/* 
 * INDUSTRIAL PREMIUM DESIGN SYSTEM 
 * Style: Rugged, Industrial, and Professional
 * Theme: Safety Shoes & Workwear Shop
 */

:root {
    /* COLOR PALETTE */
    /* Dark Mode Defaults (Deep Iron Charcoal) */
    --base-dark: #0f172a; /* Premium Deep Blue */
    --surface-dark: #1e293b; /* Slate Blue */
    --accent-primary: #FFD700; /* Safety Yellow */
    --accent-secondary: #f97316; /* Vibrant Orange */
    --steel-blue: #4682B4;
    --steel-grey: #708090;
    --text-primary: #FFFFFF;
    --text-secondary: #AAAAAA;
    --border-color: rgba(255, 255, 255, 0.08);
    
    /* Global Component Variables */
    --nav-bg: #020617;
    --footer-bg: #010409;
    --input-bg: #0f172a;
    
    /* Light Mode (Clean Industrial White) */
    --base-light: #F5F5F7;
    --surface-light: #FFFFFF;
    --text-dark: #1A1A1A;
    
    /* TYPOGRAPHY */
    --font-heading: 'Chakra Petch', 'Roboto Condensed', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* UI ELEMENTS */
    --glass-bg: rgba(43, 43, 43, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-blur: blur(12px);
    --card-radius: 14px;
    
    /* EFFECTS */
    --shadow-heavy: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.3);
    --hazard-pattern: repeating-linear-gradient(
        45deg,
        rgba(255, 215, 0, 0.1),
        rgba(255, 215, 0, 0.1) 10px,
        transparent 10px,
        transparent 20px
    );
}

/* GLOBAL STYLES */
body {
    background-color: var(--base-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    margin: 0;
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color 0.5s ease, color 0.5s ease;
}

body.light-theme {
    background-color: var(--base-light);
    color: var(--text-dark);
}

body.light-theme .industrial-card {
    background: var(--surface-light);
    color: var(--text-dark);
    border-color: rgba(0,0,0,0.1);
}

body.light-theme .hero-subtitle {
    color: var(--accent-secondary);
}

body.light-theme .filter-sidebar {
    background: var(--surface-light);
}

body.light-theme .checkbox-container {
    color: #4A4A4A;
}

body.light-theme .checkmark {
    background-color: #E0E0E0;
}

body.light-theme .specs-table td {
    border-bottom-color: rgba(0,0,0,0.1);
}

body.light-theme .specs-label {
    color: #666;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

/* HAZARD STRIPE UTILITY */
.hazard-stripe {
    background: var(--hazard-pattern);
    height: 12px;
    width: 100%;
    animation: hazardMove 20s linear infinite;
}

@keyframes hazardMove {
    from { background-position: 0 0; }
    to { background-position: 1000px 0; }
}

/* INDUSTRIAL COMPONENTS */
.fixed-top-custom {
    position: fixed !important;
    top: 0; left: 0; right: 0;
    z-index: 1050 !important;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.industrial-nav {
    background: rgba(17, 17, 17, 0.98) !important;
    backdrop-filter: blur(10px);
    border-bottom: 3px solid var(--accent-primary);
    padding: 0.8rem 0;
    transition: all 0.3s ease;
}

.industrial-nav .navbar-brand {
    font-family: var(--font-heading);
    letter-spacing: 2px;
    font-size: 1.5rem;
    font-weight: 700;
}

.industrial-nav .nav-link {
    font-family: var(--font-heading);
    color: var(--text-secondary) !important;
    text-transform: uppercase;
    font-size: 0.9rem;
    padding: 0.5rem 1.5rem !important;
    letter-spacing: 1px;
    transition: all 0.2s ease;
}

.industrial-nav .nav-link:hover, 
.industrial-nav .nav-link.active {
    color: var(--accent-primary) !important;
}

.industrial-card {
    background: var(--surface-dark);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-shadow: var(--shadow-heavy);
}

.industrial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--accent-primary);
}

.industrial-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, transparent 50%, rgba(255, 255, 255, 0.05) 50%);
    pointer-events: none;
}

/* NAVBAR & NAVIGATION */
.navbar {
    background: var(--nav-bg) !important;
    border-bottom: 2px solid var(--accent-primary) !important;
    padding: 1rem 0 !important;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem !important;
    color: var(--accent-primary) !important;
    letter-spacing: 2px;
}

.nav-link {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 600;
    color: var(--text-primary) !important;
    margin: 0 10px;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-primary) !important;
}

.dropdown-menu {
    background: var(--surface-dark) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 4px;
    margin-top: 10px;
}

.dropdown-item {
    color: var(--text-primary) !important;
    padding: 10px 20px;
}

.dropdown-item:hover {
    background: var(--accent-primary) !important;
    color: var(--base-dark) !important;
}

/* CARDS & TABLES */
.card {
    background: var(--surface-dark) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: var(--card-radius) !important;
}

.table {
    background: transparent !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
}

.table th {
    background: #222 !important;
    color: var(--accent-primary) !important;
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.8rem;
    padding: 15px !important;
}

.table td {
    padding: 15px !important;
    background: transparent !important;
    color: var(--text-secondary) !important;
}

/* FORMS */
.form-control, .form-select {
    background: var(--input-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: 4px !important;
    padding: 12px 16px !important;
}

.form-control:focus {
    border-color: var(--accent-primary) !important;
    box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.2) !important;
}

/* FOOTER */
.footer {
    background: var(--footer-bg) !important;
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 !important;
    color: var(--text-secondary);
}

.footer h5 {
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 100%);
    backdrop-filter: brightness(0.7) blur(2px);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    padding: 2rem;
    text-align: left;
}

.hero-subtitle {
    font-family: var(--font-heading);
    color: var(--accent-primary);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-subtitle::before {
    content: '';
    width: 40px;
    height: 2px;
    background: var(--accent-primary);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    line-height: 1;
    margin-bottom: 2rem;
}

/* BUTTONS - HEAVY INDUSTRIAL FEEL */
.btn-industrial {
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.btn-primary-industrial {
    background: var(--accent-primary);
    color: var(--base-dark);
}

.btn-primary-industrial:hover {
    background: #FFEA00;
    transform: scale(1.02);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
}

.btn-outline-industrial {
    background: transparent;
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
}

.btn-outline-industrial:hover {
    background: var(--accent-primary);
    color: var(--base-dark);
}

/* PRODUCT FILTERS - TECHNICAL SIDEBAR */
.filter-sidebar {
    background: var(--surface-dark);
    border-right: 1px solid var(--border-color);
    padding: 2rem;
    height: 100%;
}

.filter-group {
    margin-bottom: 2.5rem;
}

.filter-title {
    font-size: 0.9rem;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.5rem;
}

.checkbox-container {
    display: block;
    position: relative;
    padding-left: 35px;
    margin-bottom: 12px;
    cursor: pointer;
    font-size: 1rem;
    user-select: none;
    color: var(--text-secondary);
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background-color: #3D3D3D;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.checkbox-container:hover input ~ .checkmark {
    background-color: #4D4D4D;
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--accent-primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid var(--base-dark);
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
}

/* COMPLIANCE BADGES */
.compliance-badge {
    background: rgba(70, 130, 180, 0.1);
    border: 1px solid var(--steel-blue);
    color: var(--steel-blue);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    display: inline-block;
}

/* SPECS TABLE */
.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.specs-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.specs-label {
    color: var(--text-secondary);
    font-weight: 600;
    width: 40%;
}

.specs-value {
    color: var(--text-primary);
}

/* ANIMATIONS */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-up {
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* INDUSTRIAL FOOTER */
.site-footer {
    background: var(--surface-dark);
    padding: 80px 0 30px;
    border-top: 4px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--hazard-pattern);
    background-size: 40px 100%;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand .brand-title {
    font-family: var(--font-heading);
    color: var(--accent-primary);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.footer-col h6 {
    color: var(--text-primary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 25px;
    font-size: 0.9rem;
}

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

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

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--accent-primary);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.footer-legal-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 20px;
}

.footer-legal-links a:hover {
    color: var(--accent-primary);
}

/* Product/Page Specific Styles - Migrated from templates */
.product-page-wrapper {
    padding: 40px 0;
}

.product-main-card {
    background: var(--surface-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 30px;
    box-shadow: var(--shadow-heavy);
}

body.light-theme .product-main-card {
    background: var(--surface-light);
    border-color: rgba(0,0,0,0.1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

/* Typography alignment */
.item-name { 
    font-family: var(--font-heading);
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 2rem;
}

body.light-theme .item-name { color: var(--text-dark); }

.description { 
    color: var(--text-secondary); 
    line-height: 1.8; 
    font-size: 1rem;
}

/* Gallery Styles from Product Page */
.product-media img { max-width: 100%; display: block; border-radius: 4px; }

.thumbnails { display:flex; gap:8px; margin-top:10px; }
.thumbnails .thumb { cursor:pointer; border-radius:4px; overflow:hidden; width:64px; height:64px; flex:0 0 64px; border: 2px solid transparent; }
.thumbnails .thumb.active { border-color: var(--accent-primary); }
.thumbnails .thumb img { width:100%; height:100%; object-fit:cover; }

/* Comment Section */
.comment-meta { display:flex; justify-content:space-between; align-items:center; gap:8px; margin-bottom:6px; }
.comment-stars { color: #ffd166; font-size:16px; }
.comment-date { color: var(--text-secondary); font-size:12px; }

/* Auth Page Styles */
.auth-page {
    background-color: var(--base-dark);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    margin: 0;
}

.auth-card {
    background: var(--surface-dark);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-heavy);
    border-radius: var(--card-radius);
    padding: 3rem;
    width: 100%;
    max-width: 480px;
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--hazard-pattern);
}

/* Light Theme Auth Overrides */
body.light-theme.auth-page {
    background-color: var(--base-light);
    color: var(--text-dark);
}

body.light-theme .auth-card {
    background: var(--surface-light);
    border-color: rgba(0,0,0,0.1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* RESPONSIVE UTILITIES & OVERRIDES */
@media (max-width: 991px) {
    .navbar-collapse {
        background: var(--surface-dark);
        padding: 1rem;
        border-radius: 0 0 8px 8px;
        border: 1px solid var(--border-color);
        border-top: none;
        margin-top: 10px;
    }

    body.light-theme .navbar-collapse {
        background: var(--surface-light);
    }
}

@media (max-width: 768px) {
    /* Global Padding Reduction */
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }

    .product-page-wrapper {
        padding: 20px 0;
    }

    /* Typography Scaling */
    h1, .display-1, .display-2, .display-3, .display-4 {
        font-size: clamp(1.75rem, 5vw, 2.5rem) !important;
        word-wrap: break-word;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }

    .item-name {
        font-size: 1.75rem;
        line-height: 1.3;
    }

    /* Card Padding */
    .industrial-card, .product-main-card, .auth-card {
        padding: 1.5rem !important;
    }
    
    /* Navbar Styles */
    .navbar-brand {
        font-size: 1.2rem !important;
    }

    /* Buttons */
    .btn-industrial {
        padding: 12px 20px;
        width: 100%;
        justify-content: center;
        margin-bottom: 5px;
    }
    
    .d-flex.gap-2 {
        flex-wrap: wrap;
    }

    /* Footer */
    .site-footer {
        padding: 40px 0 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 30px;
    }

    /* Products & Gallery */
    .shop-layout {
        grid-template-columns: 1fr;
    }

    .shop-sidebar {
        position: static !important;
        margin-bottom: 30px;
    }

    .thumbnails {
        overflow-x: auto;
        padding-bottom: 10px;
        justify-content: flex-start;
    }
    
    /* Table Responsive Wrapper */
    .table-responsive-stack {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}