/* ==========================================================================
   Gas Integrated Solutions (gasis.ae) — site stylesheet
   Design tokens taken from the original Elementor kit.
   ========================================================================== */

:root {
  --primary: #009BE0;
  --secondary: #4A4A4A;
  --text: #091E42;
  --accent: #F26A2E;
  --light: #FAFBFB;
  --gray: #969696;
  --gray-2: #EDEDED;
  --gray-3: #696969;
  --bg: #F5F6F7;
  --font: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-alt: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --pad: 100px;
  --max: 1420px;
}
@media (max-width: 1200px) { :root { --pad: 60px; } }
@media (max-width: 1024px) { :root { --pad: 40px; } }
@media (max-width: 767px)  { :root { --pad: 20px; } }

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: #fff;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-family: var(--font); color: var(--text); }
h1 { font-size: 56px; font-weight: 700; line-height: 1.2; }
h2 { font-size: 42px; font-weight: 700; line-height: 1.2; }
h3 { font-size: 34px; font-weight: 600; line-height: 1.4; }
h4 { font-size: 28px; font-weight: 500; line-height: 1.4; color: var(--secondary); }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
input, textarea, button { font-family: inherit; }
.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;
}
.icon { width: 1em; height: 1em; fill: currentColor; display: inline-block; vertical-align: middle; flex: none; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }

.eyebrow { font-size: 18px; font-weight: 700; line-height: 1.4; color: var(--accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: var(--light);
  font-size: 14px; font-weight: 400; line-height: 1;
  padding: 12px 24px; border-radius: 4px; border: 0;
  transition: background-color .4s ease, color .4s ease, transform .2s ease;
  white-space: nowrap;
}
.btn:hover, .btn:focus-visible { background: var(--primary); color: #fff; }
.btn .icon { font-size: 18px; }
.btn-portal { font-size: 16px; padding: 8px 24px; }

/* ---------- Header ---------- */
.site-header { background: #fff; position: relative; z-index: 50; }
.topbar { display: flex; align-items: center; justify-content: space-between; min-height: 70px; padding-top: 10px; padding-bottom: 10px; }
.logo img { width: 200px; height: 50px; object-fit: contain; }
.topbar-contact { display: flex; align-items: center; gap: 56px; padding-right: 40px; }
.contact-item { display: inline-flex; align-items: center; gap: 12px; font-size: 16px; font-weight: 600; color: var(--text); line-height: 1.2; }
.contact-item .icon { font-size: 18px; color: var(--accent); }

.navbar { display: flex; align-items: center; justify-content: space-between; min-height: 63px; padding-top: 10px; padding-bottom: 10px; gap: 8px; }
.main-nav { flex: 0 1 67%; position: relative; }
.nav-cta { flex: 1 1 auto; padding-left: 10px; }

.menu { display: flex; align-items: center; gap: 14px; }
.menu > li { position: relative; }
.menu-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 16px; font-weight: 600; color: var(--text); line-height: 1.2;
  padding: 8px 8px; position: relative; transition: color .2s ease;
}
.menu-link::after {
  content: ""; position: absolute; left: 8px; right: 8px; bottom: 0; height: 2px;
  background: var(--accent); opacity: 0; transform: translateY(4px); transition: opacity .2s ease, transform .2s ease;
}
.menu > li:hover > .menu-link::after, .menu-link:focus-visible::after, .menu-link.is-active::after { opacity: 1; transform: none; }
.menu-link.is-active { color: var(--accent); }
.menu-link .icon-caret-down { font-size: 12px; color: var(--text); }

.sub-menu {
  position: absolute; top: 100%; left: 0; min-width: 220px; z-index: 60;
  border: 1px solid var(--accent); background: var(--bg);
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .08);
}
.menu > li:hover > .sub-menu, .menu > li:focus-within > .sub-menu, .menu > li.is-open > .sub-menu { opacity: 1; visibility: visible; transform: none; }
.sub-menu a {
  display: block; padding: 18px; background: var(--bg);
  font-size: 16px; font-weight: 500; line-height: 1.2; color: var(--text); white-space: nowrap;
  transition: background-color .2s ease, color .2s ease;
}
.sub-menu a:hover, .sub-menu a.is-active { background: var(--accent); color: #fff; }

.nav-toggle {
  display: none; background: none; border: 0; padding: 8px; width: 44px; height: 40px;
  flex-direction: column; justify-content: center; gap: 5px;
}
.nav-toggle span:not(.sr-only) { display: block; width: 25px; height: 2px; background: var(--text); transition: transform .3s ease, opacity .3s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1024px) {
  .topbar-contact { gap: 24px; padding-right: 0; }
  .navbar { position: relative; }
  .nav-toggle { display: flex; }
  .main-nav { flex: 0 0 auto; position: static; }
  .menu {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--light); border-top: 1px solid var(--gray-2); box-shadow: 0 12px 30px rgba(0, 0, 0, .12); z-index: 60;
  }
  .menu.is-open { display: flex; }
  .menu > li { border-bottom: 1px solid var(--gray-2); }
  .menu-link { display: flex; justify-content: center; width: 100%; padding: 12px 10px; }
  .menu-link::after { display: none; }
  .menu-link.is-active { background: var(--accent); color: #fff; }
  .menu-link.is-active .icon-caret-down { color: #fff; }
  .sub-menu {
    position: static; opacity: 1; visibility: visible; transform: none; border: 0; box-shadow: none;
    min-width: 0; background: transparent; display: none;
  }
  .menu > li.is-open > .sub-menu { display: block; }
  .sub-menu a { text-align: center; font-size: 13px; padding: 12px 10px; background: #fff; border-top: 1px solid var(--gray-2); }
}
@media (max-width: 767px) {
  .topbar { flex-wrap: wrap; gap: 8px 16px; }
  .logo img { width: 170px; height: 43px; }
  .topbar-contact { width: 100%; justify-content: flex-start; gap: 20px; flex-wrap: wrap; }
  .contact-item { font-size: 14px; gap: 8px; }
  .btn-portal { font-size: 14px; padding: 8px 16px; }
}

/* ---------- Hero (home) ---------- */
.hero {
  position: relative; min-height: 80vh; display: flex; align-items: center; justify-content: center;
  padding: 0 var(--pad); overflow: hidden; background: #1d1d1d;
}
.hero-slides { position: absolute; inset: 0; z-index: 0; }
.hero-slides .slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transition: opacity 2s ease; will-change: opacity, transform;
}
.hero-slides .slide.is-active { opacity: 1; animation: kenburns-out 7s linear forwards; }
@keyframes kenburns-out { from { transform: scale(1.2); } to { transform: scale(1); } }
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(170deg, #1D1D1D 50%, rgba(242, 41, 91, 0) 100%);
  opacity: .66; mix-blend-mode: multiply;
}
.hero-content { position: relative; z-index: 2; text-align: center; color: var(--light); display: flex; flex-direction: column; gap: 8px; }
.hero-title { font-size: 56px; font-weight: 700; line-height: 1.2; color: var(--light); }
.hero-subtitle { font-size: 36px; font-weight: 400; line-height: 1.4; color: var(--light); }
@media (max-width: 1200px) { .hero { min-height: 83vh; padding-top: 20px; padding-bottom: 20px; } }
@media (max-width: 1024px) { .hero { min-height: 85vh; } .hero-title { font-size: 44px; } .hero-subtitle { font-size: 26px; } }
@media (max-width: 767px)  { .hero { min-height: 91vh; } .hero-title { font-size: 34px; } .hero-subtitle { font-size: 20px; } }

/* ---------- About (home) ---------- */
.about { display: flex; align-items: stretch; min-height: 520px; margin-top: 100px; }
.about-media { flex: 0 0 48%; display: flex; align-items: flex-start; justify-content: center; }
.about-media img { width: 500px; height: 500px; max-width: 100%; border-radius: 10px; object-fit: cover; }
.about-text { flex: 1 1 52%; display: flex; flex-direction: column; justify-content: center; gap: 4px; padding: 40px; }
.about-text h2 { font-size: 42px; line-height: 1.2; }
.about-text p:not(.eyebrow) { color: var(--secondary); margin-top: 8px; }
.about-text .btn { align-self: flex-start; margin-top: 20px; min-width: 130px; padding: 12px 16px; }
@media (max-width: 1024px) {
  .about { flex-direction: column; margin-top: 60px; min-height: 0; }
  .about-media { flex-basis: auto; }
  .about-media img { width: 100%; max-width: 500px; height: auto; aspect-ratio: 1; }
  .about-text { padding: 30px 0 0; }
  .about-text h2 { font-size: 34px; }
}

/* ---------- Expertise cards (home) ---------- */
.expertise { background: var(--bg); margin-top: 100px; padding-bottom: 120px; }
.section-heading { padding: 120px 100px 20px; display: flex; flex-direction: column; gap: 4px; }
.section-heading h2 { font-size: 42px; line-height: 1.1; }
.cards {
  display: grid; grid-template-columns: repeat(3, minmax(0, 295px)); justify-content: center;
  gap: 80px 60px; padding: 20px 100px 0;
}
.card {
  background: rgba(243, 221, 211, .67); border: 1px solid var(--accent); border-radius: 12px;
  padding: 20px; text-align: center; display: flex; flex-direction: column; align-items: center;
  transition: transform .3s ease, box-shadow .3s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px rgba(242, 106, 46, .15); }
.card img { width: 30%; max-width: 76px; height: auto; }
.card h3 { font-size: 22px; font-weight: 600; line-height: 1.5; letter-spacing: -.8px; color: var(--accent); margin: 0 0 4px; }
.card p { font-size: 16px; line-height: 1.6; color: var(--text); }
@media (max-width: 1200px) { .section-heading, .cards { padding-left: 40px; padding-right: 40px; } .cards { gap: 50px 40px; } }
@media (max-width: 1024px) { .cards { grid-template-columns: repeat(2, minmax(0, 320px)); } .section-heading { padding-top: 80px; } }
@media (max-width: 767px) {
  .expertise { margin-top: 60px; padding-bottom: 60px; }
  .section-heading, .cards { padding-left: 0; padding-right: 0; }
  .section-heading { padding-top: 60px; }
  .section-heading h2 { font-size: 32px; }
  .cards { grid-template-columns: minmax(0, 340px); gap: 30px; }
}

/* ---------- Services (home) ---------- */
.services-home { display: flex; gap: 36px; margin-top: 100px; }
.service-boxes { flex: 0 0 55%; display: flex; flex-direction: column; gap: 20px; padding: 10px; margin-top: 50px; }
.service-box {
  background: #fff; border: 1px solid var(--accent); border-radius: 4px;
  box-shadow: 0 0 20px rgba(206, 206, 206, .5); padding: 28px 28px 70px; text-align: left;
}
.service-box .icon { font-size: 30px; color: var(--accent); margin-bottom: 12px; display: block; }
.service-box h3 { font-size: 22px; font-weight: 500; line-height: 1.5; color: var(--text); margin-bottom: 4px; }
.service-box p { font-size: 14px; line-height: 1.6; color: var(--secondary); }
.services-text { flex: 1 1 auto; display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 10px; }
.services-text h2 { font-size: 42px; line-height: 1.1; }
.services-text p:not(.eyebrow) { color: var(--secondary); }
.services-text .btn { align-self: flex-start; margin-top: 12px; }
@media (max-width: 1024px) {
  .services-home { flex-direction: column-reverse; gap: 20px; margin-top: 60px; }
  .service-boxes { flex-basis: auto; margin-top: 0; padding: 0; }
  .service-box { padding: 28px; }
  .services-text { padding: 0; }
  .services-text h2 { font-size: 34px; }
}

/* ---------- CTA (home) ---------- */
.cta {
  margin-top: 100px; min-height: 463px; display: flex; align-items: center; justify-content: center;
  background: #F7F7F7 url("/assets/img/cta-refinery.jpg") center / cover no-repeat; padding: 40px var(--pad);
}
.cta-card {
  width: 663px; max-width: 100%; background: var(--bg); border-radius: 20px; padding: 30px 20px;
  text-align: center; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.cta-card h2 { font-size: 42px; font-weight: 500; line-height: 1.2; }
.cta-card .btn { margin-top: 12px; padding: 12px 16px; }
@media (max-width: 1024px) { .cta { margin-top: 60px; } .cta-card h2 { font-size: 32px; } }
@media (max-width: 767px)  { .cta { min-height: 360px; } .cta-card h2 { font-size: 26px; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--secondary); color: var(--light); padding: 60px 0 30px; position: relative; z-index: 3; }
.footer-top { display: flex; justify-content: space-between; gap: 8px; }
.footer-brand { flex: 0 0 300px; }
.footer-brand img { width: 251px; height: 84px; object-fit: contain; }
.footer-brand p { font-size: 14px; line-height: 1.6; color: var(--light); margin-top: 6px; }
.footer-links { flex: 1 1 auto; display: flex; justify-content: space-evenly; align-items: flex-start; padding: 18px 60px 0; gap: 20px; }
.footer-links a { font-size: 18px; font-weight: 500; line-height: 1.2; color: var(--accent); transition: color .2s ease; }
.footer-links a:hover { color: #fff; }
.footer-newsletter { flex: 0 0 313px; padding: 6px 0 0 20px; display: flex; flex-direction: column; gap: 20px; }
.footer-heading { font-size: 18px; font-weight: 500; line-height: 1.2; color: var(--accent); }
.newsletter-form { display: flex; flex-direction: column; gap: 10px; }
.newsletter-form input {
  height: 45px; padding: 0 15px; border: 1px solid var(--gray); border-radius: 4px; background: transparent;
  color: var(--light); font-family: var(--font-alt); font-size: 13px; transition: border-color .1s ease;
}
.newsletter-form input::placeholder { color: var(--light); opacity: 1; }
.newsletter-form input:focus { outline: none; border-color: var(--accent); }
.newsletter-form button {
  height: 38px; border: 0; border-radius: 4px; background: var(--accent); color: var(--light);
  font-family: var(--font-alt); font-size: 15px; transition: background-color .1s ease;
}
.newsletter-form button:hover { background: var(--primary); color: #fff; }
.form-message { font-size: 13px; min-height: 1em; color: var(--accent); }
.form-message.is-error { color: #FF3434; }
.form-message:empty { display: none; }

.footer-contact { display: flex; justify-content: space-between; gap: 24px; margin-top: 12px; flex-wrap: wrap; }
.footer-contact-item { display: inline-flex; align-items: center; gap: 12px; font-size: 16px; font-weight: 600; line-height: 1.2; color: var(--light); }
.circle-icon { width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: #fff; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.circle-icon .icon { font-size: 18px; }
.footer-divider { border: 0; border-top: 1px solid var(--gray-3); margin: 15px 0; }
.footer-bottom p { font-size: 12px; line-height: 1.6; color: var(--gray-2); padding: 10px; }
@media (max-width: 1200px) { .footer-links { padding: 18px 20px 0; } }
@media (max-width: 1024px) {
  .footer-top { flex-wrap: wrap; gap: 30px; }
  .footer-brand { flex-basis: 100%; }
  .footer-links { flex: 1 1 auto; justify-content: flex-start; padding: 0; gap: 30px; flex-wrap: wrap; }
  .footer-newsletter { flex: 1 1 300px; padding: 0; }
  .footer-contact { flex-direction: column; gap: 16px; }
}

/* Fixed helpers */
.call-now {
  position: fixed; right: 30px; bottom: 83px; z-index: 9999;
  display: inline-flex; align-items: center; gap: 10px; height: 42px; padding: 0 18px 0 20px;
  background: var(--accent); color: #fff; border-radius: 50px; box-shadow: 0 0 10px rgba(0, 0, 0, .2);
  font-family: var(--font-alt); font-size: 13px; line-height: 1; transition: background-color .2s ease, transform .2s ease;
}
.call-now:hover { background: var(--primary); transform: translateY(-2px); }
.call-now .icon { font-size: 14px; }
.back-to-top {
  position: fixed; right: 30px; bottom: 30px; z-index: 9999; width: 46px; height: 46px; border-radius: 50%;
  background: #fff; border: 1px solid var(--accent); color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 0 10px rgba(0, 0, 0, .13);
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .2s ease, transform .2s ease, visibility .2s;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.back-to-top .icon { font-size: 14px; }
@media (max-width: 767px) { .call-now { right: 16px; bottom: 76px; } .back-to-top { right: 16px; bottom: 20px; } }

/* ---------- Page banner (inner pages) ---------- */
.page-banner {
  position: relative; min-height: 400px; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 10px; text-align: center; background-position: center; background-size: cover; background-repeat: no-repeat; background-color: #1d1d1d;
}
.page-banner::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(170deg, #1D1D1D 50%, rgba(242, 41, 91, 0) 100%); opacity: .5; mix-blend-mode: multiply;
}
.page-banner > * { position: relative; }
.page-banner h1 { font-size: 42px; font-weight: 700; line-height: 1.2; color: var(--light); }
.page-banner .breadcrumb { font-size: 16px; font-weight: 600; color: var(--light); }
.page-banner .breadcrumb a:hover { color: var(--accent); }
@media (max-width: 767px) { .page-banner { min-height: 300px; } .page-banner h1 { font-size: 32px; } }

/* ---------- Partner CTA (About + MD pages) ---------- */
.partner {
  position: relative; min-height: 660px; padding: 10px; display: flex; align-items: stretch;
  background: #fff url("/assets/img/partner-stove.jpg") center / cover no-repeat;
}
.partner::before { content: ""; position: absolute; inset: 0; background: var(--secondary); mix-blend-mode: multiply; }
.partner-inner { position: relative; flex: 1; padding: 100px; display: flex; flex-direction: column; gap: 10px; }
.partner h2 { font-family: var(--font-alt); font-size: 40px; font-weight: 700; line-height: 1.1; color: var(--accent); }
.partner p { font-size: 16px; color: var(--light); }
.partner .btn { align-self: flex-start; margin-top: 16px; }
@media (max-width: 1024px) { .partner { min-height: 404px; } .partner-inner { padding: 50px var(--pad); } .partner h2 { font-size: 32px; } }

/* ---------- About page ---------- */
.about-intro { display: flex; gap: 40px; margin-top: 100px; }
.about-intro-media { flex: 0 0 48%; padding: 0 10px; }
.about-intro-media img { width: 100%; height: 500px; object-fit: cover; }
.about-intro-text { flex: 1 1 52%; display: flex; flex-direction: column; gap: 4px; padding: 40px 0 0 40px; }
.about-intro-text h2 { font-size: 42px; line-height: 1.2; }
.about-intro-text p:not(.eyebrow) { color: var(--gray-3); max-width: 453px; margin-top: 12px; }

.counters {
  display: flex; background: var(--light); border: 4px solid var(--accent); border-radius: 4px;
  box-shadow: 0 0 12px 4px rgba(39, 27, 21, .28);
  margin: -120px 0 100px auto; width: 780px; max-width: 100%; position: relative; z-index: 2;
}
.counter { flex: 1; padding: 20px 4px 22px; text-align: center; display: flex; flex-direction: column; gap: 8px; }
.counter + .counter { border-left: 4px solid var(--accent); }
.counter-number { font-size: 56px; font-weight: 500; line-height: 1.2; color: var(--text); }
.counter-title { font-size: 18px; font-weight: 600; line-height: 1.6; color: var(--accent); }

.tabs { padding: 10px; }
.tabs-inner { box-shadow: 0 0 25px rgba(166, 166, 166, .21); background: #fff; border-radius: 4px; padding: 0 0 20px; }
.tab-list { display: flex; }
.tab {
  flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 30px 0; background: var(--light); border: 3px solid transparent; border-bottom: 0; border-radius: 4px 4px 0 0;
  font-size: 18px; font-weight: 500; color: var(--text); transition: background-color .2s ease;
}
.tab .icon { font-size: 16px; color: var(--accent); }
.tab:hover { background: #fff; }
.tab[aria-selected="true"] { border-color: var(--accent); background: #fff; }
.tab-panels { margin: 0 20px; border: 1px solid var(--accent); border-radius: 4px; padding: 20px 30px; }
.tab-panel { font-size: 16px; line-height: 1.6; color: #737373; }
.tab-panel[hidden] { display: none; }
.tab-panel.is-animated { animation: fadeIn .4s ease; }
@media (max-width: 1024px) {
  .about-intro { flex-direction: column; gap: 20px; margin-top: 60px; }
  .about-intro-media { flex-basis: auto; padding: 0; }
  .about-intro-media img { height: auto; }
  .about-intro-text { padding: 0; }
  .about-intro-text h2 { font-size: 34px; }
  .counters { margin: 30px 0 60px; width: 100%; }
  .counter-number { font-size: 40px; }
}
@media (max-width: 767px) {
  .counters { flex-direction: column; }
  .counter + .counter { border-left: 0; border-top: 4px solid var(--accent); }
  .tab { flex-direction: column; padding: 16px 0; font-size: 15px; gap: 6px; }
  .tab-panels { margin: 0 10px; padding: 16px; }
}

/* ---------- Message from MD page ---------- */
.md-message { display: flex; gap: 20px; padding-top: 100px; }
.md-text { flex: 0 0 49%; display: flex; flex-direction: column; gap: 8px; padding: 40px 0 40px 40px; }
.md-text .eyebrow { font-size: 18px; }
.md-text h2 { font-size: 42px; line-height: 1.2; margin-bottom: 12px; }
.md-text p { color: var(--gray-3); margin-bottom: 6px; }
.md-text p strong { color: var(--gray-3); font-weight: 700; }
.md-media { flex: 1 1 51%; padding: 80px 0 0 40px; }
.md-media img, .commitment-media img { width: 100%; height: 500px; object-fit: cover; border-radius: 4px; border: 1px solid var(--accent); }
.commitment { display: flex; gap: 20px; margin-top: 100px; }
.commitment-media { flex: 0 0 48%; padding: 20px 0; }
.commitment-media img { height: 415px; }
.commitment-text { flex: 1 1 52%; display: flex; flex-direction: column; gap: 20px; padding: 40px 0 40px 40px; }
.commitment-text h2 { font-size: 42px; line-height: 1.2; }
.commitment-text p { color: var(--gray-3); }
.icon-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 16px; line-height: 1.8; color: var(--text); }
.icon-list li + li { margin-top: 4px; }
.icon-list .icon { font-size: 9px; color: var(--accent); margin-top: 10px; }
.commitment ~ .partner, .md-message ~ .partner { margin-top: 100px; }
@media (max-width: 1024px) {
  .md-message, .commitment { flex-direction: column; padding-top: 60px; margin-top: 0; }
  .commitment { margin-top: 40px; }
  .md-text, .md-media, .commitment-text, .commitment-media { flex-basis: auto; padding: 0; }
  .md-text h2, .commitment-text h2 { font-size: 34px; }
  .md-media img, .commitment-media img { height: auto; }
  .commitment { flex-direction: column-reverse; }
}

/* ---------- Services page ---------- */
.central-gas { background: var(--bg); padding: 100px var(--pad); display: flex; flex-direction: column; align-items: center; gap: 8px; }
.central-gas h2 { font-size: 42px; text-align: center; margin-top: 80px; line-height: 1.3; }
.timeline { width: 100%; max-width: var(--max); margin-top: 8px; position: relative; padding: 0 34px; }
.timeline-line { position: absolute; left: 49px; right: 49px; top: 101px; height: 1px; background: var(--secondary); }
.timeline-viewport { overflow: hidden; }
.timeline-track { display: flex; transition: transform .5s ease; }
.timeline-item { flex: 0 0 33.3333%; padding: 0 20px; display: flex; flex-direction: column; align-items: center; }
.timeline-icon {
  width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #fff;
  display: inline-flex; align-items: center; justify-content: center; margin: 81px 0 31px; position: relative; z-index: 1;
}
.timeline-icon .icon { font-size: 18px; }
.timeline-card {
  width: 100%; background: var(--bg); border: 1px solid var(--accent); border-radius: 12px; overflow: hidden;
  box-shadow: 0 0 20px 1px rgba(0, 0, 0, .1); text-align: center; height: 100%;
}
.timeline-card img { width: 100%; height: 191px; object-fit: cover; }
.timeline-card h3 { font-size: 28px; font-weight: 500; line-height: 1.2; color: var(--accent); padding: 12px 8px; }
.timeline-card p { font-size: 14px; line-height: 1.6; color: var(--gray-3); padding: 8px 8px 24px; }
.timeline-nav {
  position: absolute; top: 84px; width: 34px; height: 34px; border: 0; background: transparent; padding: 0;
  display: inline-flex; align-items: center; justify-content: center; color: var(--text); opacity: .9; transition: color .2s ease, opacity .2s ease;
}
.timeline-nav:hover { color: var(--accent); }
.timeline-nav:disabled { opacity: .25; cursor: default; }
.timeline-nav .icon { font-size: 26px; }
.timeline-prev { left: 0; }
.timeline-next { right: 0; }
@media (max-width: 1024px) { .timeline-item { flex-basis: 50%; } .central-gas { padding-top: 60px; padding-bottom: 60px; } .central-gas h2 { margin-top: 20px; font-size: 34px; } }
@media (max-width: 767px)  { .timeline-item { flex-basis: 100%; } .timeline { padding: 0 24px; } .timeline-nav { top: 84px; } }

.cylinder-supply { background: var(--light); padding: 100px var(--pad); display: flex; flex-direction: column; align-items: center; gap: 24px; }
.cylinder-supply h2 { font-size: 42px; text-align: center; margin-top: 40px; }
.image-box-row { width: 100%; display: flex; justify-content: center; align-items: center; gap: 48px; }
.image-box {
  width: 418px; max-width: 100%; background: var(--light); border: 1px solid var(--accent); border-radius: 4px;
  padding: 6px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.image-box img { width: 100%; height: 232px; object-fit: cover; border-radius: 11px; }
.image-box h3 { font-size: 28px; font-weight: 500; line-height: 1.5; color: var(--accent); }
.image-box p { font-size: 14px; line-height: 1.6; color: var(--gray-3); padding: 0 6px 12px; }
@media (max-width: 1024px) { .cylinder-supply { padding-top: 60px; padding-bottom: 60px; } .cylinder-supply h2 { margin-top: 0; font-size: 34px; } }

.delivery {
  position: relative; min-height: 690px; padding: 0 0 100px;
  background: #fff url("/assets/img/delivery-night.jpg") center / cover no-repeat;
}
.delivery::before { content: ""; position: absolute; inset: 0; background: rgba(9, 30, 66, .35); }
.delivery-inner { position: relative; padding: 100px var(--pad) 0; }
.delivery h2 { font-size: 56px; font-weight: 700; line-height: 1.2; color: var(--light); }
.anim-words { display: block; position: relative; height: 1.25em; font-size: 74px; color: var(--accent); line-height: 1.2; }
.anim-words b { position: absolute; left: 0; top: 0; opacity: 0; white-space: nowrap; }
.anim-words b.is-in { animation: zoom-in 1.2s ease forwards; }
.anim-words b.is-out { animation: zoom-out .8s ease forwards; }
@keyframes zoom-in  { from { opacity: 0; transform: scale(1.4); } to { opacity: 1; transform: scale(1); } }
@keyframes zoom-out { from { opacity: 1; transform: scale(1); } to { opacity: 0; transform: scale(.8); } }
@media (max-width: 1024px) { .delivery { min-height: 500px; padding-bottom: 60px; } .delivery-inner { padding-top: 60px; } .delivery h2 { font-size: 40px; } .anim-words { font-size: 54px; } }
@media (max-width: 767px)  { .delivery h2 { font-size: 30px; } .anim-words { font-size: 40px; } }

/* ---------- Contact page ---------- */
.contact-info { display: flex; align-items: center; gap: 8px; margin-top: 100px; }
.contact-info-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 10px; text-align: center; min-height: 160px; justify-content: center; }
.contact-info-item .circle-icon { width: 60px; height: 60px; }
.contact-info-item .circle-icon .icon { font-size: 24px; }
.contact-info-item span:last-child { font-size: 18px; font-weight: 600; line-height: 1.3; color: var(--text); }
a.contact-info-item:hover span:last-child { color: var(--accent); }
.contact-form-section { display: flex; gap: 20px; padding-top: 80px; padding-bottom: 80px; }
.contact-form-text { flex: 0 0 50%; display: flex; flex-direction: column; justify-content: center; gap: 4px; padding: 40px 40px 40px 0; }
.contact-form-text h2 { font-size: 42px; line-height: 1.2; }
.contact-form { flex: 1 1 50%; padding: 10px; display: flex; flex-direction: column; gap: 20px; }
.field { display: flex; flex-direction: column; }
.field label { font-size: 14px; color: var(--text); padding-bottom: 4px; }
.field input, .field textarea {
  width: 100%; background: var(--light); border: 1px solid #B1B1B1; border-radius: 4px; padding: 8px;
  font-size: 14px; color: var(--gray-3); min-height: 42px; transition: border-color .2s ease;
}
.field textarea { min-height: 175px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.contact-form .btn { width: 100%; height: 42px; font-size: 16px; padding: 8px 16px; }
.contact-form .btn.is-loading { opacity: .7; pointer-events: none; }
@media (max-width: 1024px) {
  .contact-info { flex-direction: column; margin-top: 60px; gap: 0; }
  .contact-info-item { min-height: 0; padding: 16px 10px; }
  .contact-form-section { flex-direction: column; padding-top: 40px; padding-bottom: 60px; }
  .contact-form-text { flex-basis: auto; padding: 0 0 20px; }
  .contact-form-text h2 { font-size: 32px; }
  .contact-form { padding: 0; }
}

/* ---------- Scroll animations ---------- */
.js [data-animate] { opacity: 0; }
.js [data-animate].animated { opacity: 1; animation-duration: 1.25s; animation-fill-mode: both; }
.js [data-animate="fadeIn"].animated { animation-name: fadeIn; }
.js [data-animate="fadeInUp"].animated { animation-name: fadeInUp; }
.js [data-animate="slideInRight"].animated { animation-name: slideInRight; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp { from { opacity: 0; transform: translate3d(0, 100%, 0); } to { opacity: 1; transform: none; } }
@keyframes slideInRight { from { transform: translate3d(100%, 0, 0); visibility: visible; } to { transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .js [data-animate] { opacity: 1; }
  .js [data-animate].animated, .hero-slides .slide.is-active, .anim-words b, .tab-panel.is-animated { animation: none !important; }
}