/* Copper Smith — COPPER PIPE RISER / VALVE NODES + ANVIL BENCH LEDGER
   LEFT copper pipe riser with valve/coupling nodes (not Alpine LEFT cairn,
   not Lex spine, not Seafood portholes, not Loom RIGHT yarn cones,
   not Volt RIGHT reel, not Beacon BOTTOM fresnel, not Kiln TOP chips,
   not Harbor buoys, not Radio dial, not Atelier gripper) */
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Libre+Franklin:wght@400;500;600;700&family=Oswald:wght@500;600;700&display=swap");

:root {
  --ash: #1a1614;
  --forge: #2a221c;
  --bench: #f4ebe0;
  --plate: #fff8f0;
  --copper: #b87333;
  --patina: #3d7a6a;
  --heat: #e07030;
  --brass: #c9a227;
  --mute: #7a6e63;
  --pipe: 112px;
  --wrap: min(1080px, calc(100% - 2.2rem));
  --font: "Libre Franklin", system-ui, sans-serif;
  --display: "Oswald", "Arial Narrow", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100dvh;
  font: 16px/1.55 var(--font);
  color: var(--forge);
  background:
    radial-gradient(720px 400px at 90% 10%, rgba(224,112,48,0.16), transparent 55%),
    radial-gradient(640px 380px at 20% 80%, rgba(61,122,106,0.12), transparent 50%),
    linear-gradient(180deg, #e8ddd0 0%, var(--bench) 42%, #e2d6c8 100%);
  overflow-x: hidden;
  padding-left: var(--pipe);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 28px, rgba(26,22,20,0.04) 28px 29px),
    radial-gradient(circle at 30% 20%, rgba(184,115,51,0.06) 0 1px, transparent 1.5px);
  background-size: auto, 22px 22px;
}
a { color: inherit; }
img, svg { max-width: 100%; display: block; }
h1, h2, h3 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 0.55rem;
  text-wrap: balance;
  color: var(--ash);
}
h1 { font-size: clamp(2.3rem, 5.4vw, 3.9rem); }
h2 { font-size: clamp(1.55rem, 2.8vw, 2.3rem); }
h3 { font-size: clamp(1.05rem, 1.5vw, 1.3rem); letter-spacing: 0.04em; }
h1 em { font-style: normal; color: var(--copper); }
h1 span { color: var(--heat); }

.back-st {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  right: max(10px, env(safe-area-inset-right));
  z-index: 160;
  padding: 0.42rem 0.7rem;
  font: 700 11px/1 var(--mono);
  background: var(--ash);
  color: var(--bench);
  border: 0;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.seal {
  position: fixed;
  bottom: max(16px, env(safe-area-inset-bottom));
  right: max(14px, env(safe-area-inset-right));
  z-index: 160;
  width: 64px; height: 64px;
  border-radius: 4px;
  display: grid;
  place-items: center;
  text-decoration: none;
  background: linear-gradient(145deg, #d4924a, var(--copper) 45%, #7a4a1e);
  color: #fff8f0;
  border: 2px solid var(--brass);
  font: 700 0.52rem/1.05 var(--mono);
  text-align: center;
  box-shadow: 3px 3px 0 rgba(26,22,20,0.18), inset 0 1px 0 rgba(255,255,255,0.25);
}
.seal b { display: block; font-size: 0.95rem; color: #fff; }

/* ===== NO standard header — LEFT COPPER PIPE RISER ===== */
.riser {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 150;
  width: var(--pipe);
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(90deg, #1a1410 0%, #12100e 100%);
  border-right: 3px solid var(--copper);
  box-shadow: 14px 0 32px rgba(26,22,20,0.28);
  padding-top: env(safe-area-inset-top);
}
.riser::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 28px;
  transform: translateX(-50%);
  background:
    linear-gradient(90deg,
      #6a3a18 0%,
      #d4924a 18%,
      #b87333 40%,
      #e0a060 50%,
      #b87333 62%,
      #8a4a20 82%,
      #4a2810 100%);
  border-radius: 14px;
  box-shadow:
    inset 3px 0 0 rgba(255,255,255,0.18),
    inset -3px 0 0 rgba(0,0,0,0.25),
    0 0 0 1px rgba(0,0,0,0.35);
  pointer-events: none;
  z-index: 0;
}
.riser::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 12%; bottom: 8%;
  width: 2px;
  transform: translateX(-50%);
  background: repeating-linear-gradient(180deg,
    rgba(255,255,255,0.15) 0 8px,
    transparent 8px 20px);
  pointer-events: none;
  z-index: 0;
}
.riser__cap {
  position: relative;
  z-index: 1;
  margin: 12px 10px 8px;
  padding: 0.7rem 0.35rem;
  text-align: center;
  text-decoration: none;
  color: var(--bench);
  background: rgba(184,115,51,0.15);
  border: 1px solid rgba(201,162,39,0.4);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.2);
}
.riser__cap strong {
  display: block;
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 0.95;
  text-transform: uppercase;
}
.riser__cap small {
  display: block;
  margin-top: 0.25rem;
  font: 600 0.5rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(244,235,224,0.55);
}
.riser__temp {
  position: relative;
  z-index: 1;
  margin: 0 10px 0.5rem;
  padding: 0.45rem 0.3rem;
  text-align: center;
  font-family: var(--mono);
  border: 1px solid rgba(224,112,48,0.45);
  background: rgba(224,112,48,0.1);
  color: var(--bench);
}
.riser__temp b {
  display: block;
  font-size: 0.95rem;
  color: var(--heat);
  line-height: 1;
}
.riser__temp span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.48rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(244,235,224,0.5);
}
.riser-toggle {
  display: none;
  position: relative;
  z-index: 1;
  margin: 0.35rem auto;
  width: 42px; height: 36px;
  background: transparent;
  border: 1px solid rgba(244,235,224,0.3);
  color: var(--bench);
  cursor: pointer;
  place-items: center;
  gap: 4px;
  flex-direction: column;
  padding: 0;
}
.riser-toggle i {
  display: block;
  width: 16px; height: 1.5px;
  background: currentColor;
}
.riser__valves {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 0.35rem 0.5rem 1rem;
  overflow-y: auto;
  flex: 1;
  scrollbar-width: thin;
}
.riser__valves a {
  position: relative;
  display: grid;
  place-content: end center;
  place-items: center;
  min-height: 54px;
  padding: 1.35rem 0.2rem 0.4rem;
  text-decoration: none;
  font: 700 0.55rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ash);
  border-radius: 50%;
  width: 72px;
  margin-inline: auto;
  background:
    radial-gradient(circle at 35% 30%, #f0c090, var(--copper) 45%, #6a3a18 78%),
    conic-gradient(from 0deg, #8a4a20, #e0a060, #8a4a20, #c07030, #8a4a20);
  border: 2px solid var(--brass);
  box-shadow:
    inset 0 2px 0 rgba(255,255,255,0.25),
    inset 0 -4px 8px rgba(0,0,0,0.25),
    0 3px 0 rgba(0,0,0,0.35);
  transition: transform 0.12s, box-shadow 0.12s;
}
.riser__valves a::before {
  content: "";
  position: absolute;
  top: 10px; left: 50%;
  width: 10px; height: 10px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: #2a1a10;
  box-shadow: 0 0 0 2px rgba(201,162,39,0.5);
}
.riser__valves a:nth-child(3n) {
  background:
    radial-gradient(circle at 35% 30%, #8ec4b0, var(--patina) 50%, #1a4038 80%);
  border-color: #6aaa90;
  color: #fff;
}
.riser__valves a:nth-child(3n+1) {
  background:
    radial-gradient(circle at 35% 30%, #f0a070, var(--heat) 50%, #6a2810 80%);
  color: #fff;
}
.riser__valves a[aria-current="page"],
.riser__valves a:hover {
  transform: scale(1.08) translateX(3px);
  box-shadow:
    inset 0 2px 0 rgba(255,255,255,0.3),
    0 4px 0 rgba(0,0,0,0.35),
    0 0 0 3px rgba(224,112,48,0.45);
}

.shell { position: relative; z-index: 1; }
.wrap { width: var(--wrap); margin-inline: auto; }
.ribbon {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 1rem 0 0.2rem;
}
.ribbon span {
  font: 600 0.62rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.42rem 0.55rem;
  border: 1px dashed rgba(26,22,20,0.28);
  background: rgba(255,248,240,0.6);
  color: var(--mute);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font: 600 0.68rem/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 0.65rem;
}
.eyebrow::before {
  content: "";
  width: 18px; height: 18px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, #f0c090, var(--copper) 55%, #6a3a18);
  border: 2px solid var(--brass);
  box-shadow: 1px 1px 0 rgba(26,22,20,0.15);
}
.lead { font-size: 1.05rem; max-width: 58ch; color: #4a4038; text-transform: none; letter-spacing: 0; font-family: var(--font); }
.muted { color: var(--mute); }
.note {
  margin: 0.9rem 0 1.1rem;
  padding: 0.85rem 1rem;
  background: rgba(61,122,106,0.12);
  border-left: 3px solid var(--patina);
  color: #3a342c;
  font-size: 0.95rem;
}
.section { padding: 2.1rem 0 0.4rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 1.1rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.72rem 1.05rem;
  border: 1.5px solid var(--ash);
  background: transparent;
  color: var(--ash);
  font: 700 0.75rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 2px 2px 0 rgba(26,22,20,0.1);
  transition: transform 0.12s, box-shadow 0.12s, background 0.12s;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 rgba(26,22,20,0.16); }
.btn-heat { background: var(--heat); border-color: #b05020; color: #fff; }
.btn-copper { background: var(--copper); border-color: #8a4a20; color: #fff; }
.btn-patina { background: var(--patina); border-color: var(--patina); color: #fff; }
.btn-ghost { background: rgba(255,248,240,0.75); }

/* Anvil bench hero */
.anvil {
  display: grid;
  grid-template-columns: 1.3fr 0.95fr;
  gap: 1.1rem;
  padding: 1.15rem 0 0.4rem;
  align-items: start;
}
.anvil__bench {
  position: relative;
  background: var(--plate);
  border: 1.5px solid var(--ash);
  padding: 1.4rem 1.3rem 1.25rem;
  overflow: hidden;
  min-height: 350px;
  box-shadow: 8px 10px 0 rgba(26,22,20,0.08);
}
.anvil__bench::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, transparent 70%, rgba(184,115,51,0.08)),
    repeating-linear-gradient(90deg, transparent 0 48px, rgba(26,22,20,0.05) 48px 49px);
}
.anvil__bench::after {
  content: "Cu · 1084°C · annealed";
  position: absolute;
  top: 16px; right: 18px;
  font: 600 0.58rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mute);
}
.anvil__bench > * { position: relative; z-index: 1; }
.anvil__bench h1, .anvil__bench h2, .anvil__bench h3 { text-transform: uppercase; }

.gauges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
  margin: 1.15rem 0 0.2rem;
}
.gauges article {
  border: 1px solid rgba(26,22,20,0.16);
  background: rgba(244,235,224,0.7);
  padding: 0.65rem 0.7rem;
  position: relative;
}
.gauges article::before {
  content: "";
  position: absolute;
  top: 8px; right: 8px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #f0c090, var(--copper));
  box-shadow: 0 0 6px rgba(224,112,48,0.4);
}
.gauges b {
  display: block;
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ash);
}
.gauges span {
  display: block;
  margin-top: 0.2rem;
  font: 500 0.62rem/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
}

.ingot-stack { display: grid; gap: 0.65rem; }
.ingot {
  background: var(--plate);
  border: 1.5px solid var(--copper);
  padding: 0.85rem 0.95rem;
  position: relative;
  box-shadow: 4px 4px 0 rgba(184,115,51,0.12);
  background-image: linear-gradient(120deg, rgba(184,115,51,0.08), transparent 40%);
}
.ingot::before {
  content: "";
  position: absolute;
  left: 10px; top: 14px;
  width: 24px; height: 16px;
  border-radius: 2px;
  background: linear-gradient(90deg, #8a4a20, var(--copper), #e0a060);
  border: 1px solid rgba(0,0,0,0.25);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.3), 1px 1px 0 rgba(0,0,0,0.15);
  clip-path: polygon(8% 0, 92% 0, 100% 100%, 0 100%);
}
.ingot--hot {
  border-color: var(--heat);
  background: #fff4ec;
}
.ingot__meta {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font: 600 0.62rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mute);
  margin: 0 0 0.35rem 2.4rem;
}
.ingot h3 { margin: 0 0 0 2.4rem; font-size: 1.05rem; }
.ingot p { margin: 0.2rem 0 0 2.4rem; color: var(--mute); font-size: 0.9rem; text-transform: none; letter-spacing: 0; font-family: var(--font); font-weight: 400; }
.ingot .price {
  margin: 0.45rem 0 0 2.4rem;
  font: 700 1.05rem/1 var(--mono);
  color: var(--heat);
}

.tiers, .split-3 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.7rem;
  margin-top: 1rem;
}
.split-3 { grid-template-columns: repeat(3, 1fr); }
.tier {
  background: var(--plate);
  border: 1px solid rgba(26,22,20,0.14);
  padding: 0.95rem 0.9rem;
  box-shadow: 3px 3px 0 rgba(26,22,20,0.05);
}
.tier .n {
  font: 700 0.7rem/1 var(--mono);
  letter-spacing: 0.12em;
  color: var(--heat);
  margin-bottom: 0.45rem;
}
.tier h3 { margin-bottom: 0.25rem; }
.tier p { margin: 0; font-size: 0.9rem; text-transform: none; letter-spacing: 0; font-family: var(--font); font-weight: 400; }

.board {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 1rem;
  margin-top: 0.85rem;
}
.tray { display: grid; gap: 0.5rem; }
.tray-row {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.7rem 0.8rem;
  background: var(--plate);
  border: 1px solid rgba(26,22,20,0.12);
}
.tray-row .code {
  font: 700 0.65rem/1 var(--mono);
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--ash);
  padding: 0.55rem 0.1rem;
  text-align: center;
}
.tray-row h3 { margin: 0; font-size: 1rem; }
.tray-row p { margin: 0.15rem 0 0; font-size: 0.85rem; color: var(--mute); text-transform: none; letter-spacing: 0; font-family: var(--font); font-weight: 400; }
.tray-row .price {
  font: 700 0.9rem/1 var(--mono);
  color: var(--heat);
  white-space: nowrap;
}

.panel {
  background: var(--plate);
  border: 1px solid rgba(26,22,20,0.14);
  padding: 1rem 1.05rem;
  margin-bottom: 0.7rem;
}
.panel.dark {
  background: var(--ash);
  color: var(--bench);
  border-color: var(--ash);
}
.panel.dark .kv span { color: rgba(244,235,224,0.75); }
.panel h3 { margin-bottom: 0.7rem; }
.panel.dark h3 { color: var(--bench); }
.kv {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0.5rem;
  padding: 0.45rem 0;
  border-bottom: 1px dashed rgba(26,22,20,0.14);
  font-size: 0.92rem;
}
.panel.dark .kv { border-bottom-color: rgba(244,235,224,0.12); }
.kv:last-child { border-bottom: 0; }
.kv b {
  font: 700 0.68rem/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--copper);
}
.panel.dark .kv b { color: var(--brass); }

.menu-head {
  display: grid;
  grid-template-columns: 1fr minmax(200px, 280px);
  gap: 1rem;
  align-items: end;
  margin-bottom: 0.9rem;
}
.menu-head input[type="search"] {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1.5px solid var(--ash);
  background: var(--plate);
  font: 500 0.9rem/1.2 var(--font);
  color: var(--forge);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.9rem;
}
.chip {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--ash);
  background: var(--plate);
  font: 700 0.65rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--ash);
}
.chip.on { background: var(--heat); color: #fff; border-color: #b05020; }

.menu-sheet { display: grid; gap: 0.55rem; }
.ingot-card {
  display: grid;
  grid-template-columns: 58px 1.2fr 1.4fr auto auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.75rem 0.85rem;
  background: var(--plate);
  border: 1px solid rgba(26,22,20,0.14);
  box-shadow: 2px 2px 0 rgba(26,22,20,0.05);
}
.ingot-card .code {
  display: grid;
  place-items: center;
  aspect-ratio: 1.4;
  background: linear-gradient(90deg, #8a4a20, var(--copper), #e0a060);
  color: #fff;
  font: 700 0.58rem/1 var(--mono);
  border: 1px solid var(--ash);
  clip-path: polygon(8% 0, 92% 0, 100% 100%, 0 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25);
}
.ingot-card .cat {
  font: 600 0.62rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--patina);
  margin-bottom: 0.2rem;
}
.ingot-card h3 { margin: 0.1rem 0 0; font-size: 1rem; }
.ingot-card .blurb { margin: 0; font-size: 0.88rem; text-transform: none; letter-spacing: 0; font-family: var(--font); font-weight: 400; }
.ingot-card .price {
  font: 700 1rem/1 var(--mono);
  color: var(--ash);
  white-space: nowrap;
}

.form {
  display: grid;
  gap: 0.7rem;
  background: var(--plate);
  border: 1.5px solid var(--ash);
  padding: 1.1rem;
  box-shadow: 4px 4px 0 rgba(26,22,20,0.07);
}
.form label {
  display: grid;
  gap: 0.35rem;
  font: 600 0.72rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
}
.form input, .form select, .form textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(26,22,20,0.22);
  background: #fff;
  font: 500 0.95rem/1.3 var(--font);
  color: var(--forge);
  text-transform: none;
  letter-spacing: 0;
}
.form textarea { min-height: 110px; resize: vertical; }

.faq details {
  background: var(--plate);
  border: 1px solid rgba(26,22,20,0.14);
  padding: 0.85rem 1rem;
  margin-bottom: 0.5rem;
}
.faq summary {
  cursor: pointer;
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ash);
}
.faq p { margin: 0.55rem 0 0; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
  margin-top: 1rem;
}
.person {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 0.8rem;
  align-items: center;
  padding: 0.85rem;
  background: var(--plate);
  border: 1px solid rgba(26,22,20,0.14);
}
.avatar {
  width: 64px; height: 64px;
  border-radius: 4px;
  background:
    radial-gradient(circle at 35% 30%, rgba(224,112,48,0.55), transparent 45%),
    linear-gradient(145deg, var(--copper), var(--ash));
  border: 2px solid var(--brass);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  margin-top: 1rem;
}
.g {
  min-height: 140px;
  display: grid;
  place-items: end start;
  padding: 0.85rem;
  font: 700 0.7rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bench);
  background:
    linear-gradient(180deg, transparent 35%, rgba(26,22,20,0.8)),
    radial-gradient(circle at 40% 30%, rgba(224,112,48,0.45), transparent 45%),
    linear-gradient(135deg, #6a3a18, var(--ash) 55%, var(--copper));
  border: 1px solid rgba(26,22,20,0.25);
}
.g:nth-child(2n) {
  background:
    linear-gradient(180deg, transparent 35%, rgba(26,22,20,0.8)),
    radial-gradient(circle at 60% 40%, rgba(61,122,106,0.4), transparent 50%),
    linear-gradient(160deg, #2a4038, var(--ash));
}
.g:nth-child(3n) {
  background:
    linear-gradient(180deg, transparent 35%, rgba(26,22,20,0.85)),
    radial-gradient(circle at 50% 25%, rgba(201,162,39,0.45), transparent 42%),
    linear-gradient(120deg, var(--ash), #4a2810);
}

.buyer {
  width: 100%;
  margin-top: 1.3rem;
  border-collapse: collapse;
  font-size: 0.86rem;
}
.buyer th, .buyer td {
  border: 1px solid rgba(26,22,20,0.16);
  padding: 0.75rem 0.9rem;
  text-align: left;
  background: rgba(255,248,240,0.85);
}
.buyer th {
  font: 700 0.68rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
  background: rgba(184,115,51,0.12);
}

.footer {
  margin-top: 2.4rem;
  padding: 1.6rem 0 1.2rem;
  border-top: 1px solid rgba(26,22,20,0.14);
  background: rgba(26,22,20,0.04);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.2rem;
}
.footer p { margin: 0.35rem 0 0; color: var(--mute); font-size: 0.92rem; }
.footer a { text-decoration: underline; text-underline-offset: 2px; }
.footer h3 { text-transform: uppercase; }

.toast {
  position: fixed;
  left: calc(50% + var(--pipe) / 2);
  bottom: max(20px, env(safe-area-inset-bottom));
  transform: translateX(-50%) translateY(12px);
  z-index: 200;
  padding: 0.7rem 1rem;
  background: var(--ash);
  color: var(--bench);
  font: 600 0.78rem/1 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  border: 1px solid var(--copper);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.reveal { opacity: 0; transform: translateY(12px); transition: opacity 0.45s, transform 0.45s; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .anvil, .board, .footer-grid { grid-template-columns: 1fr; }
  .tiers { grid-template-columns: repeat(2, 1fr); }
  .ingot-card { grid-template-columns: 52px 1fr auto; }
  .ingot-card .blurb { display: none; }
  .menu-head { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .riser__temp { display: none; }
}

@media (max-width: 720px) {
  :root { --pipe: 0px; }
  body { padding-left: 0; padding-bottom: 72px; }
  .riser {
    top: auto; left: 0; right: 0; bottom: 0;
    width: auto; height: 72px;
    flex-direction: row;
    align-items: center;
    border-right: 0;
    border-top: 3px solid var(--copper);
    box-shadow: 0 -10px 28px rgba(26,22,20,0.28);
    padding: 0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
  }
  .riser::before, .riser::after { display: none; }
  .riser__cap {
    margin: 0.45rem 0.4rem 0.45rem 0.65rem;
    min-width: 78px;
    padding: 0.45rem 0.35rem;
  }
  .riser__cap small { display: none; }
  .riser__valves {
    display: none;
    position: absolute;
    left: 0; right: 0;
    bottom: 100%;
    flex-direction: column;
    background: #12100e;
    border-top: 2px solid var(--copper);
    max-height: 60vh;
    padding: 0.55rem;
  }
  .riser__valves.is-open { display: flex; }
  .riser__valves a {
    width: auto;
    min-height: auto;
    border-radius: 4px;
    margin: 0;
    place-items: center start;
    padding: 0.75rem 0.85rem;
    grid-auto-flow: column;
    justify-content: start;
    gap: 0.65rem;
  }
  .riser__valves a::before {
    position: static;
    transform: none;
    width: 14px; height: 14px;
  }
  .riser-toggle { display: grid; margin: 0 0.75rem 0 auto; }
  .gauges, .split-3, .team-grid { grid-template-columns: 1fr; }
  .tiers { grid-template-columns: 1fr 1fr; }
  .anvil__bench::after { display: none; }
  .seal { width: 56px; height: 56px; }
  .ingot-card { grid-template-columns: 48px 1fr; }
  .ingot-card .price, .ingot-card button { grid-column: 2; }
  .toast { left: 50%; }
  .back-st { right: auto; left: max(10px, env(safe-area-inset-left)); }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}


/* NAV-FIX: always-visible back + working mobile menu */
.back-st{
  position:fixed!important;
  z-index:9999!important;
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  min-height:40px!important;
  padding:.45rem .75rem!important;
  background:#111!important;
  color:#f5f5f5!important;
  border:0!important;
  box-shadow:0 4px 14px rgba(0,0,0,.28)!important;
  text-decoration:none!important;
  text-transform:uppercase!important;
  font-weight:700!important;
  letter-spacing:.06em!important;
  opacity:1!important;
  visibility:visible!important;
  pointer-events:auto!important;
  transform:none!important;
  writing-mode:horizontal-tb!important;
  clip-path:none!important;
  mix-blend-mode:normal!important;
  right:auto!important;
  bottom:auto!important;
}
.back-st{top:max(10px,env(safe-area-inset-top))!important;left:max(10px,env(safe-area-inset-left))!important;}

/* LAYOUT-FIX: hero composition variant */
@media(min-width:901px){.anvil{grid-template-columns:1.1fr 1fr!important;align-items:stretch!important;} .anvil>:first-child{position:sticky!important;top:1rem!important;}}

@media (max-width:820px){
  [class*="toggle"],.nav-toggle{
    display:inline-flex!important;align-items:center;justify-content:center;
    min-width:44px;min-height:44px;cursor:pointer;
    pointer-events:auto!important;visibility:visible!important;opacity:1!important;
    background:#111!important;color:#fff!important;
    border:1px solid rgba(255,255,255,.35)!important;
    z-index:10002!important;
  }
  [class*="toggle"] i,.nav-toggle i{background:#fff!important;display:block!important;}
  
  .riser{
    top:0!important;left:0!important;right:0!important;bottom:auto!important;
    width:100%!important;height:auto!important;min-height:58px!important;
    max-height:none!important;flex-direction:row!important;align-items:center!important;
    overflow:visible!important;z-index:9000!important;
    padding-top:env(safe-area-inset-top)!important;
  }
  .riser [class*="__rack"],.riser [class*="__shelf"],.riser [class*="__strand"],.riser [class*="__frames"],.riser [class*="__stones"],.riser [class*="__wheels"],.riser [class*="__links"],.riser [class*="__flow"],.riser [class*="__grid"],.riser [class*="__route"],[class*="__steps"],[class*="__ports"],[class*="__nav"],[class*="__menu"],[class*="__list"],.riser [class*="__beads"]{
    display:none!important;
    position:absolute!important;top:100%!important;left:0!important;right:0!important;bottom:auto!important;
    max-height:min(70dvh,520px)!important;overflow:auto!important;
    flex-direction:column!important;gap:.35rem!important;
    padding:.75rem!important;
    background:#141414!important;color:#f5f5f5!important;
    border-bottom:1px solid rgba(255,255,255,.12)!important;
    z-index:10001!important;
  }
  body{padding-left:0!important;padding-right:0!important;padding-top:max(72px,calc(58px + env(safe-area-inset-top)))!important;padding-bottom:0!important;}
  .seal{top:max(78px,calc(env(safe-area-inset-top) + 64px))!important;right:max(10px,env(safe-area-inset-right))!important;left:auto!important;bottom:auto!important;z-index:9001!important;}
  [class*="toggle"]{margin-left:auto!important;position:relative!important;transform:none!important;}

  [class*="__rack"].is-open,[class*="__shelf"].is-open,[class*="__strand"].is-open,[class*="__frames"].is-open,[class*="__stones"].is-open,[class*="__wheels"].is-open,[class*="__links"].is-open,[class*="__flow"].is-open,[class*="__grid"].is-open,[class*="__route"],[class*="__steps"],[class*="__ports"],[class*="__nav"],[class*="__menu"],[class*="__list"].is-open,[class*="__beads"].is-open,.is-open[class*="__"],.topnav__links.is-open,.mast__links.is-open{display:flex!important;}
  .back-st{top:max(10px,env(safe-area-inset-top))!important;left:max(10px,env(safe-area-inset-left))!important;transform:none!important;writing-mode:horizontal-tb!important;}
}