*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--violet: #7C3AED;--violet-light: #A78BFA;--violet-dark: #5B21B6;--violet-50: #EDE9FE;--violet-100: #DDD6FE;--graphite: #1E1B2E;--graphite-light: #2D2A3E;--graphite-dark: #0F0D1A;--cyan: #06D6A0;--white: #FFFFFF;--surface: #F8F7FC;--surface-elevated: #F0EFF5;--border: #E2E0EB;--border-subtle: #EDEAF4;--text: #110F1A;--text-secondary: #6B6880;--text-tertiary: #9794A8;--font-display: "Space Grotesk", system-ui, sans-serif;--font-body: "Inter", system-ui, sans-serif;--radius: 10px;--radius-lg: 14px;--radius-xl: 18px;--shadow: 0 4px 16px rgba(17,15,26,.08);--shadow-hover: 0 8px 28px rgba(17,15,26,.14);--shadow-glow: 0 0 24px rgba(124,58,237,.18);--transition: .2s 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ease}.hero-progress-label{font-family:var(--font-display);font-size:12px;font-weight:600;color:var(--violet-light);letter-spacing:.04em;margin-top:10px}.module-grid-section{padding:48px 32px 64px;max-width:1100px;margin:0 auto}.module-grid-title{font-family:var(--font-display);font-size:22px;font-weight:700;color:var(--text);margin-bottom:28px}.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.module-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;cursor:pointer;transition:all var(--transition)}.module-card:hover{border-color:var(--violet-light);box-shadow:var(--shadow-hover);transform:translateY(-2px)}.module-card.upgrade-card{background:linear-gradient(135deg,var(--graphite-dark) 0%,var(--graphite) 100%);border-color:#7c3aed4d}.module-card.upgrade-card .card-badge{background:var(--violet);color:var(--white)}.module-card.upgrade-card 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var(--transition);border-bottom:1px solid var(--border-subtle)}.video-item:last-child{border-bottom:none}.video-item:hover{background:var(--surface)}.video-item.active{background:var(--violet-50);border-left:3px solid var(--violet)}.video-item-num{font-family:var(--font-display);font-size:11px;font-weight:700;color:var(--text-tertiary);min-width:20px}.video-item-title{font-size:13px;color:var(--text);flex:1;line-height:1.4}.video-item-check{color:var(--cyan);font-size:14px;font-weight:700}.video-item-soon{font-family:var(--font-display);font-size:9px;font-weight:700;color:var(--violet);background:var(--violet-50);padding:2px 8px;border-radius:999px;letter-spacing:.04em;white-space:nowrap}.footer{background:var(--graphite-dark);padding:48px 32px 32px;text-align:center;border-top:1px solid rgba(124,58,237,.08);display:flex;flex-direction:column;align-items:center;gap:12px}.footer 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8px;height:64px}.auth-subtitle{text-align:center;font-size:13px;color:var(--text-secondary);margin-bottom:28px}.auth-title{font-family:var(--font-display);font-size:22px;font-weight:700;text-align:center;color:var(--text);margin-bottom:4px}.auth-form{display:flex;flex-direction:column;gap:16px}.auth-label{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;color:var(--text)}.auth-input{font-family:var(--font-body);font-size:14px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);outline:none;transition:border var(--transition)}.auth-input:focus{border-color:var(--violet);box-shadow:0 0 0 3px var(--violet-50)}.auth-btn{font-family:var(--font-display);font-size:14px;font-weight:700;padding:12px;border:none;border-radius:var(--radius);cursor:pointer;transition:all var(--transition);background:var(--violet);color:var(--white);margin-top:4px}.auth-btn:hover{background:var(--violet-dark);box-shadow:var(--shadow-glow)}.auth-btn:disabled{opacity:.5;cursor:not-allowed}.auth-link{font-size:13px;color:var(--violet);background:none;border:none;cursor:pointer;text-decoration:underline;text-underline-offset:2px}.auth-link:hover{color:var(--violet-dark)}.auth-links{display:flex;justify-content:center;gap:20px;margin-top:8px}.auth-error{background:#fef2f2;color:#dc2626;font-size:13px;padding:10px 14px;border-radius:var(--radius);border:1px solid #FECACA}.auth-success{background:#f0fdf4;color:#16a34a;font-size:13px;padding:10px 14px;border-radius:var(--radius);border:1px solid #BBF7D0}.auth-invite-badge{text-align:center;font-size:12px;font-weight:600;color:var(--cyan);background:#06d6a014;padding:8px 16px;border-radius:var(--radius);border:1px solid rgba(6,214,160,.2);margin-bottom:8px}.admin-panel{min-height:100vh;background:var(--surface)}.admin-topbar{background:var(--white);border-bottom:1px solid var(--border);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between}.admin-back{font-family:var(--font-display);font-size:13px;font-weight:600;color:var(--violet);background:none;border:none;cursor:pointer}.admin-title{font-family:var(--font-display);font-size:16px;font-weight:700;color:var(--text)}.admin-tabs{display:flex;gap:0;border-bottom:1px solid var(--border);background:var(--white);padding:0 24px}.admin-tab{font-family:var(--font-display);font-size:13px;font-weight:600;color:var(--text-secondary);background:none;border:none;padding:14px 20px;cursor:pointer;border-bottom:2px solid transparent;transition:all var(--transition)}.admin-tab:hover{color:var(--text)}.admin-tab.active{color:var(--violet);border-bottom-color:var(--violet)}.admin-content{max-width:1100px;margin:0 auto;padding:24px}@media(max-width:900px){.module-layout{grid-template-columns:1fr}.video-list{margin-top:16px}.hero{padding:56px 20px 48px}.hero .logo-petalas{height:64px!important}.hero .logo-text--xl,.hero .logo-text--xl .logo-word-tech{font-size:36px}.module-grid-section{padding:32px 16px 48px}.module-grid{grid-template-columns:1fr}}@media(max-width:640px){.header{padding:0 16px}.module-topbar{padding:0 12px}.module-layout{padding:12px}.auth-card{padding:28px 20px}}