/* ===========================================================
   Persa Bahía — Landing Page
   Paleta: charcoal/aluminio + acento verde azulado
=========================================================== */

:root{
  --dark: #262a2e;
  --dark-2: #33383e;
  --dark-3: #40464d;
  --silver: #aab0b6;
  --silver-light: #e7e9eb;
  --bg: #f6f7f7;
  --white: #ffffff;
  --accent: #3f6b5e;
  --accent-dark: #2c4d43;
  --accent-light: #eaf1ee;
  --text: #24272b;
  --text-muted: #666d73;
  --whatsapp: #25d366;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(30,33,36,.10);
  --shadow-sm: 0 4px 14px rgba(30,33,36,.08);
  --maxw: 1180px;
  --ff-head: 'Poppins', 'Segoe UI', system-ui, sans-serif;
  --ff-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; overflow-x: hidden; }
body{
  margin:0;
  font-family: var(--ff-body);
  color: var(--text);
  background: var(--bg);
  line-height:1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
}
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(--ff-head); margin:0 0 .5em; line-height:1.2; color: var(--dark); }
p{ margin:0 0 1em; }
.container{ max-width: var(--maxw); margin:0 auto; padding:0 24px; }
section{ padding: 88px 0; }
@media (max-width:760px){ section{ padding: 56px 0; } }

.eyebrow{
  display:inline-block;
  font-family: var(--ff-head);
  font-weight:600;
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding:6px 14px;
  border-radius: 999px;
  margin-bottom:16px;
}
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.4rem); }
.section-head p{ color: var(--text-muted); font-size:1.05rem; }

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family: var(--ff-head); font-weight:600; font-size:.98rem;
  padding: 15px 28px; border-radius: 999px; border:2px solid transparent;
  cursor:pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space:nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn svg{ width:20px; height:20px; flex-shrink:0; }
.btn-whatsapp{ background: var(--whatsapp); color:#fff; box-shadow: 0 8px 22px rgba(37,211,102,.35); }
.btn-whatsapp:hover{ background:#20bd5a; }
.btn-outline{ background: transparent; border-color: rgba(255,255,255,.55); color:#fff; }
.btn-outline:hover{ background: rgba(255,255,255,.12); }
.btn-dark{ background: var(--dark); color:#fff; }
.btn-dark:hover{ background: var(--dark-2); }
.btn-accent{ background: var(--accent); color:#fff; }
.btn-accent:hover{ background: var(--accent-dark); }
.btn-sm{ padding:10px 20px; font-size:.85rem; }

/* ===== Header ===== */
.site-header{
  position: sticky; top:0; z-index:100;
  background: rgb(32,35,39);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; height:78px; }
.brand{ display:flex; align-items:center; gap:12px; color:#fff; }
.brand .logo-icon{ height:30px; width:auto; display:block; }
.brand .logo-wordmark{ height:19px; width:auto; display:block; }

.main-nav ul{ display:flex; gap:34px; }
.main-nav a{ color: var(--silver-light); font-size:.95rem; font-weight:500; transition:color .15s; position:relative; }
.main-nav a:hover{ color:#fff; }

.header-actions{ display:flex; align-items:center; gap:16px; }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span{ display:block; width:24px; height:2px; background:#fff; margin:5px 0; transition:.2s; }

@media (max-width: 920px){
  .main-nav{
    position:fixed; inset:78px 0 0 0; background: var(--dark);
    transform: translateX(100%); transition: transform .25s ease;
    padding: 32px 24px; overflow-y:auto;
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav ul{ flex-direction:column; gap:6px; }
  .main-nav a{ display:block; padding:14px 6px; font-size:1.1rem; border-bottom:1px solid rgba(255,255,255,.08); }
  .header-actions .btn-whatsapp span.long{ display:none; }
  .nav-toggle{ display:block; }
}
@media (min-width: 921px){ .nav-toggle{ display:none; } }

/* ===== Hero ===== */
.hero{
  position:relative; color:#fff; overflow:hidden;
  min-height: min(88vh, 760px);
  display:flex; align-items:flex-end;
  padding-top: 120px; padding-bottom: 56px;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-bg img{ width:100%; height:100%; object-fit:cover; object-position:center 30%; display:block; }
.hero-bg::after{
  content:''; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(18,20,22,.80) 0%, rgba(18,20,22,.40) 30%, rgba(18,20,22,.30) 55%, rgba(18,20,22,.85) 100%);
}
.hero .container{ position:relative; z-index:1; }
.hero-grid{ display:block; }
.hero-content{ max-width: 620px; }
.hero-content .eyebrow{ background: rgba(255,255,255,.14); color:#fff; }
.hero h1{ color:#fff; font-size: clamp(2.1rem, 3.6vw, 2.9rem); margin-bottom:.4em; text-wrap: balance; }
.hero h1 em{ font-style:normal; color:#a9d4c4; }
.hero-lead{ font-size: 1.1rem; color: #dfe3e5; max-width: 540px; }
.hero-tags{ display:flex; flex-wrap:wrap; gap:10px 22px; margin: 26px 0 34px; padding:0; }
.hero-tags li{ display:flex; align-items:center; gap:8px; font-size:.92rem; color:#e6e9ea; font-weight:500; }
.hero-tags svg{ width:16px; height:16px; color:#a9d4c4; flex-shrink:0; }
.hero-ctas{ display:flex; flex-wrap:wrap; gap:14px; }
@media (max-width: 640px){
  .hero{ min-height: 100svh; padding-top: 104px; padding-bottom: 44px; }
}

/* trust strip */
.trust-strip{ background: var(--dark-2); color:#fff; }
.trust-strip .container{
  display:flex; flex-wrap:wrap; gap:20px; justify-content:space-between;
  padding: 26px 24px;
}
.trust-item{ display:flex; align-items:center; gap:12px; flex:1 1 220px; }
.trust-item svg{ width:26px; height:26px; color:#a9d4c4; flex-shrink:0; }
.trust-item b{ display:block; font-family:var(--ff-head); font-size:1rem; }
.trust-item span{ color: var(--silver); font-size:.85rem; }

/* ===== Servicios ===== */
.services-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
@media (max-width:920px){ .services-grid{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:620px){ .services-grid{ grid-template-columns:1fr;} }

.service-card{
  background:#fff; border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow-sm); border:1px solid rgba(0,0,0,.04);
  transition: transform .2s ease, box-shadow .2s ease;
}
.service-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow); }
.service-icon{
  width:52px; height:52px; border-radius:12px; background: var(--accent-light);
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
}
.service-icon svg{ width:26px; height:26px; color: var(--accent); }
.service-card h3{ font-size:1.08rem; margin-bottom:.4em; }
.service-card p{ color: var(--text-muted); font-size:.94rem; margin:0; }

.smart-feature{
  margin-top: 56px; border-radius: var(--radius); overflow:hidden;
  background: linear-gradient(120deg, var(--dark) 0%, var(--accent-dark) 130%);
  color:#fff; padding: 40px 40px; display:flex; gap:28px; align-items:flex-start;
}
.smart-feature-icon{
  flex-shrink:0; width:60px; height:60px; border-radius:14px;
  background: rgba(255,255,255,.12); display:flex; align-items:center; justify-content:center;
}
.smart-feature-icon svg{ width:30px; height:30px; color:#a9d4c4; }
.smart-feature-copy h3{ color:#fff; font-size:1.3rem; margin-bottom:.3em; }
.smart-feature-lead{ color:#a9d4c4; font-weight:600; font-size:1rem; margin-bottom:.6em; }
.smart-feature-copy p{ color:#dbe2df; font-size:.96rem; max-width:640px; }
@media (max-width:640px){
  .smart-feature{ flex-direction:column; padding:30px 26px; }
}

.also-install{
  margin-top: 40px; background: var(--white); border-radius: var(--radius);
  padding: 36px; border: 1px dashed rgba(63,107,94,.35);
}
.also-install-head{ display:flex; align-items:center; gap:14px; margin-bottom:22px; flex-wrap:wrap; }
.also-install-head h3{ margin:0; font-size:1.2rem; }
.also-install-head p{ margin:0; color:var(--text-muted); font-size:.92rem; }
.also-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
@media (max-width:760px){ .also-grid{ grid-template-columns:1fr; } }
.also-item{ display:flex; gap:14px; align-items:flex-start; }
.also-item svg{ width:22px; height:22px; color: var(--accent); flex-shrink:0; margin-top:3px; }
.also-item h4{ font-family:var(--ff-head); font-size:.98rem; margin:0 0 4px; }
.also-item p{ margin:0; font-size:.88rem; color: var(--text-muted); }
.also-note{ margin-top:22px; font-size:.82rem; color: var(--text-muted); font-style:italic; }

/* ===== Texture divider ===== */
.divider-banner{
  position:relative; padding:70px 0; color:#fff; text-align:center; overflow:hidden;
}
.divider-banner img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; }
.divider-banner::after{ content:''; position:absolute; inset:0; background: linear-gradient(120deg, rgba(38,42,46,.92), rgba(63,107,94,.82)); z-index:0; }
.divider-banner .container{ position:relative; z-index:1; }
.divider-banner h2{ color:#fff; font-size: clamp(1.4rem,3vw,2rem); max-width:720px; margin:0 auto .5em; }
.divider-banner p{ color:#dfe6e3; max-width:560px; margin:0 auto 26px; }

/* ===== Proceso ===== */
.process-wrap{ display:grid; grid-template-columns: 1.1fr .9fr; gap:60px; align-items:center; }
@media (max-width:900px){ .process-wrap{ grid-template-columns:1fr; gap:36px; } }
.process-steps{ counter-reset: step; }
.process-step{ display:flex; gap:18px; padding: 20px 0; border-top:1px solid rgba(0,0,0,.08); }
.process-step:first-child{ border-top:none; padding-top:0; }
.process-num{
  counter-increment: step; flex-shrink:0;
  width:40px; height:40px; border-radius:50%; background: var(--dark);
  color:#fff; display:flex; align-items:center; justify-content:center;
  font-family:var(--ff-head); font-weight:700; font-size:1rem;
}
.process-step h4{ margin:0 0 6px; font-size:1.02rem; }
.process-step p{ margin:0; color: var(--text-muted); font-size:.93rem; }
.process-visual{ align-self:center; }
.process-visual .ig-card{ margin:0 auto; }
.process-visual img{ width:100%; display:block; }
.process-note{
  margin-top:24px; background: var(--accent-light); border-radius: var(--radius-sm);
  padding:16px 20px; font-size:.9rem; color: var(--accent-dark); display:flex; gap:10px; align-items:flex-start;
}
.process-note svg{ width:20px; height:20px; flex-shrink:0; margin-top:1px; }

/* ===== Galeria ===== */
.gallery-grid{
  columns: 3 210px; column-gap:14px;
}
.gallery-grid figure{
  margin:0 0 14px; break-inside:avoid; border-radius: var(--radius); overflow:hidden;
  position:relative; box-shadow: var(--shadow-sm); background:var(--dark);
}
.gallery-grid img{ width:100%; display:block; transition: transform .35s ease; }
.gallery-grid video{ width:100%; display:block; background:var(--dark); }
.gallery-grid a:hover img{ transform: scale(1.05); }
@media (min-width:1200px){ .gallery-grid{ columns: 4 210px; } }
@media (max-width:620px){ .gallery-grid{ columns: 2 150px; column-gap:10px; } .gallery-grid figure{ margin:0 0 10px; } }

/* Instagram-style post card */
.social-proof{ display:grid; grid-template-columns: .8fr 1.2fr; gap:56px; align-items:center; }
@media (max-width:900px){ .social-proof{ grid-template-columns:1fr; gap:36px; } }
.ig-card{
  max-width: 340px; margin:0 auto; background:#fff; border-radius: 18px; overflow:hidden;
  box-shadow: var(--shadow); border:1px solid rgba(0,0,0,.06);
}
.ig-card-head{ display:flex; align-items:center; gap:10px; padding:14px 16px; }
.ig-avatar{
  width:34px; height:34px; border-radius:50%; background: var(--dark);
  display:flex; align-items:center; justify-content:center;
}
.ig-avatar img{ width:18px; height:auto; }
.ig-card-head b{ font-size:.88rem; }
.ig-card-head span{ display:block; font-size:.72rem; color: var(--text-muted); }
.ig-card img{ width:100%; }
.ig-card-foot{ padding:14px 16px; display:flex; justify-content:space-between; align-items:center; }
.ig-card-foot a{ font-size:.85rem; font-weight:600; color: var(--accent); }
.social-proof-copy .stats{ display:flex; gap:34px; margin-top:26px; flex-wrap:wrap; }
.social-proof-copy .stat b{ font-family: var(--ff-head); font-size:1.7rem; display:block; color: var(--dark); }
.social-proof-copy .stat span{ font-size:.85rem; color: var(--text-muted); }

/* ===== Nosotros ===== */
.about-wrap{ display:grid; grid-template-columns: .9fr 1.1fr; gap:56px; align-items:center; }
@media (max-width:900px){ .about-wrap{ grid-template-columns:1fr; gap:32px; } }
.about-img{ border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow); }
.about-img img{ width:100%; }
.coverage-box{
  margin-top:28px; background:#fff; border-radius: var(--radius-sm); padding:22px;
  box-shadow: var(--shadow-sm);
}
.coverage-box h4{ display:flex; align-items:center; gap:8px; font-size:1rem; margin-bottom:14px; }
.coverage-box svg{ width:20px; height:20px; color: var(--accent); }
.coverage-list{ display:flex; flex-wrap:wrap; gap:10px; }
.coverage-list li{
  background: var(--accent-light); color: var(--accent-dark);
  padding:6px 14px; border-radius:999px; font-size:.85rem; font-weight:500;
}

/* ===== Testimonios ===== */
.testi-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
@media (max-width:820px){ .testi-grid{ grid-template-columns:1fr; } }
.testi-card{
  background:#fff; border-radius: var(--radius); padding:28px; box-shadow: var(--shadow-sm);
  border:1px solid rgba(0,0,0,.04);
}
.testi-stars{ color:#e6a740; font-size:.95rem; letter-spacing:2px; margin-bottom:14px; }
.testi-card p{ font-size:.96rem; color: var(--text); margin-bottom:16px; }
.testi-who{ font-size:.85rem; color: var(--text-muted); font-weight:600; }
.testi-disclaimer{ text-align:center; font-size:.78rem; color: var(--text-muted); margin-top:22px; font-style:italic; }

/* ===== FAQ ===== */
.faq-list{ max-width: 780px; margin:0 auto; }
.faq-item{ border-bottom:1px solid rgba(0,0,0,.1); }
.faq-q{
  width:100%; text-align:left; background:none; border:none; cursor:pointer;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  padding: 22px 4px; font-family: var(--ff-head); font-weight:600; font-size:1rem; color: var(--dark);
}
.faq-q .plus{ width:22px; height:22px; flex-shrink:0; position:relative; }
.faq-q .plus::before, .faq-q .plus::after{
  content:''; position:absolute; background: var(--accent); border-radius:2px;
}
.faq-q .plus::before{ width:100%; height:2px; top:50%; left:0; transform:translateY(-50%); }
.faq-q .plus::after{ width:2px; height:100%; left:50%; top:0; transform:translateX(-50%); transition: transform .2s ease; }
.faq-item.open .plus::after{ transform: translateX(-50%) rotate(90deg); opacity:0; }
.faq-a{ max-height:0; overflow:hidden; transition: max-height .25s ease; }
.faq-a p{ padding: 0 4px 22px; color: var(--text-muted); font-size:.95rem; max-width:660px; }

/* ===== CTA final ===== */
.cta-final{
  background: linear-gradient(120deg, var(--dark) 0%, var(--accent-dark) 120%);
  color:#fff; text-align:center; border-radius: 0;
}
.cta-final h2{ color:#fff; font-size: clamp(1.6rem,3.4vw,2.4rem); max-width:700px; margin:0 auto .4em; }
.cta-final p{ color:#d7dedb; max-width:560px; margin:0 auto 30px; }
.cta-final .btn-group{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.cta-final .contact-line{ margin-top:30px; display:flex; gap:28px; justify-content:center; flex-wrap:wrap; font-size:.92rem; color:#e5e9e7; }
.cta-final .contact-line a{ display:flex; align-items:center; gap:8px; }
.cta-final .contact-line svg{ width:18px; height:18px; color:#a9d4c4; }

/* ===== Footer ===== */
.site-footer{ background: var(--dark); color: var(--silver); padding: 54px 0 26px; }
.footer-top{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:36px; margin-bottom:36px; }
.footer-brand{ display:flex; align-items:center; gap:12px; color:#fff; }
.footer-brand .logo-icon{ height:28px; width:auto; display:block; }
.footer-brand .logo-wordmark{ height:18px; width:auto; display:block; }
.footer-cols{ display:flex; gap:56px; flex-wrap:wrap; }
.footer-col h5{ font-family: var(--ff-head); color:#fff; font-size:.85rem; letter-spacing:.06em; text-transform:uppercase; margin-bottom:14px; }
.footer-col li{ margin-bottom:10px; font-size:.9rem; }
.footer-col a:hover{ color:#fff; }
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1); padding-top:22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:.8rem; color:#8a9096;
}

/* Floating WhatsApp button */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:200;
  width:60px; height:60px; border-radius:50%; background: var(--whatsapp);
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 28px rgba(37,211,102,.45);
  transition: transform .2s ease;
}
.wa-float:hover{ transform: scale(1.08); }
.wa-float svg{ width:30px; height:30px; color:#fff; }

/* Lightbox */
.lightbox{
  position:fixed; inset:0; background:rgba(20,22,24,.92); z-index:300;
  display:flex; align-items:center; justify-content:center; padding:30px;
  opacity:0; pointer-events:none; transition: opacity .2s ease;
}
.lightbox.open{ opacity:1; pointer-events:auto; }
.lightbox img{ max-width:100%; max-height:88vh; border-radius:8px; box-shadow:0 20px 60px rgba(0,0,0,.5); }
.lightbox-close{
  position:absolute; top:22px; right:26px; width:44px; height:44px; border-radius:50%;
  background: rgba(255,255,255,.12); border:none; color:#fff; font-size:1.4rem; cursor:pointer;
}

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

/* Utility */
.mt-0{ margin-top:0; }
.text-center{ text-align:center; }