/* WTK — Watenka S.A.S. Website Styles — Aptos Edition */

:root {
  --forest: #0B3D2E;
  --emerald: #1A7A5C;
  --green: #27AE60;
  --bright: #34D399;
  --mint: #F0FDF4;
  --surface: #ECFDF5;
  --white: #FFFFFF;
  --text: #1C1C1C;
  --muted: #6B7B75;
  --border: #D1E7DD;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Aptos', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: var(--text); line-height: 1.7; background: var(--white); }

/* ── NAV ── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  background: var(--forest); border-bottom: none;
  padding: 0.7rem 2.5rem; display: flex; align-items: center; justify-content: space-between;
  transition: box-shadow 0.3s;
}
nav.scrolled { box-shadow: 0 2px 15px rgba(0,0,0,0.15); }
.nav-brand { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; }
.nav-brand img { height: 32px; filter: brightness(10); }
.nav-brand span { font-size: 1.25rem; color: var(--white); font-weight: 700; letter-spacing: 0.5px; }
.nav-brand .wtk { font-size: 0.65rem; font-weight: 600; color: var(--bright); letter-spacing: 3px; margin-left: 2px; }
.nav-links { display: flex; gap: 1.5rem; list-style: none; align-items: center; }
.nav-links a {
  color: rgba(255,255,255,0.8); text-decoration: none; font-size: 0.88rem; font-weight: 500;
  padding: 0.4rem 0; border-bottom: 2px solid transparent; transition: all 0.3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); border-bottom-color: var(--bright); }
.nav-cta {
  background: var(--green); color: var(--white) !important; padding: 0.5rem 1.2rem !important;
  border-radius: 8px !important; border: none !important; font-weight: 600 !important; transition: all 0.3s;
}
.nav-cta:hover { background: var(--emerald) !important; transform: translateY(-1px); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); margin: 4px 0; transition: 0.3s; border-radius: 2px; }

/* ── LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
section { padding: 5rem 0; }
.section-mint { background: var(--mint); }
.section-white { background: var(--white); }

/* ── TYPOGRAPHY ── */
.page-title {
  font-size: 2.5rem; font-weight: 700;
  color: var(--forest); margin-bottom: 1rem; line-height: 1.2;
}
.page-subtitle { font-size: 1.05rem; color: var(--muted); max-width: 600px; line-height: 1.7; margin-bottom: 2.5rem; }
.accent-line { width: 40px; height: 3px; background: var(--green); border-radius: 2px; margin-bottom: 1.5rem; }
.tag { display: inline-block; background: var(--surface); color: var(--emerald); font-size: 0.75rem; font-weight: 600; padding: 0.3rem 0.8rem; border-radius: 20px; letter-spacing: 0.5px; margin-bottom: 1rem; }

/* ── HERO (HOME) ── */
.hero {
  min-height: 92vh; display: flex; align-items: center;
  background: var(--forest);
  position: relative; overflow: hidden; padding: 0;
}
.hero-bg {
  position: absolute; top: 0; right: 0; width: 55%; height: 100%;
  background: url('img/oso.jpg') center center / cover no-repeat;
}
.hero-bg::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(90deg, var(--forest) 0%, rgba(11,61,46,0.7) 30%, rgba(11,61,46,0) 60%);
}
.hero-bg::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 40%;
  background: linear-gradient(0deg, var(--forest) 0%, transparent 100%);
}
.hero-content {
  max-width: 1200px; margin: 0 auto; position: relative; z-index: 2;
  padding: 8rem 3rem 4rem; width: 100%;
}
.hero-text { max-width: 550px; }
.hero-text .brand { font-size: 4rem; color: var(--white); line-height: 1; margin-bottom: 1.8rem; font-weight: 700; letter-spacing: 1px; }
.hero-text .tagline { font-size: 1.3rem; color: rgba(255,255,255,0.9); font-style: italic; line-height: 1.5; margin-bottom: 1rem; font-weight: 400; }
.hero-text .desc { color: rgba(255,255,255,0.6); font-size: 0.95rem; line-height: 1.7; margin-bottom: 2rem; }
.hero-text .tag { background: rgba(39,174,96,0.2); color: var(--bright); }

/* ── BUTTONS ── */
.btn { display: inline-block; padding: 0.85rem 2rem; border-radius: 8px; font-weight: 600; font-size: 0.9rem; text-decoration: none; transition: all 0.3s; font-family: inherit; }
.btn-primary { background: var(--green); color: var(--white); }
.btn-primary:hover { background: var(--emerald); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(39,174,96,0.25); }
.btn-outline { background: transparent; color: var(--green); border: 2px solid var(--green); }
.btn-outline:hover { background: var(--green); color: var(--white); }

/* ── CARDS ── */
.card {
  background: var(--white); border: 1px solid var(--border); border-radius: 14px;
  padding: 2rem; transition: all 0.3s;
}
.card:hover { border-color: var(--green); transform: translateY(-3px); box-shadow: 0 8px 25px rgba(0,0,0,0.06); }
.card-icon { width: 44px; height: 44px; background: var(--surface); border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; font-size: 1.3rem; }
.card h3 { font-size: 1.1rem; color: var(--forest); margin-bottom: 0.5rem; font-weight: 700; }
.card p { color: var(--muted); font-size: 0.88rem; line-height: 1.6; }
.card ul { list-style: none; margin-top: 0.6rem; }
.card ul li { color: var(--muted); font-size: 0.82rem; padding: 0.2rem 0 0.2rem 1rem; position: relative; }
.card ul li::before { content: '›'; position: absolute; left: 0; color: var(--green); font-weight: 700; }

/* ── GRIDS ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }

/* ── VALUE STRIP ── */
.value-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
.value-item { text-align: center; padding: 1.5rem; }
.value-item .v-icon { font-size: 2rem; margin-bottom: 0.6rem; }
.value-item h4 { color: var(--forest); font-size: 1rem; margin-bottom: 0.3rem; font-weight: 700; }
.value-item p { color: var(--muted); font-size: 0.82rem; }

/* ── SECTOR PILLS ── */
.sector-pill {
  background: var(--white); border: 1px solid var(--border); border-radius: 12px;
  padding: 1.5rem 1rem; text-align: center; transition: all 0.3s;
}
.sector-pill:hover { border-color: var(--green); background: var(--surface); transform: translateY(-2px); }
.sector-pill .s-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.sector-pill span { display: block; font-size: 0.88rem; font-weight: 500; color: var(--forest); }

/* ── DIFFERENTIALS ── */
.diff-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem 1.5rem; background: var(--white); border-radius: 10px; border-left: 3px solid var(--green); margin-bottom: 1rem; }
.diff-dot { width: 8px; height: 8px; background: var(--green); border-radius: 50%; flex-shrink: 0; margin-top: 0.6rem; }
.diff-item h4 { font-size: 0.92rem; color: var(--forest); margin-bottom: 0.15rem; font-weight: 700; }
.diff-item p { color: var(--muted); font-size: 0.85rem; }

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.contact-card { background: var(--forest); border-radius: 16px; padding: 3rem; color: var(--white); }
.contact-card h3 { font-size: 1.8rem; margin-bottom: 0.5rem; font-weight: 700; }
.contact-card .sub { color: rgba(255,255,255,0.7); font-style: italic; margin-bottom: 2rem; }
.contact-item { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }
.contact-icon { width: 38px; height: 38px; background: rgba(39,174,96,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-icon svg { width: 16px; height: 16px; fill: var(--bright); }
.contact-item a, .contact-item span { color: var(--white); text-decoration: none; font-size: 0.92rem; }
.contact-item a:hover { color: var(--bright); }
.contact-right { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.contact-right img { width: 150px; opacity: 0.5; margin-bottom: 1.5rem; }
.contact-right p { color: var(--muted); font-size: 0.9rem; font-style: italic; }

/* ── PAGE HEADER ── */
.page-header { padding: 7rem 0 3rem; background: var(--mint); border-bottom: 1px solid var(--border); }

/* ── FOOTER ── */
footer { background: var(--forest); padding: 3rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-brand { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.8rem; }
.footer-brand img { height: 28px; filter: brightness(10); }
.footer-brand span { font-size: 1.1rem; color: var(--white); font-weight: 700; }
.footer-desc { color: rgba(255,255,255,0.5); font-size: 0.82rem; line-height: 1.6; max-width: 300px; }
.footer-col h4 { color: var(--bright); font-size: 0.8rem; letter-spacing: 1px; font-weight: 600; margin-bottom: 0.8rem; text-transform: uppercase; }
.footer-col a { display: block; color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.85rem; padding: 0.2rem 0; transition: color 0.3s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 1.5rem; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.75rem; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-bg { width: 100%; opacity: 0.3; }
  .hero-content { padding: 7rem 2rem 4rem; }
  .hero-text .brand { font-size: 2.8rem; }
  .hero-text { max-width: 100%; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .value-strip { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-right { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--forest); flex-direction: column; padding: 1rem 2rem; gap: 0.5rem; border-bottom: none; }
  .nav-links.active { display: flex; }
  .nav-toggle { display: block; }
  .hero-text .brand { font-size: 2.8rem; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  section { padding: 3rem 0; }
  .page-title { font-size: 2rem; }
  .container { padding: 0 1.2rem; }
}