/* ============================================
   Helix — Research-Grade Peptides
   v4.0 — Stripe/Linear discipline applied
   One typeface. One accent. One radius scale.
   ============================================ */

:root {
  /* Surface — 4-tier elevation (Stripe rule) */
  --canvas: #0a0b0d;
  --surface-1: #111316;
  --surface-2: #181b20;
  --surface-3: #21252c;

  /* Borders */
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.14);

  /* Text */
  --ink-1: #f5f6f7;        /* primary */
  --ink-2: #b3b8c2;        /* secondary */
  --ink-3: #7a8190;        /* tertiary */
  --ink-4: #4a4f5b;        /* muted */

  /* Single accent — sage */
  --accent: #8fb99a;
  --accent-bright: #a8c9b3;
  --accent-dim: rgba(143, 185, 154, 0.10);
  --accent-edge: rgba(143, 185, 154, 0.35);

  /* Semantic */
  --positive: #6fcf97;
  --warn: #e2b75b;
  --danger: #e07575;

  /* Radius — Stripe rule: never above 8px */
  --r-1: 4px;
  --r-2: 6px;
  --r-3: 8px;
  --r-pill: 999px;

  /* Spacing */
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px;
  --s-5: 20px; --s-6: 24px; --s-7: 32px; --s-8: 40px;
  --s-9: 56px; --s-10: 80px; --s-11: 120px; --s-12: 160px;

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 120ms;
  --t: 200ms;
  --t-slow: 360ms;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background: var(--canvas);
  color: var(--ink-1);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-feature-settings: "ss01" 1, "cv02" 1, "cv03" 1, "cv04" 1, "cv11" 1;
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  overflow-x: hidden;
}

/* Typography — one voice, two weights (Stripe rule) */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 500;
  letter-spacing: -0.025em;       /* tight display, Stripe rule */
  line-height: 1.05;
  color: var(--ink-1);
}
h1 { font-size: clamp(40px, 6.5vw, 84px); font-weight: 500; letter-spacing: -0.035em; }
h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 500; letter-spacing: -0.028em; }
h3 { font-size: clamp(20px, 2.2vw, 26px); font-weight: 500; letter-spacing: -0.02em; }
h4 { font-size: 16px; font-weight: 500; letter-spacing: -0.015em; }
h5 { font-size: 12px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); }

p { color: var(--ink-2); font-size: 15px; line-height: 1.55; }
strong { color: var(--ink-1); font-weight: 500; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

/* Mono — used ONLY for data (sequence, lot, MW, CAS) */
.mono, code, .seq, .data {
  font-family: 'Geist Mono', 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "ss01" 1;
}

/* FIG labels — Linear blueprint aesthetic */
.fig-label {
  font-family: 'Geist Mono', 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-3);
  text-transform: uppercase;
  padding-bottom: var(--s-5);
  margin-bottom: var(--s-7);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.fig-label::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* Layout primitives */
.container { max-width: 1180px; margin: 0 auto; padding: 0 var(--s-6); }
.section { padding: var(--s-12) 0; }
.section-tight { padding: var(--s-9) 0; }
.row { display: flex; }
.gap-2 { gap: var(--s-2); } .gap-3 { gap: var(--s-3); } .gap-4 { gap: var(--s-4); }
.gap-6 { gap: var(--s-6); } .gap-8 { gap: var(--s-8); }

/* Edge-bleed — applied at section ends, never behind text */
.bleed-bottom {
  position: relative;
}
.bleed-bottom::after {
  content: "";
  position: absolute; inset: auto 0 -1px 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 30%, var(--line-strong) 70%, transparent);
}

/* ========== HEADER ========== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(10, 11, 13, 0.72);
  border-bottom: 1px solid var(--line);
}
.site-header .row {
  align-items: center;
  height: 56px;
  gap: var(--s-6);
}
.brand {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.02em;
  display: flex; align-items: center; gap: var(--s-2);
}
.brand-mark {
  width: 22px; height: 22px;
  border: 1px solid var(--accent);
  border-radius: var(--r-2);
  position: relative;
}
.brand-mark::before, .brand-mark::after {
  content: "";
  position: absolute;
  background: var(--accent);
  border-radius: 1px;
}
.brand-mark::before { left: 4px; top: 2px; bottom: 2px; width: 2px; transform: skewX(-12deg); }
.brand-mark::after  { right: 4px; top: 2px; bottom: 2px; width: 2px; transform: skewX(12deg); }

.site-nav { display: flex; gap: var(--s-6); margin-left: var(--s-8); }
.site-nav a {
  font-size: 13px;
  color: var(--ink-2);
  transition: color var(--t-fast);
  position: relative;
}
.site-nav a:hover { color: var(--ink-1); }

.site-header-right { margin-left: auto; display: flex; align-items: center; gap: var(--s-3); }
.link-quiet {
  font-size: 13px;
  color: var(--ink-2);
  transition: color var(--t-fast);
}
.link-quiet:hover { color: var(--ink-1); }

.cart-btn {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--ink-1);
  transition: border-color var(--t-fast);
}
.cart-btn:hover { border-color: var(--line-strong); }
.cart-btn .count {
  background: var(--accent);
  color: var(--canvas);
  border-radius: var(--r-pill);
  padding: 1px 7px;
  font-size: 11px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  min-width: 18px; text-align: center;
}

/* ========== HERO — editorial split, no floating chips ========== */
.hero {
  padding: var(--s-12) 0 var(--s-11);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--s-10);
  align-items: end;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin-bottom: var(--s-6);
}
.hero-tag .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--accent-dim); }
  50%      { box-shadow: 0 0 0 7px transparent; }
}
.hero h1 {
  margin-bottom: var(--s-6);
  max-width: 18ch;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero-lede {
  max-width: 48ch;
  font-size: 17px;
  color: var(--ink-2);
  line-height: 1.5;
  margin-bottom: var(--s-7);
}
.hero-cta-row { display: flex; gap: var(--s-3); align-items: center; }
.hero-meta {
  display: flex; gap: var(--s-7); margin-top: var(--s-8); padding-top: var(--s-6);
  border-top: 1px solid var(--line);
}
.hero-meta-item .num {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink-1);
  font-variant-numeric: tabular-nums;
}
.hero-meta-item .lbl {
  font-size: 11px; color: var(--ink-3);
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-top: 2px;
}

/* Hero right — single kinetic artifact (the helix), one animation moment */
.hero-art {
  position: relative;
  aspect-ratio: 1 / 1;
  display: grid; place-items: center;
}
.helix-svg {
  width: 100%; height: 100%;
  filter: drop-shadow(0 24px 80px rgba(143, 185, 154, 0.08));
}
.helix-svg .strand {
  fill: none;
  stroke: var(--ink-1);
  stroke-width: 1.5;
  stroke-linecap: round;
}
.helix-svg .node {
  fill: var(--canvas);
  stroke: var(--accent);
  stroke-width: 1.2;
}
.helix-svg .ring {
  fill: none;
  stroke: var(--accent);
  stroke-width: 0.6;
  opacity: 0.4;
}
.helix-svg .label {
  fill: var(--ink-3);
  font-family: 'Geist Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.08em;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: 10px 18px;
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: all var(--t);
  white-space: nowrap;
}
.btn-primary {
  background: var(--ink-1);
  color: var(--canvas);
}
.btn-primary:hover { background: var(--accent); color: var(--canvas); }
.btn-ghost {
  color: var(--ink-2);
  border: 1px solid var(--line);
  background: transparent;
}
.btn-ghost:hover { color: var(--ink-1); border-color: var(--line-strong); }
.btn .arrow { transition: transform var(--t); }
.btn:hover .arrow { transform: translateX(3px); }

/* ========== TRUST REFRAIN — repeated everywhere ========== */
.trust-refrain {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface-1);
}
.trust-refrain-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-6);
  padding: var(--s-4) 0;
  flex-wrap: wrap;
}
.trust-refrain .item {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-size: 12px;
  color: var(--ink-2);
}
.trust-refrain .item .num { color: var(--ink-1); font-weight: 500; }

/* ========== CATALOG ========== */
.catalog-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: var(--s-8);
  gap: var(--s-6);
}
.catalog-head .lede {
  max-width: 36ch;
  font-size: 14px;
  color: var(--ink-3);
  margin-top: var(--s-3);
}

.filters {
  display: flex;
  gap: var(--s-1);
  margin-bottom: var(--s-7);
  flex-wrap: wrap;
}
.filter {
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 12px;
  color: var(--ink-2);
  background: transparent;
  transition: all var(--t-fast);
}
.filter:hover { color: var(--ink-1); border-color: var(--line-strong); }
.filter.is-active {
  background: var(--ink-1);
  color: var(--canvas);
  border-color: var(--ink-1);
}

.catalog {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  overflow: hidden;
}
@media (max-width: 980px) { .catalog { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .catalog { grid-template-columns: repeat(2, 1fr); } }

.product {
  background: var(--canvas);
  padding: var(--s-5);
  display: flex; flex-direction: column;
  gap: var(--s-3);
  min-height: 260px;
  position: relative;
  transition: background var(--t);
}
.product:hover { background: var(--surface-1); }
.product .cat {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.product .badge-row { display: flex; gap: var(--s-2); align-items: center; }
.product h3 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.022em;
  margin-top: -2px;
}
.product .vials {
  font-size: 12px;
  color: var(--ink-3);
  font-family: 'Geist Mono', monospace;
}
.product .price-row {
  margin-top: auto;
  display: flex; align-items: baseline; gap: var(--s-2);
}
.product .price {
  font-size: 18px;
  font-weight: 500;
  color: var(--ink-1);
  font-variant-numeric: tabular-nums;
}
.product .price-was {
  font-size: 13px;
  color: var(--ink-4);
  text-decoration: line-through;
  font-variant-numeric: tabular-nums;
}
.product .savings {
  font-size: 11px;
  color: var(--accent);
  font-family: 'Geist Mono', monospace;
  margin-left: auto;
}
.product .view-link {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
  transition: color var(--t-fast);
}
.product:hover .view-link { color: var(--accent); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--r-1);
}
.badge-ruo { color: var(--ink-3); border: 1px solid var(--line); }
.badge-best { color: var(--accent); border: 1px solid var(--accent-edge); background: var(--accent-dim); }
.badge-new { color: var(--ink-1); background: var(--surface-3); }

/* ========== PILLARS — Momentous pattern ========== */
.pillars {
  background: var(--canvas);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: var(--s-12) 0;
}
.pillar {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--s-10);
  padding: var(--s-9) 0;
  border-top: 1px solid var(--line);
}
.pillar:first-child { border-top: 0; padding-top: 0; }
.pillar .label {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.04em;
  font-weight: 500;
}
.pillar .body {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--s-8);
}
.pillar h3 {
  font-size: clamp(22px, 2.4vw, 30px);
  letter-spacing: -0.025em;
  margin-bottom: var(--s-4);
  max-width: 24ch;
}
.pillar p {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 56ch;
}
.pillar .detail {
  border-left: 1px solid var(--line);
  padding-left: var(--s-6);
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.55;
}
.pillar .detail dt {
  color: var(--ink-1);
  font-weight: 500;
  margin-bottom: 4px;
  font-size: 12px;
  letter-spacing: 0.04em;
}
.pillar .detail dd { margin-bottom: var(--s-4); }
.pillar .detail dd:last-child { margin-bottom: 0; }

/* ========== VERIFICATION ========== */
.verify-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  overflow: hidden;
}
@media (max-width: 980px) { .verify-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .verify-grid { grid-template-columns: 1fr; } }
.verify-cell {
  background: var(--canvas);
  padding: var(--s-6);
  display: flex; flex-direction: column;
  gap: var(--s-3);
  min-height: 180px;
}
.verify-cell .icon {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  color: var(--accent);
  border: 1px solid var(--accent-edge);
  border-radius: var(--r-2);
  margin-bottom: var(--s-3);
}
.verify-cell h4 {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.015em;
}
.verify-cell p {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.5;
}

/* ========== COA SECTION — Nootropics Depot pattern ========== */
.coa-section {
  background: var(--surface-1);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: var(--s-12) 0;
}
.coa-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-10);
  align-items: start;
}
.coa-doc {
  background: var(--canvas);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  padding: var(--s-7);
  font-family: 'Geist Mono', monospace;
}
.coa-doc .head {
  display: flex; justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: var(--s-3); margin-bottom: var(--s-5);
}
.coa-doc .head .lot {
  color: var(--accent);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.coa-doc .head .date { color: var(--ink-3); font-size: 11px; }
.coa-doc .row {
  display: grid;
  grid-template-columns: 1fr auto;
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
}
.coa-doc .row .k { color: var(--ink-3); }
.coa-doc .row .v { color: var(--ink-1); }
.coa-doc .row .pass { color: var(--positive); }
.coa-doc .footer-note {
  margin-top: var(--s-5);
  font-size: 11px;
  color: var(--ink-4);
  line-height: 1.5;
}
.coa-doc .signature {
  margin-top: var(--s-5);
  padding-top: var(--s-4);
  border-top: 1px dashed var(--line);
  font-size: 11px;
  color: var(--ink-3);
  font-style: italic;
}
.coa-sidebar h3 {
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: var(--s-4);
}
.coa-sidebar p {
  font-size: 14px;
  color: var(--ink-2);
  margin-bottom: var(--s-5);
  max-width: 48ch;
}
.coa-step {
  display: flex; gap: var(--s-3);
  padding: var(--s-3) 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-2);
}
.coa-step .n {
  color: var(--accent);
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  flex-shrink: 0;
  width: 18px;
}

/* ========== ADVISORY ========== */
.advisory {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--s-6);
  margin-top: var(--s-8);
}
.advisor {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  padding: var(--s-6);
  display: flex; gap: var(--s-4); align-items: start;
}
.advisor .avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--surface-3);
  display: grid; place-items: center;
  color: var(--accent);
  font-family: 'Geist Mono', monospace;
  font-size: 14px;
  font-weight: 500;
  flex-shrink: 0;
  border: 1px solid var(--accent-edge);
}
.advisor .name {
  font-size: 14px;
  color: var(--ink-1);
  font-weight: 500;
}
.advisor .role {
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 2px;
}
.advisor .bio {
  font-size: 12px;
  color: var(--ink-3);
  margin-top: var(--s-3);
  line-height: 1.5;
}

/* ========== CONSULT PANEL ========== */
.consult {
  border-top: 1px solid var(--line);
  padding: var(--s-12) 0;
}
.consult-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-10);
  align-items: start;
}
.consult-inner h3 {
  font-size: clamp(26px, 3vw, 36px);
  margin-bottom: var(--s-4);
  max-width: 18ch;
}
.consult-inner p {
  font-size: 14px;
  color: var(--ink-2);
  margin-bottom: var(--s-6);
  max-width: 44ch;
}
.consult-inner ul {
  list-style: none;
  margin-top: var(--s-6);
  display: grid; gap: var(--s-3);
}
.consult-inner li {
  font-size: 13px;
  color: var(--ink-2);
  padding-left: var(--s-5);
  position: relative;
}
.consult-inner li::before {
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 8px; height: 1px;
  background: var(--accent);
}
.consult-aside {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  padding: var(--s-7);
}
.consult-aside .md-tag {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: var(--s-3);
}
.consult-aside .name {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.consult-aside .role {
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: var(--s-5);
}
.consult-aside .lic {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--ink-3);
  border-top: 1px solid var(--line);
  padding-top: var(--s-4);
}
.consult-aside .lic div { margin-bottom: 4px; }
.consult-aside .lic div span { color: var(--ink-1); }

/* ========== FAQ ========== */
.faq-list {
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--s-6) 0;
  text-align: left;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink-1);
}
.faq-q .toggle {
  width: 24px; height: 24px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--ink-2);
  font-size: 14px;
  transition: transform var(--t);
  flex-shrink: 0;
}
.faq-item.is-open .faq-q .toggle { transform: rotate(45deg); color: var(--accent); border-color: var(--accent-edge); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-slow) var(--ease);
}
.faq-a-inner {
  padding: 0 0 var(--s-6) 0;
  font-size: 14px;
  color: var(--ink-2);
  max-width: 64ch;
  line-height: 1.55;
}
.faq-item.is-open .faq-a { max-height: 600px; }

/* ========== FOOTER ========== */
.site-footer {
  border-top: 1px solid var(--line);
  padding: var(--s-10) 0 var(--s-7);
  background: var(--canvas);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--s-8);
  margin-bottom: var(--s-8);
}
.footer-col h5 {
  font-size: 11px;
  color: var(--ink-3);
  margin-bottom: var(--s-4);
  letter-spacing: 0.12em;
}
.footer-col ul { list-style: none; display: grid; gap: var(--s-2); }
.footer-col a {
  font-size: 13px;
  color: var(--ink-2);
  transition: color var(--t-fast);
}
.footer-col a:hover { color: var(--ink-1); }
.footer-col .brand-blurb {
  font-size: 13px;
  color: var(--ink-3);
  margin-top: var(--s-3);
  max-width: 32ch;
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: var(--s-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
  flex-wrap: wrap;
}
.footer-bottom .legal {
  font-size: 11px;
  color: var(--ink-4);
}
.ruo-banner {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
  padding: var(--s-4) var(--s-5);
  margin-top: var(--s-6);
  font-size: 11px;
  color: var(--ink-3);
  line-height: 1.55;
  display: flex; gap: var(--s-3); align-items: start;
}
.ruo-banner .marker {
  flex-shrink: 0;
  color: var(--accent);
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border: 1px solid var(--accent-edge);
  border-radius: var(--r-1);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { max-width: 320px; margin: 0 auto; }
  .pillar { grid-template-columns: 1fr; gap: var(--s-4); }
  .pillar .body { grid-template-columns: 1fr; gap: var(--s-5); }
  .pillar .detail { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: var(--s-4); }
  .coa-grid { grid-template-columns: 1fr; }
  .consult-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .site-nav { display: none; }
  .catalog-head { flex-direction: column; align-items: start; }
  .footer-grid { grid-template-columns: 1fr; }
}