/* assets/css/style.css */
:root {
    --primary-navy: #0F172A;
    --primary-charcoal: #1E293B;
    --accent-orange: #F97316;
    --accent-orange-hover: #EA580C;
    --supporting-steel: #64748B;
    --light-grey: #F1F5F9;
    --white: #FFFFFF;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-ui: 'Manrope', sans-serif;
    
    --transition: all 0.3s ease-in-out;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

body {
    font-family: var(--font-body);
    color: var(--primary-charcoal);
    background-color: var(--light-grey);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-navy);
}

a {
    color: var(--accent-orange);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-orange-hover);
}

.btn-primary-custom {
    background-color: var(--accent-orange);
    color: var(--white);
    border: none;
    font-family: var(--font-ui);
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-primary-custom:hover {
    background-color: var(--accent-orange-hover);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary-custom {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    font-family: var(--font-ui);
    font-weight: 600;
    padding: 10px 24px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

.btn-secondary-custom:hover {
    background-color: var(--white);
    color: var(--primary-navy);
}

.technical-label {
    display: inline-block;
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-orange);
    background-color: rgba(249, 115, 22, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 1rem;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1030;
    transition: var(--transition);
    background: transparent;
    padding: 20px 0;
}

.site-header.scrolled {
    background-color: var(--primary-navy);
    padding: 10px 0;
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--white) !important;
    font-size: 1.5rem;
    line-height: 1.1;
    display: flex;
    flex-direction: column;
}

.navbar-brand span {
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--accent-orange);
}

.nav-link {
    font-family: var(--font-ui);
    color: var(--white) !important;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin: 0 10px;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--accent-orange);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    background-color: var(--primary-navy);
    background-image: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.8)), url('../images/hero/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: var(--white);
    overflow: hidden;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.floating-labels {
    position: absolute;
    z-index: 2;
    pointer-events: none;
}
.fl-1 { top: 20%; right: 10%; animation: float 6s ease-in-out infinite; }
.fl-2 { bottom: 30%; right: 20%; animation: float 8s ease-in-out infinite reverse; }

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* Quick Enquiry Bar */
.quick-enquiry-bar {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    margin-top: -80px;
    position: relative;
    z-index: 10;
}

.form-control, .form-select {
    border-radius: 4px;
    border: 1px solid #CBD5E1;
    padding: 10px 15px;
    font-family: var(--font-body);
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 0 0.25rem rgba(249, 115, 22, 0.25);
}

/* Cards & Sections */
.section-padding {
    padding: 80px 0;
}

.bg-navy { background-color: var(--primary-navy); color: var(--white); }
.bg-navy h2 { color: var(--white); }
.bg-navy .text-secondary { color: rgba(255, 255, 255, 0.6) !important; }
.bg-light-grey { background-color: var(--light-grey); }
.bg-white { background-color: var(--white); }

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
    border-bottom: 4px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-bottom-color: var(--accent-orange);
}

.feature-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: rgba(15, 23, 42, 0.05);
    position: absolute;
    top: 10px;
    right: 20px;
}

.feature-title {
    font-family: var(--font-ui);
    font-weight: 700;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

/* Tracking UI */
.tracking-timeline {
    position: relative;
    padding: 40px 0;
}

.tracking-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 2px;
    background: #CBD5E1;
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 30px;
}

.timeline-marker {
    position: absolute;
    left: 12px;
    top: 0;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--white);
    border: 4px solid #CBD5E1;
    z-index: 1;
}

.timeline-item.completed .timeline-marker {
    border-color: var(--accent-orange);
    background: var(--accent-orange);
}

.timeline-item.completed ~ .timeline-item.completed::before {
    background: var(--accent-orange);
}

.timeline-content {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--supporting-steel);
    font-family: var(--font-ui);
    margin-bottom: 5px;
}

.timeline-title {
    font-weight: 700;
    margin-bottom: 5px;
}

/* Interactive Components */
.route-track-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin: 60px 0;
}

.route-track-line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 4px;
    background: #CBD5E1;
    z-index: 1;
    transform: translateY(-50%);
}

.route-track-progress {
    position: absolute;
    top: 50%;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--accent-orange);
    z-index: 2;
    transform: translateY(-50%);
    transition: width 1s ease-in-out;
}

.route-node {
    position: relative;
    z-index: 3;
    background: var(--white);
    border: 4px solid var(--primary-navy);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.route-node.active {
    border-color: var(--accent-orange);
    transform: scale(1.3);
}

.route-label {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
}

.route-info {
    position: absolute;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-navy);
    color: var(--white);
    padding: 10px 15px;
    border-radius: 4px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.route-node:hover .route-info, .route-node.active .route-info {
    opacity: 1;
    visibility: visible;
    bottom: -50px;
}

/* Cargo Visual Card */
.cargo-visual-card {
    background: var(--primary-navy);
    color: var(--white);
    border-radius: 12px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
}

.cargo-visual-card h1,
.cargo-visual-card h2,
.cargo-visual-card h3,
.cargo-visual-card h4,
.cargo-visual-card h5,
.cargo-visual-card h6 {
    color: var(--white);
}

.cargo-visual-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.05));
}

.cargo-icon {
    font-size: 3rem;
    color: var(--accent-orange);
    margin-bottom: 20px;
    transition: var(--transition);
}

.cargo-visual-card:hover .cargo-icon {
    transform: scale(1.1);
}

/* Footer */
.site-footer {
    background-color: var(--primary-charcoal);
    color: var(--white);
    padding: 80px 0 20px;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--white);
    position: relative;
    padding-bottom: 12px;
}

.footer-heading::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--accent-orange);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-family: var(--font-ui);
    font-size: 0.95rem;
    display: inline-block;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-orange);
    transform: translateX(6px);
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.5;
}

.footer-contact-item i {
    margin-top: 4px;
    margin-right: 12px;
    font-size: 1.1rem;
    color: var(--accent-orange);
}

.footer-contact-item a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-contact-item a:hover {
    color: var(--accent-orange);
}

.footer-bottom {
    margin-top: 60px;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
    margin: 0 12px;
    transition: var(--transition);
}

.footer-bottom a:hover {
    color: var(--white);
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-navy);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
}

.loading-track {
    width: 200px;
    height: 2px;
    background: rgba(255,255,255,0.2);
    position: relative;
    margin-bottom: 20px;
}

.loading-truck {
    position: absolute;
    top: -10px;
    left: 0;
    width: 20px;
    height: 20px;
    background: var(--accent-orange);
    border-radius: 4px;
    animation: drive 1.5s ease-in-out infinite;
}

@keyframes drive {
    0% { left: 0; }
    50% { left: 180px; }
    100% { left: 0; }
}

.loading-text {
    font-family: var(--font-heading);
    font-weight: 800;
    letter-spacing: 2px;
}

.loading-sub {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: var(--accent-orange);
    letter-spacing: 1px;
}

/* Cookie Consent */
.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 -4px 15px rgba(0,0,0,0.1);
    z-index: 1040;
    transition: bottom 0.5s ease;
    padding: 20px 0;
}

.cookie-banner.show {
    bottom: 0;
}

/* Utilities */
.text-orange { color: var(--accent-orange) !important; }
.bg-orange { background-color: var(--accent-orange) !important; color: var(--white); }