/* =========================================================
   NETGRATEDLOGISTICS — Main Stylesheet
   ========================================================= */

:root {
    --navy-950: #06101f;
    --navy-900: #0a1f3d;
    --navy-800: #0f2a52;
    --navy-700: #15376a;
    --blue-500: #1a6fe0;
    --blue-400: #3d8bff;
    --orange-500: #f5811f;
    --orange-400: #ff9d3f;
    --gray-100: #f4f7fb;
    --gray-200: #e7ecf3;
    --gray-400: #9aa8bd;
    --gray-600: #5c6b82;
    --gray-800: #1f2937;
    --white: #ffffff;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 2px 10px rgba(10, 31, 61, 0.06);
    --shadow-md: 0 10px 30px rgba(10, 31, 61, 0.1);
    --shadow-lg: 0 20px 50px rgba(10, 31, 61, 0.16);
    --font-head: 'Poppins', 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Segoe UI', sans-serif;
    --header-h: 82px;
    --topbar-h: 38px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); }
body {
    font-family: var(--font-body);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.65;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 1rem; }
h1, h2, h3, h4, h5 { font-family: var(--font-head); color: var(--navy-900); line-height: 1.25; font-weight: 700; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

.section { padding: 90px 0; }
.section-sm { padding: 60px 0; }
.section-alt { background: var(--gray-100); }
.section-dark { background: var(--navy-900); color: var(--gray-200); }
.section-dark h2, .section-dark h3 { color: var(--white); }

.section-head { max-width: 680px; margin: 0 auto 50px; text-align: center; }
.eyebrow {
    display: inline-block;
    color: var(--orange-500);
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 0.8rem;
    margin-bottom: 12px;
}
.section-head h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); margin-bottom: 14px; }
.section-head p { color: var(--gray-600); font-size: 1.05rem; }
.section-dark .section-head p { color: var(--gray-400); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.25s ease;
    white-space: nowrap;
    border: 2px solid transparent;
}
.btn-primary { background: var(--orange-500); color: var(--white); }
.btn-primary:hover { background: var(--orange-400); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-secondary { background: var(--navy-800); color: var(--white); }
.btn-secondary:hover { background: var(--navy-700); transform: translateY(-2px); }
.btn-outline { border-color: var(--white); color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--navy-900); }
.btn-ghost { color: var(--navy-900); font-weight: 600; padding: 12px 18px; }
.btn-ghost:hover { color: var(--blue-500); }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* =========================================================
   Preloader
   ========================================================= */
#preloader {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--navy-900);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
#preloader.loaded { opacity: 0; visibility: hidden; }
.preloader-inner { text-align: center; color: var(--white); }
.preloader-truck { font-size: 3rem; animation: drive 1.4s ease-in-out infinite; }
@keyframes drive { 0%,100% { transform: translateX(-14px); } 50% { transform: translateX(14px); } }
.preloader-bar { width: 180px; height: 4px; background: rgba(255,255,255,0.15); border-radius: 4px; margin: 18px auto 14px; overflow: hidden; }
.preloader-bar span { display: block; height: 100%; width: 40%; background: var(--orange-500); border-radius: 4px; animation: bar-slide 1.1s ease-in-out infinite; }
@keyframes bar-slide { 0% { margin-left: -40%; } 100% { margin-left: 100%; } }
.preloader-inner p { letter-spacing: 3px; font-size: 0.8rem; font-weight: 600; }

/* =========================================================
   Top bar + Header
   ========================================================= */
.topbar { background: var(--navy-950); color: var(--gray-400); font-size: 0.82rem; height: var(--topbar-h); }
.topbar-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.topbar-contacts { display: flex; gap: 22px; }
.topbar-contacts a { color: var(--gray-200); }
.topbar-contacts a:hover { color: var(--orange-400); }
.topbar-socials { display: flex; gap: 10px; }
.topbar-socials a {
    width: 24px; height: 24px; border-radius: 50%; background: rgba(255,255,255,0.08);
    display: flex; align-items: center; justify-content: center; font-size: 0.65rem; font-weight: 700; color: var(--gray-200);
}
.topbar-socials a:hover { background: var(--orange-500); color: var(--white); }

.site-header {
    height: var(--header-h);
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky; top: 0; z-index: 500;
    transition: box-shadow 0.3s ease;
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.nav-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }

.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); }
.brand-mark { font-size: 1.8rem; }
.brand-text { font-weight: 800; font-size: 1.15rem; letter-spacing: 0.5px; line-height: 1.1; }
.brand-a { color: var(--navy-900); }
.brand-b { color: var(--orange-500); }

.main-nav ul { display: flex; gap: 6px; }
.main-nav a {
    display: block; padding: 10px 16px; font-weight: 600; color: var(--gray-800);
    border-radius: var(--radius-sm); font-size: 0.95rem; transition: all 0.2s ease;
}
.main-nav a:hover, .main-nav a.active { color: var(--blue-500); background: var(--gray-100); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

.nav-toggle {
    display: none; flex-direction: column; gap: 5px; padding: 6px; z-index: 60;
}
.nav-toggle span { width: 26px; height: 3px; background: var(--navy-900); border-radius: 3px; transition: 0.3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Alerts ---------- */
.alert { margin-top: 16px; padding: 14px 44px 14px 18px; border-radius: var(--radius-sm); position: relative; font-weight: 500; }
.alert-success { background: #e5f8ed; color: #157347; border: 1px solid #b7ecc9; }
.alert-error { background: #fdecea; color: #b42318; border: 1px solid #f7c6c1; }
.alert-close { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font-size: 1.2rem; line-height: 1; color: inherit; opacity: 0.6; }
.alert-close:hover { opacity: 1; }

/* =========================================================
   Hero Slider
   ========================================================= */
.hero-slider { position: relative; height: 640px; max-height: 90vh; overflow: hidden; background: var(--navy-900); }
.hero-slide {
    position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity 0.8s ease;
    display: flex; align-items: center;
}
.hero-slide.active { opacity: 1; visibility: visible; z-index: 2; }
.hero-slide::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(120deg, rgba(6,16,31,0.92) 10%, rgba(10,31,61,0.65) 55%, rgba(10,31,61,0.35) 100%);
    z-index: 1;
}
.hero-slide.s1 { background: url('../img/hero-network.jpg') center/cover no-repeat; }
.hero-slide.s2 { background: url('../img/hero-port.jpg') center/cover no-repeat; }
.hero-slide.s3 { background: radial-gradient(circle at 70% 40%, #f5811f66, transparent 60%), linear-gradient(135deg, #0a1f3d, #071527); }

.hero-content { position: relative; z-index: 2; color: var(--white); max-width: 640px; padding: 0 20px; }
.hero-content .eyebrow { color: var(--orange-400); }
.hero-content h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); margin-bottom: 18px; color: var(--white); }
.hero-content p { font-size: 1.08rem; color: var(--gray-200); margin-bottom: 30px; max-width: 540px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.hero-stats { display: flex; gap: 34px; flex-wrap: wrap; }
.hero-stats div strong { display: block; font-size: 1.7rem; color: var(--orange-400); font-family: var(--font-head); }
.hero-stats div span { font-size: 0.85rem; color: var(--gray-400); }

.hero-nav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 5; width: 52px; height: 52px; border-radius: 50%; background: rgba(255,255,255,0.12); color: var(--white); font-size: 1.3rem; display: flex; align-items: center; justify-content: center; transition: 0.25s; }
.hero-nav:hover { background: var(--orange-500); }
.hero-prev { left: 24px; }
.hero-next { right: 24px; }
.hero-dots { position: absolute; bottom: 26px; left: 0; right: 0; z-index: 5; display: flex; gap: 10px; justify-content: center; }
.hero-dots button { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,0.4); transition: 0.25s; }
.hero-dots button.active { background: var(--orange-500); width: 30px; border-radius: 6px; }

/* Quick tracker overlapping hero */
.quick-tracker {
    position: relative; z-index: 20; max-width: 1160px; margin: -46px auto 0; padding: 0 20px;
}
.quick-tracker-inner {
    background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
    padding: 26px 30px; display: flex; gap: 16px; flex-wrap: wrap; align-items: center;
}
.quick-tracker-inner h3 { font-size: 1.1rem; white-space: nowrap; }
.quick-tracker form { flex: 1; display: flex; gap: 10px; min-width: 260px; flex-wrap: wrap; }
.quick-tracker input { flex: 1; min-width: 200px; padding: 13px 16px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm); }
.quick-tracker input:focus { outline: none; border-color: var(--blue-500); }
.quick-track-result { width: 100%; margin-top: 16px; }

/* =========================================================
   Services grid + filter
   ========================================================= */
.filter-bar { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 44px; }
.filter-btn {
    padding: 10px 20px; border-radius: 30px; background: var(--gray-100); font-weight: 600; font-size: 0.9rem; color: var(--gray-800);
    border: 1.5px solid transparent; transition: 0.2s;
}
.filter-btn:hover { border-color: var(--blue-500); }
.filter-btn.active { background: var(--navy-900); color: var(--white); }

.grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.service-card {
    background: var(--white); border-radius: var(--radius-md); padding: 34px 28px; box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200); transition: all 0.3s ease; position: relative; overflow: hidden;
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-icon {
    width: 62px; height: 62px; border-radius: 16px; background: linear-gradient(135deg, var(--blue-500), var(--navy-800));
    display: flex; align-items: center; justify-content: center; font-size: 1.7rem; margin-bottom: 20px; color: var(--white);
}
.service-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.service-card p { color: var(--gray-600); font-size: 0.95rem; margin-bottom: 16px; }
.service-card .service-link { font-weight: 700; color: var(--blue-500); font-size: 0.9rem; }
.service-card .service-link:hover { color: var(--orange-500); }
.service-card[hidden] { display: none; }

.service-detail { display: flex; gap: 46px; align-items: center; padding: 60px 0; border-bottom: 1px solid var(--gray-200); }
.service-detail:last-child { border-bottom: none; }
.service-detail:nth-child(even) { flex-direction: row-reverse; }
.service-detail-visual {
    flex: 0 0 320px; height: 260px; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center;
    font-size: 5rem; background: linear-gradient(135deg, var(--navy-800), var(--blue-500)); color: var(--white);
}
.service-detail-body { flex: 1; }
.service-detail-body h3 { font-size: 1.6rem; margin-bottom: 14px; }
.service-detail-body p { color: var(--gray-600); margin-bottom: 18px; }
.service-detail-body ul { display: grid; gap: 10px; }
.service-detail-body li { padding-left: 28px; position: relative; font-weight: 500; color: var(--navy-800); }
.service-detail-body li::before { content: "✓"; position: absolute; left: 0; color: var(--orange-500); font-weight: 800; }

/* =========================================================
   Why choose us / features
   ========================================================= */
.feature-card { text-align: center; padding: 30px 20px; }
.feature-card .service-icon { margin: 0 auto 20px; }
.feature-card h4 { font-size: 1.05rem; margin-bottom: 8px; }
.feature-card p { color: var(--gray-600); font-size: 0.92rem; }

/* =========================================================
   Stats counters
   ========================================================= */
.stats-strip { background: linear-gradient(120deg, var(--navy-950), var(--navy-800)); color: var(--white); padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stat-item .counter { font-family: var(--font-head); font-size: 2.6rem; font-weight: 800; color: var(--orange-400); }
.stat-item span { display: block; color: var(--gray-400); margin-top: 6px; font-size: 0.9rem; letter-spacing: 0.5px; }

/* =========================================================
   Process / How it works
   ========================================================= */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; counter-reset: step; }
.process-step { position: relative; padding: 30px 24px; background: var(--white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); }
.process-step::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-family: var(--font-head); font-size: 2.2rem; font-weight: 800; color: var(--gray-200); display: block; margin-bottom: 12px; }
.process-step h4 { margin-bottom: 8px; font-size: 1.05rem; }
.process-step p { color: var(--gray-600); font-size: 0.9rem; }

/* =========================================================
   Testimonials carousel
   ========================================================= */
.testimonial-carousel { position: relative; max-width: 780px; margin: 0 auto; overflow: hidden; }
.testimonial-track { display: flex; transition: transform 0.5s ease; }
.testimonial-slide { flex: 0 0 100%; padding: 10px; text-align: center; }
.testimonial-slide .stars { color: var(--orange-500); font-size: 1.1rem; margin-bottom: 16px; }
.testimonial-slide p.quote { font-size: 1.2rem; color: var(--navy-800); font-style: italic; margin-bottom: 22px; }
.testimonial-person { display: flex; align-items: center; justify-content: center; gap: 12px; }
.testimonial-avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--navy-800); color: var(--white); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.testimonial-person strong { display: block; }
.testimonial-person span { color: var(--gray-600); font-size: 0.85rem; }
.testimonial-controls { display: flex; justify-content: center; gap: 14px; margin-top: 28px; }
.testimonial-controls button { width: 42px; height: 42px; border-radius: 50%; background: var(--gray-100); font-size: 1.1rem; }
.testimonial-controls button:hover { background: var(--navy-900); color: var(--white); }

/* =========================================================
   CTA band
   ========================================================= */
.cta-band { background: linear-gradient(120deg, var(--orange-500), var(--orange-400)); color: var(--white); padding: 60px 0; text-align: center; }
.cta-band h2 { color: var(--white); margin-bottom: 12px; }
.cta-band p { margin-bottom: 26px; opacity: 0.95; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-band .btn-secondary { background: var(--navy-950); }

/* =========================================================
   Forms (auth, contact, dashboard)
   ========================================================= */
.form-card {
    background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: 40px;
    border: 1px solid var(--gray-200);
}
.form-row { margin-bottom: 20px; }
.form-row label { display: block; font-weight: 600; margin-bottom: 8px; font-size: 0.92rem; }
.form-row input, .form-row textarea, .form-row select {
    width: 100%; padding: 13px 16px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm); background: var(--gray-100);
    transition: 0.2s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus { outline: none; border-color: var(--blue-500); background: var(--white); }
.form-row textarea { resize: vertical; min-height: 130px; }
.form-row small.error { color: #b42318; font-size: 0.82rem; display: block; margin-top: 6px; }
.form-row.has-error input, .form-row.has-error textarea, .form-row.has-error select { border-color: #b42318; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.form-note { font-size: 0.85rem; color: var(--gray-600); margin-top: 18px; text-align: center; }
.form-note a { color: var(--blue-500); font-weight: 600; }

.auth-wrap { display: flex; min-height: calc(100vh - var(--header-h) - var(--topbar-h)); align-items: center; padding: 60px 0; background: var(--gray-100); }
.auth-card-wrap { max-width: 480px; margin: 0 auto; width: 100%; padding: 0 20px; }
.auth-head { text-align: center; margin-bottom: 30px; }
.auth-head .brand { justify-content: center; margin-bottom: 16px; }

/* =========================================================
   Contact page
   ========================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; align-items: start; }
.contact-info-card { background: var(--navy-900); color: var(--white); border-radius: var(--radius-lg); padding: 40px; }
.contact-info-card h3 { color: var(--white); margin-bottom: 20px; }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 24px; }
.contact-info-item .icon { width: 46px; height: 46px; flex: none; border-radius: 12px; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.contact-info-item strong { display: block; margin-bottom: 4px; }
.contact-info-item span, .contact-info-item a { color: var(--gray-400); font-size: 0.92rem; }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; margin-top: 30px; height: 260px; }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* =========================================================
   Tracking / dashboard page
   ========================================================= */
.tracker-hero { background: var(--navy-900); padding: 70px 0 90px; color: var(--white); }
.tracker-hero h1 { color: var(--white); }
.tracker-box { background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 30px; margin-top: -60px; position: relative; z-index: 5; }
.tracker-box form { display: flex; gap: 12px; flex-wrap: wrap; }
.tracker-box input { flex: 1; min-width: 240px; padding: 15px 18px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm); font-size: 1rem; }

.track-result { margin-top: 26px; border-top: 1px solid var(--gray-200); padding-top: 26px; }
.track-result-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.track-result-head h3 { font-size: 1.2rem; }
.track-meta-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 26px; }
.track-meta-grid div { background: var(--gray-100); border-radius: var(--radius-sm); padding: 14px 16px; }
.track-meta-grid div span { display: block; font-size: 0.78rem; color: var(--gray-600); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
.track-meta-grid div strong { font-size: 0.98rem; }

.status-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 30px; font-size: 0.82rem; font-weight: 700; }
.status-pending-pickup { background: #fff3e0; color: #b45f06; }
.status-picked-up { background: #e3f2fd; color: #0d5cab; }
.status-in-transit { background: #e3f2fd; color: #1a6fe0; }
.status-customs-clearance { background: #fdf1e6; color: #b45f06; }
.status-out-for-delivery { background: #eef4ff; color: #3d55d6; }
.status-delivered { background: #e5f8ed; color: #157347; }
.status-on-hold { background: #fdecea; color: #b42318; }

.progress-track { display: flex; margin: 30px 0 10px; }
.progress-step { flex: 1; text-align: center; position: relative; }
.progress-step .dot { width: 26px; height: 26px; border-radius: 50%; background: var(--gray-200); color: var(--white); display: flex; align-items: center; justify-content: center; margin: 0 auto 8px; font-size: 0.75rem; font-weight: 700; position: relative; z-index: 2; }
.progress-step::before { content: ""; position: absolute; top: 13px; left: -50%; width: 100%; height: 3px; background: var(--gray-200); z-index: 1; }
.progress-step:first-child::before { display: none; }
.progress-step.done .dot { background: var(--blue-500); }
.progress-step.done::before { background: var(--blue-500); }
.progress-step span { font-size: 0.78rem; color: var(--gray-600); }

.dashboard-section { padding: 70px 0; }
.dashboard-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; flex-wrap: wrap; gap: 16px; }
.dashboard-tabs { display: flex; gap: 10px; margin-bottom: 30px; }
.dashboard-tab { padding: 10px 20px; border-radius: var(--radius-sm); font-weight: 600; background: var(--gray-100); }
.dashboard-tab.active { background: var(--navy-900); color: var(--white); }

.shipment-table-wrap { overflow-x: auto; background: var(--white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); }
table.shipment-table { width: 100%; border-collapse: collapse; min-width: 780px; }
table.shipment-table th, table.shipment-table td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--gray-200); font-size: 0.9rem; }
table.shipment-table th { background: var(--gray-100); color: var(--gray-600); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.5px; }
table.shipment-table tr:last-child td { border-bottom: none; }
table.shipment-table code { background: var(--gray-100); padding: 4px 8px; border-radius: 4px; font-weight: 700; }
.status-select { padding: 8px 10px; border-radius: var(--radius-sm); border: 1.5px solid var(--gray-200); font-size: 0.82rem; font-weight: 600; }
.icon-btn { width: 34px; height: 34px; border-radius: 8px; background: var(--gray-100); display: inline-flex; align-items: center; justify-content: center; }
.icon-btn:hover { background: #fdecea; color: #b42318; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--gray-600); }
.empty-state .icon { font-size: 3rem; margin-bottom: 14px; }

/* =========================================================
   About page
   ========================================================= */
.about-hero { display: flex; align-items: center; gap: 50px; }
.about-hero-visual { flex: 0 0 42%; height: 380px; border-radius: var(--radius-lg); background: linear-gradient(135deg, var(--navy-800), var(--blue-500)); display: flex; align-items: center; justify-content: center; font-size: 6rem; color: var(--white); }
.about-hero-body { flex: 1; }
.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 3px; background: var(--gray-200); }
.timeline-item { position: relative; padding-bottom: 34px; }
.timeline-item::before { content: ""; position: absolute; left: -34px; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--orange-500); border: 3px solid var(--white); box-shadow: 0 0 0 2px var(--orange-500); }
.timeline-item strong { color: var(--blue-500); display: block; margin-bottom: 4px; }

/* =========================================================
   Page title banner (inner pages)
   ========================================================= */
.page-banner {
    background: linear-gradient(120deg, var(--navy-950), var(--navy-800));
    padding: 64px 0; color: var(--white); text-align: center; position: relative; overflow: hidden;
}
.page-banner h1 { color: var(--white); font-size: clamp(1.8rem, 4vw, 2.6rem); }
.breadcrumbs { margin-top: 12px; color: var(--gray-400); font-size: 0.9rem; }
.breadcrumbs a { color: var(--orange-400); font-weight: 600; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--navy-950); color: var(--gray-400); }
.site-footer h4 { color: var(--white); font-size: 1rem; margin-bottom: 20px; }
.site-footer a { color: var(--gray-400); }

.footer-top { border-bottom: 1px solid rgba(255, 255, 255, 0.08); padding: 56px 0; }
.footer-top-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; }

.footer-brand { max-width: 340px; }
.footer-brand .brand-b { color: var(--orange-400); }
.footer-brand p { margin: 16px 0 20px; font-size: 0.92rem; line-height: 1.7; }

.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
    width: 36px; height: 36px; border-radius: 50%; background: rgba(255, 255, 255, 0.06);
    display: flex; align-items: center; justify-content: center; transition: all 0.2s ease;
}
.footer-socials a:hover { background: var(--orange-500); color: var(--white); transform: translateY(-3px); }

.newsletter-form { flex: 0 1 380px; min-width: 280px; }
.newsletter-form h4 { margin-bottom: 8px; }
.newsletter-form p { font-size: 0.88rem; margin-bottom: 18px; }
.newsletter-input-group { display: flex; gap: 0; border-radius: var(--radius-sm); overflow: hidden; background: rgba(255, 255, 255, 0.06); border: 1.5px solid rgba(255, 255, 255, 0.1); }
.newsletter-input-group input {
    flex: 1; min-width: 0; padding: 13px 16px; background: transparent; border: none; color: var(--white); font-size: 0.92rem;
}
.newsletter-input-group input::placeholder { color: var(--gray-400); }
.newsletter-input-group input:focus { outline: none; }
.newsletter-input-group .btn { border-radius: 0; padding: 13px 20px; flex: none; }

.footer-main { padding: 56px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.footer-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }

.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 0.92rem; transition: all 0.2s ease; }
.footer-links a:hover { color: var(--orange-400); padding-left: 4px; }

.footer-contact li { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 16px; font-size: 0.92rem; line-height: 1.6; }
.footer-contact a:hover { color: var(--orange-400); }
.footer-contact-icon {
    flex: none; width: 30px; height: 30px; border-radius: 50%; background: rgba(255, 255, 255, 0.06);
    display: flex; align-items: center; justify-content: center; color: var(--orange-400); margin-top: 2px;
}

.footer-bottom { padding: 22px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.footer-bottom-inner p { font-size: 0.85rem; color: var(--gray-400); margin: 0; }

@media (max-width: 860px) {
    .footer-top-inner { flex-direction: column; }
    .newsletter-form { width: 100%; }
    .footer-columns { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
    .footer-columns { grid-template-columns: 1fr; gap: 32px; }
    .newsletter-input-group { flex-direction: column; }
    .newsletter-input-group .btn { border-radius: var(--radius-sm); margin-top: 8px; }
    .footer-bottom-inner { flex-direction: column; text-align: center; }
}

/* =========================================================
   Back to top
   ========================================================= */
#backToTop {
    position: fixed; right: 24px; bottom: 24px; width: 46px; height: 46px; border-radius: 50%;
    background: var(--navy-900); color: var(--white); font-size: 1.2rem; display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transform: translateY(10px); transition: 0.3s; z-index: 400;
}
#backToTop.show { opacity: 1; visibility: visible; transform: translateY(0); }
#backToTop:hover { background: var(--orange-500); }

/* =========================================================
   Utilities
   ========================================================= */
.text-center { text-align: center; }
.mt-30 { margin-top: 30px; }
.mb-30 { margin-bottom: 30px; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1080px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .track-meta-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .about-hero { flex-direction: column; }
    .about-hero-visual { width: 100%; flex: none; }
}

@media (max-width: 900px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .service-detail, .service-detail:nth-child(even) { flex-direction: column; }
    .service-detail-visual { width: 100%; flex: none; }
}

@media (max-width: 860px) {
    .topbar-address { display: none; }
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed; top: 0; right: -320px; height: 100vh; width: 300px; background: var(--white);
        box-shadow: var(--shadow-lg); padding: 100px 26px 26px; transition: right 0.35s ease; z-index: 55; overflow-y: auto;
    }
    .main-nav.open { right: 0; }
    .main-nav ul { flex-direction: column; gap: 4px; }
    .main-nav a { padding: 14px 16px; }
    .nav-actions > .btn { display: none; }
}

@media (max-width: 720px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .track-meta-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-slider { height: 580px; }
    .hero-nav { display: none; }
    .quick-tracker-inner { flex-direction: column; align-items: stretch; text-align: center; }
    .form-grid-2 { grid-template-columns: 1fr; }
    .form-card { padding: 28px 22px; }
    .progress-track { flex-wrap: wrap; gap: 20px 0; }
    .progress-step { flex: 0 0 33.33%; }
    .progress-step::before { display: none; }
}

@media (max-width: 520px) {
    .section { padding: 60px 0; }
    .hero-content h1 { font-size: 1.9rem; }
    .hero-actions .btn { flex: 1; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .track-meta-grid { grid-template-columns: 1fr 1fr; }
    .topbar-contacts { gap: 12px; overflow-x: auto; }
    .topbar-contacts span.topbar-address { display: none; }
}