/* ============================================================
   GeoSurvey Solutions — Theme
   Palette: Dark Blue (brand), White/Grays (neutrals),
            Green + Orange (accents)
============================================================ */

:root {
  /* Brand + neutrals */
  --navy: #0a2540;
  --navy-2: #0f3357;
  --navy-3: #12406e;
  --green: #1f9d63;
  --green-2: #148a55;
  --orange: #f5821f;
  --orange-2: #e5720d;

  /* Light theme surfaces */
  --bg: #f4f7fb;
  --bg-alt: #ffffff;
  --surface: #ffffff;
  --text: #0a2540;
  --text-soft: #4d627a;
  --border: rgba(10, 37, 64, 0.10);
  --card-shadow: 0 18px 40px -20px rgba(10, 37, 64, 0.35);

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(255, 255, 255, 0.8);
  --glass-blur: 16px;

  --radius: 18px;
  --radius-sm: 12px;
  --nav-h: 76px;

  --font-head: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

html[data-theme="dark"] {
  --bg: #06192e;
  --bg-alt: #0a2540;
  --surface: #0f2c4a;
  --text: #eaf2fb;
  --text-soft: #9db4cf;
  --border: rgba(255, 255, 255, 0.10);
  --card-shadow: 0 18px 44px -20px rgba(0, 0, 0, 0.6);
  --glass-bg: rgba(15, 44, 74, 0.55);
  --glass-border: rgba(255, 255, 255, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  margin: 0;
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4, .navbar-brand { font-family: var(--font-head); font-weight: 700; }

a { text-decoration: none; }

::selection { background: var(--orange); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: var(--navy-3); border-radius: 6px; }

/* ============ Scroll progress ============ */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--green), var(--orange));
  z-index: 2000; transition: width 0.1s linear;
}

/* ============ Buttons ============ */
.btn-accent {
  background: var(--orange); color: #fff; border: none; font-weight: 600;
  border-radius: 999px; box-shadow: 0 10px 24px -10px rgba(245, 130, 31, 0.7);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.btn-accent:hover { background: var(--orange-2); color: #fff; transform: translateY(-2px); }
.btn-outline-light { border-radius: 999px; font-weight: 600; }
.btn-lg { padding: 0.7rem 1.6rem; }

/* ============ Glass ============ */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}

/* ============ NAVBAR ============ */
.site-nav {
  height: var(--nav-h);
  background: transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
}
.site-nav.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 8px 30px -18px rgba(10, 37, 64, 0.5);
  border-bottom: 1px solid var(--border);
}
.brand-mark {
  width: 40px; height: 40px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy-3), var(--green));
  color: #fff; border-radius: 12px; font-size: 1.1rem;
}
.brand-text { font-size: 1.25rem; font-weight: 800; color: var(--text); letter-spacing: -0.02em; }
.brand-accent { color: var(--green); }
.site-nav .nav-link {
  color: var(--text); font-weight: 500; padding: 0.5rem 0.85rem; border-radius: 8px;
  position: relative; transition: color 0.2s ease;
}
.site-nav .nav-link::after {
  content: ""; position: absolute; left: 0.85rem; right: 0.85rem; bottom: 0.35rem;
  height: 2px; background: var(--orange); transform: scaleX(0); transform-origin: left;
  transition: transform 0.25s ease;
}
.site-nav .nav-link:hover, .site-nav .nav-link.active { color: var(--green); }
.site-nav .nav-link.active::after { transform: scaleX(1); }
.navbar-toggler { border: none; color: var(--text); font-size: 1.3rem; box-shadow: none !important; }

/* Hero uses light nav text before scroll */
.site-nav:not(.scrolled) .nav-link,
.site-nav:not(.scrolled) .brand-text,
.site-nav:not(.scrolled) .navbar-toggler { color: #fff; }
.site-nav:not(.scrolled) .brand-accent { color: #7ee2ac; }

.theme-toggle {
  width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--glass-bg); color: var(--text); cursor: pointer;
  display: grid; place-items: center; transition: transform 0.2s ease, color 0.2s ease;
}
.theme-toggle:hover { transform: rotate(15deg); color: var(--orange); }
.site-nav:not(.scrolled) .theme-toggle { color: #fff; border-color: rgba(255,255,255,0.3); background: rgba(255,255,255,0.12); }

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  color: #fff; overflow: hidden; padding-top: var(--nav-h);
}
.hero-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  transform: scale(1.05); animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom { to { transform: scale(1.15); } }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(6,25,46,0.92) 0%, rgba(10,37,64,0.78) 45%, rgba(10,37,64,0.35) 100%);
}
.hero-inner { position: relative; z-index: 2; padding-block: 4rem; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; font-weight: 600;
  background: rgba(31,157,99,0.2); border: 1px solid rgba(126,226,172,0.4); color: #b8f2d3;
  padding: 0.45rem 1rem; border-radius: 999px; margin-bottom: 1.4rem;
}
.hero-title {
  font-size: clamp(2.1rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.08;
  letter-spacing: -0.02em; margin-bottom: 1.2rem; text-wrap: balance;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem); color: #d5e3f2; max-width: 620px;
  line-height: 1.6; margin-bottom: 2rem; text-wrap: pretty;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 2.5rem; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 1.5rem; font-size: 0.9rem; color: #cfe0f0; }
.hero-trust i { color: var(--orange); margin-right: 0.4rem; }
.hero-scroll {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  color: #fff; font-size: 1.3rem; z-index: 2; animation: bounce 2s infinite;
}
@keyframes bounce { 0%,100%{transform:translate(-50%,0);} 50%{transform:translate(-50%,10px);} }

/* ============ Sections ============ */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 720px; margin: 0 auto 3rem; }
.eyebrow {
  display: inline-block; font-family: var(--font-body); font-weight: 700; font-size: 0.8rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--green); margin-bottom: 0.6rem;
}
.section-title { font-size: clamp(1.7rem, 3.5vw, 2.6rem); letter-spacing: -0.02em; text-wrap: balance; }
.section-desc { color: var(--text-soft); font-size: 1.05rem; line-height: 1.6; text-wrap: pretty; }
.lead-text { font-size: 1.1rem; line-height: 1.6; color: var(--text); }
.muted-text { color: var(--text-soft); line-height: 1.6; }

/* ============ Stats ============ */
.stats-section { margin-top: -5rem; position: relative; z-index: 5; padding-bottom: 1rem; }
.stat-card { padding: 1.8rem 1rem; text-align: center; }
.stat-icon { font-size: 1.7rem; color: var(--orange); margin-bottom: 0.6rem; }
.stat-num { font-family: var(--font-head); font-weight: 800; font-size: clamp(1.8rem, 4vw, 2.6rem); color: var(--text); line-height: 1; }
.stat-label { color: var(--text-soft); font-size: 0.92rem; margin-top: 0.4rem; }

/* ============ About ============ */
.about-img-wrap { position: relative; }
.about-img { width: 100%; border-radius: var(--radius); box-shadow: var(--card-shadow); display: block; }
.about-badge {
  position: absolute; bottom: -20px; right: -12px; padding: 1rem 1.3rem; text-align: center;
}
.about-badge-num { display: block; font-family: var(--font-head); font-weight: 800; font-size: 1.9rem; color: var(--orange); }
.about-badge-text { font-size: 0.8rem; color: var(--text-soft); max-width: 120px; }
.vm-card { padding: 1.4rem; height: 100%; }
.vm-icon { font-size: 1.4rem; color: var(--green); margin-bottom: 0.6rem; }
.vm-title { font-size: 1.1rem; margin-bottom: 0.4rem; }
.vm-card p { font-size: 0.92rem; color: var(--text-soft); margin: 0; line-height: 1.55; }

/* ============ Services ============ */
.service-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.6rem; height: 100%; transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--orange)); transform: scaleX(0);
  transform-origin: left; transition: transform 0.3s ease;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--card-shadow); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center;
  background: rgba(31,157,99,0.12); color: var(--green); font-size: 1.35rem; margin-bottom: 1rem;
  transition: background 0.3s ease, color 0.3s ease;
}
.service-card:hover .service-icon { background: var(--orange); color: #fff; }
.service-card h3 { font-size: 1.1rem; margin-bottom: 0.4rem; }
.service-card p { font-size: 0.9rem; color: var(--text-soft); margin: 0; line-height: 1.55; }

/* ============ Why choose us ============ */
.why-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.6rem; height: 100%; text-align: center; transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.why-card:hover { transform: translateY(-6px); box-shadow: var(--card-shadow); }
.why-icon {
  width: 64px; height: 64px; margin: 0 auto 1rem; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy-3), var(--green)); color: #fff; font-size: 1.5rem;
}
.why-card h3 { font-size: 1.05rem; margin-bottom: 0.35rem; }
.why-card p { font-size: 0.88rem; color: var(--text-soft); margin: 0; line-height: 1.5; }

/* ============ Equipment ============ */
.equip-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; height: 100%; transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.equip-card:hover { transform: translateY(-6px); box-shadow: var(--card-shadow); }
.equip-img { aspect-ratio: 4/3; overflow: hidden; background: #eef2f7; }
.equip-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.equip-card:hover .equip-img img { transform: scale(1.07); }
.equip-body { padding: 1.1rem 1.2rem 1.3rem; }
.equip-body h3 { font-size: 1.05rem; margin-bottom: 0.3rem; }
.equip-body p { font-size: 0.85rem; color: var(--text-soft); margin: 0; line-height: 1.5; }

/* ============ Projects ============ */
.project-filters { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; margin-bottom: 2.5rem; }
.filter-btn {
  border: 1px solid var(--border); background: var(--surface); color: var(--text-soft);
  padding: 0.5rem 1.2rem; border-radius: 999px; font-size: 0.88rem; font-weight: 600; cursor: pointer;
  transition: all 0.2s ease;
}
.filter-btn:hover { color: var(--text); border-color: var(--green); }
.filter-btn.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.project-card {
  position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer;
  aspect-ratio: 4/3; box-shadow: var(--card-shadow);
}
.project-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover img { transform: scale(1.08); }
.project-overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.2rem; color: #fff;
  background: linear-gradient(0deg, rgba(6,25,46,0.9), rgba(6,25,46,0) 60%);
  opacity: 0; transform: translateY(10px); transition: opacity 0.3s ease, transform 0.3s ease;
}
.project-card:hover .project-overlay { opacity: 1; transform: translateY(0); }
.project-cat { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--orange); font-weight: 700; }
.project-title { font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; }
.project-zoom {
  position: absolute; top: 1rem; right: 1rem; width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,0.2); backdrop-filter: blur(6px); display: grid; place-items: center;
  color: #fff; opacity: 0; transition: opacity 0.3s ease;
}
.project-card:hover .project-zoom { opacity: 1; }
.project-item.hide { display: none; }

/* ============ Timeline ============ */
.timeline { position: relative; max-width: 900px; margin: 0 auto; }
.timeline::before {
  content: ""; position: absolute; left: 27px; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(var(--green), var(--orange));
}
.tl-item { position: relative; padding: 0 0 2.2rem 4.5rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute; left: 0; top: 0; width: 56px; height: 56px; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--green); color: var(--green);
  display: grid; place-items: center; font-weight: 800; font-family: var(--font-head);
  box-shadow: 0 0 0 6px var(--bg-alt); z-index: 2;
}
.tl-item .glass { padding: 1.2rem 1.4rem; }
.tl-content h3 { font-size: 1.1rem; margin-bottom: 0.3rem; }
.tl-content p { margin: 0; color: var(--text-soft); font-size: 0.92rem; line-height: 1.55; }
@media (min-width: 768px) {
  .timeline::before { left: 50%; transform: translateX(-1px); }
  .tl-item { width: 50%; padding: 0 0 2.5rem 0; }
  .tl-item:nth-child(odd) { left: 0; padding-right: 4.5rem; text-align: right; }
  .tl-item:nth-child(even) { left: 50%; padding-left: 4.5rem; }
  .tl-item:nth-child(odd) .tl-dot { left: auto; right: -28px; }
  .tl-item:nth-child(even) .tl-dot { left: -28px; }
}

/* ============ Testimonials ============ */
.testi-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; height: 100%; }
.testi-stars { color: var(--orange); margin-bottom: 0.8rem; font-size: 0.9rem; }
.testi-quote { color: var(--text); line-height: 1.6; font-size: 0.95rem; }
.testi-person { display: flex; align-items: center; gap: 0.8rem; margin-top: 1.2rem; }
.testi-avatar {
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy-3), var(--green)); color: #fff; font-weight: 700;
}
.testi-name { font-weight: 700; font-size: 0.95rem; }
.testi-role { font-size: 0.8rem; color: var(--text-soft); }

/* ============ FAQ ============ */
.faq-accordion .accordion-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm) !important;
  margin-bottom: 0.8rem; overflow: hidden;
}
.faq-accordion .accordion-button {
  background: var(--surface); color: var(--text); font-weight: 600; font-family: var(--font-head);
  border-radius: var(--radius-sm) !important; box-shadow: none;
}
.faq-accordion .accordion-button:not(.collapsed) { color: var(--green); background: var(--surface); }
.faq-accordion .accordion-button:focus { box-shadow: none; }
.faq-accordion .accordion-button::after { filter: none; }
html[data-theme="dark"] .faq-accordion .accordion-button::after { filter: invert(1) grayscale(1) brightness(1.5); }
.faq-accordion .accordion-body { color: var(--text-soft); line-height: 1.6; font-size: 0.95rem; }

/* ============ Contact ============ */
.contact-info { padding: 1.8rem; }
.contact-info-title { font-size: 1.25rem; margin-bottom: 1.2rem; }
.contact-list { list-style: none; padding: 0; margin: 0 0 1.4rem; }
.contact-list li { display: flex; gap: 0.9rem; margin-bottom: 1.1rem; }
.ci-icon {
  flex: 0 0 44px; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(31,157,99,0.12); color: var(--green); font-size: 1.1rem;
}
.ci-label { display: block; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-soft); }
.contact-list a, .contact-list span div span { color: var(--text); font-weight: 500; }
.contact-list a:hover { color: var(--orange); }
.map-wrap { position: relative; border-radius: var(--radius-sm); overflow: hidden; }
.map-wrap img { width: 100%; height: 180px; object-fit: cover; display: block; }
.map-pin {
  position: absolute; bottom: 12px; left: 12px; background: var(--navy); color: #fff;
  padding: 0.45rem 0.9rem; border-radius: 999px; font-size: 0.82rem; font-weight: 600;
}
.map-pin i { color: var(--orange); margin-right: 0.3rem; }
.contact-form { padding: 1.8rem; }
.contact-form .form-label { font-weight: 600; font-size: 0.85rem; color: var(--text); margin-bottom: 0.35rem; }
.contact-form .form-control, .contact-form .form-select {
  background: var(--bg); border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: 0.7rem 0.9rem;
}
.contact-form .form-control:focus, .contact-form .form-select:focus {
  border-color: var(--green); box-shadow: 0 0 0 3px rgba(31,157,99,0.15); background: var(--bg);
}
.contact-form .form-control::placeholder { color: var(--text-soft); opacity: 0.7; }
.form-success {
  background: rgba(31,157,99,0.12); color: var(--green); border: 1px solid rgba(31,157,99,0.3);
  padding: 0.8rem 1rem; border-radius: 10px; font-weight: 600; font-size: 0.92rem;
}

/* ============ Footer ============ */
.site-footer { background: var(--navy); color: #cfdcec; padding: 4rem 0 1.5rem; }
.site-footer .brand-text { color: #fff; }
.footer-about { font-size: 0.9rem; line-height: 1.6; color: #9fb4cc; max-width: 320px; }
.footer-title { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
.footer-links, .footer-contact { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a { color: #9fb4cc; font-size: 0.9rem; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--orange); padding-left: 4px; }
.footer-contact li { font-size: 0.9rem; margin-bottom: 0.7rem; color: #9fb4cc; }
.footer-contact i { color: var(--green); margin-right: 0.5rem; }
.social-row { display: flex; gap: 0.6rem; margin-top: 1.2rem; }
.social-row a {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: rgba(255,255,255,0.08); color: #fff; transition: all 0.2s ease;
}
.social-row a:hover { background: var(--orange); transform: translateY(-3px); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); margin-top: 2.5rem; padding-top: 1.5rem;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem;
  font-size: 0.85rem; color: #8aa1bb;
}
.footer-bottom p { margin: 0; }

/* ============ Floating buttons ============ */
.float-btn {
  position: fixed; right: 20px; width: 54px; height: 54px; border-radius: 50%;
  display: grid; place-items: center; font-size: 1.4rem; color: #fff; border: none;
  z-index: 1500; cursor: pointer; box-shadow: 0 12px 26px -10px rgba(0,0,0,0.4);
  transition: transform 0.2s ease, opacity 0.3s ease;
}
.float-btn:hover { transform: translateY(-4px) scale(1.05); }
.whatsapp-float { bottom: 20px; background: #25d366; }
.back-to-top { bottom: 84px; background: var(--navy); font-size: 1.1rem; opacity: 0; pointer-events: none; }
.back-to-top.show { opacity: 1; pointer-events: auto; }

/* ============ Lightbox ============ */
.lightbox {
  position: fixed; inset: 0; background: rgba(6,25,46,0.94); z-index: 3000;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease; padding: 2rem;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 90vw; max-height: 78vh; border-radius: var(--radius); box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6); }
.lightbox-caption { color: #fff; margin-top: 1rem; font-family: var(--font-head); font-weight: 600; }
.lightbox-close {
  position: absolute; top: 20px; right: 24px; width: 46px; height: 46px; border-radius: 50%;
  background: rgba(255,255,255,0.12); color: #fff; border: none; font-size: 1.3rem; cursor: pointer;
  transition: background 0.2s ease;
}
.lightbox-close:hover { background: var(--orange); }

/* ============ Reveal animations ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

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

/* ============ Responsive ============ */
@media (max-width: 991px) {
  .site-nav .navbar-collapse {
    background: var(--glass-bg); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    margin-top: 0.8rem; padding: 1rem; border-radius: var(--radius); border: 1px solid var(--border);
  }
  .site-nav:not(.scrolled) .navbar-collapse .nav-link { color: var(--text); }
  .site-nav:not(.scrolled) .navbar-collapse .theme-toggle { color: var(--text); border-color: var(--border); background: var(--glass-bg); }
  .about-badge { position: static; margin-top: 1rem; display: inline-flex; align-items: center; gap: 0.8rem; }
  .about-badge-text { max-width: none; }
}
@media (max-width: 575px) {
  .section { padding: 4rem 0; }
  .hero-trust { gap: 1rem; }
}