:root{color-scheme:light dark;--bg: oklch(97.6% .007 82);--bg-sunk: oklch(95.8% .008 82);--surface: oklch(100% 0 0);--surface-2: oklch(98.6% .005 82);--ink: oklch(21% .014 58);--ink-2: oklch(47% .011 58);--ink-3: oklch(63% .009 58);--line: oklch(21% .014 58 / .1);--line-2: oklch(21% .014 58 / .17);--accent: oklch(55% .15 58);--accent-quiet: oklch(55% .15 58 / .1);--danger: oklch(52% .19 25);--danger-quiet: oklch(52% .19 25 / .09);--success: oklch(52% .13 155);--shadow-sm: 0 1px 2px oklch(21% .014 58 / .05);--shadow-md: 0 1px 2px oklch(21% .014 58 / .05), 0 8px 24px -12px oklch(21% .014 58 / .14);--highlight: inset 0 1px 0 oklch(100% 0 0 / .7);--glow: oklch(55% .15 58 / .1);--grain: .035;--ease: cubic-bezier(.16, 1, .3, 1);--r-sm: 8px;--r: 11px;--r-lg: 18px;--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", Inter, system-ui, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-serif: ui-serif, "New York", "Iowan Old Style", Georgia, serif;--font-mono: ui-monospace, "SF Mono", SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace}@media(prefers-color-scheme:dark){:root{--bg: oklch(16.5% .007 60);--bg-sunk: oklch(14% .006 60);--surface: oklch(20% .008 60);--surface-2: oklch(23% .008 60);--ink: oklch(95% .006 85);--ink-2: oklch(69% .009 72);--ink-3: oklch(53% .009 72);--line: oklch(100% 0 0 / .08);--line-2: oklch(100% 0 0 / .14);--accent: oklch(80% .13 78);--accent-quiet: oklch(80% .13 78 / .13);--danger: oklch(72% .17 28);--danger-quiet: oklch(72% .17 28 / .13);--success: oklch(78% .15 158);--shadow-sm: 0 1px 2px oklch(0% 0 0 / .3);--shadow-md: 0 1px 2px oklch(0% 0 0 / .3), 0 10px 30px -14px oklch(0% 0 0 / .6);--highlight: inset 0 1px 0 oklch(100% 0 0 / .055);--glow: oklch(80% .13 78 / .07);--grain: .05}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;background:var(--bg)}body{position:relative;margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"kern" 1;text-rendering:optimizeLegibility}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;background:radial-gradient(60rem 40rem at 12% -8%,var(--glow),transparent 70%),radial-gradient(44rem 34rem at 108% 4%,var(--glow),transparent 68%)}body:after{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:var(--grain);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}button,input{font:inherit;color:inherit}button:not(:disabled){cursor:pointer}code,kbd{font-family:var(--font-mono)}::selection{background:var(--accent-quiet);color:var(--ink)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.shell{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100dvh;max-width:70rem;margin:0 auto;padding:clamp(16px,2.6vh,26px) clamp(20px,4vw,34px) clamp(12px,2vh,20px)}.masthead{display:flex;align-items:center;justify-content:space-between;gap:16px;flex:none}.main{display:grid;gap:clamp(26px,4.5vh,40px);padding:clamp(22px,4.5vh,44px) 0}@media(min-width:940px){.main{flex:1;min-height:0;align-items:center;grid-template-columns:minmax(0,1fr) minmax(0,30rem);gap:clamp(32px,5vw,72px);padding:clamp(8px,2vh,24px) 0}.intro,.main>.panel{max-height:100%;overflow-y:auto;scrollbar-width:thin}}.intro{min-width:0;display:grid;gap:clamp(20px,3.4vh,34px);align-content:center}.wordmark{display:inline-flex;align-items:center;gap:9px;font-size:.9375rem;font-weight:590;letter-spacing:-.012em;text-decoration:none;color:var(--ink)}.wordmark-glyph{display:grid;gap:3px;width:16px}.wordmark-glyph i{display:block;height:2px;border-radius:2px;background:currentColor;transition:width .26s var(--ease)}.wordmark-glyph i:nth-child(1){width:100%}.wordmark-glyph i:nth-child(2){width:58%;background:var(--accent)}.wordmark-glyph i:nth-child(3){width:80%}.wordmark:hover .wordmark-glyph i:nth-child(2){width:100%}.masthead-note{display:inline-flex;align-items:center;gap:7px;font-size:.8125rem;color:var(--ink-2)}.masthead-note:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px color-mix(in oklch,var(--success) 18%,transparent)}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;font-family:var(--font-mono);font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}.eyebrow span{width:18px;height:1px;background:var(--line-2)}.hero h1{margin:0 0 14px;font-size:clamp(1.875rem,3vw + .6vh,3rem);font-weight:600;line-height:1.1;letter-spacing:-.032em;text-wrap:balance}.hero h1 em{font-family:var(--font-serif);font-style:italic;font-weight:500;font-size:1.02em;letter-spacing:-.01em;color:var(--accent)}.hero p{margin:0;max-width:33rem;font-size:.9375rem;line-height:1.68;color:var(--ink-2);text-wrap:pretty}.hero p em{font-family:var(--font-mono);font-style:normal;font-size:.92em;color:var(--ink)}.hero-facts{display:flex;flex-wrap:wrap;gap:7px 20px;margin-top:clamp(14px,2.2vh,20px);font-size:.8125rem;color:var(--ink-2)}.hero-facts span{display:inline-flex;align-items:center;gap:8px}.hero-facts b{width:3px;height:3px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 2.5px var(--accent-quiet)}.panel{min-width:0;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);box-shadow:var(--shadow-md),var(--highlight);padding:clamp(16px,2.4vh,22px)}.field-row{display:grid;grid-template-columns:.76fr 1.24fr;gap:12px}@media(max-width:560px){.field-row{grid-template-columns:1fr}}.field{display:block;min-width:0}.field-label{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:8px;font-size:.75rem;font-weight:550;letter-spacing:.01em;color:var(--ink-2)}.field-label em{font-style:normal;font-weight:400;font-size:.6875rem;color:var(--ink-3)}.control{display:flex;align-items:center;min-width:0;border:1px solid var(--line-2);border-radius:var(--r);background:var(--bg-sunk);transition:border-color .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease)}.control:hover{border-color:color-mix(in oklch,var(--ink) 26%,transparent)}.control:focus-within{border-color:var(--accent);background:var(--surface);box-shadow:0 0 0 3.5px var(--accent-quiet)}.control.is-invalid{border-color:var(--danger)}.control.is-invalid:focus-within{box-shadow:0 0 0 3.5px var(--danger-quiet)}.control input{flex:1;min-width:0;padding:10px 12px;border:0;background:none;border-radius:inherit;outline:none}.control input::placeholder{color:var(--ink-3)}.control-suffix{flex:none;padding-right:12px;font-family:var(--font-mono);font-size:.78rem;color:var(--ink-3);white-space:nowrap}.control input.mono{font-family:var(--font-mono);letter-spacing:-.005em}.ghost-button{flex:none;margin-right:5px;padding:5px 9px;border:0;border-radius:var(--r-sm);background:none;font-size:.75rem;font-weight:500;color:var(--ink-3);transition:background .16s var(--ease),color .16s var(--ease)}.ghost-button:hover{background:var(--line);color:var(--ink)}.dropzone{position:relative;display:grid;place-items:center;gap:4px;margin-top:14px;padding:clamp(18px,3.6vh,32px) 20px;border:1px dashed var(--line-2);border-radius:var(--r);background:var(--bg-sunk);text-align:center;transition:border-color .18s var(--ease),background .18s var(--ease)}.dropzone.is-over{border-color:var(--accent);border-style:solid;background:var(--accent-quiet)}.dropzone.is-invalid{border-color:var(--danger)}.dropzone-title{font-size:.9375rem;font-weight:550;letter-spacing:-.008em}.dropzone-hint{font-size:.8125rem;color:var(--ink-3)}.dropzone-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:clamp(10px,1.8vh,15px)}.chip{padding:7px 14px;border:1px solid var(--line-2);border-radius:999px;background:var(--surface);box-shadow:var(--shadow-sm);font-size:.8125rem;font-weight:500;transition:background .16s var(--ease),transform .14s var(--ease),border-color .16s var(--ease)}.chip:hover{background:var(--surface-2);border-color:color-mix(in oklch,var(--ink) 26%,transparent)}.chip:active{transform:scale(.97)}.dropzone-limit{margin-top:clamp(9px,1.7vh,14px);font-size:.75rem;color:var(--ink-3)}.payload{display:flex;align-items:center;gap:12px;margin-top:14px;padding:12px 13px;border:1px solid var(--line-2);border-radius:var(--r);background:var(--bg-sunk)}.payload.is-invalid{border-color:var(--danger)}.payload-badge{flex:none;display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--accent-quiet);color:var(--accent);font-family:var(--font-mono);font-size:.625rem;font-weight:600;letter-spacing:.04em}.payload-text{flex:1;min-width:0}.payload-text strong{display:block;font-size:.875rem;font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.payload-text span{font-size:.8125rem;color:var(--ink-3);font-variant-numeric:tabular-nums}.turnstile-slot{margin-top:14px;min-height:65px}.turnstile-slot:empty{display:none}.notice{display:flex;gap:9px;margin-top:14px;padding:11px 13px;border-radius:var(--r);font-size:.8125rem;line-height:1.55}.notice b{flex:none;display:grid;place-items:center;width:16px;height:16px;margin-top:1px;border-radius:50%;background:currentColor;color:var(--surface);font-size:.6875rem;font-weight:700}.notice.is-error{background:var(--danger-quiet);color:var(--danger)}.notice.is-error span{color:color-mix(in oklch,var(--danger) 72%,var(--ink))}.submit{display:flex;align-items:center;justify-content:center;gap:9px;width:100%;margin-top:14px;padding:13px 18px;border:0;border-radius:var(--r);background:var(--ink);color:var(--bg);font-size:.9375rem;font-weight:550;letter-spacing:-.006em;box-shadow:var(--shadow-sm);transition:opacity .16s var(--ease),transform .14s var(--ease)}.submit:hover:not(:disabled){opacity:.88}.submit:active:not(:disabled){transform:scale(.988)}.submit:disabled{opacity:.4;cursor:not-allowed}.spinner{width:13px;height:13px;border:1.5px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin .62s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress{margin-top:14px;display:grid;gap:8px}.progress-track{height:3px;border-radius:999px;background:var(--line-2);overflow:hidden}.progress-fill{height:100%;border-radius:inherit;background:var(--accent);transition:width .22s var(--ease)}.progress-label{display:flex;justify-content:space-between;font-size:.75rem;color:var(--ink-3);font-variant-numeric:tabular-nums}.result{display:grid;gap:14px}.result-head{display:flex;align-items:center;gap:10px}.result-tick{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--success);color:var(--bg);font-size:.75rem;font-weight:700}.result-head strong{font-size:.9375rem;font-weight:600;letter-spacing:-.01em}.result-row{display:grid;gap:8px;padding:14px;border:1px solid var(--line-2);border-radius:var(--r);background:var(--bg-sunk)}.result-row-label{font-family:var(--font-mono);font-size:.625rem;font-weight:500;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-3)}.result-row-body{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.result-link{flex:1;min-width:0;font-family:var(--font-mono);font-size:.9375rem;font-weight:500;color:var(--ink);text-decoration:none;overflow:hidden;text-overflow:ellipsis;transition:color .16s var(--ease)}.result-link:hover{color:var(--accent)}.secret{flex:1;min-width:0;margin:0;font-family:var(--font-mono);font-size:1.0625rem;font-weight:600;letter-spacing:.01em;color:var(--accent);user-select:all}.copy-button{flex:none;padding:6px 12px;border:1px solid var(--line-2);border-radius:var(--r-sm);background:var(--surface);font-size:.75rem;font-weight:500;transition:background .16s var(--ease),border-color .16s var(--ease)}.copy-button:hover{background:var(--surface-2);border-color:color-mix(in oklch,var(--ink) 26%,transparent)}.result-warning{margin:0;font-size:.8125rem;line-height:1.6;color:var(--ink-2)}.result-warning strong{color:var(--ink);font-weight:550}.result-again{justify-self:start;padding:0;border:0;background:none;font-size:.8125rem;font-weight:500;color:var(--ink-3);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line-2);transition:color .16s var(--ease)}.result-again:hover{color:var(--ink)}.how{display:grid;gap:10px}.steps{display:grid}.step{display:flex;gap:14px;padding:clamp(10px,1.7vh,14px) 0;border-top:1px solid var(--line)}.step:last-child{border-bottom:1px solid var(--line)}.step-index{flex:none;width:1.5rem;padding-top:1px;font-family:var(--font-mono);font-size:.6875rem;font-weight:500;letter-spacing:.04em;color:var(--accent);font-variant-numeric:tabular-nums}.step-body{min-width:0}.step-body strong{display:block;font-size:.875rem;font-weight:550;letter-spacing:-.008em;margin-bottom:1px}.step-body p{margin:0;font-size:.8125rem;line-height:1.6;color:var(--ink-2)}.step-body code{padding:1.5px 5px;border-radius:5px;background:var(--line);font-size:.82em;color:var(--ink)}.prompt{border:1px solid var(--line);border-radius:var(--r);background:color-mix(in oklch,var(--surface) 60%,transparent);overflow:hidden;transition:border-color .16s var(--ease)}.prompt:hover{border-color:var(--line-2)}.prompt summary{padding:12px 14px;font-size:.8125rem;font-weight:500;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--ink-2);transition:color .16s var(--ease)}.prompt summary:hover{color:var(--ink)}.prompt summary::-webkit-details-marker{display:none}.prompt summary:after{content:"+";font-family:var(--font-mono);font-size:.9375rem;color:var(--ink-3)}.prompt[open] summary:after{content:"−"}.prompt-body{padding:13px 14px 14px;border-top:1px solid var(--line)}.prompt-body.is-flush{padding:0 14px}.prompt-body.is-flush .step:last-child{border-bottom:0}.prompt-body p{margin:0 0 11px;padding:12px;border-radius:var(--r-sm);background:var(--bg-sunk);font-size:.8125rem;line-height:1.66;color:var(--ink-2)}.prompt-actions{display:flex;flex-wrap:wrap;gap:8px}.footer{display:flex;flex-wrap:wrap;gap:6px 16px;justify-content:space-between;flex:none;padding-top:clamp(10px,1.8vh,16px);border-top:1px solid var(--line);font-size:.75rem;color:var(--ink-3)}@media(max-width:600px){.shell{padding:12px 16px 8px}.main{gap:14px;padding:12px 0}.intro{gap:12px}.eyebrow{display:none}.hero h1{margin-bottom:8px;font-size:1.625rem}.hero p,.hero-facts{display:none}.dropzone{padding:14px 16px;gap:2px}.dropzone-actions{margin-top:10px}.dropzone-limit{margin-top:8px}.field-label{margin-bottom:5px}.field-row{gap:10px}.panel{padding:13px}.turnstile-slot{margin-top:12px}.submit{margin-top:12px;padding:12px 18px}}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}