/* ============================================================
   Dr Diana Arcila — Implant & Oral Surgery
   Shared stylesheet
   Aesthetic: warm-premium + bold-modern
   ============================================================ */

:root{
  --ink:#22352e;          /* deep eucalyptus (soft, not black) */
  --ink-soft:#2c423a;
  --cream:#f6faf8;        /* fresh mint-white */
  --cream-deep:#e8f1ec;   /* pale sage */
  --gold:#7aa893;         /* fresh sage-green accent */
  --gold-soft:#a8c8b9;
  --bronze:#4e7d6b;       /* deeper green for small text */
  --line:rgba(90,140,120,.18);
  --muted:#6f7a75;
  --muted-light:#bcccc5;
  --white:#ffffff;
  --mint:#bbddc5;         /* Aero Blue — top banner */
  --mint-deep:#a6cfb5;
  --maxw:1180px;
  --serif:"Cormorant Garamond",Georgia,serif;
  --sans:"Inter","Helvetica Neue",Arial,sans-serif;
  --shadow:0 24px 60px -34px rgba(42,39,36,.28);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--cream);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.08;letter-spacing:.2px}
h1{font-size:clamp(2.6rem,6vw,5rem)}
h2{font-size:clamp(2rem,4vw,3.2rem)}
h3{font-size:clamp(1.35rem,2.4vw,1.8rem)}
p{font-size:1.02rem}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{
  font-family:var(--sans);font-size:.74rem;font-weight:600;
  letter-spacing:.26em;text-transform:uppercase;color:var(--bronze);
  display:inline-block;margin-bottom:18px;
}
.section{padding:108px 0}
.section.tight{padding:72px 0}
.center{text-align:center}
.lead{font-size:1.18rem;color:var(--muted);max-width:62ch}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;font-family:var(--sans);font-weight:600;
  font-size:.86rem;letter-spacing:.04em;padding:15px 32px;border-radius:2px;
  transition:.25s ease;cursor:pointer;border:1px solid transparent;
}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:var(--gold-soft)}
.btn-outline{border-color:var(--gold);color:var(--gold)}
.btn-outline:hover{background:var(--gold);color:var(--ink)}
.btn-ink{background:var(--ink);color:var(--cream)}
.btn-ink:hover{background:var(--ink-soft)}

/* ---------- Header / Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(187,221,197,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(34,53,46,.12);
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:0 28px;
  display:flex;align-items:center;justify-content:space-between;height:78px;
}
.brand{display:flex;flex-direction:column;line-height:1.05}
.brand .name{font-family:var(--serif);font-size:1.5rem;color:var(--ink);font-weight:600}
.brand .tag{font-size:.62rem;letter-spacing:.28em;text-transform:uppercase;color:var(--bronze)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{
  color:rgba(34,53,46,.72);font-size:.86rem;font-weight:500;letter-spacing:.02em;
  transition:.2s;position:relative;
}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;bottom:-6px;width:100%;height:2px;background:var(--gold)
}
.nav-cta{background:var(--gold);color:var(--ink)!important;padding:11px 22px;border-radius:2px}
.nav-cta:hover{background:var(--gold-soft)}
.nav-toggle{display:none;background:none;border:none;color:var(--ink);font-size:1.6rem;cursor:pointer}

/* ---------- Hero ---------- */
.hero{
  background:var(--mint);color:var(--ink);position:relative;overflow:hidden;
  padding:130px 0 120px;
}
.hero::after{
  content:"";position:absolute;right:-12%;top:-20%;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.45),transparent 62%);pointer-events:none;
}
.hero .wrap{position:relative;z-index:2;max-width:860px}
.hero h1{color:var(--ink);margin-bottom:24px}
.hero h1 em{font-style:italic;color:var(--bronze)}
.hero p{color:#3c4a44;font-size:1.22rem;max-width:60ch;margin-bottom:36px}
.hero .actions{display:flex;gap:16px;flex-wrap:wrap}
.hero .btn-outline{border-color:var(--ink);color:var(--ink)}
.hero .btn-outline:hover{background:var(--ink);color:var(--mint)}

/* page hero (interior) */
.phero{background:var(--mint);color:var(--ink);padding:96px 0 84px;position:relative;overflow:hidden}
.phero::after{
  content:"";position:absolute;left:-10%;bottom:-40%;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.42),transparent 62%);
}
.phero .wrap{position:relative;z-index:2;max-width:760px}
.phero h1{color:var(--ink);font-size:clamp(2.4rem,5vw,4rem);margin-bottom:18px}
.phero p{color:#3c4a44;font-size:1.15rem;max-width:58ch}
.crumb{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--bronze);margin-bottom:18px}

/* ---------- Stats strip ---------- */
.stats{background:var(--cream-deep);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding:54px 0;text-align:center}
.stat .num{font-family:var(--serif);font-size:3rem;color:var(--bronze);line-height:1}
.stat .lbl{font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:8px}

/* ---------- Services grid ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:54px}
.svc{
  background:var(--white);border:1px solid var(--line);border-radius:4px;padding:40px 34px;
  transition:.3s ease;position:relative;overflow:hidden;
}
.svc::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--gold);transition:.35s}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.svc:hover::before{width:100%}
.svc .ic{
  width:54px;height:54px;border-radius:50%;background:var(--cream-deep);
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;color:var(--bronze)
}
.svc h3{margin-bottom:12px}
.svc p{color:var(--muted);font-size:.98rem;margin-bottom:18px}
.svc .more{font-size:.82rem;font-weight:600;letter-spacing:.04em;color:var(--bronze)}
.svc .more::after{content:" →"}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split.alt{direction:rtl}
.split.alt > *{direction:ltr}
.split .media{
  background:linear-gradient(150deg,var(--ink),#2c423a);border-radius:6px;min-height:420px;
  display:flex;align-items:center;justify-content:center;color:var(--gold-soft);
  font-family:var(--serif);font-size:1.4rem;text-align:center;padding:40px;border:1px solid var(--line);
  position:relative;overflow:hidden
}
.split .media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.split .media.has-video{padding:0}
.split .media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.split h2{margin-bottom:20px}
.split p{color:var(--muted);margin-bottom:18px}

/* ---------- Process / steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:54px;counter-reset:step}
.step{padding:30px 24px;border:1px solid var(--line);border-radius:4px;background:var(--white);position:relative}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--serif);font-size:2.4rem;color:var(--gold);display:block;margin-bottom:14px;line-height:1
}
.step h4{font-size:1.18rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.92rem}

/* ---------- Feature list (checks) ---------- */
.checks{list-style:none;display:grid;gap:14px;margin:24px 0}
.checks li{position:relative;padding-left:34px;color:var(--ink-soft)}
.checks li::before{
  content:"✦";position:absolute;left:0;top:1px;color:var(--gold);font-size:1rem
}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:48px auto 0}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{
  font-family:var(--serif);font-size:1.3rem;cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:20px
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-size:1.6rem;font-family:var(--sans)}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin-top:14px}

/* ---------- CTA band ---------- */
.cta{background:var(--ink);color:var(--cream);text-align:center;position:relative;overflow:hidden}
.cta::after{
  content:"";position:absolute;left:50%;top:-60%;transform:translateX(-50%);
  width:800px;height:800px;border-radius:50%;
  background:radial-gradient(circle,rgba(122,168,147,.09),transparent 60%)
}
.cta .wrap{position:relative;z-index:2}
.cta h2{color:var(--cream);margin-bottom:18px}
.cta p{color:var(--muted-light);max-width:54ch;margin:0 auto 30px}

/* ---------- Footer ---------- */
.footer{background:var(--ink-soft);color:var(--muted-light);padding:72px 0 32px}
.footer a:hover{color:var(--gold)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer .brand .name{font-size:1.7rem;margin-bottom:10px}
.footer .col h4{color:var(--cream);font-size:1.05rem;margin-bottom:16px}
.footer .col a,.footer .col p{display:block;font-size:.92rem;margin-bottom:10px;color:var(--muted-light)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;font-size:.8rem;flex-wrap:wrap;gap:12px}
.ig{display:inline-flex;align-items:center;gap:8px;color:var(--gold)}
.ig svg{width:18px;height:18px}

/* ---------- Contact form ---------- */
.form{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:44px;box-shadow:var(--shadow)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{margin-bottom:20px;display:flex;flex-direction:column}
.field label{font-size:.8rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field select,.field textarea{
  font-family:var(--sans);font-size:1rem;padding:13px 15px;border:1px solid #ddd5c6;border-radius:3px;
  background:var(--cream);color:var(--ink);transition:.2s
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);background:#fff}
.field textarea{resize:vertical;min-height:130px}
.form-note{font-size:.84rem;color:var(--muted);margin-top:6px}
.form-success{display:none;background:var(--cream-deep);border:1px solid var(--gold);border-radius:4px;padding:18px 20px;color:var(--bronze);margin-bottom:20px}

.info-card{background:var(--ink);color:var(--cream);border-radius:6px;padding:40px;height:100%}
.info-card h3{color:var(--cream);margin-bottom:22px}
.info-card .item{margin-bottom:22px}
.info-card .item .k{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-bottom:5px}
.info-card .item .v{color:var(--muted-light);font-size:1rem}
.info-card .item .v a:hover{color:var(--gold)}

.contact-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:start}

/* ---------- Bio ---------- */
.bio{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.bio .portrait{
  background:var(--cream-deep);border-radius:6px;overflow:hidden;
  border:1px solid var(--line);display:block
}
.bio .portrait img{width:100%;height:auto;display:block}
.bio .portrait .placeholder{
  min-height:440px;display:flex;align-items:flex-end;padding:34px;
  background:linear-gradient(150deg,#2c423a,var(--ink))
}
.bio .portrait .placeholder span{font-family:var(--serif);color:var(--gold-soft);font-size:1.3rem}
.bio h2{margin-bottom:18px}
.bio p{color:var(--muted);margin-bottom:16px}
.credentials{list-style:none;display:grid;gap:12px;margin-top:24px}
.credentials li{padding-left:30px;position:relative;color:var(--ink-soft);font-size:.96rem}
.credentials li::before{content:"—";position:absolute;left:0;color:var(--gold)}

/* ---------- Misc ---------- */
.bg-cream-deep{background:var(--cream-deep)}
.divider-note{font-family:var(--serif);font-size:1.5rem;color:var(--bronze);font-style:italic;text-align:center;max-width:70ch;margin:0 auto}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .nav-links{
    position:fixed;inset:78px 0 auto 0;flex-direction:column;background:var(--mint);
    padding:24px 28px;gap:20px;align-items:flex-start;display:none;border-bottom:1px solid var(--line)
  }
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .svc-grid,.steps{grid-template-columns:1fr 1fr}
  .stats .grid{grid-template-columns:1fr 1fr;gap:36px 20px}
  .split,.contact-grid,.bio,.foot-grid{grid-template-columns:1fr;gap:40px}
  .split.alt{direction:ltr}
  .bio .portrait{min-height:340px}
}
@media(max-width:560px){
  .section{padding:72px 0}
  .svc-grid,.steps,.form .row{grid-template-columns:1fr}
  .hero{padding:96px 0 84px}
  .form{padding:30px 22px}
}

/* ---------- Patient results gallery ---------- */
.cases{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:52px}
.case{background:var(--white);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.case .pair{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.case .pair figure{margin:0;position:relative;min-height:240px;display:flex;align-items:center;justify-content:center;background:linear-gradient(150deg,var(--ink),#2c423a)}
.case .pair img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:2}
.case .pair .ph{z-index:1;color:var(--gold-soft);font-family:var(--serif);font-size:.95rem;text-align:center;padding:12px}
.case .pair .tag{position:absolute;top:10px;left:10px;z-index:3;background:rgba(34,53,46,.85);color:var(--cream);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;padding:5px 10px;border-radius:2px}

/* ---------- Review CTA ---------- */
.review-block{display:grid;grid-template-columns:1.35fr .75fr;gap:48px;align-items:center}
.review-qr{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:22px;text-align:center}
.review-qr img{width:100%;max-width:220px;margin:0 auto;border-radius:6px;display:block}
.qr-cap{font-size:.82rem;color:var(--muted);margin-top:12px;letter-spacing:.06em;text-transform:uppercase}
@media(max-width:760px){.review-block{grid-template-columns:1fr;gap:28px}.review-qr{max-width:280px;margin:0 auto}}
.case .cap{padding:22px 24px}
.case .cap h3{font-size:1.22rem;margin-bottom:6px}
.case .cap p{color:var(--muted);font-size:.92rem}

/* ---------- Disclaimer box ---------- */
.disclaimer{background:var(--cream-deep);border:1px solid var(--line);border-left:4px solid var(--bronze);border-radius:4px;padding:30px 34px;margin:0 auto;max-width:920px}
.disclaimer h3{font-size:1.3rem;margin-bottom:14px}
.disclaimer p{color:var(--muted);font-size:.92rem;margin-bottom:12px}
.disclaimer p:last-child{margin-bottom:0}
.disclaimer strong{color:var(--ink)}
@media(max-width:760px){.cases{grid-template-columns:1fr}}