:root {
  --ink: #07131d;
  --ink-2: #0b1d2b;
  --ink-3: #102a3d;
  --paper: #f3f7f8;
  --white: #ffffff;
  --muted: #657683;
  --line: rgba(7, 19, 29, .12);
  --cyan: #00c9d7;
  --cyan-dark: #009aa8;
  --aqua: #6ef1f2;
  --green: #23c86b;
  --radius: 24px;
  --shadow: 0 24px 70px rgba(5, 19, 28, .14);
  --container: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.is-locked { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
.container { width: var(--container); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; left: 16px; top: -80px; z-index: 2000; padding: 12px 18px;
  background: var(--cyan); color: var(--ink); font-weight: 800; border-radius: 10px;
}
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 1000; height: 84px; color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,.12); transition: .35s ease;
}
.site-header.is-scrolled {
  height: 72px; background: rgba(7, 19, 29, .92); backdrop-filter: blur(16px);
  box-shadow: 0 10px 35px rgba(0,0,0,.18); border-color: rgba(255,255,255,.08);
}
.nav-shell { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-width: max-content; }
.brand-mark { width: 44px; height: 44px; color: var(--cyan); }
.brand > span { display: flex; flex-direction: column; line-height: .9; letter-spacing: -.03em; }
.brand strong { font-size: 1.25rem; letter-spacing: .04em; }
.brand em { margin-top: 6px; font-size: .65rem; font-style: normal; letter-spacing: .4em; opacity: .75; }
.main-nav { display: flex; align-items: center; gap: clamp(16px, 2vw, 30px); }
.main-nav a { position: relative; font-size: .82rem; font-weight: 700; letter-spacing: .02em; color: rgba(255,255,255,.78); }
.main-nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 2px;
  background: var(--cyan); transition: right .25s ease;
}
.main-nav a:hover, .main-nav a:focus-visible { color: var(--white); }
.main-nav a:hover::after, .main-nav a:focus-visible::after { right: 0; }
.nav-cta { padding: 12px 18px; border: 1px solid rgba(255,255,255,.24); border-radius: 999px; }
.nav-cta:hover { background: var(--cyan); border-color: var(--cyan); color: var(--ink) !important; }
.nav-toggle { display: none; width: 46px; height: 46px; padding: 12px; border: 0; background: transparent; }
.nav-toggle > span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: currentColor; transition: .25s ease; }

.hero { position: relative; min-height: 820px; height: 100svh; max-height: 980px; overflow: hidden; color: var(--white); background: var(--ink); }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(3,12,19,.98) 0%, rgba(3,12,19,.88) 33%, rgba(3,12,19,.35) 63%, rgba(3,12,19,.14) 100%),
    linear-gradient(0deg, rgba(3,12,19,.78) 0%, transparent 35%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: .07;
  background-image: linear-gradient(rgba(255,255,255,.9) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.9) 1px, transparent 1px);
  background-size: 72px 72px; mask-image: linear-gradient(90deg, #000, transparent 72%);
}
.hero-inner { position: relative; z-index: 2; height: 100%; display: flex; align-items: center; padding-top: 68px; }
.hero-copy { width: min(760px, 66%); }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 22px; color: var(--aqua); font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow > span { width: 30px; height: 2px; background: currentColor; }
.eyebrow.dark { color: var(--cyan-dark); }
.hero h1 { margin: 0; font-size: clamp(4.4rem, 10vw, 9rem); line-height: .75; letter-spacing: -.08em; font-weight: 900; }
.hero h1 span { color: var(--cyan); }
.hero h2 { max-width: 720px; margin: 30px 0 0; font-size: clamp(1.65rem, 3vw, 3.1rem); line-height: 1.04; letter-spacing: -.045em; }
.hero-lead { max-width: 680px; margin: 24px 0 0; color: rgba(255,255,255,.72); font-size: clamp(.95rem, 1.3vw, 1.08rem); line-height: 1.72; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button {
  min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 0 22px; border: 1px solid transparent; border-radius: 999px; font-size: .82rem;
  font-weight: 800; letter-spacing: .01em; transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.button svg { width: 18px; height: 18px; fill: currentColor; }
.button:hover, .button:focus-visible { transform: translateY(-3px); }
.button-primary { color: var(--ink); background: var(--cyan); box-shadow: 0 12px 30px rgba(0,201,215,.22); }
.button-primary:hover { background: var(--aqua); box-shadow: 0 18px 36px rgba(0,201,215,.3); }
.button-whatsapp { color: var(--white); background: var(--green); }
.button-whatsapp:hover { background: #2dde79; }
.button-ghost { color: var(--white); border-color: rgba(255,255,255,.25); background: rgba(255,255,255,.04); backdrop-filter: blur(10px); }
.button-ghost:hover { border-color: rgba(255,255,255,.55); background: rgba(255,255,255,.1); }
.hero-facts { display: flex; gap: 0; margin-top: 40px; border-top: 1px solid rgba(255,255,255,.16); max-width: 630px; }
.hero-facts > div { min-width: 0; flex: 1; padding: 22px 26px 0 0; }
.hero-facts strong { display: block; color: var(--white); font-size: 1.15rem; letter-spacing: -.02em; }
.hero-facts span { display: block; margin-top: 4px; color: rgba(255,255,255,.48); font-size: .72rem; }
.scroll-cue { position: absolute; z-index: 4; bottom: 28px; left: 50%; width: 26px; height: 42px; border: 1px solid rgba(255,255,255,.3); border-radius: 20px; }
.scroll-cue span { position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px; border-radius: 4px; background: var(--cyan); animation: scroll-cue 1.8s ease infinite; }
@keyframes scroll-cue { 0% { opacity: 0; transform: translateY(0); } 35% { opacity: 1; } 100% { opacity: 0; transform: translateY(16px); } }

.service-marquee { position: relative; z-index: 4; margin-top: -1px; padding: 15px 0; overflow: hidden; color: var(--white); background: var(--cyan-dark); border-block: 1px solid rgba(255,255,255,.1); }
.marquee-track { width: max-content; display: flex; animation: marquee 34s linear infinite; }
.marquee-card { width: 320px; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; gap: 2px 14px; padding: 6px 34px; border-right: 1px solid rgba(255,255,255,.22); }
.marquee-card > span { grid-row: 1 / 3; align-self: center; color: rgba(255,255,255,.5); font-size: .75rem; font-weight: 800; }
.marquee-card strong { font-size: .82rem; }
.marquee-card small { color: rgba(255,255,255,.62); font-size: .68rem; }
.service-marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

.section { padding: clamp(88px, 10vw, 144px) 0; }
.section-head { display: grid; grid-template-columns: 1.25fr .75fr; gap: 70px; align-items: end; margin-bottom: 56px; }
.section-head h2, .equipment-intro h2, .why-copy h2, .faq-intro h2, .contact-copy h2 {
  margin: 0; font-size: clamp(2.7rem, 5.8vw, 5.8rem); line-height: .95; letter-spacing: -.065em;
}
.section-head h2 em, .equipment-intro h2 em, .why-copy h2 em, .faq-intro h2 em, .contact-copy h2 em { color: var(--cyan-dark); font-style: normal; font-weight: 400; }
.section-head > p, .equipment-intro > p, .faq-intro > p { margin: 0; color: var(--muted); line-height: 1.75; }
.section-head.light { color: var(--white); }
.section-head.light h2 em { color: var(--aqua); }
.section-head.light > p { color: rgba(255,255,255,.58); }

.services-section { background: var(--paper); }
.service-promise { display: grid; grid-template-columns: .55fr 1.25fr .8fr; gap: 28px; align-items: center; margin: -20px 0 30px; padding: 26px 30px; color: var(--white); background: var(--ink); border-radius: 18px; box-shadow: 0 16px 45px rgba(5,19,28,.12); }
.service-promise > span { color: var(--aqua); font-size: .67rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.service-promise strong { font-size: clamp(1.05rem, 1.7vw, 1.45rem); line-height: 1.3; letter-spacing: -.025em; }
.service-promise p { margin: 0; color: rgba(255,255,255,.58); font-size: .8rem; line-height: 1.55; }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.service-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 12px 36px rgba(5,19,28,.05); transition: transform .35s ease, box-shadow .35s ease; }
.service-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
.service-card-featured { grid-column: span 2; display: grid; grid-template-columns: .82fr 1.18fr; }
.service-media { min-height: 290px; background-size: cover; background-position: center; position: relative; overflow: hidden; }
.service-card-featured .service-media { min-height: 520px; }
.service-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(7,19,29,.35)); }
.media-leak { background-image: url("../images/saha-boru-onarimi-01.webp"); }
.media-drain { background-image: url("../images/saha-gider-onarimi.webp"); }
.media-camera { background-image: url("../images/hero-tanitim.webp"); background-position: 69% center; }
.media-toilet { background-image: url("../images/hizmet-klozet.webp"); background-position: center; }
.media-faucet { background-image: url("../images/hizmet-batarya.webp"); background-position: center top; }
.media-filter { background-image: url("../images/hizmet-su-aritma.webp"); background-position: center; }
.service-body { padding: 34px; }
.service-body.no-media { min-height: 100%; display: flex; flex-direction: column; }
.service-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 22px; }
.service-code { color: var(--cyan-dark); font-size: .74rem; font-weight: 900; letter-spacing: .1em; }
.service-tag { padding: 8px 12px; color: var(--muted); background: #edf5f6; border-radius: 999px; font-size: .65rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.service-card h3 { margin: 0; font-size: clamp(1.6rem, 2.8vw, 2.6rem); letter-spacing: -.045em; }
.service-card p { color: var(--muted); line-height: 1.65; }
.service-card ul { display: grid; gap: 9px; margin: 22px 0 28px; padding: 0; list-style: none; }
.service-card-featured .service-body ul { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 22px; }
.service-card li { position: relative; padding-left: 20px; color: #3c505e; font-size: .86rem; line-height: 1.45; }
.service-card li::before { content: ""; position: absolute; left: 0; top: .55em; width: 7px; height: 7px; border: 2px solid var(--cyan-dark); border-radius: 50%; }
.text-link { display: inline-flex; align-items: center; gap: 12px; margin-top: auto; color: var(--ink); font-size: .82rem; font-weight: 850; }
.text-link span { display: grid; place-items: center; width: 30px; height: 30px; color: var(--white); background: var(--ink); border-radius: 50%; transition: .25s ease; }
.text-link:hover span { transform: translate(3px, -3px); background: var(--cyan-dark); }
.service-card-accent { color: var(--white); background: var(--ink-3); border-color: transparent; }
.service-card-accent p, .service-card-accent li { color: rgba(255,255,255,.68); }
.service-card-accent .service-tag { color: var(--aqua); background: rgba(110,241,242,.1); }
.service-card-accent .service-code, .service-card-accent .text-link { color: var(--white); }
.service-card-accent .text-link span { color: var(--ink); background: var(--cyan); }
.service-closure { display: flex; align-items: center; gap: 16px; margin-top: 22px; padding: 22px 28px; color: var(--white); background: linear-gradient(110deg, var(--cyan-dark), #08727f); border-radius: 18px; box-shadow: 0 16px 44px rgba(0,154,168,.18); }
.service-closure > span { color: rgba(255,255,255,.72); font-size: .78rem; }
.service-closure > strong { margin-right: auto; font-size: 1.15rem; letter-spacing: .03em; }
.service-closure > a { display: inline-flex; align-items: center; gap: 10px; padding: 11px 15px; color: var(--ink); background: var(--white); border-radius: 999px; font-size: .72rem; font-weight: 850; }
.service-closure > a > span { font-size: 1rem; }

.process-section { position: relative; overflow: hidden; color: var(--white); background: var(--ink); }
.process-backdrop { position: absolute; inset: 0; opacity: .55; background: radial-gradient(circle at 85% 30%, rgba(0,201,215,.22), transparent 30%), linear-gradient(135deg, transparent 48%, rgba(255,255,255,.025) 48%, rgba(255,255,255,.025) 52%, transparent 52%); background-size: auto, 120px 120px; }
.process-section .container { position: relative; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); overflow: hidden; }
.process-grid article { min-height: 300px; display: flex; flex-direction: column; justify-content: space-between; padding: 30px; border-right: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.025); transition: background .3s ease; }
.process-grid article:last-child { border: 0; }
.process-grid article:hover { background: rgba(0,201,215,.1); }
.process-grid article > span { color: var(--cyan); font-size: .75rem; font-weight: 900; }
.process-grid h3 { margin: 0 0 12px; font-size: 1.22rem; }
.process-grid p { margin: 0; color: rgba(255,255,255,.55); font-size: .84rem; line-height: 1.65; }

.equipment-section { background: #fff; }
.equipment-layout { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(40px, 8vw, 100px); align-items: start; }
.equipment-intro { position: sticky; top: 110px; }
.equipment-intro > p { margin: 28px 0 0; }
.equipment-image { position: relative; overflow: hidden; height: 330px; margin-top: 36px; border-radius: var(--radius); background: var(--ink); }
.equipment-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(7,19,29,.75)); }
.equipment-image img { width: 100%; height: 100%; object-fit: cover; object-position: 68% center; }
.equipment-list { border-top: 1px solid var(--line); }
.equipment-list article { display: grid; grid-template-columns: 48px 1fr; gap: 24px; padding: 32px 0; border-bottom: 1px solid var(--line); transition: padding .25s ease; }
.equipment-list article:hover { padding-left: 12px; }
.equipment-list article > span { display: grid; place-items: center; width: 48px; height: 48px; color: var(--cyan-dark); background: #eaf8f9; border-radius: 14px; font-size: .72rem; font-weight: 900; }
.equipment-list h3 { margin: 1px 0 8px; font-size: 1.3rem; letter-spacing: -.02em; }
.equipment-list p { margin: 0; color: var(--muted); font-size: .86rem; line-height: 1.65; }

.why-section { background: #dff4f4; }
.why-shell { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(40px, 8vw, 110px); padding: clamp(38px, 6vw, 74px); color: var(--white); background: var(--ink-2); border-radius: 34px; box-shadow: var(--shadow); }
.why-copy h2 em { color: var(--aqua); }
.why-copy > p { margin: 28px 0 32px; color: rgba(255,255,255,.58); line-height: 1.7; }
.why-points { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid rgba(255,255,255,.12); }
.why-points article { padding: 28px 24px 28px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.why-points article:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.12); }
.why-points article:nth-child(even) { padding-left: 24px; }
.why-points span { color: var(--cyan); font-size: .68rem; font-weight: 900; }
.why-points h3 { margin: 18px 0 8px; font-size: 1.02rem; }
.why-points p { margin: 0; color: rgba(255,255,255,.48); font-size: .8rem; line-height: 1.55; }

.gallery-section { background: var(--paper); }
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin: -18px 0 28px; }
.filter-bar button { padding: 10px 16px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: var(--white); font-size: .75rem; font-weight: 800; cursor: pointer; transition: .25s ease; }
.filter-bar button:hover, .filter-bar button.is-active { color: var(--white); background: var(--ink); border-color: var(--ink); }
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 250px; gap: 14px; }
.gallery-item { position: relative; min-width: 0; overflow: hidden; padding: 0; border: 0; border-radius: 18px; background: var(--ink); cursor: pointer; text-align: left; }
.gallery-item.gallery-tall { grid-row: span 2; }
.gallery-item.gallery-wide { grid-column: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.7,.2,1), opacity .3s ease; }
.gallery-item.gallery-wide img { object-position: center 63%; }
.gallery-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(3,12,19,.88)); }
.gallery-item > span { position: absolute; z-index: 2; left: 20px; right: 20px; bottom: 18px; color: var(--white); font-size: .85rem; font-weight: 800; }
.gallery-item > span small { display: block; margin-bottom: 4px; color: var(--aqua); font-size: .62rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.gallery-item:hover img { transform: scale(1.055); }
.gallery-item.is-hidden { display: none; }
.play-icon { position: absolute; z-index: 3; left: 50%; top: 45%; display: grid; place-items: center; width: 54px; height: 54px; padding-left: 3px; color: var(--ink); background: var(--cyan); border-radius: 50%; font-size: 1rem; font-style: normal; box-shadow: 0 10px 30px rgba(0,0,0,.3); transform: translate(-50%, -50%); transition: .25s ease; }
.video-item:hover .play-icon { transform: translate(-50%, -50%) scale(1.1); background: var(--aqua); }

.faq-section { background: var(--white); }
.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(50px, 9vw, 120px); }
.faq-intro { align-self: start; position: sticky; top: 110px; }
.faq-intro > p { margin: 28px 0; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 26px 0; font-size: 1.02rem; font-weight: 800; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { position: relative; flex: 0 0 30px; width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; }
.faq-list summary span::before, .faq-list summary span::after { content: ""; position: absolute; left: 8px; right: 8px; top: 14px; height: 1px; background: var(--ink); transition: transform .25s ease; }
.faq-list summary span::after { transform: rotate(90deg); }
.faq-list details[open] summary span::after { transform: rotate(0); }
.faq-list details[open] summary { color: var(--cyan-dark); }
.faq-list details > p { margin: -8px 50px 26px 0; color: var(--muted); font-size: .9rem; line-height: 1.7; }

.contact-section { padding: clamp(88px, 10vw, 140px) 0; color: var(--white); background: var(--ink); }
.contact-shell { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.contact-copy h2 em { color: var(--aqua); }
.contact-copy > p { max-width: 600px; margin: 28px 0; color: rgba(255,255,255,.58); line-height: 1.7; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 36px; }
.contact-meta > div { padding-top: 18px; border-top: 1px solid rgba(255,255,255,.14); }
.contact-meta small { display: block; color: rgba(255,255,255,.4); font-size: .66rem; }
.contact-meta strong { display: block; margin-top: 5px; font-size: .8rem; }
.map-wrap { position: relative; min-height: 540px; overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 28px; background: var(--ink-2); box-shadow: 0 30px 80px rgba(0,0,0,.28); }
.map-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; filter: grayscale(1) invert(.9) contrast(.9) hue-rotate(145deg); opacity: .85; }
.map-label { position: absolute; z-index: 2; left: 24px; bottom: 24px; display: flex; align-items: center; gap: 14px; padding: 15px 18px; background: rgba(7,19,29,.88); border: 1px solid rgba(255,255,255,.14); border-radius: 14px; backdrop-filter: blur(10px); }
.map-label > span { width: 12px; height: 12px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 0 7px rgba(0,201,215,.13); }
.map-label small { display: block; color: rgba(255,255,255,.45); font-size: .62rem; }
.map-label strong { font-size: .84rem; }

.site-footer { color: rgba(255,255,255,.62); background: #030b10; }
.footer-main { display: grid; grid-template-columns: .65fr 1.1fr .85fr; gap: 50px; align-items: center; padding: 54px 0; }
.footer-brand { color: var(--white); }
.footer-main > p { margin: 0; font-size: .82rem; line-height: 1.65; }
.footer-links { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 20px; }
.footer-links a { font-size: .76rem; font-weight: 700; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 20px 0 24px; border-top: 1px solid rgba(255,255,255,.09); font-size: .68rem; }
.footer-bottom a strong { color: var(--cyan); letter-spacing: .08em; }

.mobile-actions { display: none; }
.media-modal { width: min(960px, calc(100% - 28px)); max-height: 90vh; padding: 0; color: var(--white); background: #030b10; border: 1px solid rgba(255,255,255,.14); border-radius: 22px; box-shadow: 0 30px 100px rgba(0,0,0,.55); }
.media-modal::backdrop { background: rgba(1,6,10,.86); backdrop-filter: blur(8px); }
.modal-close { position: absolute; z-index: 3; right: 12px; top: 12px; display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; color: var(--white); background: rgba(7,19,29,.75); font-size: 1.5rem; cursor: pointer; }
.modal-content { min-height: 240px; display: grid; place-items: center; }
.modal-content img, .modal-content video { display: block; width: 100%; max-height: 76vh; object-fit: contain; background: #000; }
.media-modal > p { margin: 0; padding: 14px 20px 18px; color: rgba(255,255,255,.66); font-size: .82rem; }

[data-reveal] { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
[data-reveal].is-visible { opacity: 1; transform: none; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }

@media (max-width: 980px) {
  :root { --container: min(100% - 32px, 760px); }
  .site-header { height: 72px; background: rgba(7,19,29,.88); backdrop-filter: blur(14px); }
  .nav-toggle { display: block; }
  .nav-toggle.is-open > span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-open > span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open > span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .main-nav { position: fixed; inset: 72px 16px auto; display: grid; gap: 0; padding: 16px; background: rgba(7,19,29,.98); border: 1px solid rgba(255,255,255,.12); border-radius: 18px; box-shadow: 0 24px 60px rgba(0,0,0,.35); opacity: 0; visibility: hidden; transform: translateY(-12px); transition: .25s ease; }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .main-nav a { padding: 14px 12px; }
  .nav-cta { margin-top: 8px; text-align: center; }
  .hero { min-height: 780px; max-height: none; height: auto; }
  .hero-inner { min-height: 780px; padding: 112px 0 92px; }
  .hero-copy { width: 86%; }
  .hero h1 { font-size: clamp(4rem, 14vw, 7.5rem); }
  .hero-image { object-position: 66% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(3,12,19,.97) 0%, rgba(3,12,19,.84) 55%, rgba(3,12,19,.25) 100%), linear-gradient(0deg, rgba(3,12,19,.8), transparent 50%); }
  .scroll-cue { display: none; }
  .section-head, .equipment-layout, .why-shell, .faq-layout, .contact-shell { grid-template-columns: 1fr; gap: 42px; }
  .section-head { align-items: start; }
  .services-grid { grid-template-columns: 1fr; }
  .service-promise { grid-template-columns: 1fr; gap: 12px; margin-top: 0; }
  .service-card-featured { grid-column: auto; display: block; }
  .service-card-featured .service-media { min-height: 360px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid article:nth-child(2) { border-right: 0; }
  .process-grid article:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.12); }
  .equipment-intro, .faq-intro { position: static; }
  .why-shell { padding: 50px; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-meta { max-width: 560px; }
  .map-wrap { min-height: 440px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-links { grid-column: 1 / -1; justify-content: flex-start; }
}

@media (max-width: 640px) {
  :root { --container: calc(100% - 28px); --radius: 20px; }
  html { scroll-padding-top: 72px; }
  body { padding-bottom: 66px; }
  .brand-mark { width: 38px; height: 38px; }
  .brand strong { font-size: 1.08rem; }
  .hero { min-height: 770px; }
  .hero-inner { min-height: 770px; align-items: flex-end; padding: 110px 0 62px; }
  .hero-copy { width: 100%; }
  .hero-image { object-position: 71% center; }
  .hero-shade { background: linear-gradient(0deg, rgba(3,12,19,.99) 0%, rgba(3,12,19,.87) 58%, rgba(3,12,19,.3) 100%); }
  .hero h1 { font-size: clamp(3.45rem, 19vw, 5.4rem); }
  .hero h2 { margin-top: 24px; font-size: 1.65rem; }
  .hero-lead { font-size: .9rem; line-height: 1.62; }
  .hero-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .hero-actions .button { padding-inline: 14px; font-size: .73rem; }
  .hero-actions .button-ghost { grid-column: 1 / -1; }
  .hero-facts { margin-top: 26px; }
  .hero-facts > div { padding-right: 12px; }
  .hero-facts strong { font-size: .95rem; }
  .hero-facts span { font-size: .62rem; }
  .service-marquee { padding-block: 12px; }
  .marquee-card { width: 270px; padding-inline: 24px; }
  .section { padding: 82px 0; }
  .section-head { margin-bottom: 36px; gap: 26px; }
  .section-head h2, .equipment-intro h2, .why-copy h2, .faq-intro h2, .contact-copy h2 { font-size: clamp(2.5rem, 13vw, 4rem); }
  .section-head > p { font-size: .9rem; }
  .service-body { padding: 26px 22px; }
  .service-card-featured .service-body ul { grid-template-columns: 1fr; }
  .service-card-featured .service-media, .service-media { min-height: 300px; }
  .service-closure { align-items: flex-start; flex-direction: column; }
  .service-closure > strong { margin-right: 0; }
  .process-grid { grid-template-columns: 1fr; }
  .process-grid article { min-height: 210px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .process-grid article:last-child { border-bottom: 0; }
  .equipment-image { height: 270px; }
  .equipment-list article { grid-template-columns: 42px 1fr; gap: 16px; padding: 24px 0; }
  .equipment-list article > span { width: 42px; height: 42px; }
  .why-shell { padding: 32px 22px; border-radius: 24px; }
  .why-points { grid-template-columns: 1fr; }
  .why-points article:nth-child(odd) { border-right: 0; }
  .why-points article:nth-child(even) { padding-left: 0; }
  .filter-bar { flex-wrap: nowrap; overflow-x: auto; margin-inline: -14px; padding: 0 14px 8px; scrollbar-width: none; }
  .filter-bar::-webkit-scrollbar { display: none; }
  .filter-bar button { min-width: max-content; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 220px; gap: 10px; }
  .gallery-item.gallery-wide { grid-column: span 2; }
  .gallery-item.gallery-tall { grid-row: span 2; }
  .gallery-item > span { left: 14px; right: 14px; bottom: 14px; font-size: .74rem; }
  .faq-list summary { padding: 22px 0; font-size: .92rem; }
  .faq-list details > p { margin-right: 0; font-size: .84rem; }
  .contact-actions { display: grid; grid-template-columns: 1fr; }
  .contact-meta { grid-template-columns: 1fr; }
  .contact-meta > div { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
  .map-wrap { min-height: 380px; }
  .footer-main { grid-template-columns: 1fr; gap: 26px; padding-block: 42px; }
  .footer-links { grid-column: auto; }
  .footer-bottom { flex-direction: column; padding-bottom: 22px; }
  .mobile-actions { position: fixed; z-index: 1100; inset: auto 0 0; display: grid; grid-template-columns: 1fr 1fr; height: 66px; padding: 7px 8px; background: rgba(3,11,16,.96); border-top: 1px solid rgba(255,255,255,.1); backdrop-filter: blur(14px); }
  .mobile-actions a { display: flex; align-items: center; justify-content: center; gap: 9px; color: var(--white); font-size: .78rem; font-weight: 850; border-radius: 12px; }
  .mobile-actions a:first-child { color: var(--ink); background: var(--cyan); }
  .mobile-actions a:last-child { background: var(--green); }
  .mobile-actions svg { width: 18px; height: 18px; fill: currentColor; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .marquee-track { animation: none; }
  [data-reveal] { opacity: 1; transform: none; }
}