/* ==========================================================================
   Kalstone Logistics Limited - Main Stylesheet
   ========================================================================== */

:root {
    /* Colors */
    --primary-blue: #1e3a8a;
    --primary-blue-dark: #172554;
    --primary-blue-light: #2563eb;
    --primary-yellow: #facc15;
    --primary-yellow-dark: #eab308;
    
    --text-main: #334155;
    --text-muted: #64748b;
    --text-light: #f8fafc;
    
    --bg-light: #f1f5f9;
    --bg-white: #ffffff;
    
    /* Typography */
    --font-main: 'Inter', sans-serif;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    
    /* Other */
    --radius-md: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--primary-blue-dark);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-blue);
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

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

/* Utilities */
.text-yellow { color: var(--primary-yellow-dark); }
.text-blue { color: var(--primary-blue); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }
.p-5 { padding: 3rem; }
.bg-light { background-color: var(--bg-light); }
.ml-2 { margin-left: 0.5rem; }

/* Grid System */
.grid-2-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.align-center { align-items: center; }
.gap-lg { gap: 4rem; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
}

.btn-lg { padding: 14px 32px; font-size: 1.1rem; }
.btn-block { display: block; width: 100%; }

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--bg-white);
}

.btn-primary:hover {
    background-color: var(--primary-blue-dark);
    color: var(--bg-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
}

.btn-yellow {
    background-color: var(--primary-yellow);
    color: var(--primary-blue-dark);
}

.btn-yellow:hover {
    background-color: var(--primary-yellow-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(234, 179, 8, 0.3);
}

.btn-outline-light {
    background-color: transparent;
    border-color: var(--bg-white);
    color: var(--bg-white);
}

.btn-outline-light:hover {
    background-color: var(--bg-white);
    color: var(--primary-blue-dark);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    background-color: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-blue-dark);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--primary-blue-dark);
}

.nav-link:not(.btn):hover, .nav-link.active:not(.btn) {
    color: var(--primary-blue-light);
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

.menu-toggle .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
    background-color: var(--primary-blue-dark);
}

/* Hamburger → X animation */
.menu-toggle.is-active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.is-active .bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    background: url('https://images.unsplash.com/photo-1586528116311-ad8ed7c80a71?q=80&w=2070&auto=format&fit=crop') center/cover no-repeat;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9) 0%, rgba(30, 58, 138, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--bg-white);
    max-width: 800px;
}

.hero-title {
    font-size: 4rem;
    color: var(--bg-white);
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: var(--primary-yellow);
}

.hero-desc {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Hero Quick Track */
.hero-quick-track {
    margin-top: 2rem;
    max-width: 600px;
}

.hero-track-inner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 10px;
    padding: 10px 10px 10px 16px;
}

.hero-track-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-family: inherit;
    font-size: 0.95rem;
}

.hero-track-input::placeholder { color: rgba(255,255,255,0.55); }


/* Page Headers (About, Services, Contact) */
.page-header {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 100%);
    color: var(--bg-white);
}

.page-title {
    color: var(--bg-white);
    font-size: 3rem;
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ==========================================================================
   Sections & Cards (Glassmorphism)
   ========================================================================== */
.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
}

.glass-card, .glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
}

.stat-card {
    padding: 2rem;
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-yellow);
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-bottom-color: var(--primary-yellow);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2.5rem 2rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-number {
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 6rem;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.05);
    line-height: 1;
}

.service-title {
    font-size: 1.5rem;
    position: relative;
    z-index: 1;
    margin-bottom: 1rem;
}

.service-desc {
    position: relative;
    z-index: 1;
    color: var(--text-muted);
}

.support-card {
    background: var(--primary-blue-dark);
    color: var(--bg-white);
    padding: 3rem;
    border-radius: var(--radius-lg);
}

.support-card h3 {
    color: var(--primary-yellow);
}

/* Target Markets */
.markets-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.market-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    border-left: 4px solid var(--primary-yellow);
    transition: var(--transition);
}

.market-item:hover {
    box-shadow: 0 10px 15px rgba(0,0,0,0.05);
    transform: translateX(10px);
}

.market-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 50%;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.alert {
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

/* Call to Action */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--bg-white);
}

.cta-section h2 {
    color: var(--bg-white);
    font-size: 2.5rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #0f172a;
    color: #cbd5e1;
    padding-top: 4rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer .logo-text {
    color: var(--bg-white);
}

.footer h3, .footer h4 {
    color: var(--bg-white);
    margin-bottom: 1.5rem;
}

.footer-desc {
    margin-top: 1rem;
}

.footer-col ul li {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.footer-col ul li i {
    color: var(--primary-yellow);
    margin-top: 4px;
}

.footer-col a {
    color: #cbd5e1;
}

.footer-col a:hover {
    color: var(--primary-yellow);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.05);
    color: #cbd5e1 !important;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-yellow);
    color: var(--primary-blue-dark) !important;
    transform: translateY(-3px);
}

.footer-bottom {
    background-color: #020617;
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.9rem;
}

/* ==========================================================================
   Animations
   ========================================================================== */
.animate-fade-up { opacity: 0; transform: translateY(30px); transition: all 0.8s ease-out; }
.animate-slide-right { opacity: 0; transform: translateX(-50px); transition: all 0.8s ease-out; }
.animate-slide-left { opacity: 0; transform: translateX(50px); transition: all 0.8s ease-out; }

.in-view { opacity: 1; transform: translate(0); }

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 992px) {
    .grid-3-cols { grid-template-columns: repeat(2, 1fr); }
    .hero-title { font-size: 3rem; }
}

@media (max-width: 768px) {
    .grid-2-cols, .grid-3-cols { grid-template-columns: 1fr; gap: 2rem; }
    .footer-container { grid-template-columns: 1fr; gap: 2rem; }
    
    .menu-toggle { display: block; }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-white);
        flex-direction: column;
        gap: 0;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
    }
    
    .nav-menu.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    
    .nav-link {
        padding: 15px 20px;
        width: 100%;
        border-bottom: 1px solid var(--bg-light);
    }
    
    .nav-link.btn {
        margin: 15px;
        width: calc(100% - 30px);
    }

    .hero-actions {
        flex-direction: column;
    }

    .mt-mobile-3 {
        margin-top: 1.5rem;
    }
    
    .text-center-mobile {
        text-align: center;
    }
}

/* ==========================================================================
   About Page
   ========================================================================== */
.about-logo {
    max-width: 280px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: var(--radius-md);
}

/* ==========================================================================
   About Page - Mission/Vision Cards
   ========================================================================== */
.premium-card {
    background: var(--bg-white);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
    border-top: 4px solid var(--primary-yellow);
    transition: var(--transition);
}

.premium-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    color: var(--primary-blue-dark);
    margin-bottom: 1rem;
}

/* ==========================================================================
   About Page - Core Values
   ========================================================================== */
.value-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.value-card h4 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.value-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-info, .contact-form-wrapper {
    display: flex;
    flex-direction: column;
}

.info-block {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
}

.info-icon {
    font-size: 1.25rem;
    color: var(--primary-blue);
    background: var(--bg-light);
    padding: 0.75rem;
    border-radius: 50%;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-text h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--primary-blue-dark);
}

.info-text p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* ==========================================================================
   Footer - Additional
   ========================================================================== */
.slogan {
    color: var(--primary-yellow);
    font-style: italic;
    font-weight: 500;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.office-hours {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.office-hours h4 {
    color: var(--primary-yellow) !important;
    margin-bottom: 0.5rem;
}

.office-hours p {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

/* ==========================================================================
   Utilities - Additional
   ========================================================================== */
.w-100 { width: 100%; }

/* ─── Nav Track Highlight ─────────────────────────────────────────────────── */
.nav-track {
    color: var(--primary-blue) !important;
    font-weight: 600 !important;
    border: 2px solid var(--primary-blue);
    border-radius: var(--radius-md);
    padding: 6px 14px;
    transition: var(--transition);
}
.nav-track:hover, .nav-track.active {
    background: var(--primary-blue);
    color: var(--bg-white) !important;
}

/* ==========================================================================
   Public Tracking Page
   ========================================================================== */

/* ─── Tracking Hero ─────────────────────────────────────────────────────────── */
.track-hero {
    padding: 130px 0 60px;
    background: linear-gradient(135deg, #172554 0%, #1e3a8a 60%, #1d4ed8 100%);
    position: relative;
    overflow: hidden;
}

.track-hero::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(250,204,21,0.12) 0%, transparent 70%);
    top: -200px; right: -100px;
    pointer-events: none;
}

.track-hero-icon {
    font-size: 3.5rem;
    color: var(--primary-yellow);
    margin-bottom: 1rem;
    animation: pulse-glow 2.5s infinite;
}

@keyframes pulse-glow {
    0%, 100% { text-shadow: 0 0 10px rgba(250,204,21,0.3); }
    50%       { text-shadow: 0 0 30px rgba(250,204,21,0.7); }
}

/* ─── Track Form ──────────────────────────────────────────────────────────── */
.track-form {
    margin-top: 2rem;
}

.track-input-group {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.97);
    border-radius: 50px;
    padding: 6px 6px 6px 20px;
    max-width: 680px;
    margin: 0 auto;
    box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}

.track-input-icon {
    color: #94a3b8;
    font-size: 1rem;
    margin-right: 10px;
    flex-shrink: 0;
}

.track-input {
    flex: 1;
    border: none;
    outline: none;
    font-family: inherit;
    font-size: 1rem;
    color: #1e293b;
    background: transparent;
    padding: 8px 0;
    letter-spacing: 0.03em;
}

.track-input::placeholder { color: #94a3b8; }

.btn-track {
    border-radius: 40px !important;
    padding: 10px 28px !important;
    white-space: nowrap;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.track-hint {
    color: rgba(255,255,255,0.65);
    font-size: 0.85rem;
    margin-top: 1rem;
}

.tracking-demo {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--primary-yellow);
    cursor: pointer;
    padding: 1px 6px;
    border: 1px solid rgba(250,204,21,0.4);
    border-radius: 4px;
    transition: background 0.2s;
}
.tracking-demo:hover { background: rgba(250,204,21,0.15); }

/* ─── Shipment Result Card ────────────────────────────────────────────────── */
.shipment-result-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    overflow: hidden;
    margin-bottom: 2rem;
}

.shipment-result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #f8fafc, #eff6ff);
    border-bottom: 1px solid #e2e8f0;
    gap: 1rem;
    flex-wrap: wrap;
}

.tracking-badge {
    display: inline-block;
    background: #1e3a8a;
    color: #fff;
    font-family: 'Courier New', monospace;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.shipment-result-title {
    font-size: 1.3rem;
    color: #172554;
    margin: 0;
}

/* ─── Route Display ──────────────────────────────────────────────────────── */
.route-display {
    display: flex;
    align-items: center;
    padding: 1.5rem 2rem;
    gap: 1rem;
    border-bottom: 1px solid #f1f5f9;
    flex-wrap: wrap;
}

.route-point {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 180px;
}

.route-icon {
    font-size: 1.25rem;
    color: #2563eb;
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    background: #eff6ff;
    border-radius: 50%;
}

.route-icon.dest { color: #dc2626; background: #fef2f2; }

.route-label {
    font-size: 0.75rem;
    color: #94a3b8;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.route-city {
    font-size: 1rem;
    font-weight: 700;
    color: #1e293b;
}

.route-line {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    min-width: 80px;
}

.route-mode-icon {
    font-size: 1.2rem;
    color: #1e3a8a;
    background: #e0e7ff;
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}

.route-arrow-line {
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, #2563eb, #60a5fa, #2563eb);
    background-size: 200% 100%;
    animation: flow-line 2s linear infinite;
    border-radius: 2px;
}

@keyframes flow-line {
    from { background-position: 100% 0; }
    to   { background-position: -100% 0; }
}

/* ─── Shipment Details Grid ──────────────────────────────────────────────── */
.shipment-details-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1.1rem 1.5rem;
    border-bottom: 1px solid #f1f5f9;
    border-right: 1px solid #f1f5f9;
}

.detail-item:nth-child(3n) { border-right: none; }
.detail-item:nth-last-child(-n+3) { border-bottom: none; }

.detail-icon {
    font-size: 1rem;
    color: #2563eb;
    margin-top: 3px;
    flex-shrink: 0;
}

.detail-label {
    font-size: 0.75rem;
    color: #94a3b8;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.2rem;
}

.detail-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1e293b;
}

/* ─── Public Status Pill ──────────────────────────────────────────────────── */
.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    white-space: nowrap;
}

.status-booking-confirmed { background: #e0e7ff; color: #3730a3; }
.status-cargo-received    { background: #dbeafe; color: #1e40af; }
.status-vessel-departed   { background: #cffafe; color: #155e75; }
.status-flight-departed   { background: #cffafe; color: #155e75; }
.status-in-transit        { background: #fef9c3; color: #713f12; }
.status-arrived-at-hub    { background: #d1fae5; color: #065f46; }
.status-border-clearance  { background: #fce7f3; color: #831843; }
.status-customs-clearance { background: #ffe4e6; color: #9f1239; }
.status-customs-cleared   { background: #d1fae5; color: #065f46; }
.status-out-for-delivery  { background: #fef3c7; color: #92400e; }
.status-delivered         { background: #dcfce7; color: #14532d; }
.status-on-hold           { background: #f1f5f9; color: #475569; }
.status-cancelled         { background: #fee2e2; color: #7f1d1d; }

/* ─── Tracking Timeline ──────────────────────────────────────────────────── */
.timeline-section {
    margin-bottom: 2rem;
}

.timeline-title {
    font-size: 1.2rem;
    color: #172554;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.timeline {
    position: relative;
    padding-left: 2.5rem;
}

.timeline-item {
    position: relative;
    padding-bottom: 1.75rem;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
    position: absolute;
    left: -2.5rem;
    top: 4px;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: #e2e8f0;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.65rem;
    color: #94a3b8;
    z-index: 1;
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px #e2e8f0;
}

.dot-active {
    background: var(--primary-blue);
    color: #fff;
    box-shadow: 0 0 0 4px rgba(37,99,235,0.2);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 4px rgba(37,99,235,0.2); }
    50%       { box-shadow: 0 0 0 8px rgba(37,99,235,0.1); }
}

.timeline-connector {
    position: absolute;
    left: -2.1rem;
    top: 32px;
    bottom: 0;
    width: 2px;
    background: #e2e8f0;
}

.connector-last { display: none; }

.timeline-content {
    background: #f8fafc;
    border-radius: 10px;
    padding: 1rem 1.25rem;
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: #bfdbfe;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.content-latest {
    background: #eff6ff;
    border-color: #bfdbfe;
}

.timeline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}

.timeline-status {
    font-weight: 700;
    color: #1e3a8a;
    font-size: 0.95rem;
}

.timeline-time {
    font-size: 0.8rem;
    color: #94a3b8;
}

.timeline-location {
    font-size: 0.88rem;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.timeline-location i { color: #ef4444; font-size: 0.75rem; }

.timeline-notes {
    margin-top: 0.4rem;
    font-size: 0.85rem;
    color: #475569;
    font-style: italic;
}

/* ─── Track Help Bar ─────────────────────────────────────────────────────── */
.track-help {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: #1e40af;
}

.track-help i {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.track-help a {
    color: var(--primary-blue);
    font-weight: 600;
}

/* ─── Track Error ────────────────────────────────────────────────────────── */
.track-error {
    background: #fff5f5;
    border: 1px solid #fed7d7;
    border-radius: 12px;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.track-error-icon {
    font-size: 2rem;
    color: #e53e3e;
    flex-shrink: 0;
}

.track-error h3 {
    color: #c53030;
    margin-bottom: 0.4rem;
    font-size: 1.1rem;
}

.track-error p { color: #744210; margin: 0; }

/* ─── Track Empty State ──────────────────────────────────────────────────── */
.track-empty {
    text-align: center;
    padding: 4rem 2rem;
}

.track-empty-icon {
    font-size: 5rem;
    color: #e2e8f0;
    margin-bottom: 1.5rem;
}

.track-empty h3 {
    color: #64748b;
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
}

.track-empty p {
    color: #94a3b8;
    max-width: 450px;
    margin: 0 auto;
}

/* ─── Tracking Page Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
    .shipment-details-grid { grid-template-columns: repeat(2, 1fr); }
    .detail-item:nth-child(3n) { border-right: 1px solid #f1f5f9; }
    .detail-item:nth-child(2n) { border-right: none; }
    .route-display { flex-direction: column; align-items: flex-start; }
    .route-line { flex-direction: row; width: 100%; }
    .route-arrow-line { flex: 1; }
    .shipment-result-header { flex-direction: column; }
    .track-input-group { border-radius: 12px; flex-wrap: wrap; padding: 12px; gap: 0.5rem; }
    .btn-track { width: 100%; justify-content: center; border-radius: 8px !important; }
}

@media (max-width: 480px) {
    .shipment-details-grid { grid-template-columns: 1fr; }
    .detail-item { border-right: none !important; }
}