:root{--canvas: #f7f5fc;--surface: #efebf8;--card: #ffffff;--hairline: #e4dff0;--ink: #17131f;--body: #3b3548;--muted: #6f6882;--accent: #7c3aed;--accent-strong: #6d28d9;--accent-soft: #ede7fd;--accent-ink: #5b21b6;--on-accent: #ffffff;--brand-gradient: linear-gradient(135deg, #5b21b6 0%, #7c3aed 45%, #9146ff 100%);--danger: #c2334d;--success: #2f8f5b;--warning: #b7791f;--neutral: #8a8499;--radius: 14px;--radius-sm: 9px;--shadow: 0 1px 2px rgb(40 20 80 / 6%), 0 6px 20px rgb(40 20 80 / 6%);--shadow-lg: 0 24px 60px rgb(40 20 80 / 22%);--font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, "JetBrains Mono", "SFMono-Regular", Menlo, monospace;color-scheme:light}@media(prefers-color-scheme:dark){:root{--canvas: #110f17;--surface: #17141f;--card: #1d1927;--hairline: #2e2940;--ink: #f4f1fb;--body: #d7d1e6;--muted: #9d95b3;--accent: #a78bfa;--accent-strong: #c4b5fd;--accent-soft: #2a2143;--accent-ink: #c4b5fd;--on-accent: #16101f;--danger: #f27a8f;--success: #5fd08e;--warning: #f0b94f;--neutral: #8f88a3;--shadow: 0 1px 2px rgb(0 0 0 / 40%);--shadow-lg: 0 24px 60px rgb(0 0 0 / 55%);color-scheme:dark}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--canvas);color:var(--body);font:400 15px/1.55 var(--font);-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0 0 .4rem;color:var(--ink);font-weight:650;letter-spacing:-.015em;line-height:1.2}h1{font-size:clamp(1.5rem,3.5vw,2rem)}a{color:var(--accent)}:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 70%,transparent);outline-offset:2px}.button{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:42px;padding:.55rem 1.1rem;border:1px solid transparent;border-radius:var(--radius-sm);background:var(--accent);color:var(--on-accent);font:600 .92rem/1 var(--font);text-decoration:none;cursor:pointer;box-shadow:0 1px #ffffff26 inset,0 4px 14px color-mix(in srgb,var(--accent) 30%,transparent);transition:background-color .15s ease,transform .1s ease}.button:hover{background:var(--accent-strong)}.button:active{transform:translateY(1px)}.button:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.button.secondary{background:var(--card);border-color:var(--hairline);color:var(--ink);box-shadow:none}.button.secondary:hover{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 35%,var(--hairline))}.button.ghost-danger{background:transparent;border-color:color-mix(in srgb,var(--danger) 35%,transparent);color:var(--danger);box-shadow:none}.button.ghost-danger:hover{background:color-mix(in srgb,var(--danger) 10%,transparent)}.card{background:var(--card);border:1px solid var(--hairline);border-radius:var(--radius);box-shadow:var(--shadow)}.center{position:relative;display:grid;place-items:center;min-height:100vh;padding:16px;overflow:hidden}.center:before{content:"";position:absolute;inset:-30% -10% auto;height:70vh;background:radial-gradient(ellipse at top,color-mix(in srgb,#7c3aed 30%,transparent),transparent 65%);pointer-events:none}.center>.card{position:relative;width:min(100%,26rem);padding:2.25rem 1.75rem;box-shadow:var(--shadow-lg)}.center .button{width:100%;margin-top:.75rem;min-height:46px}.brand{display:inline-block;margin:0 0 1.25rem;padding:.25rem .7rem;border-radius:999px;background:var(--brand-gradient);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}