/* Martonffy Architecture Studio × Brandcore — one presentation stylesheet.
   Preserves the existing carbon/paper design and clean sans-serif typography.
   White on carbon #0B0E15: 19.3:1. Body #3D434C on paper #F7F5F0: 9.1:1.
   Amber #F0AE46 on carbon: 10.1:1. Deep amber #69440D on paper: 8.0:1.
   Original official wordmark and supplied rep photography remain unretouched. */

@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: #C98A2C;         /* deep racing gold/amber for light surfaces & borders */
  --accent-bright: #F0AE46;  /* Amber accent for dark surfaces & highlights */
  --accent-rgb: 240, 174, 70;

  --accent-gold-deep: #8E5E15; /* deep gold for text on light paper (4.5:1+) */
  --accent-ink: #69440D;     /* 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(245, 197, 24, 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: #885600;
  --rule: var(--accent);
  --tile-shadow: 0 0 0 1px rgba(217, 155, 0, 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);
}

/* Crisp circular emblem for Martonffy Architecture Studio */
.header-logo-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 44px;
  aspect-ratio: auto;
  padding: 6px 9px;
  border-radius: 6px;
  background: #FFFFFF;
  border: 1px solid #DAD5CA;
  box-shadow: none;
  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(30px, 2.5vw, 44px);
  line-height: 1.08;
  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(245, 197, 24, 0.4);
  box-shadow: 0 0 0 1px rgba(245, 197, 24, 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(217, 155, 0, 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(245, 197, 24, 0.35);
}

/* ------------------------------------------------------------------ slide 1: cover */
.slide.cover { display: none; padding: 0; }

.slide.cover.active {
  display: grid;
  grid-template-columns: minmax(0, 47fr) minmax(0, 53fr);
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 30px 38px 88px 44px;
}

.cover-collab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  margin-bottom: 4px;
  padding: 6px 14px 6px 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: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #E6E9ED;
}

.cover-lockup {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: clamp(6px, 1vh, 12px);

  flex-direction: column;
}

/* Circular emblem for Martonffy Architecture Studio */
.cover-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: min(100%, 380px);
  height: 70px;
  aspect-ratio: auto;
  padding: 10px 16px;
  border-radius: 8px;
  background: #FFFFFF;
  border: 1px solid #DAD5CA;
  box-shadow: 0 12px 32px #0004;
}

.cover-wordmark b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(19px, 1.7vw, 28px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.cover-wordmark span {
  display: block;
  margin-top: clamp(4px, 0.8vh, 8px);
  font-size: clamp(13.5px, 0.95vw, 16.5px);
  font-weight: 600;
  color: #E6E9ED;
}

.cover-wordmark small {
  display: block;
  margin-top: clamp(4px, 0.6vh, 6px);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.fact-pills {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(6px, 0.8vw, 10px);
  margin-top: clamp(8px, 1.2vh, 14px);
  padding: 0;
  list-style: none;
}

.fact-pills li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: clamp(13px, 0.88vw, 14.5px);
  font-weight: 600;
  color: #FFFFFF;
}

.fact-pills .ico { color: var(--em); font-size: 1.08em; }

.cover-foot {
  position: absolute;
  left: 44px;
  right: 38px;
  bottom: clamp(14px, 2.2vh, 24px);
  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: 14px;
  font-weight: 500;
  color: #D3D8DF;
}

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

.prepared-by img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 2px var(--accent-bright);
}

/* Right stage: desktop + mobile preview on laser floor */
.hero-visual {
  position: relative;
  overflow: hidden;
  container-type: size;
  background:
    radial-gradient(110% 70% at 55% 28%, #1A202C 0%, #101520 46%, #07090E 100%);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-visual canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.22;
  pointer-events: none;
}

.stage-floor {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  height: 46%;
  overflow: hidden;
  perspective: 620px;
  perspective-origin: 50% 0%;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 30%, #000 100%);
  mask-image: linear-gradient(to bottom, transparent 0%, #000 30%, #000 100%);
}

.stage-floor-grid {
  position: absolute;
  left: -60%;
  right: -60%;
  top: 0;
  height: 230%;
  transform-origin: 50% 0;
  transform: rotateX(64deg);
  background-image:
    linear-gradient(rgba(245, 197, 24, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 197, 24, 0.32) 1px, transparent 1px);
  background-size: 54px 54px;
  background-position: center top;
}

.stage-scan {
  position: absolute;
  left: 8%;
  right: 8%;
  top: 58%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-bright) 25%, var(--accent-bright) 75%, transparent);
  box-shadow: 0 0 18px 2px rgba(245, 197, 24, 0.5);
  opacity: 0.85;
}

.stage-browser {
  position: absolute;
  z-index: 3;
  top: 12cqh;
  left: 5.5cqw;
  width: 87cqw;
  border-radius: 14px;
  overflow: hidden;
  background: var(--carbon-0);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow:
    0 50px 100px rgba(0, 0, 0, 0.65),
    0 0 90px rgba(245, 197, 24, 0.12);
}

.stage-shot { aspect-ratio: 16 / 9; background: #0B0E15; }

.stage-shot img,
.mock-hero-stage img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  opacity: 1;
  filter: none;
}

.browser-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 14px;
  height: clamp(32px, 4.2vh, 40px);
  padding: 0 14px;
  background: #141926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.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: 8px;
  min-width: 0;
  padding: 5px 12px;
  border-radius: 8px;
  background: var(--carbon);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  color: #E6E9ED;
}

.browser-tag {
  justify-self: end;
  padding: 5px 10px;
  border-radius: 6px;
  background: var(--accent-bright);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #0B0E15;
}

.stage-phone {
  position: absolute;
  z-index: 4;
  right: 4cqw;
  top: 48cqh;
  width: 22.5cqw;
  aspect-ratio: 9 / 18.6;
  container-type: inline-size;
  padding: 0.7cqw;
  border-radius: 3.4cqw;
  background: linear-gradient(150deg, #2A3242 0%, #0B0E15 38%, #141926 100%);
  box-shadow:
    0 0 0 1px #000,
    0 0 0 1px rgba(255, 255, 255, 0.22) inset,
    0 44px 80px rgba(0, 0, 0, 0.72);
}

.phone-screen {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 2.8cqw;
  background: #0B0E15;
}

.phone-island {
  position: absolute;
  top: 2cqw;
  left: 50%;
  z-index: 5;
  width: 24cqw;
  height: 4cqw;
  border-radius: 999px;
  background: #000;
  transform: translateX(-50%);
}

.phone-appbar {
  display: flex;
  align-items: center;
  gap: 2.4cqw;
  height: 12cqw;
  padding: 4.5cqw 4cqw 1cqw;
  background: #141926;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.phone-appbar img {
  width: 54cqw;
  height: 8cqw;
  border-radius: 1cqw;
  background: white;
  object-fit: contain;
}

.phone-appbar b {
  font-family: var(--font-display);
  font-size: 5.4cqw;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #FFFFFF;

  display: none;
}

.phone-appbar .ico { margin-left: auto; font-size: 8cqw; }

.phone-hero {
  height: 56cqw;
  background: url('assets/google-place.jpg') center center / cover no-repeat;
}

.phone-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 3.4cqw;
  padding: 5cqw 6cqw 6cqw;
}

.phone-body small {
  font-family: var(--font-mono);
  font-size: 4.5cqw;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.phone-body b {
  font-family: var(--font-display);
  font-size: 7.4cqw;
  font-weight: 700;
  line-height: 1.1;
  color: #FFFFFF;
}

.phone-body p {
  font-size: 4.8cqw;
  line-height: 1.38;
  color: #D3D8DF;
}

.phone-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.4cqw;
  height: 14.5cqw;
  border-radius: 4.5cqw;
  background: var(--accent-bright);
  font-size: 5.2cqw;
  font-weight: 700;
  color: #0B0E15;
}

.phone-cta.ghost {
  background: transparent;
  color: #FFFFFF;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.32) inset;
}

.phone-addr {
  display: flex;
  align-items: center;
  gap: 2cqw;
  margin-top: auto;
  font-size: 4.6cqw;
  font-weight: 500;
  color: #C9CED6;
}

.visual-caption {
  position: absolute;
  left: 5.5cqw;
  bottom: 4cqh;
  z-index: 5;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(11, 14, 21, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #E6E9ED;
}

/* ------------------------------------------------------------------ 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(217, 155, 0, 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 28%;
}

.profile-logo-overlay {
  position: absolute;
  left: 18px;
  bottom: 14px;
  width: 210px;
  height: 50px;
  aspect-ratio: 1 / 1;
  padding: 8px 10px;
  border-radius: 6px;
  background: white;
  border: 2px solid rgba(245, 197, 24, 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));
  grid-template-rows: auto auto auto 1fr auto;
  gap: clamp(16px, 1.8vw, 28px);
}

.diagnostic-card {
  position: relative;
  display: grid;
  grid-row: span 5;
  grid-template-rows: subgrid;
  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;
}

.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(245, 197, 24, 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: 0;
  padding: clamp(10px, 1.3vh, 13px) 14px;
  border-radius: var(--radius-sm);
  background: rgba(245, 197, 24, 0.1);
  border: 1px solid rgba(245, 197, 24, 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: auto;
  overflow: hidden;
  background: #0B0E15;

  aspect-ratio: 16 / 9;
}

.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 {
  flex: 1;
  min-height: 64px;
  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));
  grid-template-rows: auto auto 1fr auto;
  gap: clamp(16px, 1.6vw, 28px);
  align-items: stretch;
}

.exec-phase-card {
  display: grid;
  grid-row: span 4;
  grid-template-rows: subgrid;
  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: 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 (partner portrait and concierge) */
.slide-body.close-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  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 the draft representative */
.partner-avatar-wrap {
  width: clamp(120px, 15vh, 160px);
  height: clamp(120px, 15vh, 160px);
  overflow: hidden;
  border-radius: 50%;
  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: contain;
  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 {
  text-decoration: none;
  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(245, 197, 24, 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(245, 197, 24, 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: #E5B508;
  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: 10px;
  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(91vh, 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; }
}



/* Compact desktop: readable content and a clear external control rail. */
@media screen and (min-width: 701px) and (max-height: 950px) {
  #deck { height: calc(100dvh - 86px); }
  .slide { padding: 22px 36px 20px; }
  .slide.cover { padding: 0; }
  .slide-head { padding-bottom: 10px; }
  .slide-foot { padding-top: 10px; }
  .hero-copy { padding: 22px 30px 88px 34px; gap: 9px; }
  .cover-foot { left: 34px; right: 30px; }
  .cover-lockup { gap: 10px; margin-bottom: 0; }
  .cover-badge { width: 310px; height: 58px; }
  .cover-wordmark b { font-size: 23px; }
  .hero-copy h1 { font-size: 32px; }
  .hero-copy .lead { font-size: 15px; line-height: 1.45; }
  .hero-copy .eyebrow { font-size: 10px; letter-spacing: .1em; }
  .fact-pills { gap: 6px; margin-top: 4px; }
  .fact-pills li { padding: 6px 10px; font-size: 12px; }
  .prepared-by { font-size: 12px; }
  h2, .foundation .narrative-col h2 { font-size: 30px; }
  .journey-head h2, .proof-head h2, .exec-head h2 { font-size: 30px; }
  .lead, .foundation .narrative-col .lead { font-size: 15px; line-height: 1.45; }
  .narrative-pillars, .concept-notes { margin-top: 14px; gap: 10px; }
  .pillar-card, .concept-note-item { padding: 12px; }
  .pillar-card h3, .concept-note-item b { font-size: 16px; }
  .pillar-card p, .concept-note-item p { font-size: 14px; line-height: 1.4; }
  .diagnostic-card { padding: 16px; gap: 10px; }
  .diag-thumb { height: 125px; }
  .diagnostic-card h3 { font-size: 21px; }
  .diagnostic-card p { font-size: 15px; line-height: 1.45; }
  .diag-tag { font-size: 10px; letter-spacing: .05em; }
  .diag-thumb-badge { font-size: 10px; letter-spacing: .03em; }
  .slide-body.stack { gap: 18px; }
  .exec-phase-card { padding: 18px; gap: 12px; }
  .exec-phase-card h3 { font-size: 19px; }
  .exec-phase-card > p, .exec-deliverables li { font-size: 14px; line-height: 1.45; }
  .exec-duration-pill { font-size: 10px; padding: 6px 8px; letter-spacing: .04em; }
  .close h2 { font-size: 30px; }
  .partner-card { padding: 18px; gap: 14px; margin-top: 16px; }
  .partner-avatar-wrap { width: 132px; height: 132px; }
  .partner-name-heading { font-size: 26px; }
  .partner-quote { font-size: 14px; line-height: 1.45; }
  .partner-meta-kicker { font-size: 10px; letter-spacing: .05em; }
  .partner-pill { font-size: 11px; padding: 8px; }
  .partner-brand-address { font-size: 9px; letter-spacing: .03em; }
  .request { padding: 24px; }
}

/* Mobile slides scroll within the viewport; the control rail stays reachable. */
@media screen and (max-width: 700px) {
  html, body { width: 100%; height: 100%; overflow: hidden; }
  .deck { width: 100%; height: calc(100dvh - 68px); }
  .slide { padding: 22px; overflow-x: hidden; overflow-y: auto; display: none; }
  .slide.active { display: flex; gap: 24px; }
  .slide.cover.active { display: flex; }
  .slide.cover { padding: 0; }
  .hero-copy { padding: 24px 22px; gap: 16px; flex: none; }
  .cover-collab { max-width: 100%; flex-wrap: wrap; border-radius: 12px; }
  .brandcore-collab-logo { height: 22px; }
  .collab-label { font-size: 9px; letter-spacing: .03em; }
  .cover-lockup { gap: 14px; }
  .cover-badge { width: 100%; max-width: 346px; height: 66px; }
  .cover-wordmark b { font-size: 24px; }
  .cover-wordmark small { font-size: 11px; letter-spacing: .04em; }
  .hero-copy h1 { font-size: 35px; }
  .hero-copy .lead, .lead { font-size: 16px; line-height: 1.55; }
  .eyebrow { font-size: 10px; letter-spacing: .08em; }
  .fact-pills li { font-size: 12px; padding: 8px 10px; }
  .cover-foot { position: static; margin-top: 6px; }
  .prepared-by { font-size: 12px; }
  .prepared-by img { width: 42px; height: 42px; }
  .hero-visual { flex: none; height: 440px; width: 100%; border-left: 0; }
  .stage-browser { top: 6cqh; }
  .stage-phone { top: 42cqh; width: 28cqw; }
  .browser-bar { height: 28px; gap: 5px; padding: 0 8px; }
  .browser-url { font-size: 9px; padding: 4px; }
  .browser-tag { font-size: 7px; padding: 4px; }
  .browser-dots { gap: 4px; }
  .browser-dots i { width: 6px; height: 6px; }
  .visual-caption { font-size: 9px; letter-spacing: .04em; bottom: 5cqh; }
  .slide-head { align-items: flex-start; gap: 12px; flex-direction: column; }
  .header-brand { width: 100%; gap: 12px; }
  .header-logo-pill { width: 114px; height: 38px; }
  .header-wordmark b { font-size: 16px; }
  .header-wordmark small { font-size: 9px; letter-spacing: .01em; }
  .header-meta { font-size: 10px; }
  .slide-body, .slide-body.two, .slide-body.website-grid, .slide-body.close-grid { display: flex; flex-direction: column; gap: 26px; flex: none; }
  .narrative-col, .showcase-col, .mockup-col, .concierge-col { width: 100%; min-width: 0; }
  h2, .foundation .narrative-col h2, .journey-head h2, .proof-head h2, .exec-head h2, .close h2 { font-size: 31px; line-height: 1.13; }
  .kicker { font-size: 10px; letter-spacing: .08em; }
  .foundation .narrative-col .lead { font-size: 16px; line-height: 1.55; }
  .website .narrative-col h2 { font-size: 31px; line-height: 1.13; }
  .website .narrative-col .lead { font-size: 16px; line-height: 1.55; }
  .pillar-card, .concept-note-item { padding: 15px; gap: 12px; }
  .pillar-card h3, .concept-note-item b { font-size: 17px; }
  .pillar-card p, .concept-note-item p { font-size: 15px; line-height: 1.5; }
  .profile-band { flex-direction: column; align-items: flex-start; gap: 6px; font-size: 9px; letter-spacing: .02em; }
  .profile-photo-strip { height: 190px; }
  .profile-main { padding: 20px; }
  .profile-dl-grid { gap: 18px 12px; }
  .profile-dl-grid dt { font-size: 9px; letter-spacing: .03em; }
  .profile-dl-grid dd { font-size: 13px; }
  .profile-name b { font-size: 23px; }
  .journey-head, .proof-head, .exec-head { display: flex; flex-direction: column; gap: 18px; align-items: stretch; }
  .diagnostic-grid, .exec-cards-grid { display: flex; flex-direction: column; gap: 18px; }
  .diagnostic-card, .exec-phase-card { display: flex; flex-direction: column; grid-row: auto; grid-template-rows: none; }
  .diagnostic-card { padding: 20px; gap: 14px; }
  .diagnostic-card h3 { font-size: 24px; }
  .diagnostic-card p { font-size: 16px; }
  .diag-thumb { height: 165px; }
  .diag-tag { font-size: 9px; letter-spacing: .01em; }
  .diag-thumb-badge { font-size: 9px; letter-spacing: 0; }
  .diag-meta-pill b { font-size: 12px; }
  .mock-hero-stage { height: auto; aspect-ratio: 16 / 9; }
  .mockup-caption { font-size: 10px; letter-spacing: .04em; line-height: 1.6; }
  .comparison { flex-direction: column; gap: 24px; }
  .case-frame { width: 100%; max-width: 100%; }
  .case-viewport { height: auto; aspect-ratio: 16 / 10; }
  .case-bar { padding: 0 10px; gap: 8px; }
  .case-url { font-size: 9px; }
  .case-tag { font-size: 9px; padding: 5px; letter-spacing: .04em; }
  .case-frame figcaption { font-size: 13px; line-height: 1.5; align-items: flex-start; }
  .exec-phase-card { padding: 22px; gap: 16px; }
  .exec-phase-card h3 { min-height: 0; font-size: 24px; }
  .exec-phase-card > p, .exec-deliverables li { font-size: 16px; line-height: 1.5; }
  .exec-duration-pill { font-size: 10px; letter-spacing: .02em; }
  .exec-footer-bar { grid-template-columns: 1fr; }
  .exec-footer-bar span + span { border-left: 0; border-top: 1px solid #ddd; }
  .partner-card { padding: 18px; grid-template-columns: 1fr; gap: 18px; }
  .partner-avatar-wrap { width: 156px; height: 156px; }
  .partner-name-heading { font-size: 30px; }
  .partner-meta-kicker { font-size: 10px; }
  .partner-quote { font-size: 16px; }
  .partner-contact-pills { flex-wrap: wrap; }
  .partner-pill { font-size: 12px; padding: 10px; }
  .partner-brand-signoff { flex-direction: column; align-items: flex-start; gap: 12px; }
  .partner-brand-address { font-size: 10px; letter-spacing: 0; }
  .request { padding: 22px; }
  .request h3 { font-size: 32px; }
  .request > p { font-size: 16px; }
  .suggestions { grid-template-columns: 1fr; }
  .suggestions button { min-height: 44px; font-size: 11px; }
  .picker-grid { grid-template-columns: 1fr; gap: 16px; }
  .request input { min-height: 48px; font-size: 16px; }
  .date-control { min-width: 0; }
  a#contact { font-size: 11px; min-height: 48px; padding: 14px 10px; }
  .request small { font-size: 13px; }
  .slide-foot { font-size: 9px; letter-spacing: .02em; gap: 12px; }
  .controls { bottom: 10px; width: calc(100% - 24px); justify-content: center; gap: 8px; padding: 5px 10px; }
  .controls button { min-width: 44px; min-height: 44px; }
  .controls #download { display: inline-flex; align-items: center; min-height: 44px; }
  #play { font-size: 9px; }
  #counter { font-size: 11px; }
}
#download { color: #E6E9ED; font: 10px var(--font-mono); text-decoration: none; padding: 8px; white-space: nowrap; }
#download:focus-visible { outline: 2px solid #F0AE46; outline-offset: 3px; }