/* Global Storage Distributor - Simplified CSS */

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

body {
    font-family: 'Inter', sans-serif;
}

/* Color Variables */
:root {
    --primary-blue: #003366;
    --secondary-gold: #FFD700;
    --gray-600: #6b7280;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --white: #ffffff;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 20px rgba(0, 51, 102, 0.15);
    --shadow-xl: 0 10px 15px -3px rgba(255, 215, 0, 0.2);
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

/* Utility Classes */
.bg-primary { background-color: var(--primary-blue); }
.text-primary { color: var(--primary-blue); }
.bg-secondary { background-color: var(--secondary-gold); }
.text-secondary { color: var(--secondary-gold); }


/* Hero Section */
.hero-section {
    background-image: linear-gradient(rgba(0, 51, 102, 0.8), rgba(0, 51, 102, 0.8)), url('../image/Background Image/Background Image.jpg');
    background-size: cover;
    background-position: center;
}

/* Hero Title - Keep on one line for desktop */
.hero-title {
    white-space: nowrap;
}

@media (max-width: 1024px) {
    .hero-title {
        white-space: normal;
    }
}

/* Interactive Elements */
.cta-button {
    transition: var(--transition);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.feature-card {
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Navigation */
.nav-link {
    position: relative;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--secondary-gold);
    transition: width 0.3s ease-in-out;
}

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

.nav-link:hover {
    color: var(--secondary-gold);
}

.nav-link-mobile {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 1.125rem;
    transition: var(--transition-fast);
    border-radius: 0.5rem;
}

.nav-link-mobile:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateX(0.25rem);
}

/* Mobile Menu */
#mobile-menu {
    transform: translateX(-100%);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
}

#mobile-menu.active {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
}

#mobile-menu::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

#mobile-menu.active::before {
    opacity: 1;
}

/* Dropdown */
.dropdown-menu {
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 50;
}

.dropdown-container:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown-item {
    display: block;
    padding: 0.5rem 1rem;
    transition: background-color 0.2s;
}

.dropdown-item:hover {
    background-color: var(--gray-100);
}

/* Form */
.form-input:focus {
    outline: none;
    border-color: var(--secondary-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
}

/* Regular Models and Stock Section */
.models-stock-section {
    padding: 4rem 0;
}

.models-stock-header {
    text-align: left;
    margin-bottom: 3rem;
}

.models-stock-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.models-stock-description {
    color: var(--gray-600);
}

.models-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .models-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.model-card {
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    padding: 2rem;
}

.model-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.model-image {
    width: 10rem;
    height: 10rem;
    object-fit: cover;
    border-radius: 0.5rem;
    margin-right: 2rem;
}

.model-info {
    flex: 1;
}

.model-name {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.model-subtitle {
    color: var(--gray-600);
}

.model-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.model-badge.seagate {
    background-color: #dcfce7;
    color: #166534;
}

.model-badge.wd {
    background-color: #dbeafe;
    color: #1e40af;
}

.model-specs {
    background-color: var(--gray-50);
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.model-specs-title {
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.model-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

@media (min-width: 640px) {
    .model-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

.model-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: var(--white);
    border-radius: 0.25rem;
    border-left: 4px solid var(--primary-blue);
}

.model-item.seagate {
    border-left-color: var(--primary-blue);
}

.model-item.wd {
    border-left-color: var(--secondary-gold);
}

.model-item.highlighted {
    background-color: #fffbeb;
}

.model-capacity {
    font-weight: 500;
}

.model-code {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-family: 'Courier New', monospace;
}

/* Video Container */
.video-responsive-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 20px 0;
}

.video-responsive {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    width: calc(50% - 10px);
    min-width: 300px;
    flex-grow: 1;
}

.video-responsive iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* China Sourcing Solution Section */
.sourcing-description {
    text-align: justify;
}

.sourcing-step {
    background: var(--white);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.sourcing-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-gold);
}

.step-number {
    background: var(--secondary-gold);
    color: var(--primary-blue);
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem auto;
    font-size: 1.5rem;
    font-weight: 600;
}

.step-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
}

.step-description {
    color: var(--gray-600);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    header { padding: 0.75rem 0; }
    header .text-2xl { font-size: 1.5rem; }
    
    #mobile-menu-button {
        padding: 0.5rem;
        border-radius: 0.375rem;
        transition: background-color 0.2s;
    }
    
    #mobile-menu-button:hover {
        background-color: rgba(255, 255, 255, 0.1);
    }
    
    .hero-section {
        padding-top: 5rem;
        padding-bottom: 5rem;
    }
    
    #hero-heading { font-size: 2.5rem; }
    
    .hero-section p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .video-responsive {
        width: 100%;
        min-width: auto;
    }
    
    .sourcing-step {
        padding: 1.25rem;
    }
    
    .step-number {
        width: 3rem;
        height: 3rem;
        font-size: 1.25rem;
        margin: 0 auto 0.75rem auto;
    }
    
    .step-title {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .step-description {
        font-size: 0.8rem;
    }
}

@media (max-width: 640px) {
    .product-card img {
        height: 12rem !important;
        object-fit: cover;
        object-position: center;
    }
    
    .about-image {
        height: auto;
        max-height: 250px;
        width: 100%;
    }
    
    .feature-card { margin-bottom: 1rem; }
}

@media (min-width: 641px) and (max-width: 1024px) {
    .product-card img { height: 14rem !important; }
}

@media (min-width: 1025px) {
    .product-card img { height: 15rem !important; }
}