/* Self-hosted under the SIL Open Font License. The fallback faces are tuned to Manrope's width, which limits layout shift. */
@font-face { font-family: "Manrope"; src: url("/assets/fonts/manrope.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/assets/fonts/jetbrains-mono.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }
@font-face { font-family: "Manrope Fallback"; src: local("Arial"); size-adjust: 103%; ascent-override: 92%; descent-override: 26%; line-gap-override: 0%; }

/* VELORA "Signal": the single source of design decisions. */
:root {
  color-scheme: dark;

  --color-background: #05070d;
  --color-background-secondary: #090c15;
  --color-surface: #0d121e;
  --color-surface-elevated: #121828;
  --color-surface-raised: #182033;
  --color-accent-violet: #8d7dff;
  --color-accent-blue: #5a8bff;
  --color-accent-cyan: #52dcea;
  --color-accent-soft: #b4c2ff;
  --color-text-primary: #f4f7fe;
  --color-text-secondary: #aab4c8;
  --color-text-muted: #8591a8;
  --color-line: rgba(160, 180, 230, 0.14);
  --color-line-strong: rgba(170, 190, 240, 0.3);
  --color-positive: #5fe0b0;
  --color-negative: #ff9db0;
  --color-warning: #f6cf6c;

  --font-sans: "Manrope", "Manrope Fallback", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  --text-2xs: 0.6875rem;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: clamp(1.0625rem, 1rem + 0.3vw, 1.25rem);
  --text-xl: clamp(1.375rem, 1.2rem + 0.8vw, 1.75rem);
  --text-2xl: clamp(2rem, 1.5rem + 2.1vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1.7rem + 3.6vw, 4.5rem);
  --text-hero: clamp(3rem, 1.4rem + 6.4vw, 7rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-section: clamp(4.5rem, 3rem + 7vw, 9.5rem);
  --gutter: clamp(1rem, 0.4rem + 2.6vw, 3rem);
  --content: 78rem;
  --narrow: 44rem;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --radius-full: 999px;

  --shadow-panel: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 24px 60px -36px rgba(0, 0, 0, 0.95);
  --shadow-float: 0 1px 0 rgba(255, 255, 255, 0.06) inset, 0 50px 110px -48px rgba(45, 70, 190, 0.6);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 150ms;
  --duration-base: 260ms;
  --duration-slow: 760ms;

  --sidebar: 15rem;
  --z-nav: 50;
  --z-modal: 80;
  --z-toast: 90;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; hanging-punctuation: first last; }
body, h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
img, svg { display: block; max-width: 100%; }
input, button, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

body { font-family: var(--font-sans); font-size: var(--text-md); line-height: 1.62; color: var(--color-text-secondary); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
h1, h2, h3, h4 { color: var(--color-text-primary); font-weight: 500; text-wrap: balance; letter-spacing: -0.025em; }
.display { font-weight: 400; letter-spacing: -0.045em; line-height: 1.02; }
.heading-1 { font-size: var(--text-3xl); }
.heading-2 { font-size: var(--text-2xl); line-height: 1.08; }
.heading-3 { font-size: var(--text-xl); line-height: 1.2; }
.heading-4 { font-size: var(--text-lg); line-height: 1.3; }
.label { font-family: var(--font-mono); font-size: var(--text-2xs); font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); }
.eyebrow { display: inline-flex; align-items: center; gap: var(--space-3); font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent-soft); }
.eyebrow::before { content: ""; width: 1.5rem; height: 1px; background: var(--gradient-signal); }
.lede { font-size: var(--text-lg); max-width: 38rem; text-wrap: pretty; }
.numeric { font-family: var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.muted { color: var(--color-text-muted); }
.prose { max-width: var(--narrow); }
.prose h2 { font-size: var(--text-lg); font-weight: 600; margin-top: var(--space-7); margin-bottom: var(--space-3); }
.prose p, .prose ul { margin-bottom: var(--space-4); }
.prose ul { padding-left: 1.25rem; }
.prose li { margin-bottom: var(--space-2); }
.prose a, .text-link { color: var(--color-accent-soft); text-decoration: underline; text-decoration-color: var(--color-line-strong); text-underline-offset: 0.2em; transition: text-decoration-color var(--duration-fast); }
.prose a:hover, .text-link:hover { text-decoration-color: currentColor; }
code { font-family: var(--font-mono); font-size: 0.92em; }

@view-transition { navigation: auto; }
html { background: var(--color-background); scroll-behavior: smooth; scrollbar-color: var(--color-surface-raised) var(--color-background); }
body { min-height: 100dvh; display: flex; flex-direction: column; overflow-x: clip; background: var(--color-background); }
main { flex: 1; min-width: 0; }
::selection { background: var(--color-accent-blue); color: #05070d; }
:focus-visible { outline: 2px solid var(--color-accent-cyan); outline-offset: 2px; border-radius: var(--radius-sm); }
.skip-link { position: absolute; left: var(--space-4); top: -4rem; z-index: 100; padding: var(--space-3) var(--space-4); background: var(--color-surface-raised); color: var(--color-text-primary); border-radius: var(--radius-md); transition: top var(--duration-fast); }
.skip-link:focus { top: var(--space-4); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
[hidden] { display: none !important; }

.container { width: min(100% - 2 * var(--gutter), var(--content)); margin-inline: auto; }
.section { position: relative; padding-block: var(--space-section); }
.section-head { display: grid; gap: var(--space-4); margin-bottom: var(--space-7); max-width: 44rem; }
.page-head { position: relative; padding-top: clamp(8rem, 6rem + 7vw, 12rem); padding-bottom: var(--space-7); }
.page-head .display { margin-top: var(--space-4); }
.page-head .lede { margin-top: var(--space-5); }
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: center; }
.stack { display: grid; gap: var(--space-4); align-content: start; }
.cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.rule { height: 1px; border: 0; background: var(--color-line); }

.atmosphere { position: fixed; inset: 0; z-index: -2; pointer-events: none; background: radial-gradient(60rem 34rem at 82% -10%, rgba(74, 92, 240, 0.2), transparent 64%), radial-gradient(46rem 30rem at -6% 8%, rgba(120, 90, 255, 0.13), transparent 66%), var(--color-background); }
.grid-lines { position: absolute; inset: 0; z-index: -1; pointer-events: none; background-image: linear-gradient(var(--color-line) 1px, transparent 1px), linear-gradient(90deg, var(--color-line) 1px, transparent 1px); background-size: 84px 84px; opacity: 0.45; mask-image: radial-gradient(70% 62% at 60% 30%, #000, transparent); }
main { position: relative; isolation: isolate; }
.bg-wash::before { content: ""; position: absolute; inset: -14rem 0; z-index: -1; pointer-events: none; background: radial-gradient(52% 42% at 70% 50%, rgba(70, 100, 240, 0.11), transparent 72%); }
.bg-wash-left::before { content: ""; position: absolute; inset: -14rem 0; z-index: -1; pointer-events: none; background: radial-gradient(44% 38% at 18% 50%, rgba(130, 100, 255, 0.1), transparent 72%); }

:root {
  --gradient-signal: linear-gradient(90deg, #8d7dff, #5a8bff 55%, #52dcea);
  --gradient-primary: linear-gradient(120deg, #5a4ff0 0%, #4a58ee 55%, #3a68e4 100%);
  --gradient-text: linear-gradient(95deg, #f4f7fe 8%, #b4c2ff 55%, #7ce3ee 100%);
  --gradient-panel: linear-gradient(180deg, rgba(24, 32, 51, 0.72), rgba(13, 18, 30, 0.82));
}
.text-gradient { background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* The signature: one thin trace along a panel's top edge. Reserved for primary surfaces. */
.signal { position: relative; }
.signal::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: var(--gradient-signal); opacity: 0.85; }
.glass { background: rgba(10, 14, 24, 0.68); backdrop-filter: blur(16px) saturate(135%); }
.field-lines { position: absolute; z-index: -1; pointer-events: none; }
.field-lines path { fill: none; stroke: url(#field); stroke-width: 1; }

.site-nav { position: fixed; inset: 0 0 auto; z-index: var(--z-nav); border-bottom: 1px solid transparent; transition: background var(--duration-base), border-color var(--duration-base); view-transition-name: site-nav; }
.site-nav.is-scrolled { background: rgba(5, 7, 13, 0.74); backdrop-filter: blur(18px) saturate(140%); border-bottom-color: var(--color-line); }
.nav-bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); min-height: 4.25rem; }
.logo { height: 1.5rem; width: auto; color: var(--color-text-primary); }
.nav-links { display: flex; gap: var(--space-1); }
.nav-links a { padding: 0.5rem 0.75rem; color: var(--color-text-secondary); font-size: var(--text-sm); font-weight: 500; border-radius: var(--radius-md); transition: color var(--duration-fast); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--color-text-primary); }
.nav-links a[aria-current="page"] { box-shadow: inset 0 -1px 0 var(--color-accent-blue); border-radius: 0; }
.nav-actions { display: flex; align-items: center; gap: var(--space-2); }
.nav-toggle { display: none; width: 2.75rem; height: 2.75rem; place-items: center; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { display: block; width: 1.125rem; height: 1.5px; background: var(--color-text-primary); transition: transform var(--duration-base) var(--ease-out), background var(--duration-fast); }
.nav-toggle span { position: relative; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; }
.nav-toggle span::before { transform: translateY(-5.5px); }
.nav-toggle span::after { transform: translateY(5.5px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: rotate(-45deg); }
.mobile-menu { position: fixed; inset: 0; z-index: -1; padding: 6rem var(--gutter) var(--space-7); display: grid; align-content: start; gap: var(--space-1); background: var(--color-background); opacity: 0; visibility: hidden; transition: opacity var(--duration-base), visibility var(--duration-base); }
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu a:not(.button) { font-size: var(--text-xl); font-weight: 500; letter-spacing: -0.03em; color: var(--color-text-primary); padding: var(--space-3) 0; border-bottom: 1px solid var(--color-line); }
.mobile-menu a[aria-current="page"] { color: var(--color-accent-soft); }
.mobile-menu .button { margin-top: var(--space-3); }

.button { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); min-height: 2.75rem; padding: 0.5rem 1.125rem; border-radius: var(--radius-md); font-size: var(--text-sm); font-weight: 600; letter-spacing: -0.01em; white-space: nowrap; transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast), transform var(--duration-fast) var(--ease-out), filter var(--duration-fast); }
.button:active { transform: translateY(1px); }
.button-primary { color: #fff; background: var(--gradient-primary); box-shadow: 0 1px 0 rgba(255, 255, 255, 0.22) inset; }
.button-primary:hover { filter: brightness(1.12); }
.button-ghost { color: var(--color-text-primary); border: 1px solid var(--color-line-strong); }
.button-ghost:hover { background: rgba(120, 150, 240, 0.1); }
.button-quiet { color: var(--color-text-secondary); }
.button-quiet:hover { color: var(--color-text-primary); }
.button-danger { color: #fff; background: #a3213f; }
.button-danger:hover { background: #bd2a4c; }
.button:disabled { opacity: 0.45; cursor: not-allowed; }
.button-large { min-height: 3.125rem; padding-inline: 1.5rem; font-size: var(--text-md); }
.button-small { min-height: 2.75rem; padding-inline: 0.75rem; font-size: var(--text-xs); }
.arrow { transition: transform var(--duration-base) var(--ease-out); }
.button:hover .arrow { transform: translateX(3px); }

.panel, .card { position: relative; padding: var(--space-5); border-radius: var(--radius-lg); border: 1px solid var(--color-line); background: var(--gradient-panel); box-shadow: var(--shadow-panel); }
.card p, .panel p { font-size: var(--text-sm); }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-4); min-height: 2.75rem; }
.panel-head h2 { font-size: var(--text-md); font-weight: 600; letter-spacing: -0.015em; }
.chip { display: inline-flex; align-items: center; gap: var(--space-2); padding: 0.125rem 0.5rem; border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: var(--text-2xs); font-weight: 500; letter-spacing: 0.04em; color: var(--color-accent-soft); border: 1px solid var(--color-line-strong); white-space: nowrap; }
.chip-demo { color: var(--color-warning); border-color: rgba(246, 207, 108, 0.42); }
.chip-good { color: var(--color-positive); border-color: rgba(95, 224, 176, 0.36); }
.chip-warn { color: var(--color-warning); border-color: rgba(246, 207, 108, 0.42); }
.chip-bad { color: var(--color-negative); border-color: rgba(255, 157, 176, 0.42); }
.chip-off { color: var(--color-text-muted); border-color: var(--color-line); }
.notice { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); font-size: var(--text-sm); background: rgba(90, 139, 255, 0.1); border: 1px solid var(--color-line-strong); color: var(--color-text-primary); }
.notice-error { background: rgba(163, 33, 63, 0.2); border-color: rgba(255, 157, 176, 0.36); }
.empty { display: grid; gap: var(--space-2); justify-items: start; padding: var(--space-5) 0; }
.empty strong { color: var(--color-text-primary); font-weight: 600; }
.empty p { max-width: 34rem; }
.feature-group { padding-block: var(--space-6); border-top: 1px solid var(--color-line); display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: var(--space-6); }
.feature-items { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: var(--space-5) var(--space-6); }
.feature-items h3 { font-size: var(--text-md); font-weight: 600; margin-bottom: var(--space-1); }
.feature-items p { font-size: var(--text-sm); }
.spec { display: flex; justify-content: space-between; gap: var(--space-4); padding: var(--space-3) 0; border-bottom: 1px solid var(--color-line); font-size: var(--text-sm); }
.spec:last-child { border-bottom: 0; }
.spec dt { color: var(--color-text-muted); }
.spec dd { margin: 0; color: var(--color-text-primary); text-align: right; }
.tick-list { list-style: none; padding: 0; display: grid; gap: var(--space-3); }
.tick-list li { position: relative; padding-left: 1.25rem; }
.tick-list li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 0.5rem; height: 1px; background: var(--color-accent-cyan); }

.field { display: grid; gap: var(--space-2); align-content: start; }
.field label { font-size: var(--text-sm); font-weight: 600; color: var(--color-text-primary); }
.field small { color: var(--color-text-muted); font-size: var(--text-xs); }
.input, .select { width: 100%; min-height: 2.75rem; padding: 0.5rem 0.75rem; border-radius: var(--radius-md); background: var(--color-background-secondary); border: 1px solid var(--color-line-strong); color: var(--color-text-primary); transition: border-color var(--duration-fast), box-shadow var(--duration-fast); }
.input:hover, .select:hover { border-color: var(--color-accent-soft); }
.input:focus, .select:focus { outline: 0; border-color: var(--color-accent-cyan); box-shadow: 0 0 0 3px rgba(82, 220, 234, 0.18); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr)); gap: var(--space-4); }
.toggle { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); min-height: 2.75rem; cursor: pointer; }
.toggle input { appearance: none; flex: none; width: 2.5rem; height: 1.5rem; border-radius: var(--radius-full); background: var(--color-surface-raised); border: 1px solid var(--color-line-strong); position: relative; cursor: pointer; transition: background var(--duration-fast); }
.toggle input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 1.125rem; height: 1.125rem; border-radius: 50%; background: var(--color-text-secondary); transition: transform var(--duration-base) var(--ease-out), background var(--duration-fast); }
.toggle input:checked { background: var(--color-accent-blue); }
.toggle input:checked::after { transform: translateX(1rem); background: #fff; }

.hero { position: relative; padding-top: clamp(7.5rem, 6rem + 6vw, 11rem); padding-bottom: var(--space-7); overflow: clip; }
.hero .field-lines { right: -6%; top: 5rem; width: min(72rem, 110%); opacity: 0.55; }
.hero-title { font-size: var(--text-hero); max-width: 12ch; margin-block: var(--space-5); }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }
.hero-preview { margin-top: clamp(3rem, 2rem + 5vw, 6rem); }
.preview-note { margin-top: var(--space-3); font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-text-muted); }

.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--color-line); }
.facts > div { padding: var(--space-6) var(--space-5); border-left: 1px solid var(--color-line); }
.facts > div:first-child { border-left: 0; padding-left: 0; }
.facts h3 { font-size: var(--text-lg); margin-block: var(--space-3) var(--space-2); }
.facts p { font-size: var(--text-sm); }

.capabilities { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1px; background: var(--color-line); border: 1px solid var(--color-line); border-radius: var(--radius-lg); overflow: hidden; }
.capability { display: flex; flex-direction: column; justify-content: space-between; gap: var(--space-6); min-height: 21rem; padding: var(--space-6); background: var(--color-surface); transition: background var(--duration-base); }
.capability:hover { background: var(--color-surface-elevated); }
.capability.wide { grid-column: span 7; }
.capability.slim { grid-column: span 5; }
.capability h3 { font-size: var(--text-xl); margin-bottom: var(--space-2); }
.capability p { font-size: var(--text-sm); max-width: 30rem; }
.capability svg { width: 100%; height: auto; max-height: 11rem; }
.currency-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-2); }
.currency-row span { padding: var(--space-4) var(--space-2); text-align: center; font-family: var(--font-mono); font-size: var(--text-sm); color: var(--color-text-primary); border: 1px solid var(--color-line); border-radius: var(--radius-md); }
.wallet-lines { display: grid; gap: var(--space-2); font-family: var(--font-mono); font-size: var(--text-sm); }
.wallet-lines div { display: flex; justify-content: space-between; gap: var(--space-3); padding-bottom: var(--space-2); border-bottom: 1px solid var(--color-line); }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); counter-reset: step; }
.steps li { padding-top: var(--space-4); border-top: 1px solid var(--color-line-strong); counter-increment: step; }
.steps li::before { content: "0" counter(step); display: block; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-accent-soft); margin-bottom: var(--space-3); }
.steps h3 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.steps p { font-size: var(--text-sm); }

.boundary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
.boundary h3 { font-size: var(--text-md); font-weight: 600; margin-bottom: var(--space-3); }

.cta-final { padding: clamp(3rem, 2rem + 5vw, 6rem) var(--gutter); text-align: center; border-block: 1px solid var(--color-line); }
.cta-final .hero-actions { justify-content: center; }
.cta-final .lede { margin: var(--space-4) auto 0; }

.auth-shell { min-height: 100dvh; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
.auth-brand { position: relative; display: flex; flex-direction: column; justify-content: space-between; gap: var(--space-7); padding: clamp(1.5rem, 1rem + 3vw, 4rem); overflow: hidden; border-right: 1px solid var(--color-line); }
.auth-brand .field-lines { inset: 0; width: 100%; height: 100%; opacity: 0.7; }
.auth-quote { font-size: clamp(2.5rem, 1.4rem + 3.6vw, 5rem); max-width: 14ch; }
.auth-panel { display: grid; place-items: center; padding: var(--space-7) var(--gutter); background: var(--color-background-secondary); }
.auth-card { width: min(100%, 24rem); display: grid; gap: var(--space-5); }
.auth-card .display { font-size: var(--text-2xl); }
.provider-list { display: grid; gap: var(--space-3); }
.provider { display: flex; align-items: center; justify-content: center; gap: var(--space-3); min-height: 3rem; padding: var(--space-2) var(--space-5); border-radius: var(--radius-md); font-weight: 600; transition: filter var(--duration-fast), transform var(--duration-fast) var(--ease-out); }
.provider svg { width: 1.25rem; height: 1.25rem; flex: none; }
.provider:hover { filter: brightness(0.94); }
.provider:active { transform: translateY(1px); }
.provider-google { background: #fff; color: #1f1f1f; }
.provider-apple { background: #000; color: #fff; border: 1px solid rgba(255, 255, 255, 0.3); }
.provider-apple:hover { filter: brightness(1.5); }
.auth-legal { font-size: var(--text-xs); color: var(--color-text-muted); }
.auth-switch { font-size: var(--text-sm); }
.callback-card { max-width: 30rem; margin-inline: auto; text-align: center; display: grid; gap: var(--space-4); justify-items: center; }
.callback-card svg { width: 4rem; height: 4rem; }

/* The signed-in workspace. */
.shell { flex: 1; display: grid; grid-template-columns: var(--sidebar) minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100dvh; display: flex; flex-direction: column; gap: var(--space-5); padding: var(--space-5) var(--space-3); border-right: 1px solid var(--color-line); background: var(--color-background-secondary); }
.sidebar .brand { padding-inline: var(--space-3); }
.side-links { display: grid; gap: 2px; flex: 1; align-content: start; }
.side-links a { display: flex; align-items: center; min-height: 2.75rem; padding-inline: var(--space-3); border-radius: var(--radius-md); font-size: var(--text-sm); font-weight: 500; color: var(--color-text-secondary); transition: background var(--duration-fast), color var(--duration-fast); }
.side-links a:hover { background: rgba(120, 150, 240, 0.08); color: var(--color-text-primary); }
.side-links a[aria-current="page"] { background: rgba(90, 139, 255, 0.14); color: var(--color-text-primary); box-shadow: inset 2px 0 0 var(--color-accent-blue); }
.side-group { padding: var(--space-4) var(--space-3) var(--space-1); }
.shell-top { display: none; }
.workspace { padding: clamp(1.25rem, 1rem + 2vw, 2.5rem); max-width: 86rem; }
.workspace-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-5); }
.workspace-head h1 { font-size: var(--text-2xl); font-weight: 400; letter-spacing: -0.04em; line-height: 1.1; }
.grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-4); }
.col-8 { grid-column: span 8; }
.col-7 { grid-column: span 7; }
.col-6 { grid-column: span 6; }
.col-5 { grid-column: span 5; }
.col-4 { grid-column: span 4; }
.col-12 { grid-column: span 12; }
.metric-value, .panel p.metric-value, .demo-card p.metric-value { font-family: var(--font-mono); font-size: clamp(2rem, 1.3rem + 2.8vw, 3.5rem); font-weight: 400; letter-spacing: -0.05em; line-height: 1.1; color: var(--color-text-primary); margin-block: var(--space-2); overflow-wrap: anywhere; }
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid var(--color-line); }
.metrics dd { margin: var(--space-1) 0 0; color: var(--color-text-primary); font-family: var(--font-mono); font-size: var(--text-md); }
.rows { display: grid; }
.row { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) auto; gap: var(--space-3); align-items: center; min-height: 3.25rem; padding-block: var(--space-2); border-top: 1px solid var(--color-line); font-size: var(--text-sm); }
.row:first-child { border-top: 0; }
.row-4 { grid-template-columns: minmax(0, 2fr) minmax(0, 1.6fr) minmax(0, 1fr) auto; }
.row strong { color: var(--color-text-primary); font-weight: 600; display: block; }
.row small { color: var(--color-text-muted); font-size: var(--text-xs); }
.row .numeric { overflow-wrap: anywhere; color: var(--color-text-primary); }
.row .align-end { text-align: right; }
.range-tabs { display: inline-flex; border: 1px solid var(--color-line-strong); border-radius: var(--radius-md); overflow: hidden; }
.range-tabs button { min-height: 2.75rem; min-width: 2.75rem; padding-inline: var(--space-3); font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-text-secondary); transition: background var(--duration-fast), color var(--duration-fast); }
.range-tabs button[aria-pressed="true"] { background: rgba(90, 139, 255, 0.2); color: var(--color-text-primary); }
.inline-form { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: flex-end; }
.inline-form .field { flex: 1 1 12rem; }
.skeleton { display: block; border-radius: var(--radius-sm); background: linear-gradient(90deg, var(--color-surface-elevated), var(--color-surface-raised), var(--color-surface-elevated)); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; }
.skeleton-title { width: 55%; height: 1.5rem; margin-block: var(--space-2); }
.skeleton-line { width: 85%; height: 0.875rem; margin-block: var(--space-2); }
.skeleton-block { width: 100%; height: 10rem; }
.search { max-width: 22rem; }

.chart-line { width: 100%; height: auto; display: block; }
.donut-layout { display: grid; grid-template-columns: minmax(7rem, 10rem) minmax(0, 1fr); gap: var(--space-5); align-items: center; }
.donut { width: 100%; height: auto; transform: rotate(-90deg); }
.legend { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); font-size: var(--text-sm); }
.legend li { display: grid; grid-template-columns: 0.625rem minmax(0, 1fr) auto; gap: var(--space-2); align-items: center; }
.legend .numeric { color: var(--color-text-primary); }
.swatch { width: 0.625rem; height: 0.625rem; border-radius: 2px; }
.swatch-crypto { background: var(--color-accent-violet); }
.swatch-us { background: var(--color-accent-blue); }
.swatch-kr { background: var(--color-accent-cyan); }
.swatch-cash { background: #aab4c8; }
.swatch-other { background: #566078; }
.chart-key { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-3); font-size: var(--text-xs); color: var(--color-text-muted); }
.chart-key span::before { content: ""; display: inline-block; width: 0.875rem; height: 2px; margin-right: var(--space-2); vertical-align: middle; background: var(--color-accent-blue); }
.chart-key .gap::before { background: none; border-top: 2px dotted var(--color-negative); }

/* The labelled demonstration on the landing page. */
.demo { position: relative; display: grid; grid-template-columns: 11rem minmax(0, 1fr); border: 1px solid var(--color-line-strong); border-radius: var(--radius-lg); background: rgba(10, 14, 24, 0.72); backdrop-filter: blur(14px); box-shadow: var(--shadow-float); overflow: hidden; }
.demo-side { display: grid; align-content: start; gap: 2px; padding: var(--space-4) var(--space-3); border-right: 1px solid var(--color-line); font-size: var(--text-sm); }
.demo-side span { padding: var(--space-2) var(--space-3); border-radius: var(--radius-md); }
.demo-side .active { background: rgba(90, 139, 255, 0.14); color: var(--color-text-primary); }
.demo-main { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-3); padding: var(--space-4); container-type: inline-size; }
.demo-card { padding: var(--space-4); border: 1px solid var(--color-line); border-radius: var(--radius-md); background: var(--color-surface); }
.demo-total { grid-column: span 7; }
.demo-mix { grid-column: span 5; }
.demo-chart { grid-column: span 12; }
.demo-chart svg { width: 100%; height: auto; }
.demo-banner { position: absolute; bottom: var(--space-4); left: var(--space-4); z-index: 1; }
.market-table { border: 1px solid var(--color-line); border-radius: var(--radius-lg); background: var(--color-surface); padding: var(--space-2) var(--space-5); }
@container (max-width: 34rem) { .demo-total, .demo-mix { grid-column: span 12; } }
.demo-card p.metric-value { font-size: clamp(1.75rem, 1.1rem + 2.4vw, 3rem); }

.account-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: var(--space-4); align-items: start; }
.identity { display: grid; justify-items: start; gap: var(--space-2); }
.avatar { width: 4.5rem; height: 4.5rem; border-radius: 50%; object-fit: cover; display: grid; place-items: center; font-size: 1.75rem; font-weight: 500; color: #fff; background: var(--gradient-primary); }
.danger-zone { border-top: 1px solid rgba(255, 157, 176, 0.22); padding-top: var(--space-5); margin-top: var(--space-3); }
.modal { width: min(100% - 2rem, 28rem); padding: var(--space-6); border: 1px solid var(--color-line-strong); border-radius: var(--radius-lg); background: var(--color-surface-elevated); color: var(--color-text-secondary); opacity: 0; transform: translateY(8px); transition: opacity var(--duration-base), transform var(--duration-base) var(--ease-out), overlay var(--duration-base) allow-discrete, display var(--duration-base) allow-discrete; }
.modal[open] { opacity: 1; transform: none; }
@starting-style { .modal[open] { opacity: 0; transform: translateY(8px); } }
.modal::backdrop { background: rgba(5, 7, 13, 0.76); }
.toast-host { position: fixed; right: var(--space-4); bottom: var(--space-4); z-index: var(--z-toast); display: grid; gap: var(--space-2); max-width: min(24rem, calc(100vw - 2rem)); }
.toast { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); background: var(--color-surface-raised); border: 1px solid var(--color-line-strong); color: var(--color-text-primary); font-size: var(--text-sm); animation: toast-in var(--duration-base) var(--ease-out); }

.status-banner { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-5); border: 1px solid var(--color-line); border-radius: var(--radius-lg); background: var(--gradient-panel); }
.status-banner h2 { font-size: var(--text-xl); }
.status-banner p { color: var(--color-text-secondary); font-size: var(--text-sm); }
.status-dot { flex: none; width: 0.625rem; height: 0.625rem; border-radius: 50%; background: currentColor; }
.state-online { color: var(--color-positive); }
.state-degraded { color: var(--color-warning); }
.state-offline { color: var(--color-negative); }
.state-unknown { color: var(--color-text-muted); }
.state-loading { color: var(--color-accent-soft); }
.status-list { margin-top: var(--space-4); border: 1px solid var(--color-line); border-radius: var(--radius-lg); background: var(--color-surface); }
.status-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) var(--space-5); border-top: 1px solid var(--color-line); }
.status-row:first-child { border-top: 0; }
.status-row h3 { font-size: var(--text-md); font-weight: 600; letter-spacing: -0.01em; }
.status-row p { font-size: var(--text-sm); }
.status-pill { flex: none; font-family: var(--font-mono); font-size: var(--text-xs); }

.endpoint { display: grid; grid-template-columns: 4rem minmax(0, 16rem) minmax(0, 1fr) auto; gap: var(--space-4); align-items: baseline; padding: var(--space-3) var(--space-5); border-top: 1px solid var(--color-line); font-size: var(--text-sm); }
.endpoint:first-child { border-top: 0; }
.endpoint code { color: var(--color-text-primary); overflow-wrap: anywhere; }
.method { font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 600; color: var(--color-accent-cyan); }
.endpoint-list { border: 1px solid var(--color-line); border-radius: var(--radius-lg); background: var(--color-surface); }
.code-block { margin: var(--space-4) 0 0; padding: var(--space-4); border-radius: var(--radius-md); background: var(--color-background-secondary); border: 1px solid var(--color-line); font-size: var(--text-sm); white-space: pre-wrap; overflow-wrap: anywhere; color: var(--color-text-primary); }
.docs-section { padding-block: var(--space-5); }
.docs-section .heading-3 { margin-bottom: var(--space-4); }

.site-footer { margin-top: auto; border-top: 1px solid var(--color-line); padding-block: var(--space-7) var(--space-5); background: var(--color-background-secondary); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.footer-grid h2 { font-family: var(--font-mono); font-size: var(--text-2xs); font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.footer-grid ul { list-style: none; padding: 0; display: grid; gap: var(--space-1); font-size: var(--text-sm); }
.footer-grid li a { display: inline-block; padding-block: var(--space-1); transition: color var(--duration-fast); }
.footer-grid a:hover { color: var(--color-text-primary); }
.footer-note { margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--color-line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3); font-size: var(--text-xs); color: var(--color-text-muted); }

@keyframes shimmer { to { background-position: -200% 0; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes drift { to { stroke-dashoffset: -600; } }
.spinner { width: 1.25rem; height: 1.25rem; border-radius: 50%; border: 2px solid var(--color-line-strong); border-top-color: var(--color-accent-cyan); animation: spin 800ms linear infinite; }
.draw-line { stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 1.8s var(--ease-out) forwards; }
.field-lines path:nth-child(3n) { stroke-dasharray: 2 18; animation: drift 42s linear infinite; }
.js .reveal { opacity: 0; transform: translateY(1.25rem); transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: 80ms !important; }
.delay-2 { transition-delay: 160ms !important; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  @view-transition { navigation: none; }
}

@media (max-width: 62rem) {
  .nav-links, .nav-actions .desktop-only { display: none; }
  .nav-toggle { display: grid; }
  .split, .feature-group, .account-grid, .boundary { grid-template-columns: minmax(0, 1fr); }
  .capability.wide, .capability.slim { grid-column: span 12; min-height: 0; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .auth-shell { grid-template-columns: minmax(0, 1fr); }
  .auth-brand { min-height: 30dvh; border-right: 0; border-bottom: 1px solid var(--color-line); }
  .auth-quote { font-size: var(--text-2xl); }
  .shell { grid-template-columns: minmax(0, 1fr); }
  .shell-top { display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: var(--z-nav); min-height: 3.5rem; padding-inline: var(--space-4); border-bottom: 1px solid var(--color-line); background: rgba(5, 7, 13, 0.88); backdrop-filter: blur(14px); }
  .sidebar { position: fixed; inset: 3.5rem 0 0; height: auto; z-index: var(--z-nav); opacity: 0; visibility: hidden; transition: opacity var(--duration-base), visibility var(--duration-base); }
  .sidebar .brand { display: none; }
  .sidebar.is-open { opacity: 1; visibility: visible; }
  .shell-toggle { display: grid; }
  .col-8, .col-7, .col-6, .col-5, .col-4 { grid-column: span 12; }
}
@media (max-width: 40rem) {
  .facts { grid-template-columns: minmax(0, 1fr); }
  .facts > div { border-left: 0; border-top: 1px solid var(--color-line); padding-inline: 0; }
  .facts > div:first-child { border-top: 0; }
  .demo { grid-template-columns: minmax(0, 1fr); }
  .demo-side { display: none; }
  .demo-banner { position: static; padding: var(--space-3) var(--space-3) 0; }
  .endpoint { grid-template-columns: 3.25rem minmax(0, 1fr); }
  .endpoint .endpoint-desc { grid-column: 1 / -1; }
  .endpoint .chip { display: none; }
  .hero-actions .button { width: 100%; }
  .row-4 { grid-template-columns: minmax(0, 1fr) auto; }
  .row-4 > :nth-child(2) { grid-column: 1 / -1; grid-row: 2; }
  .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .donut-layout { grid-template-columns: minmax(0, 1fr); justify-items: center; }
  .legend { width: 100%; }
  .donut { max-width: 10rem; }
}