/* =========================================================
   Clínica Dental OC — Liberia, Guanacaste, Costa Rica
   Design tokens
   Sky   : #3FA9D9  primary sky blue (Pacific sky)
   Deep  : #0B4F6C  deep ocean blue (headers, dark sections)
   Sand  : #FAF6EC  warm sand background (Guanacaste beaches)
   Coral : #F2764E  sunset coral (CTAs, the one warm accent)
   Mint  : #E7F4F3  pale reef mint (card backgrounds)
   Ink   : #123043  body text
   ========================================================= */

:root{
  --sky:#3FA9D9;
  --sky-light:#8FD3EE;
  --sky-deep:#0B4F6C;
  --sky-deeper:#083A50;
  --sand:#FAF6EC;
  --coral:#F2764E;
  --coral-dark:#DB5C36;
  --mint:#E7F4F3;
  --ink:#123043;
  --ink-soft:#3F5F6D;
  --white:#FFFFFF;
  --line:#D9E7EA;

  --font-display:'Playfair Display', Georgia, serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --radius:14px;
  --radius-sm:8px;
  --shadow:0 10px 30px -12px rgba(11,79,108,0.25);
  --shadow-sm:0 4px 14px -6px rgba(11,79,108,0.18);
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--sand);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--sky-deep);
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-.01em;
}
p{margin:0 0 1em;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--coral);
  font-weight:600;
  display:inline-block;
  margin-bottom:12px;
}
:focus-visible{outline:3px solid var(--coral);outline-offset:2px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-display);
  font-weight:600;
  font-size:.98rem;
  padding:14px 26px;
  border-radius:100px;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--coral);color:var(--white);box-shadow:var(--shadow-sm);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px -10px rgba(219,92,54,.5);background:var(--coral-dark);}
.btn-outline{background:transparent;border-color:var(--white);color:var(--white);}
.btn-outline:hover{background:rgba(255,255,255,.14);}
.btn-sky{background:var(--sky-deep);color:var(--white);}
.btn-sky:hover{background:var(--sky-deeper);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:.85rem;}
.btn-block{width:100%;justify-content:center;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(250,246,236,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;max-width:var(--maxw);margin:0 auto;
  gap:20px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-display);
  font-weight:700;font-size:1.25rem;color:var(--sky-deep);
}
.logo .mark{
  width:38px;height:38px;border-radius:50%;
  background:conic-gradient(from 200deg, var(--sky), var(--sky-deep));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:1.1rem;font-weight:700;flex-shrink:0;
}
.logo-img{
  width:52px;height:52px;object-fit:cover;flex-shrink:0;
  border-radius:50%;border:2px solid var(--white);
  box-shadow:0 2px 10px -2px rgba(11,79,108,0.35);
}
footer .logo-img{
  width:58px;height:58px;border-color:rgba(255,255,255,.15);
}
.logo small{display:block;font-family:var(--font-body);font-weight:500;font-size:.62rem;color:var(--ink-soft);letter-spacing:.05em;text-transform:uppercase;}

nav.main-nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap;}
nav.main-nav a{
  font-size:.88rem;font-weight:600;color:var(--ink-soft);
  padding:10px 12px;border-radius:8px;transition:background .15s, color .15s;
}
nav.main-nav a:hover,nav.main-nav a.active{background:var(--mint);color:var(--sky-deep);}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--sky-deep);cursor:pointer;}

@media (max-width:980px){
  nav.main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--white);flex-direction:column;align-items:stretch;
    padding:10px;box-shadow:var(--shadow);border-radius:0 0 14px 14px;
  }
  nav.main-nav.open{display:flex;}
  nav.main-nav a{padding:12px 16px;border-bottom:1px solid var(--line);}
  .nav-toggle{display:block;}
  .header-cta .btn-sm span.long{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg, var(--sky-deep) 0%, var(--sky-deeper) 55%, #062A3B 100%);
  color:#fff;padding:90px 0 120px;
}
.hero .route-line{position:absolute;inset:0;opacity:.35;pointer-events:none;}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;}
.hero h1{color:#fff;font-size:clamp(2.1rem,4.4vw,3.4rem);}
.hero p.lead{font-size:1.15rem;color:#D7ECF3;max-width:520px;}
.hero-cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;}
.hero-stats{display:flex;gap:28px;margin-top:44px;flex-wrap:wrap;}
.hero-stats div{border-left:2px solid rgba(255,255,255,.25);padding-left:14px;}
.hero-stats strong{display:block;font-family:var(--font-display);font-size:1.6rem;color:#fff;}
.hero-stats span{font-size:.8rem;color:#B9DCE8;}
.hero-visual{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);padding:26px;backdrop-filter:blur(6px);
}
.hero-visual h3{color:#fff;font-size:1.05rem;}
.hero-visual .photo-slot{
  aspect-ratio:4/3;border-radius:10px;
  background:repeating-linear-gradient(135deg, rgba(255,255,255,.07) 0 12px, rgba(255,255,255,.02) 12px 24px);
  display:flex;align-items:center;justify-content:center;
  color:#BEE0EC;font-size:.82rem;text-align:center;padding:20px;border:1px dashed rgba(255,255,255,.3);
}
.quickfacts{margin-top:18px;display:flex;flex-direction:column;gap:18px;}
.quickfacts li{display:flex;gap:14px;align-items:flex-start;}
.quickfacts .qf-icon{font-size:1.3rem;flex-shrink:0;line-height:1;margin-top:2px;}
.quickfacts strong{display:block;color:#fff;font-size:.95rem;margin-bottom:3px;}
.quickfacts span{display:block;color:#BEE0EC;font-size:.82rem;line-height:1.45;}
.avatar-circle{
  width:64px;height:64px;border-radius:50%;margin-bottom:16px;
  background:conic-gradient(from 200deg, var(--sky), var(--sky-deep));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;font-size:1.3rem;
}
@media (max-width:900px){.hero-inner{grid-template-columns:1fr;}}

/* ---------- Sections ---------- */
section{padding:88px 0;}
section.tight{padding:56px 0;}
.section-head{max-width:680px;margin:0 auto 48px;text-align:center;}
.section-head.left{margin:0 0 40px;text-align:left;}
.section-head p{color:var(--ink-soft);font-size:1.05rem;}
.bg-deep{background:var(--sky-deep);color:#fff;}
.bg-deep h2, .bg-deep h3{color:#fff;}
.bg-mint{background:var(--mint);}
.bg-white{background:var(--white);}

/* ---------- Grids & Cards ---------- */
.grid{display:grid;gap:26px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:620px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:transform .18s ease, box-shadow .18s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.card .icon{
  width:50px;height:50px;border-radius:12px;background:var(--mint);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  color:var(--sky-deep);
}
.card h3{font-size:1.1rem;margin-bottom:8px;}
.card p{color:var(--ink-soft);font-size:.95rem;margin-bottom:0;}

.photo-block{
  aspect-ratio:4/3;border-radius:var(--radius);
  background:repeating-linear-gradient(135deg, var(--mint) 0 14px, #fff 14px 28px);
  border:1px dashed var(--sky-light);
  display:flex;align-items:center;justify-content:center;
  color:var(--sky-deep);font-size:.85rem;text-align:center;padding:18px;
}

/* ---------- Treatment cards ---------- */
.treatment-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.treatment-card .t-head{
  padding:22px 26px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.treatment-card .t-head:hover{background:var(--mint);}
.treatment-card h3{margin:0;font-size:1.15rem;}
.treatment-card .t-head span.range{
  font-family:var(--font-mono);font-size:.78rem;color:var(--sky-deep);
  background:var(--mint);padding:4px 10px;border-radius:100px;flex-shrink:0;
}
.t-toggle{font-size:1.4rem;color:var(--coral);flex-shrink:0;transition:transform .2s;}
.treatment-card.open .t-toggle{transform:rotate(45deg);}
.t-body{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.treatment-card.open .t-body{max-height:900px;}
.t-body-inner{padding:0 26px 26px;display:grid;gap:18px;grid-template-columns:repeat(2,1fr);}
@media (max-width:700px){.t-body-inner{grid-template-columns:1fr;}}
.t-body-inner .meta{background:var(--mint);border-radius:10px;padding:14px 16px;font-size:.9rem;}
.t-body-inner .meta strong{display:block;font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--sky-deep);margin-bottom:4px;}
.savings-badge{
  display:inline-block;background:var(--coral);color:#fff;font-family:var(--font-mono);
  font-size:.72rem;padding:4px 10px;border-radius:100px;margin-top:6px;
}

/* ---------- Timeline / journey ---------- */
.journey{position:relative;padding-left:0;}
.journey-track{position:relative;}
.journey-track::before{
  content:'';position:absolute;left:27px;top:10px;bottom:10px;width:2px;
  background:repeating-linear-gradient(to bottom, var(--sky) 0 8px, transparent 8px 16px);
}
.journey-step{display:flex;gap:22px;padding:22px 0;position:relative;}
.journey-step .num{
  width:56px;height:56px;border-radius:50%;background:var(--sky-deep);color:#fff;
  display:flex;align-items:center;justify-content:center;font-family:var(--font-display);
  font-weight:700;flex-shrink:0;z-index:1;font-size:1.1rem;
}
.journey-step h3{margin-bottom:6px;font-size:1.08rem;}
.journey-step p{color:var(--ink-soft);margin:0;}

/* ---------- Testimonials ---------- */
.testimonial{
  background:var(--white);border-radius:var(--radius);padding:28px;border:1px solid var(--line);
  position:relative;
}
.testimonial .stars{color:var(--coral);letter-spacing:2px;margin-bottom:10px;font-size:1rem;}
.testimonial p.quote{font-size:1.02rem;color:var(--ink);font-style:italic;}
.testimonial .who{display:flex;align-items:center;gap:10px;margin-top:16px;}
.avatar-slot{width:42px;height:42px;border-radius:50%;background:var(--mint);border:1px solid var(--sky-light);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);color:var(--sky-deep);font-weight:700;}
.who strong{display:block;font-size:.92rem;}
.who span{font-size:.78rem;color:var(--ink-soft);}

/* ---------- Accordion (FAQ) ---------- */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  padding:20px 4px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-family:var(--font-display);font-weight:600;font-size:1.02rem;color:var(--sky-deep);
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;color:var(--ink-soft);}
.faq-item.open .faq-a{max-height:400px;padding-bottom:18px;}
.faq-toggle{font-size:1.3rem;color:var(--coral);transition:transform .2s;flex-shrink:0;}
.faq-item.open .faq-toggle{transform:rotate(45deg);}

/* ---------- Savings calculator ---------- */
.calc-box{
  background:var(--white);border-radius:var(--radius);padding:32px;border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.calc-row{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.calc-row label{font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--sky-deep);}
.calc-row select,.calc-row input{
  padding:12px 14px;border-radius:10px;border:1px solid var(--line);font-family:var(--font-body);font-size:1rem;background:var(--sand);
}
.calc-result{
  background:var(--sky-deep);color:#fff;border-radius:10px;padding:20px;margin-top:10px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.calc-result strong{font-family:var(--font-display);font-size:1.8rem;display:block;color:#fff;}
.calc-result span{font-size:.78rem;color:#B9DCE8;}

/* ---------- CTA banner ---------- */
.cta-banner{
  background:linear-gradient(120deg, var(--sky-deep), var(--sky-deeper));
  color:#fff;border-radius:20px;padding:56px;text-align:center;position:relative;overflow:hidden;
}
.cta-banner h2{color:#fff;}
.cta-banner p{color:#CFE8F0;max-width:520px;margin:0 auto 24px;}

/* ---------- Footer ---------- */
footer{background:var(--sky-deeper);color:#BFDDE7;padding:64px 0 28px;}
footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;}
footer a{color:#BFDDE7;font-size:.92rem;}
footer a:hover{color:#fff;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.foot-grid li{margin-bottom:10px;}
@media (max-width:800px){.foot-grid{grid-template-columns:1fr 1fr;}}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;font-size:.8rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#8FB6C4;}

/* ---------- WhatsApp floating button ---------- */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:200;
  background:#25D366;color:#fff;width:60px;height:60px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px -6px rgba(0,0,0,.35);
  transition:transform .18s ease;
}
.wa-float:hover{transform:scale(1.08);}
.wa-float svg{width:30px;height:30px;fill:#fff;}

/* ---------- Page hero (interior pages) ---------- */
.page-hero{
  background:linear-gradient(160deg, var(--sky-deep), var(--sky-deeper));
  color:#fff;padding:64px 0;
}
.page-hero h1{color:#fff;font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:10px;}
.page-hero p{color:#D7ECF3;max-width:640px;margin:0;}
.breadcrumb{font-family:var(--font-mono);font-size:.75rem;color:#9FCBDB;margin-bottom:14px;}
.breadcrumb a:hover{color:#fff;}

/* ---------- Utility ---------- */
.tag-row{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0;}
.tag{background:var(--mint);color:var(--sky-deep);font-family:var(--font-mono);font-size:.72rem;padding:6px 12px;border-radius:100px;}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
@media (max-width:900px){.two-col{grid-template-columns:1fr;}}
.badge-strip{display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:center;opacity:.9;}
.badge-strip .item{font-family:var(--font-mono);font-size:.78rem;color:var(--ink-soft);border:1px solid var(--line);padding:8px 14px;border-radius:100px;background:var(--white);}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;}
}

/* ---------- Real case cards (Before & After) ---------- */
.ba-case{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .18s ease, box-shadow .18s ease;
}
.ba-case:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.ba-photos{display:grid;grid-template-columns:repeat(var(--n,2),1fr);gap:2px;background:var(--line);}
.ba-photos img{width:100%;height:220px;object-fit:cover;display:block;}
.ba-photos .ba-figure{position:relative;}
.ba-photos .ba-label{
  position:absolute;bottom:8px;left:8px;background:rgba(11,79,108,.85);color:#fff;
  font-family:var(--font-mono);font-size:.68rem;padding:3px 9px;border-radius:100px;text-transform:uppercase;letter-spacing:.04em;
}
.ba-body{padding:22px 24px;}
.ba-body h3{margin:10px 0 8px;font-size:1.1rem;}
.ba-body p{color:var(--ink-soft);font-size:.92rem;margin-bottom:0;}

/* ---------- Video testimonials ---------- */
.video-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.video-card video{width:100%;display:block;background:#000;aspect-ratio:9/16;object-fit:cover;max-height:520px;margin:0 auto;}
.video-card .video-caption{padding:16px 20px;}
.video-card .video-caption h3{font-size:1rem;margin-bottom:4px;}
.video-card .video-caption p{color:var(--ink-soft);font-size:.88rem;margin:0;}