/* Gangaza Holdings — premium industrial styling
   Palette: deep navy, white, safety orange */
:root {
  --navy-950: #041526;
  --navy-900: #071d33;
  --navy-800: #0a2540;
  --navy-700: #12365a;
  --navy-600: #1d4a75;
  --orange: #f47a1f;
  --orange-600: #e0650b;
  --orange-100: #fff1e5;
  --wa: #1fa855;
  --wa-600: #178a45;
  --ink: #0b2239;
  --muted: #4f6478;
  --line: #dde5ec;
  --paper: #f3f6f9;
  --white: #fff;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 2px 8px rgba(7, 29, 51, .06);
  --shadow: 0 14px 36px rgba(7, 29, 51, .12);
  --shadow-lg: 0 30px 70px rgba(4, 21, 38, .28);
  --nav-h: 82px;
  --display: "Archivo", "Arial Narrow", Arial, sans-serif;
  --body: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 8px); -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--body); font-size: 1.0625rem; line-height: 1.6; color: var(--ink); background: var(--white); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
body.menu-open, body.lb-open { overflow: hidden; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.08; letter-spacing: -.02em; margin: 0; color: var(--navy-900); }
p { margin: 0 0 1rem; color: var(--muted); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; cursor: pointer; }
svg { width: 1.15em; height: 1.15em; flex: none; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 4px; }

.container { width: min(1240px, calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--orange); color: #fff; padding: 10px 16px; border-radius: 8px; font-weight: 700; }
.skip-link:focus { top: 12px; }

/* Progress bar */
.scroll-progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 60; pointer-events: none; }
.scroll-progress span { display: block; height: 100%; background: linear-gradient(90deg, var(--orange), #ffb067); transform-origin: 0 50%; transform: scaleX(0); }

/* ---------- Type helpers ---------- */
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 700; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--orange-600); }
.eyebrow::before { content: ""; width: 26px; height: 3px; border-radius: 2px; background: var(--orange); }
.eyebrow-light { color: #ffa152; }

.section { padding: clamp(64px, 9vw, 112px) 0; }
.section-head { max-width: 720px; margin-bottom: clamp(30px, 4vw, 48px); }
.section-head h2 { font-size: clamp(2rem, 4.2vw, 3.1rem); font-weight: 800; margin: 14px 0 14px; }
.section-head p { margin: 0; font-size: 1.06rem; }
.section-head-row { max-width: none; display: grid; grid-template-columns: 1fr 1fr; gap: 20px 60px; align-items: end; }
.section-head-row h2 { margin-bottom: 0; }
.section-head-center { text-align: center; margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 13px 22px; border-radius: 10px; font-family: var(--display); font-weight: 700; font-size: .95rem; letter-spacing: .005em; border: 2px solid transparent; transition: transform .2s var(--ease), background-color .2s, border-color .2s, color .2s, box-shadow .2s; white-space: nowrap; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-lg { padding: 16px 26px; font-size: 1rem; }
.btn .arr { transition: transform .2s var(--ease); }
.btn:hover .arr { transform: translateX(3px); }
.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 10px 24px rgba(244, 122, 31, .32); }
.btn-primary:hover { background: var(--orange-600); }
.btn-wa { background: var(--wa); color: #fff; box-shadow: 0 10px 22px rgba(31, 168, 85, .28); }
.btn-wa:hover { background: var(--wa-600); }
.btn-ghost { color: #fff; border-color: rgba(255, 255, 255, .55); background: rgba(255, 255, 255, .06); backdrop-filter: blur(4px); }
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .14); }
.btn-outline-dark { color: var(--navy-800); border-color: var(--navy-800); background: transparent; }
.btn-outline-dark:hover { background: var(--navy-800); color: #fff; }

.text-link { display: inline-flex; align-items: center; gap: 8px; font-family: var(--display); font-weight: 700; font-size: .92rem; color: var(--orange-600); }
.text-link svg { color: var(--wa); width: 1.2em; height: 1.2em; }
.text-link:hover { color: var(--navy-800); }

/* ---------- Topbar & navigation ---------- */
.topbar { background: var(--navy-950); color: #b9c8d6; font-size: .86rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 8px 0; }
.topbar-tag { font-family: var(--display); font-weight: 600; letter-spacing: .12em; text-transform: uppercase; font-size: .74rem; color: #ffa152; }
.topbar-contact { display: flex; align-items: center; gap: 20px; }
.topbar-contact a { white-space: nowrap; display: inline-flex; align-items: center; gap: 7px; color: #e5edf4; }
.topbar-contact a:hover { color: #fff; text-decoration: underline; }
.topbar-contact svg { color: var(--orange); width: 1em; height: 1em; }

.navbar { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .97); backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid transparent; transition: box-shadow .25s, border-color .25s; }
.navbar.scrolled { box-shadow: 0 8px 28px rgba(7, 29, 51, .1); border-bottom-color: var(--line); }
.nav-inner { height: var(--nav-h); display: flex; align-items: center; gap: 28px; }
.brand { flex: none; display: block; }
.brand img { height: 70px; width: auto; mix-blend-mode: multiply; filter: brightness(1.14) contrast(1.12); clip-path: inset(2% 0 0 0); transition: height .25s var(--ease); }
.navbar.scrolled .brand img { height: 60px; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links > a:not(.btn) { position: relative; padding: 10px 12px; font-family: var(--display); font-weight: 600; font-size: .94rem; color: var(--navy-800); border-radius: 8px; transition: color .2s; }
.nav-links > a:not(.btn)::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.nav-links > a:not(.btn):hover { color: var(--orange-600); }
.nav-links > a.active { color: var(--orange-600); }
.nav-links > a.active::after, .nav-links > a:not(.btn):hover::after { transform: scaleX(1); }
.nav-cta { display: none; }
.nav-wa-desktop { flex: none; }
.menu-toggle { display: none; width: 48px; height: 48px; border-radius: 10px; border: 1px solid var(--line); background: #fff; position: relative; margin-left: auto; }
.menu-toggle span { position: absolute; left: 13px; right: 13px; height: 2.5px; border-radius: 2px; background: var(--navy-800); transition: transform .3s var(--ease), opacity .2s, top .3s var(--ease); }
.menu-toggle span:nth-child(1) { top: 16px; }
.menu-toggle span:nth-child(2) { top: 23px; }
.menu-toggle span:nth-child(3) { top: 30px; }
.menu-toggle.open span:nth-child(1) { top: 23px; transform: rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { top: 23px; transform: rotate(-45deg); }
.nav-scrim { position: fixed; inset: 0; z-index: 40; background: rgba(4, 21, 38, .45); }
.nav-scrim[hidden] { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; isolation: isolate; color: #fff; min-height: min(86vh, 820px); display: flex; align-items: center; overflow: hidden; background: var(--navy-900); }
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 55%; animation: kenburns 18s ease-out both; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background:
  linear-gradient(90deg, rgba(4, 21, 38, .96) 0%, rgba(7, 29, 51, .88) 38%, rgba(7, 29, 51, .45) 70%, rgba(7, 29, 51, .3) 100%),
  linear-gradient(0deg, rgba(4, 21, 38, .85) 0%, rgba(4, 21, 38, 0) 40%); }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 6px; background: linear-gradient(90deg, var(--orange) 0 30%, transparent 30%); z-index: 1; }
@keyframes kenburns { from { transform: scale(1.12); } to { transform: scale(1); } }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr); gap: 48px; align-items: end; padding: 96px 0 104px; }
.hero h1 { color: #fff; font-size: clamp(2.5rem, 5.6vw, 4.6rem); font-weight: 800; letter-spacing: -.03em; margin: 18px 0 20px; max-width: 14ch; }
.hero h1 em { font-style: normal; color: var(--orange); }
.hero-lead { color: #d3dfea; font-size: clamp(1.05rem, 1.4vw, 1.2rem); max-width: 560px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-cards { display: grid; gap: 14px; }
.hero-card { display: flex; gap: 14px; align-items: center; padding: 16px 18px; border-radius: var(--radius); background: rgba(7, 29, 51, .62); border: 1px solid rgba(255, 255, 255, .16); backdrop-filter: blur(10px); box-shadow: var(--shadow-lg); }
.hero-card small { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; color: #9fb4c8; font-weight: 600; }
.hero-card strong { display: block; font-family: var(--display); font-size: 1.15rem; color: #fff; }
.hero-card span:not(.hc-icon) { display: block; font-size: .88rem; color: #c3d2df; }
.hc-icon { width: 48px; height: 48px; flex: none; display: grid; place-items: center; border-radius: 11px; background: var(--orange); color: #fff; }
.hc-icon svg { width: 24px; height: 24px; }
.hero-card-wide strong { font-size: 1rem; }
.scroll-cue { position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); width: 26px; height: 42px; border: 2px solid rgba(255, 255, 255, .55); border-radius: 14px; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--orange); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* Capabilities strip */
.cap-strip { background: var(--navy-800); color: #fff; position: relative; }
.cap-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.cap { display: flex; gap: 14px; align-items: center; padding: 24px 22px; border-right: 1px solid rgba(255, 255, 255, .1); }
.cap:last-child { border-right: 0; }
.cap > svg { width: 34px; height: 34px; color: var(--orange); }
.cap b { display: block; font-family: var(--display); font-size: 1.02rem; }
.cap small { color: #a9bccd; font-size: .88rem; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 88px); align-items: center; }
.about-media { position: relative; padding: 0 12% 14% 0; }
.about-photo { margin: 0; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow); }
.about-photo img { width: 100%; height: 100%; object-fit: cover; }
.about-photo-main { aspect-ratio: 4 / 4.4; }
.about-photo-sub { position: absolute; right: 0; bottom: 0; width: 44%; aspect-ratio: 3 / 4; border: 6px solid #fff; }
.about-badge { position: absolute; left: 18px; bottom: calc(14% + 18px); background: var(--navy-800); color: #fff; padding: 14px 18px; border-radius: 10px; border-left: 4px solid var(--orange); box-shadow: var(--shadow); max-width: 62%; }
.about-badge strong { display: block; font-family: var(--display); font-size: 1rem; }
.about-badge span { font-size: .86rem; color: #bccbd8; }
.about-copy h2 { font-size: clamp(2rem, 3.8vw, 2.9rem); font-weight: 800; margin: 14px 0 20px; }
.creds { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 34px; }
.cred { display: flex; align-items: center; gap: 12px; padding: 12px 18px 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; box-shadow: var(--shadow-sm); }
.cred svg { width: 30px; height: 30px; color: var(--orange); }
.cred span { font-family: var(--display); font-weight: 800; font-size: 1.05rem; line-height: 1.15; color: var(--navy-800); }
.cred b { display: block; font-size: .75rem; letter-spacing: .12em; color: var(--muted); font-weight: 700; }
.values-title { font-size: 1.15rem; margin-bottom: 14px; }
.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.values li { display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; padding: 16px 8px; border-radius: 12px; background: var(--paper); font-family: var(--display); font-weight: 700; font-size: .9rem; color: var(--navy-800); transition: background .2s, transform .2s var(--ease); }
.values li:hover { background: var(--orange-100); transform: translateY(-3px); }
.values svg { width: 28px; height: 28px; color: var(--orange); }

/* ---------- Services ---------- */
.services { background: var(--paper); }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.service-card { display: flex; flex-direction: column; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.sc-photo { aspect-ratio: 4 / 3; overflow: hidden; background: var(--navy-800); }
.sc-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.service-card:hover .sc-photo img { transform: scale(1.06); }
.sc-body { position: relative; padding: 26px 22px 24px; display: flex; flex-direction: column; flex: 1; border-top: 4px solid var(--orange); }
.sc-num { position: absolute; top: -24px; right: 18px; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 10px; background: var(--navy-800); color: #fff; font-family: var(--display); font-weight: 800; box-shadow: var(--shadow); }
.sc-body h3 { font-size: 1.2rem; margin-bottom: 10px; padding-right: 40px; }
.sc-body p { font-size: .96rem; flex: 1; }

/* Story band */
.band { position: relative; isolation: isolate; color: #fff; padding: clamp(80px, 11vw, 140px) 0; overflow: hidden; background: var(--navy-900); }
.band-bg { position: absolute; inset: -12% 0; z-index: -1; }
.band-bg img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.band-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4, 21, 38, .94), rgba(10, 37, 64, .7)); }
.band-quote { font-family: var(--display); font-weight: 800; font-size: clamp(2rem, 5vw, 3.8rem); line-height: 1.05; letter-spacing: -.03em; color: #fff; margin: 18px 0 14px; max-width: 16ch; }
.band-sub { color: #c7d5e2; margin: 0; max-width: 520px; }

/* ---------- Products ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-card { display: flex; flex-direction: column; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); transition: transform .3s var(--ease), box-shadow .3s, border-color .3s; }
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.pc-photo { position: relative; display: block; width: 100%; padding: 0; border: 0; aspect-ratio: 1 / 1; overflow: hidden; background: var(--paper); }
.pc-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.product-card:hover .pc-photo img { transform: scale(1.07); }
.pc-count { position: absolute; right: 10px; top: 10px; display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 999px; background: rgba(7, 29, 51, .78); color: #fff; font-size: .78rem; font-weight: 600; backdrop-filter: blur(4px); }
.pc-count svg { width: 13px; height: 13px; }
.pc-body { padding: 18px 18px 14px; flex: 1; }
.pc-body h3 { font-size: 1.12rem; margin-bottom: 6px; }
.pc-body p { font-size: .93rem; margin: 0; }
.pc-cta { display: flex; align-items: center; gap: 10px; padding: 14px 18px; background: var(--navy-800); color: #fff; font-family: var(--display); font-weight: 700; font-size: .92rem; transition: background .2s; }
.pc-cta svg:first-child { color: #4ade80; width: 1.3em; height: 1.3em; }
.pc-cta .arr { margin-left: auto; color: var(--orange); transition: transform .2s var(--ease); }
.pc-cta:hover { background: var(--orange-600); }
.pc-cta:hover .arr { color: #fff; transform: translateX(3px); }
.spec-note { margin-top: 34px; display: flex; align-items: center; justify-content: space-between; gap: 20px 32px; padding: 24px 28px; border-radius: var(--radius); background: var(--orange-100); border-left: 5px solid var(--orange); }
.spec-note strong { display: block; font-family: var(--display); font-size: 1.12rem; color: var(--navy-900); margin-bottom: 2px; }
.spec-note span { color: var(--muted); }

/* ---------- Process ---------- */
.process { background: var(--paper); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 34px; left: 16%; right: 16%; height: 2px; background: repeating-linear-gradient(90deg, var(--orange) 0 10px, transparent 10px 18px); }
.step { position: relative; text-align: center; padding: 0 12px; }
.step-n { position: relative; display: grid; place-items: center; width: 68px; height: 68px; margin: 0 auto 20px; border-radius: 50%; background: var(--navy-800); color: #fff; font-family: var(--display); font-weight: 800; font-size: 1.5rem; box-shadow: 0 0 0 8px var(--paper), 0 0 0 10px var(--orange); }
.step h3 { font-size: 1.22rem; margin-bottom: 8px; }
.step p { max-width: 330px; margin: 0 auto; }

/* ---------- Gallery ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.filter { padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line); background: #fff; font-family: var(--display); font-weight: 600; font-size: .9rem; color: var(--navy-800); transition: background .2s, color .2s, border-color .2s; }
.filter:hover { border-color: var(--navy-800); }
.filter.is-active { background: var(--navy-800); border-color: var(--navy-800); color: #fff; }
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; grid-auto-flow: dense; gap: 12px; }
.g-item { position: relative; padding: 0; border: 0; border-radius: 10px; overflow: hidden; background: var(--paper); }
.g-item:nth-child(12n + 1), .g-item:nth-child(12n + 8) { grid-row: span 2; }
.g-item:nth-child(12n + 5), .g-item:nth-child(12n + 11) { grid-column: span 2; }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.g-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(4, 21, 38, .82), rgba(4, 21, 38, 0) 55%); opacity: .75; transition: opacity .3s; }
.g-item:hover img { transform: scale(1.06); }
.g-item:hover::after { opacity: 1; }
.g-cap { position: absolute; left: 12px; right: 12px; bottom: 10px; z-index: 1; text-align: left; color: #fff; font-family: var(--display); font-weight: 600; font-size: .9rem; line-height: 1.25; }
.g-in { animation: gIn .5s var(--ease) both; }
@keyframes gIn { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }
.gallery-more { display: flex; justify-content: center; margin-top: 30px; }
.gallery-more .btn[hidden] { display: none; }

/* ---------- Service areas ---------- */
.areas { position: relative; background: var(--navy-800); color: #fff; overflow: hidden; }
.areas::before { content: ""; position: absolute; right: -10%; top: -30%; width: 60%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(244, 122, 31, .22), transparent 65%); }
.areas-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.areas-copy h2 { color: #fff; font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin: 14px 0 18px; }
.areas-copy p { color: #c3d2df; margin-bottom: 28px; max-width: 540px; }
.areas-cards { display: grid; gap: 14px; }
.area-card { padding: 22px 24px; border-radius: var(--radius); background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); }
.area-card h3 { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 1.15rem; margin-bottom: 14px; }
.area-card h3 svg { color: var(--orange); width: 22px; height: 22px; }
.area-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.area-tags li { padding: 8px 14px; border-radius: 8px; background: #fff; color: var(--navy-800); font-family: var(--display); font-weight: 700; font-size: .92rem; }
.area-card-muted { background: transparent; border-style: dashed; }
.area-card-muted h3 { margin-bottom: 4px; }
.area-card-muted p { margin: 0; color: #c3d2df; }

/* ---------- Contact ---------- */
.contact { background: var(--paper); }
.contact-panel { display: grid; grid-template-columns: 1.15fr .85fr; background: #fff; border-radius: 18px; overflow: hidden; box-shadow: var(--shadow); }
.contact-copy { padding: clamp(30px, 5vw, 60px); }
.contact-copy h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin: 14px 0 14px; }
.contact-list { display: grid; gap: 16px; margin: 28px 0 32px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.ci { width: 46px; height: 46px; flex: none; display: grid; place-items: center; border-radius: 50%; background: var(--navy-800); color: #fff; }
.ci svg { width: 20px; height: 20px; }
.contact-list small { display: block; font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 700; color: var(--muted); }
.contact-list a, .contact-list span:not(.ci):not(.sep) { font-family: var(--display); font-weight: 700; font-size: 1.04rem; color: var(--navy-900); }
.contact-list a:hover { color: var(--orange-600); text-decoration: underline; }
.contact-list .sep { color: var(--muted); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-media { position: relative; min-height: 320px; }
.contact-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.contact-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10, 37, 64, 0) 50%, rgba(10, 37, 64, .5)); }

/* ---------- Footer ---------- */
.footer { background: var(--navy-950); color: #b5c4d2; padding-top: 64px; position: relative; }
.footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--orange) 0 22%, var(--navy-700) 22%); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1.3fr; gap: 36px; padding-bottom: 44px; }
.footer-logo { display: inline-block; background: #fff; border-radius: 10px; padding: 8px 12px; margin-bottom: 16px; }
.footer-logo img { height: 64px; width: auto; mix-blend-mode: multiply; filter: brightness(1.14) contrast(1.12); clip-path: inset(2% 0 0 0); }
.footer-brand p { color: #b5c4d2; font-size: .96rem; max-width: 320px; }
.footer-motto { font-family: var(--display); font-weight: 700; color: var(--orange) !important; letter-spacing: .06em; }
.footer h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; letter-spacing: .02em; }
.footer li { margin-bottom: 9px; font-size: .95rem; }
.footer a:hover { color: #fff; text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding: 22px 0 28px; border-top: 1px solid rgba(255, 255, 255, .1); font-size: .88rem; }

/* Floating WhatsApp */
.float-wa { position: fixed; right: 20px; bottom: calc(20px + env(safe-area-inset-bottom)); z-index: 45; display: inline-flex; align-items: center; gap: 10px; padding: 13px 20px 13px 16px; border-radius: 999px; background: var(--wa); color: #fff; font-family: var(--display); font-weight: 700; box-shadow: 0 14px 30px rgba(23, 138, 69, .38); transition: transform .2s var(--ease), background .2s; }
.float-wa svg { width: 26px; height: 26px; }
.float-wa:hover { background: var(--wa-600); transform: translateY(-3px); }
.float-wa::before { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: 0 0 0 0 rgba(31, 168, 85, .55); animation: pulse 2.6s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(31, 168, 85, .5); } 70%, 100% { box-shadow: 0 0 0 16px rgba(31, 168, 85, 0); } }
body.menu-open .float-wa, body.lb-open .float-wa { opacity: 0; pointer-events: none; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 80; display: grid; grid-template-columns: 72px 1fr 72px; grid-template-rows: auto 1fr auto; background: rgba(4, 16, 29, .95); opacity: 0; transition: opacity .22s; padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }
.lightbox.open { opacity: 1; }
.lightbox[hidden] { display: none; }
.lb-top { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; padding: 12px 14px 4px 22px; }
.lb-counter { color: #b9c8d6; font-family: var(--display); font-weight: 600; font-size: .92rem; }
.lb-btn { width: 50px; height: 50px; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .2); background: rgba(255, 255, 255, .08); color: #fff; transition: background .2s; }
.lb-btn:hover { background: var(--orange); border-color: var(--orange); }
.lb-btn svg { width: 24px; height: 24px; }
.lb-btn[hidden] { visibility: hidden; display: grid; }
.lb-prev, .lb-next { align-self: center; justify-self: center; }
.lb-figure { margin: 0; min-height: 0; min-width: 0; display: flex; align-items: center; justify-content: center; padding: 8px; }
.lb-figure img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 8px; box-shadow: var(--shadow-lg); opacity: 0; transform: scale(.98); transition: opacity .25s, transform .25s var(--ease); }
.lb-figure img.loaded { opacity: 1; transform: none; }
.lb-bottom { grid-column: 1 / -1; display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px 24px; padding: 10px 18px 22px; }
.lb-caption { margin: 0; color: #fff; font-family: var(--display); font-weight: 600; font-size: 1.05rem; text-align: center; }

/* ---------- Reveal animation ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .nav-links > a:not(.btn) { padding: 10px 9px; font-size: .9rem; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1020px) {
  :root { --nav-h: 72px; }
  .brand img, .navbar.scrolled .brand img { height: 50px; }
  .nav-wa-desktop { display: none; }
  .menu-toggle { display: block; }
  .nav-links { position: absolute; left: 0; right: 0; top: 100%; z-index: 49; flex-direction: column; align-items: stretch; gap: 2px; padding: 12px 20px 22px; margin: 0; background: #fff; border-top: 1px solid var(--line); box-shadow: 0 24px 40px rgba(7, 29, 51, .18); max-height: calc(100vh - var(--nav-h)); max-height: calc(100dvh - var(--nav-h)); overflow-y: auto; transform: translateY(-12px); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .22s, transform .3s var(--ease), visibility 0s .3s; }
  .nav-links.open { opacity: 1; transform: none; visibility: visible; pointer-events: auto; transition: opacity .22s, transform .3s var(--ease), visibility 0s; }
  .nav-links > a:not(.btn) { padding: 14px 6px; font-size: 1.05rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-links > a:not(.btn)::after { left: 6px; right: auto; width: 26px; bottom: 8px; }
  .nav-cta { display: inline-flex; margin-top: 14px; padding: 15px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; padding: 80px 0 96px; }
  .hero-cards { grid-template-columns: repeat(2, 1fr); }
  .hero-card-wide { grid-column: 1 / -1; }
  .hero-card { padding: 14px; }
  .cap-inner { grid-template-columns: repeat(2, 1fr); }
  .cap:nth-child(2) { border-right: 0; }
  .cap:nth-child(-n + 2) { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .about-grid { grid-template-columns: 1fr; }
  .about-media { max-width: 620px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 200px; }
  .g-item:nth-child(12n + 11) { grid-column: span 1; }
  .areas-grid, .contact-panel { grid-template-columns: 1fr; }
  .contact-media { min-height: 300px; order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 1rem; }
  .container { width: calc(100% - 32px); }
  .topbar-tag, .topbar-contact .topbar-mail { display: none; }
  .topbar-inner { justify-content: center; }
  .topbar-contact { gap: 16px; }
  .section-head-row { grid-template-columns: 1fr; gap: 14px; }
  .hero { min-height: 0; }
  .hero-bg img { object-position: 62% center; }
  .hero-bg::after { background: linear-gradient(180deg, rgba(4, 21, 38, .78) 0%, rgba(7, 29, 51, .88) 55%, rgba(4, 21, 38, .97) 100%); }
  .hero-grid { padding: 56px 0 72px; gap: 30px; }
  .hero h1 { font-size: clamp(2.2rem, 9.6vw, 3.2rem); max-width: none; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-cards { grid-template-columns: 1fr 1fr; gap: 10px; }
  .hero-card-wide { grid-column: 1 / -1; }
  .hero-card { gap: 10px; padding: 12px; }
  .hc-icon { width: 40px; height: 40px; }
  .hc-icon svg { width: 20px; height: 20px; }
  .hero-card strong { font-size: 1rem; }
  .hero-card small { letter-spacing: .06em; font-size: .68rem; }
  .scroll-cue { display: none; }
  .cap { padding: 18px 12px; gap: 10px; }
  .cap > svg { width: 26px; height: 26px; }
  .cap b { font-size: .92rem; }
  .cap small { font-size: .78rem; line-height: 1.3; display: block; }
  .about-media { padding: 0 10% 16% 0; }
  .about-badge { left: 12px; bottom: calc(16% + 12px); padding: 10px 14px; }
  .values { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: 1fr; gap: 16px; }
  .sc-photo { aspect-ratio: 16 / 9; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .pc-body { padding: 14px 12px 12px; }
  .pc-body h3 { font-size: 1rem; }
  .pc-body p { font-size: .85rem; }
  .pc-cta { padding: 12px; font-size: .84rem; gap: 7px; }
  .pc-cta .arr { display: none; }
  .pc-count { font-size: .7rem; padding: 5px 8px; }
  .spec-note { flex-direction: column; align-items: flex-start; padding: 20px; }
  .spec-note .btn { width: 100%; white-space: normal; }
  .steps { grid-template-columns: 1fr; gap: 32px; }
  .steps::before { top: 34px; bottom: 34px; left: 33px; right: auto; width: 2px; height: auto; background: repeating-linear-gradient(180deg, var(--orange) 0 10px, transparent 10px 18px); }
  .step { display: grid; grid-template-columns: 68px 1fr; column-gap: 20px; text-align: left; padding: 0; }
  .step-n { grid-row: span 2; margin: 0; }
  .step h3 { align-self: end; margin-top: 8px; }
  .step p { margin: 0; }
  .filters { flex-wrap: nowrap; overflow-x: auto; margin-inline: -16px; padding: 2px 16px 8px; scrollbar-width: none; }
  .filters::-webkit-scrollbar { display: none; }
  .filter { flex: none; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; gap: 8px; }
  .g-item:nth-child(12n + 5), .g-item:nth-child(12n + 11) { grid-column: span 1; }
  .g-cap { font-size: .8rem; left: 9px; bottom: 8px; }
  .areas-copy .btn { width: 100%; white-space: normal; }
  .contact-actions .btn { flex: 1 1 100%; }
  .contact-list a, .contact-list span:not(.ci):not(.sep) { font-size: .98rem; word-break: break-word; }
  .contact-media { min-height: 220px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .float-wa { right: 14px; bottom: calc(14px + env(safe-area-inset-bottom)); padding: 14px; }
  .float-wa span { display: none; }
  .lightbox { grid-template-columns: 1fr; grid-template-rows: auto 1fr auto auto; }
  .lb-figure { grid-row: 2; padding: 4px 8px; }
  .lb-prev, .lb-next { grid-row: 3; grid-column: 1; }
  .lb-prev { justify-self: start; margin-left: 18px; }
  .lb-next { justify-self: end; margin-right: 18px; }
  .lb-bottom { grid-row: 4; padding-top: 6px; }
  .lb-bottom .btn { width: 100%; white-space: normal; }
}

@media (max-width: 380px) {
  .product-grid { grid-template-columns: 1fr; }
  .hero-cards { grid-template-columns: 1fr; }
  .topbar-contact a:nth-child(2) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}