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1))}@media (min-width: 640px){.sm\:w-auto{width:auto}.sm\:flex-nowrap{flex-wrap:nowrap}.sm\:p-6{padding:1.5rem}.sm\:px-5{padding-left:1.25rem;padding-right:1.25rem}.sm\:py-6{padding-top:1.5rem;padding-bottom:1.5rem}}@media (min-width: 768px){.md\:col-span-2{grid-column:span 2 / span 2}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (min-width: 1024px){.lg\:hidden{display:none}.lg\:w-72{width:18rem}.lg\:max-w-none{max-width:none}.lg\:translate-x-0{--tw-translate-x: 0px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.lg\:grid-cols-\[0\.94fr\,1\.06fr\]{grid-template-columns:.94fr 1.06fr}.lg\:flex-nowrap{flex-wrap:nowrap}.lg\:gap-6{gap:1.5rem}.lg\:p-8{padding:2rem}.lg\:px-6{padding-left:1.5rem;padding-right:1.5rem}.lg\:px-8{padding-left:2rem;padding-right:2rem}.lg\:py-8{padding-top:2rem;padding-bottom:2rem}.lg\:pl-72{padding-left:18rem}}@media (min-width: 1280px){.xl\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.xl\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.xl\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}}:root{color-scheme:light;--law-blue: #2563eb;--law-blue-strong: #1d4ed8;--law-dark: #f8fafc;--law-card: rgba(255, 255, 255, .94);--law-card-border: rgba(148, 163, 184, .24);--text-main: #0f172a;--text-soft: #64748b;--text-muted: #94a3b8;--law-surface: #ffffff;--law-surface-soft: rgba(255, 255, 255, .92);--surface-muted: rgba(241, 245, 249, .9);--surface-strong: rgba(226, 232, 240, .65);--surface-inverse: #0f172a;--surface-inverse-soft: #1e293b;--law-accent: #22d3ee;--ok: #10b981;--danger: #ef4444;--warning: #f59e0b;--page-bg: #f8fafc;--page-grad-1: rgba(37, 99, 235, .08);--page-grad-2: rgba(34, 211, 238, .08);--nav-bg: rgba(255, 255, 255, .9);--nav-pill-text: #334155;--nav-pill-hover: #0f172a;--mobile-menu-bg: rgba(255, 255, 255, .97);--input-bg: rgba(255, 255, 255, .98);--input-text: #0f172a;--input-placeholder: #94a3b8;--btn-soft-bg: rgba(248, 250, 252, .96);--btn-soft-text: #0f172a;--btn-soft-border: rgba(148, 163, 184, .28);--table-head: #334155;--table-text: #0f172a;--table-hover-bg: rgba(241, 245, 249, .85);--table-border: rgba(148, 163, 184, .2);--footer-bg: rgba(255, 255, 255, .88);--footer-border: rgba(148, 163, 184, .24);--footer-text: #64748b;--focus-ring: rgba(59, 130, 246, .45);--focus-border: rgba(59, 130, 246, .55);--text-grad-from: #1e293b;--text-grad-to: #2563eb;--hero-text: #64748b;--hero-chip-bg: rgba(37, 99, 235, .08);--hero-chip-border: rgba(37, 99, 235, .24);--hero-chip-text: #1d4ed8;--hero-glow: rgba(0, 102, 255, .16);--feature-hover-border: rgba(59, 130, 246, .38);--feature-hover-shadow: rgba(59, 130, 246, .24);--ai-pill-text: #0e7490;--ai-pill-border: rgba(8, 145, 178, .25);--ai-pill-bg: rgba(6, 182, 212, .1);--ai-pill-hover-text: #0c4a6e;--ai-pill-hover-border: rgba(8, 145, 178, .36);--ai-pill-hover-bg: rgba(6, 182, 212, .16);--badge-blue-bg: rgba(37, 99, 235, .16);--badge-blue-text: #2563eb;--badge-green-bg: rgba(22, 163, 74, .16);--badge-green-text: #16a34a;--badge-purple-bg: rgba(147, 51, 234, .16);--badge-purple-text: #9333ea;--badge-cyan-bg: rgba(8, 145, 178, .16);--badge-cyan-text: #0891b2;--panel-bg: rgba(255, 255, 255, .8);--panel-inset-bg: rgba(248, 250, 252, .95);--panel-empty-bg: rgba(255, 255, 255, .94);--panel-empty-text: #1e293b;--panel-bubble-bg: rgba(255, 255, 255, .96);--panel-bubble-border: rgba(148, 163, 184, .22);--panel-bubble-head: #475569;--panel-active-bg: rgba(59, 130, 246, .14);--panel-active-border: rgba(59, 130, 246, .45);--panel-neutral-bg: rgba(248, 250, 252, .88);--panel-neutral-border: rgba(148, 163, 184, .22);--panel-neutral-text: #0f172a;--quiz-option-bg: rgba(255, 255, 255, .95);--quiz-option-border: rgba(148, 163, 184, .24);--result-item-bg: rgba(255, 255, 255, .95);--result-item-border: rgba(148, 163, 184, .24);--mistake-bg: rgba(254, 242, 242, .9);--mistake-border: rgba(248, 113, 113, .35);--mistake-wrong: #b91c1c;--mistake-correct: #166534;--library-controls-bg: linear-gradient(135deg, rgba(255, 255, 255, .96), rgba(236, 254, 255, .7));--library-book-bg: linear-gradient(180deg, rgba(255, 255, 255, .96), rgba(248, 250, 252, .96));--library-book-border: rgba(148, 163, 184, .24);--library-featured-border: rgba(8, 145, 178, .4);--library-featured-shadow: rgba(8, 145, 178, .22);--library-stat-bg: rgba(248, 250, 252, .95);--library-stat-border: rgba(148, 163, 184, .24);--library-stat-dt: #64748b;--library-stat-dd: #0f172a;--library-glow: rgba(34, 211, 238, .16);--ai-quick-border: #e2e8f0;--ai-quick-hover-border: #cbd5e1;--ai-quick-hover-shadow: rgba(2, 6, 23, .1);--ai-quick-tag: #94a3b8;--ai-user-bg: #0f172a;--ai-user-text: #ffffff;--ai-icon-grad-1: #0055ff;--ai-icon-grad-2: #60a5fa;--ai-dot: #94a3b8;--ai-input-shell-border: #e2e8f0;--ai-input-shell-shadow: rgba(2, 6, 23, .08);--ai-input-focus-border: rgba(0, 85, 255, .24);--ai-input-focus-shadow: rgba(0, 85, 255, .14);--ai-send-bg: #0f172a;--ai-send-text: #ffffff;--ai-send-hover: #0055ff;--notice-error: #dc2626;--notice-success: #059669;--z-ai-topbar: 40;--z-ai-footer: 45;--z-floating-assistant: 70}@media (prefers-color-scheme: dark){:root{color-scheme:dark;--law-blue: #3b82f6;--law-blue-strong: #2563eb;--law-dark: #0b1020;--law-card: rgba(18, 26, 43, .74);--law-card-border: rgba(148, 163, 184, .18);--text-main: #e5e7eb;--text-soft: #94a3b8;--text-muted: #94a3b8;--law-surface: #121a2b;--law-surface-soft: rgba(18, 26, 43, .72);--surface-muted: rgba(18, 26, 43, .78);--surface-strong: rgba(51, 65, 85, .52);--surface-inverse: #f8fafc;--surface-inverse-soft: #e2e8f0;--page-bg: #0b1020;--page-grad-1: rgba(59, 130, 246, .16);--page-grad-2: rgba(34, 211, 238, .12);--nav-bg: rgba(11, 16, 32, .86);--nav-pill-text: #d1d5db;--nav-pill-hover: #ffffff;--mobile-menu-bg: rgba(11, 16, 32, .95);--input-bg: rgba(18, 26, 43, .9);--input-text: #e5e7eb;--input-placeholder: #94a3b8;--btn-soft-bg: rgba(18, 26, 43, .85);--btn-soft-text: #f3f4f6;--btn-soft-border: rgba(148, 163, 184, .25);--table-head: #cbd5e1;--table-text: #f3f4f6;--table-hover-bg: rgba(18, 26, 43, .72);--table-border: rgba(148, 163, 184, .18);--footer-bg: rgba(0, 0, 0, .35);--footer-border: rgba(148, 163, 184, .18);--footer-text: #9ca3af;--focus-ring: rgba(59, 130, 246, .45);--focus-border: rgba(59, 130, 246, .55);--text-grad-from: #f8fafc;--text-grad-to: #60a5fa;--hero-text: #94a3b8;--hero-chip-bg: rgba(13, 18, 30, .5);--hero-chip-border: rgba(59, 130, 246, .22);--hero-chip-text: #bfdbfe;--hero-glow: rgba(0, 102, 255, .14);--feature-hover-border: rgba(59, 130, 246, .38);--feature-hover-shadow: rgba(59, 130, 246, .32);--ai-pill-text: #a5f3fc;--ai-pill-border: rgba(34, 211, 238, .3);--ai-pill-bg: rgba(34, 211, 238, .12);--ai-pill-hover-text: #ffffff;--ai-pill-hover-border: rgba(34, 211, 238, .5);--ai-pill-hover-bg: rgba(34, 211, 238, .2);--badge-blue-bg: rgba(37, 99, 235, .2);--badge-blue-text: #60a5fa;--badge-green-bg: rgba(22, 163, 74, .2);--badge-green-text: #4ade80;--badge-purple-bg: rgba(147, 51, 234, .2);--badge-purple-text: #c084fc;--badge-cyan-bg: rgba(8, 145, 178, .2);--badge-cyan-text: #22d3ee;--panel-bg: rgba(18, 26, 43, .72);--panel-inset-bg: rgba(11, 16, 32, .55);--panel-empty-bg: rgba(18, 26, 43, .88);--panel-empty-text: #dbe5f2;--panel-bubble-bg: rgba(18, 26, 43, .92);--panel-bubble-border: rgba(148, 163, 184, .2);--panel-bubble-head: #cbd5e1;--panel-active-bg: rgba(59, 130, 246, .22);--panel-active-border: rgba(59, 130, 246, .5);--panel-neutral-bg: rgba(15, 23, 42, .5);--panel-neutral-border: rgba(255, 255, 255, .12);--panel-neutral-text: #ffffff;--quiz-option-bg: rgba(18, 26, 43, .84);--quiz-option-border: rgba(148, 163, 184, .2);--result-item-bg: rgba(18, 26, 43, .84);--result-item-border: rgba(148, 163, 184, .2);--mistake-bg: rgba(127, 29, 29, .16);--mistake-border: rgba(248, 113, 113, .25);--mistake-wrong: #fecaca;--mistake-correct: #86efac;--library-controls-bg: linear-gradient(135deg, rgba(18, 26, 43, .92), rgba(6, 78, 59, .14));--library-book-bg: linear-gradient(180deg, rgba(18, 26, 43, .9), rgba(11, 16, 32, .88));--library-book-border: rgba(148, 163, 184, .28);--library-featured-border: rgba(34, 211, 238, .45);--library-featured-shadow: rgba(34, 211, 238, .6);--library-stat-bg: rgba(18, 26, 43, .78);--library-stat-border: rgba(148, 163, 184, .2);--library-stat-dt: #9ca3af;--library-stat-dd: #e2e8f0;--library-glow: rgba(34, 211, 238, .2);--ai-quick-border: #1f2937;--ai-quick-hover-border: #334155;--ai-quick-hover-shadow: rgba(15, 23, 42, .42);--ai-quick-tag: #9ca3af;--ai-user-bg: #0f172a;--ai-user-text: #ffffff;--ai-icon-grad-1: #0055ff;--ai-icon-grad-2: #60a5fa;--ai-dot: #9ca3af;--ai-input-shell-border: rgba(148, 163, 184, .26);--ai-input-shell-shadow: rgba(0, 0, 0, .22);--ai-input-focus-border: rgba(0, 85, 255, .4);--ai-input-focus-shadow: rgba(0, 85, 255, .24);--ai-send-bg: #0f172a;--ai-send-text: #ffffff;--ai-send-hover: #2563eb;--notice-error: #fca5a5;--notice-success: #86efac}}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;width:100%;overflow-x:hidden}body{font-family:Inter,sans-serif;color:var(--text-main);background-color:var(--page-bg);background-image:radial-gradient(circle at 18% 18%,var(--page-grad-1) 0%,transparent 42%),radial-gradient(circle at 82% 78%,var(--page-grad-2) 0%,transparent 46%);background-attachment:fixed}a{color:inherit;text-decoration:none}img,video,canvas,svg{max-width:100%}.app-root{min-height:100vh;display:flex;flex-direction:column}.app-main{flex:1;padding-top:110px;padding-bottom:44px}.site-container{width:min(1200px,calc(100% - 32px));margin:0 auto}.page-stack{display:grid;gap:20px}.glass-nav{position:fixed;inset:0 0 auto;z-index:60;background:var(--nav-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--law-card-border)}.nav-shell{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand{display:inline-flex;align-items:center;gap:8px;font-size:1.5rem;font-weight:800;letter-spacing:-.02em;white-space:nowrap}.brand-accent{color:var(--law-blue)}.desktop-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.desktop-auth{display:flex;align-items:center;gap:10px}.mobile-profile-shortcut{display:none;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--btn-soft-border);color:var(--nav-pill-text);background:var(--btn-soft-bg);font-size:.9rem;font-weight:700}.nav-pill{display:inline-flex;align-items:center;gap:6px;padding:9px 13px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--nav-pill-text);border:1px solid transparent;transition:all .22s ease}.nav-pill:hover{color:var(--nav-pill-hover);border-color:var(--btn-soft-border)}.nav-pill.active{color:var(--nav-pill-hover);border-color:var(--panel-active-border);background:var(--panel-active-bg)}.ai-pill{color:var(--ai-pill-text);border:1px solid var(--ai-pill-border);background:var(--ai-pill-bg)}.ai-pill:hover{color:var(--ai-pill-hover-text);border-color:var(--ai-pill-hover-border);background:var(--ai-pill-hover-bg)}.btn{border:0;border-radius:999px;font-family:inherit;font-weight:700;cursor:pointer;transition:all .2s ease;padding:10px 18px;color:var(--ai-user-text)}.btn:disabled{opacity:.62;cursor:not-allowed}.btn-primary{background:var(--law-blue);box-shadow:0 0 18px var(--feature-hover-shadow)}.btn-primary:hover{background:var(--law-blue-strong)}.btn-soft{color:var(--btn-soft-text);background:var(--btn-soft-bg);border:1px solid var(--btn-soft-border)}.btn-soft:hover{background:var(--surface-strong)}.btn-danger{background:var(--danger)}.mobile-toggle{display:none;border:0;background:transparent;color:var(--text-main);cursor:pointer}.mobile-menu{display:none;margin:0 auto 14px;width:min(1200px,calc(100% - 32px));border-radius:18px;border:1px solid var(--law-card-border);background:var(--mobile-menu-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px}.mobile-menu.open{display:grid;gap:10px}.mobile-link{padding:10px 12px;border-radius:12px;border:1px solid var(--btn-soft-border);color:var(--nav-pill-text);font-weight:600}.mobile-link.active{color:var(--nav-pill-hover);border-color:var(--panel-active-border);background:var(--panel-active-bg)}.glass-card{background:var(--law-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--law-card-border);border-radius:26px}.card-pad{padding:26px}.section-title{margin:0;font-size:clamp(1.8rem,3.2vw,2.5rem);letter-spacing:-.02em}.subtle{color:var(--text-soft)}.text-gradient{background:linear-gradient(to right,var(--text-grad-from),var(--text-grad-to));background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero{position:relative;overflow:hidden;text-align:center;padding:36px 26px}.hero h1{margin:0;font-size:clamp(2.2rem,6vw,4.6rem);line-height:1.06;letter-spacing:-.03em}.hero p{margin:14px auto 0;max-width:760px;color:var(--hero-text);font-size:clamp(.98rem,2.2vw,1.2rem)}.hero-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;margin-bottom:18px;border-radius:999px;border:1px solid var(--hero-chip-border);background:var(--hero-chip-bg);color:var(--hero-chip-text);font-size:.78rem;font-weight:600}.hero-glow{position:absolute;width:720px;height:720px;left:50%;top:50%;transform:translate(-50%,-45%);border-radius:999px;background:var(--hero-glow);filter:blur(100px);pointer-events:none}.actions{display:flex;gap:10px;flex-wrap:wrap}.actions.center{justify-content:center}.grid{display:grid;gap:16px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.feature-card{padding:22px;border-radius:24px;border:1px solid var(--law-card-border);background:var(--law-surface-soft);transition:all .25s ease}.feature-card:hover{transform:translateY(-5px);border-color:var(--feature-hover-border);box-shadow:0 10px 32px -12px var(--feature-hover-shadow)}.icon-badge{width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;margin-bottom:12px}.icon-badge.blue{background:var(--badge-blue-bg);color:var(--badge-blue-text)}.icon-badge.green{background:var(--badge-green-bg);color:var(--badge-green-text)}.icon-badge.purple{background:var(--badge-purple-bg);color:var(--badge-purple-text)}.icon-badge.cyan{background:var(--badge-cyan-bg);color:var(--badge-cyan-text)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-group{display:grid;gap:6px}.form-group.full{grid-column:1 / -1}.form-group label{font-size:.86rem;color:var(--text-soft)}.profile-preview{margin-top:8px;width:76px;height:76px;border-radius:999px;overflow:hidden;border:1px solid var(--table-border);background:var(--surface-muted)}.profile-preview img{width:100%;height:100%;object-fit:cover}.upload-row{margin-top:8px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.btn-file{border-radius:12px;padding:9px 12px;font-size:.84rem}.file-input-hidden{width:0;height:0;opacity:0;pointer-events:none;position:absolute}.input,.select,.textarea{width:100%;border-radius:12px;border:1px solid var(--btn-soft-border);background:var(--input-bg);color:var(--input-text);padding:11px 12px;font:inherit}.input::placeholder,.textarea::placeholder{color:var(--input-placeholder)}.input:focus,.select:focus,.textarea:focus{outline:2px solid var(--focus-ring);border-color:var(--focus-border)}.textarea{resize:vertical}.notice{font-size:.9rem;margin:0}.notice.error{color:var(--notice-error)}.notice.success{color:var(--notice-success)}.stats-grid{display:grid;gap:14px;grid-template-columns:repeat(4,minmax(0,1fr))}.stat-card{padding:18px;border-radius:18px;border:1px solid var(--law-card-border);background:var(--law-surface-soft)}.stat-card h3{margin:0;font-size:.9rem;color:var(--text-muted)}.stat-value{margin-top:8px;font-size:2rem;font-weight:800}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:var(--table-min-width, 640px)}.table th,.table td{text-align:left;padding:10px;border-bottom:1px solid var(--table-border)}.table th{color:var(--table-head);font-weight:600;font-size:.84rem}.table td{color:var(--table-text)}.table tr:hover td{background:var(--table-hover-bg)}.category-grid{display:grid;gap:14px;grid-template-columns:repeat(3,minmax(0,1fr))}.category-item{padding:18px;border-radius:18px;border:1px solid var(--law-card-border);background:var(--law-surface-soft);transition:all .22s ease}.category-item:hover{transform:translateY(-4px);border-color:var(--feature-hover-border)}.quiz-card{padding:16px;border-radius:16px;border:1px solid var(--law-card-border);background:var(--law-surface-soft)}.quiz-option{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;border:1px solid var(--quiz-option-border);background:var(--quiz-option-bg);margin-top:8px}.quiz-option:hover{border-color:var(--focus-border)}.result-list{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:9px}.result-item{padding:10px 12px;border-radius:12px;border:1px solid var(--result-item-border);background:var(--result-item-bg)}.mistake-wrap{margin-top:10px}.mistake-list{display:grid;gap:10px}.mistake-card{padding:12px;border-radius:12px;border:1px solid var(--mistake-border);background:var(--mistake-bg)}.mistake-question{margin:0;font-weight:700}.mistake-answer{margin:8px 0 0;line-height:1.45}.mistake-answer.wrong{color:var(--mistake-wrong)}.mistake-answer.correct{color:var(--mistake-correct)}.book-grid{display:grid;gap:14px;grid-template-columns:repeat(3,minmax(0,1fr))}.book-card{padding:18px;border-radius:18px;border:1px solid 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