/* =========================================================
   Dentart — Clínica Dental
   Hand-built HTML/CSS/PHP recreation with enhanced animation
   ========================================================= */

:root{
  --bg: 0 0% 100%;
  --fg: 222 47% 11%;
  --primary: 217 91% 60%;      /* blue   #3B82F6 */
  --primary-dark: 221 83% 53%; /* blue-600 */
  --secondary: 160 84% 39%;    /* emerald #10B981 */
  --accent: 217 91% 95%;       /* blue-50 */
  --muted: 210 40% 96%;        /* slate-100 */
  --muted-fg: 215 16% 47%;     /* slate-500 */
  --border: 214 32% 91%;       /* slate-200 */
  --radius: 16px;

  --c-bg: hsl(var(--bg));
  --c-fg: hsl(var(--fg));
  --c-primary: hsl(var(--primary));
  --c-primary-dark: hsl(var(--primary-dark));
  --c-secondary: hsl(var(--secondary));
  --c-accent: hsl(var(--accent));
  --c-muted: hsl(var(--muted));
  --c-muted-fg: hsl(var(--muted-fg));
  --c-border: hsl(var(--border));

  --gradient-brand: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--secondary)) 100%);
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06);
  --shadow-md: 0 8px 24px -8px rgba(15,23,42,.15);
  --shadow-lg: 0 24px 48px -12px rgba(15,23,42,.22);
  --ease: cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color:var(--c-fg);
  background:var(--c-bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ margin:0 0 .5em; font-weight:700; line-height:1.15; letter-spacing:-.02em; }
p{ margin:0 0 1em; color:hsl(var(--muted-fg)); }
.container{ width:100%; max-width:1180px; margin:0 auto; padding:0 24px; }

/* ---------- Top loading progress bar (page transition feel) ---------- */
.top-progress{
  position:fixed; top:0; left:0; height:3px; width:0;
  background:var(--gradient-brand); z-index:9999;
  transition:width .4s var(--ease), opacity .4s ease;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  padding:.85em 1.6em; border-radius:999px; font-weight:600; font-size:.95rem;
  border:none; cursor:pointer; position:relative; overflow:hidden;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease);
  white-space:nowrap;
}
.btn::after{
  content:''; position:absolute; inset:0; border-radius:inherit;
  background:linear-gradient(120deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  transform:translateX(-120%); transition:transform .7s var(--ease);
}
.btn:hover::after{ transform:translateX(120%); }
.btn:hover{ transform:translateY(-2px); }
.btn:active{ transform:translateY(0) scale(.98); }

.btn-primary{ background:var(--gradient-brand); color:#fff; box-shadow:var(--shadow-md); }
.btn-primary:hover{ box-shadow:0 16px 32px -10px hsl(var(--primary)/.5); }
.btn-outline{ background:#fff; color:var(--c-fg); border:1.5px solid var(--c-border); }
.btn-outline:hover{ border-color:var(--c-primary); color:var(--c-primary); box-shadow:var(--shadow-sm); }
.btn-lg{ padding:1em 2em; font-size:1.02rem; }
.btn-header{ padding:.6em 1.3em; font-size:.88rem; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:var(--gradient-brand);
  background-size:200% 200%;
  animation:gradientShift 12s ease infinite;
  box-shadow:0 10px 30px -10px hsl(var(--primary)/.35);
  transition:padding .3s var(--ease), backdrop-filter .3s var(--ease);
}
@keyframes gradientShift{
  0%{ background-position:0% 50%; }
  50%{ background-position:100% 50%; }
  100%{ background-position:0% 50%; }
}
.site-header.scrolled{ box-shadow:0 8px 24px -10px hsl(var(--primary)/.45); }
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 24px; gap:24px; transition:padding .3s var(--ease);
}
.site-header.scrolled .header-inner{ padding:10px 24px; }

.brand{ display:flex; align-items:baseline; gap:8px; color:#fff; }
.brand-mark{ font-size:1.35rem; font-weight:800; letter-spacing:-.02em; }
.brand-sub{ font-size:.8rem; font-weight:500; opacity:.9; }

.main-nav{ display:flex; align-items:center; gap:28px; }
.nav-link{
  color:rgba(255,255,255,.92); font-weight:500; font-size:.95rem; position:relative; padding:4px 0;
}
.nav-link::after{
  content:''; position:absolute; left:0; bottom:-4px; height:2px; width:0; background:#fff;
  transition:width .3s var(--ease);
}
.nav-link:hover::after, .nav-link.active::after{ width:100%; }
.nav-link.active{ font-weight:700; }

.header-actions{ display:flex; align-items:center; gap:14px; }
.lang-toggle{
  display:flex; background:rgba(255,255,255,.18); border-radius:999px; padding:3px; gap:2px;
}
.lang-btn{
  border:none; background:transparent; color:#fff; font-size:.75rem; font-weight:700;
  padding:5px 10px; border-radius:999px; cursor:pointer; transition:background .25s ease, color .25s ease;
}
.lang-btn.active{ background:#fff; color:var(--c-primary-dark); }

.menu-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; border:none; background:transparent; cursor:pointer;
}
.menu-toggle span{ height:2px; width:100%; background:#fff; border-radius:2px; transition:transform .3s var(--ease), opacity .3s ease; }
.menu-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2){ opacity:0; }
.menu-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.mobile-nav{
  display:flex; flex-direction:column; max-height:0; overflow:hidden;
  background:hsl(var(--primary-dark)); transition:max-height .4s var(--ease);
}
.mobile-nav.open{ max-height:420px; }
.mobile-nav a{ color:#fff; padding:14px 24px; border-top:1px solid rgba(255,255,255,.12); font-weight:500; }
.mobile-nav a.active{ font-weight:700; }

@media (max-width:900px){
  .main-nav{ display:none; }
  .menu-toggle{ display:flex; }
  .lang-toggle{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden; isolation:isolate;
  display:flex; align-items:center; min-height:88vh;
}
.hero-bg{
  position:absolute; inset:0; z-index:-2; background-size:cover; background-position:center;
  animation:kenburns 22s ease-in-out infinite alternate;
}
@keyframes kenburns{
  0%{ transform:scale(1) translate(0,0); }
  100%{ transform:scale(1.12) translate(-1%,-1%); }
}
.hero-overlay{
  position:absolute; inset:0; z-index:-1;
  background:linear-gradient(to right, hsl(var(--bg)/.97) 0%, hsl(var(--bg)/.88) 45%, hsl(var(--bg)/.55) 100%);
}
.hero-inner{ max-width:680px; padding:110px 0 90px; }
.eyebrow{
  display:inline-block; color:var(--c-primary); font-weight:700; font-size:1.05rem; margin-bottom:.4em;
}
.hero h1{ font-size:clamp(2.4rem,5vw,3.6rem); }
.hero-lead{ font-size:1.1rem; max-width:560px; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-top:28px; }

.stats-row{
  display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:56px; max-width:560px;
}
.stat{ }
.stat-num{
  font-size:2.1rem; font-weight:800; background:var(--gradient-brand);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.stat-label{ color:hsl(var(--muted-fg)); font-size:.85rem; font-weight:500; margin:0; }

/* ---------- Sections ---------- */
.section{ padding:96px 0; }
.section-muted{ background:var(--c-muted); }
.section-head{ max-width:640px; margin:0 auto 56px; text-align:center; }
.section-head h2{ font-size:clamp(1.8rem,3.5vw,2.4rem); }
.section-head p{ font-size:1.05rem; }
.kicker{ color:var(--c-secondary); font-weight:700; font-size:.85rem; letter-spacing:.08em; text-transform:uppercase; }

.about-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:64px; align-items:center; }
.about-figure{
  border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-lg);
  position:relative; aspect-ratio:4/3;
}
.about-figure img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.about-figure:hover img{ transform:scale(1.06); }

/* ---------- Cards ---------- */
.grid{ display:grid; gap:28px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }

.card{
  background:#fff; border:1px solid var(--c-border); border-radius:var(--radius);
  padding:32px; box-shadow:var(--shadow-sm);
  transition:transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-lg); border-color:transparent; }
.card-icon{
  width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center;
  background:var(--gradient-brand); color:#fff; margin-bottom:18px;
  transition:transform .4s var(--ease);
}
.card:hover .card-icon{ transform:rotate(-8deg) scale(1.08); }
.card h3{ font-size:1.15rem; margin-bottom:.4em; }
.card p{ margin:0; font-size:.95rem; }

.team-card{ text-align:center; }
.team-photo{
  width:140px; height:140px; border-radius:50%; overflow:hidden; margin:0 auto 18px;
  border:4px solid var(--c-accent); box-shadow:var(--shadow-md);
}
.team-photo img{ width:100%; height:100%; object-fit:cover; }
.team-card h3{ margin-bottom:.15em; }
.team-role{ color:var(--c-secondary); font-weight:600; font-size:.9rem; margin-bottom:.6em; }

.values-grid{ grid-template-columns:repeat(4,1fr); }
.value-card{ text-align:center; }

/* ---------- Timeline (about page) ---------- */
.timeline-stats{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; margin:48px 0; }
.timeline-stat{ text-align:center; padding:28px 16px; background:#fff; border-radius:var(--radius); box-shadow:var(--shadow-sm); }
.timeline-stat .stat-num{ font-size:1.8rem; }

/* ---------- Checklist ---------- */
.check-list{ display:grid; grid-template-columns:1fr 1fr; gap:14px 32px; margin:28px 0; }
.check-list li{ display:flex; gap:10px; align-items:flex-start; color:var(--c-fg); font-weight:500; }
.check-list svg{ flex-shrink:0; color:var(--c-secondary); margin-top:3px; }

.pill-grid{ display:flex; flex-wrap:wrap; gap:12px; }
.pill{
  padding:12px 22px; border-radius:999px; background:#fff; border:1.5px solid var(--c-border);
  font-weight:600; font-size:.95rem; transition:all .3s var(--ease);
}
.pill:hover{ border-color:transparent; background:var(--gradient-brand); color:#fff; transform:translateY(-3px); box-shadow:var(--shadow-md); }

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--gradient-brand); background-size:200% 200%; animation:gradientShift 14s ease infinite;
  border-radius:28px; padding:64px 40px; text-align:center; color:#fff;
  margin:0 24px; position:relative; overflow:hidden;
}
.cta-band h2{ color:#fff; }
.cta-band p{ color:rgba(255,255,255,.9); max-width:520px; margin-left:auto; margin-right:auto; }
.cta-band .btn-outline{ background:#fff; border-color:#fff; }

/* ---------- Contact page ---------- */
.contact-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:start; }
.form-card{ background:#fff; border:1px solid var(--c-border); border-radius:var(--radius); padding:36px; box-shadow:var(--shadow-sm); }
.field{ margin-bottom:20px; }
.field label{ display:block; font-weight:600; font-size:.9rem; margin-bottom:6px; }
.field input, .field textarea{
  width:100%; padding:.85em 1em; border-radius:12px; border:1.5px solid var(--c-border);
  font-family:inherit; font-size:.95rem; transition:border-color .25s ease, box-shadow .25s ease; background:#fff;
}
.field input:focus, .field textarea:focus{
  outline:none; border-color:var(--c-primary); box-shadow:0 0 0 4px hsl(var(--primary)/.15);
}
.field textarea{ min-height:130px; resize:vertical; }
.hp-field{ position:absolute; left:-9999px; opacity:0; }

.form-msg{ padding:14px 18px; border-radius:12px; margin-bottom:20px; font-weight:600; font-size:.92rem; }
.form-msg.success{ background:hsl(var(--secondary)/.12); color:hsl(var(--secondary)); }
.form-msg.error{ background:#fef2f2; color:#dc2626; }

.info-card{ background:#fff; border:1px solid var(--c-border); border-radius:var(--radius); padding:28px; margin-bottom:20px; box-shadow:var(--shadow-sm); }
.info-row{ display:flex; gap:14px; margin-bottom:18px; }
.info-row:last-child{ margin-bottom:0; }
.info-icon{
  width:42px; height:42px; border-radius:12px; background:var(--c-accent); color:var(--c-primary);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.info-row h4{ margin:0 0 2px; font-size:.95rem; }
.info-row p{ margin:0; font-size:.9rem; }
.insurance-grid{ display:grid; grid-template-columns:1fr 1fr; gap:8px; }
.insurance-grid span{ font-size:.9rem; color:var(--c-fg); font-weight:500; }
.map-frame{ border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); border:1px solid var(--c-border); margin-top:24px; }
.map-frame iframe{ width:100%; height:320px; border:0; display:block; }

/* ---------- Legal pages ---------- */
.legal-content h2{ margin-top:2em; font-size:1.35rem; }
.legal-content ul{ list-style:disc; padding-left:1.4em; margin-bottom:1em; }
.legal-content ul li{ margin-bottom:.4em; color:hsl(var(--muted-fg)); }
.legal-content{ max-width:760px; margin:0 auto; }
.updated-badge{ display:inline-block; background:var(--c-accent); color:var(--c-primary-dark); font-weight:600; font-size:.85rem; padding:6px 14px; border-radius:999px; margin-bottom:1em; }

/* ---------- Page header banner ---------- */
.page-banner{ padding:120px 0 60px; text-align:center; background:linear-gradient(180deg, var(--c-accent), var(--c-bg)); }
.page-banner h1{ font-size:clamp(2rem,4vw,2.8rem); }
.page-banner p{ font-size:1.05rem; }

/* ---------- Footer ---------- */
.site-footer{ background:hsl(222 47% 11%); color:rgba(255,255,255,.75); padding:64px 0 0; margin-top:60px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:40px; padding-bottom:48px; }
.footer-col h4{ color:#fff; font-size:1rem; margin-bottom:16px; }
.footer-text{ color:rgba(255,255,255,.6); font-size:.92rem; }
.brand-footer .brand-mark{ color:#fff; }
.social-links{ display:flex; gap:12px; margin-top:18px; }
.social-links a{
  width:38px; height:38px; border-radius:50%; background:rgba(255,255,255,.08);
  display:flex; align-items:center; justify-content:center; transition:all .3s var(--ease);
}
.social-links a:hover{ background:var(--gradient-brand); transform:translateY(-3px); }
.footer-list li{ margin-bottom:12px; }
.footer-list a{ color:rgba(255,255,255,.65); font-size:.92rem; transition:color .25s ease; }
.footer-list a:hover{ color:#fff; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.1); padding:20px 0; text-align:center; font-size:.85rem; color:rgba(255,255,255,.5); }

/* ---------- Cookie consent banner ---------- */
.cookie-banner{
  position:fixed; left:16px; right:16px; bottom:16px; z-index:200;
  max-width:900px; margin:0 auto;
  background:#fff; border:1px solid var(--c-border); border-top:3px solid transparent;
  border-image:var(--gradient-brand) 1;
  border-radius:16px; box-shadow:var(--shadow-lg);
  padding:20px 24px; display:flex; align-items:center; gap:24px; flex-wrap:wrap;
  animation:cookieIn .5s var(--ease) .6s both;
}
.cookie-banner.dismissing{ animation:cookieOut .4s var(--ease) forwards; }
@keyframes cookieIn{ from{ opacity:0; transform:translateY(24px); } to{ opacity:1; transform:translateY(0); } }
@keyframes cookieOut{ to{ opacity:0; transform:translateY(24px); } }
.cookie-text{ flex:1 1 380px; margin:0; font-size:.88rem; color:hsl(var(--muted-fg)); }
.cookie-text a{ color:var(--c-primary); font-weight:600; }
.cookie-actions{ display:flex; gap:10px; flex-shrink:0; }
.cookie-actions .btn{ padding:.7em 1.3em; font-size:.88rem; }

/* ---------- Floating buttons ---------- */
.whatsapp-fab{
  position:fixed; right:24px; bottom:24px; z-index:90;
  width:58px; height:58px; border-radius:50%; background:#25D366; color:#fff;
  display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-lg);
  animation:pulse 2.6s ease infinite;
}
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(37,211,102,.5), var(--shadow-lg); }
  70%{ box-shadow:0 0 0 14px rgba(37,211,102,0), var(--shadow-lg); }
  100%{ box-shadow:0 0 0 0 rgba(37,211,102,0), var(--shadow-lg); }
}
.back-to-top{
  position:fixed; right:24px; bottom:92px; z-index:90;
  width:44px; height:44px; border-radius:50%; border:none; background:#fff; color:var(--c-primary);
  box-shadow:var(--shadow-md); font-size:1.1rem; cursor:pointer;
  opacity:0; pointer-events:none; transform:translateY(10px);
  transition:all .35s var(--ease);
}
.back-to-top.visible{ opacity:1; pointer-events:auto; transform:translateY(0); }

/* ---------- Scroll reveal ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view{ opacity:1; transform:translateY(0); }
.reveal-stagger.in-view > *{ animation:fadeUp .6s var(--ease) both; }
.reveal-stagger.in-view > *:nth-child(1){ animation-delay:.05s; }
.reveal-stagger.in-view > *:nth-child(2){ animation-delay:.15s; }
.reveal-stagger.in-view > *:nth-child(3){ animation-delay:.25s; }
.reveal-stagger.in-view > *:nth-child(4){ animation-delay:.35s; }
.reveal-stagger.in-view > *:nth-child(5){ animation-delay:.45s; }
.reveal-stagger.in-view > *:nth-child(6){ animation-delay:.55s; }
.reveal-stagger.in-view > *:nth-child(7){ animation-delay:.65s; }
.reveal-stagger.in-view > *:nth-child(8){ animation-delay:.75s; }
@keyframes fadeUp{
  from{ opacity:0; transform:translateY(24px); }
  to{ opacity:1; transform:translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .about-grid, .contact-grid{ grid-template-columns:1fr; }
  .grid-3{ grid-template-columns:repeat(2,1fr); }
  .values-grid{ grid-template-columns:repeat(2,1fr); }
  .timeline-stats{ grid-template-columns:repeat(2,1fr); }
  .check-list{ grid-template-columns:1fr; }
}
@media (max-width:640px){
  .grid-3, .grid-2, .values-grid, .insurance-grid{ grid-template-columns:1fr; }
  .stats-row{ grid-template-columns:repeat(3,1fr); gap:12px; }
  .stat-num{ font-size:1.5rem; }
  .footer-grid{ grid-template-columns:1fr; }
  .cta-band{ margin:0 16px; padding:48px 24px; }
  .hero-inner{ padding:90px 0 60px; }
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}