@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Sora:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap");:root{--bg:#060816;--bg2:#0f172a;--bg3:#1e293b;--bg4:#334155;--border:hsla(0,0%,100%,.07);--border-strong:hsla(0,0%,100%,.14);--accent:#2563eb;--accent-soft:rgba(37,99,235,.12);--accent-hover:#3b82f6;--accent2:#7c3aed;--accent2-soft:rgba(124,58,237,.12);--accent3:#ef4444;--accent3-soft:rgba(239,68,68,.12);--green:#22c55e;--green-soft:rgba(34,197,94,.12);--amber:#f59e0b;--amber-soft:rgba(245,158,11,.12);--red:#ef4444;--red-dim:rgba(239,68,68,.12);--text:#f1f5f9;--text2:#94a3b8;--text3:#475569;--radius:12px;--radius-sm:8px;--radius-lg:18px;--shadow:0 4px 24px rgba(0,0,0,.4);--shadow-lg:0 8px 48px rgba(0,0,0,.6);--transition:0.18s ease;--sidebar-w:240px;font-family:DM Sans,sans-serif}[data-theme=light]{--bg:#f0f2f7;--bg2:#fff;--bg3:#e8ecf4;--bg4:#d8dfe8;--border:rgba(15,23,42,.09);--border-strong:rgba(15,23,42,.16);--accent:#2563eb;--accent-soft:rgba(37,99,235,.1);--accent-hover:#1d4ed8;--accent2:#7c3aed;--accent2-soft:rgba(124,58,237,.1);--accent3:#ef4444;--accent3-soft:rgba(239,68,68,.1);--green:#16a34a;--green-soft:rgba(22,163,74,.1);--amber:#d97706;--amber-soft:rgba(217,119,6,.1);--red:#ef4444;--red-dim:rgba(239,68,68,.1);--text:#0f172a;--text2:#475569;--text3:#94a3b8;--shadow:0 4px 24px rgba(0,0,0,.08);--shadow-lg:0 8px 48px rgba(0,0,0,.14)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:DM Sans,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh;transition:background .2s ease,color .2s ease}.badge,.btn,.card,.input,a,button,input,select,textarea{transition:background-color .18s ease,border-color .18s 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rgba(239,68,68,.25)}.btn-red:hover:not(:disabled){background:rgba(239,68,68,.2)}.btn-accent2{background:var(--accent2);color:#fff}.btn-accent2:hover:not(:disabled){opacity:.88;transform:translateY(-1px)}.btn-sm{padding:6px 12px;font-size:12px;border-radius:6px}.btn-lg{padding:14px 28px;font-size:16px;border-radius:var(--radius)}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.input,textarea.input{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:DM Sans,sans-serif;font-size:14px;padding:10px 14px;width:100%;outline:none;resize:vertical}.input:focus,textarea.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.input::placeholder{color:var(--text3)}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 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.cs-nav{background:rgba(240,242,247,.92)}.cs-nav-brand{display:flex;align-items:center;gap:10px}.cs-nav-brand,.cs-nav-brand:hover{text-decoration:none}.cs-nav-logo{width:32px;height:32px;border-radius:8px;object-fit:cover}.cs-nav-title{font-family:Sora,sans-serif;font-size:15px;font-weight:700;color:var(--text);letter-spacing:-.3px}.cs-nav-subtitle{font-size:11px;color:var(--text3);font-weight:500}.cs-nav-right{gap:12px}.cs-nav-right,.theme-toggle{display:flex;align-items:center}.theme-toggle{width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:var(--bg3);color:var(--text2);font-size:16px;cursor:pointer;justify-content:center;transition:all .15s}.theme-toggle:hover{border-color:var(--accent);color:var(--text);background:var(--bg4)}.cs-back-link{font-size:13px;font-weight:600;color:var(--text3);text-decoration:none;display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg3);transition:all .15s}.cs-back-link:hover{color:var(--text);border-color:var(--border-strong);text-decoration:none;background:var(--bg4)}.cs-main{padding-top:60px;min-height:100vh;padding-bottom:env(safe-area-inset-bottom,0)}.cs-progress{background:var(--bg2);border-bottom:1px solid var(--border);padding:12px 24px;justify-content:center;gap:0}.cs-progress,.cs-progress-step{display:flex;align-items:center}.cs-progress-step{gap:8px}.cs-progress-dot{width:28px;height:28px;border-radius:50%;border:2px solid var(--border-strong);background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--text3);flex-shrink:0;transition:all .2s}.cs-progress-dot.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.cs-progress-dot.done{border-color:var(--green);background:var(--green-soft);color:var(--green)}.cs-progress-label{font-size:12px;font-weight:600;color:var(--text3)}.cs-progress-step.active .cs-progress-label{color:var(--text)}.cs-progress-step.done .cs-progress-label{color:var(--green)}.cs-progress-line{width:48px;height:1px;background:var(--border-strong);margin:0 8px;flex-shrink:0}.cs-progress-line.done{background:var(--green)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg4);border-radius:99px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes 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both}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-6{gap:24px}.w-full{width:100%}.text-xs{font-size:12px}.text-sm{font-size:13px}.text-lg{font-size:18px}.text-xl{font-size:22px}.text-2xl{font-size:28px}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-accent{color:var(--accent)}.text-accent2{color:var(--accent2)}.text-muted{color:var(--text2)}.text-green{color:var(--green)}.text-amber{color:var(--amber)}.text-red{color:var(--red)}@media (max-width:768px){.cs-nav{padding:0 16px}.cs-back-link span,.cs-nav-subtitle{display:none}.cs-back-link{padding:6px 8px}.cs-progress{padding:10px 16px;gap:0;overflow-x:auto}.cs-progress-label{display:none}.cs-progress-line{width:24px}.cs-main{padding-top:60px}}@media (max-width:480px){body{font-size:14px}.btn-lg{padding:12px 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