/* =========================================================
   INNOVAPPSOFT — Landing redesign
   Minimalist · editorial · CSP-safe (self-hosted only)
   ========================================================= */

:root {
  --bg: oklch(0.145 0.008 250);
  --bg-elev: oklch(0.18 0.008 250);
  --bg-card: oklch(0.175 0.008 250);
  --fg: oklch(0.97 0.004 250);
  --fg-dim: oklch(0.72 0.006 250);
  --fg-mute: oklch(0.55 0.008 250);
  --line: oklch(0.26 0.008 250);
  --line-soft: oklch(0.22 0.008 250);
  
  
   --accent-from: #6d54ff;
   --accent-to:   #5a3fff;
   --accent:      #7c66ff;
  
  
  
  
  --accent: var(--accent-from);
  --accent-ink: #ffffff;
  --accent-soft: color-mix(in oklab, var(--accent-from) 18%, transparent);
  --accent-gradient: linear-gradient(180deg, var(--accent-from), var(--accent-to));
  --ok: oklch(0.78 0.16 155);
  --warn: oklch(0.78 0.16 30);

  --shell: 1240px;
  --narrow: 980px;

  --ff-sans: "Inter", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --ff-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular,
             Menlo, Monaco, Consolas, monospace;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--ff-sans);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ---------- ambient ---------- */
.ambient {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  overflow: hidden;
}
.ambient-grid {
  position: absolute; inset: -1px;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 40%, transparent 75%);
  opacity: 0.45;
}
.ambient-glow {
  position: absolute; width: 520px; height: 520px; border-radius: 50%;
  filter: blur(120px); opacity: 0.35;
}
.ambient-glow-a {
  top: -140px; left: -120px;
  background: color-mix(in oklab, var(--accent-from) calc(0.55 * 100%), transparent);
}
.ambient-glow-b {
  bottom: -160px; right: -140px;
  background: oklch(0.55 0.09 260 / 0.45);
}
.cursor-spot {
  position: fixed; width: 380px; height: 380px; border-radius: 50%;
  pointer-events: none; z-index: 1; opacity: 0;
  background: radial-gradient(circle, color-mix(in oklab, var(--accent-from) calc(0.10 * 100%), transparent), transparent 60%);
  transition: opacity 0.6s var(--ease);
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
}
body.has-cursor .cursor-spot { opacity: 1; }

/* ---------- shell ---------- */
.shell {
  width: 100%; max-width: var(--shell);
  margin: 0 auto; padding: 0 28px;
  position: relative; z-index: 2;
}
.narrow-shell { max-width: var(--narrow); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  padding: 18px 0;
  background: color-mix(in oklab, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), padding 0.3s var(--ease);
}
.site-header.is-scrolled {
  padding: 12px 0;
  border-color: var(--line-soft);
}
.header-shell {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  font-weight: 600; letter-spacing: 0.02em;
}
.brand-mark {
  width: 34px; height: 34px; position: relative;
  border: 1px solid var(--line); border-radius: 9px;
  background: linear-gradient(145deg, oklch(0.22 0.01 250), oklch(0.16 0.01 250));
  display: grid; place-items: center;
  overflow: hidden;
  transition: transform 0.4s var(--ease);
}
.brand-mark::before {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(135deg, transparent 40%, color-mix(in oklab, var(--accent-from) calc(0.25 * 100%), transparent) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.7s var(--ease);
}
.brand:hover .brand-mark::before { transform: translateX(100%); }
.brand:hover .brand-mark { transform: rotate(-4deg); }
.brand-mark span {
  font-family: var(--ff-mono); font-size: 13px; font-weight: 700;
  color: var(--accent); letter-spacing: 0.04em;
}
.brand-word {
  font-size: 14px; letter-spacing: 0.14em;
}
.brand-word b { font-weight: 700; }
.brand-word i { font-style: normal; color: var(--fg-dim); }

.desktop-nav {
  display: flex; align-items: center; gap: 4px;
}
.desktop-nav a {
  position: relative;
  padding: 8px 14px;
  font-size: 13.5px;
  color: var(--fg-dim);
  border-radius: 999px;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}
.desktop-nav a:hover { color: var(--fg); background: oklch(0.22 0.008 250); }
.desktop-nav a.is-mono {
  font-family: var(--ff-mono); font-size: 12px; letter-spacing: 0.04em;
}

.header-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 999px;
  font-weight: 600; font-size: 13px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  box-shadow: 0 0 0 1px color-mix(in oklab, var(--accent-from) calc(0.3 * 100%), transparent), 0 6px 24px color-mix(in oklab, var(--accent-from) calc(0.15 * 100%), transparent);
}
.header-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px color-mix(in oklab, var(--accent-from) calc(0.5 * 100%), transparent), 0 10px 30px color-mix(in oklab, var(--accent-from) calc(0.25 * 100%), transparent);
}
.header-cta .arr { transition: transform 0.3s var(--ease); }
.header-cta:hover .arr { transform: translateX(3px); }

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line); border-radius: 10px;
  position: relative;
}
.menu-toggle span {
  position: absolute; left: 10px; right: 10px; height: 1.5px;
  background: var(--fg);
  transition: transform 0.35s var(--ease), opacity 0.25s var(--ease), top 0.35s var(--ease);
}
.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 19px; }
.menu-toggle span:nth-child(3) { top: 24px; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 72px 0 0 0;
  z-index: 35;
  background: color-mix(in oklab, var(--bg) 92%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 24px 0;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s var(--ease);
}
.mobile-menu.is-open { opacity: 1; pointer-events: auto; }
.mobile-menu-card {
  display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--bg-elev);
  overflow: hidden;
}
.mobile-menu-card a {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  transition: background 0.2s var(--ease);
}
.mobile-menu-card a:last-child { border-bottom: 0; }
.mobile-menu-card a:hover { background: oklch(0.22 0.008 250); }
.mobile-menu-card .is-mono { font-family: var(--ff-mono); font-size: 12.5px; }

/* ---------- page flow ---------- */
.page-flow { position: relative; z-index: 2; }
.block { padding: 56px 0; }
.block-tight { padding: 32px 0; }

/* ---------- hero ---------- */
.hero {
  padding: 100px 0 80px;
  position: relative;
}
.hero-shell {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 72px;
  align-items: center;
}
.hero-lede { position: relative; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 12px; letter-spacing: 0.04em;
  color: var(--fg-dim);
  background: oklch(0.18 0.008 250 / 0.6);
  margin-bottom: 34px;
}
.hero-badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 oklch(0.78 0.16 155 / 0.7);
  animation: pulse-dot 2.2s infinite;
}
@keyframes pulse-dot {
  0%   { box-shadow: 0 0 0 0 oklch(0.78 0.16 155 / 0.6); }
  70%  { box-shadow: 0 0 0 10px oklch(0.78 0.16 155 / 0); }
  100% { box-shadow: 0 0 0 0 oklch(0.78 0.16 155 / 0); }
}

.hero h1 {
  font-size: clamp(44px, 6.2vw, 86px);
  font-weight: 550;
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 28px;
  text-wrap: balance;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line > span {
  display: inline-block;
  transform: translateY(110%);
  animation: riseIn 1.1s var(--ease-out) forwards;
}
.hero h1 .line:nth-child(2) > span { animation-delay: 0.12s; }
.hero h1 .line:nth-child(3) > span { animation-delay: 0.22s; }
.hero h1 em {
  font-style: normal;
  color: var(--accent);
  position: relative;
}
.hero h1 em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0.08em;
  height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  animation: underline-grow 1.4s 0.9s var(--ease-out) forwards;
}
@keyframes riseIn {
  to { transform: translateY(0); }
}
@keyframes underline-grow {
  to { transform: scaleX(1); }
}

.hero-copy {
  max-width: 540px;
  font-size: 17px;
  color: var(--fg-dim);
  margin: 0 0 36px;
  text-wrap: pretty;
}
.hero-copy strong { color: var(--fg); font-weight: 600; }

.hero-actions {
  display: flex; gap: 12px; flex-wrap: wrap;
}
.store-pill {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 12px 22px 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-elev);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), background 0.3s var(--ease);
  position: relative; overflow: hidden;
}
.store-pill::after {
  content: ""; position: absolute; inset: -1px;
  background: linear-gradient(110deg, transparent 45%, color-mix(in oklab, var(--accent-from) calc(0.12 * 100%), transparent) 50%, transparent 55%);
  transform: translateX(-100%);
  transition: transform 0.7s var(--ease);
}
.store-pill:hover::after { transform: translateX(100%); }
.store-pill:hover { border-color: var(--accent); transform: translateY(-2px); }
.store-pill .ico {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  color: var(--fg);
}
.store-pill small {
  display: block;
  font-family: var(--ff-mono); font-size: 10.5px;
  letter-spacing: 0.08em; color: var(--fg-mute);
  text-transform: uppercase;
}
.store-pill strong {
  display: block; font-size: 15px; font-weight: 600; margin-top: 2px;
}

/* hero side: rate ticker card */
.hero-side {
  position: relative;
}
.rate-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    radial-gradient(120% 100% at 100% 0%, color-mix(in oklab, var(--accent-from) calc(0.08 * 100%), transparent), transparent 50%),
    var(--bg-card);
  padding: 28px;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(24px);
  animation: riseCard 1s 0.5s var(--ease-out) forwards;
}
@keyframes riseCard {
  to { opacity: 1; transform: translateY(0); }
}
.rate-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.7;
}
.rate-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.rate-head-left {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.12em; color: var(--fg-mute);
  text-transform: uppercase;
}
.rate-coin {
  width: 28px; height: 28px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, color-mix(in oklab, var(--accent-from) 70%, white), var(--accent-to));
  box-shadow: inset 0 -2px 0 color-mix(in oklab, var(--accent-to) 70%, black), 0 2px 12px color-mix(in oklab, var(--accent-from) calc(0.35 * 100%), transparent);
  position: relative;
  animation: spin-coin 8s linear infinite;
}
.rate-coin::after {
  
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--ff-mono); font-weight: 700; font-size: 13px;
  color: white;
}
@keyframes spin-coin {
  0%   { transform: rotateY(0); }
  50%  { transform: rotateY(180deg); }
  100% { transform: rotateY(360deg); }
}
.live-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 9px;
  border: 1px solid oklch(0.78 0.16 155 / 0.4);
  border-radius: 999px;
  font-family: var(--ff-mono); font-size: 10.5px;
  color: var(--ok);
  letter-spacing: 0.1em;
}
.live-pill::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ok);
  animation: blink 1.4s infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.2; }
}

.rate-big {
  font-family: var(--ff-mono);
  font-size: clamp(48px, 7vw, 76px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1;
  display: flex; align-items: baseline; gap: 12px;
}
.rate-big .num {
  background: linear-gradient(180deg, var(--fg), oklch(0.75 0.004 250));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.rate-big .cur {
  font-size: 18px; color: var(--fg-mute);
  font-weight: 400; letter-spacing: 0.08em;
}
.rate-sub {
  margin-top: 14px;
  display: flex; gap: 10px; align-items: center;
  font-family: var(--ff-mono); font-size: 12px;
  color: var(--fg-dim);
}
.delta-pill {
  padding: 3px 8px; border-radius: 6px;
  background: oklch(0.78 0.16 155 / 0.14);
  color: var(--ok);
  font-weight: 600;
}
.delta-pill.is-down { background: oklch(0.78 0.16 30 / 0.14); color: var(--warn); }

.rate-spark {
  margin-top: 22px; height: 64px;
  position: relative;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}
.rate-spark svg { width: 100%; height: 100%; display: block; overflow: visible; }
.rate-spark path.fill { fill: color-mix(in oklab, var(--accent-from) calc(0.14 * 100%), transparent); }
.rate-spark path.stroke {
  fill: none; stroke: var(--accent); stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 900; stroke-dashoffset: 900;
  animation: draw-line 2s 0.9s var(--ease-out) forwards;
}
@keyframes draw-line {
  to { stroke-dashoffset: 0; }
}

.rate-footnote {
  margin-top: 14px;
  font-family: var(--ff-mono); font-size: 10.5px;
  letter-spacing: 0.06em; color: var(--fg-mute);
  display: flex; justify-content: space-between;
}

/* hero meta strip */
.hero-meta {
  margin-top: 72px;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.hero-meta-cell {
  padding: 20px 22px;
  border-right: 1px solid var(--line-soft);
}
.hero-meta-cell:last-child { border-right: 0; }
.hero-meta-cell b {
  font-family: var(--ff-mono);
  font-size: 22px; font-weight: 500;
  letter-spacing: -0.01em; color: var(--fg);
  display: block;
}
.hero-meta-cell span {
  font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.08em; color: var(--fg-mute);
  text-transform: uppercase;
  display: block; margin-top: 4px;
}

/* ---------- section scaffolding ---------- */
.section-head {
  display: grid; grid-template-columns: 180px 1fr;
  gap: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 48px;
}
.section-tag {
  font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-mute);
  padding-top: 8px;
  position: relative;
}
.section-tag::before {
  content: ""; position: absolute; left: 0; top: 0;
  width: 32px; height: 2px; background: var(--accent);
}
.section-head h2 {
  font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 550;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}
.section-head .section-text {
  margin-top: 14px;
  font-size: 16px;
  color: var(--fg-dim);
  max-width: 620px;
  text-wrap: pretty;
}
.section-head .section-text strong { color: var(--fg); font-weight: 600; }

/* ---------- metrics ---------- */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-soft);
  border-left: 1px solid var(--line-soft);
}
.metric-cell {
  padding: 36px 28px 32px;
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  position: relative; overflow: hidden;
  transition: background 0.4s var(--ease);
}
.metric-cell::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 0; height: 2px; background: var(--accent);
  transition: width 0.6s var(--ease);
}
.metric-cell:hover { background: oklch(0.19 0.008 250); }
.metric-cell:hover::before { width: 100%; }
.metric-num {
  font-family: var(--ff-mono);
  font-size: clamp(40px, 4vw, 56px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--fg);
}
.metric-num .unit { color: var(--accent); }
.metric-label {
  margin-top: 12px;
  font-size: 13px;
  color: var(--fg-dim);
}
.metric-index {
  position: absolute; top: 14px; right: 18px;
  font-family: var(--ff-mono); font-size: 10.5px;
  color: var(--fg-mute); letter-spacing: 0.08em;
}

/* ---------- gold/KYC section ---------- */
.gold-split {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 48px; align-items: start;
}
.card-stack {
  position: relative;
  display: grid;
  gap: 22px;
}
.card-stack .gold-card + .gold-card {
  margin-top: -18%;
}
.tier-tabs {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elev);
  margin-bottom: 20px;
}
.tier-tabs button {
  padding: 8px 16px;
  font-size: 12px;
  font-family: var(--ff-mono);
  letter-spacing: 0.06em;
  color: var(--fg-dim);
  border-radius: 999px;
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.tier-tabs button.is-active {
  background: var(--accent-gradient);
  color: #fff;
}
.tier-validity {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.1em; color: var(--fg-mute);
  text-transform: uppercase;
  margin-top: 8px;
}
.tier-validity b { color: var(--fg); font-weight: 600; }
.tier-validity .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-from); }
.card-platinum {
  background:
    radial-gradient(120% 100% at 80% 0%, rgba(255,255,255,0.12), transparent 55%),
    linear-gradient(135deg, #1a1f2e, #2a3141 50%, #3b4254);
  border: 1px solid rgba(255,255,255,0.18);
  color: #f5f7fb;
  box-shadow:
    0 40px 80px -20px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,255,255,0.15);
}
.card-platinum::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(120deg, transparent 40%, rgba(255,255,255,0.08) 50%, transparent 60%);
  pointer-events: none;
}
.card-platinum .chip {
  background: linear-gradient(135deg, #d9dde6, #8e95a5);
}
.card-platinum .chip::before,
.card-platinum .chip::after { background: rgba(0,0,0,0.35); }
.gold-card {
  position: relative;
  aspect-ratio: 1.586;
  border-radius: 22px;
  overflow: hidden;
 
  border: 1px solid color-mix(in oklab, var(--accent-from) calc(0.4 * 100%), transparent);

  color: #ffffff;
  display: flex; flex-direction: column; justify-content: space-between;
 
  transform: perspective(1200px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.6s var(--ease);
}
.gold-card:hover {
  transform: perspective(1200px) rotateY(0) rotateX(0);
}
.gold-card::before {
  content: ""; position: absolute; inset: 0;
  background:
    repeating-linear-gradient(45deg,
      transparent 0, transparent 20px,
      rgba(255,255,255,0.04) 20px, rgba(255,255,255,0.04) 21px);
  pointer-events: none;
}
.gold-card .chip {
  width: 44px; height: 32px; border-radius: 5px;
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent-from) 40%, white), var(--accent-to));
  position: relative;
}
.gold-card .chip::before,
.gold-card .chip::after {
  content: ""; position: absolute; left: 4px; right: 4px;
  height: 1px; background: color-mix(in oklab, var(--accent-to) calc(0.5 * 60%), transparent);
}
.gold-card .chip::before { top: 10px; }
.gold-card .chip::after  { bottom: 10px; }
.gold-card-top {
  display: flex; justify-content: space-between; align-items: flex-start;
}
.gold-card-brand {
  font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.2em;
}
.gold-card-brand b { display: block; font-size: 14px; font-weight: 700; }
.gold-card-number {
  font-family: var(--ff-mono);
  font-size: 20px; letter-spacing: 0.14em;
}
.gold-card-foot {
  display: flex; justify-content: space-between; align-items: flex-end;
  font-family: var(--ff-mono); font-size: 11px; letter-spacing: 0.1em;
}
.gold-card-foot small { display: block; opacity: 0.7; font-size: 9.5px; }
.gold-card-badge {
  padding: 5px 10px; border-radius: 999px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(4px);
  font-size: 10px; font-weight: 600;
}

.benefit-list {
  display: flex; flex-direction: column; gap: 2px;
  border-top: 1px solid var(--line-soft);
}
.benefit-row {
  display: grid; grid-template-columns: 56px 1fr auto;
  gap: 18px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line-soft);
  transition: padding 0.3s var(--ease);
}
.benefit-row:hover { padding-left: 18px; }
.benefit-ico {
  font-family: var(--ff-mono);
  font-size: 14px; font-weight: 500;
  color: var(--accent);
  align-self: center;
}
.benefit-copy h3 {
  margin: 0 0 4px;
  font-size: 16px; font-weight: 600; letter-spacing: -0.01em;
}
.benefit-copy p {
  margin: 0;
  font-size: 13.5px; color: var(--fg-dim);
  text-wrap: pretty;
}
.benefit-arr {
  align-self: center;
  color: var(--fg-mute);
  transition: transform 0.3s var(--ease), color 0.3s var(--ease);
}
.benefit-row:hover .benefit-arr { color: var(--accent); transform: translateX(4px); }

/* ---------- KeyCoin section ---------- */
.coin-split {
  display: grid; grid-template-columns: 1fr 1.1fr;
  gap: 48px; align-items: center;
}
.coin-visual {
  aspect-ratio: 1;
  position: relative;
  display: grid; place-items: center;
}
.coin-orbit {
  position: absolute; inset: 0;
  border: 1px dashed var(--line);
  border-radius: 50%;
  animation: rotate 60s linear infinite;
}
.coin-orbit::before {
  content: ""; position: absolute; top: -5px; left: 50%;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  transform: translateX(-50%);
}
.coin-orbit.inner { inset: 14%; animation-duration: 40s; animation-direction: reverse; }
.coin-orbit.inner::before {
  width: 6px; height: 6px;
  background: var(--fg);
  box-shadow: 0 0 8px var(--fg);
}
@keyframes rotate {
  to { transform: rotate(360deg); }
}
.coin-hero {
  width: 48%; aspect-ratio: 1; border-radius: 50%;
  background:
    radial-gradient(circle at 30% 28%, color-mix(in oklab, var(--accent-from) 50%, white), var(--accent-to) 70%, color-mix(in oklab, var(--accent-to) 60%, black));
  box-shadow:
    inset -8px -14px 30px color-mix(in oklab, var(--accent-to) calc(0.6 * 80%), transparent),
    inset 8px 8px 18px oklch(0.95 0.12 85 / 0.5),
    0 30px 60px -10px color-mix(in oklab, var(--accent-from) calc(0.4 * 100%), transparent);
  display: grid; place-items: center;
  position: relative;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
.coin-hero::before {
  content: ""; position: absolute; inset: 8%;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--accent-to) calc(0.4 * 60%), transparent);
}
.coin-hero span {
  font-family: var(--ff-mono);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  color: white;
  letter-spacing: -0.02em;
}

.coin-copy h3 {
  margin: 0 0 12px;
  font-size: 20px; font-weight: 600; letter-spacing: -0.015em;
}
.coin-copy p {
  margin: 0 0 24px;
  color: var(--fg-dim); font-size: 15px;
  text-wrap: pretty;
}
.coin-spec {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2px;
  border-top: 1px solid var(--line-soft);
  margin-top: 8px;
}
.coin-spec-cell {
  padding: 16px 4px;
  border-bottom: 1px solid var(--line-soft);
}
.coin-spec-cell:nth-child(odd) { border-right: 1px solid var(--line-soft); padding-right: 20px; }
.coin-spec-cell:nth-child(even) { padding-left: 20px; }
.coin-spec-cell b {
  font-family: var(--ff-mono);
  font-size: 20px; font-weight: 500;
  display: block;
  color: var(--fg);
}
.coin-spec-cell span {
  display: block; margin-top: 4px;
  font-family: var(--ff-mono); font-size: 10.5px;
  letter-spacing: 0.08em; color: var(--fg-mute);
  text-transform: uppercase;
}

/* ---------- keystore products ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.product-card {
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: var(--bg-card);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: border-color 0.3s var(--ease), transform 0.4s var(--ease);
}
.product-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.product-thumb {
  aspect-ratio: 1.25;
  background:
    repeating-linear-gradient(
      135deg,
      oklch(0.2 0.008 250) 0 16px,
      oklch(0.175 0.008 250) 16px 32px);
  border-bottom: 1px solid var(--line-soft);
  position: relative;
  display: grid; place-items: center;
  overflow: hidden;
}
.product-thumb::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(60% 80% at 50% 50%, color-mix(in oklab, var(--accent-from) calc(0.06 * 100%), transparent), transparent);
  opacity: 0; transition: opacity 0.4s var(--ease);
}
.product-card:hover .product-thumb::before { opacity: 1; }
.product-placeholder {
  font-family: var(--ff-mono); font-size: 10px;
  letter-spacing: 0.12em; color: var(--fg-mute);
  text-transform: uppercase;
  border: 1px solid var(--line);
  padding: 10px 14px; border-radius: 8px;
  background: var(--bg);
  text-align: center;
}
.product-placeholder b { display: block; font-size: 14px; color: var(--fg); letter-spacing: 0; text-transform: none; margin-bottom: 4px; font-weight: 600; }
.product-body {
  padding: 18px 18px 20px;
}
.product-body h3 {
  margin: 0 0 6px; font-size: 15px; font-weight: 600;
}
.product-body p {
  margin: 0; font-size: 13px; color: var(--fg-dim);
  text-wrap: pretty;
}
.product-foot {
  margin-top: 14px;
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--ff-mono); font-size: 11px;
  color: var(--fg-mute); letter-spacing: 0.06em;
}
.product-foot b { color: var(--accent); }

/* ---------- support ---------- */
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.support-card {
  padding: 28px 24px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: var(--bg-card);
  display: flex; flex-direction: column; gap: 14px;
  position: relative; overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.support-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.support-card::after {
  content: ""; position: absolute; right: -40px; top: -40px;
  width: 140px; height: 140px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in oklab, var(--accent-from) calc(0.1 * 100%), transparent), transparent 70%);
  opacity: 0; transition: opacity 0.4s var(--ease);
}
.support-card:hover::after { opacity: 1; }
.support-ico {
  width: 42px; height: 42px; border-radius: 12px;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  color: var(--accent);
}
.support-card h3 {
  margin: 0; font-size: 16px; font-weight: 600;
}
.support-card p {
  margin: 0; color: var(--fg-dim); font-size: 13.5px;
}
.support-card-link {
  margin-top: auto;
  font-family: var(--ff-mono); font-size: 11px;
  color: var(--fg);
  letter-spacing: 0.06em;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color 0.3s var(--ease), gap 0.3s var(--ease);
}
.support-card:hover .support-card-link { color: var(--accent); gap: 10px; }

/* ---------- reviews ---------- */
.review-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.review-card {
  padding: 26px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: var(--bg-card);
  display: flex; flex-direction: column; gap: 14px;
  position: relative;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.review-card:hover { border-color: var(--line); transform: translateY(-2px); }
.review-stars {
  display: inline-flex; gap: 2px; color: var(--accent);
  font-family: var(--ff-mono); letter-spacing: 0.05em;
}
.review-card h3 {
  margin: 0; font-size: 15px; font-weight: 600;
}
.review-card p {
  margin: 0; font-size: 14px; color: var(--fg-dim);
  text-wrap: pretty;
}
.review-meta {
  font-family: var(--ff-mono); font-size: 11px;
  color: var(--fg-mute); letter-spacing: 0.04em;
}
.review-dev {
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px dashed var(--line-soft);
  font-size: 12.5px;
  color: var(--fg-dim);
}
.review-dev b { color: var(--fg); font-weight: 600; }

.review-foot {
  margin-top: 32px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: var(--bg-card);
}
.review-score {
  display: flex; align-items: baseline; gap: 12px;
  font-family: var(--ff-mono);
}
.review-score b { font-size: 28px; font-weight: 500; letter-spacing: -0.02em; }
.review-score span { color: var(--fg-dim); font-size: 12px; }

/* ---------- FAQ ---------- */
.faq-list {
  border-top: 1px solid var(--line-soft);
}
.faq-item {
  border-bottom: 1px solid var(--line-soft);
}
.faq-item summary {
  list-style: none; cursor: pointer;
  padding: 24px 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  font-size: 17px; font-weight: 500;
  letter-spacing: -0.01em;
  transition: color 0.25s var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--ff-mono);
  font-size: 22px; color: var(--fg-mute);
  transition: transform 0.35s var(--ease), color 0.25s var(--ease);
  transform-origin: center;
}
.faq-item[open] summary { color: var(--accent); }
.faq-item[open] summary::after { transform: rotate(45deg); color: var(--accent); }
.faq-item summary:hover { color: var(--fg); }
.faq-body {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
}
.faq-item[open] .faq-body {
  max-height: 400px;
  padding: 0 0 26px;
}
.faq-body p, .faq-body li {
  color: var(--fg-dim); font-size: 14.5px;
  margin: 0 0 10px;
}
.faq-body strong { color: var(--fg); }
.faq-body ul { margin: 10px 0 0 18px; padding: 0; }
.faq-body li { margin-bottom: 6px; }

/* ---------- about ---------- */
.about-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 56px;
}
.about-copy p {
  margin: 0 0 18px;
  color: var(--fg-dim); font-size: 15px;
  text-wrap: pretty;
}
.about-copy strong { color: var(--fg); font-weight: 600; }
.about-frame {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    repeating-linear-gradient(135deg,
      oklch(0.175 0.008 250) 0 20px,
      oklch(0.185 0.008 250) 20px 40px);
  position: relative; overflow: hidden;
}
.about-frame::before {
  content: ""; position: absolute; inset: 20px;
  border: 1px dashed var(--line);
  border-radius: 14px;
}
.about-frame-label {
  position: absolute; bottom: 20px; left: 20px; right: 20px;
  font-family: var(--ff-mono); font-size: 11px;
  color: var(--fg-mute); letter-spacing: 0.08em;
  display: flex; justify-content: space-between;
}
.about-frame-center {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-family: var(--ff-mono); font-size: 12px;
  color: var(--fg-dim); text-align: center;
  padding: 40px;
}
.about-frame-center b { display: block; color: var(--fg); font-size: 14px; margin-bottom: 6px; }

.social-row {
  margin-top: 32px;
  display: flex; gap: 12px; flex-wrap: wrap;
}
.social-card {
  flex: 1 1 200px;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: var(--bg-card);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.social-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.social-ico {
  width: 32px; height: 32px; border-radius: 8px;
  border: 1px solid var(--line);
  display: grid; place-items: center;
}
.social-handle { font-family: var(--ff-mono); font-size: 13px; }
.social-handle span { display: block; font-size: 10.5px; color: var(--fg-mute); letter-spacing: 0.06em; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 56px 48px;
  overflow: hidden;
  background:
    radial-gradient(80% 120% at 0% 100%, color-mix(in oklab, var(--accent-from) calc(0.08 * 100%), transparent), transparent 60%),
    radial-gradient(80% 120% at 100% 0%, oklch(0.55 0.09 260 / 0.1), transparent 60%),
    var(--bg-card);
}
.cta-band::before {
  content: "KEYCOIN · KEYSTORE · KEYCARD · KEYPAY · ";
  position: absolute; top: 0; left: 0;
  font-family: var(--ff-mono); font-size: 10px;
  color: var(--fg-mute); letter-spacing: 0.3em;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  opacity: 0.3;
  width: 400%;
}
@keyframes marquee {
  to { transform: translateX(-25%); }
}
.cta-band-inner {
  position: relative;
  display: grid; grid-template-columns: 1fr auto;
  gap: 36px; align-items: end;
}
.cta-band h2 {
  margin: 0; font-size: clamp(28px, 3vw, 42px);
  font-weight: 550; letter-spacing: -0.025em; line-height: 1.05;
  text-wrap: balance;
}
.cta-band p {
  margin: 12px 0 0; color: var(--fg-dim); max-width: 520px;
}
.cta-band-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- footer ---------- */
.site-footer {
  margin-top: 80px;
  border-top: 1px solid var(--line-soft);
  padding: 48px 0 32px;
  position: relative; z-index: 2;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-soft);
}
.footer-brand p {
  margin: 12px 0 0;
  color: var(--fg-dim); font-size: 13.5px; max-width: 320px;
}
.footer-col h4 {
  margin: 0 0 16px;
  font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--fg-mute);
}
.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 13.5px; color: var(--fg-dim);
  transition: color 0.25s var(--ease), padding 0.25s var(--ease);
}
.footer-col a:hover { color: var(--fg); padding-left: 4px; }
.footer-bottom {
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--ff-mono); font-size: 11.5px;
  color: var(--fg-mute); letter-spacing: 0.04em;
  gap: 16px; flex-wrap: wrap;
}
.footer-bottom a { color: var(--fg-dim); transition: color 0.2s var(--ease); }
.footer-bottom a:hover { color: var(--accent); }

/* ---------- reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.reveal.is-in {
  opacity: 1; transform: translateY(0);
}
.reveal-stagger > * {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-stagger.is-in > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-in > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.is-in > *:nth-child(2) { transition-delay: 0.12s; }
.reveal-stagger.is-in > *:nth-child(3) { transition-delay: 0.19s; }
.reveal-stagger.is-in > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.is-in > *:nth-child(5) { transition-delay: 0.33s; }
.reveal-stagger.is-in > *:nth-child(6) { transition-delay: 0.40s; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: inline-grid; place-items: center; }
  .hero-shell { grid-template-columns: 1fr; gap: 48px; }
  .gold-split,
  .coin-split,
  .about-split { grid-template-columns: 1fr; gap: 40px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .support-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .section-head { grid-template-columns: 1fr; gap: 20px; }
  .hero-meta { grid-template-columns: repeat(2, 1fr); }
  .hero-meta-cell:nth-child(2) { border-right: 0; }
  .hero-meta-cell:nth-child(1), .hero-meta-cell:nth-child(2) { border-bottom: 1px solid var(--line-soft); }
  .cta-band { padding: 40px 28px; }
  .cta-band-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .shell { padding: 0 20px; }
  .hero { padding: 60px 0 40px; }
  .block { padding: 40px 0; }
  .metric-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .review-foot { flex-direction: column; align-items: flex-start; gap: 12px; }
  .coin-spec { grid-template-columns: 1fr; }
  .coin-spec-cell:nth-child(odd) { border-right: 0; padding-right: 4px; }
  .coin-spec-cell:nth-child(even) { padding-left: 4px; }
}

/* ---------- motion reduce ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
}