:root {
  --ocean: #1b3a4b;
  --ocean-deep: #102530;
  --sand: #e8dcc4;
  --bone: #f7f4ec;
  --foam: #a8c0b0;
  --copper: #c17b4a;
  --copper-dark: #9a5f36;
  --ink: #23303a;
  --muted: #6b7681;
  --line: #d8cfbc;
  --radius: 16px;
  --radius-pill: 999px;
  --shadow: 0 10px 40px rgba(27,58,75,0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', -apple-system, sans-serif;
  background: var(--bone);
  color: var(--ink);
  line-height: 1.65;
  font-size: 16px;
  font-weight: 400;
}

h1, h2, h3, h4 {
  font-family: 'Tenor Sans', Georgia, serif;
  font-weight: 400;
  color: var(--ocean);
  line-height: 1.2;
  letter-spacing: 0.005em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.05rem; font-family: 'Outfit', sans-serif; font-weight: 600; letter-spacing: 0.02em; }

a { color: var(--copper); text-decoration: none; transition: color 0.25s ease; }
a:hover { color: var(--copper-dark); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* ---------- Header ---------- */
header {
  background: var(--bone);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(6px);
}

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0;
  gap: 24px;
}

.logo {
  font-family: 'Tenor Sans', serif;
  font-size: 1.45rem;
  color: var(--ocean);
  letter-spacing: 0.06em;
  display: flex; align-items: center; gap: 10px;
  text-transform: uppercase;
}

.logo-mark {
  width: 30px; height: 30px;
  background: var(--ocean);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--sand); font-size: 0.9rem;
}

.nav-links { display: flex; gap: 30px; list-style: none; align-items: center; }
.nav-links a {
  color: var(--ocean); font-size: 0.92rem; font-weight: 500;
  letter-spacing: 0.02em; position: relative;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 1px; background: var(--copper);
  transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--ocean); }

.lang-switch {
  display: flex; gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--bone);
}
.lang-switch button {
  background: none; border: none; cursor: pointer;
  padding: 7px 14px; font-family: 'Outfit', sans-serif;
  font-size: 0.82rem; font-weight: 500; color: var(--muted);
  letter-spacing: 0.06em;
}
.lang-switch button.active {
  background: var(--ocean); color: var(--bone);
}

.cart-link {
  position: relative;
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--ocean); font-weight: 500; font-size: 0.92rem;
  letter-spacing: 0.02em;
}
.cart-count {
  background: var(--copper); color: var(--bone);
  font-size: 0.72rem; border-radius: 50%;
  width: 20px; height: 20px;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 600;
}

.burger { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--ocean); }

/* ---------- Wave divider ---------- */
.wave-divider {
  display: block; width: 100%; height: 60px;
  margin: 0; padding: 0;
}

/* ---------- Hero ---------- */
.hero {
  padding: 90px 0 60px;
  background: var(--bone);
  position: relative;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1.05fr;
  gap: 70px; align-items: center;
}
.hero-label {
  display: inline-block;
  font-size: 0.75rem; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--copper);
  font-weight: 600; margin-bottom: 22px;
  padding: 6px 14px;
  border: 1px solid var(--copper);
  border-radius: var(--radius-pill);
}
.hero h1 { margin-bottom: 24px; }
.hero h1 em { color: var(--copper); font-style: normal; }
.hero p { color: var(--muted); font-size: 1.08rem; margin-bottom: 34px; max-width: 520px; }

.hero-img {
  background: var(--sand);
  border-radius: var(--radius);
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.hero-img::after {
  content: ""; position: absolute; right: -40px; bottom: -40px;
  width: 180px; height: 180px; border-radius: 50%;
  background: var(--foam); opacity: 0.35;
}
.hero-img img { position: relative; z-index: 1; border-radius: 8px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 15px 36px;
  background: var(--ocean);
  color: var(--bone);
  border: none;
  border-radius: var(--radius-pill);
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  letter-spacing: 0.04em;
}
.btn:hover { background: var(--ocean-deep); color: var(--bone); transform: translateY(-2px); }
.btn-outline {
  background: transparent; color: var(--ocean);
  border: 1.5px solid var(--ocean);
}
.btn-outline:hover { background: var(--ocean); color: var(--bone); }
.btn-copper { background: var(--copper); }
.btn-copper:hover { background: var(--copper-dark); }

/* ---------- Sections ---------- */
section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 56px; }
.section-title h2 { margin-bottom: 14px; }
.section-title p { color: var(--muted); font-size: 1.05rem; }

/* ---------- Product card ---------- */
.product-card {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
  background: var(--sand);
  border-radius: var(--radius);
  padding: 50px;
}
.product-img {
  background: var(--bone);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
}
.product-info h3 { font-size: 1.9rem; margin-bottom: 10px; }
.price {
  font-family: 'Tenor Sans', serif;
  font-size: 2.1rem; color: var(--copper);
  margin: 18px 0 26px;
}
.price small {
  font-size: 0.9rem; color: var(--muted);
  font-family: 'Outfit', sans-serif;
}

/* ---------- Features ---------- */
.features {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.feature {
  background: var(--bone);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-icon {
  width: 56px; height: 56px;
  background: var(--foam);
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: var(--ocean);
}
.feature h4 { margin-bottom: 10px; color: var(--ocean); }
.feature p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Reviews ---------- */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.review {
  background: var(--bone);
  border-radius: var(--radius);
  padding: 32px;
  border-top: 3px solid var(--copper);
  box-shadow: var(--shadow);
}
.review p { font-style: italic; color: var(--ink); margin-bottom: 16px; font-size: 1rem; }
.review-author { font-weight: 600; color: var(--ocean); font-size: 0.88rem; letter-spacing: 0.04em; }

/* ---------- Forms ---------- */
.form-card {
  max-width: 580px; margin: 0 auto;
  background: var(--bone);
  border-radius: var(--radius);
  padding: 44px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block; margin-bottom: 8px;
  font-size: 0.88rem; font-weight: 500; color: var(--ocean);
  letter-spacing: 0.03em;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bone);
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  color: var(--ink);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--copper);
}

/* ---------- Cart ---------- */
.cart-table { width: 100%; border-collapse: collapse; margin-bottom: 30px; }
.cart-table th, .cart-table td {
  padding: 18px 12px; text-align: left;
  border-bottom: 1px solid var(--line);
}
.cart-table th {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--muted); font-weight: 500;
}
.cart-total { text-align: right; font-size: 1.2rem; margin-bottom: 30px; }
.cart-total strong { color: var(--copper); font-family: 'Tenor Sans', serif; font-size: 1.5rem; }

/* ---------- FAQ ---------- */
.faq-item {
  background: var(--bone);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.25s;
}
.faq-item.open { border-color: var(--copper); }
.faq-q {
  width: 100%; text-align: left;
  background: none; border: none; cursor: pointer;
  padding: 22px 26px;
  font-family: 'Tenor Sans', serif;
  font-size: 1.05rem;
  color: var(--ocean);
  display: flex; justify-content: space-between; align-items: center;
  letter-spacing: 0.01em;
}
.faq-q::after {
  content: "+"; font-size: 1.4rem; color: var(--copper);
  font-family: 'Outfit', sans-serif; font-weight: 300;
  transition: transform 0.3s;
}
.faq-item.open .faq-q::after { content: "\2212"; }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 26px;
  color: var(--muted);
}
.faq-item.open .faq-a { max-height: 500px; padding-bottom: 22px; }

/* ---------- Legal ---------- */
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-content h2 { margin-top: 44px; margin-bottom: 16px; font-size: 1.35rem; }
.legal-content p { margin-bottom: 16px; color: var(--muted); }
.legal-content ul { margin: 0 0 18px 24px; color: var(--muted); }
.legal-content li { margin-bottom: 8px; }

/* ---------- Footer ---------- */
footer {
  background: var(--ocean);
  color: var(--bone);
  padding: 70px 0 0;
  margin-top: 0;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 50px;
}
.footer-grid h4 {
  color: var(--foam);
  font-family: 'Outfit', sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  font-weight: 500;
}
.footer-grid p, .footer-grid a, .footer-grid li {
  color: #c7cfd4; font-size: 0.93rem; line-height: 1.9;
}
.footer-grid a:hover { color: var(--sand); }
.footer-grid ul { list-style: none; }
.footer-brand {
  font-family: 'Tenor Sans', serif;
  font-size: 1.35rem; color: var(--bone);
  margin-bottom: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.cert-badges { display: flex; gap: 8px; margin-top: 20px; flex-wrap: wrap; }
.cert-badges span {
  font-size: 0.68rem; padding: 5px 12px;
  border: 1px solid #35505e;
  border-radius: var(--radius-pill);
  color: var(--foam);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.footer-bottom {
  border-top: 1px solid #2a4757;
  padding: 24px 0;
  text-align: center;
  font-size: 0.82rem;
  color: #7b8b96;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Thank you ---------- */
.thanks { text-align: center; padding: 110px 0; max-width: 660px; margin: 0 auto; }
.thanks .check {
  width: 84px; height: 84px;
  background: var(--foam);
  color: var(--ocean);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.3rem;
  margin: 0 auto 32px;
}
.thanks h1 { margin-bottom: 22px; }
.thanks p { color: var(--muted); font-size: 1.08rem; margin-bottom: 14px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .product-card { grid-template-columns: 1fr; gap: 40px; }
  .features, .reviews { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .nav-links { display: none; }
  .burger { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bone); padding: 24px;
    border-bottom: 1px solid var(--line);
    gap: 18px;
  }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
  .form-card { padding: 28px; }
  .product-card { padding: 28px; }
  .hero { padding: 60px 0 40px; }
}