/* PQA | Landing Cumbre Petróleo, Gas y Energía 2026 */
:root {
  --navy: #0b2340;
  --navy-deep: #07182b;
  --blue: #145b91;
  --cyan: #55c4df;
  --gold: #d6a85c;
  --ink: #16283b;
  --muted: #617184;
  --pale: #f3f6f8;
  --white: #fff;
  --line: #dbe3e9;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; font-family: "Montserrat", Arial, sans-serif; color: var(--ink); line-height: 1.7; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 1000; background: white; padding: 10px; }
.skip-link:focus { left: 8px; }
.site-header { height: 82px; position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.97); border-bottom: 1px solid rgba(11,35,64,.08); backdrop-filter: blur(14px); }
.nav-wrap, .brand, .main-nav, .hero-actions, .footer-top, .footer-bottom { display: flex; align-items: center; }
.nav-wrap { height: 100%; justify-content: space-between; gap: 28px; }
.brand { gap: 12px; flex-shrink: 0; }
.brand-mark { display: grid; place-items: center; width: 54px; height: 44px; background: var(--navy); color: white; font-weight: 800; font-size: 21px; letter-spacing: -1px; border-left: 4px solid var(--gold); }
.brand-name { font-size: 10px; line-height: 1.35; font-weight: 800; letter-spacing: .7px; }
.brand-name small { font-size: 9px; letter-spacing: 1.5px; font-weight: 600; color: var(--muted); }
.main-nav { gap: 28px; font-size: 11px; font-weight: 700; }
.main-nav a:not(.nav-cta) { transition: color .2s ease; }
.main-nav a:hover { color: var(--blue); }
.nav-cta { padding: 11px 17px; color: white; background: var(--navy); }
.menu-toggle { display: none; border: 0; background: transparent; padding: 8px; }
.menu-toggle span { display: block; width: 25px; height: 2px; background: var(--navy); margin: 5px; }
.hero { min-height: 650px; position: relative; display: flex; align-items: center; overflow: hidden; color: white; background: #0a2039 url("../img/hero-industria.jpg") center/cover no-repeat; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,20,37,.96) 0%, rgba(7,29,52,.86) 47%, rgba(7,29,52,.28) 100%), linear-gradient(0deg, rgba(7,24,43,.55), transparent 50%); }
.hero-content { position: relative; z-index: 1; padding-top: 82px; padding-bottom: 86px; }
.eyebrow, .section-kicker, .statement-label { font-size: 10px; letter-spacing: 2px; font-weight: 800; }
.eyebrow { display: flex; align-items: center; gap: 12px; color: #c8e9f3; }
.eyebrow-line { width: 34px; height: 2px; background: var(--gold); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 790px; margin-bottom: 22px; font-size: clamp(38px, 5.5vw, 68px); line-height: 1.12; letter-spacing: -2.5px; font-weight: 700; }
h1 em, h2 em { font-style: normal; color: var(--cyan); }
.hero-lead { max-width: 660px; color: #d9e3eb; font-size: 15px; line-height: 1.9; }
.hero-actions { gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.button { min-height: 48px; display: inline-flex; justify-content: center; align-items: center; gap: 18px; padding: 13px 19px; font-size: 11px; font-weight: 800; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold); color: #17283a; }
.button-ghost { border: 1px solid rgba(255,255,255,.5); color: white; }
.hero-note { margin-top: 50px; display: flex; align-items: center; gap: 10px; font-size: 10px; letter-spacing: .6px; color: #c3d0dc; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(85,196,223,.12); }
.hero-bottom-line { position: absolute; bottom: 0; left: 0; height: 5px; width: 34%; background: var(--gold); }
.section { padding: 105px 0; }
.intro-grid { display: grid; grid-template-columns: .7fr 1.6fr; gap: 70px; }
.section-kicker { display: flex; align-items: center; gap: 14px; color: var(--blue); white-space: nowrap; }
.kicker-rule { width: 34px; height: 1px; background: var(--gold); }
h2 { margin-bottom: 22px; font-size: clamp(30px, 4vw, 47px); line-height: 1.2; letter-spacing: -1.6px; color: var(--navy); }
h2 em { color: var(--blue); }
.intro-copy { max-width: 790px; }
.large-copy { font-size: 20px; line-height: 1.65; color: #31465b; }
.intro-copy p:not(.large-copy) { color: var(--muted); font-size: 14px; }
.text-link { display: inline-flex; gap: 15px; margin-top: 14px; padding-bottom: 6px; border-bottom: 1px solid var(--gold); color: var(--navy); font-size: 11px; font-weight: 800; }
.statement { background: var(--navy); color: white; padding: 70px 0; position: relative; overflow: hidden; }
.statement:after { content: ""; position: absolute; width: 300px; height: 300px; border: 1px solid rgba(85,196,223,.18); border-radius: 50%; right: -90px; top: -100px; box-shadow: 0 0 0 35px rgba(85,196,223,.025), 0 0 0 70px rgba(85,196,223,.02); }
.statement-inner { max-width: 920px; position: relative; z-index: 1; }
.quote-mark { color: var(--gold); font-family: Georgia, serif; font-size: 75px; line-height: .8; }
.statement p { max-width: 850px; margin: 12px 0 24px; font-size: clamp(23px, 3.2vw, 36px); line-height: 1.45; font-weight: 500; letter-spacing: -.6px; }
.statement-label { color: #9eb8cc; font-size: 9px; }
.solutions { background: var(--pale); }
.section-heading { display: grid; grid-template-columns: .7fr 1.6fr; gap: 70px; margin-bottom: 42px; }
.section-heading > div:last-child { max-width: 790px; }
.section-heading p { max-width: 680px; color: var(--muted); font-size: 14px; }
.solution-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.solution-card { min-height: 265px; position: relative; background: white; padding: 27px 23px; border: 1px solid #e5ebef; transition: transform .25s, box-shadow .25s; }
.solution-card:hover { transform: translateY(-5px); box-shadow: 0 16px 35px rgba(11,35,64,.08); }
.card-number { color: #9caab7; font-size: 10px; font-weight: 800; letter-spacing: 1px; }
.card-icon { display: grid; place-items: center; width: 42px; height: 42px; margin: 25px 0 20px; border: 1px solid #d7e4eb; color: var(--blue); font-size: 23px; }
.solution-card h3 { margin-bottom: 10px; font-size: 15px; line-height: 1.4; color: var(--navy); }
.solution-card p { margin-bottom: 0; font-size: 11px; line-height: 1.8; color: var(--muted); }
.disclaimer { margin: 22px 0 0; color: #7b8996; font-size: 10px; }
.gallery { background: white; }
.gallery-grid { display: grid; grid-template-columns: 1.35fr 1fr; grid-template-rows: 230px 230px; gap: 16px; }
.gallery-item { min-width: 0; position: relative; overflow: hidden; margin: 0; background: #dce5eb; }
.gallery-large { grid-row: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gallery-item:hover img { transform: scale(1.04); }
.gallery-item:after { content: ""; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(5,20,37,.8)); pointer-events: none; }
.gallery-item figcaption { position: absolute; z-index: 1; bottom: 18px; left: 20px; right: 16px; color: white; font-size: 12px; font-weight: 700; }
.gallery-item figcaption span { margin-right: 12px; color: var(--gold); font-size: 10px; }
.gallery-help { margin-top: 17px; font-size: 10px; color: var(--muted); }
.contact { position: relative; overflow: hidden; padding: 90px 0; color: white; background: var(--navy-deep); }
.contact:before { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, rgba(7,24,43,.98), rgba(11,55,87,.84)); }
.contact-glow { position: absolute; right: 5%; top: -180px; width: 430px; height: 430px; border-radius: 50%; border: 1px solid rgba(85,196,223,.22); box-shadow: 0 0 0 40px rgba(85,196,223,.03), 0 0 0 80px rgba(85,196,223,.025); }
.contact-inner { position: relative; z-index: 1; }
.section-kicker.light { color: #b5d7e5; margin-bottom: 28px; }
.contact h2 { max-width: 760px; color: white; }
.contact p { max-width: 650px; color: #c5d4e0; font-size: 14px; }
.button-light { margin-top: 17px; background: white; color: var(--navy); }
.site-footer { background: #061422; color: white; }
.footer-top { min-height: 100px; justify-content: space-between; gap: 20px; border-bottom: 1px solid rgba(255,255,255,.12); }
.brand-footer .brand-mark { background: white; color: var(--navy); }
.brand-footer .brand-name small { color: #9cb0c1; }
.footer-top p, .back-top { margin: 0; color: #b7c5d1; font-size: 10px; }
.back-top { font-weight: 700; }
.footer-bottom { min-height: 55px; justify-content: space-between; gap: 20px; color: #879aaa; font-size: 9px; }
@media (max-width: 900px) {
  .main-nav { gap: 16px; }
  .main-nav a { font-size: 10px; }
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .section-heading, .intro-grid { grid-template-columns: 1fr; gap: 28px; }
  .section-kicker { margin-bottom: 0; }
}
@media (max-width: 680px) {
  .container { width: min(100% - 34px, var(--max)); }
  .site-header { height: 72px; }
  .brand-mark { width: 47px; height: 40px; font-size: 18px; }
  .brand-name { font-size: 9px; }
  .brand-name small { font-size: 8px; }
  .menu-toggle { display: block; cursor: pointer; }
  .main-nav { display: none; position: absolute; top: 71px; left: 0; right: 0; padding: 18px 22px 24px; background: white; box-shadow: 0 12px 20px rgba(11,35,64,.1); align-items: stretch; flex-direction: column; gap: 0; }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 13px 5px; font-size: 12px; }
  .main-nav .nav-cta { text-align: center; margin-top: 8px; padding: 12px; }
  .hero { min-height: 650px; background-position: 62% center; }
  .hero-overlay { background: linear-gradient(90deg, rgba(5,20,37,.95), rgba(7,29,52,.75)), linear-gradient(0deg, rgba(7,24,43,.6), transparent); }
  .hero-content { padding-top: 65px; padding-bottom: 60px; }
  h1 { font-size: clamp(38px, 11vw, 55px); letter-spacing: -1.8px; }
  .hero-lead { font-size: 13px; }
  .hero-actions { align-items: stretch; flex-direction: column; max-width: 330px; }
  .hero-actions .button { justify-content: space-between; }
  .hero-note { margin-top: 34px; font-size: 9px; }
  .section { padding: 72px 0; }
  .intro-grid, .section-heading { gap: 25px; }
  h2 { font-size: 32px; letter-spacing: -1px; }
  .large-copy { font-size: 17px; }
  .statement { padding: 55px 0; }
  .statement p { font-size: 25px; }
  .solution-grid { grid-template-columns: 1fr; }
  .solution-card { min-height: auto; padding: 23px; }
  .card-icon { margin: 18px 0 14px; }
  .gallery-grid { display: flex; flex-direction: column; }
  .gallery-item, .gallery-large { height: 250px; }
  .contact { padding: 70px 0; }
  .footer-top { padding: 25px 0; align-items: flex-start; flex-direction: column; }
  .footer-top p { margin: 0; }
  .footer-bottom { padding: 17px 0; align-items: flex-start; flex-direction: column; gap: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}