/* =========================================================================
   BuildCore — Premium Construction Website Stylesheet
   ========================================================================= */

:root {
    --navy: #0F172A;
    --navy-800: #1E293B;
    --navy-700: #334155;
    --orange: #F97316;
    --orange-600: #EA580C;
    --orange-50: #FFF7ED;
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --dark: #334155;
    --text: #334155;
    --heading: #0F172A;
    --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-heading: 'Manrope', 'Inter', system-ui, sans-serif;
    --radius: 14px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
    --shadow: 0 10px 30px -10px rgba(15, 23, 42, .15);
    --shadow-lg: 0 25px 60px -15px rgba(15, 23, 42, .25);
    --container: 1240px;
    --header-h: 84px;
    --transition: .25s cubic-bezier(.4, 0, .2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
h1, h2, h3, h4, h5 { font-family: var(--font-heading); color: var(--heading); line-height: 1.2; font-weight: 800; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.35rem; font-weight: 700; }
h4 { font-size: 1.1rem; font-weight: 700; }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 600; color: var(--heading); }
.muted { color: var(--gray-500); }

.skip-link { position: absolute; left: -999px; top: 0; background: var(--orange); color: #fff; padding: 10px 16px; z-index: 2000; }
.skip-link:focus { left: 10px; top: 10px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-sm { padding: 70px 0; }
.bg-light { background: var(--gray-50); }
.bg-navy { background: var(--navy); color: rgba(255, 255, 255, .8); }
.bg-navy h2, .bg-navy h3, .bg-navy h4 { color: #fff; }
.bg-navy .industry-card h4 { color: var(--heading); }
.bg-navy .industry-card p { color: var(--gray-500); }
.text-center { text-align: center; }

/* ---------- Section headings ---------- */
.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.eyebrow {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
    color: var(--orange); margin-bottom: 16px;
}
.eyebrow::before { content: ''; width: 32px; height: 2px; background: var(--orange); }
.section-head.center .eyebrow::after { content: ''; width: 32px; height: 2px; background: var(--orange); }
.section-head h2 { margin-bottom: 16px; }
.section-head p { font-size: 1.08rem; color: var(--gray-500); }
.bg-navy .section-head p { color: rgba(255, 255, 255, .7); }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 56px; }
.section-head-row .section-head { margin-bottom: 0; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 28px; border-radius: 10px; font-weight: 600; font-size: .95rem;
    border: 2px solid transparent; transition: var(--transition); white-space: nowrap; line-height: 1.2;
}
.btn i { font-size: .9em; transition: transform var(--transition); }
.btn:hover i.fa-arrow-right { transform: translateX(4px); }
.btn-primary { background: var(--orange); color: #fff; border-color: var(--orange); box-shadow: 0 8px 20px -8px rgba(249, 115, 22, .6); }
.btn-primary:hover { background: var(--orange-600); border-color: var(--orange-600); transform: translateY(-2px); box-shadow: 0 12px 24px -8px rgba(249, 115, 22, .7); }
.btn-dark { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn-dark:hover { background: var(--navy-800); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--gray-300); }
.btn-outline:hover { border-color: var(--navy); background: var(--navy); color: #fff; }
.btn-ghost { background: rgba(255, 255, 255, .08); color: #fff; border-color: rgba(255, 255, 255, .25); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: #fff; color: var(--navy); border-color: #fff; }
.btn-light { background: #fff; color: var(--navy); border-color: #fff; }
.btn-light:hover { background: var(--gray-100); }
.btn-lg { padding: 17px 34px; font-size: 1.02rem; }
.btn-sm { padding: 10px 18px; font-size: .85rem; }
.btn-block { width: 100%; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--navy); transition: var(--transition); }
.link-arrow i { color: var(--orange); transition: transform var(--transition); }
.link-arrow:hover { color: var(--orange); }
.link-arrow:hover i { transform: translateX(4px); }

/* ---------- Top bar ---------- */
.topbar { background: var(--navy); color: rgba(255, 255, 255, .75); font-size: .82rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; height: 40px; }
.topbar-left { display: flex; gap: 24px; }
.topbar-left a, .topbar-left span { display: inline-flex; align-items: center; gap: 8px; }
.topbar-left a:hover { color: #fff; }
.topbar-left i { color: var(--orange); }
.topbar-right { display: flex; gap: 6px; }
.topbar-right a { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 6px; transition: var(--transition); }
.topbar-right a:hover { background: var(--orange); color: #fff; }

/* ---------- Header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 1000; background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(12px); border-bottom: 1px solid var(--gray-200);
    transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: 0 6px 24px -10px rgba(15, 23, 42, .2); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; transition: height var(--transition); }
.site-header.scrolled .header-inner { height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 46px; height: 46px; border-radius: 12px; background: var(--navy); color: var(--orange); display: grid; place-items: center; font-size: 1.35rem; flex-shrink: 0; transition: var(--transition); }
.site-header.scrolled .brand-mark { width: 40px; height: 40px; font-size: 1.15rem; }
.brand-logo { height: 48px; width: auto; transition: var(--transition); }
.site-header.scrolled .brand-logo { height: 40px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: var(--font-heading); font-weight: 800; font-size: 1.3rem; letter-spacing: .06em; color: var(--navy); }
.brand-tagline { white-space: nowrap; font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--gray-500); margin-top: 4px; font-weight: 500; }
.brand-light .brand-mark { background: var(--orange); color: #fff; }
.brand-light .brand-name { color: #fff; }
.brand-light .brand-tagline { color: rgba(255, 255, 255, .6); }

.main-nav ul { display: flex; flex-wrap: nowrap; gap: 4px; }
.main-nav a { display: block; white-space: nowrap; padding: 10px 14px; font-weight: 500; font-size: .93rem; color: var(--navy-700); border-radius: 8px; position: relative; transition: var(--transition); }
.main-nav a:hover { color: var(--navy); background: var(--gray-100); }
.main-nav a.active { color: var(--orange); font-weight: 600; }
.main-nav a.active::after { content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px; background: var(--orange); border-radius: 2px; }
.nav-mobile-extra { display: none; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-call { display: none; width: 44px; height: 44px; border-radius: 10px; background: var(--orange-50); color: var(--orange); place-items: center; font-size: 1.05rem; }
.nav-toggle { display: none; width: 44px; height: 44px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; border-radius: 10px; background: var(--gray-100); }
.nav-toggle span { width: 20px; height: 2px; background: var(--navy); border-radius: 2px; transition: var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-backdrop { position: fixed; inset: 0; background: rgba(15, 23, 42, .5); z-index: 998; opacity: 0; visibility: hidden; transition: var(--transition); }
.nav-backdrop.show { opacity: 1; visibility: visible; }

/* ---------- Alerts ---------- */
.alert { padding: 16px 20px; border-radius: 10px; margin: 24px 0; font-weight: 500; display: flex; gap: 10px; align-items: flex-start; }
.alert-success { background: #F0FDF4; color: #166534; border: 1px solid #BBF7D0; }
.alert-error, .alert-danger { background: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.alert-info { background: #EFF6FF; color: #1E40AF; border: 1px solid #BFDBFE; }
.alert ul { list-style: disc; padding-left: 18px; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: calc(100vh - 124px); min-height: min(820px, calc(100vh - 124px)); display: flex; align-items: center; color: #fff; overflow: hidden; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; z-index: -1; background: linear-gradient(100deg, rgba(15, 23, 42, .92) 0%, rgba(15, 23, 42, .72) 50%, rgba(15, 23, 42, .45) 100%); }
.hero-inner { padding: 110px 0 90px; max-width: 760px; }
.hero .eyebrow { color: var(--orange); }
.hero h1 { color: #fff; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--orange); }
.hero p { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: rgba(255, 255, 255, .82); max-width: 620px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 12px 32px; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, .18); }
.hero-trust li { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: .92rem; }
.hero-trust li i { color: var(--orange); }
.hero-scroll { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.6); font-size: .75rem; letter-spacing: .15em; text-transform: uppercase; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.hero-scroll span { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--orange), transparent); animation: scrollHint 2s infinite; }
@keyframes scrollHint { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { position: relative; padding: 110px 0 90px; color: #fff; background: var(--navy); overflow: hidden; isolation: isolate; }
.page-hero-bg { position: absolute; inset: 0; z-index: -2; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .35; }
.page-hero::before { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(15, 23, 42, .95), rgba(15, 23, 42, .6)); }
.page-hero h1 { color: #fff; margin-bottom: 14px; font-size: clamp(2rem, 4.5vw, 3.2rem); }
.page-hero p { font-size: 1.12rem; color: rgba(255, 255, 255, .78); max-width: 680px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: .85rem; color: rgba(255, 255, 255, .6); margin-bottom: 22px; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb li + li::before { content: '/'; margin-right: 8px; opacity: .5; }
.breadcrumb li:last-child { color: var(--orange); }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 72px; align-items: center; }
.about-media { position: relative; }
.about-media .img-main { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4 / 4.6; }
.about-media .img-main img { width: 100%; height: 100%; object-fit: cover; }
.about-media .img-second { position: absolute; right: -32px; bottom: 60px; width: 46%; border-radius: var(--radius); overflow: hidden; border: 8px solid #fff; box-shadow: var(--shadow-lg); aspect-ratio: 1; }
.about-media .img-second img { width: 100%; height: 100%; object-fit: cover; }
.about-badge { position: absolute; left: -24px; top: 40px; background: var(--orange); color: #fff; padding: 22px 26px; border-radius: var(--radius); box-shadow: var(--shadow-lg); text-align: center; }
.about-badge strong { display: block; font-family: var(--font-heading); font-size: 2.4rem; line-height: 1; color: #fff; }
.about-badge span { font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; opacity: .9; }
.about-content h2 { margin-bottom: 20px; }
.about-content .lead { font-size: 1.12rem; color: var(--navy-700); font-weight: 500; margin-bottom: 20px; }
.check-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin: 28px 0 36px; }
.check-list li { display: flex; align-items: center; gap: 12px; font-weight: 500; color: var(--heading); }
.check-list li i { width: 26px; height: 26px; border-radius: 50%; background: var(--orange-50); color: var(--orange); display: grid; place-items: center; font-size: .72rem; flex-shrink: 0; }
.check-list.single { grid-template-columns: 1fr; }

/* ---------- Service cards ---------- */
.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.service-card {
    background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 36px 30px;
    display: flex; flex-direction: column; gap: 16px; position: relative; overflow: hidden;
    transition: var(--transition); height: 100%;
}
.service-card::before { content: ''; position: absolute; left: 0; top: 0; width: 100%; height: 4px; background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-icon { width: 64px; height: 64px; border-radius: 16px; background: var(--navy); color: var(--orange); display: grid; place-items: center; font-size: 1.5rem; transition: var(--transition); }
.service-card:hover .service-icon { background: var(--orange); color: #fff; }
.service-card h3 { font-size: 1.2rem; }
.service-card p { color: var(--gray-500); font-size: .95rem; flex-grow: 1; }
.service-card .link-arrow { font-size: .9rem; }
.service-num { position: absolute; right: 24px; top: 22px; font-family: var(--font-heading); font-weight: 800; font-size: 2.6rem; color: var(--gray-100); line-height: 1; }

/* ---------- Why choose us ---------- */
.why-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.why-media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; aspect-ratio: 4/5; }
.why-media img { width: 100%; height: 100%; object-fit: cover; }
.why-media-card { position: absolute; left: 24px; bottom: 24px; right: 24px; background: rgba(15, 23, 42, .85); backdrop-filter: blur(8px); color: #fff; padding: 22px 24px; border-radius: var(--radius); display: flex; align-items: center; gap: 18px; }
.why-media-card i { font-size: 1.8rem; color: var(--orange); }
.why-media-card strong { color: #fff; display: block; font-size: 1.05rem; }
.why-media-card span { font-size: .85rem; opacity: .75; }
.benefits { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 32px; }
.benefit { display: flex; gap: 18px; }
.benefit-icon { width: 54px; height: 54px; border-radius: 14px; background: var(--orange-50); color: var(--orange); display: grid; place-items: center; font-size: 1.25rem; flex-shrink: 0; transition: var(--transition); }
.benefit:hover .benefit-icon { background: var(--orange); color: #fff; }
.benefit h4 { margin-bottom: 6px; }
.benefit p { font-size: .93rem; color: var(--gray-500); }

/* ---------- Stats ---------- */
.stats { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.stats::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 20% 50%, rgba(249, 115, 22, .12), transparent 45%), radial-gradient(circle at 85% 30%, rgba(255, 255, 255, .05), transparent 40%); }
.stats-grid { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.stat { text-align: center; padding: 32px 16px; border-radius: var(--radius); background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .08); transition: var(--transition); }
.stat:hover { background: rgba(255, 255, 255, .07); transform: translateY(-4px); }
.stat-number { font-family: var(--font-heading); font-size: clamp(2.4rem, 4vw, 3.4rem); font-weight: 800; color: #fff; line-height: 1; margin-bottom: 10px; }
.stat-number .suffix { color: var(--orange); }
.stat-label { font-size: .9rem; font-weight: 500; color: rgba(255, 255, 255, .7); letter-spacing: .02em; }

/* ---------- Projects ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 48px; }
.filter-btn { padding: 10px 20px; border-radius: 100px; border: 1px solid var(--gray-300); background: #fff; font-weight: 600; font-size: .88rem; color: var(--navy-700); transition: var(--transition); }
.filter-btn:hover { border-color: var(--navy); color: var(--navy); }
.filter-btn.active { background: var(--navy); border-color: var(--navy); color: #fff; }
.project-card { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--navy); aspect-ratio: 4 / 3.2; display: block; box-shadow: var(--shadow); }
.project-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2, .8, .2, 1); }
.project-card:hover img { transform: scale(1.07); }
.project-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(15, 23, 42, .95) 0%, rgba(15, 23, 42, .45) 45%, rgba(15, 23, 42, .05) 100%); }
.project-card-body { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 26px; z-index: 2; color: #fff; }
.project-cat { display: inline-block; padding: 5px 12px; border-radius: 6px; background: var(--orange); color: #fff; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 12px; }
.project-card h3 { color: #fff; font-size: 1.25rem; margin-bottom: 6px; }
.project-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: .82rem; color: rgba(255, 255, 255, .75); }
.project-meta span { display: inline-flex; align-items: center; gap: 6px; }
.project-meta i { color: var(--orange); }
.project-card .project-desc { font-size: .88rem; color: rgba(255, 255, 255, .78); max-height: 0; overflow: hidden; opacity: 0; transition: all .4s ease; margin: 0; }
.project-card:hover .project-desc { max-height: 80px; opacity: 1; margin-top: 10px; }
.project-card.hidden { display: none; }
.project-card.featured-large { grid-column: span 2; aspect-ratio: auto; }

/* ---------- Industries ---------- */
.industry-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 32px 22px; text-align: center; transition: var(--transition); height: 100%; }
.industry-card:hover { border-color: var(--orange); transform: translateY(-5px); box-shadow: var(--shadow); }
.industry-icon { width: 68px; height: 68px; margin: 0 auto 18px; border-radius: 50%; background: var(--gray-50); color: var(--navy); display: grid; place-items: center; font-size: 1.5rem; transition: var(--transition); border: 1px solid var(--gray-200); }
.industry-card:hover .industry-icon { background: var(--orange); border-color: var(--orange); color: #fff; }
.industry-card h4 { margin-bottom: 8px; }
.industry-card p { font-size: .88rem; color: var(--gray-500); }
.industry-card.with-image { padding: 0; overflow: hidden; text-align: left; }
.industry-card.with-image .industry-img { aspect-ratio: 16/10; overflow: hidden; }
.industry-card.with-image .industry-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.industry-card.with-image:hover .industry-img img { transform: scale(1.06); }
.industry-card.with-image .industry-body { padding: 24px; }
.industry-card.with-image .industry-icon { margin: 0 0 14px; width: 52px; height: 52px; font-size: 1.15rem; }

/* ---------- Process ---------- */
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; position: relative; counter-reset: step; }
.process-step { position: relative; padding: 36px 30px 32px; background: #fff; border-radius: var(--radius); border: 1px solid var(--gray-200); transition: var(--transition); }
.process-step:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.process-num { font-family: var(--font-heading); font-size: 3rem; font-weight: 800; color: var(--gray-200); line-height: 1; margin-bottom: 18px; transition: var(--transition); }
.process-step:hover .process-num { color: var(--orange); }
.process-step h3 { font-size: 1.2rem; margin-bottom: 10px; }
.process-step h3 span { color: var(--orange); }
.process-step p { color: var(--gray-500); font-size: .95rem; }
.process-step .process-icon { position: absolute; right: 26px; top: 30px; width: 46px; height: 46px; border-radius: 12px; background: var(--gray-50); color: var(--navy); display: grid; place-items: center; }

/* ---------- Testimonials ---------- */
.testimonials { position: relative; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testi-card { background: #fff; border-radius: var(--radius); padding: 36px 32px; border: 1px solid var(--gray-200); position: relative; display: flex; flex-direction: column; gap: 18px; transition: var(--transition); height: 100%; }
.testi-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.testi-card .quote-icon { position: absolute; right: 28px; top: 24px; font-size: 2.6rem; color: var(--orange-50); }
.testi-card .quote-icon i { color: var(--orange); opacity: .25; }
.stars { display: inline-flex; gap: 3px; color: #F59E0B; font-size: .85rem; }
.stars .muted { color: var(--gray-300); }
.testi-card blockquote { font-size: 1rem; color: var(--navy-700); flex-grow: 1; line-height: 1.75; }
.testi-author { display: flex; align-items: center; gap: 14px; padding-top: 18px; border-top: 1px solid var(--gray-100); }
.testi-author img { width: 54px; height: 54px; border-radius: 50%; object-fit: cover; border: 3px solid var(--gray-100); }
.testi-author .avatar-fallback { width: 54px; height: 54px; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-weight: 700; }
.testi-author strong { display: block; }
.testi-author span { font-size: .85rem; color: var(--gray-500); }

/* ---------- Safety ---------- */
.safety-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: center; }
.safety-media { border-radius: var(--radius-lg); overflow: hidden; position: relative; aspect-ratio: 4 / 4.4; box-shadow: var(--shadow-lg); }
.safety-media img { width: 100%; height: 100%; object-fit: cover; }
.safety-badge { position: absolute; right: 24px; top: 24px; background: #fff; border-radius: var(--radius); padding: 18px 22px; display: flex; align-items: center; gap: 14px; box-shadow: var(--shadow-lg); }
.safety-badge i { width: 46px; height: 46px; border-radius: 12px; background: var(--orange); color: #fff; display: grid; place-items: center; font-size: 1.2rem; }
.safety-badge strong { display: block; font-family: var(--font-heading); font-size: 1.5rem; line-height: 1; }
.safety-badge span { font-size: .78rem; color: var(--gray-500); font-weight: 500; }
.safety-points { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.safety-point { display: flex; gap: 14px; }
.safety-point i { width: 40px; height: 40px; border-radius: 10px; background: var(--navy); color: var(--orange); display: grid; place-items: center; flex-shrink: 0; font-size: .95rem; }
.safety-point strong { display: block; margin-bottom: 3px; }
.safety-point p { font-size: .88rem; color: var(--gray-500); }

/* ---------- Certifications & Partners ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cert-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 26px; display: flex; gap: 18px; align-items: flex-start; transition: var(--transition); }
.cert-card:hover { box-shadow: var(--shadow); border-color: var(--orange); }
.cert-logo { width: 70px; height: 70px; flex-shrink: 0; border-radius: 12px; background: var(--gray-50); border: 1px solid var(--gray-200); display: grid; place-items: center; overflow: hidden; }
.cert-logo img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.cert-logo i { font-size: 1.6rem; color: var(--orange); }
.cert-card h4 { font-size: 1rem; margin-bottom: 4px; }
.cert-card p { font-size: .84rem; color: var(--gray-500); margin: 0; }
.cert-card .cert-meta { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 8px; font-size: .78rem; color: var(--gray-500); }
.cert-card .cert-meta span { display: inline-flex; gap: 5px; align-items: center; }
.cert-card .cert-meta i { color: var(--orange); }
.partners-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 36px; }
.partner-logo { background: #fff; border: 1px solid var(--gray-200); border-radius: 12px; min-height: 96px; display: grid; place-items: center; padding: 18px 24px; filter: grayscale(1); opacity: .75; transition: var(--transition); }
.partner-logo:hover { filter: none; opacity: 1; border-color: var(--orange); box-shadow: var(--shadow-sm); }
.partner-logo img { max-height: 52px; width: auto; object-fit: contain; }
.partner-logo span { font-family: var(--font-heading); font-weight: 800; color: var(--navy); text-align: center; font-size: 1rem; letter-spacing: .02em; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--orange); color: #fff; padding: 64px 0; position: relative; overflow: hidden; }
.cta-band::before { content: ''; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%; background: rgba(255, 255, 255, .08); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; position: relative; }
.cta-inner h2 { color: #fff; margin-bottom: 8px; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta-inner p { color: rgba(255, 255, 255, .9); max-width: 560px; margin: 0; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; flex-shrink: 0; }
.cta-band .btn-primary { background: var(--navy); border-color: var(--navy); box-shadow: none; }
.cta-band .btn-primary:hover { background: var(--navy-800); }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: rgba(255, 255, 255, .7); padding: 80px 0 0; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 48px; padding-bottom: 56px; }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 22px; position: relative; padding-bottom: 12px; }
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 36px; height: 2px; background: var(--orange); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { transition: var(--transition); display: inline-flex; align-items: center; gap: 8px; }
.footer-col ul a::before { content: '\f105'; font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: .7rem; color: var(--orange); }
.footer-col ul a:hover { color: #fff; padding-left: 4px; }
.footer-about .brand { margin-bottom: 20px; }
.footer-about p { margin-bottom: 16px; }
.footer-note { font-size: .85rem; }
.footer-note i { color: var(--orange); margin-right: 6px; }
.footer-social { display: flex; gap: 8px; }
.footer-social a { width: 40px; height: 40px; border-radius: 10px; background: rgba(255, 255, 255, .06); display: grid; place-items: center; transition: var(--transition); }
.footer-social a:hover { background: var(--orange); color: #fff; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 14px; }
.contact-list li::before { display: none; }
.contact-list li a::before { display: none; }
.contact-list i { color: var(--orange); margin-top: 5px; width: 16px; text-align: center; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding: 24px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; font-size: .85rem; }
.footer-bottom p { margin: 0; }
.footer-bottom ul { display: flex; gap: 22px; }
.footer-bottom a:hover { color: #fff; }
.footer-credit { display: inline-block; margin-left: 12px; padding-left: 12px; border-left: 1px solid rgba(255, 255, 255, .15); }
.footer-credit a, .footer-credit strong { color: var(--orange); font-weight: 600; }
.footer-credit a:hover { color: #fff; }
@media (max-width: 768px) { .footer-credit { display: block; margin: 8px 0 0; padding: 0; border: 0; } }

/* ---------- Floating elements ---------- */
.mobile-call-fab { display: none; position: fixed; left: 16px; bottom: 16px; width: 54px; height: 54px; border-radius: 50%; background: var(--orange); color: #fff; place-items: center; font-size: 1.2rem; box-shadow: 0 10px 25px rgba(249, 115, 22, .5); z-index: 900; animation: pulse 2.5s infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 10px 25px rgba(249, 115, 22, .5), 0 0 0 0 rgba(249, 115, 22, .4); } 50% { box-shadow: 0 10px 25px rgba(249, 115, 22, .5), 0 0 0 12px rgba(249, 115, 22, 0); } }
.back-to-top { position: fixed; right: 16px; bottom: 16px; width: 46px; height: 46px; border-radius: 12px; background: var(--navy); color: #fff; display: grid; place-items: center; opacity: 0; visibility: hidden; transform: translateY(10px); transition: var(--transition); z-index: 900; box-shadow: var(--shadow); }
.back-to-top.show { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { background: var(--orange); }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-weight: 600; font-size: .88rem; color: var(--heading); }
.form-group label .req { color: var(--orange); }
.form-control { width: 100%; padding: 14px 16px; border: 1px solid var(--gray-300); border-radius: 10px; background: #fff; font-size: .95rem; transition: var(--transition); }
.form-control:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 4px rgba(249, 115, 22, .12); }
.form-control::placeholder { color: var(--gray-400); }
textarea.form-control { min-height: 140px; resize: vertical; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2364748B' d='M6 8L0 0h12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.form-file { position: relative; border: 2px dashed var(--gray-300); border-radius: 10px; padding: 22px; text-align: center; color: var(--gray-500); font-size: .9rem; transition: var(--transition); cursor: pointer; }
.form-file:hover { border-color: var(--orange); background: var(--orange-50); }
.form-file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.form-file i { display: block; font-size: 1.5rem; color: var(--orange); margin-bottom: 6px; }
.form-file .file-name { display: block; margin-top: 6px; font-weight: 600; color: var(--navy); }
.form-help { font-size: .8rem; color: var(--gray-500); }
.form-actions { grid-column: 1 / -1; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 8px; }
.form-privacy { font-size: .82rem; color: var(--gray-500); }
.form-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 44px; box-shadow: var(--shadow); }
.form-card h3 { margin-bottom: 8px; }
.form-card > p { color: var(--gray-500); margin-bottom: 28px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

/* ---------- Contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 48px; align-items: start; }
.contact-info-card { background: var(--navy); color: rgba(255, 255, 255, .8); border-radius: var(--radius-lg); padding: 40px; position: sticky; top: 110px; }
.contact-info-card h3 { color: #fff; margin-bottom: 8px; }
.contact-info-card > p { margin-bottom: 30px; font-size: .95rem; }
.info-item { display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid rgba(255, 255, 255, .1); }
.info-item:last-of-type { border-bottom: 1px solid rgba(255, 255, 255, .1); }
.info-item i { width: 46px; height: 46px; border-radius: 12px; background: rgba(249, 115, 22, .15); color: var(--orange); display: grid; place-items: center; flex-shrink: 0; font-size: 1.05rem; }
.info-item strong { color: #fff; display: block; margin-bottom: 3px; font-size: .9rem; }
.info-item a:hover { color: var(--orange); }
.info-item p, .info-item span { font-size: .92rem; margin: 0; }
.contact-info-card .footer-social { margin-top: 26px; }
.map-wrap { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--gray-200); }
.map-wrap iframe { width: 100%; height: 420px; border: 0; display: block; }

/* ---------- Project detail ---------- */
.project-gallery { display: grid; grid-template-columns: 2fr 1fr; grid-auto-rows: 260px; gap: 14px; }
.project-gallery a { display: block; border-radius: var(--radius); overflow: hidden; position: relative; }
.project-gallery a:first-child { grid-row: span 2; }
.project-gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.project-gallery a:hover img { transform: scale(1.05); }
.project-gallery a::after { content: '\f00e'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; inset: 0; display: grid; place-items: center; color: #fff; font-size: 1.6rem; background: rgba(15, 23, 42, .35); opacity: 0; transition: var(--transition); }
.project-gallery a:hover::after { opacity: 1; }
.project-gallery .more-badge { position: absolute; right: 12px; bottom: 12px; background: rgba(15,23,42,.8); color: #fff; padding: 6px 12px; border-radius: 8px; font-size: .8rem; font-weight: 600; z-index: 2; }
.detail-layout { display: grid; grid-template-columns: 1fr 340px; gap: 56px; align-items: start; }
.detail-content h2 { font-size: 1.6rem; margin: 40px 0 14px; padding-left: 16px; border-left: 4px solid var(--orange); }
.detail-content h2:first-child { margin-top: 0; }
.detail-content p { color: var(--navy-700); }
.detail-content .bullet-list li { position: relative; padding-left: 28px; margin-bottom: 10px; color: var(--navy-700); }
.detail-content .bullet-list li::before { content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; left: 0; top: 2px; color: var(--orange); font-size: .8rem; width: 20px; height: 20px; border-radius: 50%; background: var(--orange-50); display: grid; place-items: center; }
.detail-sidebar { position: sticky; top: 110px; display: flex; flex-direction: column; gap: 24px; }
.info-box { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 28px; }
.info-box h3 { font-size: 1.05rem; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid var(--gray-200); }
.info-box dl { display: grid; gap: 14px; }
.info-box dl div { display: flex; justify-content: space-between; gap: 12px; font-size: .9rem; }
.info-box dt { color: var(--gray-500); display: flex; gap: 8px; align-items: center; }
.info-box dt i { color: var(--orange); width: 14px; }
.info-box dd { font-weight: 600; color: var(--heading); text-align: right; }
.info-box.dark { background: var(--navy); border-color: var(--navy); color: rgba(255, 255, 255, .8); }
.info-box.dark h3 { color: #fff; border-color: rgba(255, 255, 255, .12); }
.challenge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.challenge-card { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 28px; }
.challenge-card i { width: 46px; height: 46px; border-radius: 12px; background: var(--navy); color: var(--orange); display: grid; place-items: center; margin-bottom: 16px; }
.challenge-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.challenge-card p { font-size: .9rem; color: var(--navy-700); }
.related-title { margin-bottom: 30px; }

/* ---------- Service detail ---------- */
.service-detail-img { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/8; margin-bottom: 36px; box-shadow: var(--shadow); }
.service-detail-img img { width: 100%; height: 100%; object-fit: cover; }
.service-list-side li a { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-radius: 10px; background: #fff; border: 1px solid var(--gray-200); margin-bottom: 8px; font-weight: 500; transition: var(--transition); }
.service-list-side li a:hover, .service-list-side li a.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.service-list-side li a i { color: var(--orange); }

/* ---------- Careers ---------- */
.job-list { display: grid; gap: 16px; }
.job-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 28px 30px; display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; transition: var(--transition); }
.job-card:hover { border-color: var(--orange); box-shadow: var(--shadow); }
.job-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.job-card h3 a:hover { color: var(--orange); }
.job-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: .86rem; color: var(--gray-500); }
.job-meta span { display: inline-flex; align-items: center; gap: 7px; }
.job-meta i { color: var(--orange); }
.job-badge { display: inline-block; padding: 4px 10px; border-radius: 6px; background: var(--orange-50); color: var(--orange-600); font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 10px; }
.job-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.perks { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 48px; }
.perk { text-align: center; padding: 28px 18px; background: #fff; border-radius: var(--radius); border: 1px solid var(--gray-200); }
.perk i { font-size: 1.6rem; color: var(--orange); margin-bottom: 12px; }
.perk strong { display: block; margin-bottom: 4px; }
.perk span { font-size: .85rem; color: var(--gray-500); }

/* ---------- Values ---------- */
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 26px; display: flex; align-items: center; gap: 16px; font-weight: 600; font-size: 1.05rem; color: var(--heading); transition: var(--transition); }
.value-card:hover { border-color: var(--orange); transform: translateY(-3px); }
.value-card i { width: 44px; height: 44px; border-radius: 12px; background: var(--orange-50); color: var(--orange); display: grid; place-items: center; }
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.mv-card { background: var(--navy); color: rgba(255, 255, 255, .8); padding: 40px; border-radius: var(--radius-lg); position: relative; overflow: hidden; }
.mv-card::after { content: ''; position: absolute; right: -40px; bottom: -40px; width: 160px; height: 160px; border-radius: 50%; background: rgba(249, 115, 22, .15); }
.mv-card i { font-size: 1.8rem; color: var(--orange); margin-bottom: 18px; }
.mv-card h3 { color: #fff; margin-bottom: 12px; }

/* ---------- Static page content ---------- */
.content-page { max-width: 820px; }
.content-page h2, .content-page h3 { margin: 32px 0 12px; }
.content-page p { color: var(--navy-700); }
.content-page ul { list-style: disc; padding-left: 22px; margin-bottom: 16px; }

/* ---------- Thank you ---------- */
.thankyou { text-align: center; max-width: 620px; margin: 0 auto; padding: 80px 0; }
.thankyou .icon { width: 96px; height: 96px; margin: 0 auto 28px; border-radius: 50%; background: #F0FDF4; color: #16A34A; display: grid; place-items: center; font-size: 2.6rem; }
.thankyou p { font-size: 1.1rem; color: var(--gray-500); margin-bottom: 30px; }

/* ---------- 404 ---------- */
.error-page { text-align: center; padding: 120px 0; }
.error-page .code { font-family: var(--font-heading); font-size: clamp(6rem, 15vw, 10rem); font-weight: 800; color: var(--gray-200); line-height: 1; }
.error-page h1 { font-size: 2rem; margin-bottom: 12px; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 2000; background: rgba(15, 23, 42, .95); display: none; align-items: center; justify-content: center; padding: 60px; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 100%; max-height: 85vh; border-radius: 10px; box-shadow: 0 30px 80px rgba(0, 0, 0, .5); animation: fadeIn .25s ease; }
.lightbox button { position: absolute; color: #fff; width: 50px; height: 50px; border-radius: 50%; background: rgba(255, 255, 255, .1); display: grid; place-items: center; font-size: 1.2rem; transition: var(--transition); }
.lightbox button:hover { background: var(--orange); }
.lightbox-close { top: 20px; right: 20px; }
.lightbox-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 20px; top: 50%; transform: translateY(-50%); }
.lightbox-caption { position: absolute; bottom: 20px; left: 0; right: 0; text-align: center; color: rgba(255, 255, 255, .8); font-size: .9rem; }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .8, .2, 1); }
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.hero-inner > * { animation: fadeUp .8s ease both; }
.hero-inner > *:nth-child(2) { animation-delay: .1s; }
.hero-inner > *:nth-child(3) { animation-delay: .2s; }
.hero-inner > *:nth-child(4) { animation-delay: .3s; }
.hero-inner > *:nth-child(5) { animation-delay: .4s; }
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
    .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
    .main-nav a { padding: 10px 10px; font-size: .88rem; }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(3, 1fr); }
    .perks { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
    :root { --header-h: 74px; }
    .section { padding: 80px 0; }
    .topbar { display: none; }
    .header-quote { display: none; }
    .header-call { display: grid; }
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed; top: 0; right: 0; bottom: 0; width: min(360px, 88vw); background: #fff; z-index: 999;
        transform: translateX(100%); transition: transform .35s cubic-bezier(.4, 0, .2, 1); padding: 90px 24px 32px;
        overflow-y: auto; display: flex; flex-direction: column; box-shadow: -20px 0 60px rgba(15, 23, 42, .25);
    }
    .main-nav.open { transform: none; }
    .main-nav ul { flex-direction: column; gap: 2px; }
    .main-nav a { padding: 14px 16px; font-size: 1.02rem; border-radius: 10px; }
    .main-nav a.active { background: var(--orange-50); }
    .main-nav a.active::after { display: none; }
    .nav-mobile-extra { display: flex; flex-direction: column; gap: 10px; margin-top: auto; padding-top: 24px; border-top: 1px solid var(--gray-200); }
    .nav-toggle { position: relative; z-index: 1001; }
    .about-grid, .why-grid, .safety-grid, .contact-grid, .detail-layout { grid-template-columns: 1fr; gap: 48px; }
    .about-media { max-width: 560px; margin: 0 auto; }
    .about-media .img-second { right: 0; }
    .about-badge { left: 0; }
    .grid-3, .grid-4, .cert-grid, .testi-grid, .process-grid, .values-grid, .challenge-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .partners-strip { grid-template-columns: repeat(3, 1fr); }
    .contact-info-card, .detail-sidebar { position: static; }
    .cta-inner { flex-direction: column; text-align: center; align-items: center; }
    .project-card.featured-large { grid-column: span 1; aspect-ratio: 4 / 3.2; }
    .section-head-row { flex-direction: column; align-items: flex-start; }
    .mobile-call-fab { display: grid; }
    .back-to-top { bottom: 80px; }
}
@media (max-width: 768px) {
    body { font-size: 15px; }
    .section { padding: 64px 0; }
    .container { padding: 0 18px; }
    .brand-tagline { display: none; }
    .brand-name { font-size: 1.15rem; }
    .hero { min-height: auto; }
    .hero-inner { padding: 80px 0 70px; }
    .hero-actions .btn { width: 100%; }
    .hero-trust { gap: 10px 20px; }
    .hero-trust li { font-size: .85rem; width: calc(50% - 10px); }
    .hero-scroll { display: none; }
    .page-hero { padding: 70px 0 60px; }
    .grid-2, .grid-3, .grid-4, .cert-grid, .testi-grid, .process-grid, .values-grid, .challenge-grid, .benefits, .safety-points, .check-list, .form-grid, .mv-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .stat { padding: 24px 12px; }
    .stats-grid .stat:last-child:nth-child(odd) { grid-column: span 2; }
    .partners-strip { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; gap: 36px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .form-card { padding: 28px 20px; }
    .job-card { grid-template-columns: 1fr; }
    .project-gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 160px; }
    .project-gallery a:first-child { grid-column: span 2; grid-row: span 1; }
    .lightbox { padding: 20px; }
    .lightbox button { width: 42px; height: 42px; }
    .lightbox-prev { left: 8px; } .lightbox-next { right: 8px; }
    .map-wrap iframe { height: 300px; }
    .about-media .img-second { width: 42%; bottom: 20px; }
    .about-badge { padding: 16px 18px; top: 20px; }
    .about-badge strong { font-size: 1.8rem; }
    .why-media { aspect-ratio: 4/3.5; }
    .safety-media { aspect-ratio: 4/3.5; }
    .perks { grid-template-columns: 1fr; }
    .btn-lg { padding: 15px 26px; }
}
@media (max-width: 480px) {
    .hero-trust li { width: 100%; }
    .filter-btn { padding: 8px 14px; font-size: .8rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
}