/* Multi-Store Marketplace Platform - Main Bright Light Design System */
:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --primary-light: #EEF2FF;
    --secondary: #0D9488;
    --secondary-hover: #0F766E;
    --accent: #F59E0B;
    --success: #10B981;
    --success-bg: #ECFDF5;
    --danger: #EF4444;
    --danger-bg: #FEF2F2;
    --warning: #F59E0B;
    --warning-bg: #FFFBEB;
    --info: #3B82F6;
    --info-bg: #EFF6FF;

    --bg-main: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-muted: #F1F5F9;
    --card-bg: #FFFFFF;

    --text-main: #0F172A;
    --text-muted: #64748B;
    --text-light: #94A3B8;

    --border: #E2E8F0;
    --border-light: #F1F5F9;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 70px; /* Space for mobile nav */
}

@media (min-width: 768px) {
    body {
        padding-bottom: 0;
    }
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* Header & Navbar */
.site-header {
    background: var(--bg-main);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.nav-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: 1.5rem;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.025em;
}

.brand-logo i {
    font-size: 1.5rem;
    color: var(--secondary);
}

.search-box {
    flex: 1;
    max-width: 500px;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 0.65rem 1rem 0.65rem 2.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    background: var(--bg-light);
    font-size: 0.9rem;
    outline: none;
    transition: all 0.2s ease;
}

.search-box input:focus {
    border-color: var(--primary);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

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

/* Badges */
.badge-count {
    background: var(--danger);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-full);
    line-height: 1;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
    text-align: center;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--secondary);
    color: #ffffff;
}

.btn-secondary:hover {
    background: var(--secondary-hover);
    color: #ffffff;
}

.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--text-main);
}

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

.btn-danger {
    background: var(--danger);
    color: #ffffff;
}

.btn-danger:hover {
    background: #DC2626;
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.825rem;
}

.btn-lg {
    padding: 0.85rem 1.75rem;
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem;
    transition: all 0.25s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: #CBD5E1;
}

/* Store & Product Cards */
.store-card {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.store-cover {
    height: 130px;
    width: 100%;
    object-fit: cover;
    background: var(--bg-muted);
}

.store-avatar {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    border: 3px solid #ffffff;
    box-shadow: var(--shadow-md);
    object-fit: cover;
    margin-top: -32px;
    margin-left: 1rem;
    background: #ffffff;
}

.store-body {
    padding: 0.75rem 1rem 1.25rem 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.store-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
}

.store-cat {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.store-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: auto;
    padding-top: 0.75rem;
}

.product-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

.product-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    background: var(--bg-muted);
    transition: transform 0.3s ease;
}

.product-card:hover .product-img {
    transform: scale(1.03);
}

.product-body {
    padding-top: 0.85rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.3;
    margin-bottom: 0.4rem;
}

.product-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

.product-sale-price {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-left: 0.35rem;
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.4rem;
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: #ffffff;
    color: var(--text-main);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.table th {
    background: var(--bg-light);
    color: var(--text-muted);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
}

.table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}

.table tr:hover {
    background: var(--bg-light);
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.status-active, .status-paid, .status-delivered, .status-verified, .status-confirmed {
    background: var(--success-bg);
    color: var(--success);
}

.status-pending, .status-payment_verification, .status-processing, .status-out_for_delivery {
    background: var(--warning-bg);
    color: var(--warning);
}

.status-suspended, .status-failed, .status-rejected, .status-cancelled {
    background: var(--danger-bg);
    color: var(--danger);
}

/* Toast System */
#toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: #ffffff;
    border: 1px solid var(--border);
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.9rem;
    font-weight: 500;
    min-width: 280px;
    animation: slideInRight 0.3s ease;
}

.toast-success { border-left: 4px solid var(--success); }
.toast-error { border-left: 4px solid var(--danger); }
.toast-warning { border-left: 4px solid var(--warning); }

/* Modal */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 550px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    padding: 1.75rem;
    transform: scale(0.95);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-backdrop.active .modal-card {
    transform: scale(1);
}

/* Mobile Navigation Bar */
.mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: #ffffff;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-around;
    z-index: 99;
}

@media (min-width: 768px) {
    .mobile-nav {
        display: none;
    }
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    gap: 0.2rem;
}

.mobile-nav-item i {
    font-size: 1.15rem;
}

.mobile-nav-item.active {
    color: var(--primary);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
    padding: 4rem 0;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-main);
    margin-bottom: 1rem;
    line-height: 1.15;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
}