@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #222427;--bg-card: #141717;--bg-card-hov: #1c2020;--border: rgba(255, 255, 255, .08);--border-hov: rgba(82, 213, 242, .35);--accent: #52d5f2;--accent-dim: #3ab8d9;--emerald: #10b981;--amber: #f59e0b;--rose: #ef4444;--pink: #ec4899;--indigo: #52d5f2;--violet: #3ab8d9;--gradient: linear-gradient(135deg, var(--accent) 0%, var(--accent-dim) 100%);--text: #ffffff;--text-muted: #a0aec0;--text-dim: #4a5568;--radius: 16px;--radius-sm: 10px;--shadow: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(82, 213, 242, .2);--transition: .22s cubic-bezier(.4, 0, .2, 1)}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,system-ui,sans-serif;background-color:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;background-image:radial-gradient(ellipse 80% 50% at 50% 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#52d5f24d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px #52d5f273}.btn-primary:active{transform:translateY(0)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg-card-hov);color:var(--text);border-color:var(--border-hov)}.progress-bar-wrap{position:fixed;top:0;left:0;right:0;z-index:100;background:#0b0d14cc;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:12px 24px;display:flex;align-items:center;gap:16px;border-bottom:1px solid var(--border)}.progress-bar-track{flex:1;height:6px;background:#ffffff14;border-radius:99px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--gradient);border-radius:99px;transition:width .5s cubic-bezier(.4,0,.2,1)}.progress-label{font-size:.8rem;color:var(--text-muted);white-space:nowrap;font-weight:500}.quiz-layout{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:100px 24px 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var(--border);color:var(--text);font-family:inherit;font-size:.95rem;font-weight:400;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:14px;line-height:1.4;position:relative;overflow:hidden}.option-btn:before{content:"";position:absolute;inset:0;opacity:0;background:var(--gradient);transition:opacity var(--transition)}.option-btn:hover{border-color:var(--accent);transform:translate(4px);background:var(--bg-card-hov)}.option-btn.selected{border-color:var(--accent);background:#52d5f21a;color:#fff}.option-btn.selected .option-letter{background:var(--gradient);color:#141717;border-color:transparent}.option-letter{flex-shrink:0;width:30px;height:30px;border-radius:50%;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--text-muted);transition:var(--transition)}.option-text{position:relative;z-index:1}.results-layout{min-height:100vh;padding:60px 24px 80px;display:flex;flex-direction:column;align-items:center}.results-header{text-align:center;margin-bottom:48px}.tier-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:50px;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:20px}.results-title{font-size:clamp(1.8rem,5vw,2.6rem);font-weight:900;line-height:1.15;margin-bottom:12px}.results-subtitle{font-size:1rem;color:var(--text-muted);max-width:500px;margin:0 auto;line-height:1.6}.area-scores-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;width:100%;max-width:820px;margin:0 auto 48px}.area-score-card{padding:20px 22px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-card)}.area-score-header{display:flex;align-items:center;gap:10px;margin-bottom:14px}.area-icon{font-size:1.4rem}.area-name{font-size:.9rem;font-weight:600;color:var(--text);flex:1}.area-percent{font-size:1.1rem;font-weight:800}.area-track{height:6px;background:#ffffff0f;border-radius:99px;overflow:hidden}.area-fill{height:100%;border-radius:99px;transition:width 1s cubic-bezier(.4,0,.2,1)}.area-tier-label{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-top:8px;opacity:.7}.radar-wrapper{width:100%;max-width:480px;margin:0 auto 48px}.radar-title{text-align:center;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:16px}.recs-section{width:100%;max-width:820px;margin:0 auto}.recs-title{font-size:1.5rem;font-weight:800;margin-bottom:24px;text-align:center}.rec-card{padding:28px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-card);margin-bottom:20px}.rec-card-header{display:flex;align-items:center;gap:12px;margin-bottom:14px}.rec-area-icon{font-size:1.6rem}.rec-area-name{font-size:1rem;font-weight:700;color:var(--text)}.rec-tier-pill{margin-left:auto;padding:3px 12px;border-radius:50px;font-size:.72rem;font-weight:700;text-transform:uppercase}.rec-message{font-size:.9rem;line-height:1.65;color:var(--text-muted);margin-bottom:20px}.courses-list{display:flex;flex-direction:column;gap:10px}.course-item{display:flex;align-items:flex-start;gap:14px;padding:14px 16px;border-radius:var(--radius-sm);background:#ffffff08;border:1px solid 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rgba(82,213,242,.3);color:var(--accent);margin-bottom:28px}.welcome-title{font-size:clamp(2rem,6vw,3.2rem);font-weight:900;line-height:1.12;margin-bottom:20px;max-width:620px}.welcome-desc{font-size:1.05rem;color:var(--text-muted);max-width:540px;line-height:1.7;margin-bottom:40px}.areas-preview{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px}.area-pill{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:50px;font-size:.82rem;font-weight:600;background:var(--bg-card);border:1px solid var(--border);color:var(--text-muted);transition:var(--transition)}.welcome-meta{font-size:.8rem;color:var(--text-dim);margin-top:20px}.auth-gate{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:48px 24px;text-align:center}.auth-gate-content{max-width:400px}.auth-gate-icon{font-size:3rem;margin-bottom:16px}.auth-gate-title{font-size:1.4rem;font-weight:700;margin-bottom:10px}.auth-gate-text{color:var(--text-muted);font-size:.9rem;line-height:1.6}@media(max-width:600px){.option-btn{padding:13px 14px;font-size:.88rem}.area-scores-grid{grid-template-columns:1fr}.rec-card{padding:20px}}.app-layout{display:flex;min-height:100vh;background-color:var(--bg)}.sidebar{width:280px;height:100vh;position:sticky;top:0;background-color:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.app-main{flex:1;min-width:0;display:flex;flex-direction:column}.sidebar-logo{padding:32px 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16px}.dashboard-title{font-size:1.5rem}.dashboard-header{margin-bottom:24px}.tools-grid{grid-template-columns:1fr;gap:16px}.tool-card{padding:20px}.tool-card:hover{transform:none}.welcome-buttons-row{flex-direction:column!important;align-items:center;gap:12px!important;width:100%}.welcome-buttons-row .btn{width:100%;max-width:300px;text-align:center;justify-content:center;box-sizing:border-box}.welcome-layout,.quiz-layout,.results-layout{padding:32px 20px}.calc-layout{padding:20px 16px;max-width:100%;overflow-x:hidden}.plan-layout{padding:24px 16px;max-width:100%;overflow-x:hidden}}.mobile-topbar{display:none}@media(max-width:1024px){.mobile-topbar{display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:900;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:var(--bg-card);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.mobile-topbar-name{font-size:.95rem;font-weight:600;color:var(--text)}.mobile-topbar-menu{position:relative}.mobile-topbar-gear{background:none;border:none;font-size:1.3rem;cursor:pointer;padding:4px;color:var(--text-muted);transition:color .2s}.mobile-topbar-gear:hover{color:var(--accent)}.mobile-topbar-dropdown{position:absolute;top:100%;right:0;margin-top:6px;background:var(--bg);border:1px solid var(--border);border-radius:8px;min-width:160px;box-shadow:0 8px 24px #0000004d;z-index:1000;overflow:hidden}.mobile-topbar-actions{display:flex;align-items:center;gap:4px}.mobile-topbar-admin-btn{display:flex;align-items:center;justify-content:center;font-size:1rem}.mobile-topbar-dropdown-item{width:100%;padding:14px 18px;background:none;border:none;border-bottom:1px solid var(--border);text-align:left;cursor:pointer;color:var(--text);font-size:.95rem;font-family:inherit;transition:background 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0}.feedback-toast{position:fixed;bottom:32px;right:32px;background:var(--bg-card);border:1px solid var(--accent);color:var(--text);padding:16px 24px;border-radius:16px;box-shadow:0 15px 40px #0006;display:flex;align-items:center;gap:14px;font-weight:600;z-index:1500}.feedback-toast-icon{font-size:1.5rem}.loader-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.1);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.results-container{max-width:1000px;margin:0 auto}.results-header{text-align:center;margin-bottom:64px}.tier-badge-container{display:flex;justify-content:center;margin-bottom:24px}.tier-badge{display:flex;align-items:center;gap:10px;padding:8px 18px;border-radius:50px;font-weight:700;font-size:.95rem;letter-spacing:.02em}.tier-emoji{font-size:1.4rem}.results-main-title{font-size:3rem;font-weight:900;margin-bottom:16px;line-height:1.1}.overall-score-line{font-size:1.25rem;color:var(--text-muted);font-weight:500}.overall-score-line .score-number{font-weight:800;font-size:1.5rem}.results-grid-main{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}.card.glass{background:#ffffff08;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);border-radius:24px;padding:32px}.section-subtitle{font-size:1.1rem;font-weight:700;color:var(--text-dim);text-transform:uppercase;letter-spacing:.1em;margin-bottom:24px}.radar-section{position:sticky;top:100px}.custom-radar-tooltip{background:#141717f2;border:1.5px solid;border-radius:12px;padding:12px 16px;box-shadow:0 10px 30px #00000080;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.tooltip-label{font-weight:700;font-size:.9rem;color:var(--text);margin-bottom:4px}.tooltip-score{font-size:.85rem;color:var(--text-muted)}.tooltip-score span{color:var(--text);font-weight:700}.area-details-grid{display:flex;flex-direction:column;gap:20px}.area-detail-card{transition:var(--transition)}.area-detail-card:hover{transform:translate(8px);border-color:#ffffff26;background:#ffffff0d}.area-detail-header{display:flex;align-items:center;gap:16px;margin-bottom:16px}.area-detail-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem}.area-detail-meta{flex:1}.area-detail-name{font-size:1.15rem;font-weight:800;color:var(--text)}.area-detail-tier{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.area-detail-percent{font-size:1.5rem;font-weight:900}.area-detail-explainer{font-size:.95rem;color:var(--text-muted);line-height:1.5;margin-bottom:20px}.area-progress-track{height:8px;background:#ffffff0d;border-radius:10px;overflow:hidden}.area-progress-fill{height:100%;border-radius:10px;transition:width 1s 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solid;border-radius:50%;display:flex;align-items:center;justify-content:center;position:relative;z-index:2;margin-top:8px}.node-dot{width:12px;height:12px;border-radius:50%}.node-card{flex:1;padding:24px;border-radius:20px;text-decoration:none;transition:var(--transition);display:block}.node-card:hover{transform:translateY(-4px) 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var(--border);border-radius:10px;overflow:hidden;cursor:pointer;transition:all .15s;text-align:left;padding:0;color:var(--text);font-family:inherit}.cc-video-card:hover{border-color:var(--accent);transform:translateY(-2px)}.cc-video-thumb{position:relative;width:100%;aspect-ratio:16 / 9;background:#ffffff0d;overflow:hidden}.cc-video-thumb img{width:100%;height:100%;object-fit:cover}.cc-video-thumb-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.cc-video-duration{position:absolute;bottom:4px;right:4px;background:#000000bf;padding:2px 6px;border-radius:4px;font-size:.7rem;color:#fff}.cc-video-title{display:block;padding:8px 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.3s}.cc-progress-text{position:absolute;right:0;top:-18px;font-size:.75rem;color:var(--accent)}.cc-preview{border-radius:12px;padding:20px;border:1px solid var(--border)}.cc-preview-meta{margin-bottom:20px}.cc-preview-course-title{font-size:1.2rem;margin:0 0 10px}.cc-preview-badges{display:flex;gap:8px;flex-wrap:wrap}.cc-badge{padding:4px 12px;border-radius:12px;background:#52d5f21f;color:var(--accent);font-size:.8rem;font-weight:600}.cc-badge--muted{background:#ffffff0f;color:var(--text-muted);font-weight:400}.cc-preview-desc{color:var(--text-muted);font-size:.85rem;margin:8px 0 0;line-height:1.4}.cc-preview-tree{margin-top:16px}.cc-tree-lesson{margin-bottom:8px}.cc-tree-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:8px;font-size:.9rem}.cc-tree-item--lesson{background:#ffffff0a}.cc-tree-item--topic{margin-left:32px;border-left:2px solid var(--border);border-radius:0 8px 8px 0}.cc-tree-number{font-size:.75rem;color:var(--text-muted);min-width:24px}.cc-tree-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cc-tree-video{font-size:.8rem;color:var(--accent);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cc-tree-no-video{font-size:.8rem;color:var(--text-muted);font-style:italic}.cc-preview-summary{display:flex;gap:20px;margin-top:16px;padding-top:16px;border-top:1px solid var(--border);font-size:.85rem;color:var(--text-muted)}.cc-success{text-align:center;padding:32px;border-radius:16px;border:1px solid var(--border)}.cc-success-icon{width:56px;height:56px;border-radius:50%;background:var(--emerald);color:#000;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:700;margin:0 auto 16px}.cc-success .cc-preview-tree{text-align:left;max-width:500px;margin:16px auto 0}@media(max-width:640px){.cc-lesson-body{padding-left:0}.cc-topic-row{flex-direction:column;align-items:stretch;gap:6px}.cc-topic-number{text-align:left;width:auto}.cc-topic-actions{justify-content:flex-end}.cc-video-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.cc-video-filters{flex-direction:column}.cc-video-filters .cc-select{max-width:none}.cc-tree-item--topic{margin-left:16px}}