:root{color-scheme:dark;--accent: #14b8a6;--accent-hover: #0d9488;--accent-muted: #14b8a620;--bg-base: #0f1419;--bg-surface: #1a1f26;--bg-elevated: #242b35;--text-primary: #e6edf3;--text-secondary: #9ca3af;--text-muted: #6b7280;--text-faint: #4b5563;--border: #2d3640;--border-subtle: #1f262e;--border-strong: #3d4654;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--mark: #8ee6b8;--font-mono: ui-monospace, "SF Mono", "Fira Code", "JetBrains Mono", Menlo, Consolas, monospace;--radius-md: 10px;--radius-lg: 12px}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%}body{background:var(--bg-base);color:var(--text-primary);font:15px/1.65 var(--font-mono);letter-spacing:.01em}a{color:var(--accent);text-decoration:none;transition:color .15s ease}a:hover{color:var(--accent-hover)}*:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::selection{background:var(--accent-muted)}.door{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:2rem 1.25rem}.door-center{margin:auto;text-align:center}.mark{font-size:clamp(2.5rem,9vw,5rem);font-weight:600;color:var(--mark);margin:0;line-height:1.1}.mark .dot{color:var(--border)}.door-line{color:var(--text-muted);margin:1.1rem 0 0;font-size:.95rem}.cursor{display:inline-block;width:.55em;height:1.05em;transform:translateY(.18em);background:var(--text-muted);margin-left:.35em;animation:blink 1.1s steps(1) infinite}@keyframes blink{50%{opacity:0}}@media(prefers-reduced-motion:reduce){.cursor{animation:none}}.door-links{margin:1.6rem 0 0;font-size:.85rem}.door-foot{font-size:12px;color:var(--text-faint)}