/* Weddle Industries × Brandcore — presentation stylesheet.
   One coherent system. Surfaces: billet obsidian carbon and warm spec paper.
   Brand accents: Weddle racing crimson, trophy gold, deep cobalt ink.
   Type is fluid and bounded: 16px body at 1366, ~19px at 1600, up to 24px ultrawide. */

@font-face {
  font-family: 'Space Grotesk';
  src: url('assets/fonts/space-grotesk-500-normal.woff2') format('woff2');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('assets/fonts/plus-jakarta-sans-400-normal.woff2') format('woff2');
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('assets/fonts/jetbrains-mono-400-normal.woff2') format('woff2');
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Plus Jakarta Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;

  --carbon-0: #06080D;
  --carbon: #0B0E14;
  --carbon-2: #131926;
  --carbon-3: #1B2436;
  --paper: #F7F5F0;
  --paper-2: #ECE8DF;
  --paper-ink: #0B0E14;

  --weddle-crimson: #8E1A1C;
  --weddle-cobalt: #0B2E6B;
  --weddle-red: #D9232A;
  --accent: #C88A2E;
  --accent-bright: #F5B841;

  --radius-xl: 20px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 9px;

  --fs-display: clamp(34px, 3.35vw, 58px);
  --fs-h2: clamp(28px, 2.55vw, 46px);
  --fs-h3: clamp(19px, 1.42vw, 25px);
  --fs-body: clamp(16px, 1.18vw, 24px);
  --fs-body-sm: clamp(15px, 1.04vw, 19px);
  --fs-label: clamp(13px, 0.9vw, 15px);
  --fs-micro: clamp(13px, 0.82vw, 14px);

  --dock-h: 56px;
}

.carbon {
  --bg: var(--carbon);
  --surface: var(--carbon-2);
  --line: rgba(255, 255, 255, 0.14);
  --ink: #FFFFFF;
  --ink-2: #E6ECF5;
  --ink-3: #C9D3E3;
  --em: var(--accent-bright);
  --rule: var(--accent-bright);
  --kicker-ink: var(--accent-bright);
}
.paper {
  --bg: var(--paper);
  --surface: #FFFFFF;
  --line: rgba(11, 14, 20, 0.13);
  --ink: var(--paper-ink);
  --ink-2: #1C2433;
  --ink-3: #2E3A4E;
  --em: var(--weddle-crimson);
  --rule: var(--weddle-crimson);
  --kicker-ink: var(--weddle-cobalt);
}

*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--carbon-0);
  color: #FFFFFF;
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body { overflow: hidden; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
button, a, input { font: inherit; }
img { max-width: 100%; }
a { color: inherit; }
button { cursor: pointer; }

:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 3px; }
.paper :focus-visible { outline-color: var(--weddle-crimson); }

.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ico, .date-icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  flex: none;
  vertical-align: -0.14em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------------------------------------------------------------- deck & slides */
.deck {
  position: relative;
  width: 100%;
  height: 100dvh;
  overflow: hidden;
  background: var(--carbon-0);
}
.slide {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.4vh, 18px);
  padding: clamp(18px, 2.2vh, 30px) clamp(22px, 3.2vw, 56px) clamp(72px, 7.2vh, 92px);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--bg);
  color: var(--ink);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0.22s ease;
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 130, 150, 0.55) transparent;
}
.slide::-webkit-scrollbar { width: 8px; }
.slide::-webkit-scrollbar-thumb { background: rgba(120, 130, 150, 0.5); border-radius: 8px; }
.slide.active {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.slide-body {
  flex: 1 0 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(14px, 1.9vh, 24px);
}
.slide-body.stack { justify-content: center; }
.slide-body.stack > * { flex: 0 0 auto; }
.slide-body.two {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 3vw, 52px);
  align-items: center;
}
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(0, 0.84fr);
  gap: clamp(24px, 2.8vw, 48px);
  align-items: end;
}

/* ---------------------------------------------------------------- header & footer */
.slide-head {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: clamp(10px, 1.2vh, 14px);
  border-bottom: 1px solid var(--line);
}
.header-brand { display: inline-flex; align-items: center; gap: clamp(12px, 1.1vw, 18px); min-width: 0; }
.header-logo-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: clamp(132px, 9.2vw, 158px);
  height: clamp(44px, 5vh, 52px);
  padding: 6px 12px;
  border-radius: 10px;
  background: #000;
  border: 1.5px solid rgba(217, 35, 42, 0.62);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.24);
}
.header-logo-pill img,
.cover-badge img,
.profile-logo-overlay img,
.phone-appbar img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: none;
  opacity: 1;
  image-rendering: auto;
}
.header-wordmark b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.18vw, 21px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink);
}
.header-wordmark small {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--kicker-ink);
}
.header-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
  white-space: nowrap;
}
.header-meta::before { content: ''; width: 22px; height: 2px; background: var(--rule); }
.slide-foot {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: clamp(8px, 1vh, 12px);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.page {
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--ink-2);
}

/* ---------------------------------------------------------------- typography */
.eyebrow, .kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(4px, 0.7vh, 8px);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.35;
  text-transform: uppercase;
  color: var(--kicker-ink);
}
.eyebrow::before, .kicker::before {
  content: '';
  width: 20px;
  height: 2px;
  flex: none;
  background: var(--rule);
}
h1, h2 { font-family: var(--font-display); font-weight: 700; color: var(--ink); }
h1 { font-size: var(--fs-display); line-height: 1.02; letter-spacing: -0.03em; }
h2 { font-size: var(--fs-h2); line-height: 1.06; letter-spacing: -0.024em; }
h1 em, h2 em { display: block; font-style: normal; color: var(--em); }
h3 { font-family: var(--font-display); font-weight: 700; color: var(--ink); }
.lead {
  max-width: 58ch;
  margin-top: clamp(6px, 0.9vh, 10px);
  font-size: var(--fs-body);
  line-height: 1.45;
  color: var(--ink-2);
}
.num-chip {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: clamp(34px, 3.4vh, 40px);
  height: clamp(34px, 3.4vh, 40px);
  border-radius: 10px;
  background: var(--carbon-2);
  border: 1px solid rgba(245, 184, 65, 0.45);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--accent-bright);
}
.paper .num-chip { background: var(--weddle-crimson); border-color: var(--weddle-crimson); color: #FFFFFF; }
.num-chip.featured,
.exec-phase-card.featured .exec-phase-num { background: var(--accent-bright); color: var(--carbon); border-color: var(--accent-bright); }
.source-note {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  line-height: 1.45;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

/* ---------------------------------------------------------------- cover */
.slide.cover { display: none; padding: 0; overflow: hidden; }
.slide.cover.active {
  display: grid;
  grid-template-columns: minmax(0, 44fr) minmax(0, 56fr);
  gap: 0;
  overflow: hidden;
}
.hero-copy {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(8px, 1.1vh, 13px);
  padding: clamp(24px, 3.2vh, 42px) clamp(26px, 2.8vw, 48px) clamp(80px, 8.6vh, 100px) clamp(26px, 3.2vw, 56px);
  background:
    radial-gradient(120% 90% at 10% 10%, rgba(217, 35, 42, 0.16), transparent 55%),
    linear-gradient(160deg, #10131B 0%, #0B0E14 58%, #080A0F 100%);
}
.cover-collab {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 12px;
  margin-bottom: 2px;
  padding: 7px 15px 7px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.brandcore-collab-logo { display: block; height: clamp(20px, 2.3vh, 26px); width: auto; }
.collab-sep { font-family: var(--font-mono); font-size: 14px; font-weight: 700; color: var(--accent-bright); }
.collab-label {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: #E6ECF5;
}
.cover-kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-bright);
}
.cover h1 { max-width: 13ch; }
.cover .lead { max-width: 48ch; margin-top: clamp(2px, 0.4vh, 6px); }
.fact-pills {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(7px, 0.7vw, 10px);
  margin-top: clamp(6px, 0.9vh, 12px);
  padding: 0;
  list-style: none;
}
.fact-pills li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.17);
  font-size: var(--fs-label);
  font-weight: 600;
  color: #FFFFFF;
}
.fact-pills .ico { color: var(--accent-bright); font-size: 1.05em; }
.cover-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: clamp(18px, 3.2vh, 40px);
  padding-top: clamp(10px, 1.2vh, 14px);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.prepared-by {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: var(--fs-label);
  font-weight: 500;
  line-height: 1.35;
  color: #D5DFEE;
}
.prepared-by b { color: #FFFFFF; font-weight: 700; }
.prepared-by img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 18%;
  box-shadow: 0 0 0 2px var(--accent-bright);
}
.cover-foot .page { font-size: var(--fs-label); }

.hero-visual {
  position: relative;
  z-index: 2;
  overflow: hidden;
  container-type: size;
  background:
    radial-gradient(90% 80% at 58% 44%, #25131A 0%, #10131C 48%, #06080D 100%);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}
.hero-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(245, 184, 65, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 184, 65, 0.06) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(70% 70% at 55% 48%, #000 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(70% 70% at 55% 48%, #000 0%, transparent 80%);
}
.hero-visual canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}
.stage-fallback {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
}
.stage-fallback img {
  position: relative;
  z-index: 2;
  width: min(76%, 520px);
  padding: clamp(12px, 2.2vh, 22px) clamp(14px, 2vw, 24px);
  border-radius: 14px;
  background: #000;
  border: 2px solid rgba(217, 35, 42, 0.8);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.7), 0 0 70px rgba(217, 35, 42, 0.18);
}
.stage-fallback img { display: none; }
html:not(.webgl-ready) .stage-fallback img { display: block; }
html.webgl-ready .stage-fallback { display: none; }
.fallback-gear {
  position: absolute;
  border-radius: 50%;
  border: 28px dashed rgba(245, 184, 65, 0.16);
  opacity: 0.8;
}
.fallback-gear-one { width: 58cqw; height: 58cqw; left: -16cqw; bottom: -20cqw; border-color: rgba(217, 35, 42, 0.2); }
.fallback-gear-two { width: 26cqw; height: 26cqw; right: -5cqw; top: 8cqh; border-width: 16px; }
.stage-hud {
  position: absolute;
  top: clamp(18px, 2.2vh, 28px);
  left: clamp(18px, 2.2vw, 30px);
  right: clamp(18px, 2.2vw, 30px);
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: #D5DFEE;
  pointer-events: none;
}
.hud-rule { width: 24px; height: 2px; background: var(--accent-bright); }
.hud-right { margin-left: auto; color: var(--accent-bright); }
.stage-caption {
  position: absolute;
  left: 50%;
  bottom: clamp(78px, 8.4vh, 100px);
  z-index: 4;
  transform: translateX(-50%);
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #C9D3E3;
  pointer-events: none;
}
.boom-flash {
  position: absolute;
  inset: 0;
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  background:
    radial-gradient(46% 46% at 50% 48%, #FFFFFF 0%, #FFF4D6 18%, rgba(245, 184, 65, 0.72) 38%, rgba(217, 35, 42, 0.24) 62%, transparent 78%);
}
.boom-flash.is-firing { animation: boomFlash 620ms cubic-bezier(.16,.7,.3,1) both; }
@keyframes boomFlash {
  0% { opacity: 0.94; transform: scale(0.86); }
  14% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.35); }
}

/* Cover during the physical break: stay above the incoming slide, but let it show through. */
.slide.cover.cover-boom {
  display: grid;
  visibility: visible;
  opacity: 1;
  z-index: 80;
  background: transparent;
  pointer-events: none;
}
.cover.cover-boom .hero-copy { opacity: 0; transition: opacity 0.12s ease; }
.cover.cover-boom .hero-visual {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: transparent;
  border: 0;
}
.cover.cover-boom .hero-visual::before,
.cover.cover-boom .stage-hud,
.cover.cover-boom .stage-caption,
.cover.cover-boom .stage-fallback { opacity: 0; }
html.no-webgl .cover.cover-boom .hero-visual { background: rgba(6, 8, 13, 0.96); }
html.no-webgl #scene { display: none; }
html.no-webgl .stage-caption { display: none; }

/* ---------------------------------------------------------------- foundation */
.foundation .narrative-col { display: flex; flex-direction: column; justify-content: center; }
.narrative-pillars { display: grid; gap: clamp(8px, 1vh, 12px); margin-top: clamp(10px, 1.3vh, 16px); }
.pillar-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 13px;
  align-items: start;
  padding: clamp(11px, 1.3vh, 16px) clamp(13px, 1.1vw, 18px);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--line);
  border-left: 4px solid var(--weddle-crimson);
  box-shadow: 0 8px 20px rgba(11, 14, 20, 0.06);
}
.pillar-card h3 { font-size: var(--fs-h3); line-height: 1.16; }
.pillar-card p { margin-top: 4px; font-size: var(--fs-body); line-height: 1.4; color: var(--ink-3); }
.showcase-col { display: flex; flex-direction: column; justify-content: center; }
.profile-card {
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: var(--carbon-2);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 28px 56px rgba(11, 14, 20, 0.26);
}
.profile-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 18px;
  background: var(--carbon);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #FFFFFF;
}
.profile-band span + span { color: var(--accent-bright); letter-spacing: 0.06em; }
.profile-photo-strip {
  position: relative;
  width: 100%;
  height: clamp(170px, 24vh, 236px);
  background: #0B0E14;
  overflow: hidden;
}
.profile-photo-strip > img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.profile-logo-overlay {
  position: absolute;
  left: 16px;
  bottom: 12px;
  width: clamp(138px, 10.5vw, 164px);
  height: clamp(48px, 5.8vh, 58px);
  padding: 5px 10px;
  border-radius: 10px;
  background: #000;
  border: 1.5px solid rgba(217, 35, 42, 0.75);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.65);
}
.profile-main { padding: clamp(15px, 1.8vh, 22px) clamp(17px, 1.7vw, 24px); }
.profile-name b { display: block; font-family: var(--font-display); font-size: clamp(21px, 1.55vw, 26px); font-weight: 700; line-height: 1.08; color: #FFFFFF; }
.profile-name span { display: block; margin-top: 4px; font-size: var(--fs-label); font-weight: 600; color: var(--accent-bright); }
.profile-dl-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(11px, 1.4vh, 16px) clamp(14px, 1.5vw, 22px);
  margin-top: clamp(11px, 1.4vh, 16px);
  padding-top: clamp(11px, 1.4vh, 16px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.profile-dl-grid dt {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #C9D3E3;
}
.profile-dl-grid dt svg { margin-right: 6px; color: var(--accent-bright); }
.profile-dl-grid dd { margin: 5px 0 0; font-size: var(--fs-body-sm); font-weight: 600; line-height: 1.4; color: #FFFFFF; }

/* ---------------------------------------------------------------- audit */
.audit-head { grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); }
.audit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: clamp(20px, 2.2vw, 34px);
  align-items: stretch;
  min-height: 0;
}
.audit-shot {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border-radius: 14px;
  background: var(--carbon-0);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
}
.audit-viewport { position: relative; flex: 1; min-height: 0; background: #0B0E14; overflow: hidden; }
.audit-viewport > img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.audit-phone {
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: clamp(92px, 8.2vw, 118px);
  aspect-ratio: 390 / 844;
  overflow: hidden;
  border-radius: 14px;
  border: 3px solid #1B2436;
  background: #000;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
}
.audit-phone img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.audit-shot figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--carbon-2);
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: var(--fs-label);
  color: #D5DFEE;
}
.audit-shot figcaption span {
  padding-right: 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-bright);
}
.audit-card {
  padding: clamp(10px, 1.2vh, 14px) clamp(12px, 1vw, 15px);
  border-radius: var(--radius-md);
  background: var(--carbon-2);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-top: 3px solid var(--accent-bright);
}
.audit-card-top { display: flex; align-items: center; gap: 10px; }
.audit-tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-bright);
}
.audit-card h3 { margin-top: 5px; font-size: var(--fs-h3); line-height: 1.16; color: #FFFFFF; }
.audit-card p { margin-top: 3px; font-size: var(--fs-body); line-height: 1.36; color: #E6ECF5; }
.audit-findings { display: flex; flex-direction: column; gap: clamp(7px, 0.9vh, 10px); min-width: 0; }
.audit-keep {
  padding: 7px 11px;
  border-radius: var(--radius-sm);
  background: rgba(245, 184, 65, 0.1);
  border: 1px solid rgba(245, 184, 65, 0.35);
  font-size: var(--fs-label);
  line-height: 1.4;
  color: #E6ECF5;
}
.audit-keep b { color: var(--accent-bright); }

/* ---------------------------------------------------------------- buyer journey */
.journey-head { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }
.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: clamp(16px, 1.6vw, 26px);
}
.diagnostic-card {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1vh, 12px);
  padding: clamp(14px, 1.7vh, 20px);
  border-radius: var(--radius-lg);
  background: #FFFFFF;
  border: 1px solid var(--line);
  border-top: 3px solid var(--weddle-crimson);
  box-shadow: 0 18px 40px rgba(11, 14, 20, 0.08);
}
.diag-head { display: flex; align-items: center; gap: 10px; }
.diag-tag {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.diag-ico { margin-left: auto; font-size: clamp(20px, 2.2vh, 24px); color: var(--weddle-crimson); }
.diag-thumb {
  position: relative;
  width: 100%;
  height: clamp(118px, 15vh, 158px);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #0B0E14;
  border: 1px solid rgba(11, 14, 20, 0.18);
}
.diag-thumb img { width: 100%; height: 100%; object-fit: cover; object-position: center center; display: block; }
.diag-art { display: block; width: 100%; height: 100%; background: #0E131D; }
.diag-thumb-badge {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(11, 14, 20, 0.92);
  border: 1px solid rgba(245, 184, 65, 0.5);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #FFFFFF;
}
.diagnostic-card h3 { font-size: var(--fs-h3); line-height: 1.16; color: var(--paper-ink); }
.diagnostic-card p { font-size: var(--fs-body); line-height: 1.42; color: var(--ink-3); }
.diag-meta-pill {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: auto;
  padding: clamp(9px, 1.1vh, 12px) 13px;
  border-radius: var(--radius-sm);
  background: #F6EFE1;
  border: 1px solid rgba(92, 58, 6, 0.26);
  font-size: var(--fs-label);
  line-height: 1.35;
  color: var(--paper-ink);
}
.diag-meta-pill span { font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--weddle-cobalt); }
.diag-meta-pill b { font-weight: 700; }

/* ---------------------------------------------------------------- website concept */
.slide-body.website-grid { grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr); align-items: center; }
.website .narrative-col { display: flex; flex-direction: column; justify-content: center; }
.concept-notes { display: grid; gap: clamp(7px, 0.9vh, 11px); margin-top: clamp(10px, 1.2vh, 14px); }
.concept-note-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: clamp(9px, 1.1vh, 13px) clamp(12px, 1vw, 16px);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--line);
  border-left: 4px solid var(--weddle-crimson);
  box-shadow: 0 10px 24px rgba(11, 14, 20, 0.05);
}
.concept-note-item b { display: block; font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 700; line-height: 1.16; color: var(--ink); }
.concept-note-item p { margin-top: 3px; font-size: var(--fs-body); line-height: 1.38; color: var(--ink-3); }

.mockup-col { display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.browser-window {
  overflow: hidden;
  border-radius: 16px;
  background: var(--carbon-0);
  border: 1px solid rgba(11, 14, 20, 0.22);
  box-shadow: 0 36px 76px rgba(11, 14, 20, 0.28);
}
.browser-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  height: clamp(34px, 3.6vh, 40px);
  padding: 0 12px;
  background: #131926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.browser-dots { display: inline-flex; gap: 7px; }
.browser-dots i { width: 10px; height: 10px; border-radius: 50%; background: #FF5F57; }
.browser-dots i:nth-child(2) { background: #FEBC2E; }
.browser-dots i:nth-child(3) { background: #28C840; }
.browser-url {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 210px;
  padding: 4px 14px;
  border-radius: 8px;
  background: var(--carbon);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: #E6ECF5;
}
.browser-tag {
  justify-self: end;
  padding: 4px 9px;
  border-radius: 6px;
  background: var(--accent-bright);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--carbon);
}
.concept-bar { grid-template-columns: auto minmax(0, 1fr) auto; }
.concept-tools { display: inline-flex; align-items: center; gap: 8px; justify-self: end; }
.device-toggle {
  display: inline-flex;
  padding: 3px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.13);
}
.device-toggle button {
  min-height: 28px;
  padding: 3px 9px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #C9D3E3;
}
.device-toggle button.is-on { background: var(--accent-bright); color: var(--carbon); }
.expand-concept {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #FFFFFF;
}
.expand-concept:hover, .expand-concept:focus-visible { background: rgba(255, 255, 255, 0.1); }
.mockup-caption {
  margin-top: 10px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* the live concept */
.concept-stage { background: #080B12; }
.site-concept {
  container-type: inline-size;
  --sc-bg: #0A0D14;
  --sc-panel: #111722;
  --sc-line: rgba(255, 255, 255, 0.12);
  --sc-ink: #FFFFFF;
  --sc-ink-2: #D5DFEE;
  --sc-ink-3: #AEBACD;
  --sc-gold: #F5B841;
  --sc-red: #E22833;
  width: 100%;
  max-width: none;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(9px, 1.5cqw, 14px);
  padding: clamp(12px, 2cqw, 22px);
  background:
    radial-gradient(80% 60% at 12% 0%, rgba(217, 35, 42, 0.16), transparent 60%),
    var(--sc-bg);
  color: var(--sc-ink);
  font-family: var(--font-body);
  transition: max-width 0.25s ease;
}
.site-concept[data-preview="phone"] {
  max-width: 390px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 7px #10151F, 0 0 0 8px rgba(255, 255, 255, 0.14), 0 30px 60px rgba(0, 0, 0, 0.45);
}
.sc-header { display: flex; align-items: center; gap: clamp(7px, 1.2cqw, 12px); flex-wrap: wrap; padding-bottom: clamp(6px, 1cqw, 9px); border-bottom: 1px solid var(--sc-line); }
.sc-logo { display: block; width: clamp(92px, 15cqw, 128px); height: auto; background: #000; border-radius: 5px; }
.sc-loc { font-family: var(--font-mono); font-size: clamp(10px, 1.25cqw, 12px); font-weight: 700; letter-spacing: 0.08em; color: var(--sc-gold); }
.sc-tabs { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; margin-left: auto; }
.sc-tabs button {
  min-height: 28px;
  padding: 4px clamp(6px, 1cqw, 10px);
  border: 0;
  border-radius: 5px;
  background: transparent;
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.28cqw, 13px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--sc-ink-3);
}
.sc-tabs button.is-on, .sc-tabs button:hover { background: rgba(245, 184, 65, 0.14); color: var(--sc-gold); }
.sc-call {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 30px;
  padding: 4px clamp(7px, 1.2cqw, 11px);
  border-radius: 6px;
  background: var(--sc-red);
  color: #FFFFFF;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: clamp(10.5px, 1.25cqw, 12.5px);
  font-weight: 700;
}
.sc-hero { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr); gap: clamp(8px, 1.5cqw, 16px); align-items: center; }
.sc-eyebrow { font-family: var(--font-mono); font-size: clamp(10px, 1.15cqw, 12px); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sc-gold); }
.sc-hero h3 { margin-top: 4px; font-size: clamp(21px, 3.1cqw, 34px); line-height: 1.03; letter-spacing: -0.02em; color: #FFFFFF; }
.sc-hero p { margin-top: 4px; font-size: clamp(12px, 1.55cqw, 15px); line-height: 1.35; color: var(--sc-ink-2); }
.sc-hero-art svg { display: block; width: 100%; height: auto; opacity: 0.9; }
.sc-catalog { display: flex; flex-direction: column; gap: 7px; }
.sc-filter { display: flex; flex-wrap: wrap; gap: 5px; }
.sc-filter[hidden] { display: none; }
.sc-card[hidden] { display: none; }
.sc-filter button {
  min-height: 26px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--sc-line);
  background: transparent;
  font-family: var(--font-mono);
  font-size: clamp(10px, 1.15cqw, 11.5px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--sc-ink-3);
}
.sc-filter button.is-on { background: var(--sc-gold); border-color: var(--sc-gold); color: #0B0E14; }
.sc-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; }
.sc-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 82px;
  padding: clamp(8px, 1.2cqw, 11px);
  border-radius: 8px;
  background: var(--sc-panel);
  border: 1px solid var(--sc-line);
  color: var(--sc-ink);
}
.sc-card-tag { font-family: var(--font-mono); font-size: clamp(10px, 1.1cqw, 12px); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sc-red); }
.sc-card b { font-size: clamp(12.5px, 1.5cqw, 16px); line-height: 1.15; }
.sc-card span:not(.sc-card-tag) { font-size: clamp(11px, 1.22cqw, 13px); line-height: 1.3; color: var(--sc-ink-3); }
.sc-card em { margin-top: auto; padding-top: 3px; font-style: normal; font-family: var(--font-mono); font-size: clamp(10px, 1.05cqw, 11px); font-weight: 700; color: var(--sc-gold); }
.sc-bottom { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: 7px; }
.sc-calc {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: clamp(8px, 1.2cqw, 11px);
  border-radius: 8px;
  background: var(--sc-panel);
  border: 1px solid var(--sc-line);
}
.sc-calc-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.sc-calc-head > span { font-family: var(--font-mono); font-size: clamp(10px, 1.15cqw, 12px); font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--sc-gold); }
.sc-calc-head output { font-family: var(--font-display); font-size: clamp(16px, 2.2cqw, 23px); font-weight: 700; color: #FFFFFF; white-space: nowrap; }
.sc-calc-fields { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 5px; }
.sc-calc-fields label { display: flex; flex-direction: column; gap: 2px; font-family: var(--font-mono); font-size: clamp(10.5px, 1.05cqw, 11px); font-weight: 600; letter-spacing: 0.03em; text-transform: uppercase; color: var(--sc-ink-3); }
.sc-calc-fields input {
  width: 100%;
  min-height: 28px;
  padding: 3px 6px;
  border-radius: 5px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: #080B12;
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.3cqw, 14px);
  color-scheme: dark;
}
.sc-calc small { font-size: clamp(10px, 1.05cqw, 11px); line-height: 1.3; color: var(--sc-ink-3); }
.sc-service {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: clamp(8px, 1.2cqw, 11px);
  border-radius: 8px;
  background: rgba(245, 184, 65, 0.08);
  border: 1px solid rgba(245, 184, 65, 0.32);
}
.sc-service span { font-family: var(--font-mono); font-size: clamp(10px, 1.05cqw, 11px); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sc-gold); }
.sc-service b { font-size: clamp(11.5px, 1.25cqw, 13px); line-height: 1.25; color: #FFFFFF; }
.sc-service a { margin-top: auto; font-family: var(--font-mono); font-size: clamp(10.5px, 1.1cqw, 11.5px); font-weight: 700; color: var(--sc-gold); text-decoration: none; }
.site-concept[data-preview="phone"] .sc-tabs { margin-left: 0; order: 4; width: 100%; }
.site-concept[data-preview="phone"] .sc-call { margin-left: auto; }
.site-concept[data-preview="phone"] .sc-hero { grid-template-columns: 1fr; }
.site-concept[data-preview="phone"] .sc-hero-art { display: none; }
.site-concept[data-preview="phone"] .sc-grid { grid-template-columns: 1fr 1fr; }
.site-concept[data-preview="phone"] .sc-bottom { grid-template-columns: 1fr; }
.site-concept[data-preview="phone"] .sc-calc-fields { grid-template-columns: 1fr 1fr 1fr; }

/* expanded concept */
body.concept-open { overflow: hidden; }
body.concept-open .slide.website { z-index: 80; }
.concept-scrim {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: rgba(4, 6, 10, 0.82);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
body.concept-open .concept-scrim { opacity: 1; visibility: visible; }
body.concept-open #concept-window {
  position: fixed;
  inset: 2.5vh 3vw;
  z-index: 75;
  display: flex;
  flex-direction: column;
  box-shadow: 0 50px 120px rgba(0, 0, 0, 0.75);
}
body.concept-open #concept-window .browser-bar { flex: none; }
body.concept-open #concept-window .concept-stage { flex: 1; overflow-y: auto; overscroll-behavior: contain; }
body.concept-open #concept-window .site-concept { max-width: 1180px; min-height: 100%; justify-content: center; }
body.concept-open #concept-window .site-concept[data-preview="phone"] { max-width: 390px; min-height: 0; }
body.concept-open .site-concept .sc-hero h3 { font-size: clamp(26px, 3.1cqw, 42px); }
body.concept-open .site-concept .sc-card b { font-size: clamp(13px, 1.5cqw, 17px); }
body.concept-open .site-concept .sc-card span:not(.sc-card-tag) { font-size: clamp(11px, 1.22cqw, 13px); }

/* ---------------------------------------------------------------- proof */
.proof-head { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }
.comparison { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(18px, 2vw, 30px); }
.case-frame {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--carbon-0);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 30px 64px rgba(0, 0, 0, 0.5);
}
.case-frame.after { border-color: rgba(245, 184, 65, 0.58); }
.case-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  height: 38px;
  padding: 0 14px;
  background: #131926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}
.case-url { font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 500; color: #E6ECF5; }
.case-tag {
  justify-self: end;
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.case-tag.before { background: #2A3447; color: #FFFFFF; }
.case-tag.after { background: var(--accent-bright); color: var(--carbon); }
.case-viewport { width: 100%; height: clamp(300px, 43vh, 470px); overflow: hidden; background: #FFFFFF; }
.case-viewport img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; transform: scale(1.035); transform-origin: center top; }
.case-frame figcaption {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #131926;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: var(--fs-body-sm);
  font-weight: 500;
  line-height: 1.35;
  color: #D5DFEE;
}
.case-frame figcaption span {
  padding-right: 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFFFFF;
}

/* ---------------------------------------------------------------- roadmap */
.exec-head { grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr); }
.exec-cards-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: clamp(16px, 1.6vw, 26px); }
.exec-phase-card {
  display: flex;
  flex-direction: column;
  gap: clamp(9px, 1.1vh, 13px);
  padding: clamp(16px, 1.9vh, 24px) clamp(16px, 1.4vw, 22px);
  border-radius: var(--radius-lg);
  background: #FFFFFF;
  border: 1px solid rgba(11, 14, 20, 0.12);
  border-top: 3px solid var(--weddle-crimson);
  box-shadow: 0 18px 40px rgba(11, 14, 20, 0.08);
}
.exec-card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.exec-duration-pill {
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--paper-ink);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #FFFFFF;
}
.exec-phase-card h3 { font-size: var(--fs-h3); line-height: 1.16; color: var(--paper-ink); }
.exec-phase-card > p { font-size: var(--fs-body); line-height: 1.42; color: #2E3A4E; }
.exec-deliverables {
  display: grid;
  gap: 7px;
  margin: auto 0 0;
  padding: clamp(10px, 1.2vh, 14px) 0 0;
  list-style: none;
  border-top: 1px solid rgba(11, 14, 20, 0.12);
}
.exec-deliverables li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  font-size: var(--fs-body-sm);
  font-weight: 600;
  line-height: 1.34;
  color: var(--paper-ink);
}
.exec-deliverables .ico { margin-top: 0.14em; font-size: 1.05em; stroke-width: 2.5; color: var(--weddle-crimson); }
.exec-phase-card.featured { background: var(--carbon); border-color: var(--carbon); border-top-color: var(--accent-bright); box-shadow: 0 28px 60px rgba(11, 14, 20, 0.3); }
.exec-phase-card.featured h3, .exec-phase-card.featured .exec-deliverables li { color: #FFFFFF; }
.exec-phase-card.featured > p { color: #D5DFEE; }
.exec-phase-card.featured .exec-deliverables { border-top-color: rgba(255, 255, 255, 0.14); }
.exec-phase-card.featured .exec-deliverables .ico { color: var(--accent-bright); }
.exec-phase-card.featured .exec-duration-pill { background: var(--accent-bright); color: var(--carbon); }
.exec-footer-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 14, 20, 0.14);
  background: #FFFFFF;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #2E3A4E;
}
.exec-footer-bar span { padding: 11px 14px; text-align: center; }
.exec-footer-bar span + span { border-left: 1px solid rgba(11, 14, 20, 0.12); }
.exec-footer-bar b { margin-left: 5px; font-weight: 800; color: var(--paper-ink); }

/* ---------------------------------------------------------------- close */
.slide-body.close-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr); gap: clamp(24px, 3vw, 50px); align-items: center; }
.partner-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px 20px;
  align-items: center;
  margin-top: clamp(12px, 1.6vh, 20px);
  padding: clamp(16px, 1.9vh, 24px);
  border-radius: var(--radius-xl);
  background: var(--carbon-2);
  border: 1px solid var(--line);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
}
.partner-avatar-wrap {
  width: clamp(150px, 19vh, 214px);
  height: clamp(150px, 19vh, 214px);
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.55);
}
.partner-portrait { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 18%; filter: none; opacity: 1; }
.partner-meta-kicker { display: block; font-family: var(--font-mono); font-size: var(--fs-label); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-bright); }
.partner-name-heading { margin-top: 4px; font-family: var(--font-display); font-size: clamp(28px, 2.1vw, 38px); font-weight: 700; line-height: 1.02; color: #FFFFFF; }
.partner-role-sub { margin-top: 4px; font-size: var(--fs-body-sm); font-weight: 600; color: var(--ink-3); }
.partner-quote {
  margin-top: 10px;
  padding-left: 13px;
  border-left: 3px solid var(--accent-bright);
  font-size: var(--fs-body);
  line-height: 1.42;
  color: var(--ink-2);
}
.partner-contact-pills { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.partner-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  padding: 8px 13px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 600;
  color: #FFFFFF;
  text-decoration: none;
}
.partner-pill:hover, .partner-pill:focus-visible { background: rgba(255, 255, 255, 0.12); }
.partner-pill .ico { color: var(--accent-bright); }
.partner-brand-signoff {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 2px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.partner-brand-logo { display: block; height: clamp(24px, 2.6vh, 30px); width: auto; }
.partner-brand-address { font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 600; letter-spacing: 0.06em; color: var(--ink-3); text-align: right; }
.concierge-col { display: flex; flex-direction: column; justify-content: center; }
.request {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
  padding: clamp(20px, 2.4vh, 30px) clamp(18px, 1.8vw, 28px);
  border-radius: var(--radius-xl);
  background: var(--carbon-2);
  border: 1px solid var(--line);
  box-shadow: 0 26px 56px rgba(0, 0, 0, 0.45);
}
.request::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--accent-bright), rgba(245, 184, 65, 0.2)); }
.request .kicker { margin-bottom: 0; }
.request h3 { font-size: clamp(28px, 2.2vw, 38px); line-height: 1.02; color: #FFFFFF; }
.request > p { font-size: var(--fs-body); line-height: 1.42; color: #D5DFEE; }
.screen-request { display: flex; flex-direction: column; gap: 11px; }
.suggestions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.suggestions button {
  min-height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #FFFFFF;
}
.suggestions button:hover, .suggestions button:focus-visible { background: var(--accent-bright); color: var(--carbon); border-color: var(--accent-bright); }
.picker-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.picker-col { display: flex; flex-direction: column; gap: 5px; }
.request label { font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.date-control { position: relative; display: block; }
.request input {
  width: 100%;
  height: 44px;
  margin: 0;
  padding: 6px 44px 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--carbon);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  color: #FFFFFF;
  color-scheme: dark;
}
.request input::-webkit-calendar-picker-indicator { opacity: 0; cursor: pointer; }
.date-control #open-date, .date-control #open-time {
  position: absolute;
  top: 50%;
  right: 5px;
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
  color: #FFFFFF;
  transform: translateY(-50%);
}
.date-control .date-icon { width: 18px; height: 18px; }
a#contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 18px;
  min-height: 48px;
  border-radius: 12px;
  background: var(--accent-bright);
  box-shadow: 0 14px 28px rgba(245, 184, 65, 0.26);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--carbon);
}
a#contact:hover { background: #E2A23B; }
.request small { display: block; font-size: var(--fs-micro); line-height: 1.4; color: var(--ink-3); }

/* ---------------------------------------------------------------- controls */
.controls {
  position: fixed;
  left: 50%;
  bottom: 12px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 3px;
  padding: 4px 6px;
  border-radius: 999px;
  background: rgba(11, 14, 20, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  color: #FFFFFF;
  transform: translateX(-50%);
  backdrop-filter: blur(12px);
}
.controls button, .controls a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding: 5px 11px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #FFFFFF;
  text-decoration: none;
}
.controls button:hover, .controls a:hover { background: rgba(255, 255, 255, 0.1); }
#counter { min-width: 48px; text-align: center; font-family: var(--font-mono); font-size: var(--fs-label); font-weight: 700; letter-spacing: 0.06em; }
#play {
  padding-left: 13px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0 999px 999px 0;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.06em;
}

/* wheel transition */
@media screen and (prefers-reduced-motion: no-preference) {
  .deck { position: relative; }
  .slide.wheel-leaving { z-index: 1; pointer-events: none; animation: deck-wheel-leave 420ms cubic-bezier(.22,.61,.36,1) both; }
  .slide.active.wheel-entering { z-index: 2; animation: deck-wheel-enter 420ms cubic-bezier(.22,.61,.36,1) both; }
  @keyframes deck-wheel-enter { from { transform: translateY(calc(var(--wheel-sign, 1) * 100%)); } to { transform: translateY(0); } }
  @keyframes deck-wheel-leave { from { transform: translateY(0); } to { transform: translateY(calc(var(--wheel-sign, 1) * -100%)); } }
}

/* ---------------------------------------------------------------- short desktop reflow */
@media (min-width: 1025px) and (min-height: 900px) {
  .slide-body.close-grid, .slide-body.website-grid { align-content: center; }
}

@media (min-width: 1025px) and (max-height: 830px) {
  .slide { gap: 8px; padding-top: 16px; padding-bottom: 68px; }
  .slide-head { padding-bottom: 8px; }
  .slide-foot { padding-top: 7px; }
  .section-head { gap: 24px; }
  .hero-copy { gap: 7px; padding-top: 22px; padding-bottom: 78px; }
  .cover h1 { font-size: clamp(34px, 3.1vw, 46px); }
  .cover .lead { font-size: 16px; line-height: 1.4; }
  .fact-pills li { padding: 6px 11px; }
  .cover-foot { padding-top: 8px; }
  .partner-avatar-wrap { width: 148px; height: 148px; }
  .partner-name-heading { font-size: 30px; }
  .partner-quote { font-size: 16px; line-height: 1.36; }
  .request { gap: 9px; padding: 18px 20px; }
  .request h3 { font-size: 30px; }
  .exec-phase-card { padding: 14px 16px; gap: 8px; }
  .audit-card { padding: 11px 14px; }
  .audit-card h3 { margin-top: 6px; }
  .audit-card p { line-height: 1.34; }
  .audit-keep { padding: 7px 11px; }
}

/* ---------------------------------------------------------------- tablet & phone */
@media (max-width: 1024px) {
  :root { --dock-h: calc(64px + env(safe-area-inset-bottom)); }
  html, body { height: 100dvh; overflow: hidden; }
  .deck { width: 100%; height: calc(100dvh - var(--dock-h)); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; }
  .deck::-webkit-scrollbar { width: 7px; }
  .deck::-webkit-scrollbar-thumb { background: rgba(120, 130, 150, 0.5); border-radius: 7px; }
  .controls {
    bottom: 0;
    left: 0;
    width: 100%;
    height: var(--dock-h);
    padding: 8px 10px env(safe-area-inset-bottom);
    justify-content: center;
    gap: 6px;
    border-radius: 0;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
    background: var(--carbon-0);
    box-shadow: 0 -12px 30px rgba(0, 0, 0, 0.55);
    transform: none;
    backdrop-filter: none;
  }
  .controls button { min-width: 48px; }
  #play { font-size: 13px; padding-left: 12px; }
  .slide {
    position: relative;
    inset: auto;
    z-index: 1;
    display: none;
    width: 100%;
    min-height: calc(100dvh - var(--dock-h));
    gap: 20px;
    padding: 0 18px 34px;
    overflow: visible;
    opacity: 1;
    visibility: visible;
  }
  .slide.active, .slide.cover.active { display: flex; flex-direction: column; }
  .slide-head {
    position: sticky;
    top: 0;
    z-index: 20;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    margin: 0 -18px;
    padding: 12px 18px 10px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
  }
  .header-logo-pill { width: 108px; height: 38px; padding: 4px 8px; }
  .header-wordmark b { font-size: 15px; }
  .header-wordmark small { display: none; }
  .header-meta { font-size: 13px; letter-spacing: 0.08em; gap: 7px; text-align: right; white-space: normal; }
  .header-meta::before { width: 14px; }
  .slide-foot { flex-wrap: wrap; gap: 8px; font-size: 11.5px; letter-spacing: 0.08em; }
  .page { font-size: 11.5px; }
  .slide-body.two, .slide-body.website-grid, .slide-body.close-grid, .section-head, .audit-head, .journey-head, .proof-head, .exec-head, .diagnostic-grid, .exec-cards-grid, .exec-footer-bar, .comparison { grid-template-columns: 1fr; }
  .slide-body.two, .slide-body.website-grid, .slide-body.close-grid { display: flex; flex-direction: column; gap: 22px; }
  .audit-grid { grid-template-columns: 1fr; gap: 20px; }
  .audit-shot { min-height: 0; }
  .audit-viewport { flex: none; height: auto; aspect-ratio: 16 / 10; }
  .audit-phone { width: 92px; right: 10px; bottom: 10px; }
  .audit-findings { gap: 10px; }
  .comparison { display: flex; flex-direction: column; gap: 18px; }
  .case-viewport { height: auto; aspect-ratio: 16 / 10; }
  .diagnostic-grid, .exec-cards-grid { row-gap: 18px; }
  .exec-phase-card { padding: 18px; }
  .exec-footer-bar span + span { border-left: 0; border-top: 1px solid var(--line); }
  .hero-copy { padding: 22px 18px 26px; }
  .cover h1 { max-width: 15ch; font-size: clamp(32px, 9vw, 44px); }
  .cover .lead { max-width: 52ch; }
  .cover-foot { margin-top: 18px; }
  .hero-visual { width: 100%; min-height: 380px; border-left: 0; border-top: 1px solid rgba(255, 255, 255, 0.1); }
  .slide.cover { overflow: visible; }
  .slide.cover.active { display: flex; flex-direction: column; padding: 0; }
  .slide.cover.active .hero-visual { order: -1; min-height: 340px; }
  .slide.cover.active .hero-copy { order: 0; }
  .stage-hud { font-size: 10.5px; }
  .stage-caption { font-size: 10.5px; white-space: normal; width: 80%; text-align: center; }
  .website-grid .mockup-col { width: 100%; }
  .browser-bar { grid-template-columns: auto minmax(0, 1fr) auto; gap: 8px; padding: 0 10px; }
  .browser-url { min-width: 0; font-size: 10.5px; padding: 4px 6px; }
  .browser-url .ico { display: none; }
  .concept-tools { gap: 6px; }
  .device-toggle button { font-size: 10.5px; padding: 2px 6px; }
  .expand-concept { font-size: 10.5px; padding: 3px 7px; }
  .expand-concept span { display: none; }
  .site-concept { padding: 12px; }
  .sc-grid { grid-template-columns: 1fr 1fr; }
  .sc-call { font-size: 10px; }
  .sc-tabs button { font-size: 10px; }
  .sc-hero h3 { font-size: 26px; }
  .sc-hero p { font-size: 12px; }
  .sc-card b { font-size: 13px; }
  .sc-card span:not(.sc-card-tag) { font-size: 10.5px; }
  .sc-card em { font-size: 9.5px; }
  .sc-calc-head output { font-size: 20px; }
  .partner-card { grid-template-columns: 1fr; gap: 14px; }
  .partner-avatar-wrap { width: 172px; height: 172px; }
  .partner-name-heading { font-size: 30px; }
  .partner-brand-signoff { flex-direction: column; align-items: flex-start; }
  .partner-brand-address { text-align: left; line-height: 1.45; }
  .picker-grid, .suggestions, .profile-dl-grid { grid-template-columns: 1fr; }
  .suggestions button, .request input { min-height: 46px; }
  .date-control #open-date, .date-control #open-time { width: 42px; height: 42px; }
  body.concept-open #concept-window { inset: 1.5vh 2vw; }
  body.concept-open .site-concept { max-width: 720px; }
  body.concept-open #concept-window .site-concept[data-preview="phone"] { max-width: 390px; }
}

@media (max-width: 600px) {
  .slide { padding: 0 14px 48px; gap: 18px; }
  .slide-head { margin: 0 -14px; padding: 10px 14px 9px; }
  .header-logo-pill { width: 98px; height: 35px; }
  .header-wordmark b { font-size: 14px; }
  .header-meta { display: none; }
  .slide-foot { font-size: 12px; }
  .page { font-size: 12px; }
  .cover h1 { font-size: 34px; }
  .cover .lead { font-size: 16px; }
  .hero-copy { padding-bottom: 34px; }
  .fact-pills li { font-size: 13px; padding: 7px 11px; }
  .cover-foot { flex-wrap: wrap; }
  .prepared-by { font-size: 13px; }
  .hero-visual { min-height: 300px; }
  .stage-hud { display: none; }
  .hud-right { display: none; }
  .stage-caption { display: none; }
  .audit-viewport { aspect-ratio: 4 / 3; }
  .audit-phone { width: 76px; right: 8px; bottom: 8px; border-width: 2px; }
  .audit-card { padding: 13px; }
  .audit-tag { font-size: 10.5px; }
  .diag-thumb { height: 150px; }
  .browser-bar { height: 38px; }
  .browser-dots { display: none; }
  .concept-bar { grid-template-columns: minmax(0, 1fr) auto; }
  .concept-bar .browser-url { justify-self: start; min-width: 0; }
  .concept-tools { gap: 4px; }
  .device-toggle { display: none; }
  .site-concept { padding: 11px; gap: 9px; }
  .sc-header { gap: 6px; }
  .sc-logo { width: 86px; }
  .sc-loc { font-size: 9px; }
  .sc-tabs { order: 4; width: 100%; margin-left: 0; }
  .sc-tabs button { min-height: 30px; font-size: 10.5px; padding: 4px 7px; }
  .sc-call { margin-left: auto; min-height: 30px; font-size: 10px; }
  .sc-hero h3 { font-size: 25px; }
  .sc-hero p { font-size: 12.5px; }
  .sc-hero-art { display: none; }
  .sc-grid { grid-template-columns: 1fr; }
  .sc-card { min-height: 0; }
  .sc-card b { font-size: 14px; }
  .sc-card span:not(.sc-card-tag) { font-size: 11px; }
  .sc-calc-fields { grid-template-columns: 1fr 1fr 1fr; }
  .sc-bottom { grid-template-columns: 1fr; }
  .sc-calc small { font-size: 9px; }
  .sc-service b { font-size: 11px; }
  .partner-avatar-wrap { width: 150px; height: 150px; }
  .partner-name-heading { font-size: 28px; }
  .partner-quote { font-size: 16px; }
  .request h3 { font-size: 30px; }
  .request > p { font-size: 16px; }
  .exec-footer-bar { font-size: 11px; }
  .case-bar { grid-template-columns: minmax(0, 1fr) auto; }
  .case-bar .browser-dots { display: none; }
  .case-url { font-size: 10.5px; }
  .case-tag { font-size: 10px; }
  .controls { gap: 3px; padding: 6px 6px calc(6px + env(safe-area-inset-bottom)); }
  .controls button { min-width: 44px; padding: 5px 8px; }
  #counter { min-width: 44px; font-size: 13px; }
  #play { font-size: 13px; padding-left: 8px; letter-spacing: 0.03em; }
  body.concept-open #concept-window { inset: 0; border-radius: 0; }
  body.concept-open .site-concept { max-width: none; }
  body.concept-open #concept-window .site-concept[data-preview="phone"] { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  .stage-caption { display: none; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ================================================================ deck standard additions
   Chrome (progress, rail, index, gear seam), two new slides (system, engagement),
   the draggable before/after proof, and readable floors for mockup labels. */

/* progress, rail and gear seam */
.progress { position: fixed; top: 0; left: 0; right: 0; z-index: 66; height: 3px; background: rgba(255, 255, 255, 0.08); pointer-events: none; }
#progress-bar {
  display: block;
  height: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--weddle-red), var(--accent-bright));
  transition: transform 0.45s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.rail {
  position: fixed;
  right: 10px;
  top: 50%;
  z-index: 58;
  display: grid;
  gap: 4px;
  transform: translateY(-50%);
}
.on-cover .rail { display: none; }
.rail-dot {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  background: transparent;
}
.rail-dot::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #8A93A6;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease, background 0.2s ease;
}
.rail-dot.is-on::before { background: var(--accent-bright); transform: scale(1.7); }
.rail-dot:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 2px; border-radius: 50%; }
.gear-seam {
  position: fixed;
  left: 0;
  right: 0;
  top: calc(50% - 20px);
  z-index: 64;
  height: 40px;
  opacity: 0;
  transform: translateX(-100%);
  pointer-events: none;
  filter: drop-shadow(0 0 12px rgba(245, 184, 65, 0.4));
}
.gear-seam svg { display: block; width: 100%; height: 100%; }
.gear-seam::after { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: var(--accent-bright); transform: translateY(-50%); }
.gear-seam.is-running { animation: gearSeam 620ms cubic-bezier(0.55, 0, 0.2, 1) both; }
@keyframes gearSeam {
  0% { opacity: 0; transform: translateX(-100%); }
  14% { opacity: 1; }
  86% { opacity: 1; }
  100% { opacity: 0; transform: translateX(100%); }
}

/* index overlay (text cards: no content photos are repeated for navigation) */
.index-panel {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: clamp(14px, 3vw, 40px);
  background: rgba(4, 6, 10, 0.88);
}
.index-panel[hidden] { display: none; }
.index-sheet {
  display: flex;
  flex-direction: column;
  width: min(980px, 100%);
  max-height: 100%;
  min-height: 0;
  overflow: hidden;
  border-radius: 18px;
  background: var(--carbon-2);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
  color: #FFFFFF;
}
.index-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.index-title { font-family: var(--font-mono); font-size: var(--fs-label); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-bright); }
.index-close {
  min-height: 44px;
  padding: 6px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #FFFFFF;
}
.index-close:hover, .index-close:focus-visible { background: rgba(255, 255, 255, 0.1); }
.index-list {
  margin: 0;
  padding: 10px;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  overflow-y: auto;
  min-height: 0;
}
.index-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  width: 100%;
  min-height: 64px;
  padding: 12px 14px;
  text-align: left;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: #FFFFFF;
}
.index-item:hover, .index-item:focus-visible { background: rgba(255, 255, 255, 0.1); }
.index-item.is-on { border-color: var(--accent-bright); background: rgba(245, 184, 65, 0.12); }
.index-num { font-family: var(--font-mono); font-size: var(--fs-label); font-weight: 800; color: var(--accent-bright); }
.index-text { display: grid; gap: 3px; min-width: 0; }
.index-text b { font-family: var(--font-display); font-size: clamp(17px, 1.4vw, 21px); font-weight: 700; line-height: 1.15; }
.index-text > span { font-size: var(--fs-label); line-height: 1.4; color: #D5DFEE; }

/* the proof is now a drag comparison */
.compare {
  display: grid;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--carbon-0);
  border: 1px solid rgba(11, 14, 20, 0.22);
  box-shadow: 0 30px 64px rgba(11, 14, 20, 0.22);
}
.compare-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  height: 40px;
  padding: 0 14px;
  background: #131926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}
.compare-bar .case-url { font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 500; color: #E6ECF5; }
.compare-hint { justify-self: end; font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #C9D3E3; }
.compare-stage {
  position: relative;
  height: clamp(300px, 46vh, 480px);
  overflow: hidden;
  background: #FFFFFF;
  cursor: ew-resize;
  touch-action: pan-y;
  user-select: none;
}
.compare-stage img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  pointer-events: none;
}
.compare-stage .compare-before { clip-path: inset(0 calc(100% - var(--split)) 0 0); }
.compare-tag {
  position: absolute;
  top: 12px;
  z-index: 3;
  padding: 5px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  pointer-events: none;
}
.compare-tag.before { left: 12px; background: #2A3447; color: #FFFFFF; }
.compare-tag.after { right: 12px; background: var(--accent-bright); color: var(--carbon); }
.compare-handle { position: absolute; top: 0; bottom: 0; left: var(--split); z-index: 4; width: 0; pointer-events: none; }
.compare-handle::before { content: ''; position: absolute; top: 0; bottom: 0; left: -1.5px; width: 3px; background: var(--accent-bright); box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35); }
.compare-handle i {
  position: absolute;
  top: 50%;
  left: -21px;
  width: 42px;
  height: 42px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
}
.compare-handle i::before, .compare-handle i::after { content: ''; position: absolute; top: 50%; transform: translateY(-50%); border-top: 7px solid transparent; border-bottom: 7px solid transparent; }
.compare-handle i::before { left: 8px; border-right: 9px solid #0B0E14; }
.compare-handle i::after { right: 8px; border-left: 9px solid #0B0E14; }
.compare-range {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  background: #131926;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #E6ECF5;
}
.compare-range input { flex: 1; min-height: 44px; accent-color: var(--accent-bright); }
.compare-notes { display: grid; grid-template-columns: 1fr 1fr; background: #131926; border-top: 1px solid rgba(255, 255, 255, 0.09); }
.compare-notes p { display: flex; align-items: flex-start; gap: 12px; padding: 12px 16px; font-size: var(--fs-body-sm); line-height: 1.35; color: #D5DFEE; }
.compare-notes p + p { border-left: 1px solid rgba(255, 255, 255, 0.09); }
.cn-tag { flex: none; padding: 4px 8px; border-radius: 6px; font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.cn-tag.before { background: #2A3447; color: #FFFFFF; }
.cn-tag.after { background: var(--accent-bright); color: var(--carbon); }

/* system slide (carbon): six Brandcore systems as a numbered list */
.system-layout { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(28px, 3vw, 52px); align-items: center; }
.system .narrative-col { display: flex; flex-direction: column; justify-content: center; }
.pillar-list { list-style: none; margin: 0; padding: 0; display: grid; gap: clamp(8px, 1.1vh, 12px); }
.pillar-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
  padding: clamp(12px, 1.6vh, 18px) clamp(14px, 1.3vw, 20px);
  border-radius: var(--radius-md);
  background: var(--carbon-2);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-left: 4px solid var(--accent-bright);
}
.pillar-row h3 { font-size: var(--fs-h3); line-height: 1.16; color: #FFFFFF; }
.pillar-row p { margin-top: 4px; font-size: var(--fs-body-sm); line-height: 1.4; color: #E6ECF5; }
.pillar-src {
  align-self: center;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid rgba(245, 184, 65, 0.45);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-bright);
  white-space: nowrap;
}

/* engagement slide (paper): three levels, one recommended, no prices */
.engage-layout { display: grid; grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr); gap: clamp(28px, 3vw, 52px); align-items: center; }
.engagement .narrative-col { display: flex; flex-direction: column; justify-content: center; }
.engage-note { display: grid; gap: 6px; margin-top: clamp(12px, 1.8vh, 20px); padding: 14px 16px; border-radius: var(--radius-md); background: #FFFFFF; border: 1px solid var(--line); border-left: 4px solid var(--weddle-crimson); }
.engage-note b { font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 700; line-height: 1.2; color: var(--paper-ink); }
.engage-note span { font-size: var(--fs-body-sm); line-height: 1.4; color: var(--ink-3); }
.tier-list { display: grid; gap: clamp(10px, 1.4vh, 16px); }
.tier-card {
  display: grid;
  gap: 8px;
  padding: clamp(14px, 1.9vh, 22px) clamp(16px, 1.6vw, 24px);
  border-radius: var(--radius-lg);
  background: #FFFFFF;
  border: 1px solid var(--line);
  border-top: 3px solid var(--weddle-crimson);
  box-shadow: 0 18px 40px rgba(11, 14, 20, 0.08);
}
.tier-top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tier-top h3 { font-size: var(--fs-h3); line-height: 1.16; color: var(--paper-ink); }
.tier-badge { margin-left: auto; padding: 5px 11px; border-radius: 999px; background: var(--paper-ink); font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: #FFFFFF; }
.tier-card > p { font-size: var(--fs-body-sm); line-height: 1.42; color: var(--ink-3); }
.tier-items { display: grid; gap: 4px; margin: 0; padding: 0 0 0 1.1em; font-size: var(--fs-body-sm); font-weight: 600; line-height: 1.38; color: var(--paper-ink); }
.tier-card .tier-supply { padding-top: 8px; border-top: 1px solid rgba(11, 14, 20, 0.12); font-size: var(--fs-label); color: var(--ink-3); }
.tier-card .tier-supply b { margin-right: 4px; font-weight: 700; color: var(--weddle-crimson); }
.tier-card.recommended { background: var(--carbon); border-color: var(--carbon); border-top-color: var(--accent-bright); box-shadow: 0 28px 60px rgba(11, 14, 20, 0.3); }
.tier-card.recommended h3, .tier-card.recommended .tier-items { color: #FFFFFF; }
.tier-card.recommended > p { color: #D5DFEE; }
.tier-card.recommended .tier-supply { border-top-color: rgba(255, 255, 255, 0.14); color: #D5DFEE; }
.tier-card.recommended .tier-supply b { color: var(--accent-bright); }

/* roadmap now sits on the carbon register (proof moved to paper) */
.execution-slide.carbon .exec-footer-bar { background: var(--carbon-2); border-color: rgba(255, 255, 255, 0.14); color: var(--ink-2); }
.execution-slide.carbon .exec-footer-bar b { color: #FFFFFF; }
.execution-slide.carbon .exec-footer-bar span + span { border-left-color: rgba(255, 255, 255, 0.14); }
.execution-slide.carbon .exec-phase-card.featured { background: var(--carbon-3); border-color: rgba(245, 184, 65, 0.45); }

/* website concept: working link arrow and readable labels */
.sc-service a { display: inline-flex; align-items: center; gap: 6px; }
.sc-service a .ico { font-size: 1em; }
.device-toggle button { font-size: 13px; }
.expand-concept { font-size: 13px; }
.sc-card em { font-size: clamp(11px, 1.05cqw, 12px); }
.sc-calc small { font-size: clamp(11px, 1.05cqw, 12px); }

/* tablet and below */
@media (max-width: 1024px) {
  .rail { display: none; }
  .system-layout, .engage-layout { display: flex; flex-direction: column; gap: 22px; }
  .pillar-row { grid-template-columns: auto minmax(0, 1fr); }
  .pillar-src { grid-column: 2; justify-self: start; white-space: normal; }
  .compare-stage { height: auto; aspect-ratio: 16 / 10; }
  .compare-hint { display: none; }
  .compare-bar { grid-template-columns: minmax(0, 1fr) auto; }
  .compare-bar .browser-dots { display: none; }
  .tier-badge { margin-left: 0; }
  .sc-loc { font-size: 11px; }
  .sc-card em { font-size: 11px; }
  .sc-card span:not(.sc-card-tag) { font-size: 12px; }
  .sc-tabs button { font-size: 11.5px; }
  .sc-call { font-size: 11px; }
  .stage-caption { font-size: 12px; }
  .audit-tag { font-size: 12px; }
  .case-url { font-size: 12px; }
  .case-tag { font-size: 11.5px; }
  .controls #index-toggle span { display: inline; }
}

/* phone */
@media (max-width: 600px) {
  .index-list { grid-template-columns: 1fr; }
  .index-sheet { border-radius: 14px; }
  .pillar-row { grid-template-columns: auto minmax(0, 1fr); padding: 12px; gap: 12px; }
  .pillar-row h3 { font-size: 19px; }
  .pillar-row p { font-size: 16px; }
  .pillar-src { font-size: 11.5px; }
  .compare-notes { grid-template-columns: 1fr; }
  .compare-notes p + p { border-left: 0; border-top: 1px solid rgba(255, 255, 255, 0.09); }
  .compare-range { font-size: 11.5px; }
  .tier-card { padding: 16px; }
  .tier-card > p, .tier-items, .tier-card .tier-supply { font-size: 16px; }
  .tier-top h3 { font-size: 20px; }
  .engage-note b { font-size: 19px; }
  .engage-note span { font-size: 16px; }
  .sc-calc small { font-size: 11px; }
  .sc-loc { font-size: 11px; }
  .sc-card em { font-size: 11px; }
  .controls #index-toggle span { display: none; }
}