:root {
  --ink: #020a0a;
  --teal: #033740;
  --teal-bright: #0a5c68;
  --cream: #f4f3ed;
  --cream-78: rgba(244, 243, 237, .78);
  --cream-58: rgba(244, 243, 237, .58);
  --cream-14: rgba(244, 243, 237, .14);
  --cream-09: rgba(244, 243, 237, .09);
  --cream-06: rgba(244, 243, 237, .06);
  --teal-soft: rgba(3, 55, 64, .34);
  --line: rgba(244, 243, 237, .13);
  --shadow: 0 32px 80px rgba(0, 0, 0, .35);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1180px;
  --ease-out: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--cream);
  font-family: Montserrat, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: -60px;
  left: 16px;
  padding: 12px 18px;
  border-radius: 12px;
  background: var(--cream);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  transition: top .2s ease;
}

.skip-link:focus {
  top: 16px;
}

.page-shell {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
}

.page-shell::before,
.page-shell::after {
  content: "";
  position: fixed;
  z-index: -2;
  border-radius: 999px;
  filter: blur(90px);
  pointer-events: none;
  opacity: .9;
}

.page-shell::before {
  width: 36rem;
  height: 36rem;
  top: -14rem;
  right: -10rem;
  background: rgba(3, 55, 64, .55);
}

.page-shell::after {
  width: 30rem;
  height: 30rem;
  left: -18rem;
  top: 42rem;
  background: rgba(3, 55, 64, .28);
}

.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .075;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
}

main { display: block; }

.hero {
  min-height: 720px;
  display: grid;
  grid-template-columns: minmax(0, 1.24fr) minmax(320px, .76fr);
  align-items: center;
  gap: 76px;
  padding: 108px 0 68px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  color: var(--cream-78);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.eyebrow-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--teal);
  box-shadow: 0 0 0 7px rgba(3, 55, 64, .28);
  flex: 0 0 auto;
}

h1 {
  max-width: 830px;
  margin: 0;
  font-size: clamp(54px, 7.6vw, 108px);
  line-height: .9;
  letter-spacing: -.062em;
  font-weight: 700;
}

.hero-lead {
  max-width: 700px;
  margin: 30px 0 0;
  color: var(--cream-78);
  font-size: clamp(17px, 1.5vw, 22px);
  line-height: 1.55;
  letter-spacing: -.015em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.btn {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 21px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  transition: transform .22s var(--ease-out), background .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.btn span { transition: transform .22s var(--ease-out); }
.btn:hover span { transform: translateY(2px); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--cream); color: var(--ink); }
.btn-primary:hover { box-shadow: 0 14px 32px rgba(244, 243, 237, .16); }
.btn-secondary { border-color: var(--line); background: var(--cream-06); color: var(--cream); }
.btn-secondary:hover { background: var(--cream-09); border-color: rgba(244, 243, 237, .23); }

.hero-card {
  position: relative;
  min-height: 500px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 70% 20%, rgba(244, 243, 237, .10), transparent 26%),
    linear-gradient(145deg, rgba(3, 55, 64, .82), rgba(2, 10, 10, .92) 66%);
  box-shadow: var(--shadow);
}

.hero-card::before {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  right: -120px;
  bottom: -120px;
  border-radius: 50%;
  border: 1px solid rgba(244, 243, 237, .12);
  box-shadow: 0 0 0 50px rgba(244, 243, 237, .02), 0 0 0 100px rgba(244, 243, 237, .018);
}

.hero-logo-wrap {
  position: absolute;
  inset: 54px 48px auto 48px;
  display: flex;
  justify-content: center;
}

.hero-logo {
  width: auto;
  height: 260px;
  max-width: 72%;
  opacity: .96;
  filter: drop-shadow(0 16px 36px rgba(0,0,0,.18));
}

.hero-card-copy {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 32px;
  padding: 22px;
  border-radius: 22px;
  border: 1px solid rgba(244, 243, 237, .12);
  background: rgba(2, 10, 10, .34);
  backdrop-filter: blur(16px);
}

.hero-card-copy small {
  display: block;
  color: var(--cream-58);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 650;
}

.hero-card-copy strong {
  display: block;
  margin-top: 10px;
  font-size: 21px;
  line-height: 1.25;
  letter-spacing: -.02em;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 130px;
}

.quick-card {
  min-height: 190px;
  position: relative;
  overflow: hidden;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(244, 243, 237, .035);
  transition: transform .3s var(--ease-out), border-color .3s ease, background .3s ease, box-shadow .3s ease;
}

.quick-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% -10%, rgba(244, 243, 237, .14), transparent 55%);
  opacity: 0;
  transition: opacity .3s ease;
}

.quick-card:hover {
  transform: translateY(-6px);
  border-color: rgba(244, 243, 237, .25);
  background: rgba(244, 243, 237, .06);
  box-shadow: 0 20px 46px rgba(0, 0, 0, .28);
}

.quick-card:hover::before { opacity: 1; }

.quick-card::after {
  content: "↗";
  position: absolute;
  right: 24px;
  top: 22px;
  color: var(--cream-58);
  font-size: 19px;
  transition: transform .3s var(--ease-out), color .3s ease;
}

.quick-card:hover::after {
  transform: translate(3px, -3px);
  color: var(--cream);
}

.quick-kicker {
  position: relative;
  color: var(--cream-58);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.quick-card h3 {
  position: relative;
  margin: 52px 0 0;
  max-width: 85%;
  font-size: 25px;
  line-height: 1.15;
  letter-spacing: -.025em;
}

.quick-card p {
  position: relative;
  margin: 10px 0 0;
  color: var(--cream-58);
  font-size: 13px;
  line-height: 1.55;
}

.section {
  padding: 0 0 132px;
}

.section-head {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 64px;
  align-items: end;
  margin-bottom: 54px;
}

.section-label {
  color: var(--cream-58);
  font-size: 12px;
  line-height: 1.4;
  font-weight: 650;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h2 {
  margin: 0;
  font-size: clamp(42px, 5.4vw, 74px);
  line-height: .98;
  letter-spacing: -.05em;
  font-weight: 700;
}

.faq-list {
  border-top: 1px solid var(--line);
}

details {
  position: relative;
  background: rgba(244, 243, 237, 0);
  border-bottom: 1px solid var(--line);
  transition: background .22s ease;
}

details:nth-of-type(even) {
  background: rgba(244, 243, 237, .035);
}

summary {
  list-style: none;
  display: grid;
  grid-template-columns: 56px 1fr 42px;
  gap: 18px;
  align-items: center;
  min-height: 100px;
  padding: 18px 22px 18px 22px;
  cursor: pointer;
  user-select: none;
}

summary::-webkit-details-marker { display: none; }

.faq-question { transition: color .22s ease; }
summary:hover .faq-question { color: var(--cream); }
summary:hover .faq-num { color: var(--cream-78); }

.faq-num {
  color: var(--cream-58);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  transition: color .22s ease;
}

.faq-question {
  font-size: clamp(20px, 2.3vw, 30px);
  line-height: 1.18;
  letter-spacing: -.025em;
  font-weight: 600;
}

.faq-plus {
  position: relative;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: transform .3s var(--ease-out), background .3s ease, border-color .3s ease;
}

summary:hover .faq-plus {
  border-color: rgba(244, 243, 237, .35);
}

.faq-plus::before,
.faq-plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 13px;
  height: 1.5px;
  background: var(--cream);
  transform: translate(-50%, -50%);
  transition: transform .25s ease;
}

.faq-plus::after { transform: translate(-50%, -50%) rotate(90deg); }
details[open] .faq-plus { transform: rotate(45deg); background: var(--cream-06); }

.faq-answer {
  display: grid;
  grid-template-columns: 56px 1fr 42px;
  gap: 18px;
  padding: 0 22px 32px 22px;
  cursor: pointer;
}

.faq-answer p {
  grid-column: 2;
  max-width: 790px;
  margin: 0;
  color: var(--cream-78);
  font-size: 16px;
  line-height: 1.72;
}

.faq-answer a {
  color: var(--cream);
  text-decoration: underline;
  text-decoration-color: rgba(244, 243, 237, .3);
  text-underline-offset: 4px;
  transition: text-decoration-color .2s ease;
  cursor: pointer;
}

.faq-answer a:hover {
  text-decoration-color: rgba(244, 243, 237, .8);
}

.warranty {
  grid-column: 2;
  max-width: 790px;
  margin-top: 26px;
}

.warranty-tabs {
  display: flex;
  gap: 6px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(244, 243, 237, .03);
}

.warranty-tab {
  position: relative;
  appearance: none;
  border: none;
  background: transparent;
  color: var(--cream-58);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: -.01em;
  padding: 13px 30px;
  border-radius: 10px;
  cursor: pointer;
  flex: 1;
  text-align: center;
  transition: background .22s var(--ease-out), color .22s ease;
}

.warranty-tab::before {
  content: "";
  position: absolute;
  left: -3px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 18px;
  background: var(--line);
  transition: opacity .22s ease;
}

.warranty-tab:first-child::before { display: none; }

.warranty-tab.is-active::before,
.warranty-tab.is-active + .warranty-tab::before {
  opacity: 0;
}

.warranty-tab:hover { color: var(--cream); }

.warranty-tab.is-active {
  background: var(--cream);
  color: var(--ink);
}

.warranty-panels {
  position: relative;
  margin-top: 18px;
}

.warranty-panel {
  display: none;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(244, 243, 237, .03);
}

.warranty-panel.is-active {
  display: grid;
  animation: warranty-in .38s var(--ease-out);
}

@keyframes warranty-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.warranty-icon {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--cream);
}

.warranty-icon svg { width: 22px; height: 22px; }

.warranty-icon-premium {
  border-color: transparent;
  background: var(--cream);
  color: var(--ink);
  box-shadow: 0 8px 20px rgba(244, 243, 237, .18);
}

.warranty-copy strong {
  display: block;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.warranty-copy p {
  margin: 8px 0 0;
  color: var(--cream-78);
  font-size: 14.5px;
  line-height: 1.6;
}

.warranty-copy ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.warranty-copy li {
  position: relative;
  padding-left: 20px;
  color: var(--cream-78);
  font-size: 14px;
  line-height: 1.5;
}

.warranty-copy li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--cream-58);
}

.warranty-copy small {
  display: block;
  margin-top: 14px;
  color: var(--cream-58);
  font-size: 12px;
  line-height: 1.55;
}

@media (max-width: 640px) {
  .warranty-tab { padding: 10px 4px; font-size: 12px; white-space: nowrap; }
  .warranty-panel { grid-template-columns: 1fr; padding: 18px; }
  .warranty-icon { margin-bottom: 4px; }
}

.contact-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 44px;
  align-items: end;
  padding: 48px;
  border-radius: var(--radius-xl);
  background: var(--cream);
  color: var(--ink);
  box-shadow: 0 30px 70px rgba(0,0,0,.20);
}

.contact-panel::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  right: -180px;
  top: -240px;
  border-radius: 50%;
  background: rgba(3, 55, 64, .13);
}

.contact-panel .section-label { color: rgba(2, 10, 10, .55); }
.contact-panel h2 { max-width: 730px; }
.contact-panel p {
  max-width: 650px;
  margin: 22px 0 0;
  color: rgba(2, 10, 10, .62);
  font-size: 16px;
  line-height: 1.6;
}

.contact-actions {
  display: grid;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.contact-link {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  min-height: 58px;
  padding: 0 18px;
  border: 1px solid rgba(2, 10, 10, .13);
  border-radius: 16px;
  font-size: 14px;
  font-weight: 700;
  overflow: hidden;
  transition: transform .22s var(--ease-out), background .22s ease, border-color .22s ease;
}

.contact-link:hover {
  transform: translateX(4px);
  background: rgba(2, 10, 10, .04);
  border-color: rgba(2, 10, 10, .22);
}

.contact-link span:last-child {
  font-size: 18px;
  transition: transform .25s var(--ease-out);
}

.contact-link:hover span:last-child {
  transform: translate(3px, -3px);
}

footer {
  padding: 36px 0 42px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 24px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

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

.footer-title { font-size: 16px; font-weight: 700; letter-spacing: .04em; }
.footer-meta { margin-top: 9px; color: var(--cream-58); font-size: 12px; line-height: 1.7; }

.footer-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  justify-content: flex-end;
}

.social {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--cream-78);
  font-size: 12px;
  font-weight: 650;
  transition: background .2s ease, color .2s ease, transform .2s var(--ease-out), border-color .2s ease;
}

.social:hover {
  background: var(--cream-06);
  color: var(--cream);
  border-color: rgba(244, 243, 237, .3);
  transform: translateY(-2px);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .65s ease, transform .65s var(--ease-out);
}

.reveal.is-visible { opacity: 1; transform: none; }

/* stagger children of a reveal group */
.reveal-group.is-visible > * {
  transition-delay: calc(var(--stagger-index, 0) * 70ms);
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 46px;
    padding: 72px 0 54px;
  }
  .hero-card { min-height: 460px; }
  .quick-grid { grid-template-columns: 1fr; margin-bottom: 100px; }
  .quick-card { min-height: 156px; }
  .quick-card h3 { margin-top: 34px; }
  .section-head { grid-template-columns: 1fr; gap: 18px; }
  .contact-panel { grid-template-columns: 1fr; padding: 36px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-socials { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 40px), var(--container)); }
  .hero { padding-top: 64px; }
  h1 { font-size: clamp(48px, 16vw, 72px); }
  .hero-lead { font-size: 16px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .hero-card { min-height: 400px; border-radius: 26px; }
  .hero-logo-wrap { inset: 42px 42px auto; }
  .hero-logo { height: 220px; }
  .hero-card-copy { left: 20px; right: 20px; bottom: 20px; }
  .quick-card { border-radius: 20px; }
  .section { padding-bottom: 98px; }
  summary { grid-template-columns: 32px 1fr 36px; gap: 12px; min-height: 88px; padding: 16px; }
  .faq-answer { grid-template-columns: 32px 1fr 36px; gap: 12px; padding: 0 16px 26px; }
  .faq-answer p { font-size: 15px; }
  .contact-panel { padding: 28px 22px; border-radius: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}