/* Discount Tire & Service Centers · Downey — Brandcore introduction deck
   Palette and heading face come from the client's own site: brand purple #563380,
   sun yellow #F3ED27, Oswald headings. Every size sits on one 1600 x 900 design grid
   (--px), so each slide scales as a true 16:9 page. */

@font-face {
  font-family: 'Oswald';
  src: url('assets/fonts/oswald-latin-var.woff2') format('woff2');
  font-weight: 200 700;
  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 {
  --px: 1px;

  --purple: #563380;
  --purple-700: #47296B;
  --purple-800: #3E235D;
  --purple-900: #2E1747;
  --night: #1C1030;
  --night-deep: #150B25;
  --card-night: #26153D;
  --sun: #F3ED27;

  --lav-50: #F3EEF9;
  --lav-100: #E9E0F4;
  --lav-200: #DDD3EA;
  --lav-300: #C9BCDD;
  --lav-line: #DCD1EA;
  --ink: #1E1030;
  --ink-soft: #4A3A63;

  --line-dark: rgba(233, 224, 244, 0.18);

  --font-head: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

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

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

h1, h2, h3, p, ol, ul, dl, dd, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
button, input, a { font: inherit; }
img { display: block; max-width: 100%; }

.ico {
  width: 1em;
  height: 1em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- Deck stage ---------- */

#deck {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: var(--night);
}

.slide {
  position: relative;
  display: none;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.slide.active {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  grid-template-columns: minmax(0, 1fr);
}

.slide.dark {
  background:
    radial-gradient(90% 80% at 100% 0%, rgba(86, 51, 128, 0.55) 0%, rgba(86, 51, 128, 0) 60%),
    linear-gradient(160deg, var(--purple-900) 0%, var(--night) 55%, var(--night-deep) 100%);
  background-color: var(--night);
  color: #FFFFFF;
}

.slide.light {
  background: linear-gradient(180deg, #F8F5FC 0%, var(--lav-50) 55%, #EDE5F6 100%);
  background-color: var(--lav-50);
  color: var(--ink);
}

/* ---------- Client brand bar (every slide after the cover) ---------- */

.brandbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(24 * var(--px));
  height: calc(96 * var(--px));
  padding: 0 calc(64 * var(--px));
  background: linear-gradient(100deg, #5D388A 0%, var(--purple) 38%, var(--purple-700) 100%);
  border-bottom: calc(4 * var(--px)) solid var(--sun);
  color: #FFFFFF;
}

.brandbar-id {
  display: flex;
  align-items: center;
  gap: calc(26 * var(--px));
}

.brandbar-logo {
  height: calc(54 * var(--px));
  width: auto;
}

.brandbar-sub {
  display: flex;
  flex-direction: column;
  gap: calc(3 * var(--px));
  padding-left: calc(26 * var(--px));
  border-left: 1px solid rgba(255, 255, 255, 0.4);
}

.brandbar-sub b {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(21 * var(--px));
  line-height: 1.1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brandbar-sub small {
  font-size: calc(15 * var(--px));
  font-weight: 600;
  color: var(--lav-50);
  letter-spacing: 0.02em;
}

.brandbar-meta {
  display: flex;
  align-items: center;
  gap: calc(14 * var(--px));
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(17 * var(--px));
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brandbar-meta b {
  font-weight: 600;
  color: var(--sun);
}

/* ---------- Slide body & footer ---------- */

.slide-body {
  min-height: 0;
  padding: calc(40 * var(--px)) calc(64 * var(--px)) calc(8 * var(--px));
}

.slide-body.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(64 * var(--px));
  align-items: center;
}

.slide-body.split.wide-visual {
  grid-template-columns: 0.7fr 1.3fr;
  gap: calc(56 * var(--px));
}

.slide-body.stack {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: calc(34 * var(--px));
}

.head-row {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: calc(56 * var(--px));
  align-items: end;
}

.head-row .lead { margin: 0; }

.slide-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: calc(58 * var(--px));
  padding: 0 calc(64 * var(--px));
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dark .slide-foot { color: var(--lav-300); border-top: 1px solid var(--line-dark); }
.light .slide-foot { color: var(--ink-soft); border-top: 1px solid var(--lav-line); }

.page {
  font-family: var(--font-head);
  font-weight: 600;
  letter-spacing: 0.14em;
}

.dark .slide-foot .page { color: var(--sun); }
.light .slide-foot .page { color: var(--purple); }

/* ---------- Type ---------- */

.kicker {
  display: inline-flex;
  align-items: center;
  gap: calc(12 * var(--px));
  margin-bottom: calc(16 * var(--px));
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(16 * var(--px));
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sun);
}

.kicker::before {
  content: '';
  width: calc(30 * var(--px));
  height: calc(3 * var(--px));
  border-radius: 2px;
  background: currentColor;
}

.light .kicker, .request .kicker { color: var(--purple); }

h1, h2 {
  font-family: var(--font-head);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.004em;
}

h1 {
  font-size: calc(54 * var(--px));
  line-height: 1.02;
  color: #FFFFFF;
}

h2 {
  font-size: calc(48 * var(--px));
  line-height: 1.05;
}

h1 em, h2 em { font-style: normal; }
.dark h2, .cover h1 { color: #FFFFFF; }
.dark h2 em, .cover h1 em { color: var(--sun); }
.light h2 { color: var(--ink); }
.light h2 em { color: var(--purple); }

.lead {
  margin-top: calc(20 * var(--px));
  max-width: 38em;
  font-size: calc(19.5 * var(--px));
  line-height: 1.55;
}

.dark .lead { color: var(--lav-200); }
.cover .lead { color: var(--lav-50); }
.light .lead { color: var(--ink-soft); }

.num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: calc(46 * var(--px));
  height: calc(46 * var(--px));
  border-radius: calc(10 * var(--px));
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(19 * var(--px));
  letter-spacing: 0.04em;
}

.dark .num { background: var(--sun); color: var(--purple-900); }
.light .num { background: var(--purple); color: var(--sun); }

.source {
  display: inline-block;
  margin-top: calc(22 * var(--px));
  font-size: calc(15 * var(--px));
  font-weight: 600;
  color: var(--purple);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

/* Numbered list (slides 2 and 4) */

.num-list {
  display: grid;
  margin-top: calc(28 * var(--px));
}

.num-list li {
  display: grid;
  grid-template-columns: calc(46 * var(--px)) 1fr;
  gap: calc(20 * var(--px));
  align-items: start;
  padding: calc(18 * var(--px)) 0;
  border-top: 1px solid var(--lav-line);
}

.num-list li:last-child { border-bottom: 1px solid var(--lav-line); }

.num-list h3 {
  font-size: calc(20 * var(--px));
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
}

.num-list p {
  margin-top: calc(4 * var(--px));
  font-size: calc(16.5 * var(--px));
  line-height: 1.5;
  color: var(--ink-soft);
}

.num-list.compact li { padding: calc(15 * var(--px)) 0; }

/* ---------- Slide 1 · Cover ---------- */

.slide.cover.active {
  grid-template-rows: minmax(0, 1fr);
  grid-template-columns: calc(780 * var(--px)) minmax(0, 1fr);
}

.cover-copy {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: calc(28 * var(--px));
  min-height: 0;
  padding: calc(56 * var(--px)) calc(60 * var(--px)) calc(44 * var(--px)) calc(72 * var(--px));
  background:
    radial-gradient(110% 70% at 0% 0%, #57357F 0%, rgba(87, 53, 127, 0) 70%),
    linear-gradient(170deg, var(--purple-900) 0%, var(--night) 70%, var(--night-deep) 100%);
}

.cover-logo {
  width: calc(540 * var(--px));
  height: auto;
}

.cover-store {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: calc(10 * var(--px)) calc(16 * var(--px));
  margin-top: calc(24 * var(--px));
}

.cover-store::before {
  content: '';
  width: calc(36 * var(--px));
  height: calc(4 * var(--px));
  border-radius: 2px;
  background: var(--sun);
}

.cover-store b {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(21 * var(--px));
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.cover-store span {
  font-size: calc(16 * var(--px));
  font-weight: 600;
  color: var(--lav-100);
}

.cover .lead { max-width: 30em; }

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: calc(10 * var(--px));
  margin-top: calc(26 * var(--px));
}

.chip-row li {
  display: inline-flex;
  align-items: center;
  gap: calc(9 * var(--px));
  padding: calc(9 * var(--px)) calc(16 * var(--px));
  border-radius: 999px;
  background: rgba(233, 224, 244, 0.1);
  border: 1px solid rgba(233, 224, 244, 0.26);
  font-size: calc(15 * var(--px));
  font-weight: 600;
  color: #FFFFFF;
}

.chip-row .ico { color: var(--sun); font-size: calc(17 * var(--px)); }

.cover-prepared {
  display: flex;
  align-items: center;
  gap: calc(18 * var(--px));
  padding-top: calc(22 * var(--px));
  border-top: 1px solid var(--line-dark);
  font-size: calc(15 * var(--px));
  line-height: 1.4;
  color: var(--lav-50);
}

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

.brandcore-mark {
  height: calc(26 * var(--px));
  width: auto;
}

.cover-stage {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(60% 50% at 52% 40%, rgba(124, 82, 178, 0.55) 0%, rgba(124, 82, 178, 0) 70%),
    radial-gradient(45% 12% at 52% 70%, rgba(5, 2, 10, 0.55) 0%, rgba(5, 2, 10, 0) 100%),
    linear-gradient(165deg, var(--purple-800) 0%, var(--night) 60%, var(--night-deep) 100%);
  background-color: var(--night);
}

.stage-visual { position: absolute; inset: 0; }

#scene {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 700ms ease;
  pointer-events: none;
}

#scene.is-live { opacity: 1; }

.cover-fallback {
  position: absolute;
  left: 50%;
  top: 40%;
  width: min(56%, 52vh);
  transform: translate(-50%, -50%) rotate(-8deg);
  transition: opacity 500ms ease;
}

#scene.is-live + .cover-fallback { opacity: 0; }

.stage-store {
  position: absolute;
  left: calc(28 * var(--px));
  right: calc(28 * var(--px));
  bottom: calc(28 * var(--px));
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: calc(10 * var(--px));
  padding: calc(20 * var(--px)) calc(26 * var(--px)) calc(22 * var(--px));
  border-radius: calc(18 * var(--px));
  background: rgba(21, 11, 37, 0.82);
  border: 1px solid rgba(233, 224, 244, 0.2);
  border-top: calc(4 * var(--px)) solid var(--sun);
  box-shadow: 0 calc(24 * var(--px)) calc(50 * var(--px)) rgba(5, 2, 10, 0.45);
}

.stage-store-kicker {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sun);
}

.stage-store-address {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(34 * var(--px));
  line-height: 1.05;
  text-transform: uppercase;
  color: #FFFFFF;
}

.stage-store-address small {
  display: block;
  margin-top: calc(6 * var(--px));
  font-family: var(--font-body);
  font-weight: 600;
  font-size: calc(16 * var(--px));
  text-transform: none;
  color: var(--lav-100);
}

.stage-store-facts {
  display: flex;
  gap: calc(28 * var(--px));
  margin-top: calc(4 * var(--px));
  padding-top: calc(12 * var(--px));
  border-top: 1px solid rgba(233, 224, 244, 0.2);
}

.stage-store-facts div + div { padding-left: calc(28 * var(--px)); border-left: 1px solid rgba(233, 224, 244, 0.24); }

.stage-store-facts dt {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(13 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lav-300);
}

.stage-store-facts dd {
  margin-top: calc(4 * var(--px));
  font-size: calc(16 * var(--px));
  font-weight: 700;
  white-space: nowrap;
  color: #FFFFFF;
}

.stage-tag {
  position: absolute;
  top: calc(28 * var(--px));
  left: calc(28 * var(--px));
  display: inline-flex;
  align-items: center;
  gap: calc(10 * var(--px));
  padding: calc(10 * var(--px)) calc(18 * var(--px));
  border-radius: 999px;
  background: var(--purple);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 calc(10 * var(--px)) calc(26 * var(--px)) rgba(21, 11, 37, 0.35);
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(15 * var(--px));
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.stage-tag .ico { color: var(--sun); font-size: calc(17 * var(--px)); }

.cover > .page {
  position: absolute;
  top: calc(28 * var(--px));
  right: calc(28 * var(--px));
  padding: calc(10 * var(--px)) calc(16 * var(--px));
  border-radius: 999px;
  background: var(--night);
  border: 1px solid rgba(255, 255, 255, 0.24);
  font-size: calc(14 * var(--px));
  color: var(--sun);
}

.dots i {
  width: calc(9 * var(--px));
  height: calc(9 * var(--px));
  border-radius: 50%;
  background: var(--lav-300);
}

.dots i:first-child { background: var(--sun); }

/* ---------- Slide 2 · Foundation ---------- */

.col-copy { min-width: 0; }
.col-visual {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: calc(14 * var(--px));
}

.col-visual > .source { align-self: flex-end; margin-top: 0; }

.store-card {
  width: 100%;
  border-radius: calc(20 * var(--px));
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid var(--lav-line);
  box-shadow: 0 calc(30 * var(--px)) calc(60 * var(--px)) rgba(46, 23, 71, 0.18);
}

.store-head {
  padding: calc(24 * var(--px)) calc(28 * var(--px)) calc(22 * var(--px));
  background: linear-gradient(110deg, #5D388A 0%, var(--purple) 45%, var(--purple-800) 100%);
  border-bottom: calc(4 * var(--px)) solid var(--sun);
  color: #FFFFFF;
}

.store-head-kicker {
  display: inline-flex;
  align-items: center;
  gap: calc(8 * var(--px));
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sun);
}

.store-head-address {
  margin-top: calc(8 * var(--px));
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(40 * var(--px));
  line-height: 1.05;
  text-transform: uppercase;
}

.store-head-city { margin-top: calc(6 * var(--px)); font-size: calc(16 * var(--px)); font-weight: 600; color: var(--lav-100); }

.store-services { padding: calc(18 * var(--px)) calc(22 * var(--px)) calc(22 * var(--px)); border-top: 1px solid var(--lav-line); }

.store-services-title {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--purple);
}

.store-services ul { display: flex; flex-wrap: wrap; gap: calc(8 * var(--px)); margin-top: calc(10 * var(--px)); }

.store-services li {
  padding: calc(6 * var(--px)) calc(12 * var(--px));
  border-radius: 999px;
  background: var(--lav-50);
  border: 1px solid var(--lav-line);
  font-size: calc(14.5 * var(--px));
  font-weight: 600;
  color: var(--ink);
}

.store-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--lav-line);
  border-top: 1px solid var(--lav-line);
}

.store-facts > div {
  padding: calc(16 * var(--px)) calc(22 * var(--px));
  background: #FFFFFF;
}

.store-facts dt {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--purple);
}

.store-facts dd {
  margin-top: calc(3 * var(--px));
  font-size: calc(18 * var(--px));
  font-weight: 700;
  color: var(--ink);
}

.store-facts .is-promise { background: var(--purple); }
.store-facts .is-promise dt { color: var(--sun); }
.store-facts .is-promise dd { color: #FFFFFF; }

/* ---------- Slide 3 · Store-level upgrades ---------- */

.card-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(4, auto);
  column-gap: calc(28 * var(--px));
  row-gap: 0;
}

.card-row > article {
  display: grid;
  grid-row: span 4;
  grid-template-rows: subgrid;
  row-gap: 0;
  align-content: start;
}

.feature-card {
  padding: calc(36 * var(--px));
  border-radius: calc(20 * var(--px));
  background: linear-gradient(180deg, #2C1946 0%, var(--card-night) 100%);
  border: 1px solid var(--line-dark);
  box-shadow: 0 calc(24 * var(--px)) calc(50 * var(--px)) rgba(10, 5, 20, 0.35);
}

.feature-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: calc(24 * var(--px));
}

.feature-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: calc(52 * var(--px));
  height: calc(52 * var(--px));
  border-radius: 50%;
  border: 1px solid rgba(243, 237, 39, 0.5);
  color: var(--sun);
  font-size: calc(24 * var(--px));
}

.feature-card h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(27 * var(--px));
  line-height: 1.12;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.feature-card p {
  margin-top: calc(14 * var(--px));
  font-size: calc(18 * var(--px));
  line-height: 1.58;
  color: var(--lav-200);
}

.feature-out {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: calc(12 * var(--px));
  align-self: end;
  margin-top: calc(28 * var(--px));
  padding-top: calc(18 * var(--px));
  border-top: 1px solid var(--line-dark);
}

.feature-out span {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lav-300);
}

.feature-out b {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(18 * var(--px));
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sun);
}

/* ---------- Browser frames (slides 4 and 5) ---------- */

.browser {
  display: flex;
  flex-direction: column;
  border-radius: calc(16 * var(--px));
  overflow: hidden;
  background: var(--night);
  border: 1px solid rgba(46, 23, 71, 0.35);
  box-shadow: 0 calc(34 * var(--px)) calc(70 * var(--px)) rgba(46, 23, 71, 0.28);
}

.dark .browser {
  border-color: rgba(233, 224, 244, 0.22);
  box-shadow: 0 calc(30 * var(--px)) calc(64 * var(--px)) rgba(5, 2, 10, 0.5);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: calc(14 * var(--px));
  height: calc(42 * var(--px));
  padding: 0 calc(16 * var(--px));
  background: var(--night);
  border-bottom: 1px solid rgba(233, 224, 244, 0.14);
}

.dots { display: flex; gap: calc(6 * var(--px)); }

.browser-url {
  display: flex;
  align-items: center;
  gap: calc(8 * var(--px));
  flex: 1;
  min-width: 0;
  padding: calc(5 * var(--px)) calc(12 * var(--px));
  border-radius: calc(7 * var(--px));
  background: rgba(233, 224, 244, 0.08);
  font-family: var(--font-mono);
  font-size: calc(13 * var(--px));
  color: var(--lav-50);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.browser-url .ico { color: var(--sun); font-size: calc(13 * var(--px)); }

.browser-tag {
  flex: none;
  padding: calc(5 * var(--px)) calc(12 * var(--px));
  border-radius: 999px;
  background: var(--sun);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(13 * var(--px));
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--purple-900);
}

.browser-tag.is-before {
  background: transparent;
  border: 1px solid rgba(233, 224, 244, 0.5);
  color: var(--lav-50);
}

.browser-view {
  position: relative;
  overflow: hidden;
  background: #FFFFFF;
}

.browser-view img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.browser-view img.is-trimmed {
  transform: scale(1.016);
  transform-origin: left top;
}

/* Slide 4: the concept is the hero — large, unobstructed. */
.website .browser { width: 100%; }
.mockup-view { height: auto; }
.mockup-view img { height: auto; aspect-ratio: 1536 / 1024; object-fit: contain; }

/* Slide 5: 16:10 viewports, headers fully visible. */
.compare {
  --case-h: clamp(280px, 38vh, 400px);
  display: flex;
  justify-content: center;
  gap: calc(40 * var(--px));
}

.browser.case { width: calc(var(--case-h) * 1.6); flex: none; }

.case-view {
  height: var(--case-h);
  aspect-ratio: 16 / 10;
}

.case figcaption {
  display: flex;
  align-items: baseline;
  gap: calc(14 * var(--px));
  padding: calc(13 * var(--px)) calc(18 * var(--px));
  background: var(--night);
  border-top: 1px solid rgba(233, 224, 244, 0.14);
  font-size: calc(15 * var(--px));
  color: var(--lav-100);
}

.case figcaption b {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(15 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sun);
}

/* ---------- Slide 6 · Roadmap ---------- */

.execution-slide .slide-body.stack { gap: calc(26 * var(--px)); }

.phase-card {
  padding: calc(28 * var(--px)) calc(30 * var(--px));
  border-radius: calc(20 * var(--px));
  background: #FFFFFF;
  border: 1px solid var(--lav-line);
  box-shadow: 0 calc(22 * var(--px)) calc(46 * var(--px)) rgba(46, 23, 71, 0.12);
  color: var(--ink);
}

.phase-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: calc(18 * var(--px));
}

.phase-days {
  padding: calc(6 * var(--px)) calc(14 * var(--px));
  border-radius: 999px;
  background: var(--lav-50);
  border: 1px solid var(--lav-line);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(15 * var(--px));
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--purple);
}

.phase-card h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(25 * var(--px));
  line-height: 1.12;
  text-transform: uppercase;
  color: var(--ink);
}

.phase-card > p {
  margin-top: calc(10 * var(--px));
  font-size: calc(16 * var(--px));
  line-height: 1.55;
  color: var(--ink-soft);
}

.ticks {
  display: grid;
  gap: calc(9 * var(--px));
  align-content: start;
  margin-top: calc(18 * var(--px));
  padding-top: calc(16 * var(--px));
  border-top: 1px solid var(--lav-line);
}

.ticks li {
  display: flex;
  gap: calc(10 * var(--px));
  align-items: flex-start;
  font-size: calc(15.5 * var(--px));
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

.ticks .ico {
  margin-top: 0.15em;
  color: var(--purple);
  stroke-width: 2.6;
}

.phase-card.is-featured {
  background: linear-gradient(160deg, #5D388A 0%, var(--purple) 45%, var(--purple-800) 100%);
  border-color: var(--purple-800);
  box-shadow: 0 calc(30 * var(--px)) calc(60 * var(--px)) rgba(46, 23, 71, 0.32);
}

.phase-card.is-featured .num { background: var(--sun); color: var(--purple-900); }
.phase-card.is-featured .phase-days { background: var(--purple-900); border-color: rgba(255, 255, 255, 0.3); color: #FFFFFF; }
.phase-card.is-featured h3 { color: #FFFFFF; }
.phase-card.is-featured > p { color: var(--lav-50); }
.phase-card.is-featured .ticks { border-top-color: rgba(255, 255, 255, 0.28); }
.phase-card.is-featured .ticks li { color: #FFFFFF; }
.phase-card.is-featured .ticks .ico { color: var(--sun); }

.fact-bar {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  border-radius: calc(16 * var(--px));
  background: var(--purple-900);
  color: #FFFFFF;
  overflow: hidden;
}

.fact-bar span {
  display: flex;
  align-items: baseline;
  gap: calc(12 * var(--px));
  padding: calc(16 * var(--px)) calc(24 * var(--px));
}

.fact-bar span + span { border-left: 1px solid rgba(233, 224, 244, 0.2); }

.fact-bar small {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sun);
}

.fact-bar b {
  font-size: calc(16 * var(--px));
  font-weight: 700;
}

/* ---------- Slide 7 · Partner sign-off ---------- */

.slide-body.close-split { grid-template-columns: 1.1fr 0.9fr; }

.partner-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: calc(22 * var(--px)) calc(28 * var(--px));
  align-items: start;
  margin-top: calc(30 * var(--px));
  padding: calc(28 * var(--px));
  border-radius: calc(20 * var(--px));
  background: linear-gradient(180deg, #2C1946 0%, var(--card-night) 100%);
  border: 1px solid var(--line-dark);
}

.partner-photo {
  width: clamp(112px, calc(124 * var(--px)), 140px);
  height: clamp(112px, calc(124 * var(--px)), 140px);
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 calc(16 * var(--px)) calc(34 * var(--px)) rgba(5, 2, 10, 0.45);
}

.partner-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.partner-kicker {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sun);
}

.partner-name {
  margin-top: calc(4 * var(--px));
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(32 * var(--px));
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.partner-role {
  margin-top: calc(4 * var(--px));
  font-size: calc(15.5 * var(--px));
  font-weight: 600;
  color: var(--lav-200);
}

.partner-quote {
  margin-top: calc(14 * var(--px));
  font-size: calc(16.5 * var(--px));
  line-height: 1.55;
  color: var(--lav-50);
}

.partner-contact {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: calc(8 * var(--px)) calc(10 * var(--px));
  padding-top: calc(20 * var(--px));
  border-top: 1px solid var(--line-dark);
}

.partner-contact li {
  display: inline-flex;
  align-items: center;
  gap: calc(8 * var(--px));
  padding: calc(8 * var(--px)) calc(14 * var(--px));
  border-radius: 999px;
  background: rgba(233, 224, 244, 0.1);
  border: 1px solid rgba(233, 224, 244, 0.24);
  font-size: calc(15 * var(--px));
  font-weight: 600;
  color: var(--lav-100);
}

.partner-contact .ico { color: var(--sun); }
.partner-contact a { color: #FFFFFF; text-decoration: none; }
.partner-contact a:hover { text-decoration: underline; }

.request {
  display: flex;
  flex-direction: column;
  gap: calc(12 * var(--px));
  width: 100%;
  padding: calc(34 * var(--px));
  border-radius: calc(22 * var(--px));
  background: var(--lav-50);
  border-top: calc(6 * var(--px)) solid var(--sun);
  box-shadow: 0 calc(30 * var(--px)) calc(70 * var(--px)) rgba(5, 2, 10, 0.5);
  color: var(--ink);
}

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

.request h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(40 * var(--px));
  line-height: 1;
  text-transform: uppercase;
  color: var(--ink);
}

.request > p {
  font-size: calc(16.5 * var(--px));
  line-height: 1.5;
  color: var(--ink-soft);
}

.screen-request {
  display: flex;
  flex-direction: column;
  gap: calc(12 * var(--px));
  margin-top: calc(4 * var(--px));
}

.suggestions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(10 * var(--px));
}

.suggestions button {
  min-height: 44px;
  padding: calc(10 * var(--px)) calc(12 * var(--px));
  border-radius: calc(10 * var(--px));
  background: #FFFFFF;
  border: 1.5px solid var(--purple);
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(16 * var(--px));
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--purple);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
}

.suggestions button:hover {
  background: var(--purple);
  color: #FFFFFF;
}

.picker-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(10 * var(--px));
}

.picker-col {
  display: flex;
  flex-direction: column;
  gap: calc(6 * var(--px));
}

.request label {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: calc(14 * var(--px));
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.date-control {
  position: relative;
  display: flex;
  align-items: center;
}

.request input {
  width: 100%;
  min-height: 44px;
  height: calc(48 * var(--px));
  padding: 0 calc(48 * var(--px)) 0 calc(14 * var(--px));
  border-radius: calc(10 * var(--px));
  background: #FFFFFF;
  border: 1px solid #BFB0D6;
  color: var(--ink);
  font-size: calc(16 * var(--px));
  color-scheme: light;
}

.request input::-webkit-calendar-picker-indicator { opacity: 0; }

.date-control button {
  position: absolute;
  right: calc(6 * var(--px));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: calc(36 * var(--px));
  height: calc(36 * var(--px));
  border: 0;
  border-radius: calc(8 * var(--px));
  background: var(--lav-50);
  color: var(--purple);
  font-size: calc(18 * var(--px));
  cursor: pointer;
}

#picker-help {
  font-size: calc(14 * var(--px));
  color: var(--purple);
}

a#contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(10 * var(--px));
  min-height: 48px;
  padding: calc(15 * var(--px)) calc(20 * var(--px));
  border-radius: calc(12 * var(--px));
  background: var(--sun);
  color: var(--purple-900);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: calc(18 * var(--px));
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 calc(12 * var(--px)) calc(26 * var(--px)) rgba(86, 51, 128, 0.28);
  transition: transform 150ms ease, box-shadow 150ms ease;
}

a#contact:hover {
  transform: translateY(-1px);
  box-shadow: 0 calc(16 * var(--px)) calc(30 * var(--px)) rgba(86, 51, 128, 0.36);
}

.request small {
  font-size: calc(14 * var(--px));
  line-height: 1.45;
  color: var(--ink-soft);
}

.print-contact { display: none; }

/* ---------- Presentation controls ---------- */

.controls {
  position: fixed;
  left: 50%;
  bottom: 16px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: var(--night);
  border: 1px solid rgba(233, 224, 244, 0.24);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  color: #FFFFFF;
}

.controls button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 36px;
  padding: 0 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #FFFFFF;
  font-size: 16px;
  cursor: pointer;
}

.controls button:hover { background: rgba(233, 224, 244, 0.12); }

#counter {
  min-width: 52px;
  text-align: center;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.1em;
}

#play, #download {
  border-left: 1px solid rgba(233, 224, 244, 0.24);
  border-radius: 0;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--sun);
  white-space: nowrap;
}

#download { border-radius: 0 999px 999px 0; color: #FFFFFF; }

button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 3px solid var(--sun);
  outline-offset: 2px;
}

.light a:focus-visible, .request a:focus-visible, .request button:focus-visible, .request input:focus-visible {
  outline-color: var(--purple);
}

/* ---------- Desktop: fixed 16:9 slide stage ---------- */

@media screen and (min-width: 901px) and (min-height: 521px) {
  :root {
    --px: min(calc(100vw / 1600), calc((100vh - 64px) / 900));
  }

  html, body { height: 100%; overflow: hidden; }

  body {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 0 64px;
  }

  #deck {
    flex: none;
    width: calc(1600 * var(--px));
    height: calc(900 * var(--px));
    border-radius: calc(18 * var(--px));
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    outline: 1px solid rgba(233, 224, 244, 0.12);
  }
}

/* ---------- Phones and short windows: stacked, scrollable slides ---------- */

@media screen and (max-width: 900px), screen and (max-height: 520px) {
  .slide.active { min-height: 100svh; padding-bottom: 76px; }

  .brandbar {
    flex-wrap: wrap;
    height: auto;
    padding: 14px 18px;
    gap: 10px;
  }

  .brandbar-id { flex-direction: column; align-items: flex-start; gap: 8px; }
  .brandbar-logo { height: 40px; }
  .brandbar-sub { flex-direction: row; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; padding-left: 0; border-left: 0; }
  .brandbar-sub b { font-size: 15px; }
  .brandbar-sub small { font-size: 13px; }
  .brandbar-meta { font-size: 13px; }

  .slide-body,
  .slide-body.split,
  .slide-body.split.wide-visual,
  .slide-body.close-split { display: flex; flex-direction: column; align-items: stretch; gap: 28px; padding: 28px 18px 12px; }

  .head-row, .card-row, .store-facts, .suggestions, .picker-grid, .fact-bar { grid-template-columns: 1fr; }
  .card-row { grid-template-rows: none; row-gap: 18px; }
  .card-row > article { grid-row: auto; grid-template-rows: none; }
  .head-row { gap: 14px; }
  .fact-bar span + span { border-left: 0; border-top: 1px solid rgba(233, 224, 244, 0.2); }

  h1 { font-size: 40px; }
  h2 { font-size: 32px; }
  .lead { font-size: 17px; }
  .kicker { font-size: 14px; }

  .slide-foot { height: auto; padding: 14px 18px; gap: 12px; font-size: 12px; }

  .slide.cover.active { grid-template-columns: 1fr; grid-template-rows: auto auto; }
  .cover-copy { padding: 28px 18px; justify-content: flex-start; gap: 6px; }
  .cover-store { margin-top: 10px; }
  .chip-row { margin-top: 10px; }
  .cover-logo { width: min(100%, 420px); }
  .cover-stage { order: 2; padding: 0 14px 20px; }
  .stage-visual { position: relative; height: 320px; margin: 0 -14px; }
  .cover-fallback { width: 220px; top: 52%; }
  .stage-store { position: static; grid-template-columns: 1fr; padding: 18px; }
  .stage-store-address { font-size: 26px; }
  .stage-store-address small { font-size: 14px; }
  .stage-store-facts { flex-direction: column; gap: 10px; }
  .stage-store-facts div + div { padding-left: 0; border-left: 0; }
  .stage-store-facts dt { font-size: 12px; }
  .stage-store-facts dd { font-size: 15px; white-space: normal; }
  .stage-store-kicker { font-size: 12px; }
  .store-head-address { font-size: 28px; }
  .stage-tag { top: 14px; left: 14px; font-size: 12px; }
  .cover > .page { display: none; }
  .controls { gap: 0; padding: 4px; max-width: calc(100vw - 16px); }
  .controls button { min-width: 44px; height: 44px; padding: 0 8px; }
  #counter { min-width: 44px; font-size: 14px; letter-spacing: 0.04em; }
  #play, #download { font-size: 12px; letter-spacing: 0.06em; }

  .browser-url { font-size: 11px; }

  .compare { flex-direction: column; align-items: center; --case-h: min(38vh, calc((100vw - 36px) / 1.6)); }
  .partner-card { grid-template-columns: 1fr; }
  .request { padding: 24px 18px; }
}

/* ---------- Print: one slide per landscape page ---------- */

@media print {
  @page { size: letter landscape; margin: 0.25in; }

  :root { --px: calc(10.5in / 1600); }

  html, body { background: #FFFFFF; }

  #deck { width: calc(1600 * var(--px)); overflow: visible; background: none; }

  .slide,
  .slide.active,
  .slide.cover {
    display: grid;
    width: calc(1600 * var(--px));
    height: calc(900 * var(--px));
    break-after: page;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .slide { grid-template-rows: auto minmax(0, 1fr) auto; }
  .slide.cover { grid-template-rows: none; grid-template-columns: calc(720 * var(--px)) minmax(0, 1fr); }
  .slide:last-child { break-after: auto; }

  .controls, #scene, .screen-request { display: none; }
  .cover-fallback { opacity: 1 !important; }
  .print-contact { display: block; font-weight: 700; color: var(--ink); }
}

/* ---------- Brandcore co-branding: cover pill and sign-off lockup ---------- */

.cover-collab {
  display: inline-flex;
  align-items: center;
  gap: calc(12 * var(--px));
  width: fit-content;
  max-width: 100%;
  margin-bottom: calc(12 * var(--px));
  padding: calc(7 * var(--px)) calc(16 * var(--px));
  border-radius: 999px;
  background: #0B1220;
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #F8FAFC;
}

.brandcore-badge-logo { display: block; width: auto; height: calc(22 * var(--px)); }
.cover-collab-sep { font-size: calc(14 * var(--px)); line-height: 1; color: rgba(255, 255, 255, 0.6); }

.cover-collab-label {
  font-size: calc(13 * var(--px));
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #F8FAFC;
}

.partner-brand-signoff {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: calc(12 * var(--px));
  width: 100%;
  margin-top: calc(10 * var(--px));
  padding: calc(9 * var(--px)) calc(16 * var(--px));
  border-radius: calc(10 * var(--px));
  background: #0B1220;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #F8FAFC;
}

.signoff-brandcore-logo { display: block; width: auto; height: calc(24 * var(--px)); }
.signoff-brandcore-meta { font-size: calc(14 * var(--px)); letter-spacing: 0.02em; color: rgba(248, 250, 252, 0.86); }

@media screen and (max-width: 900px), screen and (max-height: 520px) {
  .cover-collab-label { font-size: 11px; }
  .signoff-brandcore-meta { font-size: 13px; }
}

/* =========================================================
   20261030 store-layer rollout
   Larger effective reading sizes, the Downey live concept,
   the logo-led medallion and the core-service transition.
   ========================================================= */

@media screen and (min-width: 901px) and (min-height: 521px) {
  .cover .cover-logo { width: calc(380 * var(--px)); }
  .lead, .cover .lead { font-size: calc(21.5 * var(--px)); }
  .cover-store b { font-size: calc(22 * var(--px)); }
  .cover-store span { font-size: calc(18 * var(--px)); }
  .chip-row li { font-size: calc(17 * var(--px)); }
  .kicker { font-size: calc(17 * var(--px)); }
  .num-list h3 { font-size: calc(26 * var(--px)); }
  .num-list p { font-size: calc(20.5 * var(--px)); }
  .audit-list p { font-size: calc(19.5 * var(--px)); }
  .store-facts dd { font-size: calc(18 * var(--px)); }
  .store-services li { font-size: calc(17 * var(--px)); }
  .source { font-size: calc(16.5 * var(--px)); }
  .slide-foot { font-size: calc(15.5 * var(--px)); }
  .brandbar-sub small { font-size: calc(16.5 * var(--px)); }
  .feature-card p, .system-card p, .engagement-card p { font-size: calc(20.5 * var(--px)); }
  .feature-card h3 { font-size: calc(27 * var(--px)); }
  .system-card h3 { font-size: calc(26 * var(--px)); }
  .engagement-card h3 { font-size: calc(27 * var(--px)); }
  .phase-card > p { font-size: calc(20 * var(--px)); }
  .ticks li { font-size: calc(17.5 * var(--px)); }
  .phase-days, .fact-bar small { font-size: calc(17 * var(--px)); }
  .fact-bar b { font-size: calc(19 * var(--px)); }
  .partner-quote { font-size: calc(20.5 * var(--px)); }
  .partner-role { font-size: calc(18 * var(--px)); }
  .partner-contact li { font-size: calc(17 * var(--px)); }
  .request > p { font-size: calc(20.5 * var(--px)); }
  .request label { font-size: calc(17.5 * var(--px)); }
  .request input, .suggestions button { font-size: calc(19 * var(--px)); }
  .request small { font-size: calc(17 * var(--px)); }
  .browser-url, .browser-tag { font-size: calc(14 * var(--px)); }
  .stage-store-facts dd { font-size: calc(18 * var(--px)); }
}

/* ---------- Cover: logo-led tire-sidewall medallion ---------- */

.cover .cover-id { position: relative; z-index: 2; }

.cover-fallback {
  top: 38%;
  width: min(54%, 52vh);
  transform: translate(-50%, -50%);
  z-index: 0;
}

.fallback-badge {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 28%, rgba(255,255,255,.09), transparent 36%),
    radial-gradient(circle at 50% 55%, #211b28 0%, #141118 65%, #09070c 100%);
  border: 0.6em solid #a8adb7;
  box-shadow:
    inset 0 0 0 0.16em rgba(255,255,255,.38),
    inset 0 0 0 0.34em rgba(15,12,20,.9),
    0 1.2em 3em rgba(0,0,0,.5);
  overflow: hidden;
}

.fallback-badge::before {
  content: '';
  position: absolute;
  inset: 6.5%;
  border-radius: 50%;
  border: 0.14em solid rgba(243,237,39,.9);
  box-shadow: 0 0 1.5em rgba(243,237,39,.18);
}

.fallback-badge::after {
  content: '';
  position: absolute;
  inset: 2.5%;
  border-radius: 50%;
  background: repeating-conic-gradient(from 0deg, rgba(255,255,255,.11) 0 1.4deg, transparent 1.4deg 5.4deg);
  -webkit-mask: radial-gradient(circle, transparent 0 82%, #000 82% 88%, transparent 88%);
  mask: radial-gradient(circle, transparent 0 82%, #000 82% 88%, transparent 88%);
}

.fallback-badge img {
  position: relative;
  z-index: 2;
  width: 76%;
  height: auto;
  filter: drop-shadow(0 0.35em 0.6em rgba(0,0,0,.65));
}

.fallback-badge span {
  position: absolute;
  z-index: 2;
  bottom: 16%;
  font-family: var(--font-head);
  font-size: clamp(8px, 0.7vw, 13px);
  letter-spacing: .18em;
  color: var(--sun);
}

/* ---------- Slide 2: live-site evidence ---------- */

.audit-body {
  grid-template-columns: 0.98fr 1.02fr;
  gap: calc(44 * var(--px));
}

.audit-list { margin-top: calc(18 * var(--px)); }
.audit-list li { padding: calc(11 * var(--px)) 0; }
.audit-list h3 { font-size: calc(23 * var(--px)); }
.audit-list p { line-height: 1.45; }

.audit-stats {
  display: flex;
  gap: calc(24 * var(--px));
  margin-top: calc(16 * var(--px));
  padding-top: calc(14 * var(--px));
  border-top: 1px solid var(--lav-line);
}

.audit-stats span { display: flex; align-items: baseline; gap: calc(8 * var(--px)); }
.audit-stats b {
  font-family: var(--font-head);
  font-size: calc(36 * var(--px));
  line-height: 1;
  color: var(--purple);
}
.audit-stats small {
  max-width: 8em;
  font-size: calc(14.5 * var(--px));
  line-height: 1.25;
  font-weight: 700;
  color: var(--ink-soft);
}

.audit-visual { justify-content: center; gap: calc(12 * var(--px)); }
.audit-browser { width: 100%; }
.audit-view { aspect-ratio: 720 / 520; background: #fff; }
.audit-view img { width: 100%; height: 100%; object-fit: cover; object-position: left top; }

/* ---------- Slide 3: the 11:47 PM moment ---------- */

.gap .slide-body.stack { gap: calc(22 * var(--px)); }

.journey-grid {
  display: grid;
  grid-template-columns: 0.78fr 2fr;
  gap: calc(28 * var(--px));
  align-items: stretch;
}

.journey-clock {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: calc(360 * var(--px));
  padding: calc(28 * var(--px));
  overflow: hidden;
  border-radius: calc(20 * var(--px));
  border: 1px solid rgba(233,224,244,.22);
  background:
    radial-gradient(120% 100% at 10% 0%, rgba(86,51,128,.55), transparent 62%),
    linear-gradient(150deg, #241536, #150b25);
}

.journey-clock::after {
  content: '';
  position: absolute;
  inset: auto -20% -32% 28%;
  height: 55%;
  background: repeating-linear-gradient(115deg, rgba(243,237,39,.16) 0 3px, transparent 3px 20px);
  transform: rotate(-8deg);
  opacity: .6;
  pointer-events: none;
}

.journey-kicker {
  position: relative;
  z-index: 1;
  font-family: var(--font-head);
  font-size: calc(15 * var(--px));
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sun);
}

.journey-time {
  position: relative;
  z-index: 1;
  margin: calc(10 * var(--px)) 0;
  font-family: var(--font-head);
  font-size: calc(92 * var(--px));
  font-weight: 600;
  line-height: .84;
  letter-spacing: -.015em;
  color: #fff;
}
.journey-time span {
  display: block;
  margin-top: calc(8 * var(--px));
  font-size: calc(35 * var(--px));
  letter-spacing: .18em;
  color: var(--sun);
}
.journey-place, .journey-note {
  position: relative;
  z-index: 1;
  font-size: calc(17 * var(--px));
  line-height: 1.45;
  color: var(--lav-100);
}
.journey-note { margin-top: calc(14 * var(--px)); color: var(--lav-300); }

.journey-paths { display: grid; grid-template-columns: 1fr 1fr; gap: calc(20 * var(--px)); }
.path-card {
  display: flex;
  flex-direction: column;
  padding: calc(24 * var(--px));
  border-radius: calc(18 * var(--px));
  border: 1px solid rgba(233,224,244,.2);
  background: rgba(255,255,255,.045);
}
.path-card.is-proposed {
  background: linear-gradient(160deg, #5D388A 0%, var(--purple) 46%, var(--purple-800) 100%);
  border-color: rgba(243,237,39,.5);
  box-shadow: 0 calc(22 * var(--px)) calc(50 * var(--px)) rgba(5,2,10,.35);
}
.path-top { display: flex; align-items: center; justify-content: space-between; gap: calc(10 * var(--px)); }
.path-label, .path-count {
  font-family: var(--font-head);
  font-size: calc(14 * var(--px));
  letter-spacing: .11em;
  text-transform: uppercase;
}
.path-label { color: var(--lav-300); }
.path-count { color: var(--sun); }
.path-card h3 {
  margin-top: calc(16 * var(--px));
  font-family: var(--font-head);
  font-size: calc(26 * var(--px));
  line-height: 1.05;
  text-transform: uppercase;
  color: #fff;
}
.path-steps { display: grid; gap: calc(10 * var(--px)); margin-top: calc(16 * var(--px)); }
.path-steps li {
  display: grid;
  grid-template-columns: calc(26 * var(--px)) 1fr;
  gap: calc(9 * var(--px));
  align-items: start;
  padding-top: calc(9 * var(--px));
  border-top: 1px solid rgba(233,224,244,.16);
}
.path-steps li span {
  font-family: var(--font-mono);
  font-size: calc(12 * var(--px));
  color: var(--sun);
}
.path-steps p { font-size: calc(17 * var(--px)); line-height: 1.4; color: var(--lav-50); }
.path-card.is-current .path-steps p { color: var(--lav-200); }

.source-dark { color: var(--lav-300); }

/* ---------- Slide 4: live Downey concept ---------- */

.flagship-body { gap: calc(16 * var(--px)); justify-content: flex-start; }
.flagship-stage {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: calc(18 * var(--px));
  min-width: 0;
}
.dts-browser { flex: 1; min-width: 0; width: calc(100% - 205 * var(--px)); }
.dts-site {
  background: #fff;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(14px, 1vw, 18px);
  line-height: 1.4;
}
.dts-top {
  display: flex;
  align-items: center;
  gap: 1em;
  min-height: 3.7em;
  padding: .65em 1.2em;
  background: linear-gradient(100deg, #5D388A 0%, var(--purple) 46%, var(--purple-800) 100%);
  color: #fff;
}
.dts-logo { width: auto; height: 2.25em; }
.dts-storeline { font-size: .78em; font-weight: 700; letter-spacing: .02em; color: var(--lav-100); white-space: nowrap; }
.dts-storeline b { color: #fff; }
.dts-tabs { display: flex; gap: .2em; margin-left: auto; }
.dts-tab {
  min-height: 2.6em;
  padding: .35em .8em;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--lav-100);
  font-family: var(--font-head);
  font-size: .78em;
  letter-spacing: .1em;
  text-transform: uppercase;
  cursor: pointer;
}
.dts-tab:hover, .dts-tab.is-active { color: var(--sun); border-color: var(--sun); }
.dts-panel[hidden] { display: none; }
.dts-hero { display: grid; grid-template-columns: 1fr 1.08fr; min-height: 12.5em; }
.dts-hero-copy { padding: 1.25em 1.5em; background: #F8F5FC; }
.dts-eyebrow { font-family: var(--font-head); font-size: .7em; letter-spacing: .16em; color: var(--purple); }
.dts-hero h3 {
  margin: .18em 0 .1em;
  font-family: var(--font-head);
  font-size: 2.2em;
  line-height: .98;
  text-transform: uppercase;
  color: var(--ink);
}
.dts-hero p { font-size: .92em; color: var(--ink-soft); }
.dts-actions { display: flex; flex-wrap: wrap; gap: .5em; margin-top: .9em; }
.dts-btn {
  min-height: 2.5em;
  padding: .55em 1em;
  border: 1px solid var(--purple);
  border-radius: .4em;
  background: var(--purple);
  color: #fff;
  font-family: var(--font-head);
  font-size: .75em;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
}
.dts-btn:hover { background: var(--purple-800); }
.dts-btn.is-ghost { background: #fff; color: var(--purple); }
.dts-btn.is-small { min-height: 2.2em; padding: .4em .8em; font-size: .68em; }
.dts-hero-photo { width: 100%; height: 100%; min-height: 12.5em; object-fit: cover; }
.dts-home-row { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1em; padding: 1em 1.25em 1.2em; }
.dts-label { display: block; font-family: var(--font-head); font-size: .68em; letter-spacing: .13em; color: var(--purple); }
.dts-wait {
  padding: .9em 1em;
  border: 1px solid var(--lav-line);
  border-radius: .7em;
  background: var(--lav-50);
  transition: box-shadow 160ms ease, transform 160ms ease;
}
.dts-wait.is-pulse { box-shadow: 0 0 0 3px rgba(243,237,39,.8); transform: translateY(-2px); }
.dts-wait-main { display: flex; align-items: baseline; gap: .4em; margin-top: .3em; }
.dts-wait-main b { font-family: var(--font-head); font-size: 2.15em; line-height: 1; color: var(--purple); }
.dts-wait-main span { font-size: .8em; font-weight: 700; color: var(--ink-soft); }
.dts-wait p { margin-top: .25em; font-size: .8em; color: var(--ink-soft); }
.dts-wait .dts-btn { margin-top: .55em; }
.dts-mini-services { padding: .9em 0; }
.dts-mini-services ul { display: grid; grid-template-columns: 1fr 1fr; gap: .3em .8em; margin-top: .45em; }
.dts-mini-services li { font-size: .82em; font-weight: 700; color: var(--ink); }
.dts-mini-services li::before { content: '→'; margin-right: .4em; color: var(--purple); }

.dts-services-head { padding: 1.1em 1.35em .35em; }
.dts-services-head h3 { font-family: var(--font-head); font-size: 1.9em; line-height: 1; text-transform: uppercase; }
.dts-services-head p { margin-top: .25em; font-size: .86em; color: var(--ink-soft); }
.dts-symptoms { display: flex; flex-wrap: wrap; gap: .45em; padding: .55em 1.35em; }
.dts-symptom {
  min-height: 2.5em;
  padding: .5em .8em;
  border: 1px solid var(--lav-line);
  border-radius: 999px;
  background: var(--lav-50);
  color: var(--ink);
  font-size: .78em;
  font-weight: 700;
  cursor: pointer;
}
.dts-symptom:hover, .dts-symptom.is-active { background: var(--purple); border-color: var(--purple); color: #fff; }
.dts-symptom-card { margin: 0 1.35em 1.15em; padding: 1em 1.15em; border-radius: .7em; background: #F8F5FC; border-left: 4px solid var(--sun); }
.dts-symptom-card h4 { margin-top: .25em; font-family: var(--font-head); font-size: 1.45em; line-height: 1.05; text-transform: uppercase; }
.dts-symptom-card p { margin-top: .25em; font-size: .88em; color: var(--ink-soft); }
.dts-symptom-card .dts-btn { margin-top: .65em; }
.dts-symptom-card small { display: block; margin-top: .5em; font-size: .72em; color: var(--ink-soft); }

.dts-book-head { padding: 1.1em 1.35em .35em; }
.dts-book-head h3 { font-family: var(--font-head); font-size: 1.9em; line-height: 1; text-transform: uppercase; }
.dts-book-head p { margin-top: .25em; font-size: .86em; color: var(--ink-soft); }
.dts-days, .dts-slots { display: flex; flex-wrap: wrap; gap: .4em; padding: .5em 1.35em; }
.dts-day, .dts-slot {
  min-width: 3.4em;
  min-height: 2.5em;
  padding: .45em .6em;
  border: 1px solid var(--lav-line);
  border-radius: .45em;
  background: #fff;
  color: var(--ink);
  font-size: .78em;
  font-weight: 700;
  cursor: pointer;
}
.dts-day:hover, .dts-day.is-active, .dts-slot:hover, .dts-slot.is-active { background: var(--purple); color: #fff; border-color: var(--purple); }
.dts-summary { display: flex; align-items: center; gap: .8em; margin: .35em 1.35em 0; padding: .75em .9em; border-radius: .55em; background: var(--lav-50); }
.dts-summary span { font-size: .75em; font-weight: 700; color: var(--ink-soft); }
.dts-summary b { font-family: var(--font-head); font-size: 1.1em; color: var(--purple); }
.dts-summary .dts-btn { margin-left: auto; }
.dts-msg { min-height: 1.6em; margin: .35em 1.35em 1em; font-size: .78em; font-weight: 700; color: var(--purple); }
.dts-phone {
  flex: none;
  width: calc(188 * var(--px));
  padding: calc(9 * var(--px));
  border-radius: calc(28 * var(--px));
  background: #17111f;
  border: 1px solid rgba(233,224,244,.26);
  box-shadow: 0 calc(22 * var(--px)) calc(46 * var(--px)) rgba(46,23,71,.28);
}
.dts-phone-screen {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: calc(380 * var(--px));
  padding: calc(30 * var(--px)) calc(16 * var(--px)) calc(16 * var(--px));
  border-radius: calc(22 * var(--px));
  background: linear-gradient(180deg, #F8F5FC 0%, #E9E0F4 100%);
}
.dts-phone-notch { position: absolute; top: calc(8 * var(--px)); left: 50%; width: 38%; height: calc(10 * var(--px)); transform: translateX(-50%); border-radius: 999px; background: #17111f; }
.dts-phone-logo { width: 100%; height: auto; }
.dts-phone-store { margin-top: calc(7 * var(--px)); font-family: var(--font-head); font-size: calc(11 * var(--px)); letter-spacing: .08em; color: var(--purple); }
.dts-phone h4 { margin-top: calc(23 * var(--px)); font-family: var(--font-head); font-size: calc(25 * var(--px)); line-height: 1; text-transform: uppercase; color: var(--ink); }
.dts-phone-wait { margin-top: calc(12 * var(--px)); padding: calc(12 * var(--px)); border-radius: calc(12 * var(--px)); background: #fff; border: 1px solid var(--lav-line); }
.dts-phone-wait b { display: block; font-family: var(--font-head); font-size: calc(34 * var(--px)); line-height: 1; color: var(--purple); }
.dts-phone-wait span { display: block; margin-top: calc(4 * var(--px)); font-size: calc(12 * var(--px)); font-weight: 700; color: var(--ink-soft); }
.dts-phone-btn { width: 100%; margin-top: calc(12 * var(--px)); padding: calc(10 * var(--px)); border: 0; border-radius: calc(8 * var(--px)); background: var(--sun); color: var(--purple-900); font-family: var(--font-head); font-size: calc(14 * var(--px)); letter-spacing: .06em; text-transform: uppercase; cursor: pointer; }
.dts-phone small { margin-top: auto; padding-top: calc(12 * var(--px)); font-size: calc(10 * var(--px)); color: var(--ink-soft); }
.concept-note { margin-top: calc(2 * var(--px)); font-family: var(--font-mono); font-size: calc(12 * var(--px)); color: var(--ink-soft); }

/* ---------- Slide 5: system ---------- */

.system .slide-body.stack { gap: calc(24 * var(--px)); }
.system-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: calc(18 * var(--px)); }
.system-card {
  display: flex;
  flex-direction: column;
  min-height: calc(205 * var(--px));
  padding: calc(22 * var(--px));
  border-radius: calc(18 * var(--px));
  border: 1px solid rgba(233,224,244,.18);
  background: rgba(255,255,255,.06);
}
.system-card.is-featured { background: linear-gradient(160deg, #5D388A 0%, var(--purple) 46%, var(--purple-800) 100%); border-color: rgba(243,237,39,.5); }
.system-top { display: flex; align-items: center; justify-content: space-between; gap: calc(10 * var(--px)); }
.system-tag { font-family: var(--font-head); font-size: calc(14 * var(--px)); letter-spacing: .12em; text-transform: uppercase; color: var(--sun); }
.system-card h3 { margin-top: calc(12 * var(--px)); color: #fff; line-height: 1.02; }
.system-card p { margin-top: calc(8 * var(--px)); line-height: 1.45; color: var(--lav-200); }
.system-out { display: flex; align-items: baseline; justify-content: space-between; gap: calc(8 * var(--px)); margin-top: auto; padding-top: calc(14 * var(--px)); border-top: 1px solid rgba(233,224,244,.18); }
.system-out span { font-family: var(--font-head); font-size: calc(13 * var(--px)); letter-spacing: .12em; text-transform: uppercase; color: var(--lav-300); }
.system-out b { font-family: var(--font-head); font-size: calc(17 * var(--px)); letter-spacing: .04em; text-transform: uppercase; color: var(--sun); text-align: right; }

/* ---------- Slide 6: proof comparison ---------- */

.proof-body { gap: calc(16 * var(--px)); justify-content: flex-start; }
.compare-stage { display: flex; flex-direction: column; align-items: center; gap: calc(8 * var(--px)); }
.ba { width: min(100%, calc(900 * var(--px))); }
.ba-frame { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #0d0815; }
.ba-frame > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba-after { clip-path: inset(0 0 0 var(--pos)); }
.ba-line { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; background: var(--sun); box-shadow: 0 0 0 1px rgba(21,11,37,.35), 0 0 24px rgba(243,237,39,.7); z-index: 3; }
.ba-line span { position: absolute; top: 50%; left: 50%; display: grid; place-items: center; width: calc(38 * var(--px)); height: calc(38 * var(--px)); transform: translate(-50%,-50%); border-radius: 50%; border: 2px solid var(--sun); background: var(--night); color: var(--sun); font-family: var(--font-head); font-size: calc(18 * var(--px)); }
.ba-line span::before { content: '↔'; }
.ba-range { position: absolute; inset: 0; z-index: 5; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; }
.ba:focus-within .ba-frame { outline: 3px solid var(--sun); outline-offset: 3px; }
.ba-tag { position: absolute; top: calc(12 * var(--px)); z-index: 4; padding: calc(5 * var(--px)) calc(10 * var(--px)); border-radius: 999px; background: var(--night); color: #fff; font-family: var(--font-head); font-size: calc(13 * var(--px)); letter-spacing: .12em; text-transform: uppercase; }
.ba-tag.is-left { left: calc(12 * var(--px)); }
.ba-tag.is-right { right: calc(12 * var(--px)); background: var(--sun); color: var(--purple-900); }
.ba-caption { display: flex; align-items: baseline; gap: calc(12 * var(--px)); padding: calc(11 * var(--px)) calc(16 * var(--px)); background: var(--night); color: var(--lav-100); font-size: calc(16 * var(--px)); line-height: 1.35; }
.ba-caption b { flex: none; font-family: var(--font-head); font-size: calc(14 * var(--px)); letter-spacing: .12em; text-transform: uppercase; color: var(--sun); }

/* ---------- Slide 8: engagement ---------- */

.engagement-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: calc(20 * var(--px)); }
.engagement-card {
  display: flex;
  flex-direction: column;
  padding: calc(26 * var(--px));
  border-radius: calc(20 * var(--px));
  border: 1px solid var(--lav-line);
  background: #fff;
  box-shadow: 0 calc(18 * var(--px)) calc(42 * var(--px)) rgba(46,23,71,.1);
}
.engagement-card.is-featured { background: linear-gradient(160deg, #5D388A 0%, var(--purple) 46%, var(--purple-800) 100%); border-color: var(--purple-800); }
.engagement-top { display: flex; align-items: center; justify-content: space-between; gap: calc(10 * var(--px)); }
.engagement-tag { padding: calc(5 * var(--px)) calc(10 * var(--px)); border-radius: 999px; background: var(--lav-50); color: var(--purple); font-family: var(--font-head); font-size: calc(13 * var(--px)); letter-spacing: .1em; text-transform: uppercase; }
.engagement-card.is-featured .engagement-tag { background: var(--purple-900); color: var(--sun); }
.engagement-card h3 { margin-top: calc(14 * var(--px)); font-family: var(--font-head); font-size: calc(27 * var(--px)); line-height: 1.02; text-transform: uppercase; color: var(--ink); }
.engagement-card.is-featured h3 { color: #fff; }
.engagement-card > p { margin-top: calc(7 * var(--px)); color: var(--ink-soft); line-height: 1.45; }
.engagement-card.is-featured > p { color: var(--lav-50); }
.engagement-list { display: grid; gap: calc(7 * var(--px)); margin-top: calc(15 * var(--px)); padding-top: calc(13 * var(--px)); border-top: 1px solid var(--lav-line); }
.engagement-card.is-featured .engagement-list { border-top-color: rgba(255,255,255,.24); }
.engagement-list li { font-size: calc(16 * var(--px)); font-weight: 700; line-height: 1.35; color: var(--ink); }
.engagement-list li::before { content: '✓'; margin-right: calc(8 * var(--px)); color: var(--purple); }
.engagement-card.is-featured .engagement-list li { color: #fff; }
.engagement-card.is-featured .engagement-list li::before { color: var(--sun); }
.engagement-fit { display: flex; align-items: baseline; justify-content: space-between; gap: calc(8 * var(--px)); margin-top: auto; padding-top: calc(16 * var(--px)); border-top: 1px solid var(--lav-line); }
.engagement-fit span { font-family: var(--font-head); font-size: calc(13 * var(--px)); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.engagement-fit b { font-family: var(--font-head); font-size: calc(17 * var(--px)); letter-spacing: .04em; text-transform: uppercase; color: var(--purple); text-align: right; }
.engagement-card.is-featured .engagement-fit { border-top-color: rgba(255,255,255,.24); }
.engagement-card.is-featured .engagement-fit span { color: var(--lav-200); }
.engagement-card.is-featured .engagement-fit b { color: var(--sun); }
.engagement-note { display: flex; justify-content: space-between; gap: calc(20 * var(--px)); padding: calc(14 * var(--px)) calc(18 * var(--px)); border-radius: calc(14 * var(--px)); background: var(--purple-900); color: #fff; }
.engagement-note span { font-family: var(--font-head); font-size: calc(15 * var(--px)); letter-spacing: .08em; text-transform: uppercase; color: var(--sun); }
.engagement-note b { font-size: calc(16 * var(--px)); font-weight: 700; text-align: right; }

/* ---------- Close: larger portrait ---------- */

.partner-photo { width: clamp(150px, calc(160 * var(--px)), 180px); height: clamp(150px, calc(160 * var(--px)), 180px); }
.partner-card { gap: calc(18 * var(--px)) calc(24 * var(--px)); }

/* ---------- The core-service cut ---------- */

#deck { will-change: transform; }
#deck.is-booming { animation: deck-shake 460ms cubic-bezier(.36,.07,.19,.97) both; }

@keyframes deck-shake {
  0% { transform: translate3d(0,0,0) rotate(0); }
  12% { transform: translate3d(-7px,4px,0) rotate(-.35deg); }
  26% { transform: translate3d(6px,-5px,0) rotate(.3deg); }
  42% { transform: translate3d(-4px,3px,0) rotate(-.18deg); }
  58% { transform: translate3d(3px,-2px,0) rotate(.12deg); }
  74% { transform: translate3d(-1px,1px,0) rotate(-.05deg); }
  100% { transform: translate3d(0,0,0) rotate(0); }
}

#boom {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: block;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  overflow: hidden;
}
#boom.is-live { opacity: 1; visibility: visible; }
#boom-canvas { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }

.boom-flash {
  position: absolute;
  inset: 0;
  opacity: 0;
  background: radial-gradient(circle at var(--boom-x, 68%) var(--boom-y, 42%), rgba(255,255,255,.98) 0%, rgba(243,237,39,.8) 12%, rgba(243,237,39,.16) 32%, transparent 64%);
  mix-blend-mode: screen;
}
#boom.is-live .boom-flash { animation: boom-flash 560ms ease-out both; }
@keyframes boom-flash {
  0% { opacity: 0; transform: scale(.55); }
  16% { opacity: 1; transform: scale(1.05); }
  60% { opacity: .32; transform: scale(1.3); }
  100% { opacity: 0; transform: scale(1.55); }
}

.boom-ring {
  position: absolute;
  left: var(--boom-x, 68%);
  top: var(--boom-y, 42%);
  width: 20vmin;
  height: 20vmin;
  margin: -10vmin 0 0 -10vmin;
  border: 2px solid rgba(243,237,39,.85);
  border-radius: 50%;
  opacity: 0;
}
#boom.is-live .boom-ring-a { animation: boom-ring 820ms cubic-bezier(.16,.8,.24,1) both; }
#boom.is-live .boom-ring-b { animation: boom-ring 980ms 80ms cubic-bezier(.16,.8,.24,1) both; border-color: rgba(255,255,255,.55); }
@keyframes boom-ring {
  0% { opacity: 0; transform: scale(.2); }
  14% { opacity: .95; }
  100% { opacity: 0; transform: scale(5.6); }
}

.transition-seam {
  position: fixed;
  inset: 0;
  z-index: 70;
  pointer-events: none;
  opacity: 0;
  transform: translateX(-120%);
  background:
    linear-gradient(90deg, transparent 0%, rgba(243,237,39,.08) 34%, rgba(243,237,39,.88) 47%, rgba(255,255,255,.95) 50%, rgba(243,237,39,.72) 53%, rgba(243,237,39,.06) 67%, transparent 100%),
    repeating-linear-gradient(112deg, transparent 0 22px, rgba(255,255,255,.16) 22px 24px, transparent 24px 48px);
  mix-blend-mode: screen;
}
.transition-seam.is-sweeping { animation: seam-sweep 440ms cubic-bezier(.3,.7,.2,1) both; }
@keyframes seam-sweep {
  0% { opacity: 0; transform: translateX(-120%) skewX(-8deg); }
  18% { opacity: 1; }
  75% { opacity: .65; }
  100% { opacity: 0; transform: translateX(120%) skewX(-8deg); }
}

@media (prefers-reduced-motion: reduce) {
  #deck.is-booming { animation: none; }
  .transition-seam.is-sweeping { animation: none; opacity: 0; }
  #boom { display: none; }
}

/* ---------- Mobile / tablet ---------- */

@media screen and (max-width: 900px), screen and (max-height: 520px) {
  .audit-body, .flagship-stage { display: flex; flex-direction: column; gap: 24px; padding: 28px 18px 12px; }
  .audit-body .col-copy { order: 1; }
  .audit-body .audit-visual { order: 2; }
  .audit h2 { font-size: 32px; }
  .audit-list { margin-top: 14px; }
  .audit-list h3 { font-size: 19px; }
  .audit-list p { font-size: 16px; }
  .audit-stats { gap: 16px; flex-wrap: wrap; }
  .audit-stats b { font-size: 28px; }
  .audit-stats small { font-size: 12px; }
  .audit-visual, .audit-browser { width: 100%; max-width: 100%; min-width: 0; }
  .audit-view { aspect-ratio: auto; width: 100%; overflow: hidden; }
  .audit-view img { height: auto; width: 100%; }
  .audit-browser .browser-tag { display: none; }
  .audit-browser .browser-url { font-size: 10px; }
  .source { white-space: normal; overflow-wrap: anywhere; }

  .gap .slide-body.stack { gap: 18px; padding: 24px 18px 12px; }
  .journey-grid, .journey-paths { display: flex; flex-direction: column; gap: 16px; }
  .journey-clock { min-height: 250px; padding: 22px; }
  .journey-time { font-size: 74px; }
  .journey-time span { font-size: 28px; }
  .journey-place, .journey-note { font-size: 15px; }
  .path-card { padding: 20px; }
  .path-card h3 { font-size: 21px; }
  .path-steps p { font-size: 15px; }

  .flagship-body { padding: 24px 18px 12px; gap: 16px; }
  .flagship-body .head-row { gap: 12px; }
  .flagship-stage { align-items: stretch; padding: 0; }
  .dts-browser { width: 100%; max-width: 100%; min-width: 0; }
  .dts-site { min-width: 0; }
  .dts-storeline { white-space: normal; }
  .dts-phone { display: none; }
  .dts-browser .browser-tag { display: none; }
  .slide.active { padding-bottom: 88px; }
  .dts-site { font-size: 14px; }
  .dts-top { flex-wrap: wrap; gap: .5em; padding: .6em .8em; }
  .dts-logo { height: 1.8em; }
  .dts-storeline { font-size: .7em; }
  .dts-tabs { width: 100%; margin-left: 0; justify-content: flex-start; gap: 0; }
  .dts-tab { flex: 1; min-height: 2.8em; }
  .dts-hero { grid-template-columns: 1fr; min-height: 0; }
  .dts-hero-copy { padding: 1em; }
  .dts-hero h3 { font-size: 1.9em; }
  .dts-hero-photo { min-height: 180px; height: 180px; }
  .dts-home-row { grid-template-columns: 1fr; padding: .8em 1em 1em; }
  .dts-wait, .dts-mini-services { padding: .8em; }
  .dts-services-head, .dts-book-head { padding: .9em 1em .3em; }
  .dts-symptoms, .dts-days, .dts-slots { padding: .4em 1em; }
  .dts-symptom-card { margin: 0 1em .9em; }
  .dts-summary { margin: .3em 1em 0; flex-wrap: wrap; }
  .dts-summary .dts-btn { margin-left: 0; }
  .dts-msg { margin: .3em 1em .8em; }
  .concept-note { font-size: 11px; }

  .system .slide-body.stack { gap: 18px; padding: 24px 18px 12px; }
  .system-grid { grid-template-columns: 1fr; gap: 14px; }
  .system-card { min-height: 0; padding: 18px; }
  .system-card h3 { font-size: 22px; }

  .proof-body { padding: 24px 18px 12px; gap: 16px; }
  .ba { width: 100%; }
  .ba-caption { flex-direction: column; gap: 4px; font-size: 14px; }
  .ba-caption b { font-size: 12px; }

  .engagement-grid { grid-template-columns: 1fr; gap: 14px; }
  .engagement-card { padding: 20px; }
  .engagement-note { flex-direction: column; gap: 8px; padding: 13px 16px; }
  .engagement-note b { text-align: left; font-size: 14px; }
  .engagement-note span { font-size: 13px; }

  .partner-photo { width: 150px; height: 150px; }
  .partner-card { gap: 16px; padding: 22px; }
  .partner-quote { font-size: 17px; }
  .request > p { font-size: 17px; }
  .request label { font-size: 14px; }
  .request input, .suggestions button { font-size: 16px; }
  .request small { font-size: 14px; }
  .close-split .request { margin-top: 0; }
}

@media screen and (max-width: 1200px) and (min-width: 901px) {
  .dts-phone { display: none; }
  .dts-browser { width: 100%; }
  .dts-site { font-size: clamp(13px, 1.05vw, 16px); }
}

/* Concrete layout corrections after the first 1600 render. */

.slide-body.stack.flagship-body {
  justify-content: flex-start;
  gap: calc(12 * var(--px));
  padding-top: calc(24 * var(--px));
}

.slide-body.stack.proof-body {
  justify-content: flex-start;
  gap: calc(10 * var(--px));
  padding-top: calc(24 * var(--px));
}

.slide-body.split.audit-body {
  align-items: center;
  gap: calc(38 * var(--px));
  padding-top: calc(32 * var(--px));
}

.audit h2 { font-size: calc(44 * var(--px)); }
.audit-counts {
  margin-top: calc(12 * var(--px));
  font-size: calc(16 * var(--px));
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--purple);
}
.audit-counts b { font-family: var(--font-head); font-size: calc(22 * var(--px)); }
.audit-counts span { padding: 0 calc(5 * var(--px)); color: var(--lav-300); }
.audit-list { margin-top: calc(10 * var(--px)); }
.audit-list li { padding: calc(9 * var(--px)) 0; }
.audit-list h3 { font-size: calc(22 * var(--px)); }
.audit-list p { font-size: calc(18.5 * var(--px)); line-height: 1.45; }

.dts-browser { flex: 1 1 auto; width: auto; }
.ba { width: min(100%, calc(720 * var(--px))); }
.proof-body .head-row .lead { max-width: 36em; }

@media screen and (max-width: 900px), screen and (max-height: 520px) {
  .slide-body.stack.flagship-body, .slide-body.stack.proof-body, .slide-body.split.audit-body {
    padding-top: 24px;
    gap: 16px;
  }
  .audit h2 { font-size: 32px; }
  .audit-counts { font-size: 14px; }
  .audit-counts b { font-size: 19px; }
  .ba { width: 100%; }
}

/* Second concrete pass: mockup height, proof footer clearance, close fit. */

.dts-hero {
  height: clamp(190px, 13vw, 235px);
  min-height: 0;
}

.dts-hero-photo {
  height: 100%;
  min-height: 0;
}

.ba-caption { padding: calc(9 * var(--px)) calc(14 * var(--px)); }

.slide-body.stack.proof-body { gap: calc(8 * var(--px)); }

.partner-card {
  gap: calc(14 * var(--px)) calc(22 * var(--px));
  padding: calc(22 * var(--px));
}
.partner-quote { font-size: calc(19.5 * var(--px)); line-height: 1.45; }
.partner-role { font-size: calc(17 * var(--px)); }
.partner-contact { padding-top: calc(14 * var(--px)); }
.partner-contact li { font-size: calc(16 * var(--px)); padding: calc(6 * var(--px)) calc(12 * var(--px)); }
.partner-brand-signoff { margin-top: calc(4 * var(--px)); padding: calc(7 * var(--px)) calc(12 * var(--px)); }
.signoff-brandcore-logo { height: calc(21 * var(--px)); }
.signoff-brandcore-meta { font-size: calc(13 * var(--px)); }

@media screen and (max-width: 900px), screen and (max-height: 520px) {
  .dts-hero { height: auto; }
  .dts-hero-photo { height: 180px; min-height: 180px; }
}

/* Readable-copy floor on 1366/1440: raise the substantive body sizes that
   still fit the available vertical space. */

@media screen and (min-width: 901px) and (min-height: 521px) {
  .audit-list h3 { font-size: calc(26 * var(--px)); }
  .audit-list p { font-size: calc(20.5 * var(--px)); line-height: 1.42; }
  .path-steps p { font-size: calc(20.5 * var(--px)); line-height: 1.38; }
  .path-steps li span { font-size: calc(13 * var(--px)); }
  .journey-place, .journey-note { font-size: calc(18 * var(--px)); }
  .phase-card > p { font-size: calc(20.5 * var(--px)); }
  .ticks li { font-size: calc(17.5 * var(--px)); }
  .engagement-list li { font-size: calc(17 * var(--px)); }
  .partner-quote { font-size: calc(20.5 * var(--px)); }
}

@media screen and (max-width: 900px), screen and (max-height: 520px) {
  .audit-list p, .path-steps p { font-size: 16px; }
}
@media screen and (max-width: 380px) {
  .cover-copy { gap: 4px; }
  .chip-row { gap: 4px; margin-top: 8px; }
  .chip-row li { padding: 6px 8px; font-size: 12px; gap: 4px; }
  .chip-row .ico { font-size: 13px; }
}