/* Andy’s Surf N Turf Tacos · Brandcore proposal. Coastal blue from the authentic logo; one responsive design system. */

@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;

  --black: #000000;
  --carbon-0: #07090E;
  --carbon: #0B0E15;         /* obsidian carbon slide */
  --carbon-1: #0B0E15;
  --carbon-2: #141926;       /* elevated carbon card */
  --carbon-3: #1C2333;       /* raised */
  --paper: #F7F5F0;          /* warm paper slide */
  --paper-1: #F7F5F0;
  --paper-2: #EDE9E0;        /* paper card / muted */
  --paper-ink: #0B0E15;

  --accent: #246078;         /* deep racing gold/amber for light surfaces & borders */
  --accent-bright: #A5CCDA;  /* coastal blue for dark surfaces & highlights */
  --accent-rgb: 165, 204, 218;

  --accent-gold-deep: #205368; /* deep gold for text on light paper (4.5:1+) */
  --accent-ink: #17475C;     /* high contrast gold/amber for small text on paper (7:1+) */

  --radius-xl: 22px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

.carbon {
  --bg: var(--carbon);
  --surface: var(--carbon-2);
  --line: rgba(255, 255, 255, 0.12);
  --ink: #FFFFFF;
  --ink-2: #E6E9ED;
  --ink-3: #C9CED6;
  --em: var(--accent-bright);
  --rule: var(--accent-bright);
  --tile-shadow: 0 0 0 1px rgba(165, 204, 218, 0.38) inset, 0 10px 24px rgba(0, 0, 0, 0.5);
}
.paper {
  --bg: var(--paper);
  --surface: #FFFFFF;
  --line: rgba(11, 14, 21, 0.12);
  --ink: var(--paper-ink);
  --ink-2: #2B2F36;
  --ink-3: #3D434C;
  --em: #205368;
  --rule: var(--accent);
  --tile-shadow: 0 0 0 1px rgba(36, 96, 120, 0.35) inset, 0 10px 22px rgba(11, 14, 21, 0.15);
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--carbon-0);
  color: #FFFFFF;
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, p, figure, dl, dd { margin: 0; }
button, a, input { font: inherit; }

.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;
}

/* ------------------------------------------------------------------ canvas & slides */
.deck {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: var(--carbon-0);
}

.slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(20px, 3vh, 36px) clamp(28px, 4vw, 68px);
  background: var(--bg);
  color: var(--ink);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 2;
}

.slide-body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(14px, 2.5vh, 28px);
}

.slide-body.two {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(26px, 3.4vw, 58px);
  align-items: center;
}

/* ------------------------------------------------------------------ header lockup: LOGO IS THE STAR */
.slide-head {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: clamp(10px, 1.5vh, 15px);
  border-bottom: 1px solid var(--line);
}

.header-brand {
  display: inline-flex;
  align-items: center;
  gap: clamp(14px, 1.2vw, 20px);
}

/* The real sign as a round emblem: white enamel, black marlin, red tagline (client-mark-512.png). */
.header-logo-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  aspect-ratio: 1 / 1;
  padding: 0;
  overflow: hidden;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2px solid rgba(165, 204, 218, 0.55);
  box-shadow: var(--tile-shadow);
  flex: none;
}

.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;
  mix-blend-mode: normal;
}

.header-wordmark b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(18px, 1.35vw, 23px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
}

.header-wordmark small {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.header-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.header-meta::before {
  content: '';
  width: 22px;
  height: 2px;
  background: var(--rule);
}

/* ------------------------------------------------------------------ footer */
.slide-foot {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: clamp(8px, 1.3vh, 14px);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.page {
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--ink-2);
}

/* ------------------------------------------------------------------ type */
.eyebrow, .kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: clamp(4px, 0.8vh, 8px);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.eyebrow::before, .kicker::before {
  content: '';
  width: 22px;
  height: 2px;
  background: var(--rule);
  flex: none;
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
}

h1 em, h2 em {
  display: block;
  font-style: normal;
  color: var(--em);
}

h1 {
  font-size: clamp(32px, min(3.1vw, 5.4vh), 54px);
  line-height: 1.03;
  letter-spacing: -0.032em;
}

h2 {
  font-size: clamp(28px, min(2.6vw, 4.7vh), 50px);
  line-height: 1.06;
  letter-spacing: -0.026em;
}

h3 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
}

.lead {
  max-width: 60ch;
  margin-top: clamp(6px, 1vh, 12px);
  font-size: clamp(14.5px, min(1.08vw, 1.95vh), 18px);
  line-height: 1.5;
  color: var(--ink-3);
}

.num-chip {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: clamp(32px, 3.8vh, 38px);
  height: clamp(32px, 3.8vh, 38px);
  border-radius: 10px;
  background: var(--carbon-2);
  border: 1px solid rgba(165, 204, 218, 0.4);
  box-shadow: 0 0 0 1px rgba(165, 204, 218, 0.2) inset;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--accent-bright);
}

.paper .num-chip {
  background: var(--carbon);
  border: 1px solid rgba(36, 96, 120, 0.4);
  color: var(--accent-bright);
}

.num-chip.featured,
.exec-phase-card.featured .exec-phase-num {
  background: var(--accent-bright);
  color: #0B0E15;
  font-weight: 800;
  border-color: var(--accent-bright);
  box-shadow: 0 4px 14px rgba(165, 204, 218, 0.35);
}

/* ------------------------------------------------------------------ slide 1: cover — the logo-led sign */
.slide.cover { display: none; padding: 0; }

.slide.cover.active {
  display: grid;
  grid-template-columns: minmax(0, 44fr) minmax(0, 56fr);
  background: var(--carbon-0);
}

.hero-copy {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(10px, 1.35vh, 16px);
  min-width: 0;
  padding: clamp(24px, 4vh, 42px) clamp(24px, 2.8vw, 48px) clamp(88px, 12vh, 112px) clamp(28px, 4.2vw, 68px);
}

.cover-collab {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  align-self: flex-start;
  margin-bottom: clamp(4px, 0.8vh, 10px);
  padding: 7px 14px 7px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.brandcore-collab-logo {
  display: block;
  height: clamp(22px, 2.6vh, 28px);
  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: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #E6E9ED;
}

.cover-wordmark b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(25px, min(2.15vw, 3.7vh), 36px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: 0.015em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.cover-wordmark span {
  display: block;
  margin-top: clamp(4px, 0.7vh, 8px);
  font-size: clamp(15px, 1vw, 18px);
  font-weight: 600;
  color: #E6E9ED;
}

.cover-wordmark small {
  display: block;
  margin-top: clamp(4px, 0.55vh, 6px);
  font-family: var(--font-mono);
  font-size: clamp(12.5px, 0.82vw, 14px);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.slide.cover h1 {
  margin-top: clamp(2px, 0.5vh, 6px);
  font-size: clamp(34px, min(3.35vw, 5.7vh), 58px);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.cover-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: clamp(4px, 0.9vh, 10px);
}

.cover-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--accent-bright);
  border-radius: 10px;
  background: var(--accent-bright);
  color: #071018;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.18s ease;
}

.cover-cta:hover { background: #C7E1EA; transform: translateY(-1px); }
.cover-cta .ico { font-size: 1.1em; stroke-width: 2.4; }

.cover-caption {
  max-width: 27ch;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #AEB7C1;
}

.fact-pills {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(6px, 0.7vw, 10px);
  margin-top: clamp(2px, 0.5vh, 6px);
  padding: 0;
  list-style: none;
}

.fact-pills li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
}

.fact-pills a { color: inherit; text-decoration: none; }

.cover-foot {
  position: absolute;
  left: clamp(28px, 4.2vw, 68px);
  right: clamp(24px, 2.8vw, 48px);
  bottom: clamp(18px, 2.8vh, 28px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: clamp(8px, 1.2vh, 12px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.prepared-by {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.4;
  color: #D3D8DF;
}

.prepared-by b { color: #FFFFFF; font-weight: 700; }

.prepared-by img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 2px var(--accent-bright);
}

/* Right stage: one authentic, dimensional sign. */
.cover-stage {
  position: relative;
  min-width: 0;
  overflow: hidden;
  isolation: isolate;
  container-type: size;
  background:
    radial-gradient(75% 58% at 51% 34%, #1B3440 0%, #0F2029 45%, #07090E 100%);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.cover-stage::before {
  content: '';
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: -20%;
  height: 58%;
  z-index: 0;
  background: radial-gradient(58% 78% at 50% 100%, rgba(214, 106, 64, 0.32), rgba(165, 204, 218, 0.06) 48%, transparent 74%);
  filter: blur(16px);
}

.cover-stage::after {
  content: '';
  position: absolute;
  top: -20%;
  left: 36%;
  width: 30%;
  height: 130%;
  z-index: 0;
  background: linear-gradient(90deg, transparent, rgba(165, 204, 218, 0.075), transparent);
  transform: rotate(14deg);
  filter: blur(18px);
}

.cover-halo {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  filter: blur(46px);
  pointer-events: none;
}

.cover-halo-warm {
  width: 60cqw;
  height: 60cqw;
  left: 19cqw;
  bottom: -10cqh;
  background: rgba(214, 106, 64, 0.20);
}

.cover-halo-cool {
  width: 64cqw;
  height: 64cqw;
  left: 17cqw;
  top: 1cqh;
  background: rgba(94, 176, 196, 0.18);
}

.cover-stage canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s ease;
}

.cover-stage.webgl-ready canvas { opacity: 1; }

.sign-fallback {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  transition: opacity 0.5s ease;
}

.cover-stage.webgl-ready .sign-fallback {
  opacity: 0;
  pointer-events: none;
}

.fallback-disc {
  position: relative;
  width: min(72cqw, 62cqh);
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.22);
  box-shadow:
    0 46px 110px rgba(0, 0, 0, 0.68),
    0 0 0 10px rgba(11, 14, 21, 0.55),
    0 0 90px rgba(165, 204, 218, 0.16);
}

.fallback-disc img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fallback-sheen {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.22), transparent 38%, rgba(0, 0, 0, 0.18));
}

.fallback-chain {
  position: absolute;
  top: -2%;
  width: 5px;
  height: 27%;
  background: linear-gradient(90deg, #2C3540, #A7B3BF, #2C3540);
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.55);
}

.fallback-chain-l { left: 28%; transform: rotate(5deg); }
.fallback-chain-r { right: 28%; transform: rotate(-5deg); }

.stage-caption {
  position: absolute;
  left: 24px;
  bottom: 20px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  max-width: calc(100% - 70px);
  padding: 9px 12px;
  border-radius: 6px;
  background: rgba(7, 9, 14, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.4;
  color: #DDE4EA;
}

.stage-caption-dot {
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 0 10px var(--accent-bright);
}

.stage-side-label {
  position: absolute;
  top: 26px;
  right: 20px;
  z-index: 3;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: rgba(255, 255, 255, 0.48);
}

/* Generic browser chrome, reused by the audit and the concept mockup. */
.browser-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  height: clamp(34px, 4.2vh, 40px);
  padding: 0 14px;
  background: #141926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.browser-bar.compact { height: 32px; }

.browser-dots { display: inline-flex; gap: 7px; }
.browser-dots i { width: 9px; height: 9px; 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: 8px;
  min-width: 0;
  max-width: 100%;
  padding: 5px 10px;
  overflow: hidden;
  border-radius: 7px;
  background: var(--carbon);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  color: #E6E9ED;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.audit-browser .browser-bar { grid-template-columns: auto minmax(0, 1fr) auto; }
.audit-browser .browser-url { display: none; }

.browser-tag {
  justify-self: end;
  padding: 5px 10px;
  border-radius: 5px;
  background: var(--accent-bright);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0B0E15;
  white-space: nowrap;
}

.browser-tag.live { background: #A5CCDA; }
.browser-tag.broken { background: #C8322F; color: #FFFFFF; }

/* ------------------------------------------------------------------ slide 2: foundation (paper) */
.foundation .narrative-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.foundation .narrative-col h2 {
  font-size: clamp(24px, min(2.1vw, 3.8vh), 38px);
  line-height: 1.1;
}

.foundation .narrative-col .lead {
  margin-top: clamp(4px, 0.7vh, 8px);
  font-size: clamp(13.5px, min(0.92vw, 1.6vh), 15.5px);
  line-height: 1.4;
}

.narrative-pillars {
  display: grid;
  gap: clamp(6px, 0.9vh, 10px);
  margin-top: clamp(8px, 1.2vh, 14px);
}

.pillar-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: clamp(8px, 1vh, 12px) clamp(12px, 1.1vw, 16px);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--line);
  box-shadow: 0 8px 20px rgba(11, 14, 21, 0.06);
}

.pillar-num { background: var(--carbon); color: var(--accent-bright); }

.pillar-card h3 {
  font-size: clamp(15px, 1.05vw, 17.5px);
  line-height: 1.2;
  color: var(--ink);
}

.pillar-card p {
  margin-top: 3px;
  font-size: clamp(13px, min(0.88vw, 1.45vh), 14.5px);
  line-height: 1.38;
  color: var(--ink-3);
}

.showcase-col { display: flex; flex-direction: column; justify-content: center; }

.profile-card {
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: #FFFFFF;
  border: 1px solid rgba(11, 14, 21, 0.14);
  box-shadow:
    0 30px 60px rgba(11, 14, 21, 0.12),
    0 0 0 1px rgba(36, 96, 120, 0.18) inset;
}

.profile-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 18px;
  background: var(--carbon);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.profile-band span + span { color: var(--accent-bright); letter-spacing: 0.08em; }

.profile-photo-strip {
  position: relative;
  width: 100%;
  height: clamp(140px, 19vh, 185px);
  background: #0B0E15;
  overflow: hidden;
}

.profile-photo-strip > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 27%;
}

.profile-logo-overlay {
  position: absolute;
  left: 18px;
  bottom: 14px;
  width: clamp(60px, 8vh, 76px);
  height: clamp(60px, 8vh, 76px);
  aspect-ratio: 1 / 1;
  padding: 4px;
  border-radius: 50%;
  background: rgba(11, 14, 21, 0.95);
  border: 2px solid rgba(165, 204, 218, 0.45);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.65);
}

.profile-main {
  padding: clamp(14px, 1.8vh, 20px) clamp(16px, 1.8vw, 24px);
}

.profile-name b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(20px, 1.65vw, 26px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--paper-ink);
}

.profile-name span {
  display: block;
  margin-top: 4px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-2);
}

.profile-dl-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(10px, 1.4vh, 16px) clamp(14px, 1.6vw, 20px);
  margin-top: clamp(10px, 1.4vh, 16px);
  padding-top: clamp(10px, 1.4vh, 16px);
  border-top: 1px solid rgba(11, 14, 21, 0.1);
}

.profile-dl-grid dt {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.profile-dl-grid dt svg {
  margin-right: 6px;
  color: var(--accent);
}

.profile-dl-grid dd {
  margin: 6px 0 0;
  font-size: clamp(14px, 0.98vw, 15.5px);
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper-ink);
}

/* ------------------------------------------------------------------ slide 3: customer journey (carbon) */
.slide-body.stack {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(16px, 2.6vh, 28px);
}

.journey-head,
.proof-head,
.exec-head {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(20px, 3vw, 44px);
  align-items: end;
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 1.8vw, 28px);
}

.diagnostic-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.4vh, 14px);
  padding: clamp(16px, 2.2vh, 22px);
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.4);
}

.diag-head { display: flex; align-items: center; gap: 12px; }

.diag-tag {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.diag-ico {
  margin-left: auto;
  font-size: clamp(22px, 2.8vh, 28px);
  color: var(--em);
  stroke-width: 1.8;
}

/* Visual preview frame inside each Slide 3 card so there is NEVER a blank middle void */
.diag-thumb {
  position: relative;
  width: 100%;
  height: clamp(128px, 18.5vh, 172px);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #0B0E15;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.diag-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
}
.diagnostic-card:nth-child(2) .diag-thumb img { object-position: center 45%; }
.diagnostic-card:nth-child(3) .diag-thumb img { object-position: center 40%; }

.diag-thumb-badge {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 5px 10px;
  border-radius: 6px;
  background: rgba(11, 14, 21, 0.88);
  border: 1px solid rgba(165, 204, 218, 0.45);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.diagnostic-card h3 {
  font-size: clamp(19px, min(1.45vw, 2.5vh), 24px);
  line-height: 1.18;
  color: #FFFFFF;
}

.diagnostic-card p {
  font-size: clamp(15px, min(1.05vw, 1.9vh), 17.5px);
  line-height: 1.5;
  color: #E6E9ED;
}

.diag-meta-pill {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  margin-top: auto;
  padding: clamp(10px, 1.3vh, 13px) 14px;
  border-radius: var(--radius-sm);
  background: rgba(165, 204, 218, 0.1);
  border: 1px solid rgba(165, 204, 218, 0.35);
  font-family: var(--font-mono);
  font-size: clamp(12px, 0.8vw, 13px);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.diag-meta-pill span { color: var(--accent-bright); text-transform: uppercase; font-size: 11px; letter-spacing: 0.14em; }
.diag-meta-pill b { color: #FFFFFF; font-weight: 700; }

/* ------------------------------------------------------------------ slide 4: website (paper) */
.slide-body.website-grid { grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr); }

.website .narrative-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.website .narrative-col h2 {
  font-size: clamp(22px, min(1.95vw, 3.4vh), 34px);
  line-height: 1.08;
}

.website .narrative-col .lead {
  margin-top: clamp(4px, 0.65vh, 8px);
  font-size: clamp(13px, min(0.88vw, 1.48vh), 14.8px);
  line-height: 1.36;
}

.concept-notes {
  display: grid;
  gap: clamp(6px, 0.8vh, 9px);
  margin-top: clamp(7px, 1vh, 11px);
}

.concept-note-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: clamp(7px, 0.9vh, 10px) clamp(11px, 0.95vw, 14px);
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 10px 24px rgba(11, 14, 21, 0.05);
}

.concept-note-item b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(14.5px, 1vw, 16.5px);
  font-weight: 700;
  line-height: 1.18;
  color: var(--ink);
}

.concept-note-item p {
  margin-top: 2px;
  font-size: clamp(12.5px, min(0.85vw, 1.38vh), 14px);
  line-height: 1.34;
  color: var(--ink-3);
}

.mockup-col { display: flex; flex-direction: column; justify-content: center; }

.browser-window {
  overflow: hidden;
  border-radius: 16px;
  background: var(--carbon-0);
  border: 1px solid rgba(11, 14, 21, 0.18);
  box-shadow: 0 40px 80px rgba(11, 14, 21, 0.28);
}

.mock-hero-stage {
  position: relative;
  width: 100%;
  height: clamp(300px, 43vh, 440px);
  overflow: hidden;
  background: #0B0E15;
}

.mockup-caption {
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ------------------------------------------------------------------ slide 5: proof */
.comparison {
  display: flex;
  justify-content: center;
  gap: clamp(18px, 2vw, 32px);
}

.case-frame {
  display: flex;
  flex-direction: column;
  width: calc(clamp(280px, 38vh, 400px) * 1.6);
  max-width: calc(50% - 12px);
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--carbon-0);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 30px 64px rgba(0, 0, 0, 0.5);
}

.case-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  height: 38px;
  padding: 0 14px;
  background: #141926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.case-url {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  color: #E6E9ED;
}

.case-tag {
  justify-self: end;
  padding: 5px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.case-tag.before { background: #2E3239; color: #FFFFFF; }
.case-tag.after { background: var(--accent-bright); color: #0B0E15; font-weight: 700; }

.case-viewport {
  position: relative;
  width: 100%;
  height: clamp(280px, 38vh, 400px);
  aspect-ratio: 16 / 10;
  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: #141926;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: clamp(14px, 0.98vw, 15.5px);
  font-weight: 500;
  color: #D3D8DF;
}

.case-frame figcaption span {
  padding-right: 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #FFFFFF;
}

/* ------------------------------------------------------------------ slide 6: roadmap (paper) */
.exec-head { grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr); }
.exec-head h2 { font-size: clamp(26px, min(2.45vw, 4.3vh), 42px); }

.exec-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 1.6vw, 28px);
  align-items: stretch;
}

.exec-phase-card {
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.5vh, 14px);
  padding: clamp(18px, 2.5vh, 26px) clamp(18px, 1.6vw, 26px);
  border-radius: var(--radius-lg);
  background: #FFFFFF;
  border: 1px solid rgba(11, 14, 21, 0.1);
  box-shadow: 0 18px 40px rgba(11, 14, 21, 0.08);
}

.exec-card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

.exec-duration-pill {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--paper-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.exec-phase-card h3 {
  min-height: 2.4em;
  font-size: clamp(19px, min(1.45vw, 2.5vh), 23px);
  line-height: 1.2;
  color: var(--paper-ink);
}

.exec-phase-card > p {
  font-size: clamp(15px, min(1.05vw, 1.85vh), 17px);
  line-height: 1.5;
  color: #3D434C;
}

.exec-deliverables {
  display: grid;
  gap: 8px;
  margin: auto 0 0;
  padding: clamp(10px, 1.4vh, 14px) 0 0;
  list-style: none;
  border-top: 1px solid rgba(11, 14, 21, 0.1);
}

.exec-deliverables li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: clamp(14px, min(0.98vw, 1.75vh), 15.5px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper-ink);
}

.exec-deliverables .ico {
  margin-top: 0.12em;
  font-size: 1.1em;
  stroke-width: 2.6;
  color: var(--accent);
}

.exec-phase-card.featured {
  background: var(--carbon);
  border-color: var(--carbon);
  box-shadow: 0 28px 60px rgba(11, 14, 21, 0.3);
}

.exec-phase-card.featured h3,
.exec-phase-card.featured .exec-deliverables li { color: #FFFFFF; }
.exec-phase-card.featured > p { color: #D3D8DF; }
.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: #0B0E15; font-weight: 700; }

.exec-footer-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 14, 21, 0.14);
  background: rgba(255, 255, 255, 0.65);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #3D434C;
}

.exec-footer-bar span { padding: 13px 18px; text-align: center; }
.exec-footer-bar span + span { border-left: 1px solid rgba(11, 14, 21, 0.12); }
.exec-footer-bar b { margin-left: 6px; font-weight: 800; color: var(--paper-ink); }

/* ------------------------------------------------------------------ slide 7: close (LUIS PARTNER CARD) */
.slide-body.close-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(0, 0.86fr);
  gap: clamp(28px, 3.4vw, 56px);
  align-items: center;
}

.partner-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px 24px;
  align-items: center;
  margin-top: clamp(16px, 2.5vh, 26px);
  padding: clamp(18px, 2.5vh, 26px);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
}

/* Large, natural head-and-shoulders portrait of Luis Guzman */
.partner-avatar-wrap {
  width: clamp(148px, 19.5vh, 178px);
  height: clamp(148px, 19.5vh, 178px);
  overflow: hidden;
  border-radius: 20px;
  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 center;
  filter: none;
  opacity: 1;
}

.partner-meta-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.partner-name-heading {
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: clamp(26px, 2.1vw, 34px);
  font-weight: 700;
  line-height: 1.05;
  color: #FFFFFF;
}

.partner-role-sub {
  margin-top: 4px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink-3);
}

.partner-quote {
  margin-top: 10px;
  padding-left: 14px;
  border-left: 3px solid var(--accent-bright);
  font-size: clamp(14.5px, min(1.02vw, 1.8vh), 16.5px);
  line-height: 1.5;
  color: var(--ink-2);
}

.partner-contact-pills {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.partner-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
}

.partner-pill .ico { color: var(--em); }

.partner-brand-signoff {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 2px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.partner-brand-logo {
  display: block;
  height: clamp(24px, 2.8vh, 30px);
  width: auto;
}

.partner-brand-address {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  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: 13px;
  overflow: hidden;
  padding: clamp(20px, 3vh, 32px) clamp(20px, 2vw, 32px);
  border-radius: var(--radius-xl);
  background: var(--surface);
  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(165, 204, 218, 0.2));
}

.request .kicker { margin-bottom: 0; }

.request h3 {
  font-size: clamp(30px, 2.4vw, 40px);
  line-height: 1.05;
  color: #FFFFFF;
}

.request > p {
  font-size: clamp(15px, 1.02vw, 16.5px);
  line-height: 1.5;
  color: #D3D8DF;
}

.screen-request { display: flex; flex-direction: column; gap: 12px; }

.suggestions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.suggestions button {
  padding: 12px;
  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: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #FFFFFF;
  cursor: pointer;
}

.suggestions button:hover,
.suggestions button:focus-visible {
  background: var(--accent-bright);
  color: #0B0E15;
  border-color: var(--accent-bright);
}

.picker-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.picker-col { display: flex; flex-direction: column; gap: 6px; }

.request label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.date-control { position: relative; display: block; }

.request input {
  width: 100%;
  height: 46px;
  margin: 0;
  padding: 6px 48px 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: 14px;
  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: 6px;
  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%);
  cursor: pointer;
}

.date-control .date-icon { width: 19px; height: 19px; }

a#contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 4px;
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--accent-bright);
  box-shadow: 0 16px 32px rgba(165, 204, 218, 0.32);
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: #0B0E15;
}

a#contact:hover {
  background: #C7E1EA;
  color: #0B0E15;
}

.request small {
  display: block;
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink-3);
}

.print-contact { display: none; }

/* ------------------------------------------------------------------ controls */
.controls {
  position: fixed;
  left: 50%;
  bottom: 4px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  border-radius: 999px;
  background: rgba(11, 14, 21, 0.94);
  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 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 5px 11px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #FFFFFF;
  cursor: pointer;
}

#counter {
  min-width: 46px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

#play {
  padding-left: 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0 999px 999px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  white-space: nowrap;
  color: #E6E9ED;
}

/* ------------------------------------------------------------------ desktop frame */
@media screen and (min-width: 701px) {
  html, body { height: 100%; overflow: hidden; }

  body {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 50% 30%, #181E2B 0%, #07090E 100%);
  }

  #deck, .deck {
    width: min(96vw, 1640px);
    height: min(calc(100dvh - 120px), 920px);
    margin: auto;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 36px 100px rgba(0, 0, 0, 0.65);
  }

  .slide { height: 100%; min-height: 0; }
}



/* Contact actions and download share the established control language. */
a { color: inherit; }
.fact-pills a, .partner-pill { text-decoration: none; }
.partner-pill { min-height: 44px; }
.partner-pill:hover { background: #303D4A; }
.profile-dl-grid a { text-underline-offset: 4px; }
.controls button, .controls a { min-height: 44px; min-width: 44px; }
.controls a { display: inline-flex; align-items: center; padding: 0 12px; color: #FFF; font: 600 11px var(--font-mono); text-decoration: none; border-left: 1px solid #38414D; }
:focus-visible { outline: 3px solid #83BDCF; outline-offset: 3px; }
.profile-logo-overlay { border-radius: 50%; background: #FFFFFF; padding: 0; overflow: hidden; }
.mock-hero-stage { height: auto; aspect-ratio: 16 / 9; }
.browser-url { min-width: 0; font-size: 11px; }
.browser-tag { font-size: 10px; letter-spacing: .08em; }
.partner-quote { border: 0; padding-left: 0; }

/* Compact desktop keeps body copy readable and lets the shorter copy create room. */
@media screen and (min-width: 701px) and (max-height: 940px) {
 .slide { padding: 20px 38px; }
 .slide-body { gap: 18px; }
 h1 { font-size: 38px; }
 h2 { font-size: 32px; }
 .hero-copy { padding: 24px 30px 80px 38px; gap: 8px; }
 .cover-wordmark b { font-size: 24px; }
 .cover-collab { gap: 10px; margin-bottom: 2px; }
 .collab-label { font-size: 10px; letter-spacing: .08em; }
 .cover-badge { width: 112px; height: 80px; }
 .cover-foot { left: 38px; right: 30px; }
 .lead { font-size: 15px; }
 .narrative-pillars,.concept-notes { gap: 10px; margin-top: 16px; }
 .pillar-card,.concept-note-item { padding: 12px 14px; }
 .pillar-card p,.concept-note-item p { font-size: 14px; line-height: 1.4; }
 .pillar-card h3,.concept-note-item b { font-size: 17px; }
 .diag-thumb { height: 130px; }
 .diagnostic-card { padding: 18px; gap: 12px; }
 .diagnostic-card p { font-size: 15px; }
 .diagnostic-card h3 { font-size: 21px; }
 .profile-photo-strip { height: 190px; }
 .profile-main { padding: 20px; }
 .exec-phase-card { padding: 20px; gap: 14px; }
 .exec-phase-card > p,.exec-deliverables li { font-size: 14px; }
 .partner-card { padding: 20px; gap: 14px; margin-top: 20px; }
 .partner-avatar-wrap { width: 112px; height: 112px; }
 .partner-quote { font-size: 14px; }
 .partner-pill { font-size: 11px; padding: 8px 10px; }
 .request { padding: 24px; }
}
@media screen and (min-width: 701px) and (max-height: 800px) {
 h1 { font-size: 34px; } h2 { font-size: 29px; }
 .slide { padding: 18px 30px; }
 .slide-head { padding-bottom: 10px; }
 .header-wordmark b { font-size: 18px; }
 .header-wordmark small { font-size: 10px; letter-spacing: .08em; }
 .hero-copy { padding-left: 30px; }
 .cover-wordmark b { font-size: 21px; }
 .cover-wordmark span { font-size: 13px; }
 .cover-wordmark small { font-size: 10px; letter-spacing: .05em; }
 .eyebrow,.kicker { font-size: 11px; letter-spacing: .1em; }
 .profile-photo-strip { height: 160px; }
 .profile-main { padding: 16px 20px; }
 .diag-thumb { height: 110px; }
 .diagnostic-card { padding: 16px; gap: 10px; }
 .diagnostic-card h3 { font-size: 20px; }
 .diagnostic-card p { font-size: 14px; }
 .exec-phase-card { padding: 18px; gap: 12px; }
 .exec-phase-card h3 { font-size: 20px; }
 .exec-head .lead { font-size: 14px; }
 .partner-card { padding: 16px; margin-top: 16px; }
 .partner-name-heading { font-size: 24px; }
 .partner-brand-address { font-size: 10px; }
 .request { padding: 20px; gap: 10px; }
 .request h3 { font-size: 28px; }
 .suggestions button { font-size: 11px; }
 .request label { font-size: 10px; }
}

/* Mobile is a content scrollport ABOVE a separate navigation rail. */
@media screen and (max-width: 700px) {
 html,body { height: 100%; overflow: hidden; }
 body { display: grid; grid-template-rows: minmax(0,1fr) auto; height: 100dvh; }
 .deck { width: 100%; height: 100%; overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain; }
 .slide { display: none; position: relative; inset: auto; padding: 24px 20px; min-height: 100%; gap: 28px; opacity: 1; }
 .slide.active { display: flex; }
 .slide.cover.active { display: flex; padding: 0; }
 .hero-copy { padding: 26px 20px; gap: 14px; }
 .cover-collab { gap: 9px; padding: 8px 10px; }
 .brandcore-collab-logo { height: 23px; }
 .collab-label { font-size: 9px; letter-spacing: .03em; }
 .cover-lockup { align-items: center; gap: 14px; }
 .cover-badge { width: 106px; height: 76px; }
 .cover-wordmark b { font-size: 22px; }
 .cover-wordmark span { font-size: 13px; }
 .cover-wordmark small { font-size: 11px; letter-spacing: .02em; }
 h1 { font-size: 39px; line-height: 1.08; }
 h2 { font-size: 32px; line-height: 1.12; }
 .lead { font-size: 16px; line-height: 1.6; }
 .eyebrow,.kicker { font-size: 11px; letter-spacing: .08em; }
 .fact-pills { gap: 8px; margin: 0; }
 .fact-pills li { padding: 10px 12px; font-size: 13px; min-height: 44px; }
 .cover-foot { position: static; margin-top: 12px; gap: 12px; }
 .prepared-by { font-size: 13px; }
 .prepared-by img { width: 48px; height: 48px; }
 .hero-visual { height: 530px; flex: none; border-left: 0; }
 .stage-browser { top: 24px; left: 5%; width: 90%; }
 .browser-bar { padding: 0 8px; gap: 6px; grid-template-columns: auto 1fr; }
 .browser-dots { gap: 4px; }.browser-dots i { width: 6px; height: 6px; }
 .browser-url { font-size: 9px; padding: 4px 6px; }.browser-tag { display: none; }
 .stage-phone { top: 250px; right: 5%; width: 30%; }
 .visual-caption { left: 20px; bottom: 20px; font-size: 9px; }
 .slide-head { align-items: flex-start; gap: 12px; }
 .header-brand { gap: 12px; min-width: 0; }
 .header-logo-pill { width: 62px; height: 46px; }
 .header-wordmark b { font-size: 17px; letter-spacing: .02em; line-height: 1.15; }
 .header-wordmark small { font-size: 9px; letter-spacing: 0; line-height: 1.5; overflow-wrap: anywhere; }
 .header-meta { display: none; }
 .slide-body,.slide-body.two,.slide-body.close-grid { display: flex; flex-direction: column; gap: 28px; }
 .slide-body { justify-content: flex-start; }
 .narrative-col,.showcase-col,.mockup-col,.concierge-col { width: 100%; min-width: 0; }
 .narrative-pillars,.concept-notes { gap: 12px; margin-top: 20px; }
 .pillar-card,.concept-note-item { padding: 16px; gap: 12px; }
 .pillar-card h3,.concept-note-item b { font-size: 18px; }
 .pillar-card p,.concept-note-item p { font-size: 15px; line-height: 1.55; }
 .profile-band { display: block; padding: 12px 16px; font-size: 10px; line-height: 1.6; }
 .profile-band span { display: block; }
 .profile-photo-strip { height: 240px; }.profile-photo-strip > img { object-position: center 6%; }
 .profile-main { padding: 20px; }.profile-name b { font-size: 24px; }
 .profile-dl-grid { grid-template-columns: 1fr; gap: 18px; }
 .profile-dl-grid dd { font-size: 16px; }
 .journey-head,.proof-head,.exec-head { display: block; }
 .diagnostic-grid,.comparison,.exec-cards-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
 .diagnostic-card { padding: 20px; gap: 16px; }
 .diag-thumb { height: 180px; }.diagnostic-card h3 { font-size: 24px; }.diagnostic-card p { font-size: 16px; line-height: 1.6; }
 .diag-tag { font-size: 10px; letter-spacing: .03em; }
 .diag-meta-pill { font-size: 12px; }
 .comparison { width: 100%; max-width: 100%; margin: 0; transform: none; }.case-viewport { aspect-ratio: 16 / 10; height: auto; }
 .case-frame { width: 100%; max-width: 100%; min-width: 0; }.case-bar { padding: 10px; grid-template-columns: auto minmax(0,1fr) auto; }.case-url { font-size: 9px; }.case-tag { font-size: 9px; }
 .case-frame figcaption { font-size: 13px; padding: 12px; line-height: 1.5; }
 .exec-phase-card { padding: 24px; gap: 18px; }.exec-phase-card h3 { font-size: 24px; min-height: 0; }
 .exec-phase-card > p,.exec-deliverables li { font-size: 16px; line-height: 1.6; }
 .exec-footer-bar { display: flex; flex-direction: column; }.exec-footer-bar span { padding: 14px; border-bottom: 1px solid #d0d4d6; }
 .partner-card { padding: 20px; grid-template-columns: 1fr; gap: 14px; margin-top: 24px; align-items: start; }
 .partner-avatar-wrap { width: 124px; height: 124px; border-radius: 16px; }.partner-name-heading { font-size: 28px; }
 .partner-role-sub { font-size: 15px; }.partner-meta-kicker { font-size: 10px; line-height: 1.5; }
 .partner-quote { grid-column: auto; font-size: 16px; line-height: 1.55; }
 .partner-contact-pills { gap: 10px; flex-direction: column; align-items: stretch; }.partner-pill { font-size: 13px; padding: 12px; justify-content: flex-start; width: 100%; }
 .partner-brand-signoff { flex-direction: column; align-items: flex-start; }.partner-brand-address { text-align: left; font-size: 11px; line-height: 1.6; }
 .request { padding: 24px 20px; gap: 16px; }.request > p { font-size: 16px; }.request small { font-size: 13px; }
 .suggestions,.picker-grid { grid-template-columns: 1fr; gap: 12px; }.suggestions button { min-height: 48px; font-size: 12px; }
 .request input { height: 50px; font-size: 16px; }.request label { font-size: 11px; }.date-control #open-date,.date-control #open-time { width: 44px; height: 44px; }
 a#contact { font-size: 12px; min-height: 52px; letter-spacing: .04em; }
 .slide-foot { font-size: 9px; letter-spacing: .04em; line-height: 1.5; gap: 12px; margin-top: 8px; }.page { font-size: 10px; }
 .controls { position: static; transform: none; width: 100%; height: 76px; padding: 10px 8px calc(10px + env(safe-area-inset-bottom)); border-radius: 0; justify-content: center; gap: 2px; }
 .controls #play { font-size: 9px; padding: 0 7px; }.controls #counter { font-size: 11px; }.controls a { font-size: 9px; padding: 0 8px; }
}

/* ==================================================================
   READABILITY PASS — fluid, measured at 100% zoom
   ================================================================== */
:root {
  --fs-body: clamp(16px, 4.2px + 0.86vw, 21px);
  --fs-lead: clamp(16px, 3.2px + 0.94vw, 22px);
  --fs-card: clamp(16px, 3.8px + 0.84vw, 21px);
  --fs-h3: clamp(20px, 7px + 0.95vw, 30px);
  --fs-label: clamp(13px, 10px + 0.25vw, 15px);
  --fs-small: clamp(12px, 11px + 0.12vw, 14px);
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.48;
  max-width: 62ch;
}

.header-meta,
.eyebrow,
.kicker,
.diag-tag,
.profile-dl-grid dt,
.partner-meta-kicker,
.request label,
.exec-duration-pill,
.exec-footer-bar,
.case-tag,
.browser-tag,
.profile-band,
.mockup-caption,
.partner-brand-address {
  font-size: var(--fs-label);
}

.header-wordmark small { font-size: var(--fs-small); }
.header-wordmark b { font-size: clamp(20px, 1.35vw, 24px); }
.slide-foot { font-size: var(--fs-small); }
.page { font-size: var(--fs-label); }
.browser-url { font-size: 11.5px; }
.stage-caption { font-size: 12.5px; }
.collab-label { font-size: 12.5px; }
.cover-caption { font-size: 13px; }
.cover-wordmark small { font-size: var(--fs-label); }
.fact-pills li { font-size: 15px; }

.foundation .narrative-col .lead,
.website .narrative-col .lead {
  font-size: var(--fs-body);
  line-height: 1.5;
}

.pillar-card p,
.concept-note-item p,
.diagnostic-card p,
.exec-phase-card > p,
.exec-deliverables li,
.case-frame figcaption,
.partner-quote,
.request > p,
.profile-dl-grid dd,
.profile-name span,
.audit-browser figcaption,
.audit-phone figcaption {
  font-size: var(--fs-body);
}

.pillar-card h3,
.concept-note-item b,
.diagnostic-card h3,
.exec-phase-card h3,
.profile-name b {
  font-size: var(--fs-h3);
}

.partner-role-sub { font-size: 16px; }
.request small { font-size: 14px; }
.diag-meta-pill { font-size: 14px; }
.diag-meta-pill span { font-size: 12px; }
.partner-pill { font-size: 14px; }
.mockup-caption { letter-spacing: 0.12em; }
.case-frame figcaption { line-height: 1.45; }
.profile-dl-grid dd { line-height: 1.5; }

.mock-hero-stage img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.partner-avatar-wrap {
  width: clamp(136px, 18vh, 176px);
  height: clamp(136px, 18vh, 176px);
}

.suggestions button { font-size: 13.5px; }
a#contact { font-size: 14px; }

/* Desktop body slides may scroll purposefully; wheel navigation yields to it. */
@media screen and (min-width: 701px) {
  .slide-body {
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: rgba(165, 204, 218, 0.45) transparent;
    padding-right: 4px;
  }
  .slide-body::-webkit-scrollbar { width: 7px; }
  .slide-body::-webkit-scrollbar-thumb { background: rgba(165, 204, 218, 0.38); border-radius: 99px; }
}

/* ==================================================================
   SLIDE 2 — LIVE SITE AUDIT
   ================================================================== */
.audit-body {
  justify-content: flex-start;
  gap: clamp(9px, 1.4vh, 16px);
}

.slide-body.audit-body { justify-content: flex-start; }

.audit-head {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: clamp(22px, 3vw, 44px);
  align-items: end;
}

.audit-head h2 {
  font-size: clamp(30px, min(2.65vw, 4.8vh), 48px);
  line-height: 1.03;
}

.audit-head .lead {
  margin-top: 0;
  font-size: var(--fs-body);
  line-height: 1.45;
}

.audit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.24fr) minmax(0, 0.76fr);
  gap: clamp(16px, 1.8vw, 26px);
  align-items: stretch;
  min-height: 0;
  flex: none;
}

.audit-evidence {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.14fr) minmax(0, 1.14fr);
  gap: 10px;
  height: clamp(286px, 38vh, 352px);
  min-height: 0;
}

.audit-evidence figure {
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.audit-phone {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  justify-items: center;
  padding: 10px 10px 0;
}

.audit-phone-shell {
  height: 100%;
  width: auto;
  aspect-ratio: 390 / 844;
  max-width: 100%;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.5);
  background: #FFFFFF;
}

.audit-phone-shell img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: top center;
}

.audit-evidence figcaption {
  flex: none;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 9px 10px 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13.5px;
  line-height: 1.35;
  color: #C9CED6;
}

.audit-evidence figcaption span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.audit-evidence figcaption b {
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.3;
  color: #FFFFFF;
}

.audit-phone figcaption { width: 100%; }
.audit-browser .audit-shot { position: relative; flex: 1; min-height: 0; overflow: hidden; background: #FFFFFF; }

.audit-browser .audit-shot > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.audit-order .audit-shot > img { object-fit: contain; object-position: center; background: #FFFFFF; }

.audit-menu .audit-shot > img { object-position: center top; }

.audit-error-callout {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 11px;
  border-radius: 8px;
  background: rgba(200, 50, 47, 0.95);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.4);
}

.audit-error-callout span {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFE9E6;
}

.audit-error-callout b {
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.15;
  color: #FFFFFF;
}

.audit-findings {
  display: grid;
  gap: 5px;
  align-content: start;
  margin: 0;
  padding: 0;
  list-style: none;
}

.audit-findings li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 9px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.audit-finding-num {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent-bright);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  color: #071018;
}

.audit-findings b {
  font-family: var(--font-display);
  font-size: clamp(16.5px, 1.1vw, 19px);
  font-weight: 700;
  line-height: 1.2;
  color: #FFFFFF;
}

.audit-findings p {
  margin-top: 3px;
  font-size: var(--fs-body);
  line-height: 1.42;
  color: #D3D8DF;
}

.audit-fixbar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  flex: none;
  padding: 9px 14px;
  border-radius: 10px;
  background: rgba(165, 204, 218, 0.08);
  border: 1px solid rgba(165, 204, 218, 0.26);
}

.audit-fixbar span {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.35;
  color: #EAF4F7;
}

.audit-fixbar .ico { flex: none; font-size: 1.15em; color: var(--accent-bright); }

/* Short desktop frames: top-align the scrollport so nothing is clipped above. */
@media screen and (min-width: 701px) and (max-height: 940px) {
  .hero-copy {
    padding: 22px 28px 82px 36px;
    gap: 9px;
  }
  .cover-foot { left: 36px; right: 28px; }
}

@media screen and (min-width: 701px) and (max-height: 800px) {
  .hero-copy {
    padding: 18px 24px 76px 30px;
    gap: 7px;
  }
  .cover-foot { left: 30px; right: 24px; }
  .audit-evidence { height: 230px; }
  .audit-head { gap: 18px; }
  .audit-head h2 { font-size: 30px; }
  .audit-grid { gap: 12px; }
  .audit-findings { gap: 5px; }
  .audit-findings li { padding: 8px 10px; gap: 10px; }
  .audit-fixbar { padding: 8px 10px; }
}

@media screen and (min-width: 701px) and (max-height: 850px) {
  .slide-body { justify-content: flex-start; }
  .slide-body.two { align-items: start; }
}

/* Tablet: one readable column rather than a squeezed desktop grid. */
@media screen and (min-width: 701px) and (max-width: 1080px) {
  .slide.cover.active { display: flex; flex-direction: column; overflow-y: auto; overscroll-behavior: contain; }

  .cover-stage {
    order: 1;
    flex: none;
    width: 100%;
    height: clamp(330px, 42vh, 420px);
    border-left: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  }

  .hero-copy {
    order: 2;
    gap: 10px;
    padding: 24px 30px 28px;
  }

  .cover-foot {
    position: static;
    left: auto;
    right: auto;
    bottom: auto;
    margin-top: 10px;
  }

  .audit-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .slide-body { justify-content: flex-start; }

  .audit-evidence { order: 2; height: 320px; }
  .audit-findings { order: -1; grid-template-columns: 1fr 1fr; }
  .audit-head { grid-template-columns: 1.15fr 0.85fr; }
  .slide-body.two,
  .slide-body.website-grid,
  .slide-body.close-grid { grid-template-columns: 1fr; align-items: start; }
  .slide-body.two .showcase-col,
  .slide-body.website-grid .mockup-col,
  .slide-body.close-grid .concierge-col { max-width: 640px; width: 100%; }
  .diagnostic-grid,
  .exec-cards-grid,
  .comparison { display: grid; grid-template-columns: 1fr; }
  .case-frame { max-width: 640px; width: 100%; }
  .exec-phase-card h3 { min-height: 0; }
}

/* Phone: the sign leads, then the argument. */
@media screen and (max-width: 700px) {
  .slide.cover.active { display: flex; flex-direction: column; }

  .cover-stage {
    order: 1;
    flex: none;
    height: 400px;
    border-left: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  }

  .hero-copy {
    order: 2;
    gap: 12px;
    padding: 20px 20px 26px;
  }

  .cover-collab {
    gap: 9px;
    padding: 7px 10px;
    margin-bottom: 2px;
  }

  .brandcore-collab-logo { height: 22px; }
  .collab-label { font-size: 9.5px; letter-spacing: 0.04em; }
  .collab-sep { font-size: 12px; }

  .cover-wordmark b { font-size: 25px; line-height: 1.05; }
  .cover-wordmark span { font-size: 15px; line-height: 1.45; }
  .cover-wordmark small { font-size: 11.5px; letter-spacing: 0.06em; line-height: 1.45; }

  .slide.cover h1 { font-size: 36px; line-height: 1.05; }
  .cover-actions { gap: 10px 12px; }
  .cover-cta { min-height: 52px; width: 100%; font-size: 13px; }
  .cover-caption { font-size: 11.5px; max-width: 100%; }
  .fact-pills li { font-size: 14px; min-height: 44px; }
  .cover-foot { left: 20px; right: 20px; bottom: 18px; }
  .prepared-by { font-size: 13px; }
  .prepared-by img { width: 46px; height: 46px; }

  .stage-caption { left: 12px; bottom: 12px; font-size: 10.5px; max-width: calc(100% - 24px); }
  .stage-side-label { display: none; }
  .fallback-disc { width: min(82cqw, 66cqh); }

  .audit-head { display: block; }
  .audit-head .lead { margin-top: 10px; }
  .audit-grid { display: flex; flex-direction: column; }
  .audit-evidence { display: flex; flex-direction: column; height: auto; }
  .audit-evidence figure { min-height: 0; }
  .audit-phone { padding: 12px; }
  .audit-phone-shell { flex: none; width: 200px; height: auto; aspect-ratio: 390 / 844; margin: 0 auto; }
  .audit-browser .audit-shot { flex: none; aspect-ratio: 16 / 10; }
  .audit-menu .audit-shot { aspect-ratio: 16 / 11; }
  .audit-evidence figcaption { font-size: 14px; }
  .audit-evidence figcaption b { font-size: 16px; }
  .audit-findings { grid-template-columns: 1fr; }
  .audit-findings p { font-size: 16px; }
  .audit-fixbar { grid-template-columns: 1fr; gap: 8px; }
  .audit-fixbar span { font-size: 13.5px; }

  .header-meta { display: none; }
  .header-wordmark b { font-size: 17px; }
  .header-wordmark small { font-size: 10.5px; }

  .slide { justify-content: flex-start; }
}

@media screen and (min-width: 1601px) {
  .audit-evidence { height: 380px; }
  .audit-findings p { font-size: 17.5px; }
}

/* Reduced motion: no shake, no boom; the fallback sign is static. */
@media (prefers-reduced-motion: reduce) {
  .deck.is-impact { animation: none; }
  .cover-stage canvas { transition: none; }
}

/* ==================================================================
   SIGNATURE IMPACT
   ================================================================== */
#boom-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 96; pointer-events: none; }

@keyframes deckImpact {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  12% { transform: translate3d(-7px, 4px, 0) scale(1.006) rotate(-0.18deg); }
  26% { transform: translate3d(6px, -5px, 0) scale(1.004) rotate(0.16deg); }
  42% { transform: translate3d(-4px, 3px, 0) scale(1.002) rotate(-0.1deg); }
  60% { transform: translate3d(3px, -2px, 0) scale(1.001); }
  78% { transform: translate3d(-1px, 1px, 0); }
  100% { transform: translate3d(0, 0, 0) scale(1); }
}

.deck.is-impact { animation: deckImpact 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both; }

/* ==================================================================
   SLIDE 5 — WORKING HTML/CSS WEBSITE CONCEPT
   ================================================================== */
.concept-window {
  --concept-h: clamp(400px, 52vh, 520px);
  background: #0B0E15;
  border-radius: 16px;
}

.concept-window .browser-bar { flex: none; }

.concept-app {
  container-type: inline-size;
  container-name: concept;
  display: flex;
  flex-direction: column;
  height: var(--concept-h);
  overflow: hidden;
  background: #F7F5F0;
  color: #0B0E15;
  font-family: var(--font-body);
}

.concept-top {
  flex: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  background: #FFFDF7;
  border-bottom: 1px solid rgba(11, 14, 21, 0.12);
}

.concept-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.concept-brand img {
  display: block;
  width: 36px;
  height: 36px;
  object-fit: cover;
  background: #FFFFFF;
  border-radius: 50%;
}

.concept-brand b {
  display: block;
  overflow: hidden;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.01em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.concept-brand small {
  display: block;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #205368;
}

.concept-tabs { display: flex; align-items: center; gap: 2px; }

.concept-tabs button {
  min-height: 30px;
  padding: 0 9px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #2B2F36;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.concept-tabs button[aria-selected="true"] { background: #0B0E15; color: #FFFFFF; }

.concept-call {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 4px;
  background: #C8322F;
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}

.concept-viewport { flex: 1; min-height: 0; overflow: hidden; }
.concept-panel { height: 100%; overflow-y: auto; scrollbar-width: thin; }
.concept-panel[hidden] { display: none; }

.concept-hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  height: 47%;
  min-height: 0;
  background: #A5CCDB;
}

.concept-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 14px 16px;
  min-width: 0;
}

.concept-eyebrow {
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #17475C;
}

.concept-hero h4,
.concept-story h4,
.concept-visit h4 {
  margin: 5px 0 0;
  font-family: var(--font-display);
  font-size: 27px;
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: #0B0E15;
}

.concept-hero p {
  max-width: 34ch;
  margin: 6px 0 0;
  font-size: 11.5px;
  line-height: 1.4;
  color: #12313D;
}

.concept-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 9px;
}

.concept-actions a,
.concept-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 10px;
  border: 0;
  border-radius: 4px;
  background: #C8322F;
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
}

.concept-actions a + a,
.concept-actions button + a,
.concept-actions a + button {
  background: transparent;
  color: #0B0E15;
  border: 1px solid rgba(11, 14, 21, 0.32);
}

.concept-hero img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  object-position: center 32%;
}

.concept-menu { padding: 9px 14px 12px; background: #F7F5F0; }

.concept-menu-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.concept-menu-head b {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.concept-menu-head span {
  font-family: var(--font-mono);
  font-size: 8.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #4C555E;
}

.concept-chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }

.concept-chips button {
  min-height: 24px;
  padding: 0 9px;
  border: 1px solid rgba(11, 14, 21, 0.18);
  border-radius: 999px;
  background: #FFFFFF;
  color: #0B0E15;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.concept-chips button[aria-pressed="true"] { background: #0B0E15; color: #FFFFFF; border-color: #0B0E15; }

.concept-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px 16px;
  margin: 7px 0 0;
  padding: 0;
  list-style: none;
}

.concept-items li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px dotted rgba(11, 14, 21, 0.2);
  font-size: 12px;
  line-height: 1.3;
}

.concept-items b { font-weight: 700; }
.concept-items span { flex: none; font-family: var(--font-mono); font-size: 9px; color: #205368; }

.concept-story {
  max-width: 650px;
  padding: 24px 26px;
}

.concept-story h4 { font-size: 31px; }
.concept-story p { max-width: 56ch; margin-top: 10px; font-size: 12px; line-height: 1.55; color: #2B2F36; }

.concept-story blockquote {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 3px solid #C8322F;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
  color: #0B0E15;
}

.concept-source {
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.04em;
  color: #4C555E;
}

.concept-visit {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 18px;
  align-items: stretch;
  min-height: 100%;
  padding: 22px 24px;
}

.concept-visit-copy h4 { font-size: 27px; }

.concept-visit-copy p {
  max-width: 44ch;
  margin-top: 9px;
  font-size: 11.5px;
  line-height: 1.5;
  color: #2B2F36;
}

.concept-map-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  padding: 14px;
  border-radius: 10px;
  background:
    linear-gradient(90deg, rgba(165, 204, 218, 0.16) 1px, transparent 1px) 0 0 / 26px 26px,
    linear-gradient(rgba(165, 204, 218, 0.16) 1px, transparent 1px) 0 0 / 26px 26px,
    #0B1D26;
  color: #FFFFFF;
}

.concept-map-pin {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #A5CCDB;
  color: #0B1D26;
  font-size: 16px;
}

.concept-map-card b {
  font-family: var(--font-display);
  font-size: 35px;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: #A5CCDB;
}

.concept-map-card span {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.concept-map-card small {
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.04em;
  color: #C9D8DE;
}

.concept-footer {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 28px;
  padding: 0 12px;
  background: #0B0E15;
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.concept-footer button {
  min-height: 22px;
  padding: 0 8px;
  border: 1px solid rgba(165, 204, 218, 0.5);
  border-radius: 999px;
  background: transparent;
  color: #A5CCDB;
  font-family: var(--font-mono);
  font-size: 7.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.concept-window.is-phone .concept-app {
  width: 390px;
  max-width: calc(100% - 24px);
  height: calc(var(--concept-h) - 24px);
  margin: 12px auto;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 22px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.55);
}

@container concept (max-width: 620px) {
  .concept-top {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px;
    padding: 7px 9px;
  }

  .concept-tabs {
    grid-column: 1 / -1;
    order: 3;
    justify-content: space-between;
    gap: 0;
  }

  .concept-tabs button { flex: 1; min-height: 28px; font-size: 9px; }
  .concept-call { display: none; }
  .concept-brand b { font-size: 11.5px; white-space: normal; }
  .concept-brand small { font-size: 7px; }

  .concept-hero { grid-template-columns: 1fr; height: auto; }
  .concept-hero img { height: 118px; min-height: 0; }
  .concept-hero-copy { padding: 11px 12px; }
  .concept-hero h4 { font-size: 23px; }
  .concept-hero p { font-size: 11px; }
  .concept-menu { padding: 8px 12px 10px; }
  .concept-menu-head span { display: none; }
  .concept-items { grid-template-columns: 1fr; }
  .concept-items li { font-size: 11.5px; }
  .concept-items span { font-size: 8.5px; }
  .concept-footer { font-size: 7.5px; }
  .concept-footer button { display: none; }
  .concept-story { padding: 16px; }
  .concept-story h4 { font-size: 24px; }
  .concept-story p { font-size: 11.5px; }
  .concept-visit { grid-template-columns: 1fr; padding: 16px; gap: 10px; }
  .concept-visit h4 { font-size: 23px; }
  .concept-map-card { min-height: 110px; }
}

@media screen and (max-width: 700px) {
  .concept-app { height: 520px; }
  .concept-window.is-phone .concept-app { width: 100%; max-width: 100%; height: 100%; margin: 0; border: 0; border-radius: 0; }
  .concept-story h4 { font-size: 24px; }
  .concept-window .browser-tag { display: inline-flex; align-items: center; font-size: 8.5px; padding: 4px 6px; }
  .concept-window .browser-url { font-size: 9.5px; padding: 4px 6px; }
  .concept-window .browser-bar { grid-template-columns: auto minmax(0, 1fr) auto; }
  .concept-window .browser-url { justify-content: flex-start; overflow: hidden; text-overflow: ellipsis; }
}

@media (prefers-reduced-motion: reduce) {
  .concept-app { scroll-behavior: auto; }
}

/* ==================================================================
   COMPLETION PASS: the sign charges and breaks, the proof is draggable,
   the concept is readable, the deck has an index and a progress line.
   ================================================================== */

/* -- chrome: progress, index button ------------------------------------------------ */
.deck-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 70;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.deck-progress i {
  display: block;
  width: 100%;
  height: 100%;
  transform-origin: 0 50%;
  transform: scaleX(var(--p, 0.125));
  background: linear-gradient(90deg, #ED1F24, #FF7448 42%, #A5CCDA);
  transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}

#index-btn {
  padding: 0 14px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #E6E9ED;
}

#index-btn:hover,
#index-btn:focus-visible { color: var(--accent-bright); }
#play { font-size: 12px; }

/* -- index overlay: text cards (no content photo is repeated) ---------------------- */
.index-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(7, 9, 14, 0.88);
  backdrop-filter: blur(6px);
}

.index-overlay[hidden] { display: none; }

.index-panel {
  width: min(900px, 100%);
  max-height: calc(100dvh - 48px);
  overflow-y: auto;
  padding: 22px;
  border-radius: 18px;
  background: #0F141D;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.7);
  color: #FFFFFF;
}

.index-head { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.index-head b { font-family: var(--font-display); font-size: 26px; font-weight: 700; }

.index-head span {
  margin-right: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #C9CED6;
}

.index-head button {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.07);
  color: #FFFFFF;
  font-size: 20px;
  cursor: pointer;
}

.index-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.index-list button {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 64px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: #FFFFFF;
  text-align: left;
  cursor: pointer;
}

.index-list button:hover,
.index-list button:focus-visible {
  border-color: var(--accent-bright);
  background: rgba(165, 204, 218, 0.16);
}

.index-list button.is-current { border-color: #ED1F24; box-shadow: inset 4px 0 0 #ED1F24; }
.index-num { font-family: var(--font-mono); font-size: 15px; font-weight: 700; color: var(--accent-bright); }
.index-list b { font-family: var(--font-display); font-size: 18px; font-weight: 700; line-height: 1.2; }

/* -- cover: the sign charges before it breaks (CSS stand-in when WebGL is absent) -- */
.slide.cover.is-charging .stage-caption,
.slide.cover.is-charging .stage-side-label { opacity: 0; transition: opacity 0.2s ease; }

.slide.cover.is-charging .fallback-disc {
  animation: signRattle 0.09s linear infinite;
  box-shadow:
    0 46px 110px rgba(0, 0, 0, 0.68),
    0 0 0 10px rgba(11, 14, 21, 0.55),
    0 0 130px rgba(255, 120, 60, 0.6);
}

@keyframes signRattle {
  0% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(-4px, 2px) rotate(-0.5deg); }
  50% { transform: translate(4px, -2px) rotate(0.5deg); }
  75% { transform: translate(-2px, -3px) rotate(-0.3deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}

.fallback-disc { background: #FFFFFF; }

/* -- proof: a draggable before / after --------------------------------------------- */
.slide-body.proof-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); align-items: center; }

.proof-notes {
  display: grid;
  gap: clamp(8px, 1.2vh, 12px);
  margin: clamp(10px, 1.6vh, 18px) 0 0;
  padding: 0;
  list-style: none;
}

.proof-notes li {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: clamp(9px, 1.2vh, 13px) 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.proof-notes p { margin: 0; font-size: var(--fs-body); line-height: 1.42; color: #E6E9ED; }

.proof-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 8px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.proof-tag.before { background: #2E3239; color: #FFFFFF; }
.proof-tag.after { background: var(--accent-bright); color: #0B0E15; }
.proof-tag.andy { background: #ED1F24; color: #FFFFFF; }

.compare-stage {
  margin: 0;
  overflow: hidden;
  border-radius: 14px;
  background: #0B0E15;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 30px 64px rgba(0, 0, 0, 0.5);
}

.compare-viewport {
  --pos: 50%;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: calc(min(100dvh - 120px, 920px) - 300px);
  overflow: hidden;
  background: #FFFFFF;
  cursor: ew-resize;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}

.compare-viewport img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  -webkit-user-drag: none;
}

.compare-before { clip-path: inset(0 calc(100% - var(--pos)) 0 0); }

.compare-label {
  position: absolute;
  top: 12px;
  padding: 5px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  pointer-events: none;
}

.compare-label.before { left: 12px; background: #2E3239; color: #FFFFFF; }
.compare-label.after { right: 12px; background: var(--accent-bright); color: #0B0E15; }

.compare-handle { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 0; pointer-events: none; }

.compare-handle::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: -1.5px;
  width: 3px;
  background: #FFFFFF;
  box-shadow: 0 0 18px rgba(255, 120, 60, 0.75);
}

.compare-handle > span {
  position: absolute;
  top: 50%;
  left: 0;
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border: 2px solid #FFFFFF;
  border-radius: 50%;
  background: #0B0E15;
  color: #FFFFFF;
  font-size: 24px;
  transform: translate(-50%, -50%);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.55);
}

.compare-viewport input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.compare-viewport:focus-within .compare-handle > span { outline: 3px solid #83BDCF; outline-offset: 3px; }

.compare-stage figcaption {
  padding: 12px 16px;
  background: #141926;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: clamp(14px, 0.98vw, 15.5px);
  line-height: 1.45;
  color: #D3D8DF;
}

/* -- concept: readable type (the first pass used 7-9px labels) ----------------------- */
.concept-brand b { font-size: 14px; }
.concept-brand small { font-size: 10.5px; letter-spacing: 0.08em; }
.concept-tabs button { min-height: 34px; padding: 0 11px; font-size: 12.5px; }
.concept-call { min-height: 34px; font-size: 11.5px; }
.concept-eyebrow { font-size: 11px; letter-spacing: 0.12em; }
.concept-hero { min-height: 232px; }
.concept-hero p { font-size: 14px; }
.concept-actions a,
.concept-actions button { min-height: 36px; padding: 0 12px; font-size: 12px; }
.concept-menu-head b { font-size: 15px; }
.concept-menu-head span { font-size: 11px; }
.concept-chips { gap: 6px; }
.concept-chips button { min-height: 32px; padding: 0 12px; font-size: 12px; }
.concept-items { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.concept-items li { flex-wrap: wrap; gap: 1px 8px; font-size: 14px; }
.concept-items span { flex: 1 1 auto; font-size: 11.5px; text-align: right; }
.concept-story p { font-size: 14px; }
.concept-story blockquote { font-size: 17px; }
.concept-source { font-size: 11px; }
.concept-visit-copy p { font-size: 14px; }
.concept-map-card span { font-size: 11.5px; }
.concept-map-card small { font-size: 11px; }
.concept-footer { min-height: 34px; font-size: 11px; }
.concept-footer-tools { display: inline-flex; gap: 8px; }
.concept-footer button { min-height: 26px; padding: 0 10px; font-size: 11px; }

@container concept (max-width: 620px) {
  .concept-tabs button { min-height: 34px; font-size: 12px; }
  .concept-brand small { font-size: 10px; }
  .concept-hero { min-height: 0; }
  .concept-hero p { font-size: 13.5px; }
  .concept-items li { font-size: 13.5px; }
  .concept-items span { font-size: 11px; }
  .concept-story p { font-size: 13.5px; }
  .concept-footer { font-size: 10.5px; }
  .concept-footer button { display: inline-flex; align-items: center; }
}

/* -- concept: expand to a full-viewport readable view ------------------------------- */
body.has-expanded::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 89;
  background: rgba(7, 9, 14, 0.88);
}

.concept-window.is-expanded {
  position: fixed;
  inset: max(2.5dvh, 14px) max(2.5vw, 10px);
  z-index: 90;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.7);
}

.concept-window.is-expanded .concept-app { flex: 1; min-height: 0; height: auto; }
.concept-window.is-expanded.is-phone .concept-app { flex: 1; height: auto; width: min(430px, calc(100% - 24px)); }
.concept-window.is-expanded .concept-hero { min-height: clamp(260px, 38%, 460px); }
.concept-window.is-expanded .concept-hero h4,
.concept-window.is-expanded .concept-story h4,
.concept-window.is-expanded .concept-visit h4 { font-size: clamp(32px, 3.3vw, 56px); }
.concept-window.is-expanded .concept-hero p,
.concept-window.is-expanded .concept-story p,
.concept-window.is-expanded .concept-visit-copy p { font-size: clamp(16px, 1.25vw, 20px); }
.concept-window.is-expanded .concept-items li { font-size: clamp(16px, 1.2vw, 19px); }
.concept-window.is-expanded .concept-items span { font-size: clamp(12.5px, 0.95vw, 15px); }
.concept-window.is-expanded .concept-tabs button { font-size: 14px; }
.concept-window.is-expanded .concept-actions a,
.concept-window.is-expanded .concept-actions button { min-height: 42px; font-size: 14px; }
.concept-window.is-expanded .concept-chips button { min-height: 38px; font-size: 14px; }
.concept-window.is-expanded .concept-footer { font-size: 13px; }

/* -- mobile + tablet refinements for the new pieces --------------------------------- */
@media screen and (min-width: 701px) and (max-width: 1080px) {
  .compare-viewport { max-height: none; }
  .slide-body.proof-grid { grid-template-columns: 1fr; }
}

@media screen and (max-width: 700px) {
  .header-logo-pill { width: 48px; height: 48px; }
  .slide-body.proof-grid { display: flex; flex-direction: column; }
  .compare-viewport { aspect-ratio: 4 / 3; max-height: none; }
  .proof-notes li { grid-template-columns: 1fr; gap: 6px; }
  .proof-tag { justify-self: start; }
  .compare-stage figcaption { font-size: 14px; }
  .controls #play,
  .controls #index-btn { font-size: 11px; padding: 0 9px; }
  .index-list { grid-template-columns: 1fr; }
  .index-panel { padding: 16px; }
  .concept-footer-tools { gap: 6px; }
  .concept-window.is-expanded { inset: 0; border-radius: 0; border: 0; }
  .concept-window.is-expanded .concept-app { height: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .deck-progress i { transition: none; }
  .slide.cover.is-charging .fallback-disc { animation: none; }
}