:root {
  --black: #050506;
  --ink: #111827;
  --ink-soft: #5b6478;
  --muted: #8b95aa;
  --blue: #4169e1;
  --blue-soft: #eef3ff;
  --paper: #f5f5f7;
  --card: #ffffff;
  --line: rgba(17, 24, 39, 0.12);
  --dark-line: rgba(255, 255, 255, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: fixed;
  z-index: 40;
  top: 14px;
  left: 50%;
  width: min(1080px, calc(100% - 28px));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 48px;
  padding: 8px 10px 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: rgba(251, 251, 253, 0.78);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.14);
  backdrop-filter: blur(20px);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink);
  white-space: nowrap;
}

.brand-mark {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 5px rgba(65, 105, 225, 0.12);
}

nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

nav a,
.nav-action {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  color: rgba(17, 24, 39, 0.72);
  font-size: 13px;
  font-weight: 700;
  transition: color 180ms ease, background 180ms ease;
}

nav a:hover {
  color: var(--ink);
  background: rgba(17, 24, 39, 0.07);
}

.nav-action {
  color: white;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 108px 24px 86px;
  color: white;
  text-align: center;
  background:
    linear-gradient(180deg, #070b16 0%, #101827 48%, #050506 100%);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(1);
}

.hero-shade {
  background:
    linear-gradient(180deg, rgba(5, 5, 6, 0.2) 0%, rgba(5, 5, 6, 0.12) 45%, rgba(5, 5, 6, 0.72) 100%);
}

.hero-canvas {
  position: relative;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}

.hero-canvas::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 96px 96px;
}

.hero-thread {
  display: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(960px, 100%);
  opacity: 1;
  animation: heroContentRise 900ms cubic-bezier(0.2, 0.8, 0.2, 1) 120ms both;
}

.hero-footer {
  opacity: 1;
  transform: translateX(-50%);
  animation: heroFooterRise 900ms cubic-bezier(0.2, 0.8, 0.2, 1) 260ms both;
}

@keyframes heroContentRise {
  from {
    opacity: 0;
    transform: translate3d(0, 28px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes heroFooterRise {
  from {
    opacity: 0;
    transform: translate3d(-50%, 18px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(-50%, 0, 0);
  }
}

.eyebrow {
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow.blue {
  color: var(--blue);
}

h1,
h2,
h3,
p {
  margin-top: 0;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(74px, 10.6vw, 132px);
  line-height: 0.9;
  font-weight: 900;
  text-wrap: balance;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(44px, 6vw, 72px);
  line-height: 0.98;
  font-weight: 900;
  text-wrap: balance;
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(22px, 2vw, 25px);
  line-height: 1.08;
  font-weight: 850;
  text-wrap: balance;
}

p {
  line-height: 1.55;
}

.hero-content p:last-child {
  width: min(780px, 100%);
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(21px, 2.5vw, 28px);
  line-height: 1.32;
  font-weight: 620;
  text-wrap: balance;
}

.hero-footer {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 28px;
  width: min(1080px, calc(100% - 48px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  font-weight: 700;
}

.hero-footer span {
  max-width: 62ch;
}

.hero-footer a {
  color: white;
}

.scroll-showcase {
  --scene-progress: 0;
  --scene-local: 0;
  min-height: 460svh;
  color: white;
  background:
    radial-gradient(circle at 82% 20%, rgba(65, 105, 225, 0.26), transparent 34%),
    radial-gradient(circle at 14% 80%, rgba(83, 214, 182, 0.12), transparent 32%),
    var(--black);
}

.showcase-sticky {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.8fr);
  align-items: center;
  gap: 70px;
  overflow: hidden;
  padding: 108px max(24px, calc((100% - 1120px) / 2)) 82px;
}

.showcase-copy {
  position: relative;
  z-index: 2;
  width: min(780px, 100%);
}

.showcase-copy-stack {
  position: relative;
  min-height: clamp(620px, 62svh, 760px);
}

.showcase-step {
  position: absolute;
  inset: 0 auto auto 0;
  width: min(720px, 100%);
  opacity: 0;
  transform: translateY(34px) scale(0.98);
  transition: opacity 520ms ease, transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1);
  pointer-events: none;
}

.showcase-step.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.showcase-step span {
  display: inline-flex;
  margin-bottom: 22px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.showcase-step h2 {
  margin-bottom: 24px;
}

.showcase-step p {
  width: min(650px, 100%);
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(18px, 1.7vw, 21px);
  text-wrap: pretty;
}

.showcase-meter {
  width: min(520px, 100%);
  height: 4px;
  margin-top: 24px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.showcase-meter span {
  display: block;
  width: calc(var(--scene-progress) * 100%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), #6ee7d8);
}

.showcase-visual {
  position: relative;
  min-height: 760px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1400px;
}

.showcase-visual::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(65, 105, 225, 0.42), transparent 64%);
  filter: blur(16px);
  transform: scale(calc(0.9 + var(--scene-local) * 0.18));
}

.motion-phone {
  position: relative;
  z-index: 2;
  width: 358px;
  padding: 13px;
  border-radius: 52px;
  background: #111;
  box-shadow: 0 44px 120px rgba(0, 0, 0, 0.52);
  transform:
    rotateY(calc((var(--scene-local) - 0.5) * -10deg))
    rotateX(calc((var(--scene-local) - 0.5) * 4deg))
    translateY(calc((0.5 - var(--scene-local)) * 18px));
  transition: transform 220ms linear;
}

.motion-screen {
  position: relative;
  min-height: 710px;
  overflow: hidden;
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(236, 242, 253, 0.98) 100%);
}

.mock-layer {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 56px 20px 22px;
  color: var(--ink);
  opacity: 0;
  transform: translateY(38px) scale(0.96);
  transition: opacity 420ms ease, transform 560ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.mock-layer.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.mock-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.mock-top span {
  font-size: 28px;
  font-weight: 900;
}

.mock-top strong {
  color: var(--muted);
  font-size: 12px;
}

.mock-current,
.mock-row,
.mock-list-card,
.schedule-pill-row,
.mock-bottom-tabs,
.today-mini-grid div,
.shared-card,
.friend-list,
.board-stack article,
.mock-search,
.mini-timetable {
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 8px;
  background: white;
  box-shadow: 0 16px 34px rgba(17, 24, 39, 0.08);
}

.mock-current {
  padding: 20px;
}

.mock-current small,
.mock-row span,
.mock-list-card span,
.today-mini-grid span,
.shared-card small,
.board-stack span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
}

.mock-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mock-card-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.mock-current h3 {
  margin: 12px 0 14px;
  font-size: 38px;
  line-height: 0.96;
}

.mock-current p {
  margin-bottom: 4px;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 800;
}

.mock-current strong {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.mock-progress {
  height: 8px;
  margin-top: 16px;
  overflow: hidden;
  border-radius: 999px;
  background: #e8edf7;
}

.mock-progress span {
  display: block;
  width: 64%;
  height: 100%;
  background: #5ce0c9;
}

.mock-row {
  padding: 17px;
}

.mock-row span,
.mock-row strong,
.mock-list-card span,
.mock-list-card strong,
.mock-list-card small,
.today-mini-grid span,
.today-mini-grid strong,
.today-mini-grid small {
  display: block;
}

.mock-row strong {
  margin-top: 5px;
  font-size: 18px;
}

.schedule-pill-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  box-shadow: none;
}

.schedule-pill-row span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(17, 24, 39, 0.05);
  font-size: 12px;
  font-weight: 900;
}

.schedule-pill-row .active {
  color: white;
  background: var(--blue);
}

.schedule-pill-row .add {
  width: 32px;
  padding: 0;
  color: var(--blue);
  background: var(--blue-soft);
}

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

.today-mini-grid div {
  padding: 14px;
}

.today-mini-grid strong {
  margin: 8px 0 3px;
  font-size: 24px;
  line-height: 1;
}

.today-mini-grid small,
.mock-list-card small,
.board-stack small {
  color: var(--muted);
  font-size: 11px;
}

.mock-list-card {
  display: grid;
  gap: 1px;
  overflow: hidden;
  background: rgba(17, 24, 39, 0.08);
}

.mock-list-card div {
  padding: 13px 15px;
  background: white;
}

.mock-list-card strong {
  margin: 3px 0;
  font-size: 15px;
  line-height: 1.18;
}

.board-stack {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.board-stack article {
  padding: 14px 15px;
}

.board-stack span,
.board-stack strong {
  display: block;
}

.board-stack strong {
  margin: 5px 0 4px;
  font-size: 15px;
  line-height: 1.18;
}

.mock-search {
  padding: 13px 15px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 760;
  box-shadow: none;
}

.mock-tabs,
.board-pills {
  display: flex;
  gap: 8px;
}

.mock-tabs span,
.board-pills span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(17, 24, 39, 0.05);
  font-size: 11px;
  font-weight: 900;
}

.mock-tabs .active,
.board-pills .active {
  color: white;
  background: var(--blue);
}

.shared-card {
  padding: 15px;
}

.shared-card small {
  display: block;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.shared-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid rgba(17, 24, 39, 0.08);
}

.shared-row:first-of-type {
  border-top: 0;
}

.shared-row strong {
  color: var(--ink);
  font-size: 14px;
}

.shared-row span {
  display: flex;
}

.shared-row b,
.friend-list b {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: -7px;
  border: 2px solid white;
  border-radius: 50%;
  color: white;
  background: var(--blue);
  font-size: 11px;
  font-weight: 900;
}

.shared-row b {
  width: auto;
  min-width: 40px;
  padding: 0 8px;
  border-radius: 999px;
}

.friend-list b {
  min-width: 30px;
  padding: 0;
  border-radius: 50%;
}

.shared-row b:nth-child(2),
.friend-list div:nth-child(2) b {
  background: #ff7a1a;
}

.shared-row b:nth-child(3),
.friend-list div:nth-child(3) b {
  background: #22c1aa;
}

.friend-list {
  display: grid;
  overflow: hidden;
  box-shadow: none;
}

.friend-list div {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 11px;
  align-items: center;
  padding: 11px 14px;
  border-top: 1px solid rgba(17, 24, 39, 0.08);
}

.friend-list div:first-child {
  border-top: 0;
}

.friend-list b {
  margin-left: 0;
}

.friend-list span,
.friend-list small {
  display: block;
}

.friend-list span {
  color: var(--ink);
  font-size: 14px;
  font-weight: 900;
}

.friend-list small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.mini-timetable {
  position: relative;
  padding: 14px 14px 14px 34px;
}

.mini-days {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-align: center;
}

.mini-times {
  position: absolute;
  left: 10px;
  top: 54px;
  bottom: 18px;
  width: 16px;
  display: grid;
  grid-template-rows: repeat(5, 1fr);
  color: var(--muted);
  font-size: 10px;
  font-weight: 900;
  text-align: right;
}

.mini-grid {
  position: relative;
  height: 300px;
  overflow: hidden;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 8px;
  background:
    linear-gradient(90deg, transparent calc(20% - 1px), rgba(17, 24, 39, 0.07) calc(20% - 1px), rgba(17, 24, 39, 0.07) 20%, transparent 20%),
    linear-gradient(180deg, transparent calc(25% - 1px), rgba(17, 24, 39, 0.07) calc(25% - 1px), rgba(17, 24, 39, 0.07) 25%, transparent 25%),
    #fbfcff;
  background-size: 20% 100%, 100% 25%, auto;
}

.mini-grid .block {
  position: absolute;
  width: 18%;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 10px;
  font-size: 10px;
  line-height: 1.1;
  font-weight: 900;
  text-align: center;
}

.mini-grid .b1 {
  left: 20%;
  top: 44px;
  color: #b4232d;
  background: #fff1f2;
  border: 1px solid #ffa1aa;
}

.mini-grid .b2 {
  left: 60%;
  top: 124px;
  color: #1d4ed8;
  background: #eef4ff;
  border: 1px solid #9bbcff;
}

.mini-grid .b3 {
  left: 0;
  top: 178px;
  color: #047857;
  background: #eafaf2;
  border: 1px solid #8ee4b9;
}

.mini-grid .b4 {
  left: 80%;
  top: 88px;
  color: #7c2d12;
  background: #fff7ed;
  border: 1px solid #fdba74;
}

.mock-bottom-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  padding: 10px;
  box-shadow: none;
}

.mock-bottom-tabs span {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(17, 24, 39, 0.04);
  font-size: 10px;
  font-weight: 900;
}

.mock-bottom-tabs .active {
  color: var(--blue);
  background: var(--blue-soft);
}

.statement-section,
.product-hero,
.founder-section,
.roadmap-section,
.closing-section {
  padding: 132px max(24px, calc((100% - 1120px) / 2));
}

.statement-section {
  min-height: 78svh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  text-align: center;
}

.statement-inner {
  width: min(980px, 100%);
}

.statement-inner p:last-child {
  width: min(760px, 100%);
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: clamp(18px, 1.8vw, 22px);
  text-wrap: pretty;
}

.cinema-section {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 128px max(24px, calc((100% - 1120px) / 2));
}

.cinema-section.dark {
  color: white;
  background: var(--black);
}

.cinema-copy {
  width: min(840px, 100%);
}

.cinema-copy p {
  width: min(730px, 100%);
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(18px, 1.7vw, 21px);
  text-wrap: pretty;
}

.product-hero {
  overflow: hidden;
  background: white;
  text-align: center;
  padding-bottom: 92px;
}

.product-heading {
  width: min(900px, 100%);
  margin: 0 auto 64px;
}

.product-heading p:not(.supported-schools-note) {
  width: min(660px, 100%);
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: clamp(18px, 1.8vw, 22px);
  text-wrap: balance;
}

.product-heading .supported-schools-note {
  width: min(760px, 100%);
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  font-weight: 750;
}

.phone-sensor {
  width: 126px;
  height: 34px;
  position: relative;
  z-index: 2;
  margin: 0 auto -20px;
  border-radius: 999px;
  background: #050506;
}

.feature-panels {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.feature-panel {
  min-height: 360px;
  padding: 38px 30px;
  background: var(--paper);
}

.feature-panel span {
  display: block;
  margin-bottom: 80px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.feature-panel p,
.timeline p,
.founder-copy p {
  color: var(--ink-soft);
}

.image-story {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  align-items: center;
  gap: 72px;
  overflow: hidden;
  color: white;
  padding: 128px max(24px, calc((100% - 1120px) / 2));
  background: var(--black);
}

.image-story-copy {
  position: relative;
  z-index: 1;
  width: min(860px, calc(100% - 48px));
}

.image-story-copy p {
  width: min(690px, 100%);
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(18px, 1.8vw, 22px);
  text-wrap: pretty;
}

.system-map {
  position: relative;
  min-height: 560px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 34px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    rgba(255, 255, 255, 0.035);
  background-size: 70px 70px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04), 0 40px 110px rgba(0, 0, 0, 0.32);
}

.system-map::before {
  content: "CM";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 96px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 28px;
  color: white;
  background: var(--blue);
  box-shadow: 0 24px 70px rgba(65, 105, 225, 0.38);
  font-size: 30px;
  font-weight: 900;
  transform: translate(-50%, -50%);
}

.system-map span {
  position: absolute;
  min-width: 138px;
  padding: 13px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  font-size: 13px;
  font-weight: 850;
  text-align: center;
}

.system-map span:nth-child(1) { left: 50%; top: 9%; transform: translateX(-50%); }
.system-map span:nth-child(2) { right: 8%; top: 27%; }
.system-map span:nth-child(3) { right: 12%; bottom: 22%; }
.system-map span:nth-child(4) { left: 11%; bottom: 16%; }
.system-map span:nth-child(5) { left: 7%; top: 25%; }
.system-map span:nth-child(6) { left: 50%; bottom: 8%; transform: translateX(-50%); }

.founder-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.46fr);
  align-items: center;
  gap: 64px;
  background: white;
}

.founder-copy p {
  font-size: 18px;
  text-wrap: pretty;
}

.founders-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.founder-card {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  border-radius: 8px;
  color: white;
  background: var(--ink);
  box-shadow: 0 22px 54px rgba(17, 24, 39, 0.18);
}

.founder-card span {
  width: 62px;
  height: 62px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: auto;
  border-radius: 18px;
  background: var(--blue);
  font-size: 18px;
  font-weight: 900;
}

.founder-card strong {
  display: block;
  font-size: clamp(22px, 2vw, 25px);
  line-height: 1.08;
}

.founder-card p {
  margin: 7px 0 0;
  color: rgba(255, 255, 255, 0.65);
}

.roadmap-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 80px;
  background: var(--paper);
}

.roadmap-heading {
  position: sticky;
  top: 110px;
  align-self: start;
}

.timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.timeline li {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 22px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.timeline span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.timeline h3,
.timeline p {
  margin-bottom: 0;
}

.closing-section {
  min-height: 86svh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  text-align: center;
}

.closing-inner {
  width: min(980px, 100%);
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 12px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 800;
}

.button.primary {
  color: white;
  background: var(--blue);
}

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  padding: 30px max(24px, calc((100% - 1120px) / 2)) 42px;
  color: var(--ink-soft);
  background: white;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

footer span:first-child {
  color: var(--ink);
  font-weight: 900;
}

footer a {
  color: var(--blue);
  font-weight: 800;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 720ms ease, transform 720ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  nav {
    display: none;
  }

  h1 {
    font-size: 92px;
  }

  h2 {
    font-size: 52px;
  }

  .statement-section,
  .product-hero,
  .founder-section,
  .roadmap-section,
  .closing-section,
  .cinema-section,
  .image-story {
    padding-top: 92px;
    padding-bottom: 92px;
  }

  .feature-panels,
  .image-story,
  .founder-section,
  .roadmap-section,
  .showcase-sticky {
    grid-template-columns: 1fr;
  }

  .system-map {
    min-height: 460px;
  }

  .founders-grid {
    max-width: 620px;
  }

  .scroll-showcase {
    min-height: auto;
  }

  .showcase-sticky {
    position: relative;
    gap: 28px;
  }

  .showcase-copy-stack {
    min-height: 620px;
  }

  .showcase-visual {
    min-height: 690px;
  }

  .feature-panel {
    min-height: 260px;
  }

  .feature-panel span {
    margin-bottom: 48px;
  }

  .roadmap-heading {
    position: static;
  }
}

@media (max-width: 620px) {
  .site-header {
    width: calc(100% - 20px);
  }

  .nav-action {
    display: none;
  }

  h1 {
    font-size: 68px;
  }

  h2 {
    font-size: 40px;
  }

  h3 {
    font-size: 22px;
  }

  .hero-content p:last-child,
  .statement-inner p:last-child,
  .product-heading p:last-child,
  .image-story-copy p {
    font-size: 18px;
  }

  .hero-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-canvas {
    width: calc(100% - 28px);
    height: 72svh;
  }

  .founders-grid {
    grid-template-columns: 1fr;
  }

  .image-story-copy {
    width: 100%;
    margin-left: 0;
  }

  .motion-phone {
    width: min(340px, 100%);
  }

  .motion-screen {
    min-height: 710px;
  }

  .showcase-step p {
    font-size: 18px;
  }

  .roadmap-section {
    gap: 38px;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}


/* Desktop sticky + mobile snap split */
.mobile-showcase-snap {
  display: none;
}

@media (max-width: 760px) {
  .scroll-showcase {
    display: none;
  }

  .mobile-showcase-snap {
    display: block;
    background: var(--black);
    color: white;
  }

  .mobile-snap-panel {
    min-height: 100svh;
    display: grid;
    align-content: center;
    gap: 22px;
    padding: 86px 18px 42px;
    scroll-snap-align: start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background:
      radial-gradient(circle at 80% 8%, rgba(65, 105, 225, 0.30), transparent 38%),
      radial-gradient(circle at 8% 90%, rgba(83, 214, 182, 0.13), transparent 36%),
      var(--black);
  }

  .mobile-snap-copy {
    width: 100%;
  }

  .mobile-snap-copy .showcase-step {
    position: relative;
    inset: auto;
    width: 100%;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    transition: none;
  }

  .mobile-snap-copy .showcase-step span {
    margin-bottom: 12px;
    font-size: 12px;
  }

  .mobile-snap-copy .showcase-step h2 {
    margin-bottom: 12px;
    font-size: clamp(32px, 10vw, 44px);
    line-height: 0.98;
  }

  .mobile-snap-copy .showcase-step p {
    width: 100%;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 16px;
    line-height: 1.48;
  }

  .mobile-snap-phone-wrap {
    display: flex;
    justify-content: center;
    width: 100%;
    perspective: 1200px;
  }

  .mobile-snap-phone-wrap .motion-phone {
    width: min(292px, 86vw);
    padding: 10px;
    border-radius: 42px;
    transform: none;
    transition: none;
    box-shadow: 0 26px 80px rgba(0, 0, 0, 0.55);
  }

  .mobile-snap-phone-wrap .phone-sensor {
    width: 100px;
    height: 27px;
    margin-bottom: -16px;
  }

  .mobile-snap-phone-wrap .motion-screen {
    min-height: 575px;
    border-radius: 32px;
  }

  .mobile-snap-phone-wrap .mock-layer {
    position: relative;
    inset: auto;
    min-height: 575px;
    padding: 46px 16px 18px;
    opacity: 1;
    transform: none;
    transition: none;
  }

  .mobile-snap-phone-wrap .mock-layer:not(.active) {
    display: none;
  }

  .mobile-snap-phone-wrap .mock-top span {
    font-size: 23px;
  }

  .mobile-snap-phone-wrap .mock-current h3 {
    font-size: 32px;
  }

  .mobile-snap-phone-wrap .mini-grid {
    height: 232px;
  }

  .mobile-snap-dots {
    display: flex;
    justify-content: center;
    gap: 7px;
    margin-top: -4px;
  }

  .mobile-snap-dots span {
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.26);
  }

  .mobile-snap-dots span.active {
    width: 22px;
    background: var(--blue);
  }

  @supports (scroll-snap-type: y mandatory) {
    .mobile-showcase-snap {
      scroll-snap-type: y mandatory;
    }
  }
}

@media (max-width: 380px) {
  .mobile-snap-panel {
    padding-left: 14px;
    padding-right: 14px;
  }

  .mobile-snap-phone-wrap .motion-phone {
    width: min(272px, 88vw);
  }

  .mobile-snap-phone-wrap .motion-screen,
  .mobile-snap-phone-wrap .mock-layer {
    min-height: 545px;
  }
}