-bottom:24px}.lectures-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.lectures-header__meta{color:var(--text-muted);margin:0}.lectures-filters{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}.lectures-search{flex:1;min-width:280px;position:relative}.lectures-search__icon{position:absolute;left:14px;top:50%;transform:translateY(-50%)}.lectures-search__input{padding-left:40px}.lectures-filter-tabs{display:flex;gap:4px;padding:4px;background:var(--bg-subtle);border-radius:10px}.lectures-filter-tab{background:transparent;color:var(--text-muted);box-shadow:none;font-weight:500}.lectures-filter-tab.is-active{background:var(--bg-elevated);color:var(--text);box-shadow:var(--shadow-sm)}.lectures-level-select{width:auto;min-width:160px}.lectures-loading{text-align:center;padding:60px 0;color:var(--text-muted)}.lectures-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px}.lecture-card{padding:18px;cursor:pointer;position:relative}.lecture-card__chips{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}.lecture-card__chip{font-size:11px}.lecture-card__chip--done{display:flex;align-items:center;gap:4px}.lecture-card__title{font-weight:600;font-size:15px;margin-bottom:6px;line-height:1.35}.lecture-card__section{font-size:12px;color:var(--text-muted);margin-bottom:12px}.lecture-card__footer{display:flex;justify-content:space-between;align-items:center}.lecture-card__duration{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:4px}.lectures-empty{padding:40px;text-align:center;grid-column:1 / -1}.lectures-empty__title{font-weight:600;margin-top:10px}.lectures-empty__hint{font-size:13px;color:var(--text-muted)}.lecture-loading,.lecture-error{text-align:center;padding:80px 0;color:var(--text-muted)}.lecture-error{color:var(--danger)}.lecture-layout--open,.lecture-layout--closed{display:block;position:relative}.lecture-content{min-width:0}@media(min-width:881px){.lecture-layout--open .notes-panel{position:fixed;top:88px;right:24px;width:360px;max-height:calc(100vh - 112px);z-index:6;box-shadow:var(--shadow-lg, var(--shadow))}.lecture-layout--open .lecture-content{padding-right:408px}}.lecture-back-btn{margin-bottom:16px;margin-left:-8px;display:flex;align-items:center;gap:6px}.lecture-position{font-size:13px;color:var(--text-muted);margin-bottom:8px;font-family:var(--font-mono, monospace)}.lecture-chips{display:flex;gap:8px;margin-bottom:8px;flex-wrap:wrap}.lecture-chip-practice{background:var(--warn-soft);color:var(--warn);font-weight:600}.lecture-chip-checklist{font-weight:600}.lecture-chip-checklist--done{background:var(--accent-soft);color:var(--accent)}.lecture-chip-checklist--pending{background:var(--bg-subtle);color:var(--text-muted)}.lecture-chip-icon{display:flex;align-items:center;gap:4px}.lecture-title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:16px;max-width:720px}.lecture-complete-card{max-width:720px;padding:20px;margin-top:32px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}.lecture-complete-card__main{flex:1}.lecture-complete-card__title{font-weight:600;margin-bottom:2px}.lecture-complete-card__hint{font-size:13px;color:var(--text-muted)}.lecture-complete-card__btn{display:flex;align-items:center;gap:6px}.lecture-complete-card__quiz-wrap{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.lecture-complete-card__quiz-hint{font-size:13px;color:var(--text-muted)}.lecture-notes-fab{position:fixed;right:24px;top:100px;z-index:5;box-shadow:var(--shadow);display:flex;align-items:center;gap:6px}.tests-loading{text-align:center;padding:80px 0;color:var(--text-muted)}.tests-header{margin-bottom:28px}.tests-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.tests-header__meta{color:var(--text-muted);margin:0}.tests-summary{padding:24px;margin-bottom:32px;display:flex;align-items:center;gap:24px;background:linear-gradient(135deg,var(--primary-soft) 0%,var(--bg-elevated) 100%)}.tests-summary__title{font-weight:700;font-size:20px;letter-spacing:-.01em;margin-bottom:4px}.tests-summary__hint{font-size:14px;color:var(--text-muted);max-width:480px}.tests-track{margin-bottom:24px}.tests-track__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.tests-track__title{font-size:18px;font-weight:700;margin:0}.tests-track__hint{font-size:12px;color:var(--text-muted)}.tests-track__list{display:flex;flex-direction:column;gap:10px}.section-quiz{padding:18px 22px;display:flex;align-items:center;gap:16px}.section-quiz--locked{opacity:.6}.section-quiz__icon-wrap{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;background:var(--bg-muted)}.section-quiz__icon-wrap--ready{background:var(--primary-soft)}.section-quiz__icon-wrap--passed{background:var(--accent-soft)}.section-quiz__title-wrap{flex:1;min-width:0}.section-quiz__title{font-weight:700;font-size:15px;margin-bottom:2px}.section-quiz__hint{font-size:13px;color:var(--text-muted)}.section-quiz__meta{display:flex;align-items:center;gap:12px}.section-quiz__duration{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:4px}.section-quiz__score-chip{font-size:12px;display:flex;align-items:center;gap:4px}.tests-intermediate{margin-bottom:28px}.tests-intermediate__title{font-size:18px;font-weight:700;margin-bottom:14px}.intermediate-row{padding:20px 24px;display:flex;align-items:center;gap:18px;background:var(--bg-elevated);opacity:.7}.intermediate-row--ready{background:linear-gradient(135deg,var(--primary-soft) 0%,var(--bg-elevated) 100%);opacity:1}.intermediate-row__icon-wrap{width:52px;height:52px;border-radius:13px;display:grid;place-items:center;flex-shrink:0;background:var(--bg-muted)}.intermediate-row__icon-wrap--ready{background:var(--primary-soft)}.intermediate-row__main{flex:1;min-width:0}.intermediate-row__title{font-weight:700;font-size:16px;margin-bottom:4px}.intermediate-row__hint{font-size:13px;color:var(--text-muted)}.tests-final__title{font-size:18px;font-weight:700;margin-bottom:14px}.final-exam-row{padding:24px 28px;display:flex;align-items:center;gap:20px;background:var(--bg-elevated);opacity:.7}.final-exam-row--ready{background:linear-gradient(135deg,#0c4a6e,#0284c7);color:#fff;opacity:1}.final-exam-row__icon-wrap{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;flex-shrink:0;background:var(--bg-muted)}.final-exam-row__icon-wrap--ready{background:#ffffff26}.final-exam-row__main{flex:1;min-width:0}.final-exam-row__title{font-weight:700;font-size:18px;margin-bottom:4px}.final-exam-row__hint{font-size:14px;color:var(--text-muted)}.final-exam-row__hint--ready{color:#fffc}.final-exam-row__meta{display:flex;align-items:center;gap:12px}.final-exam-row__duration{font-size:12px;display:flex;align-items:center;gap:4px;color:var(--text-muted)}.final-exam-row__duration--ready{color:#ffffffb3}.final-exam-row__score-chip{font-size:12px;background:#fff3;color:#fff}.final-exam-row__cta{background:var(--bg-muted);color:var(--text-subtle);font-weight:700;cursor:not-allowed}.final-exam-row__cta--ready{background:#fff;color:#0284c7;cursor:pointer}@media(max-width:880px){.tests-header__title{font-size:22px}.tests-summary{flex-wrap:wrap;gap:16px;padding:20px}.tests-summary>svg,.tests-summary>[class*=circular]{flex-shrink:0}.tests-track__header{flex-wrap:wrap;gap:8px}.section-quiz{flex-wrap:wrap;padding:16px 18px;row-gap:10px}.section-quiz__title-wrap{flex:1 1 calc(100% - 64px);min-width:0}.section-quiz__meta{flex:1 1 100%;justify-content:space-between;flex-wrap:wrap}.section-quiz>button{flex:1 1 100%;justify-content:center}.intermediate-row{flex-wrap:wrap;padding:16px 18px;row-gap:10px}.intermediate-row__main{flex:1 1 calc(100% - 68px)}.intermediate-row>button,.intermediate-row>[class*=cta]{flex:1 1 100%;justify-content:center}.final-exam-row{flex-direction:column;align-items:stretch;text-align:center;padding:22px 20px;gap:14px}.final-exam-row__icon-wrap{margin:0 auto}.final-exam-row__meta{justify-content:center;flex-wrap:wrap}.final-exam-row__cta{width:100%;justify-content:center}}.notes-header{margin-bottom:24px}.notes-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.notes-header__meta{color:var(--text-muted);margin:0}.notes-search-row{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}.notes-search{flex:1;min-width:280px;position:relative}.notes-search__icon{position:absolute;left:14px;top:50%;transform:translateY(-50%)}.notes-search__input{padding-left:40px}.notes-search__clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);padding:4px}.notes-tag-row{display:flex;gap:6px;margin-bottom:20px;flex-wrap:wrap}.notes-tag-row__label{font-size:13px;color:var(--text-muted);display:flex;align-items:center;gap:4px;margin-right:4px}.notes-tag-chip{cursor:pointer;border:none;background:var(--bg-muted)}.notes-tag-chip.chip-primary{background:var(--primary-soft)}.notes-loading{text-align:center;padding:60px 0;color:var(--text-muted)}.notes-empty{padding:48px;text-align:center}.notes-empty__icon{margin-bottom:16px}.notes-empty__title{font-weight:700;font-size:18px;margin-bottom:8px}.notes-empty__hint{font-size:14px;color:var(--text-muted);max-width:360px;margin:0 auto}.notes-groups{display:flex;flex-direction:column;gap:24px}.notes-group__header{display:flex;align-items:center;gap:10px;margin-bottom:10px}.notes-group__title{font-weight:700;font-size:16px}.notes-group__link{font-size:12px;color:var(--primary);display:flex;align-items:center;gap:3px;text-decoration:none}.notes-group__list{display:flex;flex-direction:column;gap:8px}.note-card{padding:16px}.note-card__text{font-size:14px;line-height:1.6}.note-card__text--has-tags{margin-bottom:10px}.note-card__tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.note-card__tag{font-size:11px}.note-card__date{font-size:11px;color:var(--text-subtle)}.search-header{margin-bottom:24px}.search-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.search-header__meta{color:var(--text-muted);margin:0}.search-input-wrap{position:relative;margin-bottom:20px;max-width:600px}.search-input-wrap__icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);pointer-events:none}.search-input-wrap__input{padding-left:48px;font-size:16px;height:48px}.search-input-wrap__loading{position:absolute;right:14px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--text-muted)}.search-tabs{display:flex;gap:4px;padding:4px;background:var(--bg-subtle);border-radius:10px;width:fit-content;margin-bottom:20px}.search-tabs__btn{background:transparent;color:var(--text-muted);box-shadow:none;font-weight:500;display:flex;align-items:center;gap:6px}.search-tabs__btn.is-active{background:var(--bg-elevated);color:var(--text);box-shadow:var(--shadow-sm)}.search-tabs__count{background:var(--bg-muted);color:var(--text-muted);border-radius:20px;padding:0 7px;font-size:11px;font-weight:700}.search-tabs__btn.is-active .search-tabs__count{background:var(--primary);color:#fff}.search-prompt,.search-empty{padding:48px;text-align:center}.search-prompt__title,.search-empty__title{font-weight:600;font-size:18px;margin-top:12px;margin-bottom:8px}.search-empty__title{font-weight:700}.search-prompt__hint,.search-empty__hint{font-size:14px;color:var(--text-muted)}.search-prompt__suggestions{display:flex;gap:8px;justify-content:center;margin-top:20px;flex-wrap:wrap}.search-prompt__suggestion-chip{cursor:pointer;border:none;background:var(--bg-muted)}.search-results{display:flex;flex-direction:column;gap:24px}.search-section-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:10px;display:flex;align-items:center;gap:6px}.search-result-list{display:flex;flex-direction:column;gap:8px}.search-lesson-row{padding:14px 18px;display:flex;align-items:center;gap:14px;cursor:pointer;text-align:left;width:100%}.search-lesson-row__icon-wrap{width:38px;height:38px;border-radius:10px;background:var(--primary-soft);display:grid;place-items:center;flex-shrink:0}.search-lesson-row__icon-wrap--note{background:var(--accent-soft);margin-top:1px}.search-lesson-row__main{flex:1;min-width:0}.search-lesson-row__title{font-weight:600;font-size:14px;margin-bottom:2px}.search-lesson-row__meta{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:8px}.search-lesson-row__meta-sep{opacity:.4}.search-lesson-row__meta-item{display:flex;align-items:center;gap:3px}.search-note-row{padding:14px 18px;cursor:pointer;text-align:left;width:100%}.search-note-row__body{display:flex;align-items:flex-start;gap:14px}.search-note-row__main{flex:1;min-width:0}.search-note-row__text{font-size:14px;line-height:1.5;margin-bottom:6px}.search-note-row__lesson{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:4px}.search-highlight{background:#0284c733;color:var(--primary);border-radius:2px;padding:0 2px}.form-status{font-size:13px;padding:10px 14px;border-radius:8px}.form-status--error{color:var(--danger);background:var(--danger-soft)}.form-status--success{color:var(--accent);background:var(--accent-soft)}.stats-hero{background:linear-gradient(135deg,#0c4a6e,#0284c7 60%,#10b981);border-radius:20px;padding:36px 32px;margin-bottom:28px;position:relative;overflow:hidden}.stats-hero__blob{position:absolute;border-radius:50%;background:#ffffff0f;pointer-events:none}.stats-hero__blob--top{top:-40px;right:-40px;width:220px;height:220px}.stats-hero__blob--bottom{bottom:-60px;right:80px;width:160px;height:160px;background:#ffffff0a}.stats-hero__row{display:flex;align-items:flex-start;gap:20px;position:relative}.stats-hero__main{flex:1}.stats-hero__name{font-size:24px;font-weight:800;letter-spacing:-.02em;color:#fff;margin-bottom:4px}.stats-hero__email{font-size:14px;color:#ffffffb3;margin-bottom:16px}.stats-hero__pills{display:flex;gap:16px;flex-wrap:wrap}.stats-pill{display:flex;align-items:center;gap:5px;background:#ffffff1f;border-radius:20px;padding:4px 10px;font-size:13px;font-weight:600;color:#fff}.stats-tabs{display:flex;gap:2px;margin-bottom:24px;padding:4px;background:var(--bg-subtle);border-radius:12px;width:fit-content}.stats-tabs__btn{background:transparent;color:var(--text-muted);box-shadow:none;font-weight:500}.stats-tabs__btn.is-active{background:var(--bg-elevated);color:var(--text);box-shadow:var(--shadow-sm)}.stats-tabs__count{opacity:.55;margin-left:4px}.stats-loading{text-align:center;padding:80px 0;color:var(--text-muted)}.stats-summary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-bottom:32px}.stats-stat-card{padding:18px 20px}.stats-stat-card__icon-wrap{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:12px}.stats-stat-card__label{font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted);margin-bottom:4px}.stats-stat-card__value{font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1}.stats-stat-card__sub{font-size:12px;color:var(--text-muted);margin-top:4px}.stats-card{padding:24px}.stats-card--mb{margin-bottom:24px}.stats-card__title{font-size:16px;font-weight:700;margin:0 0 16px}.stats-card__title--tight{margin:0 0 4px}.stats-card__subtitle{font-size:13px;color:var(--text-muted);margin-bottom:16px}.stats-sections{display:flex;flex-direction:column;gap:14px}.stats-section-row__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.stats-section-row__title-wrap{display:flex;align-items:center;gap:8px}.stats-section-row__title{font-size:13px;font-weight:600}.stats-section-row__quiz-chip{font-size:11px}.stats-section-row__quiz-chip--fail{background:#ef44441f;color:#ef4444}.stats-section-row__count{font-size:13px;color:var(--text-muted)}.stats-section-row__bar{height:8px;border-radius:4px;background:var(--bg-muted);overflow:hidden}.stats-section-row__bar-fill{height:100%;border-radius:4px;transition:width .4s ease}.stats-section-row__bar-fill--done{background:var(--accent)}.stats-section-row__bar-fill--in-progress{background:var(--primary)}.stats-overview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px;margin-bottom:24px}.stats-overview-card__row{display:flex;align-items:center;gap:24px}.stats-overview-card__num{font-weight:700;font-size:22px}.stats-overview-card__sub{font-size:14px;color:var(--text-muted);margin-bottom:8px}.stats-history{display:flex;flex-direction:column;gap:10px}.stats-history__empty{padding:48px;text-align:center}.stats-history__empty-title{font-weight:700;font-size:18px;margin-top:12px;margin-bottom:8px}.stats-history__empty-hint{font-size:14px;color:var(--text-muted)}.stats-history-row{padding:14px 18px;display:flex;align-items:center;gap:14px}.stats-history-row__icon-wrap{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;flex-shrink:0}.stats-history-row__icon-wrap--pass{background:var(--accent-soft)}.stats-history-row__icon-wrap--fail{background:var(--danger-soft)}.stats-history-row__main{flex:1;min-width:0}.stats-history-row__title{font-weight:600;font-size:14px;margin-bottom:2px}.stats-history-row__meta{font-size:12px;color:var(--text-muted)}.stats-history-row__score{font-size:20px;font-weight:800}.stats-history-row__score--high{color:var(--accent)}.stats-history-row__score--mid{color:var(--primary)}.stats-history-row__score--low{color:var(--danger)}.stats-history-row__score-wrap{text-align:right}.stats-history-row__verdict{font-size:11px;font-weight:600}.stats-history-row__verdict--pass{color:var(--accent)}.stats-history-row__verdict--fail{color:var(--danger)}.stats-notes{display:flex;flex-direction:column;gap:10px}.stats-notes__empty{padding:48px;text-align:center}.stats-notes__empty-title{font-weight:700;font-size:18px;margin-bottom:8px}.stats-notes__empty-hint{font-size:14px;color:var(--text-muted)}.stats-note-row{padding:14px 18px}.stats-note-row__text{font-size:14px;line-height:1.6;margin-bottom:8px}.stats-note-row__footer{display:flex;justify-content:space-between;align-items:center}.stats-note-row__link{font-size:12px;color:var(--primary);text-decoration:none;display:flex;align-items:center;gap:3px}.stats-note-row__date{font-size:11px;color:var(--text-subtle)}.stats-notes__more{text-align:center;padding-top:8px}.stats-notes__more-link{font-size:13px;color:var(--primary);text-decoration:none}.cert-page-header{margin-bottom:28px}.cert-page-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.cert-page-header__meta{color:var(--text-muted);margin:0}.cert-page-loading{text-align:center;padding:80px 0;color:var(--text-muted)}.cert-page__preview{margin-bottom:28px}.cert-page__actions{max-width:780px;margin:0 auto;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.cert-page__action-btn{display:flex;align-items:center;gap:8px}.cert-page__share{max-width:780px;margin:14px auto 0;text-align:center;font-size:12px;color:var(--text-muted)}.cert-page__share-link{color:var(--primary);word-break:break-all}.cert-page__toast{max-width:780px;margin:12px auto 0;text-align:center;font-size:13px;color:var(--accent);background:var(--accent-soft);padding:8px 14px;border-radius:8px}.cert-locked-wrap{max-width:600px;margin:0 auto}.cert-locked-card{padding:48px 40px;text-align:center}.cert-locked-card__icon-wrap{width:80px;height:80px;border-radius:20px;background:var(--bg-muted);display:grid;place-items:center;margin:0 auto 20px}.cert-locked-card__title{font-size:22px;font-weight:700;margin:0 0 10px}.cert-locked-card__desc{color:var(--text-muted);font-size:14px;max-width:380px;margin:0 auto 28px;line-height:1.6}.cert-locked-checklist{background:var(--bg-subtle);border-radius:14px;padding:20px;text-align:left;margin-bottom:28px}.cert-locked-checklist__title{font-size:13px;font-weight:700;margin-bottom:12px}.cert-locked-checklist__item{display:flex;align-items:center;gap:10px;padding:8px 0}.cert-locked-checklist__item--sep{border-bottom:1px solid var(--border)}.cert-locked-checklist__bullet{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;background:var(--bg-muted)}.cert-locked-checklist__bullet--done{background:var(--accent)}.cert-locked-checklist__bullet-empty{width:8px;height:8px;border-radius:50%;background:var(--border)}.cert-locked-checklist__text{font-size:13px;color:var(--text-muted)}.cert-locked-checklist__text--done{color:var(--text);text-decoration:line-through}.cert-locked-card__cta-row{display:flex;gap:10px;justify-content:center}.cert-locked-card__cta-btn{display:flex;align-items:center;gap:6px}.cert-mock-wrap{margin-top:32px;text-align:center}.cert-mock-wrap__hint{font-size:13px;color:var(--text-muted);margin-bottom:14px}.cert-mock{background:linear-gradient(135deg,#0c4a6e,#0284c7,#059669);border-radius:16px;padding:32px 36px;opacity:.5;filter:blur(1px);pointer-events:none;color:#fff}.cert-mock__brand{font-size:13px;margin-bottom:8px;opacity:.8}.cert-mock__name{font-size:28px;font-weight:800;margin-bottom:8px}.cert-mock__line{font-size:14px;opacity:.8}.settings-header{margin-bottom:28px}.settings-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.settings-header__meta{color:var(--text-muted);margin:0}.settings-layout{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start}.settings-nav__list{display:flex;flex-direction:column;gap:2px}.settings-nav__btn{justify-content:flex-start;gap:10px;padding:10px 14px;background:transparent;font-weight:400;color:var(--text-muted);border-radius:10px}.settings-nav__btn.is-active{background:var(--bg-subtle);font-weight:600;color:var(--text)}.settings-section-card{padding:24px;margin-bottom:16px}.settings-section-card__head{margin-bottom:20px}.settings-section-card__title{font-weight:700;font-size:16px}.settings-section-card__desc{font-size:13px;color:var(--text-muted);margin-top:4px}.theme-tile-row{display:flex;gap:12px}.theme-tile{padding:16px 24px;cursor:pointer;border:2px solid transparent;display:flex;flex-direction:column;align-items:center;gap:8px;min-width:120px;transition:border-color .2s;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.theme-tile.is-active{border-color:var(--primary)}.theme-tile__preview{width:48px;height:32px;border-radius:8px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:4px}.theme-tile__preview--light{background:#f8fafc}.theme-tile__preview--dark{background:#0f172a}.theme-tile__dot{width:6px;height:6px;border-radius:50%}.theme-tile__dot--light{background:#475569}.theme-tile__dot--dark{background:#cbd5e1}.theme-tile__label{font-size:13px;font-weight:600}.settings-form{display:flex;flex-direction:column;gap:14px}.settings-form--narrow{max-width:420px}.settings-form__email-disabled{opacity:.6}.settings-form__email-hint{font-size:12px;color:var(--text-muted)}.settings-form__email-hint a{color:var(--primary)}.settings-form__submit{align-self:flex-start}.settings-form__match-error{font-size:12px;color:var(--danger);margin-top:4px}.settings-delete-btn{color:var(--danger);border-color:var(--danger)}.settings-delete-error{margin-bottom:12px}.settings-notif-list{display:flex;flex-direction:column}.settings-notif-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0}.settings-notif-row--sep{border-bottom:1px solid var(--border)}.settings-notif-row__title{font-weight:600;font-size:14px}.settings-notif-row__desc{font-size:13px;color:var(--text-muted);margin-top:2px}.settings-notif-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}.settings-notif-field{display:flex;flex-direction:column;gap:6px;font-size:13px}.settings-notif-field__label{font-weight:600}.settings-notif-loading{color:var(--text-muted)}.settings-notif-error{color:var(--danger)}@media(max-width:880px){.stats-hero{padding:22px 18px;margin-bottom:18px}.stats-hero__name{font-size:20px}.stats-hero__email{font-size:13px;margin-bottom:12px;overflow-wrap:anywhere}.stats-hero__blob--top{width:140px;height:140px;top:-30px;right:-30px}.stats-hero__blob--bottom{width:100px;height:100px;bottom:-40px;right:30px}.stats-tabs{width:100%;max-width:100%;flex-wrap:wrap;gap:4px;padding:4px}.stats-tabs__btn{flex:1 1 calc(50% - 2px);min-width:0;padding:8px 10px;font-size:13px;justify-content:center;white-space:nowrap}.stats-tabs__count{margin-left:4px}.settings-layout{grid-template-columns:minmax(0,1fr);gap:16px}.settings-nav,.settings-section-card,.settings-layout>*{min-width:0}.settings-nav{margin-bottom:4px}.settings-nav__list{flex-direction:row;flex-wrap:wrap;gap:6px;overflow-x:visible}.settings-nav__btn{flex:1 1 calc(33.333% - 4px);min-width:0;width:auto;padding:8px 10px;font-size:13px;justify-content:center;text-align:center;white-space:nowrap}.settings-nav__btn>svg{display:none}.settings-section-card{padding:18px}.settings-section-card__head{margin-bottom:14px}.theme-tile-row{flex-wrap:wrap}.theme-tile{flex:1 1 calc(50% - 6px);min-width:0;padding:14px 18px}}.content-article{max-width:720px;font-size:16px;line-height:1.7}.content-h{font-weight:700;letter-spacing:-.015em;margin:32px 0 12px}.content-h--lg{font-size:22px}.content-h--sm{font-size:18px}.content-p{margin:0 0 16px;color:var(--text)}.content-intro{margin:0 0 24px;font-size:17px;line-height:1.6;color:var(--text-muted);font-style:italic}.content-list{margin:0 0 16px;padding-left:22px}.content-list__item{margin:6px 0}.content-callout{margin:20px 0;padding:16px 18px;border-radius:12px;border-left:3px solid var(--primary);background:var(--primary-soft)}.content-callout--tip{border-left-color:var(--accent);background:var(--accent-soft)}.content-callout--practice{border-left-color:var(--warn);background:var(--warn-soft)}.content-callout--warning{border-left-color:var(--danger);background:var(--danger-soft)}.content-callout__row{display:flex;gap:10px}.content-callout__title{font-weight:600;margin-bottom:4px}.content-callout__text{font-size:15px;color:var(--text)}.content-quote{margin:20px 0;padding:14px 18px;border-left:3px solid var(--text-muted);background:var(--bg-subtle);border-radius:8px;font-style:italic;color:var(--text)}.content-quote__author{margin-top:6px;font-size:13px;color:var(--text-muted);font-style:normal}.content-code{margin:16px 0;background:var(--bg-subtle);border-radius:12px;overflow:hidden;border:1px solid var(--border)}.content-code__head{padding:8px 14px;font-size:12px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}.content-code__dot{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block}.content-code__pre{margin:0;padding:16px;font-family:var(--font-mono);font-size:13.5px;line-height:1.6;white-space:pre-wrap;color:var(--text);overflow-x:auto}.content-figure{margin:24px 0}.content-figure__img{width:100%;max-width:720px;border-radius:12px;border:1px solid var(--border);display:block}.content-figure__caption{margin-top:8px;font-size:13px;color:var(--text-muted);text-align:center}.content-video{margin:24px 0;position:relative;padding-bottom:56.25%;height:0;border-radius:12px;overflow:hidden;border:1px solid var(--border)}.content-video__iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.content-steps{margin:20px 0;padding:0;list-style:none;counter-reset:step}.content-steps__item{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:12px 0;counter-increment:step}.content-steps__item--sep{border-bottom:1px solid var(--border)}.content-steps__num{width:30px;height:30px;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:14px;flex-shrink:0}.content-steps__text{margin-bottom:0}.content-steps__text--with-image{margin-bottom:8px}.content-steps__img{width:100%;max-width:600px;border-radius:10px;border:1px solid var(--border);display:block}.content-tabs{margin:20px 0}.content-tabs__body{margin-top:16px}.content-checklist{margin:20px 0;padding:14px 16px;background:var(--bg-subtle);border-radius:12px;border:1px solid var(--border)}.content-checklist__head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}.content-checklist__eyebrow{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}.content-checklist__count{font-size:12px;color:var(--text-muted)}.content-checklist__count b{color:var(--text)}.content-checklist__list{margin:0;padding:0;list-style:none;display:grid;gap:8px}.content-checklist__item{display:flex;align-items:flex-start;gap:10px;cursor:pointer}.content-checklist__cb{margin-top:4px;cursor:pointer}.content-checklist__text{line-height:1.5;color:var(--text)}.content-checklist__text--done{color:var(--text-muted);text-decoration:line-through}.notes-panel{position:sticky;top:24px;padding:0;overflow:hidden;max-height:calc(100vh - 100px);display:flex;flex-direction:column}.notes-panel__head{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border)}.notes-panel__title-row{display:flex;align-items:center;gap:8px}.notes-panel__title{font-weight:600}.notes-panel__count-chip{padding:2px 8px;font-size:11px}.notes-panel__close-btn{padding:6px}.notes-panel__editor{padding:14px;border-bottom:1px solid var(--border)}.notes-panel__textarea{min-height:80px;resize:vertical;font-family:inherit;margin-bottom:8px}.notes-panel__tags-wrap{position:relative;margin-bottom:8px}.notes-panel__tags-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%)}.notes-panel__tags-input{padding-left:32px;font-size:13px}.notes-panel__add-btn{width:100%}.notes-panel__list-wrap{flex:1;overflow-y:auto;padding:14px}.notes-panel__empty{color:var(--text-muted);font-size:13px;text-align:center;padding:24px 12px}.notes-panel__list{display:flex;flex-direction:column;gap:10px}.notes-panel__note{background:var(--bg-subtle);padding:12px;border-radius:10px}.notes-panel__edit-textarea{min-height:64px;resize:vertical;font-family:inherit;margin-bottom:6px;font-size:13px}.notes-panel__edit-tags-input{font-size:12px;margin-bottom:8px}.notes-panel__edit-actions{display:flex;gap:6px}.notes-panel__note-text{font-size:14px;margin-bottom:8px;line-height:1.5}.notes-panel__note-meta{display:flex;gap:6px;flex-wrap:wrap;align-items:center}.notes-panel__note-tag{font-size:11px;padding:2px 8px}.notes-panel__note-date{font-size:11px;color:var(--text-subtle);margin-left:auto}.notes-panel__note-action-btn{padding:2px 6px;font-size:11px}.notes-panel__note-action-btn--danger{color:var(--danger)}.quiz-modal--final{max-width:960px}.quiz-modal--section{max-width:820px}.quiz-modal__head{padding:20px 28px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px}.quiz-modal__icon-wrap{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary)}.quiz-modal__icon-wrap--exam{background:linear-gradient(135deg,#0284c7,#0c4a6e);color:#fff}.quiz-modal__title-wrap{flex:1;min-width:0}.quiz-modal__eyebrow{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:2px}.quiz-modal__title{font-weight:700;font-size:18px;letter-spacing:-.01em}.quiz-modal__timer-wrap{display:flex;align-items:center;gap:16px}.quiz-modal__timer-text{text-align:right}.quiz-modal__timer-label{font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted)}.quiz-modal__timer-value{font-size:20px;font-weight:700;font-family:var(--font-mono);color:var(--text)}.quiz-modal__timer-value--urgent{color:var(--danger)}.quiz-modal__close-btn{padding:8px}.quiz-modal__progress-row{padding:12px 28px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px}.quiz-modal__progress-bar{flex:1}.quiz-modal__progress-meta{font-size:13px;color:var(--text-muted);white-space:nowrap}.quiz-modal__progress-meta b{color:var(--text)}.quiz-modal__progress-sep{margin:0 8px;opacity:.4}.quiz-modal__body{overflow-y:auto;flex:1;padding:28px}.quiz-modal__state{text-align:center;padding:60px 0}.quiz-modal__state--loading{color:var(--text-muted)}.quiz-modal__state--error{color:var(--danger)}.quiz-modal__questions{display:flex;flex-direction:column;gap:18px}.quiz-modal__footer{padding:16px 28px;border-top:1px solid var(--border);display:flex;align-items:center;gap:12px}.quiz-modal__footer-hint{font-size:13px;color:var(--text-muted)}.quiz-modal__footer-hint b{color:var(--text)}.quiz-modal__footer-spacer{flex:1}.quiz-modal__submit--disabled{opacity:.5}.quiz-results__hero{text-align:center;padding:24px 24px 32px;border-radius:16px;margin-bottom:24px;background:linear-gradient(135deg,var(--danger-soft),transparent)}.quiz-results__hero--pass{background:linear-gradient(135deg,var(--accent-soft),transparent)}.quiz-results__emoji{font-size:56px;margin-bottom:8px}.quiz-results__title{font-size:24px;font-weight:700;letter-spacing:-.02em;margin-bottom:8px}.quiz-results__lede{color:var(--text-muted);margin:0 0 20px;max-width:480px;margin-inline:auto}.quiz-results__chart-row{display:flex;justify-content:center;gap:32px;margin-bottom:16px}.quiz-results__chart-legend{text-align:left;align-self:center}.quiz-results__legend-list{display:grid;gap:8px}.quiz-results__legend-row{display:flex;align-items:center;gap:8px}.quiz-results__legend-dot{width:8px;height:8px;border-radius:50%}.quiz-results__legend-dot--ok{background:var(--accent)}.quiz-results__legend-dot--err{background:var(--danger)}.quiz-results__legend-dot--total{background:var(--text-muted)}.quiz-results__legend-text{font-size:14px}.quiz-results__breakdown-title{font-size:18px;font-weight:700;margin-bottom:12px}.quiz-results__breakdown{display:flex;flex-direction:column;gap:10px}.quiz-results__qa-card{padding:16px;border-left:3px solid var(--danger)}.quiz-results__qa-card--ok{border-left-color:var(--accent)}.quiz-results__qa-row{display:flex;gap:12px;margin-bottom:8px}.quiz-results__qa-text{font-weight:600;flex:1}.quiz-results__qa-detail{padding-left:30px;font-size:14px;color:var(--text-muted)}.quiz-results__qa-user-ans{color:var(--danger)}.quiz-results__qa-user-ans--ok,.quiz-results__qa-correct{color:var(--accent)}.quiz-results__qa-explanation{margin-top:6px;color:var(--text-muted);font-style:italic}.quiz-results__actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px}.error-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px;text-align:center}.error-page__inner{max-width:480px}.error-page__illustration{margin:0 auto 24px}.error-page__title{font-size:28px;font-weight:700;margin:0 0 12px;letter-spacing:-.02em}.error-page__desc{color:var(--text-muted);font-size:15px;margin:0 0 32px;line-height:1.5}.error-page__desc--tight{margin:0 0 12px}.error-page__sub-desc{color:var(--text-subtle);font-size:13px;margin:0}.error-page__actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.help-header{margin-bottom:28px}.help-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.help-header__meta{color:var(--text-muted);margin:0}.help-layout{display:grid;grid-template-columns:1fr 300px;gap:28px;align-items:start}.help-faq__title{font-size:18px;font-weight:700;margin-bottom:14px}.help-faq__list{display:flex;flex-direction:column;gap:8px}.faq-card{overflow:hidden}.faq-card__btn{all:unset;display:flex;align-items:center;gap:12px;padding:16px 20px;width:100%;cursor:pointer;box-sizing:border-box}.faq-card__icon-wrap{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;flex-shrink:0;transition:background .15s;background:var(--bg-muted)}.faq-card__icon-wrap--open{background:var(--primary-soft)}.faq-card__question{flex:1;text-align:left;font-weight:600;font-size:14px;color:var(--text)}.faq-card__question--open{color:var(--primary)}.faq-card__chevron{transition:transform .2s}.faq-card__chevron--open{transform:rotate(180deg)}.faq-card__answer{padding:0 20px 18px 60px;font-size:14px;line-height:1.65;color:var(--text-muted)}.help-sidebar{display:flex;flex-direction:column;gap:14px}.help-contact-card{padding:22px}.help-contact-card__title{font-weight:700;font-size:15px;margin-bottom:14px}.help-contact-card__list{display:flex;flex-direction:column;gap:10px}.help-contact-row{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--bg-subtle);border-radius:10px;text-decoration:none;color:var(--text);font-size:14px}.help-contact-row__icon-wrap{width:36px;height:36px;border-radius:9px;background:var(--primary-soft);display:grid;place-items:center;flex-shrink:0}.help-contact-row__title{font-weight:600;font-size:13px}.help-contact-row__sub{font-size:12px;color:var(--text-muted)}.help-contact-static{padding:12px 14px;background:var(--bg-subtle);border-radius:10px;font-size:14px}.career-header{margin-bottom:24px}.career-header__title{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.career-header__meta{color:var(--text-muted);margin:0;max-width:720px}.career-filters{display:flex;flex-direction:column;gap:16px;margin-bottom:24px}.career-search{position:relative;max-width:320px}.career-search__icon{position:absolute;left:14px;top:50%;transform:translateY(-50%)}.career-search__input{padding-left:40px}.career-error{padding:40px;text-align:center}.career-error__title{font-weight:600;margin-bottom:8px}.career-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.career-empty{padding:48px;text-align:center;grid-column:1 / -1}.career-empty__icon-wrap{width:56px;height:56px;border-radius:50%;background:var(--primary-soft);display:grid;place-items:center;margin:0 auto 16px}.career-empty__title{font-weight:600;font-size:16px;margin-bottom:6px}.career-empty__hint{font-size:14px;color:var(--text-muted);margin-bottom:16px}.category-filter{display:flex;gap:8px;flex-wrap:wrap;overflow-x:auto}.category-filter__chip{cursor:pointer;font-size:13px;padding:6px 14px;border:none}.article-card-link{text-decoration:none;display:block}.article-card{padding:20px;display:flex;flex-direction:column;gap:12px;cursor:pointer;height:100%;box-sizing:border-box;transition:box-shadow .15s,transform .15s}.article-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.article-card__chip{font-size:12px;align-self:flex-start}.article-card__title{margin:0;font-size:16px;font-weight:600;line-height:1.35;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-card__excerpt{margin:0;font-size:14px;color:var(--text-muted);line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}.article-card__meta{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--text-subtle);margin-top:auto}.career-pagination{display:flex;justify-content:center;gap:4px;margin-top:32px}.career-pagination__step-btn{color:var(--text-muted)}.career-pagination__ellipsis{padding:6px 8px;color:var(--text-subtle);font-size:13px}.career-skel-card{padding:20px;display:flex;flex-direction:column;gap:12px;min-height:180px}.career-skel-block{background:var(--bg-subtle);border-radius:4px;animation:pulse 1.5s ease-in-out infinite}.career-skel-chip{width:100px;height:24px;border-radius:6px}.career-skel-title{width:80%;height:20px}.career-skel-lines{display:flex;flex-direction:column;gap:6px}.career-skel-line{height:14px}.article-page{max-width:880px}.article-page__back{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--primary);text-decoration:none;margin-bottom:24px}.article-page__error{padding:48px;text-align:center}.article-page__error-title{font-weight:600;font-size:18px;margin-bottom:8px}.article-page__error-link{color:var(--primary);text-decoration:none;font-size:14px}.article-page__title{font-size:clamp(24px,4vw,36px);font-weight:700;margin:0 0 16px;letter-spacing:-.02em;color:var(--text)}.article-page__meta{display:flex;align-items:center;gap:12px;margin-bottom:40px;flex-wrap:wrap}.article-page__meta-item{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--text-subtle)}.article-page__attachments{padding:20px;margin-top:48px}.article-page__attachments-title{font-size:18px;font-weight:600;margin:0 0 12px}.article-page__attachments-list{display:flex;flex-direction:column;gap:8px}.attachment-row{display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:center;padding:12px;border-radius:8px;background:var(--bg-subtle)}.attachment-row__icon-wrap{width:40px;height:40px;border-radius:8px;background:var(--primary-soft);display:grid;place-items:center}.attachment-row__label{font-size:14px;font-weight:600;color:var(--text)}.attachment-row__mime{font-size:12px;color:var(--text-muted)}.attachment-row__btn{text-decoration:none;display:flex;align-items:center;gap:6px}.article-skel{max-width:880px}.article-skel__eyebrow{width:80px;height:16px;margin-bottom:24px}.article-skel__title{width:60%;height:36px;border-radius:6px;margin-bottom:16px}.article-skel__chips{display:flex;gap:12px;margin-bottom:40px}.article-skel__chip{height:22px;border-radius:20px}.article-skel__line{height:14px;margin-bottom:12px}@media(max-width:880px){.help-layout{grid-template-columns:1fr}}.cert-doc{background:linear-gradient(145deg,#bfdbfe,#fff,#eff6ff);border:1px solid rgba(15,23,42,.12);border-radius:4px;padding:56px 64px 44px;max-width:900px;overflow:hidden;margin:0 auto;color:#1f2937;position:relative;box-shadow:0 16px 40px #0f172a14}.cert-doc__dot-pattern{position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(#0369a1 .6px,transparent .6px);background-size:14px 14px;opacity:.05;pointer-events:none}.cert-doc__watermark{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-family:var(--font-mono);font-weight:800;font-size:280px;color:#0369a1;opacity:.035;letter-spacing:-.04em;pointer-events:none;-webkit-user-select:none;user-select:none}.cert-doc__top-bar{position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,#0369a1,#0284c7);border-radius:4px 4px 0 0}.cert-doc__ribbon{position:absolute;top:24px;right:-42px;width:180px;padding:8px 0;background:linear-gradient(225deg,#0369a1,#0284c7);color:#fff;text-align:center;font-size:10px;font-weight:700;letter-spacing:.24em;text-transform:uppercase;transform:rotate(45deg);transform-origin:center;box-shadow:0 4px 8px #0369a140;pointer-events:none}.cert-doc__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}.cert-doc__brand{display:flex;align-items:center;gap:12px}.cert-doc__brand-mark{width:40px;height:40px;border-radius:6px;background:#0369a1;color:#fff;display:grid;place-items:center;font-weight:700;font-family:var(--font-mono);font-size:14px;letter-spacing:-.02em}.cert-doc__brand-name{font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#1f2937}.cert-doc__brand-tagline{font-size:11px;color:#6b7280;margin-top:2px}.cert-doc__body{text-align:center;margin-bottom:30px}.cert-doc__eyebrow{font-size:12px;font-weight:700;letter-spacing:.32em;text-transform:uppercase;color:#0284c7}.cert-doc__divider{width:56px;height:1px;background:#0284c7;margin:12px auto 22px}.cert-doc__sub{font-size:13px;color:#6b7280;margin-bottom:18px;letter-spacing:.04em}.cert-doc__name{font-size:44px;font-weight:700;color:#1f2937;line-height:1.1;letter-spacing:-.01em;margin-bottom:18px}.cert-doc__pgm-label{font-size:13px;color:#6b7280;margin-bottom:18px}.cert-doc__pgm{font-size:18px;font-weight:600;color:#1f2937;padding:12px 26px;border:1px solid rgba(15,23,42,.12);border-radius:4px;display:inline-block;background-color:#e0f2fe}.cert-doc__meta-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:28px;margin-bottom:36px;padding-top:22px;border-top:1px solid rgba(15,23,42,.12)}.cert-doc__meta-cell{text-align:center}.cert-doc__meta-label{font-size:9px;font-weight:700;letter-spacing:.2em;color:#6b7280;text-transform:uppercase;margin-bottom:6px}.cert-doc__meta-value{font-size:26px;font-weight:700;color:#1f2937;letter-spacing:-.02em}.cert-doc__meta-value--md{font-size:18px;font-weight:600;margin-top:4px}.cert-doc__meta-value--mono{font-size:14px;font-weight:600;font-family:var(--font-mono);margin-top:6px}.cert-doc__verify{margin:0 -64px -44px;padding:18px 64px 44px;background-color:#0284c70d;border-top:1px solid rgba(15,23,42,.12)}.cert-doc__verify-row{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}.cert-doc__verify-label{font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#6b7280;margin-bottom:4px}.cert-doc__verify-url{font-size:12px;color:#1f2937;font-family:var(--font-mono);word-break:break-all}.cert-doc__verify-hint{font-size:10px;color:#6b7280;margin-top:4px}.cert-doc__qr{padding:6px;background:#fff;border:1px solid rgba(15,23,42,.12);border-radius:4px;display:grid;place-items:center}.public-shell-main{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:0 32px}.public-article{padding:48px 0 80px;max-width:760px;margin:0 auto}.public-article--narrow{max-width:560px}.public-article>h1,.public-article h1.public-article__title{font-size:40px;font-weight:700;letter-spacing:-.02em;margin:0 0 8px;line-height:1.15}.public-hero{padding:36px 32px 28px;text-align:center;background:radial-gradient(ellipse at top right,var(--primary-soft) 0%,transparent 60%);border-bottom:1px solid var(--border);position:relative;width:100vw;margin-left:calc(50% - 50vw)}.landing-hero__cta-link{text-decoration:none}.public-footer{background:var(--bg-elevated);border-top:1px solid var(--border);padding:32px 32px 24px;margin-top:32px}.public-cert-page{padding:32px}.step-arrow{display:none}@media(min-width:880px){.step-arrow{display:block}}@media(max-width:880px){.public-topbar{padding:0 16px!important;height:56px!important}.public-topbar>a>span{font-size:14px!important;white-space:nowrap}.public-topbar .btn-sm{padding:6px 10px!important;font-size:12px!important}.public-shell-main{padding:0 16px}.public-hero{padding:24px 16px 20px!important}.public-hero h1{font-size:clamp(24px,7vw,32px)!important}.public-hero p{font-size:15px!important}.public-hero .btn-lg{width:100%;justify-content:center}.public-article{padding:28px 0 56px}.public-article>h1{font-size:28px;letter-spacing:-.015em}.public-article h2{font-size:20px!important}.public-article nav[aria-label=Содержание]{padding:12px 14px!important;margin-bottom:24px!important}.public-article code{word-break:break-all;overflow-wrap:anywhere}.public-footer{padding:24px 16px 20px!important}.public-cert-page{padding:16px!important}}@media(max-width:400px){.public-topbar>a>span{display:none!important}}.streak-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;font-weight:600;font-size:13px;white-space:nowrap}.achievement-earned-badge{position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:50%;background:var(--accent);display:grid;place-items:center}.question-number-badge{width:30px;height:30px;border-radius:8px;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:13px;font-family:var(--font-mono);flex-shrink:0}.heatmap-tooltip-arrow{position:absolute;top:100%;left:50%;transform:translate(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-top:6px solid var(--bg-elevated);filter:drop-shadow(0 1px 0 var(--border-strong))}.driver-popover{background:var(--surface)!important;color:var(--text)!important;border:1px solid var(--border)!important;border-radius:14px!important;box-shadow:0 12px 40px #0000002e!important;padding:24px 28px!important;max-width:480px!important;min-width:340px!important;font-family:var(--font-sans)!important}.driver-popover *,.driver-popover-title,.driver-popover-description{color:var(--text)!important}.driver-popover-title{font-size:20px!important;font-weight:700!important;margin-bottom:10px!important;line-height:1.3!important;padding-right:36px!important}.driver-popover-description{font-size:15px!important;color:var(--text-muted)!important;line-height:1.6!important;margin:0!important}.driver-popover-footer{margin-top:22px!important;display:flex!important;align-items:center!important;justify-content:flex-end!important;gap:10px!important}.driver-popover-navigation-btns{display:flex!important;gap:10px!important;margin-left:auto!important}.driver-popover-next-btn,.driver-popover-prev-btn{white-space:nowrap!important;text-shadow:none!important;font-family:var(--font-sans)!important;font-size:14px!important;font-weight:600!important;border-radius:10px!important;padding:10px 20px!important;min-width:96px!important;cursor:pointer!important;line-height:1!important;transition:background .15s ease,color .15s ease!important}.driver-popover-next-btn{background:var(--primary)!important;color:#fff!important;border:1px solid var(--primary)!important}.driver-popover-next-btn:hover{background:var(--primary-strong)!important;border-color:var(--primary-strong)!important}.driver-popover-prev-btn{background:transparent!important;color:var(--text)!important;border:1px solid var(--border)!important}.driver-popover-prev-btn:hover{background:var(--bg-subtle)!important}.driver-popover-close-btn{position:absolute!important;top:14px!important;right:14px!important;width:28px!important;height:28px!important;padding:0!important;border:none!important;background:transparent!important;color:var(--text-muted)!important;font-size:20px!important;line-height:1!important;cursor:pointer!important;border-radius:8px!important;opacity:.5!important;transition:opacity .15s ease,background .15s ease!important}.driver-popover-close-btn:hover{opacity:1!important;background:var(--bg-subtle)!important}[data-theme=dark] .driver-popover{box-shadow:0 12px 40px #00000080!important}[data-theme=dark] .driver-popover *,[data-theme=dark] .driver-popover-title{color:var(--text)!important}[data-theme=dark] .driver-popover-description{color:var(--text-muted)!important}[data-theme=dark] .driver-popover-prev-btn{color:var(--text)!important;border-color:var(--border-strong, var(--border))!important}[data-theme=dark] .driver-popover-prev-btn:hover{background:var(--bg-subtle)!important}[data-theme=dark] .driver-popover-next-btn{color:#fff!important}.driver-active-element{outline:2px solid var(--primary)!important;outline-offset:4px!important;box-shadow:0 0 0 6px color-mix(in srgb,var(--primary) 22%,transparent)!important;border-radius:10px!important}.driver-popover-arrow-side-left.driver-popover-arrow{border-left-color:var(--surface)!important}.driver-popover-arrow-side-right.driver-popover-arrow{border-right-color:var(--surface)!important}.driver-popover-arrow-side-top.driver-popover-arrow{border-top-color:var(--surface)!important}.driver-popover-arrow-side-bottom.driver-popover-arrow{border-bottom-color:var(--surface)!important}.driver-popover-progress-text{font-size:12px!important;color:var(--text-subtle)!important;font-family:var(--font-sans)!important}
