:root {
  --dark: #071f1d;
  --deep: #061615;
  --teal: #0fb9c7;
  --mint: #28d99b;
  --gold: #d5b266;
  --cream: #f7f2ea;
  --ink: #172225;
  --muted: #b7c6c4;
  --line: rgba(255, 255, 255, .13);
  --card: rgba(255, 255, 255, .06);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, Arial, sans-serif; background: var(--deep); color: #fff; }
a { color: inherit; }

.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(6, 22, 21, .94); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-container {
  max-width: 1320px; margin: 0 auto; padding: 10px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
}
.logo { width: 118px; height: auto; display: block; }
.nav-menu { display: flex; align-items: center; gap: 20px; min-width: 0; }
.nav-link {
  font-size: .75rem; font-weight: 850; text-transform: uppercase; letter-spacing: .06em;
  text-decoration: none; color: rgba(255,255,255,.78); white-space: nowrap;
}
.nav-link:hover { color: #fff; }
.nav-cta {
  background: linear-gradient(135deg, var(--teal), #08a7bd); color: #fff; text-decoration: none;
  padding: 12px 20px; border-radius: 999px; font-weight: 900; font-size: .75rem;
  text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; line-height: 1;
}
.hamburger { display: none; background: none; border: 0; width: 40px; height: 40px; gap: 5px; flex-direction: column; align-items: center; justify-content: center; }
.hamburger span { width: 22px; height: 2px; background: #fff; display: block; }
.mobile-menu { display: none; position: fixed; top: 64px; left: 0; right: 0; z-index: 999; background: #061615; border-bottom: 1px solid var(--line); padding: 20px 24px; }
.mobile-menu.active { display: grid; gap: 18px; }

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; }
.hero {
  min-height: 86vh; padding: 142px 24px 76px;
  background:
    linear-gradient(90deg, rgba(6,22,21,.98), rgba(7,31,29,.84) 50%, rgba(7,31,29,.42)),
    var(--hero-image, url("../assets/images/implante-dental.jpeg")) center right / cover no-repeat;
  display: flex; align-items: center;
}
.hero-content { max-width: 860px; }
.eyebrow { color: var(--gold); font-weight: 900; text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; margin-bottom: 22px; }
.hero h1, .section h2, .cta-band h2 {
  font-family: Georgia, "Times New Roman", serif; letter-spacing: 0; line-height: .98; margin: 0; color: var(--cream);
}
.hero h1 { font-size: clamp(3.1rem, 7.5vw, 7rem); max-width: 980px; }
.lead { font-size: clamp(1.05rem, 2vw, 1.32rem); line-height: 1.8; color: #e7efed; max-width: 820px; margin: 28px 0 0; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; border-radius: 999px; padding: 15px 25px; font-weight: 900; }
.btn-primary { background: var(--mint); color: #03201b; }
.btn-outline { border: 1px solid rgba(255,255,255,.35); color: #fff; }

.trust-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: rgba(255,255,255,.08); }
.trust-item { background: #092825; padding: 22px 24px; text-align: center; color: #e8fbf8; font-weight: 800; }
.section { padding: 88px 24px; background: #0b0b0b; }
.section.alt { background: var(--cream); color: var(--ink); }
.section h2 { font-size: clamp(2.4rem, 5.4vw, 4.8rem); max-width: 980px; margin-bottom: 20px; }
.section .lead { color: #c9d4d2; }
.section.alt .lead { color: #4c5a62; }
.grid-3 { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; margin-top: 34px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; margin-top: 34px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; text-decoration: none; }
.alt .card { background: #fff; border: 1px solid #e3ded4; }
.card h3 { margin: 0 0 12px; font-size: 1.22rem; }
.card p, .card li { color: var(--muted); line-height: 1.75; margin: 0; }
.alt .card p, .alt .card li { color: #38464f; }
.number { color: var(--gold); font-weight: 900; letter-spacing: .12em; text-transform: uppercase; font-size: .74rem; margin-bottom: 10px; }
.note { border-left: 4px solid var(--gold); padding: 22px 24px; background: rgba(213,178,102,.1); margin-top: 34px; max-width: 900px; line-height: 1.8; color: #dfeae8; }
.alt .note { color: #38464f; background: #fff7e5; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: start; }
.check-list { display: grid; gap: 14px; margin: 28px 0 0; padding: 0; list-style: none; }
.check-list li { padding-left: 28px; position: relative; color: #d6e2e0; line-height: 1.7; }
.alt .check-list li { color: #38464f; }
.check-list li:before { content: ""; position: absolute; left: 0; top: .55em; width: 10px; height: 10px; border-radius: 50%; background: var(--mint); }
.faq details { border-top: 1px solid rgba(255,255,255,.14); padding: 22px 0; }
.faq summary { cursor: pointer; font-weight: 900; font-size: 1.1rem; }
.faq p { color: var(--muted); line-height: 1.8; max-width: 840px; }
.cta-band { background: linear-gradient(135deg,#06302e,#0793a3); padding: 74px 24px; text-align: center; }
.cta-band h2 { font-size: clamp(2.5rem,5vw,4.8rem); margin: 0 auto 18px; max-width: 940px; }
.cta-band p { margin: 0 auto; max-width: 760px; color: #e9fffb; line-height: 1.8; }
.footer { background: #050505; padding: 58px 24px 28px; color: #fff; }
.footer-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr repeat(3,1fr); gap: 34px; }
.footer-logo { width: 135px; }
.footer p, .footer a { color: #bdbdbd; line-height: 1.7; }
.footer h4 { margin: 0 0 14px; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-links a { text-decoration: none; }
.footer-bottom { max-width: 1180px; margin: 34px auto 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 16px; color: #888; }
.whatsapp-float { position: fixed; right: 22px; bottom: 22px; width: 60px; height: 60px; border-radius: 50%; background: #25d366; color: #fff; display: flex; align-items: center; justify-content: center; text-decoration: none; z-index: 999; box-shadow: 0 14px 38px rgba(37,211,102,.38); }
.whatsapp-float svg { width: 34px; height: 34px; fill: currentColor; }
.wa-tooltip { position: absolute; right: 72px; background: #111; color: #fff; border: 1px solid rgba(255,255,255,.18); border-radius: 8px; padding: 10px 13px; white-space: nowrap; font-weight: 800; opacity: 0; transform: translateX(8px); transition: .2s; }
.whatsapp-float:hover .wa-tooltip { opacity: 1; transform: none; }
@media (max-width: 1120px) {
  .nav-menu { gap: 14px; }
  .nav-link { font-size: .68rem; }
  .nav-cta { padding: 11px 16px; font-size: .68rem; }
  .logo { width: 104px; }
}
@media (max-width: 980px) {
  .nav-container { align-items: flex-start; }
  .nav-menu {
    display: flex;
    flex: 1;
    overflow-x: auto;
    gap: 16px;
    padding: 4px 0 8px;
    scrollbar-width: none;
  }
  .nav-menu::-webkit-scrollbar { display: none; }
  .hamburger { display: none; }
  .nav-cta { padding: 10px 14px; }
  .hero { min-height: auto; padding-top: 125px; background-position: center; }
  .hero h1 { font-size: clamp(3rem,14vw,5rem); }
  .trust-strip, .grid-3, .grid-2, .split, .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 68px 20px; }
  .footer-bottom { flex-direction: column; }
  .wa-tooltip { display: none; }
}