@font-face { font-family: 'Geist'; src: url('vendor/fonts/Geist-Variable.woff2') format('woff2'); font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: 'Geist Mono'; src: url('vendor/fonts/GeistMono-Variable.woff2') format('woff2'); font-weight: 100 900; font-style: normal; font-display: swap; }
:root {
  --sans: 'Geist', system-ui, sans-serif; --mono: 'Geist Mono', ui-monospace, monospace;
  --panel-w: 396px; --gap: 20px; --pad: 28px; --chip-w: 58px; --control: 34px;
  --white: #FCFCFC; --black: #151515; --primary: #0A89FF; --error: #FF5620;
  --chip: var(--white); --chip-text: var(--black); --accent: var(--primary);
  --tile-shadow: 0 1px 2px rgba(0,0,0,.18), 0 0 0 .5px rgba(0,0,0,.08);
  --spring: cubic-bezier(.34, 1.4, .64, 1); --ease: cubic-bezier(.2, .8, .2, 1);
}
body[data-tone="dark"] {
  --text: var(--white); --muted: rgba(252,252,252,.74); --faint: rgba(252,252,252,.54);
  --glass: rgba(18,18,20,.56); --glass-strong: rgba(18,18,20,.72); --line: rgba(252,252,252,.12);
  --track: rgba(252,252,252,.12); --track-hover: rgba(252,252,252,.2);
  --button: rgba(252,252,252,.12); --button-hover: rgba(252,252,252,.2);
  --shadow: 0 24px 64px rgba(0,0,0,.35); --cta: var(--white); --cta-text: var(--black); --menu: rgba(21,21,21,.97);
  --logo-bg: var(--black); --logo-text: var(--white);
}
body[data-tone="light"] {
  --text: var(--black); --muted: rgba(21,21,21,.68); --faint: rgba(21,21,21,.5);
  --glass: rgba(252,252,252,.8); --glass-strong: rgba(252,252,252,.9); --line: rgba(21,21,21,.08);
  --track: rgba(21,21,21,.06); --track-hover: rgba(21,21,21,.11);
  --button: rgba(21,21,21,.06); --button-hover: rgba(21,21,21,.11);
  --shadow: 0 24px 64px rgba(16,24,40,.18); --cta: var(--black); --cta-text: var(--white); --menu: rgba(252,252,252,.98);
  --logo-bg: #EDEDED; --logo-text: var(--black);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 14px/1.4 var(--sans); letter-spacing: -.01em; color: var(--text); background: var(--black); overflow: hidden; -webkit-font-smoothing: antialiased; }
button { font: inherit; letter-spacing: inherit; color: inherit; border: 0; border-radius: 0; background: none; cursor: pointer; padding: 0; }
button:disabled { opacity: .3; cursor: default; }
input, select, textarea { border: 0; border-radius: 0; outline: none; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
input:focus-visible, select:focus-visible, textarea:focus-visible { box-shadow: inset 0 -2px 0 var(--accent); }
.icon { display: block; width: 18px; height: 18px; flex: none; }
.glass { background: var(--glass); color: var(--text); -webkit-backdrop-filter: blur(28px) saturate(150%); backdrop-filter: blur(28px) saturate(150%); box-shadow: var(--shadow), inset 0 0 0 1px var(--line); }
.topbar { position: fixed; top: 20px; left: 20px; z-index: 4; display: flex; align-items: center; padding: 10px 14px; background: var(--logo-bg); color: var(--logo-text); text-decoration: none; }
.wordmark { display: block; height: 19px; aspect-ratio: var(--ratio); background: currentColor; -webkit-mask: var(--mark) center / contain no-repeat; mask: var(--mark) center / contain no-repeat; }
.panel { position: fixed; top: var(--gap); right: var(--gap); bottom: var(--gap); width: var(--panel-w); z-index: 5; display: flex; flex-direction: column; overflow: hidden; }
.panel-head { padding: 26px var(--pad) 12px; }
.eyebrow { font: 10.5px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
h1 { margin: 16px 0 8px; font-weight: 500; font-size: 40px; line-height: 1; letter-spacing: -.04em; overflow-wrap: anywhere; }
.panel-scroll { flex: 1; min-height: 0; overflow-y: auto; padding: 8px var(--pad) 28px; scrollbar-width: thin; scrollbar-color: var(--faint) transparent; }
.sec { padding-bottom: 8px; }
.sec + .sec { border-top: 1px solid var(--line); }
.sec-head { display: block; padding: 24px 0 14px; font-size: 11.5px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.sec-body { display: grid; gap: 8px; padding-bottom: 6px; }
.ctl { display: grid; grid-template-columns: 116px minmax(0, 1fr); align-items: center; gap: 16px; min-height: var(--control); }
.ctl > label, .ctl > .label { font-size: 14px; }
.slider { position: relative; height: var(--control); --p: 0; }
.slider input[type=range] { -webkit-appearance: none; appearance: none; display: block; width: 100%; height: var(--control); margin: 0; background: transparent; cursor: grab; }
.slider input[type=range]:active { cursor: grabbing; }
.slider input[type=range]:focus-visible { box-shadow: none; }
.slider input[type=range]::-webkit-slider-runnable-track { height: var(--control); background: linear-gradient(90deg, var(--track-hover) 0 calc(var(--p) * 100%), var(--track) 0); }
.slider:hover input[type=range]::-webkit-slider-runnable-track { background: var(--track-hover); }
.slider input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: var(--chip-w); height: var(--control); background: var(--chip); box-shadow: 0 1px 3px rgba(0,0,0,.22); }
.slider input[type=range]:focus-visible::-webkit-slider-thumb { box-shadow: 0 1px 3px rgba(0,0,0,.22), inset 0 -2px 0 var(--accent); }
.slider input[type=range]::-moz-range-track { height: var(--control); background: var(--track); }
.slider input[type=range]::-moz-range-progress { height: var(--control); background: var(--track-hover); }
.slider input[type=range]::-moz-range-thumb { width: var(--chip-w); height: var(--control); border: 0; border-radius: 0; background: var(--chip); box-shadow: 0 1px 3px rgba(0,0,0,.22); }
.slider .chip { position: absolute; top: 0; left: calc(var(--p) * (100% - var(--chip-w))); width: var(--chip-w); height: var(--control); display: grid; place-items: center; font: 600 12.5px/1 var(--sans); font-variant-numeric: tabular-nums; color: var(--chip-text); pointer-events: none; }
.segmented { position: relative; display: flex; gap: 2px; padding: 2px; background: var(--track); }
.segmented button { flex: 1 1 auto; min-width: 0; height: calc(var(--control) - 4px); padding: 0 6px; font-size: 13px; font-weight: 500; color: var(--muted); white-space: nowrap; transition: color .25s var(--ease), background .25s var(--ease); }
.segmented button:hover { color: var(--text); }
.segmented button[aria-checked="true"] { color: var(--chip-text); background: var(--chip); box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.text-field { width: 100%; height: var(--control); padding: 0 11px; background: var(--track); color: var(--text); font: inherit; font-size: 14px; font-weight: 500; transition: background .2s var(--ease); }
.text-field:hover { background: var(--track-hover); }
.text-field::placeholder { color: var(--faint); font-weight: 400; }
.note { font-size: 12px; color: var(--faint); margin: 0; }
.panel-foot { padding: 16px var(--pad) 22px; box-shadow: inset 0 1px 0 var(--line); }
.bar { display: flex; gap: 6px; align-items: center; }
.cta { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; height: 44px; background: var(--cta); color: var(--cta-text); font-weight: 500; font-size: 15px; letter-spacing: -.02em; transition: background .25s var(--ease), color .25s var(--ease); }
.cta:hover:not(:disabled) { background: var(--primary); color: var(--white); }
.cta .icon { width: 17px; height: 17px; }
.chip-button { display: flex; align-items: center; justify-content: center; gap: 8px; height: var(--control); padding: 0 14px; background: var(--button); font-size: 13.5px; font-weight: 500; transition: background .2s var(--ease); }
.chip-button:hover:not(:disabled) { background: var(--button-hover); }
.chip-button .icon { width: 16px; height: 16px; }
.toast { position: fixed; left: 50%; bottom: 28px; translate: -50% 0; max-width: min(520px, calc(100vw - 32px)); z-index: 6; background: var(--black); color: var(--white); padding: 12px 16px; font-size: 13.5px; font-weight: 500; opacity: 0; pointer-events: none; transition: opacity .25s var(--ease); }
.toast.show { opacity: 1; }
.toast.error { background: var(--error); }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: 0s !important; animation-duration: 0s !important; } }
@media (max-width: 820px) {
  :root { --gap: 10px; --pad: 18px; }
  .panel { top: auto; left: var(--gap); right: var(--gap); width: auto; height: 52vh; }
  .panel-head { padding: 14px var(--pad) 2px; }
  .panel-foot { padding: 10px var(--pad) 14px; }
  h1 { font-size: 26px; margin: 6px 0 4px; }
  .topbar { top: 12px; left: 12px; }
}