/*
Theme Name: PTP Store - G2G Professional
Theme URI: https://yourdomain.com
Author: Phong Pham Thanh
Author URI: https://yourdomain.com
Description: Professional gaming store theme inspired by G2G design
Version: 3.0
*/

/* Import Google Fonts - Professional Gaming Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* CSS Variables - G2G Professional Design */
:root {
    /* Primary Brand Colors */
    --primary-color: #1a73e8;
    --primary-dark: #1557b0;
    --primary-light: #4285f4;
    --secondary-color: #34a853;
    --accent-color: #ff6d01;
    --danger-color: #ea4335;
    --warning-color: #fbbc04;
    --success-color: #34a853;
    
    /* Background Colors - Clean & Bright */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f1f3f4;
    --bg-card: #ffffff;
    --bg-hover: #f1f3f4;
    --bg-muted: #e8eaed;
    --bg-accent: #e8f0fe;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    /* Border Colors */
    --border-color: #dadce0;
    --border-hover: #bdc1c6;
    --border-focus: #1a73e8;
    --border-light: #e8eaed;
    
    /* Text Colors */
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --text-muted: #9aa0a6;
    --text-inverse: #ffffff;
    --text-link: #1a73e8;
    --text-link-hover: #1557b0;
    
    /* Gaming Specific Colors */
    --gaming-gold: #f9ab00;
    --gaming-silver: #9aa0a6;
    --gaming-bronze: #d68910;
    --gaming-legendary: #ff6d01;
    --gaming-epic: #9c27b0;
    --gaming-rare: #2196f3;
    
    /* Shadows - Professional */
    --shadow-xs: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
    --shadow-sm: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 2px 6px 2px rgba(60, 64, 67, 0.15);
    --shadow: 0 4px 8px 3px rgba(60, 64, 67, 0.15), 0 1px 3px rgba(60, 64, 67, 0.3);
    --shadow-lg: 0 8px 12px 6px rgba(60, 64, 67, 0.15), 0 4px 4px rgba(60, 64, 67, 0.3);
    --shadow-xl: 0 12px 24px 16px rgba(60, 64, 67, 0.15), 0 4px 8px rgba(60, 64, 67, 0.3);
    
    /* Border Radius - Modern & Consistent */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Spacing Scale - G2G Inspired */
    --space-1: 0.25rem; /* 4px */
    --space-2: 0.5rem;  /* 8px */
    --space-3: 0.75rem; /* 12px */
    --space-4: 1rem;    /* 16px */
    --space-5: 1.25rem; /* 20px */
    --space-6: 1.5rem;  /* 24px */
    --space-8: 2rem;    /* 32px */
    --space-10: 2.5rem; /* 40px */
    --space-12: 3rem;   /* 48px */
    --space-16: 4rem;   /* 64px */
    --space-20: 5rem;   /* 80px */
    --space-24: 6rem;   /* 96px */
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Space Grotesk', var(--font-sans);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Font Sizes - Professional Scale */
    --text-xs: 0.75rem;    /* 12px */
    --text-sm: 0.875rem;   /* 14px */
    --text-base: 1rem;     /* 16px */
    --text-lg: 1.125rem;   /* 18px */
    --text-xl: 1.25rem;    /* 20px */
    --text-2xl: 1.5rem;    /* 24px */
    --text-3xl: 1.875rem;  /* 30px */
    --text-4xl: 2.25rem;   /* 36px */
    --text-5xl: 3rem;      /* 48px */
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
    
    /* Container Sizes */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    font-weight: 400;
    font-size: var(--text-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Container System */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }
.container-2xl { max-width: var(--container-2xl); }

/* Professional Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

h1 { 
    font-size: var(--text-5xl);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1.1;
}
h2 { 
    font-size: var(--text-4xl);
    font-weight: 700;
    letter-spacing: -0.025em;
}
h3 { 
    font-size: var(--text-3xl);
    font-weight: 600;
}
h4 { 
    font-size: var(--text-2xl);
    font-weight: 600;
}
h5 { 
    font-size: var(--text-xl);
    font-weight: 600;
}
h6 { 
    font-size: var(--text-lg);
    font-weight: 600;
}

p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
    line-height: 1.7;
}

a {
    color: var(--text-link);
    text-decoration: none;
    transition: color var(--transition-fast);
    font-weight: 500;
}

a:hover {
    color: var(--text-link-hover);
}

a:focus {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
    border-radius: var(--radius-xs);
}

/* Professional Header */
.main-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.logo-section .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.logo-section .logo:hover {
    transform: scale(1.02);
}

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

.logo-text {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    letter-spacing: -0.025em;
}

.logo-subtitle {
    font-size: var(--text-xs);
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 2px;
}

/* Professional Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--text-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-accent);
    font-weight: 600;
}

.nav-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.nav-link:hover .nav-icon {
    transform: scale(1.1);
}

/* User Section */
.user-section {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    position: relative;
}

.balance-info {
    background: var(--bg-accent);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: var(--space-2) var(--space-3);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.balance-label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    line-height: 1;
}

.balance-amount {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-mono);
    line-height: 1;
    margin-top: 2px;
}

.user-details {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.user-name {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.user-menu-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.user-menu-toggle:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

/* User Dropdown */
.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    min-width: 200px;
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.dropdown-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.dropdown-link.logout {
    color: var(--danger-color);
}

.dropdown-link.logout:hover {
    background-color: rgba(234, 67, 53, 0.1);
}

.dropdown-divider {
    height: 1px;
    background-color: var(--border-light);
    margin: var(--space-2) 0;
}

/* Guest Section */
.guest-section {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Professional Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--primary-color);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
    color: var(--text-primary);
}

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

.btn-success:hover {
    background: #2e7d32;
}

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

.btn-danger:hover {
    background: #c62828;
}

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

.btn-warning:hover {
    background: #f57f17;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
    border-radius: var(--radius-md);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    flex-direction: column;
    gap: 4px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background-color: var(--bg-hover);
}

.mobile-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
    border-radius: 1px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-fixed);
    transform: translateY(-100%);
    transition: transform var(--transition-base);
}

.mobile-nav.show {
    transform: translateY(0);
}

.mobile-nav-content {
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.mobile-balance {
    background: var(--bg-accent);
    border-radius: var(--radius);
    padding: var(--space-4);
    margin: var(--space-4) 0;
    text-align: center;
}

.mobile-divider {
    height: 1px;
    background-color: var(--border-light);
    margin: var(--space-4) 0;
}

/* Main Content */
main {
    min-height: calc(100vh - 80px);
    padding: var(--space-6) 0;
}

/* Professional Card System */
.account-card,
.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    text-decoration: none;
    transition: all var(--transition-base);
    display: block;
    position: relative;
    overflow: hidden;
}

.account-card::before,
.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.account-card:hover,
.category-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.account-card:hover::before,
.category-card:hover::before {
    transform: scaleX(1);
}

/* Grid Systems */
.accounts-grid,
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--space-6);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    font-weight: 600;
    font-size: var(--text-sm);
}

.form-control {
    width: 100%;
    padding: var(--space-4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: var(--text-base);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.status-available {
    background: rgba(52, 168, 83, 0.1);
    color: var(--success-color);
}

.status-sold {
    background: rgba(234, 67, 53, 0.1);
    color: var(--danger-color);
}

.status-featured {
    background: rgba(255, 109, 1, 0.1);
    color: var(--accent-color);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

.hidden { display: none; }
.block { display: block; }

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .accounts-grid,
    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--space-4);
    }
}

@media (max-width: 768px) {
    .header-container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
    
    .main-nav,
    .user-section {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .accounts-grid,
    .categories-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    h1 { font-size: var(--text-4xl); }
    h2 { font-size: var(--text-3xl); }
    h3 { font-size: var(--text-2xl); }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-3);
    }
    
    .header-container {
        padding: var(--space-3) var(--space-4);
    }
    
    .logo-text {
        font-size: var(--text-xl);
    }
    
    .account-card,
    .category-card {
        padding: var(--space-4);
    }
    
    h1 { font-size: var(--text-3xl); }
    h2 { font-size: var(--text-2xl); }
    h3 { font-size: var(--text-xl); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* Loading States */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Focus Styles for Accessibility */
*:focus {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

button:focus,
.btn:focus {
    outline-offset: 4px;
}

/* Print Styles */
@media print {
    .main-header,
    .mobile-nav,
    .user-section {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ShopLienMinh.vn Style - Geometric Red Theme */
.shoplienminh-theme {
  background: #b71c1c;
  position: relative;
  min-height: 100vh;
  overflow: hidden;
}

.shoplienminh-theme .geometric-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.3;
}

.shoplienminh-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  position: relative;
  z-index: 2;
}

.shoplienminh-card {
  background: white;
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  border: 3px solid #b71c1c;
  margin-bottom: 30px;
}

.shoplienminh-title {
  font-size: 2.5rem;
  font-weight: 900;
  color: #b71c1c;
  margin: 0 0 15px 0;
  text-transform: uppercase;
  text-align: center;
}

.shoplienminh-subtitle {
  font-size: 1.1rem;
  color: #666;
  margin: 0;
  line-height: 1.6;
  text-align: center;
}

/* Product Card Style */
.shoplienminh-product-card {
  background: white;
  border: 2px solid #b71c1c;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  text-decoration: none;
  color: inherit;
}

.shoplienminh-product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 25px rgba(183, 28, 28, 0.3);
  border-color: #d32f2f;
}

.shoplienminh-product-image {
  position: relative;
  height: 180px;
  overflow: hidden;
}

.shoplienminh-product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shoplienminh-product-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(183, 28, 28, 0.8), rgba(211, 47, 47, 0.6));
}

.shoplienminh-product-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(255,255,255,0.95);
  color: #b71c1c;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.shoplienminh-product-stock {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(76, 175, 80, 0.9);
  color: white;
  padding: 4px 10px;
  border-radius: 15px;
  font-size: 11px;
  font-weight: 700;
}

.shoplienminh-product-content {
  padding: 20px;
  text-align: center;
}

.shoplienminh-product-rank {
  font-size: 13px;
  color: #666;
  margin-bottom: 8px;
}

.shoplienminh-product-description {
  font-size: 12px;
  color: #999;
  margin-bottom: 15px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.shoplienminh-product-button {
  display: block;
  background: #b71c1c;
  color: white;
  padding: 10px 0;
  border-radius: 6px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  transition: background 0.3s ease;
  border: none;
  cursor: pointer;
  width: 100%;
}

.shoplienminh-product-button:hover {
  background: #d32f2f;
  color: white;
  text-decoration: none;
}

/* Filter Section */
.shoplienminh-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  align-items: center;
  justify-content: space-between;
}

.shoplienminh-filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.shoplienminh-select,
.shoplienminh-input {
  padding: 10px 15px;
  border: 2px solid #b71c1c;
  border-radius: 8px;
  font-weight: 600;
  color: #b71c1c;
  background: white;
  font-size: 14px;
}

.shoplienminh-select:focus,
.shoplienminh-input:focus {
  outline: none;
  box-shadow: 0 0 5px rgba(183, 28, 28, 0.3);
}

.shoplienminh-button {
  padding: 10px 20px;
  background: #b71c1c;
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.3s ease;
}

.shoplienminh-button:hover {
  background: #d32f2f;
}

.shoplienminh-button.secondary {
  background: #666;
}

.shoplienminh-button.secondary:hover {
  background: #888;
}

/* Grid Layout */
.shoplienminh-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.shoplienminh-grid-large {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Stats */
.shoplienminh-stats {
  display: flex;
  gap: 30px;
  margin-bottom: 20px;
}

.shoplienminh-stat {
  text-align: center;
}

.shoplienminh-stat-number {
  font-size: 1.8rem;
  font-weight: 900;
  color: #b71c1c;
  display: block;
}

.shoplienminh-stat-label {
  font-size: 0.9rem;
  color: #666;
  font-weight: 600;
}

/* Hero Section */
.shoplienminh-hero {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-bottom: 30px;
}

.shoplienminh-banner {
  background: linear-gradient(135deg, #b71c1c, #d32f2f);
  border-radius: 15px;
  overflow: hidden;
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.shoplienminh-banner img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
}

.shoplienminh-banner-content {
  position: relative;
  z-index: 3;
  padding: 40px;
  color: white;
  width: 100%;
}

.shoplienminh-badge {
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  border-radius: 25px;
  padding: 8px 20px;
  display: inline-block;
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 600;
}

.shoplienminh-banner-title {
  font-size: 4rem;
  font-weight: 900;
  margin: 0 0 15px 0;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
  line-height: 1;
}

.shoplienminh-banner-subtitle {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: #ffeb3b;
}

.shoplienminh-banner-description {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 25px;
  max-width: 500px;
}

.shoplienminh-contact-info {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.shoplienminh-contact-item {
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 8px 15px;
  font-size: 14px;
  font-weight: 600;
}

/* Sidebar */
.shoplienminh-sidebar {
  background: white;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  border: 3px solid #b71c1c;
}

.shoplienminh-sidebar-header {
  text-align: center;
  margin-bottom: 20px;
}

.shoplienminh-sidebar-title {
  background: #b71c1c;
  color: white;
  padding: 8px 15px;
  border-radius: 20px;
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
}

/* Responsive */
@media (max-width: 1024px) {
  .shoplienminh-hero {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .shoplienminh-banner {
    min-height: 300px;
  }
  .shoplienminh-banner-title {
    font-size: 3rem;
  }
}

@media (max-width: 768px) {
  .shoplienminh-container {
    padding: 10px;
  }
  .shoplienminh-banner {
    min-height: 250px;
  }
  .shoplienminh-banner-content {
    padding: 20px;
  }
  .shoplienminh-banner-title {
    font-size: 2.5rem;
  }
  .shoplienminh-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
  }
  .shoplienminh-title {
    font-size: 2rem;
  }
  .shoplienminh-filter {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .shoplienminh-filter-group {
    flex-direction: column;
    gap: 10px;
  }
  .shoplienminh-stats {
    justify-content: space-around;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .shoplienminh-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .shoplienminh-banner-title {
    font-size: 2rem;
  }
  .shoplienminh-card {
    padding: 20px 15px;
  }
  .shoplienminh-stats {
    flex-direction: column;
    gap: 10px;
  }
}