/* --- CSS Variables --- */
:root {
    /* Brand Colors */
    --color-primary: #0F4C3A; /* Deep Forest Green */
    --color-secondary: #C5A059; /* Metallic Gold */
    --color-dark: #121212; /* Rich Dark Charcoal / Off-Black */
    --color-light: #F8F9FA; /* Off-White / Cream */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray: #4A4A4A;
    --color-light-gray: #A0A0A0;
    
    /* Gradients */
    --gold-gradient: linear-gradient(135deg, #DFBE74 0%, #C5A059 50%, #9E7D3F 100%);
    --dark-gradient: linear-gradient(180deg, rgba(18,18,18,0) 0%, rgba(18,18,18,0.9) 100%);
    --primary-gradient: linear-gradient(135deg, #0F4C3A 0%, #072B20 100%);
    
    /* Fonts */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 8rem 0; /* Increased padding */
}

.bg-light { background-color: var(--color-light); }
.bg-dark { background-color: var(--color-dark); }
.bg-primary { background: var(--primary-gradient); }
.bg-black { background-color: #080808; }

.text-white { color: var(--color-white); }
.text-center { text-align: center; }
.text-light-gray { color: var(--color-light-gray); }

.gold-text { color: var(--color-secondary); }
.gold-gradient-text {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.divider {
    height: 3px;
    width: 60px;
    background: var(--gold-gradient);
    margin: 1.5rem auto;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    border-radius: 2px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: transform var(--transition-normal);
    transform-origin: right;
    transform: scaleX(0);
}

.btn:hover::before {
    transform-origin: left;
    transform: scaleX(1);
}

.btn-primary {
    background: var(--gold-gradient);
    color: var(--color-white);
}

.btn-pill {
    border-radius: 50px;
}

.btn-primary::before {
    background: var(--color-primary);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-white);
}

.btn-outline:hover {
    color: var(--color-dark);
    border-color: var(--color-white);
}

.btn-outline::before {
    background: var(--color-white);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    color: var(--color-white);
}

.btn-secondary::before {
    background: var(--color-primary);
}

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

.btn-light:hover {
    color: var(--color-white);
}

.btn-light::before {
    background: var(--color-secondary);
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 100;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 2px;
}

.logo-accent {
    color: var(--color-secondary);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--color-white);
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gold-gradient);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.mobile-menu-btn {
    display: none;
    color: var(--color-white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Nav */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--color-dark);
    z-index: 1000;
    padding: 3rem 2rem;
    transition: right var(--transition-normal);
    box-shadow: -5px 0 30px rgba(0,0,0,0.5);
}

.mobile-nav.active {
    right: 0;
}

.close-btn {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    color: var(--color-white);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 3rem;
}

.mobile-nav-links a {
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.5rem;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-image: url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80'); /* Cargo/Shipping background */
    background-size: cover;
    background-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(15,76,58,0.85) 0%, rgba(18,18,18,0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: 4.5rem;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-light);
    margin-bottom: 2.5rem;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* --- Categories Section --- */
.section-header {
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.8rem;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.category-card {
    display: block;
    background: var(--color-white);
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform var(--transition-normal);
    will-change: transform;
}

.category-card:hover {
    transform: translateY(-10px);
}

.card-img-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/5;
    border-radius: 20px 20px 0 0;
}

.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    will-change: transform;
}

.category-card:hover .card-img {
    transform: scale(1.05);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-gradient);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 2rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.category-card:hover .card-overlay {
    opacity: 1;
}

.view-btn {
    color: var(--color-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-secondary);
    padding-bottom: 5px;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.category-card:hover .view-btn {
    transform: translateY(0);
}

.card-content {
    padding: 1.5rem;
    text-align: center;
}

.card-title {
    font-size: 1.2rem;
    color: var(--color-dark);
}

/* --- Why Us Section --- */
.why-us-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 4rem;
    align-items: center;
}

.why-us-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.why-us-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: rgba(255,255,255,0.03);
    border-left: 3px solid var(--color-secondary);
    transition: all var(--transition-normal);
}

.why-us-item:hover {
    background: rgba(255,255,255,0.06);
    transform: translateX(10px);
}

.why-icon {
    font-size: 2rem;
    color: var(--color-secondary);
    margin-top: 0.2rem;
}

.why-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-white);
}

.why-content p {
    color: var(--color-light-gray);
    font-size: 0.95rem;
}

/* --- How It Works --- */
.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    position: relative;
}

.process-step {
    text-align: center;
    padding: 2rem;
    background: var(--color-white);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    position: relative;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gold-gradient);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    margin: 0 auto 1.5rem;
}

/* --- FAQ Accordion --- */
.faq-container {
    max-width: 800px;
    margin: 4rem auto 0;
}

.faq-item {
    border-bottom: 1px solid #E0E0E0;
    margin-bottom: 1rem;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.5rem 0;
    background: none;
    border: none;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-dark);
    font-family: var(--font-heading);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-secondary);
}

.faq-icon {
    font-size: 1.2rem;
    color: var(--color-secondary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    color: var(--color-gray);
    padding: 0;
}

.faq-item.active .faq-answer {
    padding-bottom: 1.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.feature-card {
    text-align: center;
    padding: 2.5rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--color-secondary);
    transform: translateY(-5px);
}

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

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.feature-desc {
    color: var(--color-light-gray);
    font-size: 0.95rem;
}

/* --- CTA Section --- */
.cta-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-desc {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* --- Footer --- */
.footer {
    padding-top: 5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-desc {
    color: var(--color-light-gray);
    margin: 1.5rem 0;
    max-width: 300px;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-secondary);
    color: var(--color-dark);
}

.footer-heading {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: var(--color-light-gray);
}

.footer-links ul li a:hover {
    color: var(--color-secondary);
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--color-light-gray);
    margin-bottom: 1rem;
}

.contact-list li i {
    color: var(--color-secondary);
}

.footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--color-light-gray);
    font-size: 0.9rem;
}

/* --- Animations --- */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    will-change: opacity, transform;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero-title { font-size: 3.5rem; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .why-us-split { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-btn { display: block; }
    .hero-title { font-size: 2.8rem; }
    .hero-cta { flex-direction: column; align-items: center; }
    .features-grid { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}