/* Usama International — Premium B2B export theme */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,500&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&display=swap');

:root {
  --brand-green: #1e4d40;
  --brand-green-light: #2a6b58;
  --brand-orange: #e07a3a;
  --brand-orange-light: #f0a574;
  --pink: #c9787a;
  --pink-light: #e8b4b6;
  --pink-dark: #9e5558;
  --pink-glow: rgba(201, 120, 122, 0.25);
  --charcoal: #141418;
  --charcoal-soft: #1e1e24;
  --charcoal-muted: #2a2a32;
  --white: #faf9f7;
  --white-pure: #ffffff;
  --text: #1a1a1f;
  --text-muted: #5c5854;
  --bg: var(--white);
  --bg-elevated: var(--white-pure);
  --border: rgba(20, 20, 24, 0.08);
  --shadow: 0 4px 24px rgba(20, 20, 24, 0.06);
  --shadow-lg: 0 20px 60px rgba(20, 20, 24, 0.12);
  --radius: 12px;
  --radius-lg: 20px;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --header-h: 72px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --text: #f0eeeb;
  --text-muted: #a8a4a0;
  --bg: var(--charcoal);
  --bg-elevated: var(--charcoal-soft);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--pink-dark); text-decoration: none; }
a:hover { color: var(--pink); }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.5rem, 5vw, 3.75rem); }
h2 { font-size: clamp(2rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 2.5vw, 1.65rem); }
p { margin: 0 0 1rem; }
.lead { font-size: 1.125rem; color: var(--text-muted); max-width: 42rem; }
.container { width: min(1200px, 100% - 2rem); margin-inline: auto; }
.section { padding: clamp(3rem, 8vw, 6rem) 0; }
.section-header { text-align: center; margin-bottom: 3rem; }
.text-gradient {
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .inner { display: flex; align-items: center; gap: 1rem; min-height: var(--header-h); }
.logo {
  display: flex; align-items: center; gap: 0.65rem;
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; color: var(--text);
}
.logo-mark {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(145deg, var(--brand-orange-light), var(--brand-orange));
  display: grid; place-items: center; color: white; font-weight: 700;
}
.logo { color: var(--brand-green); }
[data-theme="dark"] .logo { color: var(--white); }
.nav-desktop { display: none; flex: 1; flex-wrap: wrap; gap: 0.25rem 1rem; justify-content: center; }
.nav-desktop a { color: var(--text-muted); font-size: 0.85rem; font-weight: 500; }
.nav-desktop a:hover, .nav-desktop a.active { color: var(--text); border-bottom: 2px solid var(--pink); }
.header-actions { display: flex; align-items: center; gap: 0.5rem; margin-left: auto; }
.control-select, .theme-toggle {
  padding: 0.4rem 0.6rem; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg-elevated); color: var(--text); font: inherit;
}
.theme-toggle { width: 40px; height: 40px; cursor: pointer; display: grid; place-items: center; }
[data-theme="light"] .icon-moon, [data-theme="dark"] .icon-sun { display: none; }
.nav-toggle {
  padding: 0.5rem 0.75rem; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-elevated); cursor: pointer; font: inherit; color: var(--text);
}
.nav-mobile { display: none; flex-direction: column; gap: 0.5rem; padding: 1rem 0 1.5rem; }
.nav-mobile.open { display: flex; }
.nav-mobile a { padding: 0.65rem 0; color: var(--text); font-weight: 500; border-bottom: 1px solid var(--border); }
.btn-nav-cta { background: var(--pink) !important; color: white !important; border-radius: 8px; padding: 0.5rem 1rem !important; }
@media (min-width: 1024px) { .nav-desktop { display: flex; } .nav-toggle { display: none; } .header-actions { margin-left: 0; } }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.btn {
  display: inline-flex; align-items: center; padding: 0.85rem 1.5rem; border-radius: 10px;
  font-weight: 600; border: 2px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform 0.25s, box-shadow 0.25s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--brand-green), var(--brand-green-light)); color: white; box-shadow: 0 4px 20px rgba(30, 77, 64, 0.25); }
.btn-primary:hover { background: linear-gradient(135deg, var(--brand-green-light), var(--brand-green)); }
.btn-primary:hover { color: white; }
.btn-secondary { background: var(--bg-elevated); color: var(--text); border-color: var(--border); }
.btn-whatsapp { background: #25d366; color: white; }

.hero {
  padding: clamp(4rem, 10vw, 7rem) 0;
  background: radial-gradient(ellipse 80% 60% at 70% 20%, var(--pink-glow), transparent), var(--bg);
}
.hero-grid { display: grid; gap: 3rem; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.1fr 0.9fr; } }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.4rem 0.85rem;
  border-radius: 999px; background: var(--bg-elevated); border: 1px solid var(--border);
  font-size: 0.8rem; font-weight: 600; color: var(--text-muted); margin-bottom: 1.25rem;
}
.hero-badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pink); }
.hero-visual { aspect-ratio: 1; max-width: 480px; margin-inline: auto; }
.hero-salt-block {
  width: 100%; height: 100%; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #f5d0d2, var(--pink-light), var(--pink), var(--pink-dark));
  box-shadow: var(--shadow-lg);
}
.hero-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
@media (min-width: 500px) { .hero-stats { grid-template-columns: repeat(4, 1fr); } }
.stat-item strong { display: block; font-family: var(--font-display); font-size: 2rem; color: var(--pink-dark); }
.stat-item span { font-size: 0.85rem; color: var(--text-muted); }

.grid-2, .grid-3, .grid-4 { display: grid; gap: 1.5rem; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.card {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.5rem; transition: transform 0.25s, box-shadow 0.25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-icon {
  width: 52px; height: 52px; border-radius: 12px; background: var(--pink-glow);
  display: grid; place-items: center; font-size: 1.5rem; margin-bottom: 1rem;
}
.product-card { overflow: hidden; padding: 0; }
.product-card-visual {
  height: 160px; background: linear-gradient(145deg, var(--pink-light), var(--pink));
  display: grid; place-items: center; font-size: 3rem;
}
.product-card-body { padding: 1.25rem; }
.product-card-meta { display: flex; gap: 1rem; flex-wrap: wrap; font-size: 0.8rem; color: var(--text-muted); margin: 0.75rem 0; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; justify-content: center; }
.filter-btn {
  padding: 0.5rem 1rem; border-radius: 999px; border: 1px solid var(--border);
  background: var(--bg-elevated); font: inherit; cursor: pointer; color: var(--text-muted);
}
.filter-btn.active, .filter-btn:hover { background: var(--pink); color: white; border-color: var(--pink); }

.form-grid { display: grid; gap: 1rem; }
@media (min-width: 640px) { .form-grid-2 { grid-template-columns: 1fr 1fr; } }
label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.35rem; }
input, select, textarea {
  width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--border); border-radius: 10px;
  font: inherit; background: var(--bg-elevated); color: var(--text);
}
textarea { min-height: 120px; resize: vertical; }
.form-panel { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2rem; }

.page-hero { padding: clamp(2.5rem, 6vw, 4rem) 0; background: var(--charcoal-soft); color: var(--white); text-align: center; }
.page-hero .lead { color: rgba(255,255,255,0.75); margin-inline: auto; }

.testimonial { font-style: italic; font-family: var(--font-display); font-size: 1.2rem; }
.testimonial cite { display: block; margin-top: 1rem; font-style: normal; font-size: 0.9rem; color: var(--text-muted); }

.export-map { max-width: 800px; margin-inline: auto; border-radius: var(--radius-lg); border: 1px solid var(--border); overflow: hidden; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.gallery-item { aspect-ratio: 4/3; border-radius: var(--radius); background: linear-gradient(145deg, var(--pink-light), var(--pink-dark)); }

.faq-item { border-bottom: 1px solid var(--border); }
.faq-q { width: 100%; text-align: left; padding: 1.25rem 0; background: none; border: none; font: inherit; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; }
.faq-a { padding: 0 0 1.25rem; color: var(--text-muted); display: none; }
.faq-item.open .faq-a { display: block; }

.site-footer { background: var(--charcoal); color: rgba(255,255,255,0.85); padding: 4rem 0 2rem; margin-top: 4rem; }
.site-footer a { color: rgba(255,255,255,0.75); }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 2rem; }
.footer-grid h4 { color: white; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-bottom { padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.85rem; color: rgba(255,255,255,0.5); }
.newsletter-form { display: flex; gap: 0.5rem; margin-top: 0.75rem; }
.newsletter-form input { flex: 1; }

.whatsapp-float {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 90; width: 56px; height: 56px;
  border-radius: 50%; background: #25d366; color: white; display: grid; place-items: center;
  font-size: 1.75rem; box-shadow: 0 4px 20px rgba(37,211,102,0.4);
}
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s, transform 0.6s; }
.reveal.visible { opacity: 1; transform: none; }

.cert-grid { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.cert-badge { padding: 1rem 1.5rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--bg-elevated); font-weight: 700; }
.video-wrap { aspect-ratio: 16/9; border-radius: var(--radius-lg); overflow: hidden; background: var(--charcoal); }
.video-wrap iframe { width: 100%; height: 100%; border: 0; }

.data-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.data-table th, .data-table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
.status-badge { padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
.status-quoted { background: rgba(201,120,122,0.2); color: var(--pink-dark); }
.status-production { background: rgba(59,130,246,0.15); color: #2563eb; }
.status-shipped { background: rgba(34,197,94,0.15); color: #16a34a; }