/* ── TERAVUNA — style.css ── */
:root {
  --bg:       #F0F5F1;
  --fg:       #04342C;
  --mid:      #1D9E75;
  --accent:   #5DCAA5;
  --card:     #FFFFFF;
  --muted:    #5A7A6E;
  --border:   #C6DDD4;
  --tag-bg:   #E1F5EE;
  color-scheme: light;
}

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

html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Outfit', system-ui, sans-serif;
}

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding-block: 16px;
  padding-left: max(24px, env(safe-area-inset-left,0px));
  padding-right: max(24px, env(safe-area-inset-right,0px));
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}
.nav-logo-text {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: .01em;
  color: var(--fg);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--muted);
  text-decoration: none;
  transition: color .15s;
}
.nav-links a:hover { color: var(--fg); }
.nav-cta {
  background: var(--fg);
  color: #fff !important;
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: .04em;
  text-decoration: none;
  transition: opacity .15s;
}
.nav-cta:hover { opacity: .85; }
@media (max-width: 600px) {
  .nav-links li:not(:last-child) { display: none; }
}

/* ── HERO ── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-block: 80px 64px;
  padding-left: max(24px, env(safe-area-inset-left,0px));
  padding-right: max(24px, env(safe-area-inset-right,0px));
}
.hero-logo {
  width: min(180px, 48vw);
  height: auto;
  margin-bottom: 36px;
  object-fit: contain;
}
.hero-tagline {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 24px;
}
.hero-headline {
  font-size: clamp(30px, 5.5vw, 52px);
  font-weight: 800;
  line-height: 1.12;
  text-wrap: balance;
  max-width: 660px;
  color: var(--fg);
  margin-bottom: 20px;
}
.hero-headline span { color: var(--mid); }
.hero-body {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.btn-primary {
  background: var(--fg);
  color: #fff;
  padding: 14px 30px;
  border-radius: 10px;
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: opacity .15s;
}
.btn-primary:hover { opacity: .85; }
.btn-ghost {
  background: transparent;
  color: var(--fg);
  padding: 14px 30px;
  border-radius: 10px;
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: border-color .15s;
}
.btn-ghost:hover { border-color: var(--mid); }

/* ── SUBSIDIARIES STRIP ── */
.strip {
  background: var(--fg);
  padding-block: 48px;
  padding-left: max(24px, env(safe-area-inset-left,0px));
  padding-right: max(24px, env(safe-area-inset-right,0px));
}
.strip-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 32px;
}
.sub-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 2px solid rgba(93,202,165,.25);
  padding-left: 18px;
}
.sub-code {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
}
.sub-name {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
}
.sub-desc {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,.55);
}

/* ── WHY ── */
.why {
  padding-block: 80px;
  padding-left: max(24px, env(safe-area-inset-left,0px));
  padding-right: max(24px, env(safe-area-inset-right,0px));
}
.why-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 800;
  line-height: 1.18;
  text-wrap: balance;
  color: var(--fg);
  margin-bottom: 44px;
  max-width: 480px;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.why-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow .2s;
}
.why-card:hover { box-shadow: 0 4px 24px rgba(4,52,44,.08); }
.why-icon {
  width: 40px;
  height: 40px;
  background: var(--tag-bg);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.why-card h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--fg);
}
.why-card p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ── CONTACT ── */
.contact {
  background: var(--fg);
  padding-block: 72px;
  padding-left: max(24px, env(safe-area-inset-left,0px));
  padding-right: max(24px, env(safe-area-inset-right,0px));
}
.contact-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 56px;
  justify-content: space-between;
}
.contact .section-label { color: var(--accent); }
.contact .section-title { color: #fff; }
.contact-block { display: flex; flex-direction: column; gap: 6px; }
.contact-block h4 {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.contact-block p {
  font-size: 14px;
  color: #fff;
  font-weight: 500;
}
.contact-block span {
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
.email-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.email-row span {
  font-size: 14px;
  color: rgba(255,255,255,.8);
}
.copy-email {
  background: rgba(93,202,165,.15);
  border: 1px solid rgba(93,202,165,.3);
  border-radius: 6px;
  padding: 3px 10px;
  font-size: 11px;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
  transition: background .15s;
}
.copy-email:hover { background: rgba(93,202,165,.25); }

/* ── FOOTER ── */
footer {
  background: #021f19;
  padding-block: 32px;
  padding-left: max(24px, env(safe-area-inset-left,0px));
  padding-right: max(24px, env(safe-area-inset-right,0px));
  text-align: center;
}
footer p {
  font-size: 12px;
  color: rgba(255,255,255,.35);
  line-height: 1.8;
}
footer strong { color: rgba(255,255,255,.6); font-weight: 700; }