/* =========================================================
   NEW CODE — BRAND STYLE GUIDE
   1920x1080 slide deck. Industrial / terminal-adjacent.
   ========================================================= */

:root {
  --orange: #FF6B00;
  --orange-dim: #DE5F00;
  --orange-deep: #8A3E00;
  --bg: #000000;
  --bg-1: #0A0C0D;
  --bg-2: #0E1114;
  --bg-3: #14181C;
  --line: #1E2328;
  --line-2: #2A2F36;
  --ink: #FFFFFF;
  --ink-2: #C9C7C4;
  --ink-3: #8A8199;
  --ink-4: #4A4951;
  --ink-5: #2A272E;
  --mono: 'Geist Mono', ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, monospace;
  --display: 'Space Grotesk', 'Geist Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: #000;
  color: var(--ink-2);
  font-family: var(--mono);
  font-size: 22px;
  line-height: 1.55;
  font-feature-settings: "ss01", "zero", "calt";
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--orange); color: #000; }

deck-stage {
  --bg: #000;
}

/* Every slide is 1920x1080 and starts with this shell */
.slide {
  width: 1920px;
  height: 1080px;
  background: var(--bg);
  color: var(--ink-2);
  position: relative;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 22px;
}

/* ---------- SLIDE CHROME ---------- */
.chrome {
  position: absolute; inset: 0;
  pointer-events: none;
  z-index: 5;
}
.chrome::before, .chrome::after {
  content: "";
  position: absolute;
  top: 56px; bottom: 56px;
  width: 1px;
  background: var(--line);
}
.chrome::before { left: 80px; }
.chrome::after  { right: 80px; }

.chrome .top, .chrome .bot {
  position: absolute;
  left: 80px; right: 80px; height: 1px;
  background: var(--line);
}
.chrome .top { top: 56px; }
.chrome .bot { bottom: 56px; }

.slide-head {
  position: absolute;
  top: 24px; left: 80px; right: 80px;
  height: 32px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--ink-4);
  z-index: 6;
}
.slide-head .l { display: flex; align-items: center; gap: 18px; }
.slide-head .brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--ink-3);
}
.slide-head .brand img { height: 18px; width: auto; display: block; }
.slide-head .tag { color: var(--orange); }
.slide-head .r { display: flex; align-items: center; gap: 22px; }

.slide-foot {
  position: absolute;
  bottom: 24px; left: 80px; right: 80px;
  height: 28px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--ink-4);
  z-index: 6;
}
.slide-foot .pulse {
  display: inline-block; width: 6px; height: 6px; background: var(--orange);
  margin-right: 8px; vertical-align: middle;
}

/* slide body area inside chrome */
.body {
  position: absolute;
  top: 120px; bottom: 120px; left: 160px; right: 160px;
  z-index: 4;
}

/* primary display heading */
h1, h2, h3, h4, h5 { margin: 0; font-weight: 500; color: var(--ink); letter-spacing: -0.01em; }
p { margin: 0; }

.display { font-family: var(--display); letter-spacing: -0.02em; font-weight: 500; color: var(--ink); }
.mono { font-family: var(--mono); }
.orange { color: var(--orange); }
.white { color: var(--ink); }
.em-i { font-style: normal; color: var(--orange); }

/* label + tick */
.label {
  font-family: var(--mono); font-size: 16px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--ink-3);
  display: inline-flex; align-items: center; gap: 12px;
}
.label .tick { color: var(--orange); }
.label .hair { width: 40px; height: 1px; background: var(--line-2); display: inline-block; }

/* ticker strip */
.ticker {
  display: flex; gap: 12px; align-items: center; height: 14px;
}
.ticker span { width: 10px; height: 10px; background: var(--line-2); display: inline-block; }
.ticker span.on { background: var(--orange); }

/* ---------- COVER ---------- */
.cover {
  background: #000;
  background-image:
    radial-gradient(circle at 30% 50%, rgba(255,107,0,0.08), transparent 50%),
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: auto, 80px 80px, 80px 80px;
}
.cover .body { display: grid; grid-template-columns: 1.3fr 1fr; gap: 80px; align-items: stretch; }
.cover-left { display: flex; flex-direction: column; justify-content: space-between; }
.cover-mark { display: flex; align-items: center; gap: 40px; }
.cover-mark img { height: 260px; width: auto; display: block; }
.cover-title {
  font-family: var(--display);
  font-size: 180px; line-height: 0.98;
  letter-spacing: -0.04em; color: var(--ink); font-weight: 500;
}
.cover-title em { font-style: normal; color: var(--orange); }
.cover-sub {
  font-family: var(--mono); font-size: 24px; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--orange);
  padding: 10px 16px; border: 1px solid var(--orange-deep);
  display: inline-flex; align-items: center; gap: 16px;
  width: fit-content;
}
.cover-meta {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border: 1px solid var(--line);
}
.cover-meta > div {
  padding: 24px 28px; border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 8px;
}
.cover-meta > div:last-child { border-right: 0; }
.cover-meta .k { font-size: 13px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-4); }
.cover-meta .v { font-family: var(--display); font-size: 32px; color: var(--ink); letter-spacing: -0.01em; }

.cover-right {
  border: 1px solid var(--line);
  background: #07090B;
  position: relative;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.cover-right .corner {
  position: absolute;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.22em;
  color: var(--ink-4); text-transform: uppercase; padding: 18px 22px;
}
.cover-right .corner.tl { top: 0; left: 0; }
.cover-right .corner.tr { top: 0; right: 0; text-align: right; }
.cover-right .corner.bl { bottom: 0; left: 0; }
.cover-right .corner.br { bottom: 0; right: 0; text-align: right; }
.cover-right .mark-inner { position: relative; width: 64%; aspect-ratio: 1; display: flex; align-items: center; justify-content: center; }
.cover-right .mark-inner img { width: 100%; height: auto; display: block; position: relative; z-index: 2; }
.cover-right .ring {
  position: absolute; inset: -6%; border: 1px dashed var(--line-2); border-radius: 50%;
  animation: spin 60s linear infinite;
}
.cover-right .ring.r2 { inset: -16%; border-color: var(--ink-5); }
@keyframes spin { to { transform: rotate(360deg) } }

/* ---------- SECTION HEADER SLIDE ---------- */
.section-header { display: grid; grid-template-columns: 240px 1fr; gap: 60px; height: 100%; }
.section-header .idx {
  font-family: var(--mono); font-size: 22px; letter-spacing: 0.22em;
  color: var(--ink-3); text-transform: uppercase;
  display: flex; flex-direction: column; gap: 18px;
  border-right: 1px solid var(--line); padding-right: 40px;
}
.section-header .idx .huge {
  font-family: var(--display); font-size: 200px; color: var(--orange);
  letter-spacing: -0.04em; line-height: 0.9;
}
.section-header .main { display: flex; flex-direction: column; justify-content: flex-start; gap: 56px; padding-top: 32px; padding-bottom: 32px; }
.section-header h2 {
  font-family: var(--display);
  font-size: 72px; line-height: 1.08;
  color: var(--ink); letter-spacing: -0.03em; max-width: 22ch;
}
.section-header h2 em { font-style: normal; color: var(--orange); }
.section-header .sub {
  font-family: var(--mono); font-size: 24px; color: var(--ink-3);
  max-width: 60ch; line-height: 1.5;
}

/* ---------- CONTENTS ---------- */
.contents h2 {
  font-family: var(--display); font-size: 96px; line-height: 1; color: var(--ink);
  letter-spacing: -0.03em; margin-bottom: 48px;
}
.contents-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 60px; }
.contents-grid ol { list-style: none; padding: 0; margin: 0; }
.contents-grid li {
  display: grid; grid-template-columns: 110px 1fr auto; gap: 24px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--line);
  align-items: baseline;
}
.contents-grid .n { font-family: var(--mono); font-size: 18px; color: var(--orange); letter-spacing: 0.18em; }
.contents-grid .t { font-family: var(--display); font-size: 28px; color: var(--ink); letter-spacing: -0.01em; }
.contents-grid .sub { font-family: var(--mono); font-size: 14px; color: var(--ink-4); letter-spacing: 0.14em; text-transform: uppercase; }

/* ---------- GENERIC TWO-COLUMN ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; height: 100%; align-items: stretch; }
.two-col.asym { grid-template-columns: 1.1fr 1fr; }

.slide-title {
  font-family: var(--display); font-size: 80px; line-height: 1;
  letter-spacing: -0.03em; color: var(--ink); margin-bottom: 32px; max-width: 16ch;
}
.slide-title em { font-style: normal; color: var(--orange); }

.slide-lede {
  font-family: var(--display); font-size: 40px; line-height: 1.15;
  color: var(--ink); max-width: 24ch; letter-spacing: -0.02em;
}

.body-text {
  font-family: var(--mono); font-size: 22px; line-height: 1.55;
  color: var(--ink-2); max-width: 52ch;
}
.body-text.dim { color: var(--ink-3); }

/* kicker label above title */
.kicker {
  font-family: var(--mono); font-size: 15px; letter-spacing: 0.3em;
  text-transform: uppercase; color: var(--ink-3);
  display: inline-flex; align-items: center; gap: 16px;
  margin-bottom: 36px;
}
.kicker .tick { color: var(--orange); }
.kicker .hair { width: 80px; height: 1px; background: var(--line-2); display: inline-block; }

.stack-body {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  align-content: stretch;
}

.stack-body > :last-child {
  min-height: 0;
}

/* ---------- BIG QUOTE ---------- */
.quote {
  font-family: var(--display); font-size: 80px; line-height: 1.12;
  letter-spacing: -0.02em; color: var(--ink); max-width: 26ch;
}
.quote em { font-style: normal; color: var(--orange); }
.quote-attr {
  margin-top: 40px;
  font-family: var(--mono); font-size: 16px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--ink-3);
  display: flex; align-items: center; gap: 18px;
}
.quote-attr .bar { width: 40px; height: 1px; background: var(--orange); }

/* ---------- PRINCIPLE CARDS (6 up) ---------- */
.principle-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line);
}
.principle-grid > article {
  background: var(--bg); padding: 44px 40px 36px;
  display: flex; flex-direction: column; gap: 20px; min-height: 320px;
  position: relative;
}
.principle-grid .no { font-family: var(--mono); font-size: 14px; letter-spacing: 0.22em; color: var(--orange); }
.principle-grid h3 { font-family: var(--display); font-size: 36px; line-height: 1.05; color: var(--ink); letter-spacing: -0.02em; }
.principle-grid p { font-family: var(--mono); font-size: 17px; line-height: 1.55; color: var(--ink-3); }
.principle-grid .glyph { position: absolute; top: 40px; right: 40px; width: 40px; height: 40px; color: var(--orange); }

/* ---------- CONDUCTOR SLIDE ---------- */
.conductor-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0;
  height: 100%;
}
.conductor-col {
  padding: 32px; display: flex; flex-direction: column; justify-content: space-between;
  border-right: 1px solid var(--line); overflow: hidden; min-height: 0;
}
.conductor-col h3 { font-family: var(--display); font-size: 40px !important; line-height: 1 !important; color: var(--ink); letter-spacing: -0.02em; margin-bottom: 12px; }
.conductor-col p { font-size: 16px !important; }
.conductor-col .conductor-viz { margin: 24px 0 !important; min-height: 120px; }
.conductor-col:last-child { border-right: 0; }
.conductor-col .tag { font-family: var(--mono); font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--orange); margin-bottom: 16px; }
.conductor-col h3 { font-family: var(--display); font-size: 52px; line-height: 1; color: var(--ink); letter-spacing: -0.02em; margin-bottom: 16px; }
.conductor-col p { font-family: var(--mono); font-size: 18px; line-height: 1.55; color: var(--ink-3); max-width: 32ch; }

.conductor-viz {
  flex: 1; margin: 40px 0; position: relative;
  border: 1px solid var(--line); background: #06080A;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}

/* ---------- LOGO / MARK SLIDES ---------- */
.mark-stage {
  border: 1px solid var(--line);
  background: #07090B;
  position: relative;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.mark-stage.light { background: #F2EFE8; }
.mark-stage .corner {
  position: absolute; font-family: var(--mono); font-size: 12px; letter-spacing: 0.22em;
  color: var(--ink-4); text-transform: uppercase; padding: 14px 18px;
}
.mark-stage.light .corner { color: #8A8199; }
.mark-stage .corner.tl { top: 0; left: 0 }
.mark-stage .corner.tr { top: 0; right: 0 }
.mark-stage .corner.bl { bottom: 0; left: 0 }
.mark-stage .corner.br { bottom: 0; right: 0 }

/* logo variations grid */
.logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.logo-tile {
  border: 1px solid var(--line);
  aspect-ratio: 1;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.logo-tile .top {
  flex: 1; display: flex; align-items: center; justify-content: center;
  position: relative;
}
.logo-tile .top img { width: 58%; height: auto; display: block; }
.logo-tile.on-black .top { background: #000; }
.logo-tile.on-white .top { background: #F2EFE8; }
.logo-tile.on-orange .top { background: var(--orange); }
.logo-tile.on-dark .top { background: #15181C; }
.logo-tile .caption {
  border-top: 1px solid var(--line);
  padding: 14px 18px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase;
}
.logo-tile .caption .name { color: var(--ink); }
.logo-tile .caption .k { color: var(--ink-4); }

/* logo construction */
.construction {
  border: 1px solid var(--line);
  background: #07090B;
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  display: flex; align-items: center; justify-content: center;
}
.construction img { width: 60%; height: auto; display: block; position: relative; z-index: 2; }
.construction .grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,107,0,0.15) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,107,0,0.15) 1px, transparent 1px);
  background-size: 40px 40px;
}
.construction .clear-box {
  position: absolute; inset: 18%;
  border: 1px dashed var(--orange);
}
.construction .clear-label {
  position: absolute; top: 50%; left: 12%;
  transform: translateY(-50%);
  font-family: var(--mono); font-size: 13px; color: var(--orange); letter-spacing: 0.2em;
}

/* misuse */
.misuse-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 24px;
  min-height: 0;
}
.misuse-tile {
  border: 1px solid var(--line);
  background: #07090B;
  position: relative;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.misuse-tile .x {
  position: absolute; top: 18px; right: 18px;
  width: 36px; height: 36px; border: 1px solid #E53935; color: #E53935;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 22px;
}
.misuse-tile .cap {
  position: absolute; bottom: 18px; left: 18px;
  font-family: var(--mono); font-size: 14px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ink-3);
}
.misuse-tile img {
  max-width: 72%;
  max-height: 52%;
  width: auto;
  height: auto;
  display: block;
}

/* ---------- COLOR ---------- */
.color-row { display: flex; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.swatch { flex: 1; height: 420px; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; position: relative; }
.swatch .name {
  font-family: var(--mono); font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase;
  margin-bottom: 8px;
}
.swatch .hex { font-family: var(--display); font-size: 28px; letter-spacing: -0.01em; margin-bottom: 4px; }
.swatch .rgb, .swatch .meta { font-family: var(--mono); font-size: 13px; letter-spacing: 0.14em; }

.swatch.orange { background: var(--orange); color: #000; }
.swatch.black  { background: #0E1114; color: var(--ink-2); }
.swatch.carbon { background: #2A2F36; color: var(--ink-2); }
.swatch.steel  { background: #8A8199; color: #000; }
.swatch.bone   { background: #FFFFFF; color: #000; }

.swatch .top-k {
  position: absolute; top: 22px; left: 28px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase;
  opacity: 0.7;
}
.swatch.orange .top-k { color: rgba(0,0,0,0.6); }

/* color usage proportions */
.prop-bar {
  display: flex; width: 100%; height: 80px;
  border: 1px solid var(--line);
}
.prop-bar > div {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.22em; text-transform: uppercase;
}
.prop-bar .p-black { background: #000; color: var(--ink-3); flex: 60; border-right: 1px solid var(--line); }
.prop-bar .p-carbon { background: #2A2F36; color: var(--ink); flex: 20; border-right: 1px solid var(--line); }
.prop-bar .p-bone { background: #F2EFE8; color: #000; flex: 12; border-right: 1px solid var(--line); }
.prop-bar .p-orange { background: var(--orange); color: #000; flex: 8; }

/* ---------- TYPOGRAPHY ---------- */
.type-specimen {
  border: 1px solid var(--line);
  background: #07090B;
  padding: 56px 64px;
  display: flex; flex-direction: column; gap: 18px;
  min-height: 100%;
}
.type-specimen .tag {
  font-family: var(--mono); font-size: 14px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--orange); margin-bottom: 8px;
}
.type-specimen .family {
  font-family: var(--display); font-size: 140px; line-height: 0.9;
  color: var(--ink); letter-spacing: -0.04em;
}
.type-specimen.mono .family { font-family: var(--mono); font-weight: 400; font-size: 120px; }
.type-specimen .meta { font-family: var(--mono); font-size: 16px; color: var(--ink-3); letter-spacing: 0.16em; text-transform: uppercase; }
.type-specimen .aa {
  font-family: var(--display); font-size: 48px; line-height: 1.1; color: var(--ink-2);
  letter-spacing: -0.01em; margin-top: 24px;
}
.type-specimen.mono .aa { font-family: var(--mono); font-size: 40px; }
.type-specimen .row {
  display: flex; justify-content: space-between; align-items: baseline;
  border-top: 1px solid var(--line); padding-top: 14px;
  font-family: var(--mono); font-size: 14px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-4);
}

.scale-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--line); }
.scale-row {
  display: grid; grid-template-columns: 140px 1fr auto; align-items: end;
  gap: 40px; padding: 20px 0; border-bottom: 1px solid var(--line);
}
.scale-row .k { font-family: var(--mono); font-size: 15px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--orange); }
.scale-row .example { color: var(--ink); }
.scale-row .meta { font-family: var(--mono); font-size: 14px; color: var(--ink-4); letter-spacing: 0.14em; white-space: nowrap; }
.scale-row.display { padding: 28px 0; }
.scale-row.display .example { font-family: var(--display); font-size: 54px; line-height: 1; letter-spacing: -0.03em; font-weight: 500; }
.scale-row.h1 .example { font-family: var(--display); font-size: 52px; line-height: 1.05; letter-spacing: -0.02em; font-weight: 500; }
.scale-row.h2 .example { font-family: var(--display); font-size: 38px; line-height: 1.1; letter-spacing: -0.01em; }
.scale-row.t-body .example { font-family: var(--mono); font-size: 22px; color: var(--ink-2); max-width: 42ch; }
.scale-row.micro .example { font-family: var(--mono); font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- ICON GRID ---------- */
.icon-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.icon-cell {
  background: #07090B; padding: 48px 32px;
  display: flex; flex-direction: column; align-items: center; gap: 20px;
  min-height: 280px; justify-content: center;
}
.icon-cell svg { width: 88px; height: 88px; color: var(--orange); }
.icon-cell .name { font-family: var(--mono); font-size: 15px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink); }
.icon-cell .sym { font-family: var(--mono); font-size: 14px; color: var(--ink-4); letter-spacing: 0.1em; }

/* ---------- VOICE AND DO/DON'T ---------- */
.vt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.vt-card {
  border: 1px solid var(--line); padding: 40px 44px;
  display: flex; flex-direction: column; gap: 20px;
  min-height: 360px;
}
.vt-card.do { background: #07090B; border-color: var(--orange-deep); }
.vt-card.dont { background: #07090B; }
.vt-card .h {
  font-family: var(--mono); font-size: 15px; letter-spacing: 0.3em; text-transform: uppercase;
  display: flex; align-items: center; gap: 16px;
}
.vt-card.do .h { color: var(--orange); }
.vt-card.dont .h { color: #E53935; }
.vt-card .line {
  flex: 1; width: 40px; height: 1px;
}
.vt-card.do .line { background: var(--orange); }
.vt-card.dont .line { background: #E53935; }
.vt-card .sample {
  font-family: var(--display); font-size: 34px; line-height: 1.2;
  color: var(--ink); letter-spacing: -0.01em;
}
.vt-card.dont .sample { color: var(--ink-3); text-decoration: line-through 1px rgba(229,57,53,0.6); text-decoration-skip-ink: none; }
.vt-card .why {
  font-family: var(--mono); font-size: 16px; color: var(--ink-4); letter-spacing: 0.1em; text-transform: uppercase;
  margin-top: auto; padding-top: 16px; border-top: 1px dashed var(--line);
}

/* voice traits */
.voice-traits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.voice-traits article {
  background: #07090B; padding: 32px 28px;
  display: flex; flex-direction: column; gap: 14px; min-height: 220px;
}
.voice-traits .pair {
  display: flex; justify-content: space-between; align-items: baseline;
  border-bottom: 1px dashed var(--line); padding-bottom: 10px;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-4);
}
.voice-traits h4 { font-family: var(--display); font-size: 32px; color: var(--ink); letter-spacing: -0.02em; line-height: 1; }
.voice-traits p { font-family: var(--mono); font-size: 15px; color: var(--ink-3); line-height: 1.55; }

/* ---------- LAYOUT / GRID SLIDE ---------- */
.grid-viz {
  position: relative; border: 1px solid var(--line); background: #07090B; height: 100%;
  overflow: hidden;
}
.grid-viz .cols {
  position: absolute; inset: 40px;
  display: grid; grid-template-columns: repeat(12, 1fr); gap: 24px;
}
.grid-viz .cols > span { background: rgba(255,107,0,0.06); border-left: 1px solid rgba(255,107,0,0.35); border-right: 1px solid rgba(255,107,0,0.08); }
.grid-viz .mark {
  position: absolute; font-family: var(--mono); font-size: 13px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--orange);
  display: flex; align-items: center; gap: 10px;
}
.grid-viz .mark.tl { top: 14px; left: 14px; }
.grid-viz .mark.tr { top: 14px; right: 14px; }
.grid-viz .mark.bl { bottom: 14px; left: 14px; }
.grid-viz .mark.br { bottom: 14px; right: 14px; }
.grid-viz .mark .dot { width: 6px; height: 6px; background: var(--orange); display: inline-block; }

/* ---------- IMAGE FULL-BLEED SLIDES ---------- */
.image-slide { position: absolute; inset: 0; }
.image-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.image-slide .overlay {
  position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.2) 55%, rgba(0,0,0,0.55) 100%);
}
.image-slide .caption {
  position: absolute; bottom: 60px; left: 80px; right: 80px;
  display: flex; justify-content: space-between; align-items: end;
  font-family: var(--mono); color: var(--ink-3);
}
.image-slide .caption .t { font-family: var(--display); font-size: 56px; color: var(--ink); letter-spacing: -0.02em; line-height: 1; }
.image-slide .caption .r { font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase; }

/* ---------- APP MOCKS ---------- */
.app-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; height: 100%; }
.app-window {
  background: #07090B; border: 1px solid var(--line);
  display: flex; flex-direction: column; overflow: hidden;
}
.win-head {
  height: 44px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-4);
}
.win-head .lights { display: flex; gap: 8px; }
.win-head .lights span { width: 10px; height: 10px; border: 1px solid var(--line-2); }
.win-head .lights span.on { background: var(--orange); border-color: var(--orange); }
.win-body { flex: 1; display: grid; grid-template-columns: 200px 1fr; font-family: var(--mono); font-size: 13px; }
.win-side { border-right: 1px solid var(--line); padding: 18px; color: var(--ink-4); background: #050708; }
.win-side .tree div { padding: 4px 0; }
.win-side .tree .sel { color: var(--orange); }
.win-side .tree .sub { padding-left: 14px; color: var(--ink-3); }
.win-main { padding: 24px 28px; color: var(--ink-2); overflow: hidden; font-size: 14px; line-height: 1.8; }
.win-main .kw { color: var(--orange); }
.win-main .str { color: var(--ink); }
.win-main .cm { color: var(--ink-4); }
.win-main .tp { color: #E8A76A; }
.win-main .hole { color: var(--orange); background: rgba(255,107,0,0.1); padding: 0 4px; border: 1px solid var(--orange-deep); }
.win-foot {
  height: 30px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-4);
}
.win-foot .ok { color: var(--orange); }

/* merch / stationery tile */
.merch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  height: 100%;
  min-height: 0;
}
.merch-tile {
  border: 1px solid var(--line);
  background: #0A0C0D;
  position: relative;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.merch-tile .art {
  flex: 1; display: flex; align-items: center; justify-content: center;
  background: #0A0C0D;
  position: relative;
  overflow: hidden;
}
.merch-tile .cap {
  border-top: 1px solid var(--line);
  padding: 18px 22px;
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
}
.merch-tile .cap .n { color: var(--ink); }
.merch-tile .cap .k { color: var(--ink-4); }

.stationery-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: 24px;
  min-height: 0;
  overflow: hidden;
}

.spec-sheet {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(240,238,232,0.98) 100%);
  color: #0A0C0D;
  padding: 56px 56px 48px;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.spec-sheet::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(10,12,13,0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10,12,13,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.35;
  pointer-events: none;
}

.spec-sheet::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 28px;
  width: 6px;
  background: var(--orange);
}

.spec-sheet > * {
  position: relative;
  z-index: 1;
}

.spec-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 48px;
}

.spec-mark {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.spec-mark img {
  width: 150px;
  height: auto;
  display: block;
}

.spec-mark .k {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(10, 12, 13, 0.56);
}

.spec-ref {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(10, 12, 13, 0.45);
  text-align: right;
  line-height: 1.8;
}

.spec-title {
  font-family: var(--display);
  font-size: 66px;
  line-height: 0.94;
  letter-spacing: -0.04em;
  color: #0A0C0D;
  max-width: 8ch;
  margin-bottom: 24px;
}

.spec-body {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 36px;
  align-items: end;
}

.spec-copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.spec-copy p {
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1.6;
  color: rgba(10, 12, 13, 0.78);
  max-width: 34ch;
}

.spec-copy p strong {
  color: #0A0C0D;
  font-weight: 500;
}

.spec-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 10px;
}

.spec-list div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(10, 12, 13, 0.12);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.spec-list .n {
  color: rgba(10, 12, 13, 0.45);
}

.spec-list .v {
  color: #0A0C0D;
}

.spec-meter {
  border: 1px solid rgba(10, 12, 13, 0.12);
  padding: 22px;
  display: grid;
  gap: 20px;
  align-self: stretch;
}

.spec-meter .bar {
  height: 12px;
  border: 1px solid rgba(10, 12, 13, 0.12);
  position: relative;
  overflow: hidden;
}

.spec-meter .bar span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 72%;
  background: var(--orange);
}

.spec-meter .micro {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(10, 12, 13, 0.5);
}

.spec-meter .seal {
  font-family: var(--display);
  font-size: 28px;
  letter-spacing: -0.02em;
  color: #0A0C0D;
}

.stationery-side {
  display: grid;
  grid-template-rows: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: 24px;
  min-height: 0;
  overflow: hidden;
}

.stationery-card,
.sticker-board {
  border: 1px solid var(--line);
  background: #07090B;
  position: relative;
  overflow: hidden;
}

.stationery-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px;
}

.stationery-card::before,
.sticker-board::before,
.asset-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 18%, rgba(255,107,0,0.12), transparent 34%),
    radial-gradient(circle at 78% 80%, rgba(255,255,255,0.06), transparent 26%);
  pointer-events: none;
}

.stationery-card .card-stack {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 0;
}

.stationery-card .card-face {
  position: absolute;
  border: 1px solid var(--line);
  box-shadow: 0 30px 50px rgba(0,0,0,0.45);
}

.stationery-card .card-face.front {
  inset: auto;
  left: 8%;
  top: 12%;
  width: 56%;
  aspect-ratio: 85 / 55;
  background: linear-gradient(180deg, #0F1316 0%, #050709 100%);
  transform: rotate(-6deg);
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stationery-card .card-face.front img {
  width: 112px;
  height: auto;
}

.stationery-card .card-face.front .meta {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.stationery-card .card-face.back {
  inset: auto;
  right: 6%;
  bottom: 12%;
  width: 56%;
  aspect-ratio: 85 / 55;
  background: linear-gradient(180deg, #F2EFE8 0%, #E7E3DC 100%);
  transform: rotate(5deg);
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stationery-card .card-face.back .word {
  font-family: var(--display);
  font-size: 34px;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: #0A0C0D;
}

.stationery-card .card-face.back .micro {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(10, 12, 13, 0.42);
}

.stationery-tag {
  position: absolute;
  left: 20px;
  bottom: 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-4);
}

.sticker-board {
  display: grid;
  grid-template-rows: auto 1fr;
  padding: 22px 22px 20px;
}

.sticker-board .head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.sticker-board .head .n {
  color: var(--ink);
}

.sticker-board .head .k {
  color: var(--ink-4);
}

.sticker-board .sheet {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 10px;
  min-height: 0;
  overflow: hidden;
}

.sticker-board .cell {
  border: 1px dashed var(--line-2);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  background: #0A0C0D;
}

.sticker-board .cell.light {
  background: #F2EFE8;
}

.sticker-board .cell.orange {
  background: var(--orange);
}

.sticker-board .cell img {
  width: 62%;
  height: auto;
  display: block;
}

.asset-panel {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 34px;
  overflow: hidden;
}

.asset-panel img {
  position: relative;
  z-index: 1;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 26px 36px rgba(0,0,0,0.42));
}

.asset-panel.hoodie img {
  max-height: 94%;
}

.asset-panel.book img {
  max-width: 112%;
  transform: rotate(-8deg) translate(-1%, 2%);
}

.asset-panel.lanyard img {
  max-height: 108%;
  transform: translateY(2%);
}

/* device silhouettes */
.hoodie-silhouette, .mug-silhouette, .bottle-silhouette, .tee-silhouette, .bcard-silhouette, .notebook-silhouette, .sticker-silhouette {
  position: relative; display: flex; align-items: center; justify-content: center;
  width: 100%; height: 100%;
}
.hoodie-silhouette::before {
  content: ""; position: absolute; width: 70%; aspect-ratio: 1/1.1;
  background:
    radial-gradient(ellipse at 50% 20%, #1A1E22 0, #121517 55%, #0A0C0D 100%);
  clip-path: polygon(20% 10%, 30% 5%, 40% 0%, 60% 0%, 70% 5%, 80% 10%, 95% 40%, 95% 100%, 5% 100%, 5% 40%);
  border: 1px solid var(--line);
}
.hoodie-silhouette img { position: relative; z-index: 2; width: 32%; margin-top: 8%; }

.mug-silhouette::before {
  content: ""; position: absolute; width: 60%; aspect-ratio: 1/0.9;
  background: linear-gradient(180deg, #151719 0%, #0C0D0F 100%);
  border: 1px solid var(--line-2);
  border-radius: 4px 4px 10px 10px;
}
.mug-silhouette::after {
  content: ""; position: absolute; width: 22%; aspect-ratio: 1/1.3;
  border: 3px solid #151719; border-left: 0; border-radius: 0 40% 40% 0;
  right: 18%;
}
.mug-silhouette img { position: relative; z-index: 2; width: 22%; }

.bottle-silhouette::before {
  content: ""; position: absolute; width: 22%; height: 80%;
  background: linear-gradient(180deg, #202428 0%, #0C0E10 100%);
  border: 1px solid var(--line-2);
  border-radius: 20px 20px 8px 8px;
  top: 10%;
}
.bottle-silhouette::after {
  content: ""; position: absolute; width: 16%; height: 6%;
  background: #2A2F36; border-radius: 4px; top: 4%;
}
.bottle-silhouette img { position: relative; z-index: 2; width: 12%; margin-top: 5%; transform: rotate(-90deg); }

.tee-silhouette::before {
  content: ""; position: absolute; width: 68%; aspect-ratio: 1.1/1;
  background: radial-gradient(ellipse at 50% 20%, #151719 0%, #0C0D0F 100%);
  clip-path: polygon(25% 10%, 40% 2%, 60% 2%, 75% 10%, 95% 20%, 88% 35%, 80% 30%, 80% 100%, 20% 100%, 20% 30%, 12% 35%, 5% 20%);
  border: 1px solid var(--line);
}
.tee-silhouette img { position: relative; z-index: 2; width: 22%; margin-top: 4%; }

.bcard-silhouette { perspective: 1200px; }
.bcard-silhouette .card {
  width: 70%; aspect-ratio: 1.75/1; background: #0A0C0D; border: 1px solid var(--line);
  transform: rotateX(12deg) rotateZ(-4deg);
  box-shadow: 0 40px 60px rgba(0,0,0,.6);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 24px 28px;
  font-family: var(--mono); font-size: 12px; color: var(--ink-3); letter-spacing: 0.14em;
}
.bcard-silhouette .card.back { background: #F2EFE8; color: #3A3A3A; position: absolute; right: 4%; top: 40%; width: 50%; }
.bcard-silhouette .card img { height: 28px; width: auto; display: block; }
.bcard-silhouette .card .n { font-family: var(--display); font-size: 16px; color: var(--ink); letter-spacing: -0.01em; margin-bottom: 4px; }
.bcard-silhouette .card.back .n { color: #0A0C0D; }

.notebook-silhouette::before {
  content: ""; position: absolute; width: 50%; aspect-ratio: 0.72;
  background: linear-gradient(90deg, var(--orange) 0%, var(--orange) 8%, #0A0C0D 8%, #0A0C0D 100%);
  border: 1px solid var(--line-2);
}
.notebook-silhouette img { position: relative; z-index: 2; width: 14%; margin-left: 8%; margin-top: -14%; }
.notebook-silhouette .title {
  position: absolute; z-index: 2;
  font-family: var(--display); font-size: 28px; color: var(--ink); letter-spacing: -0.02em;
  left: 50%; top: 58%; transform: translateX(-40%);
}

.sticker-silhouette {
  display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr;
  gap: 12px; width: 70%; height: 70%;
}
.sticker-silhouette .s {
  background: #0A0C0D; border: 1px dashed var(--line-2);
  display: flex; align-items: center; justify-content: center;
}
.sticker-silhouette .s.a { background: var(--orange); }
.sticker-silhouette .s.b { background: #F2EFE8; }
.sticker-silhouette .s img { width: 60%; }

/* ---------- A4 LETTERHEAD ---------- */
.a4-sheet {
  aspect-ratio: 210 / 297;
  height: 100%;
  width: auto;
  max-width: 100%;
  justify-self: center;
  padding: 36px 44px 28px 52px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.lh-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}

.lh-mark {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lh-mark img {
  width: 28px;
  height: auto;
  display: block;
}

.lh-mark span {
  font-family: var(--display);
  font-size: 16px;
  letter-spacing: -0.02em;
  color: #0A0C0D;
  font-weight: 600;
}

.lh-company {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(10,12,13,0.45);
  text-align: right;
  line-height: 1.9;
}

.lh-rule {
  height: 1px;
  background: rgba(10,12,13,0.18);
  margin-bottom: 18px;
}

.lh-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.lh-to {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(10,12,13,0.6);
  line-height: 1.85;
}

.lh-to-label {
  font-size: 9px;
  letter-spacing: 0.24em;
  color: rgba(10,12,13,0.32);
  margin-bottom: 4px;
}

.lh-date {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(10,12,13,0.38);
}

.lh-subject {
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: -0.01em;
  color: #0A0C0D;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(10,12,13,0.1);
}

.lh-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-top: 4px;
  min-height: 0;
}

.lh-line {
  height: 1px;
  background: rgba(10,12,13,0.09);
  margin-bottom: 18px;
  flex-shrink: 0;
}

.lh-line.short { width: 44%; }
.lh-line.mid   { width: 71%; }

.lh-sign {
  padding-top: 14px;
  margin-bottom: 14px;
}

.lh-sig-line {
  width: 110px;
  height: 1px;
  background: rgba(10,12,13,0.3);
  margin-bottom: 6px;
}

.lh-signer {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #0A0C0D;
}

.lh-role {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(10,12,13,0.42);
  margin-top: 3px;
}

.lh-foot {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(10,12,13,0.38);
  padding-top: 10px;
  border-top: 1px solid rgba(10,12,13,0.1);
}

/* ---------- SIGNATURE CLOSE ---------- */
.sig-stage {
  display: flex; flex-direction: column; justify-content: space-between;
  height: 100%;
}
.sig-stage .big {
  font-family: var(--display); font-size: 160px; line-height: 0.95;
  letter-spacing: -0.04em; color: var(--ink);
}
.sig-stage .big em { font-style: normal; color: var(--orange); }
.sig-stage .meta {
  display: flex; justify-content: space-between; align-items: end;
  border-top: 1px solid var(--line); padding-top: 32px;
  font-family: var(--mono); font-size: 16px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-4);
}
.sig-stage .meta .auth { display: flex; align-items: center; gap: 20px; }
.sig-stage .meta .auth img { height: 48px; width: auto; display: block; }

/* ---------- waveform placeholder (SVG driven) ---------- */
.wave-bg {
  position: absolute; inset: 0; opacity: 0.4;
  background-image: radial-gradient(circle at 30% 50%, rgba(255,107,0,0.1), transparent 40%);
}

/* ---------- small utility chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 12px;
  border: 1px solid var(--line-2); font-family: var(--mono); font-size: 13px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-3);
}
.chip .d { width: 6px; height: 6px; background: var(--orange); display: inline-block; }

/* two-up card set with number + body */
.spec-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--line); }
.spec-list .item {
  display: grid; grid-template-columns: 80px 1fr auto; gap: 32px;
  padding: 22px 0; border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.spec-list .n { font-family: var(--mono); font-size: 14px; letter-spacing: 0.22em; color: var(--orange); }
.spec-list .t { font-family: var(--display); font-size: 24px; color: var(--ink); letter-spacing: -0.01em; }
.spec-list .m { font-family: var(--mono); font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-4); }

/* conductor waveform */
.bars {
  display: flex; align-items: flex-end; gap: 4px; height: 70%; width: 80%;
}
.bars span { flex: 1; background: var(--orange); opacity: 0.85; animation: barsAnim 2s ease-in-out infinite; }
@keyframes barsAnim { 0%,100% { height: 20%; } 50% { height: 90%; } }

/* numbered large figure */
.big-num { font-family: var(--display); font-size: 360px; line-height: 0.88; letter-spacing: -0.05em; color: var(--orange); font-weight: 500; }