/* ─── Umbrella · light design system ─────────────────────────────────
   Warm paper white, ink primaries, serif display, mono data.        */
:root {
  --bg: #faf9f6;
  --surface: #ffffff;
  --raised: #f3f1ec;
  --border: #e7e4dc;
  --border-hi: #d5d1c6;
  --ink: #171610;
  --text: #22211b;
  --dim: #6d6a5e;
  --faint: #a29e90;
  --accent: #b97d10;
  --accent-soft: #f6ead2;
  --green: #0f9a63;
  --amber: #b97d10;
  --red: #cc4b4b;
  --ease: cubic-bezier(0.25, 1, 0.5, 1);
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --serif: "Instrument Serif", Georgia, serif;
  --shadow-soft: 0 1px 2px rgba(23, 22, 16, 0.05), 0 8px 28px -8px rgba(23, 22, 16, 0.1);
  --shadow-float: 0 2px 4px rgba(23, 22, 16, 0.05), 0 24px 60px -16px rgba(23, 22, 16, 0.18);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.mono { font-family: var(--mono); font-size: 0.9em; letter-spacing: -0.01em; }
h1 em, h2 em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: 0; }
a { color: var(--ink); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
.accent-text { color: var(--accent); }

main { max-width: 1140px; margin: 0 auto; padding: 0 28px; }
section { margin-bottom: 130px; }

.dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; }
.dot-green { background: var(--green); box-shadow: 0 0 0 3px rgba(15, 154, 99, 0.14); }
.dot-amber { background: var(--amber); box-shadow: 0 0 0 3px rgba(185, 125, 16, 0.14); }

/* ─── Header ──────────────────────────────────────────────────────── */
#site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(250, 249, 246, 0.7);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease);
}
#site-header.scrolled { border-bottom-color: var(--border); }
.header-inner {
  max-width: 1140px; margin: 0 auto; padding: 16px 28px;
  display: flex; align-items: center; gap: 34px;
}
.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; }
.brand:hover .brand-name { color: var(--ink); }
.brand-mark { fill: var(--ink); }
.brand-name { font-weight: 700; font-size: 1rem; letter-spacing: -0.02em; color: var(--ink); }
.header-nav { display: flex; gap: 4px; margin-right: auto; }
.header-nav a {
  color: var(--dim); text-decoration: none; font-size: 0.88rem; font-weight: 500;
  padding: 6px 12px; border-radius: 8px;
  transition: color 0.15s, background 0.15s;
}
.header-nav a:hover { color: var(--ink); background: var(--raised); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.nav-x {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 9px; color: var(--dim);
  transition: color 0.15s, background 0.15s;
}
.nav-x:hover { color: var(--ink); background: var(--raised); }
.net-chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.72rem; color: var(--dim); white-space: nowrap;
}

/* ─── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--border-hi); border-radius: 10px;
  background: var(--surface); color: var(--ink);
  padding: 10px 18px; font: inherit; font-size: 0.9rem; font-weight: 600;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background 0.15s var(--ease), border-color 0.15s, color 0.15s,
              transform 0.15s var(--ease), box-shadow 0.15s var(--ease), opacity 0.15s;
}
.btn:hover:not(:disabled) { border-color: var(--faint); transform: translateY(-1px); box-shadow: var(--shadow-soft); color: var(--ink); }
.btn:active:not(:disabled) { transform: translateY(0); box-shadow: none; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary { background: var(--ink); border-color: var(--ink); color: #fdfcf9; }
.btn-primary:hover:not(:disabled) { background: #000; border-color: #000; color: #fff; box-shadow: 0 6px 20px -6px rgba(23, 22, 16, 0.4); }
.btn-ghost { border-color: transparent; background: transparent; color: var(--dim); }
.btn-ghost:hover:not(:disabled) { color: var(--ink); background: var(--raised); box-shadow: none; transform: none; }
.btn-lg { padding: 13px 24px; font-size: 0.95rem; border-radius: 11px; }
.btn-lg .arrow { display: inline-block; transition: transform 0.2s var(--ease); }
.btn-lg:hover .arrow { transform: translateX(3px); }
.btn-block { width: 100%; margin-top: 12px; }
.btn-icon { padding: 6px 10px; border-color: transparent; background: transparent; color: var(--faint); }
.btn-icon:hover:not(:disabled) { color: var(--ink); background: var(--raised); transform: none; box-shadow: none; }
.btn-chip { padding: 8px 11px; font-size: 0.68rem; color: var(--dim); border-color: var(--border); background: transparent; }
.btn-chip:hover:not(:disabled) { color: var(--accent); transform: none; box-shadow: none; }

/* ─── Hero ────────────────────────────────────────────────────────── */
.hero {
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center;
  padding: 110px 0 96px; margin-bottom: 0;
}
.kicker {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.14em; color: var(--dim); margin-bottom: 30px;
}
.kicker-mark { color: var(--accent); font-size: 0.9rem; }
.hero h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(3.4rem, 7.5vw, 5.8rem);
  letter-spacing: -0.02em; line-height: 0.98; color: var(--ink);
  margin-bottom: 30px;
}
.hero h1 em { color: var(--accent); }
.hero-sub { max-width: 480px; color: var(--dim); font-size: 1.08rem; line-height: 1.75; margin-bottom: 40px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* Hero widget — a live position preview */
.hero-visual { position: relative; }
.widget {
  position: relative; z-index: 2;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 18px; padding: 26px; box-shadow: var(--shadow-float);
  animation: float 7s ease-in-out infinite;
}
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
.widget-shadow {
  position: absolute; z-index: 1; left: 8%; right: 8%; bottom: -14px; height: 30px;
  background: radial-gradient(50% 100% at 50% 0%, rgba(23, 22, 16, 0.1), transparent 70%);
  filter: blur(6px);
  animation: shadow-breathe 7s ease-in-out infinite;
}
@keyframes shadow-breathe { 0%, 100% { opacity: 1; transform: scaleX(1); } 50% { opacity: 0.6; transform: scaleX(0.94); } }
.widget-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 14px; }
.widget-title { font-size: 0.78rem; color: var(--faint); }
.widget-sym { font-weight: 700; color: var(--ink); font-size: 0.9rem; margin-right: 2px; }
.widget-price { font-size: 2.3rem; font-weight: 500; color: var(--ink); letter-spacing: -0.03em; margin-bottom: 18px; transition: color 0.6s; }
.widget-rows { border-top: 1px solid var(--border); }
.widget-row {
  display: flex; justify-content: space-between; padding: 11px 0;
  border-bottom: 1px solid var(--border); font-size: 0.86rem; color: var(--dim);
}
.widget-row span:last-child { color: var(--ink); }
.widget-row .accent-text { color: var(--accent); font-weight: 500; }
.widget-meter { height: 5px; border-radius: 999px; background: var(--raised); margin: 18px 0 12px; overflow: hidden; }
.widget-meter-fill {
  height: 100%; width: 0; border-radius: 999px;
  background: linear-gradient(90deg, var(--green), #6fc596);
  animation: meter-in 1.4s var(--ease) 0.6s forwards;
}
@keyframes meter-in { to { width: 40%; } }
.widget-note { font-size: 0.72rem; color: var(--faint); }

/* ─── Sub-page scaffolding ────────────────────────────────────────── */
.page-head { padding: 60px 0 40px; }
.page-head h1 {
  font-family: var(--serif); font-weight: 400; font-size: clamp(2.6rem, 5vw, 3.6rem);
  letter-spacing: -0.02em; color: var(--ink); margin-bottom: 10px;
}
.page-head p { color: var(--dim); max-width: 60ch; }
.page-head-note { display: block; margin-top: 10px; font-size: 0.68rem; color: var(--faint); letter-spacing: 0.1em; }
.page-footnote { margin: 28px 0 90px; color: var(--dim); font-size: 0.9rem; }
.header-nav a.active { color: var(--ink); background: var(--raised); }

/* ─── Swap (buy page) ─────────────────────────────────────────────── */
.swap-layout { display: grid; grid-template-columns: 1fr 0.8fr; gap: 40px; align-items: start; margin-bottom: 100px; }
.swap-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 28px; box-shadow: var(--shadow-float);
}
.swap-card h3 { font-size: 0.66rem; font-weight: 500; color: var(--faint); letter-spacing: 0.14em; margin-bottom: 12px; }
.swap-input-row {
  display: flex; align-items: center; gap: 12px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--bg);
  padding: 14px 16px; transition: border-color 0.15s;
}
.swap-input-row:focus-within { border-color: var(--ink); }
.swap-input-row input {
  flex: 1; min-width: 0; border: none; background: transparent; outline: none;
  font-family: var(--mono); font-size: 1.5rem; color: var(--ink);
}
.swap-input-row input::-webkit-outer-spin-button,
.swap-input-row input::-webkit-inner-spin-button { -webkit-appearance: none; }
.swap-input-row input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
.swap-asset { font-size: 0.95rem; font-weight: 500; color: var(--dim); }
.swap-output { flex: 1; font-size: 1.5rem; color: var(--ink); }
.swap-select {
  border: 1px solid var(--border); border-radius: 9px; background: var(--surface);
  padding: 8px 12px; font-size: 0.9rem; color: var(--ink); cursor: pointer; outline: none;
}
.swap-select:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.swap-balance {
  display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--faint);
  padding: 8px 4px 0; margin-bottom: 18px;
}
.swap-divider { display: flex; justify-content: center; margin: 2px 0 18px; }
.swap-arrow {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--surface); border: 1px solid var(--border); color: var(--dim);
  box-shadow: var(--shadow-soft);
}
.swap-details { border-top: 1px solid var(--border); margin-top: 6px; padding-top: 14px; }
.swap-detail-row {
  display: flex; justify-content: space-between; gap: 14px;
  font-size: 0.8rem; color: var(--dim); margin-bottom: 7px;
}
.swap-detail-row span:last-child { color: var(--ink); text-align: right; }
.swap-note { font-size: 0.74rem; color: var(--faint); margin-top: 14px; }
.swap-aside h3 { font-size: 0.98rem; font-weight: 700; color: var(--ink); margin: 22px 0 6px; }
.swap-aside h3:first-child { margin-top: 6px; }
.swap-aside p { color: var(--dim); font-size: 0.88rem; max-width: 46ch; }

/* ─── Docs prose ──────────────────────────────────────────────────── */
.docs-prose { max-width: 720px; }
.docs-prose h2 {
  font-family: var(--serif); font-weight: 400; font-size: 2rem;
  color: var(--ink); letter-spacing: -0.02em; margin-bottom: 14px;
}
.docs-prose p { color: var(--dim); margin-bottom: 14px; }
.docs-prose ul { list-style: none; }
.docs-prose li {
  color: var(--dim); font-size: 0.92rem; padding: 12px 0 12px 0;
  border-top: 1px solid var(--border);
}
.docs-prose li strong { color: var(--ink); }
.addr-table td a { font-size: 0.76rem; text-decoration: none; color: var(--dim); }
.addr-table td a:hover { color: var(--accent); }
.status-open { color: var(--green); }

/* ─── Stats strip ─────────────────────────────────────────────────── */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--border);
  margin-top: 0; margin-bottom: 130px; padding: 8px 0;
}
.stat { padding: 28px 26px 28px 0; display: flex; flex-direction: column; gap: 7px; }
.stat + .stat { border-left: 1px solid var(--border); padding-left: 26px; }
.stat-label {
  font-family: var(--mono); color: var(--faint); font-size: 0.66rem;
  font-weight: 500; text-transform: uppercase; letter-spacing: 0.14em;
}
.stat-value { font-size: 1.6rem; font-weight: 500; color: var(--ink); letter-spacing: -0.02em; }

/* ─── Sections ────────────────────────────────────────────────────── */
.section-head {
  margin-bottom: 32px; display: flex; align-items: baseline;
  justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.section-head h2, .shelter h2 {
  font-family: var(--serif); font-weight: 400; font-size: 2.6rem;
  letter-spacing: -0.02em; color: var(--ink); line-height: 1.05;
}
.section-head h2 em, .shelter h2 em { color: var(--accent); }
.section-sub { color: var(--faint); font-size: 0.68rem; letter-spacing: 0.12em; }

/* ─── Market cards ────────────────────────────────────────────────── */
.markets-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.market-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 22px; cursor: pointer; text-align: left; width: 100%;
  font: inherit; color: inherit; position: relative;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
  opacity: 0; transform: translateY(10px);
  animation: card-in 0.5s var(--ease) forwards;
}
@keyframes card-in { to { opacity: 1; transform: translateY(0); } }
.market-card::after {
  content: "→"; position: absolute; top: 20px; right: 20px;
  color: var(--faint); font-size: 0.9rem; opacity: 0; transform: translateX(-4px);
  transition: opacity 0.18s, transform 0.18s var(--ease);
}
.market-card:hover { border-color: var(--border-hi); transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.market-card:hover::after { opacity: 1; transform: translateX(0); }
.market-card.selected { border-color: var(--ink); box-shadow: var(--shadow-soft); }
.market-card.selected::after { content: "✓"; color: var(--green); opacity: 1; transform: none; }
.market-top { display: flex; align-items: baseline; gap: 8px; }
.market-symbol { font-weight: 700; font-size: 0.98rem; color: var(--ink); letter-spacing: -0.01em; }
.market-name { color: var(--faint); font-size: 0.78rem; }
.market-price {
  font-family: var(--mono); font-size: 1.6rem; font-weight: 500; color: var(--ink);
  letter-spacing: -0.02em; margin: 10px 0 14px; transition: color 0.6s;
}
.market-price.tick-up { color: var(--green); }
.market-price.tick-down { color: var(--red); }
.market-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 0.68rem; color: var(--faint); letter-spacing: 0.02em;
}
.status { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; }
.status-live { color: var(--green); }
.status-closed { color: var(--amber); }

.skeleton {
  border: 1px solid var(--border); border-radius: 14px;
  height: 130px; position: relative; overflow: hidden; background: var(--surface);
}
.skeleton::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 35%, rgba(23, 22, 16, 0.035) 50%, transparent 65%);
  animation: shimmer 1.6s infinite;
}
@keyframes shimmer { from { transform: translateX(-100%); } to { transform: translateX(100%); } }

/* ─── Position panel ──────────────────────────────────────────────── */
.position-panel { scroll-margin-top: 92px; }
.panel-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 30px; box-shadow: var(--shadow-float);
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.position-panel.open .panel-card { opacity: 1; transform: translateY(0); }
.panel-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; gap: 12px; }
.panel-header h2 { font-size: 1.35rem; font-weight: 700; color: var(--ink); letter-spacing: -0.02em; }
.panel-summary { color: var(--dim); font-size: 0.87rem; margin-top: 4px; }
.panel-summary strong { color: var(--amber); font-weight: 600; }
.panel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }

.action-card { border: 1px solid var(--border); border-radius: 14px; padding: 24px; background: var(--bg); }
.action-card h3 { font-size: 0.68rem; font-weight: 500; color: var(--faint); letter-spacing: 0.14em; margin-bottom: 18px; }
.balance-line { display: flex; justify-content: space-between; font-size: 0.86rem; color: var(--dim); margin-bottom: 8px; }
.balance-line span:last-child { color: var(--ink); }
.divider { height: 1px; background: var(--border); margin: 20px 0 8px; }

.input-row { display: flex; gap: 8px; margin-top: 14px; }
.input-row input {
  flex: 1; min-width: 0; background: var(--surface); border: 1px solid var(--border);
  border-radius: 9px; padding: 10px 13px; color: var(--ink);
  font-family: var(--mono); font-size: 0.9rem; outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input-row input:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(23, 22, 16, 0.06); }
.input-row input::placeholder { color: var(--faint); }
.input-row input::-webkit-outer-spin-button,
.input-row input::-webkit-inner-spin-button { -webkit-appearance: none; }
.input-row input[type="number"] { -moz-appearance: textfield; appearance: textfield; }

.slider-row { display: flex; align-items: center; gap: 14px; margin: 18px 0 16px; }
.slider-row input[type="range"] {
  flex: 1; -webkit-appearance: none; appearance: none; height: 4px; border-radius: 999px;
  background: linear-gradient(90deg, var(--ink) var(--fill, 0%), var(--border) var(--fill, 0%));
  outline: none; cursor: pointer;
}
.slider-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 17px; height: 17px; border-radius: 50%;
  background: var(--ink); border: 3px solid var(--surface);
  box-shadow: 0 1px 6px rgba(23, 22, 16, 0.3); cursor: grab;
  transition: transform 0.12s;
}
.slider-row input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.18); }
.slider-row input[type="range"]::-moz-range-thumb {
  width: 17px; height: 17px; border-radius: 50%;
  background: var(--ink); border: 3px solid var(--surface); cursor: grab;
}
#borrow-preview { min-width: 118px; text-align: right; font-size: 0.86rem; color: var(--ink); font-weight: 500; }

.health-block { margin-bottom: 8px; }
.health-line { display: flex; justify-content: space-between; font-size: 0.86rem; color: var(--dim); margin-bottom: 10px; }
.health { font-weight: 600; }
.health-good { color: var(--green); }
.health-warn { color: var(--amber); }
.health-bad { color: var(--red); }
.health-meter { position: relative; height: 4px; margin-bottom: 12px; }
.health-track {
  position: absolute; inset: 0; border-radius: 999px;
  background: linear-gradient(90deg, var(--red), #dfa63d 40%, var(--green) 75%);
  opacity: 0.55;
}
.health-marker {
  position: absolute; top: 50%; left: 100%;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--ink); border: 3px solid var(--surface);
  box-shadow: 0 1px 5px rgba(23, 22, 16, 0.3);
  transform: translate(-50%, -50%);
  transition: left 0.4s var(--ease);
}
.liq-line { font-size: 0.78rem; color: var(--faint); min-height: 1.3em; }

/* ─── Shelter (weekend problem) ───────────────────────────────────── */
.shelter {
  display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: 22px;
  padding: 56px;
}
.shelter h2 { margin-bottom: 20px; }
.shelter .kicker { margin-bottom: 18px; }
.shelter p { color: var(--dim); font-size: 0.95rem; margin-bottom: 14px; max-width: 46ch; }
.shelter p strong { color: var(--ink); }
.shelter-chart svg { width: 100%; height: auto; display: block; }
.chart-closed { fill: var(--accent-soft); opacity: 0.55; }
.chart-label-closed { fill: var(--amber); font-size: 10px; letter-spacing: 0.14em; font-family: var(--mono); }
.chart-umbrella { font-size: 44px; }
.chart-label-paused { fill: var(--dim); font-size: 10px; font-family: var(--mono); }
.chart-label { fill: var(--faint); font-size: 10px; letter-spacing: 0.1em; font-family: var(--mono); }
.chart-line {
  fill: none; stroke: var(--ink); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 400; stroke-dashoffset: 400;
}
.reveal.visible ~ .shelter-chart .chart-line,
.shelter-chart.visible .chart-line { animation: draw 1.4s var(--ease) 0.2s forwards; }
.shelter-chart.visible .chart-line-gap { animation-delay: 1s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.chart-gap-drop { stroke: var(--red); stroke-width: 1.5; stroke-dasharray: 5 5; opacity: 0.6; }
.chart-dot { fill: var(--ink); }
.chart-dot-open { fill: var(--red); }

/* ─── How it works ────────────────────────────────────────────────── */
.how-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 44px; }
.how-card { border-top: 1px solid var(--border-hi); padding-top: 24px; }
.how-num { display: block; font-size: 0.7rem; color: var(--accent); letter-spacing: 0.14em; margin-bottom: 16px; }
.how-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--ink); margin-bottom: 8px; letter-spacing: -0.01em; }
.how-card p { color: var(--dim); font-size: 0.9rem; }

/* ─── Parameters table ────────────────────────────────────────────── */
.params-wrap {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  overflow-x: auto; box-shadow: var(--shadow-soft);
}
.params-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; min-width: 640px; }
.params-table th {
  text-align: left; padding: 14px 20px; color: var(--faint); font-weight: 500;
  font-size: 0.64rem; letter-spacing: 0.12em; border-bottom: 1px solid var(--border);
}
.params-table td { padding: 13px 20px; border-bottom: 1px solid var(--border); color: var(--dim); }
.params-table tr:last-child td { border-bottom: none; }
.params-table tbody tr { transition: background 0.12s; }
.params-table tbody tr:hover { background: var(--bg); }
.params-table td:first-child { color: var(--ink); font-weight: 500; }

/* ─── FAQ ─────────────────────────────────────────────────────────── */
.faq-list { max-width: 720px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 4px; cursor: pointer; list-style: none;
  font-size: 1rem; font-weight: 600; color: var(--ink);
  transition: color 0.15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent); }
.faq-plus { color: var(--faint); font-weight: 400; font-size: 1.25rem; transition: transform 0.3s var(--ease); }
.faq-item[open] .faq-plus { transform: rotate(45deg); color: var(--accent); }
.faq-body { overflow: hidden; }
.faq-item[open] .faq-body { animation: faq-open 0.35s var(--ease); }
@keyframes faq-open { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
.faq-body p { color: var(--dim); font-size: 0.92rem; padding: 0 4px 22px; max-width: 62ch; }

/* ─── Scroll reveal ───────────────────────────────────────────────── */
.reveal { opacity: 1; transform: none; }
.reveal-ready .reveal {
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal-ready .reveal.visible { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }

/* ─── Toast ───────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #f6f5f1; border-radius: 12px;
  padding: 13px 22px; font-size: 0.88rem;
  box-shadow: 0 16px 50px rgba(23, 22, 16, 0.35); max-width: min(560px, 92vw); z-index: 60;
  animation: toast-in 0.3s var(--ease);
}
.toast a { color: #f4c76b; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 10px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ─── Footer ──────────────────────────────────────────────────────── */
footer { border-top: 1px solid var(--border); margin-top: 40px; background: var(--surface); }
.footer-inner { max-width: 1140px; margin: 0 auto; padding: 48px 28px 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 34px; }
.footer-tag { color: var(--faint); font-size: 0.85rem; margin-top: 10px; line-height: 1.6; }
.footer-col { display: flex; flex-direction: column; gap: 9px; }
.footer-head { color: var(--faint); font-size: 0.64rem; letter-spacing: 0.14em; margin-bottom: 4px; }
.footer-col a { color: var(--dim); text-decoration: none; font-size: 0.86rem; }
.footer-col a:hover { color: var(--accent); }
.footer-fact { color: var(--dim); font-size: 0.78rem; }
.footer-legal { color: var(--faint); font-size: 0.78rem; border-top: 1px solid var(--border); padding-top: 22px; }

/* ─── Responsive & motion ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 44px; padding: 70px 0 60px; }
  .swap-layout { grid-template-columns: 1fr; }
  .shelter { grid-template-columns: 1fr; padding: 34px 26px; gap: 30px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
}
@media (max-width: 760px) {
  main { padding: 0 18px; }
  .header-inner { padding: 12px 18px; gap: 12px; flex-wrap: wrap; }
  .header-actions { margin-left: auto; gap: 8px; }
  .header-nav {
    display: flex; order: 3; width: 100%; margin-right: 0;
    overflow-x: auto; scrollbar-width: none;
  }
  .header-nav::-webkit-scrollbar { display: none; }
  .header-nav a { flex: 1; text-align: center; }
  .hero { padding-top: 56px; }
  .widget, .swap-card, .panel-card, .action-card { padding: 20px; }
  section { margin-bottom: 84px; }
  .stats { grid-template-columns: repeat(2, 1fr); margin-bottom: 84px; }
  .stat:nth-child(odd) { border-left: none; padding-left: 0; }
  .stat { border-left: 1px solid var(--border); padding-left: 20px; border-top: 1px solid var(--border); }
  .stat:nth-child(-n+2) { border-top: none; }
}
@media (max-width: 420px) {
  .net-chip { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
  .ticker-track { animation: none; }
  .widget { animation: none; }
  .widget-meter-fill { width: 40%; animation: none; }
  .reveal-ready .reveal, .market-card { opacity: 1; transform: none; }
  .chart-line { stroke-dashoffset: 0; }
}