@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  --bg: #f7f9fc;
  --surface: #ffffff;
  --ink: #0f172a;
  --muted: #4b5563;
  --line: #dbe2ea;
  --brand: #0e7490;
  --brand-2: #16a34a;
  --accent: #f97316;
  --deep: #082f49;
  --shadow: 0 18px 45px rgba(8, 47, 73, 0.12);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  background-color: var(--bg);
  overflow-x: hidden;
  overflow-y: scroll;
  overflow-y: scroll;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  width: 100%;
}

body {
  font-family: 'Be Vietnam Pro', sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, #dff5f5 0%, rgba(223, 245, 245, 0) 36%),
    radial-gradient(circle at left 110%, #dbeafe 0%, rgba(219, 234, 254, 0) 28%),
    var(--bg);
  line-height: 1.55;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

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

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

.container {
  width: min(1140px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(8px);
  background: rgba(247, 249, 252, 0.88);
  border-bottom: 1px solid rgba(219, 226, 234, 0.7);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.26rem;
  font-weight: 700;
}

.brand-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--accent), #facc15);
  box-shadow: 0 0 0 5px rgba(249, 115, 22, 0.14);
}

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

.main-nav a {
  color: #1e293b;
  font-weight: 500;
  padding: 7px 10px;
  border-radius: 10px;
  transition: 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--brand);
  background: #e8f9ff;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-shell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.search-shell input {
  border: 0;
  outline: 0;
  padding: 10px 14px;
  font: inherit;
  width: 220px;
}

.btn,
button {
  border: 0;
  border-radius: 12px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
}

.btn-primary {
  background: linear-gradient(125deg, var(--brand), #0284c7);
  color: #fff;
  box-shadow: 0 10px 24px rgba(14, 116, 144, 0.35);
}

.btn-secondary {
  color: var(--deep);
  background: #e0f2fe;
}

.mobile-toggle {
  display: none;
  background: #fff;
  border: 1px solid var(--line);
  padding: 8px 10px;
}

.section {
  padding: 68px 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 34px;
  align-items: center;
}

.hero h1 {
  margin: 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
}

.lead {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 16px 0 26px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 28px;
}

.pill {
  font-size: 0.9rem;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid #cce3ee;
  background: #f8fdff;
  color: #115e73;
  font-weight: 600;
}

.price-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.price {
  font-size: 1.7rem;
  font-weight: 800;
  color: #0c4a6e;
}

.old-price {
  color: #64748b;
  text-decoration: line-through;
}

.hero-card {
  background: linear-gradient(155deg, #fef7ed, #e0f2fe 60%, #ecfccb);
  border-radius: 28px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.hero-card img {
  border-radius: 20px;
  width: 100%;
}

.hero-note {
  margin-top: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid #fff;
  border-radius: 14px;
  padding: 10px 12px;
  font-size: 0.92rem;
}

.section-title {
  margin: 0 0 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 2.4vw, 2.3rem);
}

.section-desc {
  margin: 0 0 26px;
  color: var(--muted);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  transition: 0.22s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: #9dd8e9;
  box-shadow: 0 14px 26px rgba(14, 116, 144, 0.12);
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: #e0f2fe;
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.feature-card h3 {
  margin: 0 0 7px;
  font-size: 1.02rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.band {
  background: linear-gradient(130deg, #082f49, #0e7490 68%, #16a34a);
  border-radius: 24px;
  color: #fff;
  padding: 30px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 24px;
  align-items: center;
}

.spec-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.spec-list li {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  padding: 10px 12px;
}

.lifestyle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.lifestyle-grid img {
  border-radius: 16px;
  border: 1px solid var(--line);
}

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

.quote {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}

.quote p {
  margin: 0 0 14px;
  color: #334155;
}

.quote strong {
  font-size: 0.95rem;
}

.cta {
  background: linear-gradient(145deg, #ecfeff, #dcfce7 60%);
  border: 1px solid #bae6fd;
  border-radius: 24px;
  padding: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.footer {
  background: #082f49;
  color: #dbe7ef;
  margin-top: 76px;
  padding-top: 46px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr 0.9fr 1fr;
  gap: 18px;
}

.footer h4 {
  margin: 0 0 14px;
  color: #f8fafc;
}

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

.footer-bottom {
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  margin-top: 24px;
  padding: 18px 0;
  color: #c8d5df;
  font-size: 0.93rem;
}

/* Product details */
.product-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.gallery-main {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
}

.thumb-row {
  margin-top: 12px;
  display: flex;
  gap: 10px;
}

.thumb {
  width: 84px;
  height: 84px;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  background: #fff;
}

.thumb.active {
  border-color: #38bdf8;
}

.product-info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 24px;
}

.tag {
  display: inline-block;
  margin-bottom: 8px;
  padding: 6px 10px;
  background: #e0f2fe;
  color: #075985;
  font-size: 0.84rem;
  border-radius: 999px;
  font-weight: 700;
}

.color-list {
  display: flex;
  gap: 8px;
  margin: 10px 0 14px;
}

.color-dot {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px #cbd5e1;
}

.qty {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin-right: 10px;
}

.qty button {
  width: 38px;
  background: #fff;
  border-right: 1px solid var(--line);
}

.qty button:last-child {
  border-right: 0;
  border-left: 1px solid var(--line);
}

.qty input {
  width: 40px;
  border: 0;
  text-align: center;
  font: inherit;
  font-weight: 600;
}

.faq {
  margin-top: 18px;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-q {
  width: 100%;
  background: transparent;
  padding: 14px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-a {
  display: none;
  color: var(--muted);
  padding: 0 0 14px;
}

.faq-item.open .faq-a {
  display: block;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 24px;
}

.about-layout,
.commit-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
  align-items: center;
}

.news-wrap {
  width: min(680px, 100%);
  margin: 0 auto;
}

.form-grid {
  display: grid;
  gap: 10px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  font: inherit;
  outline: 0;
}

input:focus,
textarea:focus,
select:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.17);
}

.note {
  margin: 0;
  font-size: 0.9rem;
  color: #64748b;
}

@media (max-width: 980px) {
  .search-shell,
  .main-nav,
  .nav-cta .desktop-only {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .main-nav.open {
    position: absolute;
    top: 76px;
    left: 16px;
    right: 16px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px;
    display: grid;
    gap: 8px;
  }

  .hero,
  .band,
  .product-wrap,
  .about-layout,
  .commit-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lifestyle-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 52px 0;
  }

  .grid-4 {
    grid-template-columns: 1fr;
  }

  .cta {
    flex-direction: column;
    align-items: flex-start;
  }
}
/* Animations & Loader */
.page-loader {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--line);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* View Transitions for Multi-Page */
@view-transition {
  navigation: auto;
}


header, main, footer { width: 100%; }


/* Fix View Transition Root offset bug */
::view-transition-group(root) {
  animation-duration: 0.3s;
}
::view-transition-old(root),
::view-transition-new(root) {
  width: 100%;
}

/* Image Hover Effects */
.card { overflow: hidden; }
.card img { transition: transform 0.4s ease; display: block; }
.card:hover img { transform: scale(1.05); }

.gallery-main { overflow: hidden; }
.gallery-main img { transition: transform 0.4s ease; width: 100%; display: block; }
.gallery-main:hover img { transform: scale(1.06); }

.thumb { overflow: hidden; }
.thumb img { transition: transform 0.3s ease; }
.thumb:hover img { transform: scale(1.15); }

/* Checkout Grid Layout */
.checkout-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 900px) {
  .checkout-grid {
    grid-template-columns: 1fr;
  }
}