/* ============ Header ============ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; color: #fff;
  transition: background .3s, box-shadow .3s, color .3s, backdrop-filter .3s;
}
.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent); color: var(--text);
  backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1rem; }
.nav .logo { font-size: 1.05rem; min-width: 0; }
.nav .logo span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-links { display: flex; gap: 1.6rem; align-items: center; }
.nav-links a { text-decoration: none; font-weight: 600; font-size: .93rem; opacity: .85; transition: opacity .2s; }
.nav-links a:hover { opacity: 1; }
.nav-panel { display: inline-flex; align-items: center; gap: .35rem; padding: .35rem .75rem; border-radius: 999px; border: 1px solid currentColor; opacity: .9 !important; }
.nav-actions { display: flex; gap: .5rem; align-items: center; }
.site-header:not(.scrolled) .icon-btn { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.25); color: #fff; }
.menu-btn { display: none; }

/* ============ Hero ============ */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; color: #fff; background: #0b1220 url(../assets/poster.jpg) center / cover; }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute; inset: 0;
  background:
    radial-gradient(80% 60% at 20% 40%, rgba(7, 11, 20, .35), transparent 70%),
    linear-gradient(180deg, rgba(7, 11, 20, .55) 0%, rgba(7, 11, 20, .35) 40%, rgba(7, 11, 20, .9) 100%);
}
.hero-content { position: relative; padding: 120px 0 80px; }
.badge {
  display: inline-flex; align-items: center; gap: .5rem; padding: .45rem .9rem; border-radius: 999px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(8px);
  font-size: .85rem; font-weight: 600;
}
.badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 rgba(255,204,51,.7); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(255,204,51,0); } 100% { box-shadow: 0 0 0 0 rgba(255,204,51,0); } }
.hero h1 { font-size: clamp(2.4rem, 7vw, 5rem); font-weight: 800; margin: 1.2rem 0 1rem; max-width: 14ch; }
.grad { background: linear-gradient(90deg, #ffe08a, var(--accent-2) 40%, var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); max-width: 52ch; opacity: .9; }
.hero-ctas { display: flex; gap: .75rem; flex-wrap: wrap; margin: 1.8rem 0 2.6rem; }
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; max-width: 760px;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius); overflow: hidden;
  backdrop-filter: blur(10px);
}
.hero-stats div { padding: 1rem 1.1rem; background: rgba(7,11,20,.35); display: grid; }
.hero-stats strong { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; }
.hero-stats span { font-size: .8rem; opacity: .8; line-height: 1.3; }
.scroll-cue { position: absolute; bottom: 24px; left: 50%; translate: -50% 0; width: 26px; height: 42px; border: 2px solid rgba(255,255,255,.6); border-radius: 14px; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: #fff; animation: cue 1.8s infinite; }
@keyframes cue { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ============ Confianza ============ */
.trust { border-bottom: 1px solid var(--line); background: var(--surface); }
.trust-row { display: flex; gap: 1.6rem; align-items: center; justify-content: center; flex-wrap: wrap; padding: 1.1rem 0; font-size: .92rem; }
.trust-item { display: inline-flex; align-items: center; gap: .4rem; font-weight: 700; color: var(--muted); }

/* ============ Secciones ============ */
section[id] { scroll-margin-top: 64px; }
.section { padding: clamp(64px, 10vw, 112px) 0; }
.section.alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 3rem; }
.section-head h2, .calc h2, .contact h2, .gov h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; color: var(--accent); margin-bottom: .7rem; }
.eyebrow.light { color: var(--accent-2); }

/* Servicios */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.service { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; transition: transform .3s, box-shadow .3s; }
.service:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-img { position: relative; aspect-ratio: 16/10; background-size: cover; background-position: center; }
.service-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,.35)); }
.service-icon { position: absolute; left: 1.2rem; bottom: -22px; z-index: 1; width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, var(--accent-2), var(--accent)); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(245,164,0,.4); }
.service-icon .icon { width: 26px; height: 26px; }
.service-body { padding: 2.2rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.service-body h3 { font-size: 1.35rem; }
.checks { list-style: none; padding: 0; margin: 0 0 1.2rem; display: grid; gap: .45rem; font-size: .93rem; }
.checks li { display: flex; gap: .5rem; align-items: flex-start; }
.checks .icon { color: var(--green); margin-top: .2em; width: 1.05em; height: 1.05em; }
.link-arrow { margin-top: auto; display: inline-flex; align-items: center; gap: .4rem; font-weight: 700; text-decoration: none; color: var(--accent); }
.link-arrow .icon { transition: transform .2s; }
.link-arrow:hover .icon { transform: translateX(4px); }

/* Gobierno */
.gov { position: relative; padding: clamp(64px, 10vw, 112px) 0; color: #fff; overflow: hidden; background: #070b14; }
.gov-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .35; transform: scale(1.05); }
.gov::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,11,20,.95) 30%, rgba(7,11,20,.6)); z-index: 0; }
.gov-bg { z-index: 0; }
.gov-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center; }
.gov p { opacity: .85; max-width: 52ch; }
.gov-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.gov-card { display: flex; gap: .9rem; padding: 1.2rem; border-radius: var(--radius); background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); backdrop-filter: blur(6px); }
.gov-card > .icon { color: var(--accent-2); width: 28px; height: 28px; }
.gov-card strong { display: block; margin-bottom: .25rem; }
.gov-card span { font-size: .88rem; opacity: .8; line-height: 1.45; display: block; }

/* Portafolio */
.filters { display: flex; justify-content: center; gap: .5rem; flex-wrap: wrap; margin-bottom: 2rem; }
.chip { padding: .5rem 1.1rem; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; font-weight: 600; font-size: .9rem; transition: all .2s; }
.chip:hover { border-color: var(--accent); }
.chip.active { background: var(--text); color: var(--bg); border-color: var(--text); }
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 240px; gap: 1rem; }
.work { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--surface-2); transition: opacity .35s, transform .35s; }
.work.wide { grid-column: span 2; }
.work img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.work:hover img { transform: scale(1.06); }
.work figcaption { position: absolute; inset: auto 0 0 0; padding: 1rem; color: #fff; background: linear-gradient(180deg, transparent, rgba(0,0,0,.8)); display: grid; gap: .1rem; }
.work figcaption small { opacity: .8; }
.tag { justify-self: start; font-size: .72rem; font-weight: 700; padding: .15rem .55rem; border-radius: 999px; background: var(--accent); color: var(--accent-ink); margin-bottom: .3rem; }
.work.hidden { display: none; }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.feature { padding: 1.6rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); transition: border-color .2s, transform .3s; }
.feature:hover { border-color: var(--accent); transform: translateY(-3px); }
.feature h3 { font-size: 1.1rem; margin-top: 1rem; }
.feature p { margin: 0; font-size: .93rem; }
.f-icon { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }
.steps { list-style: none; padding: 0; margin: 3rem 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; counter-reset: s; }
.steps li { position: relative; display: grid; gap: .2rem; padding: 1.2rem; border-radius: var(--radius); background: var(--surface); border: 1px dashed var(--line); }
.steps span { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; background: var(--text); color: var(--bg); margin-bottom: .4rem; }
.steps small { color: var(--muted); }

/* Calculadora */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.calc-form { display: grid; gap: 1.4rem; margin-top: 1.8rem; }
.range-row { display: flex; align-items: center; gap: 1rem; }
input[type="range"] { flex: 1; accent-color: var(--accent); height: 6px; }
.pill { min-width: 104px; text-align: center; font-weight: 800; padding: .45rem .8rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); }
.seg { display: inline-flex; padding: 4px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px; justify-self: start; }
.seg-btn { display: inline-flex; gap: .4rem; align-items: center; padding: .55rem 1.1rem; border: 0; background: transparent; border-radius: 999px; font-weight: 700; cursor: pointer; color: var(--muted); }
.seg-btn.active { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.calc-result {
  position: relative; padding: 2rem; border-radius: 24px; color: #fff; display: grid; gap: 1.2rem;
  background: radial-gradient(120% 100% at 100% 0%, #3b2a00 0%, transparent 50%), linear-gradient(160deg, #111a2e, #070b14);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.calc-result::before { content: ""; position: absolute; width: 280px; height: 280px; right: -80px; top: -80px; border-radius: 50%; background: radial-gradient(circle, rgba(255,204,51,.45), transparent 70%); }
.calc-result > * { position: relative; }
.big span { font-size: .9rem; opacity: .75; }
.big strong { display: block; font-size: clamp(2.4rem, 6vw, 3.6rem); font-weight: 800; line-height: 1.1; }
.r-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.r-grid div { padding: .9rem 1rem; border-radius: 14px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); display: grid; }
.r-grid span { font-size: .78rem; opacity: .7; }
.r-grid strong { font-size: 1.5rem; font-weight: 800; }
.r-grid small { opacity: .6; font-size: .75rem; }
.co2 { display: flex; align-items: center; gap: .5rem; color: #86efac; font-weight: 600; }
.calc-result .muted { color: rgba(255,255,255,.55); }

/* Testimonios */
.testis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.testi { margin: 0; padding: 1.6rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); display: flex; flex-direction: column; box-shadow: var(--shadow); }
.stars { display: flex; gap: 2px; color: var(--accent); margin-bottom: .8rem; }
.stars .icon { width: 18px; height: 18px; fill: currentColor; }
.testi p { flex: 1; font-size: 1rem; }
.testi footer { display: flex; align-items: center; gap: .8rem; }
.testi footer div { display: grid; line-height: 1.3; }
.testi small { color: var(--muted); }
.avatar { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: .85rem; background: linear-gradient(135deg, var(--accent-2), var(--accent)); color: var(--accent-ink); }

/* Contacto */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 3rem; align-items: start; }
.wa-big { margin: .5rem 0 1.6rem; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.contact-list li { display: flex; gap: .7rem; align-items: center; }
.contact-list .icon { color: var(--accent); }
.contact-list a { text-decoration: none; }
.contact-form { padding: 1.8rem; border-radius: 24px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.2rem; }
.form-grid .full { grid-column: 1 / -1; }
.btn.full { width: 100%; }
.form-note { margin: .8rem 0 0; text-align: center; }
.input.invalid { border-color: var(--red); }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 2.4rem 0 5rem; background: var(--surface); }
.footer-row { display: grid; gap: .6rem; justify-items: center; text-align: center; }
.footer p { margin: 0; }
.small { font-size: .82rem; }

.wa-float {
  position: fixed; right: 18px; bottom: 18px; z-index: 60; width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center; background: #25d366; color: #fff; box-shadow: 0 10px 30px rgba(37,211,102,.45);
  transition: transform .2s;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float .icon { width: 30px; height: 30px; }

/* Animaciones de entrada */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============ Responsive ============ */
@media (max-width: 980px) {
  .services, .testis { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .gov-grid, .calc, .contact { grid-template-columns: 1fr; gap: 2rem; }
  .features { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
}
@media (max-width: 1020px) {
  .menu-btn { display: grid; }
  .nav-links {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); color: var(--text); border-bottom: 1px solid var(--line); padding: .5rem 16px 1rem;
    transform: translateY(-120%); transition: transform .35s ease; box-shadow: var(--shadow-lg); z-index: -1;
  }
  .nav-links.open { transform: none; }
  .nav-links a { padding: .9rem 0; border-bottom: 1px solid var(--line); opacity: 1; }
  .nav-panel { border: 0 !important; padding: .9rem 0 !important; border-radius: 0 !important; }
  .site-header.menu-open { background: var(--bg); color: var(--text); }
  .site-header.menu-open .icon-btn { background: var(--surface); border-color: var(--line); color: var(--text); }
}
@media (max-width: 600px) {
  .hide-sm { display: none; }
  .hero-content { padding: 104px 0 72px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .features, .steps, .gov-cards { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .work.wide { grid-column: auto; }
  .form-grid { grid-template-columns: 1fr; }
  .calc-result { padding: 1.4rem; }
  .contact-form { padding: 1.2rem; }
  .trust-row { gap: .6rem 1.1rem; font-size: .85rem; }
  .scroll-cue { display: none; }
}