/* Yokoi site. Tokens follow docs/DESIGN.md so the site matches the app. */
:root {
  --bg: #0E1016;
  --bg-2: #141620;
  --sidebar: #1E212E;
  --card: rgba(255, 255, 255, 0.035);
  --card-2: rgba(255, 255, 255, 0.015);
  --stroke: rgba(255, 255, 255, 0.07);
  --stroke-2: rgba(255, 255, 255, 0.12);
  --text: #E6E8EE;
  --text-2: #7D8597;
  --text-3: #5E6578;
  --accent: #7C5CFF;
  --accent-hi: #8B6CFF;
  --accent-lo: #6D4CF5;
  --accent-2: #22D3EE;
  --danger: #F0565E;
  --success: #34D399;
  --warning: #F59E0B;
  --info: #60A5FA;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  --mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, monospace;
  --r: 12px;
  --r-btn: 8px;
  --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code, kbd, .mono { font-family: var(--mono); }
code {
  font-size: 0.86em;
  padding: 0.1em 0.38em;
  border-radius: 5px;
  background: rgba(124, 92, 255, 0.12);
  color: #C9BCFF;
}
::selection { background: rgba(124, 92, 255, 0.45); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }

/* Background: the header's faint grid + drifting pixels */
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(900px 600px at 15% -10%, rgba(124, 92, 255, 0.22), transparent 60%),
    radial-gradient(800px 500px at 95% 0%, rgba(34, 211, 238, 0.12), transparent 60%),
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px) 0 0 / 48px 48px,
    var(--bg);
  mask-image: linear-gradient(to bottom, #000 0%, #000 55%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 55%, transparent 100%);
}
.bg-particles { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 16, 22, 0.6);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background .2s;
}
.nav.scrolled { border-bottom-color: var(--stroke); background: rgba(14, 16, 22, 0.82); }
.nav-inner { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; letter-spacing: -0.01em; }
.brand img { border-radius: 7px; }
.nav-links { display: flex; gap: 4px; margin: 0 auto; }
.nav-links a { padding: 6px 12px; border-radius: 7px; font-size: 14px; color: var(--text-2); transition: color .15s, background .15s; }
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-cta { display: flex; gap: 8px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--r-btn); font-weight: 600; font-size: 15px;
  padding: 10px 18px; border: 1px solid transparent; cursor: pointer;
  transition: transform .15s, box-shadow .2s, background .2s, border-color .2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 7px 14px; font-size: 14px; }
.btn-lg { padding: 13px 22px; font-size: 16px; }
.btn-primary {
  background: linear-gradient(180deg, var(--accent-hi), var(--accent-lo));
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08) inset, 0 8px 28px -6px rgba(124, 92, 255, 0.65);
}
.btn-primary:hover { box-shadow: 0 0 0 1px rgba(255,255,255,0.14) inset, 0 10px 36px -4px rgba(124, 92, 255, 0.85); transform: translateY(-1px); }
.btn-primary .mono { font-size: 0.85em; opacity: 0.75; }
.btn-ghost { background: rgba(255,255,255,0.04); border-color: var(--stroke-2); color: var(--text); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
.btn:focus-visible, .seg button:focus-visible, summary:focus-visible, a:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }

/* Hero */
.hero { padding: 88px 0 40px; }
.hero-inner { display: flex; flex-direction: column; align-items: center; text-align: center; }
.pills { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 28px; }
.pill {
  font: 500 12.5px var(--mono); padding: 5px 12px; border-radius: 999px;
  border: 1px solid; background: color-mix(in srgb, var(--pc) 10%, transparent);
  border-color: color-mix(in srgb, var(--pc) 35%, transparent); color: color-mix(in srgb, var(--pc) 70%, white);
}
.pill-violet { --pc: #7C5CFF; }
.pill-cyan { --pc: #22D3EE; }
.pill-green { --pc: #34D399; }
h1 {
  margin: 0; font-weight: 800; letter-spacing: -0.045em; line-height: 0.98;
  font-size: clamp(46px, 8.4vw, 104px);
}
.grad {
  background: linear-gradient(90deg, #F4F1FF 0%, #B79CFF 30%, #8B6CFF 55%, #22D3EE 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
h1 .grad { padding-bottom: 0.08em; display: inline-block; }
.lede { max-width: 640px; margin: 26px auto 0; font-size: clamp(17px, 2vw, 20px); color: #A9B0C0; line-height: 1.55; }
.hero-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 34px; }
.hero-meta { margin: 16px 0 0; font-size: 12.5px; color: var(--text-3); }

/* One-line Homebrew install */
.install {
  display: inline-flex; align-items: center; gap: 12px; max-width: 100%; margin-top: 20px;
  padding: 10px 10px 10px 18px; border-radius: 10px;
  background: rgba(124, 92, 255, 0.10); border: 1px solid rgba(124, 92, 255, 0.45);
  box-shadow: 0 8px 32px -12px rgba(124, 92, 255, 0.55);
  font: 500 16px var(--mono);
}
.install-cmd { background: none; border: 0; padding: 0; font: inherit; color: #fff; white-space: nowrap; }
.install-copy {
  display: none; padding: 7px 14px; border-radius: var(--r-btn); cursor: pointer;
  background: rgba(255, 255, 255, 0.08); border: 1px solid var(--stroke-2); color: var(--text);
  font: 600 13px var(--sans); min-width: 68px;
}
.js .install-copy { display: block; }
.install-copy:hover { background: rgba(255, 255, 255, 0.14); }
.install-copy:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }
.install-copy.done { color: var(--success); border-color: rgba(52, 211, 153, 0.5); }

.term {
  margin-top: 40px; max-width: 100%;
  display: inline-flex; align-items: center; gap: 0;
  padding: 13px 20px; border-radius: 10px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--stroke);
  font: 500 15px var(--mono); white-space: nowrap; overflow: hidden;
}
.t-prompt { color: var(--accent-2); }
.t-cmd { color: #fff; font-weight: 700; margin-left: .6em; }
.t-flag { color: #A78BFA; margin-left: .6em; }
.t-sep { width: 1.6em; }
.t-dim { color: #9AA1B2; overflow: hidden; text-overflow: ellipsis; display: inline-block; min-width: 18ch; text-align: left; }
.t-caret { width: 9px; height: 1.15em; background: var(--accent-2); margin-left: 4px; animation: blink 1.1s steps(1) infinite; flex: none; }
@keyframes blink { 50% { opacity: 0; } }

/* Screenshots */
.shot { position: relative; margin: 0; }
.shot img {
  border-radius: 14px; width: 100%; height: auto;
  border: 1px solid var(--stroke-2);
  box-shadow: 0 40px 120px -30px rgba(0,0,0,0.9), 0 0 0 1px rgba(0,0,0,0.6);
}
.shot-hero { margin-top: 64px; }
.shot-glow {
  position: absolute; inset: 8% 6% -4%; z-index: -1; filter: blur(70px); opacity: .55;
  background: linear-gradient(90deg, #7C5CFF, #22D3EE);
  border-radius: 40%;
}

/* KPI strip, like the dashboard tiles */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 72px; }
.kpi {
  padding: 20px 22px; border-radius: var(--r);
  background: linear-gradient(180deg, var(--card), var(--card-2)); border: 1px solid var(--stroke);
}
.kpi-label { font-size: 13px; color: var(--text-2); }
.kpi-val { font-size: 28px; font-weight: 700; margin: 6px 0 4px; letter-spacing: -0.02em; }
.kpi-sub { font-size: 13px; color: var(--text-2); }
.kpi-sub.ok { color: var(--success); }
.kpi-sub.accent { color: #A78BFA; }

/* Sections */
.section { padding-top: 140px; }
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.eyebrow {
  margin: 0 0 14px; font: 600 12px var(--mono); text-transform: uppercase; letter-spacing: 0.12em;
  color: #A78BFA;
}
h2 { margin: 0; font-size: clamp(30px, 4.4vw, 46px); line-height: 1.1; letter-spacing: -0.03em; font-weight: 750; }
.sub { margin: 18px 0 0; color: var(--text-2); font-size: 17.5px; }

/* Category cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cards > .card:last-child:nth-child(3n + 1) { grid-column: 1 / -1; }  /* no lone card on the last row */
.cards > .card:last-child:nth-child(3n + 2) { grid-column: span 2; }  /* or a gap beside the last two */
.card {
  position: relative; padding: 22px; border-radius: var(--r); overflow: hidden;
  background: linear-gradient(180deg, var(--card), var(--card-2)); border: 1px solid var(--stroke);
  transition: border-color .25s, transform .25s, background .25s;
}
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(400px 200px at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--c) 16%, transparent), transparent 70%);
}
.card:hover { border-color: color-mix(in srgb, var(--c) 40%, transparent); transform: translateY(-2px); }
.card:hover::before { opacity: 1; }
.card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.ico {
  width: 38px; height: 38px; display: grid; place-items: center; font-size: 19px; border-radius: 9px;
  background: color-mix(in srgb, var(--c) 13%, transparent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c) 27%, transparent);
}
.badge {
  font-size: 11px; font-weight: 600; padding: 3px 8px; border-radius: 6px; text-transform: none;
  color: color-mix(in srgb, var(--c) 80%, white);
  background: color-mix(in srgb, var(--c) 13%, transparent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c) 27%, transparent);
}
.card h3 { margin: 0 0 8px; font-size: 18px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--text-2); font-size: 14.5px; line-height: 1.55; }
.card p.rule { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--stroke); color: #A1A8B8; font-size: 13.5px; }
.tag { font: 600 11px var(--mono); padding: 2px 6px; border-radius: 5px; white-space: nowrap; }
.tag-ok { color: var(--success); background: rgba(52, 211, 153, .13); }
.tag-info { color: var(--info); background: rgba(96, 165, 250, .13); }
.tag-warn { color: var(--warning); background: rgba(245, 158, 11, .13); }

.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 32px; }
.chip {
  font: 500 12.5px var(--mono); padding: 5px 11px; border-radius: 7px;
  color: color-mix(in srgb, var(--c) 85%, white);
  background: color-mix(in srgb, var(--c) 10%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c) 24%, transparent);
}

/* Tour: segmented control like the app */
.seg {
  display: flex; gap: 2px; width: max-content; max-width: 100%; margin: 0 auto 28px; padding: 3px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--stroke); border-radius: 10px;
  overflow-x: auto; scrollbar-width: none;
}
.seg::-webkit-scrollbar { display: none; }
.seg button {
  font: 500 14px var(--sans); color: var(--text-2); background: none; border: 0; cursor: pointer;
  padding: 7px 14px; border-radius: 7px; white-space: nowrap; transition: color .15s, background .15s;
}
.seg button:hover { color: var(--text); }
.seg button[aria-selected="true"] { color: #fff; background: rgba(124, 92, 255, 0.85); box-shadow: 0 2px 12px -2px rgba(124,92,255,.6); }
.shot-tour img { transition: opacity .25s; }
.shot-tour img.fading { opacity: 0; }
.shot-tour figcaption { text-align: center; margin-top: 18px; font-size: 13px; color: var(--text-2); }

/* Safety */
.safety { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.safety-list { display: grid; gap: 6px; }
.srow { display: flex; gap: 16px; padding: 16px 18px; border-radius: var(--r); transition: background .2s; }
.srow:hover { background: rgba(255,255,255,0.025); }
.sdot { flex: none; width: 10px; height: 10px; margin-top: 7px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 18%, transparent), 0 0 18px var(--c); }
.srow h4 { margin: 0 0 4px; font-size: 16.5px; }
.srow p { margin: 0; color: var(--text-2); font-size: 14.5px; }
.safety-media { margin: 0; }
.safety-media video {
  width: 100%; border-radius: 16px; border: 1px solid var(--stroke-2); background: #0b0c11;
  box-shadow: 0 30px 80px -30px rgba(124, 92, 255, 0.45);
}
.safety-media figcaption { margin-top: 14px; font-size: 13.5px; color: var(--text-2); text-align: center; }

/* CLI */
.split { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.split h2 { font-size: clamp(28px, 3.6vw, 38px); }
.ticks { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 14px; }
.ticks li { position: relative; padding-left: 28px; color: #A9B0C0; font-size: 15.5px; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 5px;
  background: linear-gradient(180deg, var(--accent-hi), var(--accent-lo));
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Crect width='16' height='16' rx='4'/%3E%3C/svg%3E");
}
.ticks li::after { content: ""; position: absolute; left: 5px; top: 7px; width: 5px; height: 8px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.ticks b { color: var(--text); }
kbd {
  font-size: 12px; padding: 2px 6px; border-radius: 5px; color: var(--text);
  background: rgba(255,255,255,0.06); border: 1px solid var(--stroke-2); border-bottom-width: 2px;
}
.window {
  border-radius: var(--r); overflow: hidden; border: 1px solid var(--stroke-2);
  background: linear-gradient(180deg, #161925, #10121A);
  box-shadow: 0 30px 80px -30px rgba(0,0,0,0.9);
}
.window-bar { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--stroke); }
.window-bar i { width: 11px; height: 11px; border-radius: 50%; background: #3A3E4C; }
.window-bar i:nth-child(1) { background: #FF5F57; }
.window-bar i:nth-child(2) { background: #FEBC2E; }
.window-bar i:nth-child(3) { background: #28C840; }
.window-bar span { margin-left: auto; margin-right: auto; font-size: 12px; color: var(--text-3); transform: translateX(-22px); }
.window pre { margin: 0; padding: 20px 22px 24px; font-size: 13.5px; line-height: 1.9; color: var(--text); overflow-x: auto; }
.window .c { color: var(--text-3); }
.window .p { color: var(--accent-2); }
.window .f { color: #A78BFA; }
.window .o { color: var(--success); }

/* Privacy */
.privacy {
  display: flex; gap: 28px; align-items: flex-start; padding: 36px 40px; border-radius: 16px;
  background: linear-gradient(120deg, rgba(52, 211, 153, 0.08), rgba(34, 211, 238, 0.04) 50%, transparent);
  border: 1px solid rgba(52, 211, 153, 0.2);
}
.privacy h2 { font-size: clamp(22px, 2.8vw, 30px); }
.privacy p { margin: 12px 0 0; color: var(--text-2); max-width: 760px; }
.privacy b { color: var(--text); }
.lock { flex: none; width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; color: var(--success); background: rgba(52, 211, 153, 0.12); box-shadow: inset 0 0 0 1px rgba(52, 211, 153, 0.3); }

/* FAQ */
.faq { display: grid; gap: 10px; }
.faq details { border-radius: var(--r); background: linear-gradient(180deg, var(--card), var(--card-2)); border: 1px solid var(--stroke); transition: border-color .2s; }
.faq details[open] { border-color: rgba(124, 92, 255, 0.35); }
.faq summary { list-style: none; cursor: pointer; padding: 18px 22px; font-weight: 600; font-size: 16px; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 22px/1 var(--mono); color: var(--text-2); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); color: #A78BFA; }
.faq details p { margin: 0; padding: 0 22px 20px; color: var(--text-2); font-size: 15px; }
.faq a { color: #A78BFA; }

/* Final CTA */
.cta {
  text-align: center; padding: 64px 24px; border-radius: 20px; position: relative; overflow: hidden;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(124, 92, 255, 0.28), transparent 70%),
    linear-gradient(180deg, var(--card), var(--card-2));
  border: 1px solid var(--stroke);
}
.cta img { margin: 0 auto 20px; border-radius: 22px; filter: drop-shadow(0 18px 40px rgba(124, 92, 255, 0.5)); }
.cta p { color: var(--text-2); margin: 12px 0 0; }

/* Footer */
.footer { margin-top: 120px; border-top: 1px solid var(--stroke); padding: 40px 0 48px; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; gap: 16px 32px; align-items: center; }
.foot-joke { margin: 0; font-size: 12.5px; color: var(--text-3); }
.foot-joke code { background: none; padding: 0; color: var(--text-2); }
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: var(--text-2); }
.foot-links a:hover, .copy a:hover { color: var(--text); }
.copy { grid-column: 1 / -1; margin: 0; font-size: 13px; color: var(--text-3); }

/* Scroll reveal */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .t-caret { animation: none; }
}

/* Responsive */
@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav-cta { margin-left: auto; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .cards > .card:last-child:nth-child(3n + 1) { grid-column: auto; }
  .cards > .card:last-child:nth-child(3n + 2) { grid-column: 1 / -1; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .safety, .split { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .hide-sm { display: none; }
  .hero { padding-top: 56px; }
  .cards { grid-template-columns: 1fr; }
  .kpi-val { font-size: 22px; }
  .kpi { padding: 16px; }
  .section { padding-top: 96px; }
  .term { font-size: 13px; padding: 11px 14px; }
  .install { flex-wrap: wrap; justify-content: center; gap: 8px 10px; padding: 12px; font-size: 12.5px; }
  .js .install-copy { width: 100%; }
  .t-sep { width: .8em; }
  .shot-hero { margin-top: 44px; }
  .privacy { flex-direction: column; padding: 28px 22px; }
  .seg { width: 100%; }
}