/* ==========================================================================
   BWS WEB APPLICATION - MODERN LIGHT BLUE & WHITE THEME (v1.0.5 - Dedicated 404 Page)


   Aesthetics: Clean, Premium Glassmorphism, Micro-animations, Responsive
   ========================================================================== */



:root {
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --primary-light: #e0f2fe;
    --primary-ultra-light: #f0f9ff;
    --accent: #38bdf8;
    --dark: #0f172a;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --success: #10b981;
    --success-bg: #d1fae5;
    --warning: #f59e0b;
    --danger: #ef4444;
    --danger-bg: #fee2e2;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 6px rgba(2, 132, 199, 0.04);
    --shadow-md: 0 8px 24px rgba(2, 132, 199, 0.08);
    --shadow-lg: 0 16px 36px rgba(2, 132, 199, 0.12);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
.site-header {
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(2, 132, 199, 0.04);
}

.header-top {
    background: linear-gradient(90deg, #0369a1, #0284c7);
    color: #ffffff;
    font-size: 13px;
    padding: 8px 0;
    font-weight: 500;
}

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

.top-announcement {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-announcement i {
    color: var(--accent);
}

.top-links {
    display: flex;
    gap: 16px;
}

.top-links a {
    color: #ffffff;
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition);
}

.top-links a:hover {
    opacity: 1;
}

.header-main {
    padding: 16px 0;
}

.header-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

/* Logo */
.logo-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-badge {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #0284c7, #38bdf8);
    color: #ffffff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
    line-height: 1;
}

.logo-subtitle {
    font-size: 11px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 1px;
}

/* Search Bar */
.search-box {
    flex: 1;
    max-width: 450px;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    background-color: #f8fafc;
    transition: var(--transition);
    outline: none;
}

.search-input:focus {
    background-color: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.12);
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* Header User Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-balance-card {
    background: var(--primary-light);
    border: 1px solid rgba(2, 132, 199, 0.2);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-hover);
}

.user-balance-amount {
    font-weight: 800;
    color: var(--primary-hover);
}

.btn-auth {
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.btn-login:hover {
    background-color: #bae6fd;
}

.btn-register {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.btn-register:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(2, 132, 199, 0.35);
}

/* ==========================================================================
   Header Right Nav Links (Sản phẩm & Tra cứu)
   ========================================================================== */
.header-right-nav {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: auto;
}

.nav-item-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    font-weight: 700;
    color: #475569;
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.nav-item-link i {
    font-size: 15px;
    color: #64748b;
    transition: color 0.2s ease;
}

.nav-item-link:hover {
    color: #2563eb;
    background: #f1f5f9;
}

.nav-item-link:hover i {
    color: #2563eb;
}

/* ==========================================================================
   Seamless Infinite Announcement Marquee (Light Vibrant Blue - taphoaai style)
   ========================================================================== */
.announcement {
    background: #3b82f6;
    color: #ffffff;
    overflow: hidden;
    white-space: nowrap;
    padding: 10.5px 0;
    font-size: 13.5px;
    font-weight: 500;
    position: relative;
    user-select: none;
}

.announcement-track {
    display: flex;
    width: max-content;
    will-change: transform;
    animation: seamlessMarquee 26s linear infinite;
}

.announcement-group {
    display: flex;
    align-items: center;
    gap: 24px;
    padding-right: 24px;
    flex-shrink: 0;
}

.announcement-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.announcement-item i {
    font-size: 14px;
    opacity: 0.9;
}

.announcement-bullet {
    opacity: 0.6;
    font-size: 12px;
}

.announcement:hover .announcement-track {
    animation-play-state: paused;
}

@keyframes seamlessMarquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ==========================================================================
   3D Canvas Hero Section (Soft Sky Blue Pastel Theme)
   ========================================================================== */
.hero-3d-section {
    position: relative;
    width: 100%;
    min-height: 400px;
    background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 50%, #e0f7fa 100%);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 50px 20px;
    border-bottom: 1px solid #e2e8f0;
}

.hero-canvas-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
}

.hero-content-wrapper {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(186, 230, 253, 0.8);
    padding: 6px 16px;
    border-radius: 9999px;
    font-size: 13px;
    font-weight: 700;
    color: #0284c7;
    margin-bottom: 18px;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.12);
}

.hero-main-title {
    font-size: 46px;
    font-weight: 900;
    color: #0f172a;
    letter-spacing: -1px;
    line-height: 1.15;
    margin-bottom: 14px;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.8);
}

.hero-caption {
    font-size: 16px;
    font-weight: 500;
    color: #334155;
    max-width: 620px;
    line-height: 1.6;
    margin-bottom: 26px;
}

.hero-action-btns {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.btn-hero-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff;
    padding: 13px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
    transition: all 0.25s ease;
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.4);
    color: #ffffff;
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    color: #0284c7;
    border: 1px solid rgba(186, 230, 253, 0.9);
    padding: 13px 26px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.1);
    transition: all 0.25s ease;
}

.btn-hero-secondary:hover {
    background: #ffffff;
    color: #0369a1;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(14, 165, 233, 0.2);
}

.hero-pill-badges {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.pill-badge {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    color: #475569;
    padding: 4px 14px;
    border-radius: 9999px;
    font-size: 12.5px;
    font-weight: 600;
}

/* ==========================================================================
   4 Feature Cards Grid Section (Below Hero)
   ========================================================================== */
.hero-features-section {
    padding: 30px 0 10px;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.feature-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
    transition: all 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.12);
    border-color: #bae6fd;
}

.feature-icon-wrapper {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: #e0f2fe;
    color: #0284c7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.feature-info h4 {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 2px;
}

.feature-info p {
    font-size: 12.5px;
    color: #64748b;
    margin: 0;
}

/* Categories & Filter Bar */
.main-section {
    padding: 30px 0 60px;
}

/* Category Overview Section (taphoaai.info.vn/products style) */
.category-overview-wrapper {
    background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 50%, #e0f7fa 100%);
    border-radius: 24px;
    padding: 44px 36px;
    border: 1px solid #bae6fd;
    box-shadow: 0 10px 30px rgba(56, 189, 248, 0.1);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

/* Order Lookup Section (Matches taphoaai.info.vn/orders/lookup style 100%) */
.order-lookup-container {
    width: 100%;
    padding: 20px 0 60px;
}

.order-lookup-box {
    max-width: 512px; /* max-w-lg */
    margin: 0 auto;
    width: 100%;
}

.lookup-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
    display: flex;
    flex-direction: column;
    text-align: left;
}

.lookup-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: #eff6ff; /* bg-brand-soft */
    color: #3b82f6;     /* text-brand */
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.lookup-card-title {
    font-size: 22px;
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -0.3px;
    margin-bottom: 4px;
}

.lookup-card-subtitle {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 24px;
}

.lookup-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.field-label-wrapper {
    display: block;
    width: 100%;
}

.field-label {
    font-size: 13.5px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 6px;
    display: block;
}

.field-input {
    width: 100%;
    padding: 13.5px 16px;
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    font-family: inherit;
    font-size: 15px;
    color: #0f172a;
    outline: none;
    transition: all 0.2s ease;
}

.field-input:focus {
    background: #ffffff;
    border-color: #3b82f6;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
}

.btn-primary-lookup {
    width: 100%;
    padding: 13.5px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff !important;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.btn-primary-lookup:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
}

.category-overview-header {
    margin-bottom: 28px;
}

.category-overview-title {
    font-size: 34px;
    font-weight: 900;
    color: #0f172a;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.category-overview-subtitle {
    font-size: 15px;
    color: #475569;
    font-weight: 600;
}

.category-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.category-overview-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none !important;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.03);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.category-overview-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(56, 189, 248, 0.15);
    border-color: #7dd3fc;
}

.category-overview-card.active {
    border-color: #38bdf8;
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    box-shadow: 0 6px 20px rgba(56, 189, 248, 0.2);
}

.cat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    color: #0284c7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    transition: all 0.25s ease;
}

.category-overview-card:hover .cat-card-icon {
    background: #3b82f6;
    color: #ffffff;
    border-color: #3b82f6;
}

.cat-card-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.cat-card-name {
    font-size: 16px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.3;
}

.cat-card-count {
    font-size: 13px;
    font-weight: 600;
    color: #64748b;
}

.section-title-wrapper {
    margin-bottom: 20px;
}

.section-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title i {
    color: var(--primary);
}

/* Category Tabs */
.category-tabs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 10px;
    margin-bottom: 20px;
    scrollbar-width: thin;
}

.category-tab-btn {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    padding: 12px 22px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 700;
    color: #475569;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
    text-decoration: none !important;
}

.category-tab-btn i {
    font-size: 16px;
    color: #64748b;
    transition: all 0.2s ease;
}

.category-tab-btn:hover {
    border-color: #7dd3fc;
    color: #0284c7;
    background-color: #f0f9ff;
    text-decoration: none !important;
}

.category-tab-btn:hover i {
    color: #0284c7;
}

.category-tab-btn.active {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: #0369a1;
    border-color: #38bdf8;
    box-shadow: 0 4px 14px rgba(56, 189, 248, 0.28);
    text-decoration: none !important;
}

.category-tab-btn.active i {
    color: #0284c7;
}

/* Sub Filters Bar (Facebook Filters) */
.sub-filters-container {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e2e8f0;
    margin-bottom: 24px;
}

.filter-label {
    font-size: 13px;
    font-weight: 700;
    color: #64748b;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-pill {
    padding: 8px 18px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: #475569;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none !important;
}

.filter-pill i {
    color: #64748b;
}

.filter-pill:hover {
    background: #f0f9ff;
    border-color: #7dd3fc;
    color: #0284c7;
    text-decoration: none !important;
}

.filter-pill:hover i {
    color: #0284c7;
}

.filter-pill.active {
    background: #e0f2fe;
    color: #0369a1;
    border-color: #38bdf8;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(56, 189, 248, 0.22);
    text-decoration: none !important;
}

.filter-pill.active i {
    color: #0284c7;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

/* Product Card - Matching Screenshot Exactly */
.product-card {
    background: #ffffff;
    border-radius: 24px;
    border: 1.5px solid #dbeafe;
    box-shadow: 0 8px 24px rgba(56, 189, 248, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 36px rgba(56, 189, 248, 0.16);
    border-color: #93c5fd;
}

/* Card Image & Badges Wrapper */
.card-image-wrap {
    width: 100%;
    background: linear-gradient(180deg, #e0f2fe 0%, #f0f9ff 100%);
    padding: 24px 16px 20px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-badges-top-left {
    position: absolute;
    top: 14px;
    left: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 3;
}

.badge-fire {
    background: #0284c7;
    color: #ffffff;
    font-size: 11.5px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 2px 6px rgba(2, 132, 199, 0.25);
}

.badge-status {
    background: #10b981;
    color: #ffffff;
    font-size: 11.5px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.25);
}

.badge-status.badge-out-of-stock {
    background: #475569 !important;
    color: #ffffff !important;
    border: 1px solid #334155 !important;
    box-shadow: 0 2px 6px rgba(51, 65, 85, 0.3) !important;
}

/* Product Card Out of Stock Dimmed Styling */
.product-card.is-out-of-stock {
    opacity: 0.7;
    filter: grayscale(0.25);
    border-color: #cbd5e1;
}

.product-card.is-out-of-stock:hover {
    transform: none;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}

.badge-type {
    position: absolute;
    top: 14px;
    right: 14px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(186, 230, 253, 0.8);
    color: #0284c7;
    font-size: 11.5px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 9999px;
    z-index: 3;
}

.badge-stock-pill {
    position: absolute;
    bottom: 14px;
    right: 14px;
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: #ffffff;
    font-size: 11.5px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 3px 8px rgba(249, 115, 22, 0.35);
    z-index: 3;
}

.badge-stock-pill.out-of-stock {
    background: #ef4444;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.25);
}

.card-img-box {
    width: 140px;
    height: 140px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
    display: block;
    background: #ffffff;
    transition: transform 0.3s ease;
    margin-top: 18px;
}

.card-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-card:hover .card-img-box {
    transform: scale(1.04);
}

/* Card Body */
.card-body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    background: #ffffff;
}

.card-title {
    font-size: 17px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.35;
    margin-bottom: 8px;
    text-align: center;
}

.card-stock-status {
    font-size: 14px;
    font-weight: 700;
    color: #10b981;
    margin-bottom: 8px;
    text-align: center;
}

.card-stock-status.out-of-stock {
    color: #ef4444;
}

.card-price-main {
    font-size: 26px;
    font-weight: 900;
    color: #0f172a;
    margin-bottom: 16px;
    text-align: center;
    letter-spacing: -0.5px;
}

/* Feature List Inside Card */
.card-feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    width: 100%;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card-feature-list li {
    font-size: 13.5px;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-feature-list li i {
    color: #3b82f6;
    font-size: 14px;
}

/* Full Width Primary Action Button */
.card-action-btn {
    width: 100%;
    padding: 13px;
    background: #3b82f6;
    color: #ffffff !important;
    border: none;
    border-radius: 14px;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none !important;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.35);
}

.card-action-btn:hover {
    background: #2563eb;
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.45);
    text-decoration: none !important;
}

.card-action-btn i {
    font-size: 16px;
}

/* Modals General Style */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 16px;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: #ffffff;
    border-radius: 20px;
    width: 100%;
    max-width: 650px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 25px 60px -15px rgba(15, 23, 42, 0.3), 0 0 0 1px rgba(226, 232, 240, 0.8);
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

/* Product Detail Modal Layout (taphoaai style) */
.modal-container.modal-lg {
    max-width: 840px;
    width: 94%;
}

.product-detail-modal-body {
    padding: 24px;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 28px;
    margin-bottom: 24px;
}

.product-guarantee-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 16px;
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.guarantee-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    font-weight: 600;
    color: #475569;
}

.detail-header-info {
    background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
    border: 1px solid #bae6fd;
    border-radius: 16px;
    padding: 16px 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.detail-stock-badge {
    background: #10b981;
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.2);
}

.detail-price-wrapper {
    text-align: right;
}

.detail-price-label {
    font-size: 12px;
    color: #64748b;
    display: block;
}

.detail-price-value {
    font-size: 26px;
    font-weight: 900;
    color: #0f172a;
    letter-spacing: -0.5px;
}

.btn-purchase-now {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff !important;
    border: none;
    border-radius: 14px;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
    margin-top: 18px;
    text-decoration: none !important;
}

.btn-purchase-now:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.45);
    text-decoration: none !important;
}

.product-description-block {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 20px 24px;
}

.product-description-block h4 {
    font-size: 16px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 10px;
}

.product-description-block h4 i {
    color: #3b82f6;
}

.description-content {
    font-size: 14px;
    color: #334155;
    line-height: 1.65;
}

.modal-overlay.active .modal-container {
    transform: translateY(0) scale(1);
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
    flex-shrink: 0;
    z-index: 10;
}

.modal-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-close-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #f1f5f9;
    border: none;
    font-size: 16px;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close-btn:hover {
    background: #e2e8f0;
    color: var(--dark);
}

.modal-body {
    padding: 24px;
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* Sleek Custom Scrollbar for Modal Body & Scrollable Containers */
.modal-body::-webkit-scrollbar,
.modal-container::-webkit-scrollbar {
    width: 6px;
}

.modal-body::-webkit-scrollbar-track,
.modal-container::-webkit-scrollbar-track {
    background: transparent;
    margin: 8px 0;
}

.modal-body::-webkit-scrollbar-thumb,
.modal-container::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

.modal-body::-webkit-scrollbar-thumb:hover,
.modal-container::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

.modal-body,
.modal-container {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

/* Product Detail Slider & Touch Features */
.slider-container {
    width: 100%;
    height: 260px;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    background: #f1f5f9;
    user-select: none;
    -webkit-user-select: none;
    touch-action: pan-y;
}

.slider-track {
    display: flex;
    height: 100%;
    transition: transform 0.3s ease-out;
    cursor: grab;
}

.slider-track:active {
    cursor: grabbing;
}

.slider-slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.slider-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none; /* Prevents native dragging out */
    user-select: none;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #cbd5e1;
    cursor: pointer;
    transition: var(--transition);
}

.slider-dot.active {
    background: var(--primary);
    width: 24px;
    border-radius: 10px;
}

/* Quantity Controls */
.quantity-control {
    display: flex;
    align-items: center;
    gap: 12px;
}

.qty-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary-hover);
    border: none;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-btn:hover {
    background: #bae6fd;
}

.qty-input {
    width: 60px;
    height: 38px;
    text-align: center;
    font-size: 16px;
    font-weight: 800;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    outline: none;
}

/* Promo Code Box */
.promo-input-group {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.promo-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    text-transform: uppercase;
    font-weight: 700;
    outline: none;
}

.promo-btn {
    padding: 10px 18px;
    background: var(--dark);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
}

.promo-btn:hover {
    background: #1e293b;
}

/* Purchase Confirmation Box */
.order-summary-box {
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
    font-size: 14px;
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-row.total-row {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary-hover);
    padding-top: 14px;
}

.text-no-promo {
    color: var(--danger);
    font-weight: 700;
}

.text-has-promo {
    color: var(--success);
    font-weight: 700;
}

/* Auth Forms */
.auth-tabs {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 24px;
}

.auth-tab {
    flex: 1;
    padding: 14px;
    text-align: center;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

.auth-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.12);
}

.btn-full {
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 700;
}

/* Toast Alerts */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: #ffffff;
    border-radius: var(--radius-md);
    padding: 14px 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 600;
    border-left: 4px solid var(--primary);
    animation: slideIn 0.3s ease forwards;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.site-footer {
    background: #ffffff;
    border-top: 1px solid #f1f5f9;
    padding: 48px 0 0;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 36px;
}

.footer-desc {
    font-size: 13.5px;
    color: #64748b;
    margin-top: 14px;
    max-width: 320px;
    line-height: 1.6;
}

.footer-col h5 {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 16px;
}

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

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

.footer-links a {
    color: #64748b;
    font-size: 13.5px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #3b82f6;
}

.footer-bottom {
    border-top: 1px solid #f1f5f9;
    padding: 22px 0;
    text-align: center;
    font-size: 13px;
    color: #94a3b8;
}

/* ==========================================================================
   COMPREHENSIVE MOBILE RESPONSIVE SYSTEM
   Breakpoints: 1024px (Tablet Landscape), 768px (Tablet), 480px (Phone)
   ========================================================================== */

/* ── Tablet Landscape (≤1024px) ── */
@media (max-width: 1024px) {
    .container {
        padding: 0 16px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 18px;
    }

    .hero-main-title {
        font-size: 38px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
}

/* ── Tablet Portrait (≤768px) ── */
@media (max-width: 768px) {
    .category-overview-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    /* Header */
    .header-main {
        padding: 12px 0;
    }

    .header-wrapper {
        flex-direction: row;
        align-items: center;
        gap: 12px;
    }

    .logo-badge {
        width: 38px;
        height: 38px;
        font-size: 18px;
        border-radius: 10px;
    }

    .logo-title {
        font-size: 18px;
    }

    .logo-subtitle {
        font-size: 9px;
    }

    .header-right-nav {
        gap: 6px;
    }

    .nav-item-link {
        font-size: 12.5px;
        padding: 6px 10px;
        gap: 5px;
    }

    .nav-item-link i {
        font-size: 13px;
    }

    /* Announcement Marquee */
    .announcement {
        padding: 8px 0;
        font-size: 12.5px;
    }

    /* Hero Section */
    .hero-3d-section {
        min-height: 300px;
        padding: 36px 16px;
    }

    .hero-main-title {
        font-size: 30px;
        letter-spacing: -0.5px;
    }

    .hero-caption {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .hero-badge {
        font-size: 12px;
        padding: 5px 12px;
        margin-bottom: 14px;
    }

    .hero-action-btns {
        gap: 10px;
        margin-bottom: 18px;
    }

    .btn-hero-primary,
    .btn-hero-secondary {
        padding: 11px 20px;
        font-size: 13.5px;
        border-radius: 10px;
    }

    .pill-badge {
        font-size: 11px;
        padding: 3px 10px;
    }

    /* Feature Cards */
    .hero-features-section {
        padding: 20px 0 6px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .feature-card {
        padding: 14px;
        gap: 10px;
        border-radius: 12px;
    }

    .feature-icon-wrapper {
        width: 38px;
        height: 38px;
        font-size: 16px;
        border-radius: 10px;
    }

    .feature-info h4 {
        font-size: 13px;
    }

    .feature-info p {
        font-size: 11px;
    }

    /* Main Section & Products */
    .main-section {
        padding: 20px 0 40px;
    }

    .section-title {
        font-size: 17px;
    }

    /* Category Tabs - Horizontal scroll on mobile */
    .category-tabs {
        gap: 8px;
        margin-bottom: 14px;
        -webkit-overflow-scrolling: touch;
    }

    .category-tab-btn {
        padding: 10px 16px;
        font-size: 13px;
        border-radius: 12px;
    }

    /* Sub Filters */
    .sub-filters-container {
        padding: 12px 14px;
        border-radius: 14px;
        margin-bottom: 18px;
    }

    .filter-pills {
        gap: 8px;
    }

    .filter-pill {
        padding: 6px 14px;
        font-size: 12px;
    }

    /* Product Grid */
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    /* Product Card mobile adjustments */
    .product-card {
        border-radius: 18px;
    }

    .card-image-wrap {
        padding: 18px 12px 16px;
    }

    .card-badges-top-left {
        top: 10px;
        left: 10px;
        gap: 4px;
    }

    .badge-fire,
    .badge-status {
        font-size: 10px;
        padding: 4px 8px;
        border-radius: 8px;
    }

    .badge-type {
        top: 10px;
        right: 10px;
        font-size: 10px;
        padding: 3px 9px;
    }

    .badge-stock-pill {
        bottom: 10px;
        right: 10px;
        font-size: 10px;
        padding: 4px 9px;
        border-radius: 8px;
    }

    .card-img-box {
        width: 110px;
        height: 110px;
        border-radius: 16px;
        margin-top: 12px;
    }

    .card-body {
        padding: 14px 14px 16px;
    }

    .card-title {
        font-size: 14px;
        margin-bottom: 6px;
    }

    .card-price-main {
        font-size: 20px;
        margin-bottom: 12px;
    }

    .card-feature-list {
        gap: 6px;
        margin-bottom: 14px;
    }

    .card-feature-list li {
        font-size: 12px;
        gap: 7px;
    }

    .card-action-btn {
        padding: 11px;
        font-size: 13.5px;
        border-radius: 12px;
    }

    /* Modal Responsive */
    .modal-overlay {
        padding: 0;
        align-items: flex-end;
    }

    .modal-container,
    .modal-container.modal-lg {
        max-width: 100%;
        width: 100%;
        max-height: 92vh;
        border-radius: 20px 20px 0 0;
        transform: translateY(100%);
    }

    .modal-overlay.active .modal-container {
        transform: translateY(0);
    }

    .modal-header {
        padding: 14px 16px;
    }

    .modal-title {
        font-size: 16px;
    }

    .modal-body {
        padding: 16px;
    }

    /* Product Detail Modal - Mobile Stack */
    .product-detail-modal-body {
        padding: 16px;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .slider-container {
        height: 200px;
    }

    .product-guarantee-box {
        padding: 12px;
        border-radius: 12px;
        gap: 10px;
    }

    .guarantee-item {
        font-size: 12.5px;
    }

    .detail-header-info {
        padding: 12px 14px;
        border-radius: 12px;
        flex-direction: row;
        gap: 10px;
    }

    .detail-stock-badge {
        font-size: 12px;
        padding: 5px 11px;
    }

    .detail-price-value {
        font-size: 22px;
    }

    .btn-purchase-now {
        padding: 13px;
        font-size: 15px;
        border-radius: 12px;
    }

    .product-description-block {
        padding: 16px;
        border-radius: 12px;
    }

    .product-description-block h4 {
        font-size: 14px;
    }

    .description-content {
        font-size: 13px;
    }

    /* Quantity Control */
    .quantity-control {
        max-width: 160px;
    }

    /* Order Summary */
    .order-summary-box {
        border-radius: 12px;
    }

    /* Order Lookup Responsive */
    .order-lookup-wrapper {
        padding: 30px 14px;
        border-radius: 18px;
    }

    .order-lookup-card {
        padding: 24px 18px;
        border-radius: 18px;
    }

    /* Footer */
    .site-footer {
        padding: 32px 0 0;
        margin-top: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-desc {
        max-width: 100%;
    }

    .footer-bottom {
        padding: 16px 0;
        font-size: 12px;
    }

    /* Empty State */
    .empty-state-box {
        padding: 40px 16px;
    }

    .empty-state-title {
        font-size: 17px;
    }

    .empty-state-desc {
        font-size: 13px;
    }

    /* 404 Page */
    .page-404-container {
        padding: 40px 16px;
    }

    .title-404 {
        font-size: 22px;
    }

    .code-404 {
        font-size: 80px;
    }
}

/* ── Phone Small (≤480px) ── */
@media (max-width: 480px) {
    .category-overview-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .category-overview-card {
        padding: 12px 14px;
        gap: 12px;
        border-radius: 14px;
    }
    .cat-card-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        font-size: 15px;
    }
    .cat-card-name {
        font-size: 13.5px;
        font-weight: 700;
    }

    .container {
        padding: 0 12px;
    }

    /* Header */
    .header-main {
        padding: 10px 0;
    }

    .logo-badge {
        width: 34px;
        height: 34px;
        font-size: 16px;
    }

    .logo-title {
        font-size: 16px;
    }

    .logo-subtitle {
        font-size: 8px;
        letter-spacing: 0.5px;
    }

    .header-right-nav {
        gap: 4px;
    }

    .nav-item-link {
        font-size: 11.5px;
        padding: 5px 8px;
        border-radius: 8px;
    }

    .nav-item-link i {
        font-size: 12px;
    }

    /* Announcement */
    .announcement {
        padding: 7px 0;
        font-size: 11.5px;
    }

    /* Hero Section */
    .hero-3d-section {
        min-height: 260px;
        padding: 28px 12px;
    }

    .hero-main-title {
        font-size: 24px;
    }

    .hero-caption {
        font-size: 13px;
        margin-bottom: 16px;
    }

    .hero-action-btns {
        flex-direction: column;
        width: 100%;
        gap: 8px;
    }

    .btn-hero-primary,
    .btn-hero-secondary {
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
        font-size: 14px;
    }

    .hero-pill-badges {
        gap: 6px;
    }

    .pill-badge {
        font-size: 10.5px;
        padding: 3px 8px;
    }

    /* Feature Cards - 2x2 grid on smallest phones */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .feature-card {
        padding: 12px 10px;
        gap: 8px;
        flex-direction: column;
        text-align: center;
    }

    .feature-icon-wrapper {
        width: 36px;
        height: 36px;
        font-size: 15px;
    }

    .feature-info h4 {
        font-size: 12px;
    }

    .feature-info p {
        font-size: 10.5px;
    }

    /* Category Tabs */
    .category-tab-btn {
        padding: 8px 14px;
        font-size: 12px;
        border-radius: 10px;
        gap: 6px;
    }

    .category-tab-btn i {
        font-size: 14px;
    }

    /* Product Grid - 2 columns on phone */
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .product-card {
        border-radius: 16px;
    }

    .card-image-wrap {
        padding: 14px 10px 12px;
    }

    .card-badges-top-left {
        top: 8px;
        left: 8px;
        gap: 3px;
    }

    .badge-fire,
    .badge-status {
        font-size: 9px;
        padding: 3px 6px;
        border-radius: 6px;
        gap: 3px;
    }

    .badge-type {
        top: 8px;
        right: 8px;
        font-size: 9px;
        padding: 2px 7px;
    }

    .badge-stock-pill {
        bottom: 8px;
        right: 8px;
        font-size: 9px;
        padding: 3px 7px;
        border-radius: 6px;
    }

    .card-img-box {
        width: 90px;
        height: 90px;
        border-radius: 14px;
        margin-top: 8px;
    }

    .card-body {
        padding: 10px 10px 14px;
    }

    .card-title {
        font-size: 13px;
        margin-bottom: 4px;
    }

    .card-price-main {
        font-size: 17px;
        margin-bottom: 10px;
    }

    .card-feature-list {
        gap: 4px;
        margin-bottom: 10px;
    }

    .card-feature-list li {
        font-size: 10.5px;
        gap: 5px;
    }

    .card-feature-list li i {
        font-size: 11px;
    }

    .card-action-btn {
        padding: 10px;
        font-size: 12.5px;
        border-radius: 10px;
        gap: 5px;
    }

    .card-action-btn i {
        font-size: 13px;
    }

    /* Modal */
    .modal-container,
    .modal-container.modal-lg {
        max-height: 95vh;
        border-radius: 16px 16px 0 0;
    }

    .modal-header {
        padding: 12px 14px;
    }

    .modal-title {
        font-size: 15px;
    }

    .modal-close-btn {
        width: 34px;
        height: 34px;
    }

    .product-detail-modal-body {
        padding: 14px;
    }

    .detail-header-info {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        gap: 8px;
    }

    .detail-stock-badge {
        align-self: center;
    }

    .detail-price-wrapper {
        text-align: center;
    }

    .detail-price-value {
        font-size: 20px;
    }

    .form-label {
        font-size: 13px;
    }

    .btn-purchase-now {
        padding: 12px;
        font-size: 14px;
    }

    /* Footer */
    .site-footer {
        margin-top: 30px;
    }

    .footer-col h5 {
        font-size: 14px;
        margin-bottom: 12px;
    }

    .footer-links a {
        font-size: 12.5px;
    }

    .footer-bottom {
        font-size: 11px;
        padding: 14px 0;
    }
}

/* Empty State Box Styling for 404 & Empty Filters */
.empty-state-box {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 24px;
    background: #ffffff;
    border-radius: var(--radius-lg);
    border: 1px dashed #cbd5e1;
    box-shadow: var(--shadow-sm);
    margin: 20px 0;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: #f0f9ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--primary);
    margin-bottom: 20px;
    border: 1px solid #bae6fd;
}

.empty-state-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 8px;
}

.empty-state-desc {
    font-size: 14.5px;
    color: var(--text-muted);
    max-width: 500px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.empty-state-desc strong {
    color: var(--primary-hover);
}

.empty-state-box .btn,
.empty-state-box a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff !important;
    font-size: 14px;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none !important;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28);
    transition: all 0.25s ease;
    margin-top: 10px;
    border: none;
}

.empty-state-box .btn:hover,
.empty-state-box a:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.38);
    text-decoration: none !important;
}

.empty-state-box .btn i,
.empty-state-box a i {
    font-size: 14px;
    color: #ffffff !important;
    transition: transform 0.2s ease;
}

.empty-state-box .btn:hover i,
.empty-state-box a:hover i {
    transform: translateX(-3px);
}

/* Dedicated 404 Page Styling */
.page-404-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 70px 24px;
    background: #ffffff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    margin: 30px auto;
    max-width: 840px;
}

.badge-404 {
    font-size: 120px;
    font-weight: 900;
    line-height: 1;
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -4px;
    margin-bottom: 16px;
    filter: drop-shadow(0 10px 20px rgba(2, 132, 199, 0.2));
}

.title-404 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 12px;
}

.desc-404 {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 580px;
    line-height: 1.6;
    margin-bottom: 32px;
}

.desc-404 strong {
    color: #ef4444;
}

.actions-404 {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 40px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 700;
    border-radius: var(--radius-md);
}

.btn-secondary {
    background: #f1f5f9;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
    text-decoration: none;
}

/* Admin Edit Modal Custom Scrollbar */
.admin-modal-scroll-body {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

.admin-modal-scroll-body::-webkit-scrollbar {
    width: 6px;
}

.admin-modal-scroll-body::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

.admin-modal-scroll-body::-webkit-scrollbar-track {
    background: transparent;
}

.quick-links-404 {
    border-top: 1px solid var(--border-color);
    padding-top: 32px;
    width: 100%;
}

.quick-links-404 h5 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Prevent iOS Safari and mobile browsers from auto-zooming on input focus */
@media (max-width: 480px) {
    input, select, textarea, .form-control, .field-input {
        font-size: 16px !important;
    }
}