/* ============================================================
   MonetisePay — main.css  (v3 — corporate light theme)
   Palette: #003366 navy · #0055A4 blue · #C5A059 gold · #E0E0E0 light
   IBM Plex (self-hosted) · zero inline styles in HTML (CSP-strict)
   ============================================================ */

@font-face {
  font-family: 'IBM Plex Sans';
  src: url('../fonts/IBMPlexSans-var.woff2') format('woff2');
  font-weight: 100 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../fonts/IBMPlexMono-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../fonts/IBMPlexMono-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  /* brand palette */
  --navy: #003366;
  --navy-deep: #002347;
  --blue: #0055A4;
  --blue-dark: #004183;
  --gold: #C5A059;
  --gold-light: #D4B36A;
  --gold-dark: #A8823D;
  --gold-text: #8F6B2E;
  /* surfaces */
  --bg: #E0E0E0;
  --bg-soft: #E9EBEE;
  --card: #FFFFFF;
  --card-soft: #F7F8FA;
  --glass: rgba(255, 255, 255, 0.72);
  /* text */
  --text: #22313F;
  --text-soft: #3C4C5E;
  --text-muted: #5B6B7E;
  /* semantic */
  --green: #0E8A63;
  --green-soft: rgba(14, 138, 99, 0.12);
  --red: #C22B2B;
  --red-soft: rgba(194, 43, 43, 0.09);
  --red-border: rgba(194, 43, 43, 0.4);
  --gold-soft: rgba(197, 160, 89, 0.16);
  --gold-border: rgba(197, 160, 89, 0.55);
  --blue-soft: rgba(0, 85, 164, 0.1);
  --border: rgba(0, 51, 102, 0.14);
  --border-strong: rgba(0, 51, 102, 0.26);
  /* misc */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 26px;
  --font-sans: 'IBM Plex Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  --container: 1200px;
  --header-h: 74px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 1px 2px rgba(15, 35, 60, 0.06), 0 16px 40px -18px rgba(15, 35, 60, 0.22);
  --shadow-pop: 0 24px 60px -18px rgba(15, 35, 60, 0.32), 0 0 36px -16px rgba(197, 160, 89, 0.4);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(rgba(0, 51, 102, 0.06) 1px, transparent 1px);
  background-size: 26px 26px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* swiss guide rails: faint vertical lines at container edges */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1;
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
  border-left: 1px solid rgba(0, 51, 102, 0.07);
  border-right: 1px solid rgba(0, 51, 102, 0.07);
  pointer-events: none;
}
img, svg, canvas { max-width: 100%; vertical-align: middle; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3, h4 { line-height: 1.14; margin: 0 0 0.55em; font-weight: 660; letter-spacing: -0.02em; color: var(--navy); }
h1 { font-size: clamp(2.3rem, 5.2vw, 4rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.24rem; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }
::selection { background: rgba(0, 85, 164, 0.22); }

.container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
.mono { font-family: var(--font-mono); font-size: 0.92em; }
.muted { color: var(--text-muted); }
.small { font-size: 0.9rem; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--navy); color: #fff;
  padding: 10px 18px; border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600; z-index: 300;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  border-bottom: 1px solid var(--border);
}
.site-header::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(197,160,89,0.7), transparent);
  opacity: 0.8;
}
.header-inner { display: flex; align-items: center; gap: 28px; height: var(--header-h); }
.brand {
  display: inline-flex; align-items: center; gap: 11px;
  font-weight: 700; font-size: 1.16rem; color: var(--navy); letter-spacing: -0.01em;
}
.brand:hover { text-decoration: none; }
.brand .mark { flex: none; }
.brand em { font-style: normal; color: var(--gold-text); }

.main-nav { margin-left: auto; }
.main-nav ul { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.main-nav a {
  display: block; padding: 9px 14px; border-radius: var(--radius-sm);
  color: var(--text-soft); font-size: 0.95rem; font-weight: 500;
  transition: color 0.18s ease, background 0.18s ease;
}
.main-nav a:hover { color: var(--navy); background: var(--blue-soft); text-decoration: none; }
.main-nav a[aria-current="page"] { color: var(--gold-text); background: var(--gold-soft); }
.nav-cta { margin-left: 10px; }
.nav-toggle {
  display: none; margin-left: auto;
  background: none; border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  color: var(--navy); padding: 9px 11px; cursor: pointer;
}
.nav-toggle svg { display: block; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 24px; border-radius: 999px;
  font-family: var(--font-sans); font-size: 0.97rem; font-weight: 600;
  cursor: pointer; border: 1px solid transparent;
  transition: transform 0.18s var(--ease), box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--gold-light), var(--gold) 55%, var(--gold-dark));
  color: #1E2B38;
  box-shadow: 0 10px 26px -10px rgba(168, 130, 61, 0.65), 0 0 0 1px rgba(212,179,106,0.6) inset;
}
.btn-primary:hover { box-shadow: 0 14px 34px -10px rgba(168, 130, 61, 0.8), 0 0 22px -6px rgba(197,160,89,0.55); }
.btn-ghost {
  background: var(--card); border-color: var(--border-strong); color: var(--navy);
}
.btn-ghost:hover { background: var(--card-soft); border-color: var(--gold-border); }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }

/* ============================================================
   HERO — light, layered
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #F4F5F7 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  isolation: isolate;
}
.hero .blob {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: 0.55; z-index: -3;
  will-change: transform;
}
.hero .blob-1 {
  width: 640px; height: 640px; right: -160px; top: -220px;
  background: radial-gradient(circle at 35% 35%, rgba(197,160,89,0.4), rgba(197,160,89,0.1) 60%, transparent 75%);
  animation: blob-drift 22s ease-in-out infinite alternate;
}
.hero .blob-2 {
  width: 560px; height: 560px; left: -200px; top: 10%;
  background: radial-gradient(circle at 60% 40%, rgba(0,85,164,0.28), rgba(0,85,164,0.08) 60%, transparent 75%);
  animation: blob-drift 28s ease-in-out infinite alternate-reverse;
}
.hero .blob-3 {
  width: 420px; height: 420px; left: 42%; bottom: -240px;
  background: radial-gradient(circle at 50% 50%, rgba(0,51,102,0.16), transparent 70%);
  animation: blob-drift 26s ease-in-out infinite alternate;
}
@keyframes blob-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(60px, 40px, 0) scale(1.12); }
}
.hero::before {
  content: "";
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(0, 51, 102, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 51, 102, 0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(900px 620px at 50% 30%, rgba(0,0,0,0.9), transparent 80%);
  -webkit-mask-image: radial-gradient(900px 620px at 50% 30%, rgba(0,0,0,0.9), transparent 80%);
}
.hero .strips {
  position: absolute; inset: 0; z-index: -1;
  display: flex; justify-content: space-evenly;
  pointer-events: none;
}
.hero .strips span {
  width: 1px; height: 100%;
  background: linear-gradient(180deg, transparent, rgba(0,51,102,0.12) 30%, rgba(197,160,89,0.18) 60%, transparent);
}
#hero-canvas {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.hero-layout {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 48px;
  align-items: center;
  padding: clamp(66px, 9.5vw, 116px) 0 clamp(40px, 6vw, 72px);
}
.hero-kicker {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--gold-soft);
  border: 1px solid var(--gold-border);
  color: var(--gold-text);
  border-radius: 999px; padding: 7px 15px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  margin-bottom: 26px;
}
.hero-kicker .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gold-dark);
  box-shadow: 0 0 8px rgba(168,130,61,0.9);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.8); }
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line > span {
  display: block;
  transform: translateY(110%);
  animation: line-up 0.9s var(--ease) forwards;
}
.hero h1 .line:nth-child(2) > span { animation-delay: 0.12s; }
.hero h1 .line:nth-child(3) > span { animation-delay: 0.24s; }
@keyframes line-up { to { transform: translateY(0); } }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(110deg, var(--gold-dark) 5%, var(--gold) 35%, var(--gold-text) 60%, var(--gold-light) 95%);
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: -220% 0; } }
.hero-sub {
  font-size: clamp(1.05rem, 1.7vw, 1.2rem);
  color: var(--text-soft);
  max-width: 560px; margin-bottom: 32px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 22px; }
.hero-note { font-size: 0.88rem; color: var(--text-muted); }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-badges .chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--glass); border: 1px solid var(--border-strong);
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em;
  color: var(--text-soft);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.hero-badges .chip svg { color: var(--gold-dark); }

/* ---------- Hero visual: exchange mockup (kept dark = product shot) ---------- */
.hero-visual { position: relative; perspective: 1400px; }
.hero-visual .halo {
  position: absolute; inset: -12% -8%;
  background: radial-gradient(closest-side, rgba(197,160,89,0.28), transparent 72%);
  z-index: -1;
  animation: halo-breathe 7s ease-in-out infinite;
}
@keyframes halo-breathe { 0%,100% { opacity: 0.7; } 50% { opacity: 1; } }
.mockup {
  background: linear-gradient(165deg, #0E2036, #081426);
  border: 1px solid rgba(0, 51, 102, 0.5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop);
  overflow: hidden;
  transform: rotateX(4deg) rotateY(-7deg);
  transform-style: preserve-3d;
  transition: transform 0.35s var(--ease);
  will-change: transform;
}
.mockup-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 13px 18px;
  border-bottom: 1px solid rgba(148,163,184,0.16);
  background: rgba(4, 10, 20, 0.5);
}
.mockup-bar i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.mockup-bar i:nth-child(1) { background: #E36A6A; }
.mockup-bar i:nth-child(2) { background: var(--gold-light); }
.mockup-bar i:nth-child(3) { background: #3FBF95; }
.mockup-bar b {
  margin-left: auto; font-family: var(--font-mono); font-weight: 400;
  font-size: 0.72rem; letter-spacing: 0.1em; color: #8FA0B8; text-transform: uppercase;
}
.mockup-body { display: grid; grid-template-columns: 1.5fr 1fr; }
.mockup-chart { padding: 18px 6px 6px 18px; border-right: 1px solid rgba(148,163,184,0.16); }
.mockup-chart .pair {
  display: flex; align-items: baseline; gap: 10px;
  font-family: var(--font-mono); padding-right: 12px;
}
.mockup-chart .pair b { font-size: 1.02rem; color: #F1F5F9; letter-spacing: 0.02em; }
.mockup-chart .pair .tag-green { font-size: 0.72rem; }
.spark { width: 100%; height: auto; display: block; margin-top: 6px; }
.spark .grid-line { stroke: rgba(148,163,184,0.14); stroke-width: 1; }
.spark .area { fill: url(#sparkfill); opacity: 0.85; }
.spark .line {
  fill: none; stroke: var(--gold-light); stroke-width: 2.4;
  stroke-linecap: round; stroke-linejoin: round;
  filter: drop-shadow(0 0 6px rgba(212,179,106,0.6));
  stroke-dasharray: 620; stroke-dashoffset: 620;
  animation: spark-draw 2.6s 0.5s var(--ease) forwards;
}
.spark .dot-end {
  fill: var(--gold-light);
  filter: drop-shadow(0 0 8px rgba(212,179,106,0.9));
  opacity: 0; animation: fade-in 0.5s 2.8s forwards;
}
@keyframes spark-draw { to { stroke-dashoffset: 0; } }
@keyframes fade-in { to { opacity: 1; } }
.mockup-book { padding: 16px 18px; display: flex; flex-direction: column; gap: 7px; }
.mockup-book .bk-title {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: #8FA0B8; margin-bottom: 4px;
}
.ob-row { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px; position: relative; height: 20px; }
.ob-row .fill {
  position: absolute; right: 0; top: 2px; bottom: 2px;
  border-radius: 3px; transform-origin: right center;
  animation: ob-grow 1.1s var(--ease) both;
}
.ob-row.ask .fill { background: linear-gradient(90deg, transparent, rgba(227,106,106,0.3)); }
.ob-row.bid .fill { background: linear-gradient(90deg, transparent, rgba(63,191,149,0.3)); }
.ob-row .px { position: relative; font-family: var(--font-mono); font-size: 0.74rem; }
.ob-row.ask .px { color: #E88A8A; }
.ob-row.bid .px { color: #4ECCa3; }
.ob-row .sz { position: relative; font-family: var(--font-mono); font-size: 0.72rem; color: #8FA0B8; }
.ob-row:nth-child(2) .fill { animation-delay: 0.15s; } .ob-row:nth-child(3) .fill { animation-delay: 0.25s; }
.ob-row:nth-child(4) .fill { animation-delay: 0.35s; } .ob-row:nth-child(5) .fill { animation-delay: 0.45s; }
.ob-row:nth-child(6) .fill { animation-delay: 0.55s; } .ob-row:nth-child(7) .fill { animation-delay: 0.65s; }
.ob-row:nth-child(8) .fill { animation-delay: 0.75s; }
@keyframes ob-grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.ob-spread {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 2px; margin: 2px 0;
  border-block: 1px dashed rgba(148,163,184,0.22);
  font-family: var(--font-mono); font-size: 0.7rem; color: #8FA0B8;
}
.mockup-foot {
  display: flex; gap: 18px; padding: 12px 18px;
  border-top: 1px solid rgba(148,163,184,0.16);
  background: rgba(4, 10, 20, 0.45);
  font-family: var(--font-mono); font-size: 0.7rem; color: #8FA0B8;
}
.mockup-foot b { color: #4ECCa3; font-weight: 400; }
.mockup-note {
  text-align: right;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-muted); opacity: 0.85;
  margin-top: 12px;
}
.float-chip {
  position: absolute; z-index: 2;
  display: inline-flex; align-items: center; gap: 9px;
  padding: 10px 16px; border-radius: 14px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-strong);
  box-shadow: 0 14px 34px -12px rgba(15,35,60,0.35);
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.06em; color: var(--navy);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  animation: chip-float 6s ease-in-out infinite;
}
.float-chip svg { color: var(--gold-dark); }
.float-chip.fc-1 { top: -22px; left: -30px; animation-delay: 0s; }
.float-chip.fc-2 { bottom: 16%; right: -26px; animation-delay: 1.6s; }
.float-chip.fc-3 { bottom: -20px; left: 12%; animation-delay: 3.1s; }
@keyframes chip-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- Principles marquee ---------- */
.marquee {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,0.6);
  overflow: hidden;
  padding: 15px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track { display: flex; gap: 0; width: max-content; animation: marquee-scroll 36s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  display: inline-flex; align-items: center; gap: 26px;
  padding-right: 26px;
  font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--text-muted); white-space: nowrap;
}
.marquee-track span i {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--gold-dark); box-shadow: 0 0 6px rgba(168,130,61,0.8);
}
@keyframes marquee-scroll { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { padding: clamp(68px, 9.5vw, 112px) 0; position: relative; }
.section-alt {
  background:
    radial-gradient(900px 400px at 85% 0%, rgba(0,85,164,0.07), transparent 60%),
    radial-gradient(700px 380px at 8% 100%, rgba(197,160,89,0.09), transparent 60%),
    repeating-linear-gradient(135deg, rgba(0,51,102,0.035) 0 1px, transparent 1px 16px),
    #F2F3F5;
  border-block: 1px solid var(--border);
}
/* gold hairline accent at the top of every plain section */
.section:not(.section-alt)::before {
  content: "";
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: min(120px, 30%); height: 2px;
  background: linear-gradient(90deg, transparent, rgba(197,160,89,0.65), transparent);
}
.section-head { max-width: 720px; margin-bottom: 50px; }
.section-head.center { margin-inline: auto; text-align: center; }
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold-text);
  margin-bottom: 16px;
}
.kicker::before {
  content: ""; width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--gold-dark), transparent);
}
.section-head.center .kicker::before { display: none; }
.section-head p { color: var(--text-muted); font-size: 1.06rem; margin: 0; }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-card);
  transition: transform 0.24s var(--ease), border-color 0.24s ease, box-shadow 0.24s ease;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(197,160,89,0.13), transparent 55%);
  opacity: 0; transition: opacity 0.3s ease;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card:hover { transform: translateY(-4px); border-color: var(--gold-border); box-shadow: var(--shadow-pop); }
.card h3 { margin-top: 18px; }
.card p { color: var(--text-muted); margin-bottom: 0; font-size: 0.97rem; }
.card .icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 13px;
  background: linear-gradient(160deg, rgba(0,51,102,0.9), rgba(0,85,164,0.85));
  border: 1px solid rgba(0,51,102,0.6);
  color: var(--gold-light);
  box-shadow: 0 8px 20px -8px rgba(0,51,102,0.5);
}
.card ul { color: var(--text-muted); font-size: 0.96rem; margin: 0; padding-left: 20px; }
.card ul li { margin-bottom: 7px; }
.card ul li:last-child { margin-bottom: 0; }
.card-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 18px; font-weight: 600; font-size: 0.94rem; }

/* ---------- Bento ---------- */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: minmax(150px, auto); gap: 22px; }
.bento .card { display: flex; flex-direction: column; }
.bento .b-wide { grid-column: span 2; }
.bento .b-tall { grid-row: span 2; grid-column: span 2; }
.bento .card .art { margin: auto -30px -30px; }
.bento .card .art svg { display: block; width: 100%; height: auto; }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.stat { position: relative; background: var(--card); padding: 30px 24px; text-align: center; overflow: hidden; }
.stat::after {
  content: "";
  position: absolute; left: 20%; right: 20%; bottom: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0);
  transition: transform 0.7s var(--ease);
}
.stat.is-visible::after { transform: scaleX(1); }
.stat b {
  display: block; font-family: var(--font-mono);
  font-size: 1.65rem; font-weight: 700; color: var(--navy);
  margin-bottom: 6px; letter-spacing: -0.02em;
}
.stat span { color: var(--text-muted); font-size: 0.88rem; }

/* ---------- Split / panel ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split .kicker { margin-bottom: 12px; }
.split p { color: var(--text-muted); }
.check-list { list-style: none; margin: 22px 0 0; padding: 0; }
.check-list li { position: relative; padding-left: 34px; margin-bottom: 13px; color: var(--text-soft); }
.check-list li::before {
  content: "";
  position: absolute; left: 0; top: 3px; width: 21px; height: 21px; border-radius: 50%;
  background: var(--green-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230E8A63' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 12px no-repeat;
  border: 1px solid rgba(14, 138, 99, 0.4);
}

.panel {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.panel::before {
  content: "";
  position: absolute; top: -60px; right: -60px; width: 220px; height: 220px;
  background: radial-gradient(closest-side, rgba(197,160,89,0.18), transparent);
  pointer-events: none;
}
.panel-title {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.8rem; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--text-muted); margin-bottom: 20px;
}
.panel-title .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px rgba(14,138,99,0.8);
  animation: pulse 2.6s ease-in-out infinite;
}
.ledger-row {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  padding: 13px 2px;
  border-bottom: 1px dashed var(--border);
  font-family: var(--font-mono); font-size: 0.88rem;
  color: var(--text-soft);
}
.ledger-row:last-child { border-bottom: 0; }
.ledger-row .addr { color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 55%; }
.tag { display: inline-block; padding: 3px 11px; border-radius: 999px; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.04em; }
.tag-green { background: var(--green-soft); color: var(--green); border: 1px solid rgba(14, 138, 99, 0.4); }
.tag-gold { background: var(--gold-soft); color: var(--gold-text); border: 1px solid var(--gold-border); }
.tag-red { background: var(--red-soft); color: var(--red); border: 1px solid var(--red-border); }

.pipe { margin-top: 6px; }
.pipe-row { padding: 12px 0; border-bottom: 1px dashed var(--border); }
.pipe-row:last-child { border-bottom: 0; }
.pipe-row .meta {
  display: flex; justify-content: space-between; gap: 12px;
  font-family: var(--font-mono); font-size: 0.82rem; margin-bottom: 8px;
}
.pipe-row .meta .addr { color: var(--text-muted); }
.pipe-bar { height: 6px; border-radius: 4px; background: rgba(0,51,102,0.12); overflow: hidden; }
.pipe-bar i {
  display: block; height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
  box-shadow: 0 0 10px rgba(197,160,89,0.55);
  transform-origin: left center; transform: scaleX(var(--p, 0.4));
  transition: transform 1.2s var(--ease);
}
.pipe-row .done i { background: linear-gradient(90deg, #0B7052, #29A87F); box-shadow: 0 0 10px rgba(14,138,99,0.5); }

/* ---------- Steps ---------- */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; position: relative; }
.step {
  counter-increment: step;
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.25s ease, transform 0.25s var(--ease);
  overflow: hidden;
}
.step:hover { border-color: var(--gold-border); transform: translateY(-3px); }
.step::after {
  content: counter(step, decimal-leading-zero);
  position: absolute; right: 14px; top: 2px;
  font-family: var(--font-mono); font-size: 4.4rem; font-weight: 700;
  color: rgba(0,51,102,0.07); line-height: 1;
  pointer-events: none;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-weight: 700; font-size: 0.95rem; color: var(--gold-text);
  display: inline-block; margin-bottom: 16px; padding: 5px 13px;
  border: 1px solid var(--gold-border); border-radius: 999px;
  background: var(--gold-soft);
}
.step h3 { font-size: 1.08rem; }
.step p { color: var(--text-muted); font-size: 0.95rem; margin: 0; }

/* ---------- Callouts ---------- */
.callout {
  border-radius: var(--radius); padding: 22px 26px;
  border: 1px solid var(--border-strong);
  background: var(--card);
  box-shadow: var(--shadow-card);
  display: flex; gap: 16px; align-items: flex-start;
}
.callout + .callout { margin-top: 18px; }
.callout .icon { flex: none; margin-top: 2px; color: var(--blue); }
.callout p { margin: 0; color: var(--text-soft); font-size: 0.97rem; }
.callout strong { color: var(--navy); }
.callout-warn { border-color: var(--red-border); background: linear-gradient(180deg, rgba(194,43,43,0.07), rgba(194,43,43,0.03)), var(--card); }
.callout-warn .icon { color: var(--red); }
.callout-gold { border-color: var(--gold-border); background: linear-gradient(180deg, rgba(197,160,89,0.12), rgba(197,160,89,0.04)), var(--card); }
.callout-gold .icon { color: var(--gold-dark); }

/* ---------- Risk strip ---------- */
.risk-strip { background: #F3E4E4; border-top: 1px solid var(--red-border); padding: 18px 0; }
.risk-strip p { margin: 0; font-size: 0.85rem; color: #6B3535; }
.risk-strip strong { color: var(--red); }
.risk-strip a { color: #8A3030; text-decoration: underline; }

/* ---------- Accordion ---------- */
.accordion { display: grid; gap: 14px; }
details.qa {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease;
}
details.qa[open] { border-color: var(--gold-border); }
details.qa summary {
  cursor: pointer; list-style: none;
  padding: 20px 56px 20px 24px;
  font-weight: 600; position: relative; color: var(--navy);
}
details.qa summary::-webkit-details-marker { display: none; }
details.qa summary::after {
  content: "";
  position: absolute; right: 22px; top: 50%; width: 20px; height: 20px;
  transform: translateY(-50%);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A8823D' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center / contain no-repeat;
  transition: transform 0.25s var(--ease);
}
details.qa[open] summary::after { transform: translateY(-50%) rotate(45deg); }
details.qa .qa-body { padding: 0 24px 22px; color: var(--text-muted); font-size: 0.97rem; }
details.qa .qa-body p:last-child { margin-bottom: 0; }

/* ---------- Prose ---------- */
.prose { max-width: 800px; }
.prose h2 { margin-top: 2.2em; scroll-margin-top: calc(var(--header-h) + 24px); }
.prose h3 { margin-top: 1.7em; }
.prose ul, .prose ol { color: var(--text-soft); padding-left: 24px; }
.prose li { margin-bottom: 9px; }
.prose blockquote {
  margin: 1.6em 0; padding: 18px 24px;
  border-left: 3px solid var(--gold);
  background: var(--gold-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-soft);
}
.prose blockquote p { margin: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.4em 0; font-size: 0.95rem; background: var(--card); border-radius: var(--radius-sm); overflow: hidden; }
.prose th, .prose td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.prose th { color: #fff; background: var(--navy); font-family: var(--font-mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; }
.prose td { color: var(--text-soft); }
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  /* scroll shadows: hint that there is more table to the side */
  background:
    linear-gradient(90deg, var(--card) 30%, transparent) left / 36px 100% no-repeat local,
    linear-gradient(270deg, var(--card) 30%, transparent) right / 36px 100% no-repeat local,
    linear-gradient(90deg, rgba(15,35,60,0.18), transparent) left / 14px 100% no-repeat scroll,
    linear-gradient(270deg, rgba(15,35,60,0.18), transparent) right / 14px 100% no-repeat scroll;
  border-radius: var(--radius-sm);
}
.table-wrap table { background: transparent; }

.toc {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 22px 26px;
  margin: 30px 0 44px;
}
.toc b { display: block; margin-bottom: 12px; font-family: var(--font-mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }
.toc ol { margin: 0; padding-left: 22px; columns: 2; column-gap: 40px; }
.toc li { margin-bottom: 8px; }
.toc a { color: var(--text-soft); }
.toc a:hover { color: var(--blue); }

/* ---------- Page hero (interior) ---------- */
.page-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #F4F5F7 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  padding: clamp(56px, 8.5vw, 96px) 0;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(760px 340px at 85% -10%, rgba(197, 160, 89, 0.18), transparent 62%),
    radial-gradient(560px 300px at 5% 110%, rgba(0, 85, 164, 0.12), transparent 62%);
}
.page-hero::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(0, 51, 102, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 51, 102, 0.06) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(640px 380px at 78% 20%, rgba(0,0,0,0.9), transparent 78%);
  -webkit-mask-image: radial-gradient(640px 380px at 78% 20%, rgba(0,0,0,0.9), transparent 78%);
}
.page-hero .container { position: relative; }
.page-hero h1 { max-width: 820px; }
.page-hero .lede { font-size: 1.14rem; color: var(--text-soft); max-width: 690px; margin: 0; }
.page-hero .hero-emblem {
  position: absolute; right: 0; top: 50%;
  transform: translateY(-50%);
  width: clamp(180px, 22vw, 300px);
  opacity: 0.95;
  pointer-events: none;
  filter: drop-shadow(0 20px 40px rgba(15,35,60,0.3));
  animation: emblem-float 8s ease-in-out infinite;
}
@keyframes emblem-float {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 12px)); }
}
.hero-emblem .ring { transform-origin: 110px 110px; }
.hero-emblem .ring-slow { animation: ring-spin 46s linear infinite; }
.hero-emblem .ring-fast { animation: ring-spin 28s linear infinite reverse; }
.hero-emblem .orbit {
  transform-origin: 110px 110px;
  animation: ring-spin 14s linear infinite;
  filter: drop-shadow(0 0 5px rgba(168,130,61,0.9));
}
@keyframes ring-spin { to { transform: rotate(360deg); } }
.breadcrumb {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted);
  margin-bottom: 20px; letter-spacing: 0.03em;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb .sep { margin: 0 8px; color: var(--border-strong); }

/* ---------- Whitepaper cards ---------- */
.paper {
  display: grid; grid-template-columns: 96px 1fr; gap: 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 30px;
  transition: border-color 0.2s ease, transform 0.24s var(--ease), box-shadow 0.24s ease;
}
.paper:hover { border-color: var(--gold-border); transform: translateY(-3px); box-shadow: var(--shadow-pop); }
.paper-badge {
  width: 96px; height: 122px; border-radius: 10px;
  background: linear-gradient(160deg, var(--navy), var(--navy-deep));
  border: 1px solid rgba(0,51,102,0.5);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.68rem; color: #B8C6D8;
  text-transform: uppercase; letter-spacing: 0.08em;
  box-shadow: 0 10px 24px -12px rgba(0,35,71,0.6);
}
.paper-badge svg { color: var(--gold-light); }
.paper h3 { margin-bottom: 6px; }
.paper .meta { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted); margin-bottom: 12px; }
.paper p { color: var(--text-muted); font-size: 0.96rem; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 7px; color: var(--navy); }
input[type="text"], input[type="email"], select, textarea {
  width: 100%;
  background: #FDFDFE;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-sans); font-size: 0.98rem;
  padding: 13px 15px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 85, 164, 0.16);
}
textarea { min-height: 140px; resize: vertical; }
.form-note { font-size: 0.85rem; color: var(--text-muted); }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='48' viewBox='0 0 56 48'%3E%3Cpath d='M14 0 28 8v16l-14 8L0 24V8Zm28 24 14 8v16H28V32Z' fill='none' stroke='rgba(255,255,255,0.05)'/%3E%3C/svg%3E"),
    linear-gradient(165deg, var(--navy) 0%, var(--navy-deep) 60%, #001A33 100%);
  border-block: 1px solid var(--border);
  text-align: center;
  padding: clamp(72px, 10vw, 110px) 0;
  isolation: isolate;
}
.cta-band::before {
  content: "";
  position: absolute; left: 50%; bottom: -46%; width: 900px; height: 900px; z-index: -1;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(197,160,89,0.22), transparent 70%);
}
.cta-band::after {
  content: "";
  position: absolute; left: 50%; bottom: -320px; width: 640px; height: 640px; z-index: -1;
  transform: translateX(-50%);
  border-radius: 50%;
  border: 1px solid rgba(197,160,89,0.35);
  box-shadow: 0 0 0 60px rgba(197,160,89,0.05), 0 0 0 130px rgba(197,160,89,0.03);
}
.cta-band h2 { max-width: 680px; margin-inline: auto; color: #fff; }
.cta-band p { color: #B8C6D8; max-width: 560px; margin: 0 auto 32px; }
.cta-band .btn-ghost { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.3); color: #fff; }
.cta-band .btn-ghost:hover { background: rgba(255,255,255,0.16); border-color: var(--gold-border); }

/* ---------- Footer (navy) ---------- */
.site-footer {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='48' viewBox='0 0 56 48'%3E%3Cpath d='M14 0 28 8v16l-14 8L0 24V8Zm28 24 14 8v16H28V32Z' fill='none' stroke='rgba(255,255,255,0.05)'/%3E%3C/svg%3E"),
    linear-gradient(180deg, var(--navy), var(--navy-deep));
  border-top: 3px solid var(--gold);
  padding: 64px 0 0;
}
.site-footer .brand { color: #fff; }
.site-footer .brand em { color: var(--gold-light); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 46px; }
.footer-brand p { color: #B8C6D8; font-size: 0.92rem; max-width: 310px; margin-top: 16px; }
.footer-col b {
  display: block; font-family: var(--font-mono); font-size: 0.78rem;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--gold-light); margin-bottom: 16px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: #D3DEEA; font-size: 0.94rem; }
.footer-col a:hover { color: var(--gold-light); }
.footer-legal {
  border-top: 1px solid rgba(255,255,255,0.14);
  padding: 22px 0;
  display: flex; flex-wrap: wrap; gap: 12px 28px;
  align-items: center; justify-content: space-between;
  font-size: 0.84rem; color: #9DB0C4;
}
.footer-legal a { color: #9DB0C4; }
.footer-legal a:hover { color: var(--gold-light); }

/* ---------- Live markets board ---------- */
.market-board {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.market-head, .market-row {
  display: grid;
  grid-template-columns: 34px minmax(150px, 1.5fr) 120px minmax(90px, 1fr) 84px minmax(100px, 1fr);
  gap: 16px;
  align-items: center;
  padding: 13px 22px;
}
.market-head {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted);
  background: var(--card-soft);
  border-bottom: 1px solid var(--border);
}
.market-row { border-bottom: 1px solid var(--border); transition: background 0.18s ease; }
.market-row:last-child { border-bottom: 0; }
.market-row:hover { background: rgba(0, 85, 164, 0.05); }
.mk-rank { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted); }
.mk-coin { display: flex; align-items: center; gap: 12px; min-width: 0; }
.mk-chip {
  flex: none;
  width: 34px; height: 34px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.62rem; font-weight: 700;
  color: #fff; letter-spacing: 0.02em;
  background: var(--navy);
  box-shadow: 0 4px 10px -4px rgba(15, 35, 60, 0.5);
}
.mk-name { min-width: 0; }
.mk-name b { display: block; color: var(--navy); font-size: 0.95rem; line-height: 1.25; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mk-name span { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-muted); letter-spacing: 0.08em; }
.mk-spark svg { display: block; width: 110px; height: 34px; }
.mk-spark polyline { fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.mk-num { text-align: right; font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 0.9rem; color: var(--text); white-space: nowrap; }
.mk-chg { font-weight: 700; }
.mk-up { color: var(--green); }
.mk-down { color: var(--red); }
.mk-cap { color: var(--text-muted); font-size: 0.84rem; }
.market-foot {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px;
  padding: 12px 22px;
  border-top: 1px solid var(--border);
  background: var(--card-soft);
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted);
}
.market-fallback { margin: 0; padding: 30px 22px; color: var(--text-muted); }
@keyframes mk-flash { from { background: rgba(197,160,89,0.14); } to { background: transparent; } }
.market-row.mk-flash { animation: mk-flash 0.9s ease-out; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; } .reveal-d2 { transition-delay: 0.16s; } .reveal-d3 { transition-delay: 0.24s; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero .blob, .hero-kicker .dot, .panel-title .dot, .float-chip,
  .marquee-track, .hero h1 em, .halo, .page-hero .hero-emblem,
  .hero-emblem .ring, .hero-emblem .orbit { animation: none !important; }
  .hero h1 .line > span { transform: none; animation: none; }
  .spark .line { stroke-dasharray: none; stroke-dashoffset: 0; animation: none; }
  .spark .dot-end { opacity: 1; animation: none; }
  .ob-row .fill { animation: none; transform: scaleX(1); }
  .mockup { transform: none; }
  #hero-canvas { display: none; }
  * { transition-duration: 0.01ms !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero-layout { grid-template-columns: 1fr; gap: 56px; }
  .hero-visual { max-width: 620px; margin-inline: auto; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 38px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento .b-tall { grid-column: span 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-hero .hero-emblem { opacity: 0.2; }
}
@media (max-width: 900px) {
  .market-head, .market-row { grid-template-columns: 26px minmax(120px, 1.6fr) minmax(84px, 1fr) 74px; gap: 12px; padding: 12px 16px; }
  .mk-spark, .mk-spark-h, .mk-cap, .mk-cap-h { display: none; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  body::before { display: none; }

  /* markets: table becomes stacked cards */
  .market-head { display: none; }
  .market-row {
    grid-template-columns: 40px 1fr auto;
    grid-template-areas:
      "chip name price"
      "chip sym  chg";
    gap: 2px 12px;
    padding: 14px 16px;
  }
  .market-row .mk-rank { display: none; }
  .market-row .mk-coin { display: contents; }
  .market-row .mk-chip { grid-area: chip; align-self: center; width: 38px; height: 38px; font-size: 0.66rem; }
  .market-row .mk-name { display: contents; }
  .market-row .mk-name b { grid-area: name; font-size: 0.98rem; align-self: end; }
  .market-row .mk-name span { grid-area: sym; align-self: start; }
  .market-row .mk-price { grid-area: price; font-size: 1rem; align-self: end; }
  .market-row .mk-chg { grid-area: chg; font-size: 0.84rem; align-self: start; }
  .market-foot { flex-direction: column; gap: 4px; padding: 10px 16px; }

  /* content tables: tighter on small screens */
  .prose table { font-size: 0.85rem; }
  .prose th, .prose td { padding: 9px 10px; }
  .grid-2, .grid-3, .grid-4, .bento { grid-template-columns: 1fr; }
  .bento .b-wide, .bento .b-tall { grid-column: auto; }
  .stats { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .toc ol { columns: 1; }
  .paper { grid-template-columns: 1fr; }
  .paper-badge { width: 76px; height: 96px; }
  .float-chip { display: none; }
  .mockup { transform: none; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    display: none;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
    box-shadow: 0 20px 40px -20px rgba(15,35,60,0.3);
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .main-nav a { padding: 13px 14px; font-size: 1.02rem; }
  .nav-cta { margin: 10px 0 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .page-hero .hero-emblem { display: none; }
}