/* =========================================================
   Clause & Code — AI Ecosystem
   Visual direction adapted toward the soft, spacious,
   rounded-card language of simple.life while preserving
   the existing site copy.
   ========================================================= */

:root {
  --bg: #f6f8fc;
  --bg-2: #eef3fb;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --surface-dark: #0f5f84;
  --surface-dark-2: #0b5376;
  --ink: #12314a;
  --ink-soft: #426178;
  --ink-faint: #6e879d;
  --line: rgba(18, 49, 74, 0.1);
  --line-strong: rgba(18, 49, 74, 0.16);
  --gold: #e3b037;
  --gold-strong: #d89b16;
  --blue: #2d6d8b;
  --blue-deep: #194b67;
  --mint: #dff4f8;
  --lav: #edf1ff;
  --shadow: 0 24px 60px rgba(44, 78, 108, 0.12);
  --shadow-soft: 0 14px 34px rgba(44, 78, 108, 0.09);
  --radius-xl: 42px;
  --radius-lg: 34px;
  --radius-md: 24px;
  --radius-sm: 18px;
  --wrap: 1220px;
  --sans: 'Hanken Grotesk', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(900px 500px at 0% 0%, rgba(227, 176, 55, 0.16), transparent 60%),
    radial-gradient(800px 520px at 100% 8%, rgba(133, 208, 235, 0.18), transparent 58%),
    linear-gradient(180deg, #fbfcff 0%, #f4f7fc 44%, #eef3fb 100%);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: rgba(227, 176, 55, 0.32); color: var(--ink); }

main {
  position: relative;
  padding-top: 8px;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 32px;
}

.island-card {
  background: var(--surface);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: rgba(45, 109, 139, 0.45);
}

.pill-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 14px 28px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(180deg, var(--gold) 0%, #db9f24 100%);
  color: #18222d;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  box-shadow: 0 14px 30px rgba(227, 176, 55, 0.28);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  cursor: pointer;
}

.pill-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 36px rgba(227, 176, 55, 0.34);
}

.pill-btn.ghost-dark {
  background: rgba(255, 255, 255, 0.78);
  color: var(--blue-deep);
  box-shadow: inset 0 0 0 1px rgba(45, 109, 139, 0.16);
}

.pill-btn.header-btn {
  min-height: 46px;
  padding: 12px 22px;
  font-size: 15px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue-deep);
  font-size: 15px;
  font-weight: 700;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(25, 75, 103, 0.18);
}

.text-link:hover {
  border-color: rgba(25, 75, 103, 0.42);
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(45, 109, 139, 0.12);
  color: var(--blue-deep);
  box-shadow: var(--shadow-soft);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

section { padding: 92px 0; }

/* nav */
.site-nav {
  position: sticky;
  top: 14px;
  z-index: 80;
  padding: 0 16px;
  /* own compositing layer: stops the backdrop-filter + position:sticky
     repaint glitch some browsers show as a stuck solid bar on reload/scroll */
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  will-change: transform;
  isolation: isolate;
}

.site-nav .inner {
  max-width: var(--wrap);
  margin: 0 auto;
  min-height: 78px;
  padding: 12px 16px 12px 20px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: rgba(44, 108, 138, 0.9);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 42px rgba(20, 58, 82, 0.16);
}

.brand-badge,
.footer-brand-badge {
  display: inline-flex;
  align-items: center;
}

.brand-badge img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-item {
  color: rgba(255, 255, 255, 0.86);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-item:hover { color: #fff; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
  border-radius: 999px;
}

/* hero */
.hero-section {
  padding: 24px 16px 0;
}

.hero-card {
  position: relative;
  max-width: var(--wrap);
  margin: 0 auto;
  min-height: 760px;
  border-radius: 48px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: stretch;
  background:
    radial-gradient(750px 380px at 18% 18%, rgba(255, 216, 103, 0.23), transparent 58%),
    radial-gradient(780px 420px at 100% 0%, rgba(112, 197, 230, 0.24), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(239, 245, 252, 0.94) 100%);
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(500px 280px at 85% 74%, rgba(45, 109, 139, 0.08), transparent 65%),
    radial-gradient(500px 240px at 10% 100%, rgba(227, 176, 55, 0.08), transparent 60%);
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding: 92px 28px 84px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-kicker {
  display: inline-block;
  font-size: clamp(20px, 2.1vw, 28px);
  line-height: 1.2;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 22px;
  max-width: 18ch;
}

.hero-copy h1,
.section-head h2,
.problem-grid h2,
.timeline-card h2,
.invest-copy h2,
.cta-card h2,
.whyus-side p.new {
  font-size: clamp(38px, 4.6vw, 70px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin: 0;
  color: var(--ink);
}

.hero-copy h1 {
  max-width: 11ch;
  margin-bottom: 22px;
}

.hero-copy p.lede {
  max-width: 34ch;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0 0 34px;
}

.hero-copy p.lede strong { color: var(--blue-deep); }

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  z-index: 2;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 44px 34px 40px;
}

.hero-video-shell {
  position: relative;
  height: min(72%, 620px);
  aspect-ratio: 0.566 / 1;
  overflow: hidden;
  border-radius: 40px;
  border: 8px solid rgba(255, 255, 255, 0.82);
  background: #0e1620;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.4), 0 30px 70px rgba(44, 78, 108, 0.16);
}

.install-demo-phone {
  position: absolute;
  overflow: hidden;
  border-radius: 28px;
  background: #0e1620;
  box-shadow: 0 22px 48px rgba(13, 24, 34, 0.22), inset 0 0 0 6px rgba(255,255,255,0.18);
}

.hero-video-shell::before,
.install-demo-phone::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 34%;
  height: 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.14);
  z-index: 2;
}

.hero-video-shell video,
.install-demo-phone video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-strip {
  position: relative;
  z-index: 2;
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 18px 24px 28px;
}

.hero-strip span {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(45, 109, 139, 0.1);
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-strip span b {
  color: var(--blue-deep);
  font-weight: 700;
}

/* section heads */
.section-head {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-head h2 {
  font-size: clamp(34px, 4vw, 58px);
  margin-top: 14px;
}

.section-head p {
  margin: 18px 0 0;
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.section-head p strong { color: var(--blue-deep); }

/* problem */
.problem-grid {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 60px;
  align-items: start;
}

.problem-grid h2 {
  font-size: clamp(34px, 4vw, 58px);
  margin-top: 16px;
}

.problem-grid h2 .hl,
.install-plus .hl,
.whyus-lead .hl,
.whyus-side p.new .hl {
  color: var(--blue);
}

.problem-copy p {
  margin: 0 0 18px;
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.problem-copy .stress {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  margin-bottom: 26px;
}

.problem-copy mark {
  color: inherit;
  background: linear-gradient(transparent 58%, rgba(227, 176, 55, 0.36) 58%);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* install */
.install-section {
  padding: 18px 16px;
}

.install-section .wrap {
  max-width: var(--wrap);
  border-radius: var(--radius-xl);
  padding: 56px 32px;
  background:
    radial-gradient(560px 220px at 0% 0%, rgba(227, 176, 55, 0.12), transparent 60%),
    radial-gradient(620px 240px at 100% 10%, rgba(92, 191, 226, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,0.78), rgba(246, 250, 255, 0.82));
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.install-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.install-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 34px;
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(45, 109, 139, 0.08);
  box-shadow: var(--shadow-soft);
}

.install-card-media {
  grid-template-columns: 82px 1fr 220px;
  align-items: center;
}

.install-num {
  width: 70px;
  height: 70px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(45, 109, 139, 0.96), rgba(25, 75, 103, 0.96));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  box-shadow: 0 14px 24px rgba(28, 74, 100, 0.18);
}

.install-card h3 {
  margin: 0 0 10px;
  font-size: 28px;
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--ink);
}

.install-card p,
.flow-row .flow-text,
.flow-foot {
  margin: 0;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.channel-tile {
  padding: 22px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(241,247,252,0.92));
  border: 1px solid rgba(45, 109, 139, 0.08);
}

.ch-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--blue);
  margin-bottom: 10px;
}

.ch-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 6px;
}

.channel-tile p {
  font-size: 14px;
  line-height: 1.55;
}

.install-demo-phone {
  position: relative;
  width: 180px;
  aspect-ratio: 0.566 / 1;
  justify-self: end;
  border: 6px solid rgba(255, 255, 255, 0.84);
}

.flow-rows {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.flow-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  border-radius: 22px;
  background: rgba(237, 247, 252, 0.8);
  border: 1px solid rgba(45, 109, 139, 0.08);
}

.flow-label {
  min-width: 116px;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.flow-foot {
  margin-top: 16px;
  font-size: 15px;
}

.install-plus {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px 28px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.84), rgba(248,250,255,0.84));
  border: 1px dashed rgba(45, 109, 139, 0.22);
}

.plus-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(227, 176, 55, 0.18);
  color: var(--gold-strong);
  font-size: 26px;
  font-weight: 800;
  flex: none;
}

.install-plus p {
  margin: 0;
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-soft);
  font-weight: 600;
}

/* timeline */
.timeline-section {
  padding: 16px;
}

.timeline-card {
  max-width: var(--wrap);
  margin: 0 auto;
  border-radius: 44px;
  padding: 56px;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 46px;
  align-items: center;
  background:
    radial-gradient(520px 220px at 100% 0%, rgba(95, 196, 232, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,0.88), rgba(242,247,253,0.92));
}

.timeline-card h2 {
  font-size: clamp(34px, 4vw, 56px);
  margin-top: 16px;
}

.timeline-panel {
  padding: 30px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(45, 109, 139, 0.08);
}

.timeline-panel p {
  margin: 0 0 18px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.timeline-panel p em { font-style: normal; font-weight: 800; color: var(--ink); }

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.timeline-tags span {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(235, 243, 251, 0.92);
  border: 1px solid rgba(45, 109, 139, 0.08);
  color: var(--blue-deep);
  font-size: 13px;
  font-weight: 700;
}

/* invest */
.invest-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 56px;
  align-items: center;
}

.invest-copy h2 {
  font-size: clamp(34px, 4vw, 56px);
  margin: 16px 0 18px;
}

.invest-copy p {
  margin: 0 0 12px;
  max-width: 34ch;
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.invest-copy p.fine {
  font-size: 14px;
  color: var(--ink-faint);
}

.price-card {
  border-radius: 40px;
  padding: 40px;
  background:
    radial-gradient(400px 200px at 100% 0%, rgba(255, 214, 95, 0.16), transparent 62%),
    linear-gradient(180deg, rgba(34,95,124,0.97), rgba(16,79,108,0.97));
  color: #fff;
}

.price-card .badge {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.88);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.price-row .cur {
  font-size: 22px;
  font-weight: 700;
  color: rgba(255,255,255,0.74);
}

.price-row .amount {
  font-size: clamp(52px, 6vw, 74px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.price-terms {
  margin: 0 0 20px;
  color: rgba(255,255,255,0.72);
  font-size: 14px;
}

.price-divider {
  height: 1px;
  background: rgba(255,255,255,0.14);
  margin-bottom: 22px;
}

.price-features {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.price-features div {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: rgba(255,255,255,0.88);
  font-size: 15px;
  line-height: 1.5;
}

.check {
  color: #ffd76d;
  font-weight: 800;
}

.price-card .pill-btn {
  width: 100%;
  background: linear-gradient(180deg, #ffd057 0%, #efb92e 100%);
}

/* why us */
.whyus-section {
  padding: 16px;
}

.whyus-card {
  max-width: var(--wrap);
  margin: 0 auto;
  border-radius: 44px;
  padding: 56px;
  background:
    radial-gradient(520px 240px at 0% 0%, rgba(227, 176, 55, 0.14), transparent 58%),
    radial-gradient(420px 220px at 100% 0%, rgba(93, 191, 227, 0.14), transparent 56%),
    linear-gradient(180deg, rgba(255,255,255,0.86), rgba(244,248,253,0.92));
}

.whyus-card .eyebrow { margin-bottom: 20px; }

.whyus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.whyus-lead {
  margin: 0;
  font-size: clamp(22px, 2.3vw, 31px);
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
}

.whyus-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.whyus-side p.old {
  margin: 0;
  font-size: clamp(21px, 2.2vw, 28px);
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink-faint);
}

.strike { text-decoration: line-through; }

.whyus-side p.new {
  font-size: clamp(34px, 4vw, 58px);
}

/* faq */
.faq-section { padding-top: 0; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  padding: 0;
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 30px;
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-icon {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(45, 109, 139, 0.1);
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--blue-deep);
  transform: translate(-50%, -50%);
  transition: transform 0.2s ease;
}

.faq-icon::before { width: 12px; height: 2px; }
.faq-icon::after { width: 2px; height: 12px; }

.faq-item[open] .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg) scaleY(0); }

.faq-answer {
  padding: 0 30px 26px;
}

.faq-answer p {
  margin: 0;
  max-width: 74ch;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* cta */
.cta-section {
  padding: 16px 16px 44px;
}

.cta-card {
  position: relative;
  max-width: var(--wrap);
  margin: 0 auto;
  border-radius: 48px;
  padding: 54px;
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: 20px;
  align-items: center;
  background:
    radial-gradient(600px 260px at 100% 0%, rgba(95, 196, 232, 0.18), transparent 60%),
    radial-gradient(520px 240px at 0% 0%, rgba(227, 176, 55, 0.16), transparent 56%),
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(239,245,251,0.92));
}

.cta-card h2 {
  font-size: clamp(36px, 4.2vw, 60px);
  margin-bottom: 18px;
  max-width: 11ch;
}

.cta-card p {
  margin: 0 0 28px;
  max-width: 34ch;
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.cta-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-visual {
  display: flex;
  justify-content: center;
}

.cta-robot-shell {
  width: min(100%, 420px);
  min-height: 360px;
  padding: 28px 24px 0;
  border-radius: 38px;
  background:
    radial-gradient(240px 120px at 50% 8%, rgba(255,255,255,0.9), transparent 72%),
    linear-gradient(180deg, rgba(255,255,255,0.72), rgba(255,255,255,0.26));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.72), 0 24px 50px rgba(44, 78, 108, 0.1);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.cta-robot-shell img {
  max-height: 340px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 22px 28px rgba(26, 53, 73, 0.15));
}

.site-footer {
  max-width: var(--wrap);
  margin: 34px auto 0;
  padding: 28px 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border-top: 1px solid var(--line);
}

.footer-brand-badge img {
  width: 150px;
  height: auto;
}

.footer-tag {
  margin: 0;
  color: var(--ink-faint);
  font-size: 14px;
  text-align: right;
}

.site-footer-pad { height: 14px; }

/* contact page */
.contact-page {
  padding: 26px 16px 44px;
}

.contact-shell {
  max-width: var(--wrap);
  margin: 0 auto;
  display: grid;
  gap: 24px;
}

.contact-hero,
.contact-grid,
.contact-note {
  border-radius: 40px;
  padding: 44px;
}

.contact-hero {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 28px;
  align-items: center;
  background:
    radial-gradient(420px 180px at 100% 0%, rgba(95, 196, 232, 0.16), transparent 58%),
    radial-gradient(420px 180px at 0% 0%, rgba(227, 176, 55, 0.14), transparent 56%),
    linear-gradient(180deg, rgba(255,255,255,0.9), rgba(241,247,253,0.92));
}

.contact-hero h1 {
  margin: 14px 0 16px;
  font-size: clamp(38px, 4.4vw, 64px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.contact-hero p {
  margin: 0;
  max-width: 34ch;
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.contact-hero-art {
  display: flex;
  justify-content: center;
}

.contact-hero-art img {
  max-height: 260px;
  width: auto;
  object-fit: contain;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  background: rgba(255, 255, 255, 0.76);
}

.contact-option {
  padding: 26px;
  border-radius: 28px;
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(45, 109, 139, 0.08);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-option .small-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
}

.contact-option h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.08;
  font-weight: 800;
}

.contact-option p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.65;
}

.contact-link {
  font-size: 15px;
  font-weight: 800;
  color: var(--blue-deep);
  word-break: break-word;
}

.contact-note {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  background: rgba(255,255,255,0.78);
}

.contact-note h2 {
  margin: 12px 0 0;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.contact-note p,
.contact-note li {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.7;
}

.contact-note ul {
  margin: 0;
  padding-left: 20px;
}

/* responsive */
@media (max-width: 1100px) {
  .hero-card,
  .timeline-card,
  .invest-grid,
  .whyus-grid,
  .cta-card,
  .contact-hero,
  .contact-note,
  .problem-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 480px;
    padding-top: 0;
  }

  .hero-copy {
    padding-bottom: 28px;
  }

  .install-card-media {
    grid-template-columns: 82px 1fr;
  }

  .install-demo-phone {
    justify-self: start;
    margin-left: 106px;
    margin-top: 8px;
  }

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

@media (max-width: 900px) {
  section { padding: 72px 0; }
  .wrap { padding: 0 22px; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }

  .site-nav.open .nav-links {
    position: absolute;
    top: 72px;
    left: 12px;
    right: 12px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: 26px;
    background: rgba(34, 95, 124, 0.96);
    border: 1px solid rgba(255,255,255,0.16);
    box-shadow: 0 24px 38px rgba(20, 58, 82, 0.16);
  }

  .hero-card,
  .cta-card,
  .timeline-card,
  .whyus-card,
  .contact-hero,
  .contact-grid,
  .contact-note,
  .install-section .wrap {
    border-radius: 32px;
  }

  .hero-copy,
  .timeline-card,
  .whyus-card,
  .cta-card,
  .contact-hero,
  .contact-grid,
  .contact-note,
  .install-section .wrap {
    padding-left: 24px;
    padding-right: 24px;
  }

  .hero-copy {
    padding-top: 58px;
    padding-bottom: 18px;
  }

  .hero-copy h1,
  .section-head h2,
  .problem-grid h2,
  .timeline-card h2,
  .invest-copy h2,
  .cta-card h2,
  .whyus-side p.new,
  .contact-hero h1 {
    font-size: clamp(34px, 9vw, 52px);
  }

  .hero-visual {
    min-height: 420px;
    padding: 10px 22px 30px;
  }

  .hero-video-shell {
    height: min(58%, 460px);
  }

  .problem-copy .stress { font-size: 20px; }

  .channel-grid,
  .whyus-grid,
  .invest-grid,
  .problem-grid,
  .timeline-card,
  .cta-card,
  .contact-note {
    gap: 24px;
  }

  .install-card,
  .install-card-media {
    grid-template-columns: 1fr;
    padding: 26px;
  }

  .install-num {
    width: 60px;
    height: 60px;
    font-size: 20px;
    border-radius: 18px;
  }

  .install-demo-phone {
    margin-left: 0;
    justify-self: center;
  }

  .channel-grid { grid-template-columns: 1fr; }
  .flow-row { flex-direction: column; }
  .flow-label { min-width: 0; }
  .cta-visual { order: -1; }
  .cta-robot-shell { min-height: 280px; }
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    padding-left: 8px;
    padding-right: 8px;
  }
  .footer-tag { text-align: left; }
}

@media (max-width: 560px) {
  .site-nav { top: 10px; padding: 0 10px; }
  .site-nav .inner { min-height: 70px; padding: 10px 12px 10px 16px; }
  .brand-badge img { height: 32px; width: auto; }
  .hero-section,
  .install-section,
  .timeline-section,
  .whyus-section,
  .cta-section,
  .contact-page { padding-left: 10px; padding-right: 10px; }
  .hero-copy,
  .timeline-card,
  .whyus-card,
  .cta-card,
  .contact-hero,
  .contact-grid,
  .contact-note,
  .install-section .wrap { padding: 22px; }
  .hero-kicker { font-size: 18px; }
  .hero-visual { min-height: 360px; }
  .hero-video-shell {
    height: min(54%, 380px);
    border-width: 5px;
  }
  .hero-strip { gap: 10px; padding: 10px 16px 18px; }
  .hero-strip span { font-size: 10px; padding: 8px 12px; }
  .pill-btn,
  .pill-btn.header-btn,
  .pill-btn.ghost-dark { width: 100%; }
  .hero-ctas,
  .cta-ctas { flex-direction: column; align-items: stretch; }
  .contact-option { padding: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}