@font-face { font-family: 'Onest'; font-weight: 400; font-display: swap; src: url('fonts/onest-latin-400-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Onest'; font-weight: 500; font-display: swap; src: url('fonts/onest-latin-500-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Onest'; font-weight: 600; font-display: swap; src: url('fonts/onest-latin-600-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Onest'; font-weight: 700; font-display: swap; src: url('fonts/onest-latin-700-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Onest'; font-weight: 400; font-display: swap; src: url('fonts/onest-cyrillic-400-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Onest'; font-weight: 500; font-display: swap; src: url('fonts/onest-cyrillic-500-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Onest'; font-weight: 600; font-display: swap; src: url('fonts/onest-cyrillic-600-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Onest'; font-weight: 700; font-display: swap; src: url('fonts/onest-cyrillic-700-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Unbounded'; font-weight: 400; font-display: swap; src: url('fonts/unbounded-latin-400-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Unbounded'; font-weight: 500; font-display: swap; src: url('fonts/unbounded-latin-500-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Unbounded'; font-weight: 700; font-display: swap; src: url('fonts/unbounded-latin-700-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Unbounded'; font-weight: 400; font-display: swap; src: url('fonts/unbounded-cyrillic-400-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Unbounded'; font-weight: 500; font-display: swap; src: url('fonts/unbounded-cyrillic-500-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Unbounded'; font-weight: 700; font-display: swap; src: url('fonts/unbounded-cyrillic-700-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Fira Code'; font-weight: 400; font-display: swap; src: url('fonts/fira-code-latin-400-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Fira Code'; font-weight: 500 700; font-display: swap; src: url('fonts/fira-code-latin-500-normal.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Fira Code'; font-weight: 400; font-display: swap; src: url('fonts/fira-code-cyrillic-400-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Fira Code'; font-weight: 500 700; font-display: swap; src: url('fonts/fira-code-cyrillic-500-normal.woff2') format('woff2'); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
:root {
  --font-sans: 'Onest', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;


  --font-display: 'Unbounded', 'Onest', system-ui, sans-serif;
  --font-mono: 'Fira Code', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;



  --r-lg: 6px;
  --r: 4px;
  --r-sm: 3px;

  --bg-base: oklch(97.1% 0.007 277);
  --bg-surface: oklch(100% 0 0);


  --qr-dark: oklch(15% 0 0);
  --qr-light: oklch(100% 0 0);
  --bg-inset: oklch(97.8% 0.006 277);
    --border: oklch(86% 0.02 274);
  --border-strong: oklch(76% 0.034 273);
  --fg: oklch(17.9% 0.033 274);
  --fg-muted: oklch(45% 0.038 274);
  --fg-subtle: oklch(52% 0.035 274);



  --accent: oklch(48.7% 0.29 268);
      --danger: oklch(53% 0.19 27);
  


  --accent-fg: oklch(42.7% 0.253 268);
    --danger-fg: oklch(45% 0.17 27);
  

              --on-accent: oklch(100% 0 0);

    

                        
  --shadow-pop: 0 12px 32px oklch(30% 0.03 255 / 0.16);
  


  --tint-weak: 8%;
      --edge: 35%;




  --accent-2: oklch(52.9% 0.261 293);
  --accent-3: oklch(66.4% 0.118 219);
  --grad: linear-gradient(135deg, var(--accent-3), var(--accent) 55%, var(--accent-2));
  --glow: oklch(48.7% 0.29 268 / 0.35);
  --hl: oklch(100% 0 0 / 0.9);
  --shadow-deep: oklch(30% 0.05 270 / 0.18);
  --glass: oklch(100% 0 0 / 0.72);
  --orb-a: oklch(48.7% 0.29 268 / 0.10);
  --orb-b: oklch(52.9% 0.261 293 / 0.08);
  --orb-c: oklch(79.5% 0.135 213 / 0.10);

  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
:root:not([data-theme="light"]) {
    --bg-base: oklch(15.6% 0.017 273);
    --bg-surface: oklch(19% 0.025 273);
    --bg-inset: oklch(17.5% 0.022 273);
        --border: oklch(33% 0.04 274);
    --border-strong: oklch(44% 0.06 275);
    --fg: oklch(94.1% 0.012 276);
    --fg-muted: oklch(76% 0.03 275);
    --fg-subtle: oklch(66% 0.038 275);

    --accent: oklch(55% 0.27 268);
            --danger: oklch(68% 0.18 25);
    
    --accent-fg: oklch(74% 0.15 278);
        --danger-fg: oklch(81% 0.11 22);
                                --on-accent: oklch(100% 0 0);
        
                    
    --shadow-pop: 0 12px 32px oklch(0% 0 0 / 0.45);
    
    --tint-weak: 12%;
            --edge: 42%;

    --accent-2: oklch(57.4% 0.263 295);
    --accent-3: oklch(79.5% 0.135 213);
    --glow: oklch(55% 0.27 268 / 0.55);
    --hl: oklch(100% 0 0 / 0.07);
    --shadow-deep: oklch(0% 0 0 / 0.6);
    --glass: oklch(19% 0.025 273 / 0.62);
    --orb-a: oklch(48.7% 0.29 268 / 0.30);
    --orb-b: oklch(57.4% 0.263 295 / 0.22);
    --orb-c: oklch(79.5% 0.135 213 / 0.10);

    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
    --bg-base: oklch(15.6% 0.017 273);
    --bg-surface: oklch(19% 0.025 273);
    --bg-inset: oklch(17.5% 0.022 273);
        --border: oklch(33% 0.04 274);
    --border-strong: oklch(44% 0.06 275);
    --fg: oklch(94.1% 0.012 276);
    --fg-muted: oklch(76% 0.03 275);
    --fg-subtle: oklch(66% 0.038 275);

    --accent: oklch(55% 0.27 268);
            --danger: oklch(68% 0.18 25);
    
    --accent-fg: oklch(74% 0.15 278);
        --danger-fg: oklch(81% 0.11 22);
                                --on-accent: oklch(100% 0 0);
        
                    
    --shadow-pop: 0 12px 32px oklch(0% 0 0 / 0.45);
    
    --tint-weak: 12%;
            --edge: 42%;

    --accent-2: oklch(57.4% 0.263 295);
    --accent-3: oklch(79.5% 0.135 213);
    --glow: oklch(55% 0.27 268 / 0.55);
    --hl: oklch(100% 0 0 / 0.07);
    --shadow-deep: oklch(0% 0 0 / 0.6);
    --glass: oklch(19% 0.025 273 / 0.62);
    --orb-a: oklch(48.7% 0.29 268 / 0.30);
    --orb-b: oklch(57.4% 0.263 295 / 0.22);
    --orb-c: oklch(79.5% 0.135 213 / 0.10);

    color-scheme: dark;
  }
@supports not (color: color-mix(in srgb, red 50%, transparent)) {
:root { --tint-weak: 100%; --edge: 100%; }
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg-base);
  color: var(--fg);
  font: 14px/1.5 var(--font-sans);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
.brand { display: flex; align-items: center; gap: 11px; color: inherit; text-decoration: none; }
.brand-mark {
  width: 36px; height: 36px; border-radius: var(--r);
  display: grid; place-items: center;
  background: var(--fg);
  font-weight: 700; font-size: 16px; color: var(--bg-surface);
  flex-shrink: 0;
}
.brand-name { font-size: 15px; font-weight: 600; }
.brand-sub { font-size: 11px; color: var(--fg-subtle); }
.panel {
  position: relative;
  width: 100%; max-width: 360px;
  display: flex; flex-direction: column; gap: 16px;
  padding: 26px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-pop);
}
.panel-wide { max-width: 440px; }
.code-input { font-family: var(--font-mono); font-size: 20px; letter-spacing: 0.3em; text-align: center; }
.setup-steps { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 12px;
  font-size: 13px; line-height: 1.5; color: var(--fg-muted); }
.qr-box { margin: 10px 0; width: 208px; max-width: 100%; border-radius: var(--r); overflow: hidden;
  border: 1px solid var(--border); }
.qr { display: block; width: 100%; height: auto; }
.qr-light { fill: var(--qr-light); }
.qr-dark { fill: var(--qr-dark); }
.setup-key { display: block; margin-top: 6px; padding: 8px 10px; border-radius: var(--r-sm);
  background: var(--bg-inset); border: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.04em; color: var(--fg);
  word-break: break-all; user-select: all; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 11px; color: var(--fg-subtle); letter-spacing: 0.04em; }
.field input {
  height: 38px; padding: 0 12px;
  background: var(--bg-inset);
  border: 1px solid var(--border-strong);
  border-radius: var(--r);
  color: var(--fg); font: inherit;
  outline: none;
  transition: border-color 0.12s;
}
.field input:focus { border-color: var(--accent); }
button[type="submit"] {
  height: 40px;
  border: 0; border-radius: var(--r);
  background: var(--accent); color: var(--on-accent);
  font: inherit; font-weight: 600;
  cursor: pointer;
  transition: filter 0.12s;
}
button[type="submit"]:hover { filter: brightness(1.12); }
button[type="submit"]:active { filter: brightness(0.94); }
.alert {
  padding: 10px 12px;
  border-radius: var(--r);
  font-size: 12.5px;
  background: color-mix(in srgb, var(--danger) var(--tint-weak), transparent);
  border: 1px solid color-mix(in srgb, var(--danger) var(--edge), transparent);
  color: var(--danger-fg);
}
.alert a { color: inherit; }
.note { margin: 0; font-size: 11.5px; color: var(--fg-subtle); text-align: center; }
.showcase-form .note a { display: inline-block; padding: 13px 6px; margin: -13px -6px; }
a { color: var(--accent); }
input[type="radio"] { accent-color: var(--accent); width: 15px; height: 15px; }
@media (prefers-reduced-motion: reduce) {
*, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
a:focus-visible, button:focus-visible, select:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}
.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  padding: 9px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--accent);
  border-radius: var(--r);
  color: var(--fg); text-decoration: none; font-size: 13px;
  transition: top 0.12s;
}
.skip-link:focus { top: 12px; }
body {
  background:
    radial-gradient(60% 45% at 8% 0%, var(--orb-a), transparent 70%),
    radial-gradient(45% 40% at 100% 100%, var(--orb-b), transparent 70%),
    radial-gradient(35% 30% at 72% 12%, var(--orb-c), transparent 70%),
    var(--bg-base);
  background-attachment: fixed;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(to right, var(--border) 1px, transparent 1px);
  background-size: 25% 100%; background-position: 24px 0;
  opacity: 0.35;
}
.panel {
  background: var(--bg-surface);
  border-color: var(--border-strong);
  box-shadow: inset 0 1px 0 var(--hl), 0 18px 40px -22px var(--shadow-deep);
}
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
.panel {
    background: var(--glass);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  }
}
.brand-mark {
  background: var(--grad); color: var(--on-accent);
  font-family: var(--font-display); font-weight: 700;
  box-shadow: 0 8px 22px -6px var(--glow);
}
.brand-name { font-family: var(--font-display); font-weight: 500; letter-spacing: 0.04em; }
.field > span { font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; }
.field input {
  background: transparent; border: 0; border-bottom: 1px solid var(--border-strong);
  border-radius: 0; padding: 0 2px;
}
.field input:focus { border-bottom: 1px solid transparent; border-image: var(--grad) 1; }
th { font-size: 10.5px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-muted); }
:focus-visible { outline: 2px solid var(--accent-fg); outline-offset: 2px; }
.intro-eyebrow {
  font-size: 11px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--fg-muted); margin-bottom: 12px;
}
.intro-text { display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 14px; }
.intro-rail { position: relative; width: 12px; }
.intro-node {
  position: absolute; top: 3px; left: 1px; width: 10px; height: 10px;
  background: var(--grad); box-shadow: 0 0 12px var(--glow);
}
.intro-wire {
  position: absolute; top: 13px; bottom: 18px; left: 5.5px; width: 1px;
  background: linear-gradient(var(--accent), transparent); transform-origin: top;
}
.intro-title { position: relative; display: inline-block; padding-bottom: 12px; }
.intro-title::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--grad); box-shadow: 0 0 14px var(--glow);
}
@supports ((background-clip: text) or (-webkit-background-clip: text)) {
.intro-title {
    background: linear-gradient(100deg, var(--fg) 0 40%, var(--accent-3) 47%, var(--accent) 50%,
                var(--accent-2) 53%, var(--fg) 60% 100%);
    background-size: 300% 100%; background-position: 0 0;
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
}
@media (prefers-reduced-motion: no-preference) {
.intro-node { animation: intro-pop 0.4s ease-out both; }
.intro-wire { animation: intro-grow 0.6s ease-out 0.3s both; }
.intro-eyebrow { animation: intro-rise 0.6s cubic-bezier(.2,.7,.2,1) 0.35s both; }
.intro-title { animation: intro-rise 0.7s cubic-bezier(.2,.7,.2,1) 0.45s both,
                            intro-sweep 0.9s cubic-bezier(.4,0,.2,1) 1.1s both; }
.intro-title::after { animation: intro-draw 0.9s cubic-bezier(.4,0,.2,1) 1.1s both; }
}
@keyframes intro-pop { from { transform: scale(0); } to { transform: scale(1); } }
@keyframes intro-grow { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes intro-rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes intro-sweep { from { background-position: 100% 0; } to { background-position: 0 0; } }
@keyframes intro-draw { from { right: 100%; } to { right: 0; } }
.showcase {
  min-height: 100%; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
}
.showcase-art {
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between; gap: 32px;
  padding: 40px clamp(20px, 4vw, 56px);
  border-right: 1px solid var(--border);
}
.showcase-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.showcase-title {
  margin: 0;
  font: 500 clamp(34px, 5.4vw, 72px)/1.02 var(--font-display); letter-spacing: 0.02em;
}
.showcase-lead { margin: 16px 0 0; max-width: 38ch; color: var(--fg-muted); }
.showcase-form { display: grid; place-items: center; padding: 32px 16px; }
@media (max-width: 860px) {
.showcase { grid-template-columns: 1fr; }
.showcase-art { min-height: 260px; border-right: 0; border-bottom: 1px solid var(--border); padding-block: 28px; }
}
.field input:focus-visible { outline: none; }
@property --spot { syntax: "<percentage>"; inherits: false; initial-value: 0%; }
@property --edge { syntax: "<percentage>"; inherits: false; initial-value: 100%; }