/* === OSIAM — Le Studio · Shared Styles === */

:root {
  --forest: #1E3A2E;
  --forest-light: #2a4a3c;
  --terra: #C76B3E;
  --terra-light: #d4783f;
  --sand: #EFE6D4;
  --sand-lt: #F7F1E0;
  --sage: #8FA38A;
  --ink: #0F0F0F;
  --white: #FFFFFF;
  --grey-m: #5A5A5A;
  --grey-l: #8E8E8E;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, system-ui, sans-serif;
  --max-w: 1200px;
  --gutter: 24px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); color: var(--ink); background: var(--sand); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { border: none; cursor: pointer; font-family: inherit; }
ul { list-style: none; }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter); }
.kicker { font-size: 11px; letter-spacing: 0.28em; font-weight: 600; text-transform: uppercase; color: var(--terra); }
.fr-i { font-family: var(--font-display); font-style: italic; font-weight: 400; }
.fr-r { font-family: var(--font-display); font-weight: 400; }
.fr-r5 { font-family: var(--font-display); font-weight: 500; }

.section-title { font-family: var(--font-display); font-style: italic; font-size: clamp(28px, 4vw, 48px); color: var(--forest); line-height: 1.05; margin-top: 10px; }

/* ===== NAV ===== */
.nav { position: sticky; top: 0; z-index: 100; background: rgba(239,230,212,0.92); border-bottom: 0.5px solid rgba(30,58,46,0.12); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav .wrap { display: flex; justify-content: space-between; align-items: center; height: 88px; }
.nav-logo { display: flex; align-items: center; gap: 0; }
.nav-logo-img { height: 72px; width: auto; flex-shrink: 0; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 13px; color: var(--forest); transition: opacity 0.2s; position: relative; }
.nav-links a:hover { opacity: 0.65; }
.nav-links a.active::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 1.5px; background: var(--terra); }
.nav-cta { background: var(--forest); color: var(--sand) !important; padding: 10px 20px; font-size: 12px; font-weight: 500; transition: background 0.2s; opacity: 1 !important; }
.nav-cta:hover { background: var(--forest-light); }
.nav-burger { display: none; background: none; width: 28px; height: 28px; flex-direction: column; justify-content: center; gap: 5px; }
.nav-burger span { display: block; width: 100%; height: 2px; background: var(--forest); transition: 0.3s; }

.nav-overlay { display: none; position: fixed; top: 88px; left: 0; right: 0; bottom: 0; background: var(--sand); z-index: 99; padding: 32px var(--gutter); flex-direction: column; }
.nav-overlay.open { display: flex; }
.nav-overlay a { font-size: 24px; color: var(--forest); padding: 16px 0; border-bottom: 0.5px solid rgba(30,58,46,0.12); font-family: var(--font-display); font-style: italic; }
.nav-overlay .btn-mobile { display: block; margin-top: 24px; background: var(--forest); color: var(--sand); padding: 16px; text-align: center; font-size: 14px; font-weight: 600; }

/* ===== BUTTONS ===== */
.btn-primary { display: inline-block; background: var(--forest); color: var(--sand); padding: 14px 24px; font-size: 13px; font-weight: 500; transition: background 0.2s; }
.btn-primary:hover { background: var(--forest-light); }
.btn-terra { display: inline-block; background: var(--terra); color: var(--forest); padding: 14px 24px; font-size: 13px; font-weight: 600; transition: background 0.2s; }
.btn-terra:hover { background: var(--terra-light); }
.btn-outline { display: inline-block; border: 1px solid var(--forest); color: var(--forest); padding: 13px 24px; font-size: 13px; font-weight: 500; transition: all 0.2s; }
.btn-outline:hover { background: var(--forest); color: var(--sand); }

/* ===== PAGE HERO ===== */
.page-hero { padding: 80px 0 64px; }
.page-hero h1 { font-family: var(--font-display); font-style: italic; font-size: clamp(42px, 6vw, 76px); line-height: 0.92; color: var(--forest); letter-spacing: -0.03em; }
.page-hero .lead { font-size: 17px; color: var(--forest); line-height: 1.6; opacity: 0.8; max-width: 520px; margin-top: 20px; }

/* ===== STATS BAND ===== */
.stats { background: var(--forest); padding: 48px 0; }
.stats .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-num { font-family: var(--font-display); font-style: italic; font-size: 52px; color: var(--terra); line-height: 1; }
.stat-lbl { font-size: 11px; color: var(--sage); margin-top: 10px; letter-spacing: 0.12em; font-weight: 500; }

/* ===== CTA BAND ===== */
.cta-band { background: var(--terra); padding: 64px 0; }
.cta-band .wrap { display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.cta-band h2 { font-family: var(--font-display); font-style: italic; font-size: clamp(24px, 3.5vw, 36px); color: var(--forest); line-height: 1.15; max-width: 700px; }
.cta-band .btn-cta { background: var(--forest); color: var(--sand); padding: 16px 28px; font-size: 14px; font-weight: 600; white-space: nowrap; transition: background 0.2s; flex-shrink: 0; }
.cta-band .btn-cta:hover { background: var(--forest-light); }

/* ===== FOOTER ===== */
.footer { background: var(--forest); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 32px; border-bottom: 0.5px solid var(--sage); }
.footer-brand { font-family: var(--font-display); font-style: italic; font-size: 30px; color: var(--sand); margin-bottom: 6px; }
.footer-sub { font-size: 12px; color: var(--sage); line-height: 1.6; }
.footer-col-title { color: var(--terra); font-size: 10px; font-weight: 600; letter-spacing: 0.22em; margin-bottom: 12px; }
.footer-link { display: block; color: var(--sand); font-size: 13px; line-height: 2; transition: opacity 0.2s; }
.footer-link:hover { opacity: 0.7; }
.footer-copy { font-size: 11px; color: var(--sage); margin-top: 20px; text-align: center; letter-spacing: 0.06em; }

/* ===== CARDS (shared) ===== */
.card-white { background: var(--white); padding: 32px 26px; transition: transform 0.2s; }
.card-white:hover { transform: translateY(-3px); }
.card-sand { background: var(--sand); padding: 24px; }

/* ===== SCROLL REVEAL ===== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .stats .wrap { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .cta-band .wrap { flex-direction: column; text-align: center; }
  .page-hero { padding: 56px 0 40px; }
}

@media (max-width: 640px) {
  :root { --gutter: 18px; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .page-hero { padding: 40px 0 32px; }
  .stat-num { font-size: 36px; }
  .stats { padding: 36px 0; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ===== LANGUAGE SELECTOR ===== */
.lang-switch { display: flex; align-items: center; gap: 6px; margin-left: 8px; }
.lang-switch a { font-size: 11px; font-weight: 600; letter-spacing: 0.06em; color: var(--forest); opacity: 0.4; transition: opacity 0.2s; }
.lang-switch a:hover { opacity: 0.8; }
.lang-switch a.active { opacity: 1; color: var(--terra); }
.lang-switch .sep { color: var(--forest); opacity: 0.2; font-size: 10px; }