/* ================================================================
   Investigaciones Montana — premium redesign
   ================================================================ */
:root{
  --bg:#0a1628;            /* azul casi negro — noir */
  --bg-2:#0f1f38;
  --bg-3:#13253f;
  --surface:#ffffff;
  --surface-alt:#f5f7fb;
  --surface-warm:#faf8f3;

  --text:#0a1628;
  --text-2:#2a3a54;
  --text-muted:#667589;
  --text-light:#c7d2e2;
  --text-dim:#8594a8;

  --brand:#1e4b8c;         /* azul corporativo profundo */
  --brand-2:#2a68bd;
  --brand-dark:#13355f;
  --accent:#c9a86a;        /* dorado sobrio */
  --accent-2:#e5c98a;
  --danger:#c0392b;

  --border:#e5e9f0;
  --border-dark:rgba(255,255,255,.08);

  --shadow-sm:0 2px 8px rgba(10,22,40,.06);
  --shadow:0 20px 50px rgba(10,22,40,.10);
  --shadow-lg:0 30px 80px rgba(10,22,40,.18);

  --r-sm:6px;
  --r-md:12px;
  --r-lg:18px;

  --space: 8px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.container{max-width:1240px;margin:0 auto;padding:0 28px}
svg{display:inline-block;vertical-align:middle}

/* ---------- Eyebrow ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-size:12px;letter-spacing:3px;text-transform:uppercase;
  color:var(--accent);font-weight:600;margin-bottom:20px;
}
.eyebrow.light{color:var(--accent-2)}
.eyebrow-dash{
  display:inline-block;width:32px;height:1px;background:var(--accent);
}

/* ---------- Reveal animation ---------- */
[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
[data-reveal].in{opacity:1;transform:none}

/* ---------- Topbar ---------- */
.topbar{
  background:var(--bg);color:var(--text-light);
  font-size:13px;padding:10px 0;
  border-bottom:1px solid rgba(201,168,106,.15);
}
.topbar .i{width:14px;height:14px;margin-right:6px;color:var(--accent)}
.topbar-inner{display:flex;justify-content:space-between;align-items:center}
.topbar-left{display:inline-flex;align-items:center;letter-spacing:.5px}
.topbar-phone{color:var(--accent-2);font-weight:600;display:inline-flex;align-items:center;transition:color .2s}
.topbar-phone:hover{color:#fff}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s, padding .25s;
}
.header.scrolled{box-shadow:0 4px 24px rgba(10,22,40,.06)}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:80px}
.logo{display:flex;align-items:center;gap:12px;font-family:'Playfair Display',serif;font-size:21px;letter-spacing:.3px}
.logo-mark{
  width:42px;height:42px;border-radius:8px;
  background:var(--bg);
  color:var(--accent);
  display:grid;place-items:center;
  box-shadow:inset 0 0 0 1px rgba(201,168,106,.3);
}
.logo-mark svg{width:24px;height:24px}
.logo-text{color:var(--text)}
.logo-text strong{color:var(--brand);font-weight:700}
.nav{display:flex;gap:36px;align-items:center}
.nav a{font-weight:500;font-size:14.5px;color:var(--text-2);letter-spacing:.3px;position:relative;transition:color .2s}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nav a:not(.btn):hover{color:var(--text)}
.nav a:not(.btn):hover::after{transform:scaleX(1)}
.nav a.btn-primary{color:#fff}
.nav a.btn-primary:hover{color:#fff}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:8px;
  font-weight:600;font-size:14.5px;letter-spacing:.3px;
  transition:all .25s cubic-bezier(.2,.7,.2,1);
  cursor:pointer;border:0;font-family:inherit;
  position:relative;overflow:hidden;
}
.btn svg{width:16px;height:16px;transition:transform .25s}
.btn-sm{padding:10px 20px;font-size:13.5px}
.btn-lg{padding:17px 32px;font-size:15px}
.btn-block{width:100%;justify-content:center}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 14px rgba(30,75,140,.3)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 10px 28px rgba(30,75,140,.45)}
.btn-primary:hover svg{transform:translateX(3px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.25)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.6);transform:translateY(-2px)}
.btn-accent{background:var(--accent);color:var(--bg)}
.btn-accent:hover{background:var(--accent-2)}

.btn-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand);font-weight:600;font-size:14.5px;
  letter-spacing:.3px;padding-bottom:4px;
  border-bottom:1px solid var(--brand);
  transition:gap .25s;
}
.btn-link svg{width:16px;height:16px;transition:transform .25s}
.btn-link:hover{gap:14px}
.btn-link:hover svg{transform:translateX(3px)}

/* ================================================================
   HERO
   ================================================================ */
.hero{
  position:relative;
  min-height:min(760px,92vh);
  color:#fff;
  padding:110px 0 120px;
  display:flex;align-items:center;
  overflow:hidden;
}
.hero-slideshow{
  position:absolute;inset:0;z-index:0;
  background:#0a1628;
}
.hero-slide{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center;
  opacity:0;
  filter:saturate(.75) contrast(1.05);
  animation:heroFade 36s infinite;
  transform:scale(1.05);
  will-change:opacity,transform;
}
.hero-slide:nth-child(1){animation-delay:0s}
.hero-slide:nth-child(2){animation-delay:6s}
.hero-slide:nth-child(3){animation-delay:12s}
.hero-slide:nth-child(4){animation-delay:18s}
.hero-slide:nth-child(5){animation-delay:24s}
.hero-slide:nth-child(6){animation-delay:30s}

@keyframes heroFade{
  0%  { opacity:0; transform:scale(1.08) }
  3%  { opacity:1 }
  16% { opacity:1; transform:scale(1.02) }
  19% { opacity:0 }
  100%{ opacity:0 }
}

.hero-overlay{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(135deg,rgba(10,22,40,.82) 0%,rgba(15,31,56,.72) 55%,rgba(10,22,40,.90) 100%),
    radial-gradient(circle at 80% 30%, rgba(201,168,106,.10), transparent 45%),
    radial-gradient(circle at 15% 70%, rgba(30,75,140,.25), transparent 55%);
}
.hero-grain{
  position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.4;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}
.hero-inner{position:relative;z-index:3;display:grid;grid-template-columns:1.4fr .6fr;gap:60px;align-items:center;width:100%}
.hero-copy{max-width:720px}

.hero h1{
  font-family:'Playfair Display',serif;
  font-size:clamp(38px,5.2vw,72px);
  line-height:1.04;
  font-weight:700;
  letter-spacing:-0.02em;
  margin-bottom:28px;
}
.hero h1 em{
  display:block;
  font-style:italic;
  font-weight:700;
  font-size:1.15em;
  color:var(--accent);
  margin:6px 0;
  line-height:.95;
  position:relative;
}
.hero h1 em::after{
  content:"";position:absolute;left:0;bottom:2px;height:3px;width:120px;
  background:linear-gradient(90deg,var(--accent),transparent);
}
.lead{font-size:18px;color:var(--text-light);margin-bottom:40px;max-width:560px;line-height:1.7}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:56px}

.hero-stats{
  display:flex;align-items:center;gap:36px;
  padding-top:32px;
  border-top:1px solid rgba(255,255,255,.12);
  max-width:600px;
}
.hero-stat strong{
  display:block;
  font-family:'Playfair Display',serif;
  font-size:40px;font-weight:700;
  color:var(--accent);
  line-height:1;margin-bottom:6px;
  letter-spacing:-0.02em;
}
.hero-stat span{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--text-dim)}
.hero-divider{width:1px;height:42px;background:rgba(255,255,255,.15)}

.hero-seal{
  color:var(--accent);
  opacity:.9;
  animation:slowSpin 42s linear infinite;
}
.seal-svg{width:230px;height:230px;display:block}
@keyframes slowSpin{to{transform:rotate(360deg)}}

.hero-scroll{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
  width:22px;height:36px;border:1.5px solid rgba(255,255,255,.4);
  border-radius:12px;z-index:4;
}
.hero-scroll span{
  display:block;width:3px;height:8px;background:var(--accent);
  margin:6px auto 0;border-radius:2px;
  animation:scrollDot 1.6s ease-in-out infinite;
}
@keyframes scrollDot{
  0%,100%{transform:translateY(0);opacity:1}
  50%{transform:translateY(10px);opacity:.3}
}

/* ================================================================
   TRUST BAR
   ================================================================ */
.trust-bar{
  background:var(--surface-warm);
  padding:26px 0;
  border-bottom:1px solid var(--border);
}
.trust-inner{display:flex;justify-content:space-around;align-items:center;flex-wrap:wrap;gap:24px}
.trust-item{
  display:inline-flex;align-items:center;gap:12px;
  color:var(--text-2);font-size:14px;font-weight:500;letter-spacing:.3px;
}
.trust-item svg{width:22px;height:22px;color:var(--brand)}

/* ================================================================
   SECTIONS
   ================================================================ */
.section{padding:120px 0;position:relative}
.section-alt{background:var(--surface-alt);position:relative}
.section-alt::before,.section-alt::after{
  content:"";position:absolute;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
  opacity:.25;
}
.section-alt::before{top:0}
.section-alt::after{bottom:0}
.section-dark{background:var(--bg);color:#fff;position:relative;overflow:hidden}
.section-dark::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 30% 20%,rgba(201,168,106,.08),transparent 50%);
  pointer-events:none;
}

.section-head{text-align:center;max-width:720px;margin:0 auto 72px}
.section-head.light{color:#fff}
.section-head .eyebrow{justify-content:center}
.section-head h2{
  font-family:'Playfair Display',serif;
  font-size:clamp(30px,3.8vw,48px);
  line-height:1.15;letter-spacing:-.01em;
  margin-bottom:18px;
}
.section-head h2 em{font-style:italic;color:var(--brand);font-weight:700}
.section-dark .section-head h2 em{color:var(--accent)}
.section-head p{color:var(--text-muted);font-size:17px;line-height:1.7;max-width:620px;margin:0 auto}
.section-dark .section-head p{color:var(--text-light)}

.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ================================================================
   SERVICIOS
   ================================================================ */
.service-feature{
  display:grid;grid-template-columns:1.1fr 1fr;gap:60px;
  align-items:center;margin-bottom:80px;
  padding:40px;background:#fff;border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  position:relative;
}
.service-feature::before{
  content:"";position:absolute;top:0;left:0;width:4px;height:60%;
  background:linear-gradient(180deg,var(--accent),transparent);
  border-radius:4px 0 0 0;
}
.service-feature-img{position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:4/3}
.service-feature-img img{width:100%;height:100%;object-fit:cover;transition:transform 1s}
.service-feature:hover .service-feature-img img{transform:scale(1.04)}
.badge-popular{
  position:absolute;top:16px;left:16px;
  background:var(--accent);color:var(--bg);
  font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;
  padding:8px 14px;border-radius:6px;
}
.service-feature-copy h3{
  font-family:'Playfair Display',serif;
  font-size:clamp(24px,2.6vw,34px);line-height:1.2;
  margin-bottom:18px;letter-spacing:-.01em;
}
.service-feature-copy p{color:var(--text-muted);font-size:16px;margin-bottom:24px;line-height:1.75}

.feature-list{list-style:none;margin-bottom:28px}
.feature-list li{
  display:flex;align-items:center;gap:12px;
  padding:8px 0;color:var(--text-2);font-size:14.5px;font-weight:500;
}
.feature-list svg{width:18px;height:18px;color:var(--brand);flex-shrink:0}

.services-grid{gap:20px}
.card{
  background:#fff;padding:36px 30px;
  border-radius:var(--r-md);
  border:1px solid var(--border);
  transition:all .35s cubic-bezier(.2,.7,.2,1);
  position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--accent));
  transform:scaleX(0);transform-origin:left;transition:transform .5s;
}
.card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:transparent;
}
.card:hover::before{transform:scaleX(1)}

.card-icon{
  width:56px;height:56px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  color:var(--accent-2);
  display:grid;place-items:center;
  margin-bottom:22px;
  box-shadow:0 6px 20px rgba(30,75,140,.25);
  transition:transform .3s;
}
.card:hover .card-icon{transform:rotate(-4deg) scale(1.05)}
.card-icon svg{width:28px;height:28px}

.card h3{
  font-family:'Playfair Display',serif;
  font-size:22px;margin-bottom:12px;letter-spacing:-.005em;
}
.card p{color:var(--text-muted);font-size:15px;line-height:1.7}

/* ================================================================
   PROCESO
   ================================================================ */
.process{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;
}
.process-line{
  position:absolute;top:30px;left:5%;right:5%;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent),var(--accent),transparent);
  opacity:.4;
  z-index:0;
}
.step{
  background:#fff;padding:36px 28px;
  border-radius:var(--r-md);
  border:1px solid var(--border);
  position:relative;z-index:1;
  transition:transform .3s, box-shadow .3s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:56px;height:56px;border-radius:50%;
  background:var(--bg);color:var(--accent);
  font-family:'Playfair Display',serif;font-size:18px;font-weight:700;
  margin-bottom:20px;
  box-shadow:0 0 0 4px var(--surface-alt), 0 0 0 5px var(--accent);
  letter-spacing:.5px;
}
.step h4{font-size:19px;margin-bottom:10px;font-family:'Playfair Display',serif}
.step p{color:var(--text-muted);font-size:14.5px;line-height:1.7}

/* ================================================================
   NOSOTROS
   ================================================================ */
.section-about{padding:120px 0;background:linear-gradient(180deg,#fff 0%,var(--surface-warm) 100%)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.about-copy h2{
  font-family:'Playfair Display',serif;
  font-size:clamp(28px,3.5vw,44px);line-height:1.2;
  margin-bottom:24px;letter-spacing:-.01em;
}
.about-copy h2 em{font-style:italic;color:var(--brand);font-weight:700}
.about-copy p{color:var(--text-muted);margin-bottom:18px;font-size:16.5px;line-height:1.8}
.about-copy p strong{color:var(--text);font-weight:600}

.check-list{list-style:none;margin-top:28px}
.check-list li{
  display:flex;align-items:center;gap:14px;
  padding:12px 0;color:var(--text);font-weight:500;font-size:15.5px;
  border-bottom:1px dashed var(--border);
}
.check-list li:last-child{border-bottom:0}
.check-list svg{
  width:20px;height:20px;color:#fff;
  background:var(--brand);border-radius:50%;padding:4px;
  flex-shrink:0;
}

.about-visual{position:relative}
.about-card{
  position:relative;
  aspect-ratio:4/5;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  color:var(--accent);
  isolation:isolate;
}
.about-card-bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(circle at 30% 20%, rgba(201,168,106,.15), transparent 55%),
    radial-gradient(circle at 80% 80%, rgba(30,75,140,.35), transparent 60%),
    linear-gradient(160deg,#0a1628 0%,#13253f 70%,#0a1628 100%);
}
.about-card-grain{
  position:absolute;inset:0;z-index:1;opacity:.25;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}
.about-card-content{
  position:relative;z-index:2;
  height:100%;
  display:flex;flex-direction:column;align-items:center;justify-content:space-between;
  padding:44px 36px 56px;
}
.about-emblem{
  width:230px;height:230px;
  color:var(--accent);
  opacity:.95;
  animation:slowSpin 50s linear infinite;
  flex-shrink:0;
}
.about-card-stats{
  display:flex;gap:28px;justify-content:center;
  padding:24px 0;
  border-top:1px solid rgba(201,168,106,.2);
  border-bottom:1px solid rgba(201,168,106,.2);
  width:100%;
}
.about-card-stats div{text-align:center;flex:1}
.about-card-stats strong{
  display:block;
  font-family:'Playfair Display',serif;
  font-size:26px;color:var(--accent);
  line-height:1;margin-bottom:6px;
  letter-spacing:-.01em;
}
.about-card-stats span{
  font-size:10px;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--text-light);line-height:1.4;
}
.about-card-tools{
  display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%;
}
.tool{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 12px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(201,168,106,.15);
  border-radius:8px;
  font-size:12px;color:var(--text-light);letter-spacing:.3px;
}
.tool svg{width:16px;height:16px;color:var(--accent);flex-shrink:0}

.about-badge{
  position:absolute;bottom:-22px;right:-22px;z-index:3;
  background:var(--accent);color:var(--bg);
  padding:22px 24px;border-radius:var(--r-md);
  box-shadow:0 12px 30px rgba(201,168,106,.35);
  text-align:center;
}
.about-badge strong{
  display:block;font-family:'Playfair Display',serif;
  font-size:40px;color:var(--bg);line-height:1;margin-bottom:4px;font-weight:700;
}
.about-badge span{font-size:10px;letter-spacing:1.8px;text-transform:uppercase;color:var(--bg);line-height:1.5;font-weight:600;opacity:.85}

/* ================================================================
   TESTIMONIOS
   ================================================================ */
.testimonios .quote{
  background:rgba(255,255,255,.04);
  padding:40px 32px 32px;
  border-radius:var(--r-md);
  border:1px solid rgba(255,255,255,.08);
  position:relative;
  transition:transform .3s, background .3s;
}
.testimonios .quote:hover{
  transform:translateY(-4px);
  background:rgba(255,255,255,.06);
}
.quote-mark{
  width:32px;height:32px;color:var(--accent);opacity:.5;
  margin-bottom:16px;
}
.quote p{color:#fff;font-size:16.5px;line-height:1.75;margin-bottom:24px;font-style:italic;font-weight:300}
.quote cite{font-style:normal;display:block;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}
.quote cite strong{display:block;color:#fff;font-size:15px;font-weight:600;margin-bottom:3px}
.quote cite span{color:var(--text-dim);font-size:13px;letter-spacing:.5px}

/* ================================================================
   FAQ
   ================================================================ */
.faq{max-width:820px;margin:0 auto}
.faq details{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-md);
  margin-bottom:14px;
  padding:22px 28px;
  transition:all .25s;
}
.faq details:hover{border-color:var(--accent);box-shadow:var(--shadow-sm)}
.faq details[open]{border-color:var(--accent);background:var(--surface-warm)}
.faq summary{
  font-weight:600;cursor:pointer;font-size:16px;
  list-style:none;display:flex;justify-content:space-between;align-items:center;
  color:var(--text);gap:20px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:24px;color:var(--accent);
  width:28px;height:28px;display:grid;place-items:center;
  background:var(--surface-alt);border-radius:50%;
  transition:transform .3s;font-weight:400;line-height:1;
}
.faq details[open] summary::after{content:"−";transform:rotate(180deg);background:var(--accent);color:#fff}
.faq details p{color:var(--text-muted);margin-top:18px;font-size:15px;line-height:1.75;padding-right:48px}

/* ================================================================
   CTA
   ================================================================ */
.cta{position:relative;color:#fff;padding:100px 0;overflow:hidden}
.cta-bg{
  position:absolute;inset:0;z-index:0;
  background:
    linear-gradient(135deg,rgba(10,22,40,.94),rgba(19,53,95,.88)),
    linear-gradient(135deg,#0a1628 0%,#13355f 100%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.cta-copy h2{
  font-family:'Playfair Display',serif;
  font-size:clamp(30px,3.8vw,48px);line-height:1.15;
  margin-bottom:16px;letter-spacing:-.01em;
}
.cta-copy h2 em{font-style:italic;color:var(--accent);font-weight:700}
.cta-copy p{color:var(--text-light);font-size:17px;line-height:1.7;max-width:460px}

.cta-form{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(12px);
  padding:32px;border-radius:var(--r-lg);
  display:flex;flex-direction:column;gap:14px;
}
.cta-form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cta-form input,.cta-form select,.cta-form textarea{
  width:100%;padding:14px 16px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-sm);
  color:#fff;font-family:inherit;font-size:14.5px;
  transition:border-color .2s, background .2s;
}
.cta-form input::placeholder,.cta-form textarea::placeholder{color:rgba(255,255,255,.5)}
.cta-form input:focus,.cta-form select:focus,.cta-form textarea:focus{
  outline:0;border-color:var(--accent);background:rgba(255,255,255,.12);
}
.cta-form select{cursor:pointer}
.cta-form select option{color:var(--text);background:#fff}
.cta-form small{
  display:flex;align-items:center;gap:8px;justify-content:center;
  color:var(--text-dim);font-size:12.5px;margin-top:6px;letter-spacing:.3px;
}
.cta-form small svg{width:14px;height:14px;color:var(--accent)}

/* ================================================================
   FOOTER
   ================================================================ */
.footer{background:var(--bg);color:var(--text-light);padding:80px 0 0;position:relative;overflow:hidden}
.footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
  opacity:.4;
}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:60px;padding-bottom:56px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo-text,.footer-brand .logo-text strong{color:#fff}
.footer-brand .logo-mark{background:rgba(201,168,106,.1)}
.footer .muted{color:var(--text-dim);font-size:14.5px;max-width:320px;line-height:1.7}
.footer h5{color:#fff;margin-bottom:18px;font-size:13px;letter-spacing:2px;text-transform:uppercase;font-weight:600}
.footer-list{list-style:none;font-size:14.5px}
.footer-list li{padding:5px 0}
.footer-list a{color:var(--text-light);transition:color .2s}
.footer-list a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--border-dark);padding:22px 0}
.footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-dim)}

/* ================================================================
   WHATSAPP WIDGET
   ================================================================ */
.wa-widget{position:fixed;bottom:28px;right:28px;z-index:100;display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.whatsapp-float{
  background:#25d366;color:#fff;
  width:64px;height:64px;border-radius:50%;
  display:grid;place-items:center;
  box-shadow:0 10px 30px rgba(37,211,102,.4);
  border:0;cursor:pointer;transition:transform .25s;
  animation:waPulse 2.4s ease-in-out infinite;
}
.whatsapp-float svg{width:30px;height:30px}
.whatsapp-float:hover{transform:scale(1.08);animation:none}
@keyframes waPulse{
  0%,100%{box-shadow:0 10px 30px rgba(37,211,102,.4)}
  50%{box-shadow:0 10px 30px rgba(37,211,102,.4),0 0 0 14px rgba(37,211,102,.12)}
}
.wa-menu{
  background:#fff;border-radius:14px;
  box-shadow:0 24px 60px rgba(10,22,40,.3);
  width:300px;overflow:hidden;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .25s cubic-bezier(.2,.7,.2,1);
}
.wa-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.wa-menu-head{background:#075e54;color:#fff;padding:18px 20px}
.wa-menu-head strong{display:block;font-size:15px;margin-bottom:3px}
.wa-menu-head span{font-size:12px;opacity:.85;letter-spacing:.3px}
.wa-option{display:flex;align-items:center;gap:14px;padding:16px 20px;color:var(--text);border-top:1px solid var(--border);transition:background .15s}
.wa-option:hover{background:#f0fdf4}
.wa-option strong{display:block;font-size:14px;color:var(--text);font-weight:600}
.wa-option small{color:var(--text-muted);font-size:13px}
.wa-dot{width:10px;height:10px;background:#25d366;border-radius:50%;flex-shrink:0;box-shadow:0 0 0 4px rgba(37,211,102,.2);animation:waDotPulse 2s ease-in-out infinite}
@keyframes waDotPulse{50%{box-shadow:0 0 0 6px rgba(37,211,102,.1)}}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr}
  .hero-seal{display:none}
  .service-feature{grid-template-columns:1fr;padding:28px}
  .cta-inner{grid-template-columns:1fr}
}
@media (max-width:960px){
  .grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .two-col{grid-template-columns:1fr;gap:50px}
  .nav a:not(.btn){display:none}
  .section,.section-about{padding:72px 0}
  .hero{padding:80px 0 100px;min-height:auto}
  .process{grid-template-columns:1fr 1fr}
  .process-line{display:none}
  .footer-inner{grid-template-columns:1fr;gap:40px}
  .hero-stats{flex-wrap:wrap;gap:24px}
  .hero-divider{display:none}
  .topbar-left{display:none}
  .topbar-inner{justify-content:flex-end}
  .about-badge{bottom:16px;right:16px;padding:16px 18px}
  .about-badge strong{font-size:32px}
}
@media (max-width:600px){
  .grid-3,.grid-4,.process{grid-template-columns:1fr}
  .cta-form .row{grid-template-columns:1fr}
  .hero h1 em::after{width:80px}
  .footer-bottom-inner{flex-direction:column;text-align:center}
  .trust-inner{justify-content:flex-start}
  .trust-item{font-size:13px}
}