/*
 * POS Coffee Shop - Custom CSS
 * ธีม Modern Coffee Shop สไตล์ Glassmorphism
 * รองรับ Dark Mode และ Light Mode
 */

/* ==================== CSS Variables ==================== */
:root {
    /* สีหลักธีมกาแฟ */
    --coffee-primary: #6F4E37;      /* น้ำตาลกาแฟ */
    --coffee-secondary: #8B7355;    /* น้ำตาลอ่อน */
    --coffee-accent: #D4A574;       /* คาราเมล */
    --coffee-cream: #F5F5DC;        /* ครีม */
    --coffee-dark: #3C2415;         /* น้ำตาลเข้ม */
    
    /* สีเสริม */
    --mint-green: #98D8C8;          /* เขียวมิ้นต์ */
    --soft-pink: #FADADD;           /* ชมพูอ่อน */
    --warm-white: #FFF8F0;          /* ขาวอุ่น */
    
    /* สีสถานะ */
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    
    /* Light Mode (Default) */
    --bg-primary: #FFF8F0;
    --bg-secondary: #FFFFFF;
    --bg-card: rgba(255, 255, 255, 0.85);
    --text-primary: #2D2D2D;
    --text-secondary: #6c757d;
    --border-color: rgba(111, 78, 55, 0.2);
    --shadow-color: rgba(111, 78, 55, 0.1);
    
    /* Sidebar */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Dark Mode */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-card: rgba(45, 45, 45, 0.9);
    --text-primary: #f5f5f5;
    --text-secondary: #b0b0b0;
    --border-color: rgba(212, 165, 116, 0.2);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --input-bg: #3a3a3a;
    --placeholder-color: #888888;
}

/* Dark Mode - Bootstrap Overrides */
[data-theme="dark"] .text-muted {
    color: #b0b0b0 !important;
}

[data-theme="dark"] .text-secondary {
    color: #a0a0a0 !important;
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: #3a3a3a;
    color: #f5f5f5;
    border-color: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .form-control::placeholder {
    color: #888888;
    opacity: 1;
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background-color: #3a3a3a;
    color: #f5f5f5;
    border-color: var(--coffee-accent);
    box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.2);
}

[data-theme="dark"] .input-group-text {
    background-color: #3a3a3a;
    color: #b0b0b0;
    border-color: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .bg-light {
    background-color: #3a3a3a !important;
}

[data-theme="dark"] .bg-secondary {
    background-color: #4a4a4a !important;
}

[data-theme="dark"] .table {
    color: #f5f5f5;
}

[data-theme="dark"] .table tbody td {
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .table-hover tbody tr:hover {
    background-color: rgba(212, 165, 116, 0.1);
}

[data-theme="dark"] .dropdown-menu {
    background-color: #2d2d2d;
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .dropdown-item {
    color: #f5f5f5;
}

[data-theme="dark"] .dropdown-item:hover {
    background-color: #3a3a3a;
    color: var(--coffee-accent);
}

[data-theme="dark"] .modal-content {
    background-color: #2d2d2d;
}

[data-theme="dark"] .btn-close {
    filter: invert(1);
}

[data-theme="dark"] .btn-secondary {
    background-color: #4a4a4a;
    border-color: #5a5a5a;
    color: #f5f5f5;
}

[data-theme="dark"] .btn-secondary:hover {
    background-color: #5a5a5a;
    border-color: #6a6a6a;
}

[data-theme="dark"] .btn-outline-secondary {
    border-color: #6a6a6a;
    color: #b0b0b0;
}

[data-theme="dark"] .btn-outline-secondary:hover {
    background-color: #4a4a4a;
    border-color: #5a5a5a;
    color: #f5f5f5;
}

[data-theme="dark"] .border {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

[data-theme="dark"] .card-footer {
    background-color: rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] code {
    background-color: #3a3a3a;
    color: var(--coffee-accent);
}

[data-theme="dark"] small.text-muted,
[data-theme="dark"] .small.text-muted {
    color: #a0a0a0 !important;
}

[data-theme="dark"] .form-check-input {
    background-color: #3a3a3a;
    border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .form-check-input:checked {
    background-color: var(--coffee-primary);
    border-color: var(--coffee-primary);
}

[data-theme="dark"] .list-group-item {
    background-color: #2d2d2d;
    border-color: rgba(255, 255, 255, 0.1);
    color: #f5f5f5;
}

[data-theme="dark"] hr {
    border-color: rgba(255, 255, 255, 0.1);
}

/* Dark Mode - List Styles ใน Card */
[data-theme="dark"] .card-body .list-unstyled li span:not(.badge),
[data-theme="dark"] .card-body li span.fw-medium,
[data-theme="dark"] .summary-row span,
[data-theme="dark"] .d-flex span:not(.badge):not(.text-success):not(.text-danger):not(.text-warning):not(.text-muted):not(.text-coffee):not([class*="text-"]) {
    color: #f5f5f5;
}

/* Dark Mode - bg-light ที่ใช้ใน Modal หรือ Forms */
[data-theme="dark"] .bg-light {
    background-color: #3a3a3a !important;
    color: #f5f5f5 !important;
}

[data-theme="dark"] .bg-light span,
[data-theme="dark"] .bg-light strong {
    color: #f5f5f5;
}

[data-theme="dark"] .pagination .page-link {
    background-color: #3a3a3a;
    border-color: rgba(255, 255, 255, 0.1);
    color: #b0b0b0;
}

[data-theme="dark"] .pagination .page-item.active .page-link {
    background-color: var(--coffee-primary);
    border-color: var(--coffee-primary);
    color: #fff;
}

[data-theme="dark"] .pagination .page-link:hover {
    background-color: #4a4a4a;
    color: var(--coffee-accent);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans Thai', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* ==================== Typography ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
    color: var(--text-secondary);
    line-height: 1.6;
}

a {
    color: var(--coffee-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--coffee-accent);
}

/* ==================== Layout ==================== */
.wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 20px;
    transition: margin-left var(--transition-normal);
}

.sidebar-collapsed .main-content {
    margin-left: var(--sidebar-collapsed-width);
}

/* ==================== Sidebar ==================== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--coffee-dark) 0%, var(--coffee-primary) 100%);
    padding: 20px 0;
    z-index: 1000;
    transition: width var(--transition-normal);
    overflow-x: hidden;
    overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.sidebar-logo {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--coffee-accent);
    margin-bottom: 10px;
    transition: transform var(--transition-normal);
}

.sidebar-logo:hover {
    transform: scale(1.05);
}

.sidebar-title {
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.sidebar-subtitle {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 0;
    margin: 0;
}

.sidebar-menu-item {
    margin-bottom: 5px;
}

.sidebar-menu-link {
    display: flex;
    align-items: center;
    padding: 12px 25px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.sidebar-menu-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-left-color: var(--coffee-accent);
}

.sidebar-menu-link.active {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border-left-color: var(--coffee-accent);
}

.sidebar-menu-icon {
    width: 20px;
    height: 20px;
    margin-right: 12px;
    opacity: 0.8;
}

.sidebar-menu-text {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Sidebar Collapsed State */
.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar.collapsed .sidebar-title,
.sidebar.collapsed .sidebar-subtitle,
.sidebar.collapsed .sidebar-menu-text {
    display: none;
}

.sidebar.collapsed .sidebar-logo {
    width: 50px;
    height: 50px;
}

.sidebar.collapsed .sidebar-menu-link {
    justify-content: center;
    padding: 15px;
}

.sidebar.collapsed .sidebar-menu-icon {
    margin-right: 0;
}

/* ==================== Top Navigation ==================== */
.top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 25px;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    margin-bottom: 25px;
    box-shadow: 0 4px 20px var(--shadow-color);
    position: relative;
    z-index: 100;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--coffee-primary);
    color: #fff;
}

.user-dropdown {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 15px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-dropdown:hover {
    background: var(--coffee-primary);
    color: #fff;
}

.user-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
}

/* ==================== Cards ==================== */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px var(--shadow-color);
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--shadow-color);
}

.card-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.02);
}

/* Stat Cards */
.stat-card {
    padding: 25px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--coffee-primary) 0%, var(--coffee-secondary) 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.stat-card.green {
    background: linear-gradient(135deg, #28a745 0%, #218838 100%);
}

.stat-card.blue {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
}

.stat-card.orange {
    background: linear-gradient(135deg, #fd7e14 0%, #e8590c 100%);
}

.stat-card.purple {
    background: linear-gradient(135deg, #6f42c1 0%, #5a32a3 100%);
}

.stat-icon {
    font-size: 2.5rem;
    opacity: 0.3;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ==================== Buttons ==================== */
.btn {
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-coffee {
    background: linear-gradient(135deg, var(--coffee-primary) 0%, var(--coffee-secondary) 100%);
    color: #fff;
    border: none;
}

.btn-coffee:hover {
    background: linear-gradient(135deg, var(--coffee-dark) 0%, var(--coffee-primary) 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(111, 78, 55, 0.3);
}

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

.btn-outline-coffee:hover {
    background: var(--coffee-primary);
    color: #fff;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
}

/* ==================== Forms ==================== */
.form-control,
.form-select {
    padding: 12px 15px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--coffee-primary);
    box-shadow: 0 0 0 3px rgba(111, 78, 55, 0.1);
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.input-group-text {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* ==================== Tables ==================== */
.table {
    color: var(--text-primary);
}

.table thead th {
    background: var(--coffee-primary);
    color: #fff;
    font-weight: 600;
    padding: 15px;
    border: none;
}

.table tbody td {
    padding: 15px;
    vertical-align: middle;
    border-color: var(--border-color);
}

.table-hover tbody tr:hover {
    background: rgba(111, 78, 55, 0.05);
}

/* ==================== POS Specific Styles ==================== */
.pos-container {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 20px;
    height: calc(100vh - 120px);
}

.pos-products {
    overflow-y: auto;
}

.pos-cart {
    display: flex;
    flex-direction: column;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 15px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.product-card:hover {
    border-color: var(--coffee-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.product-card.selected {
    border-color: var(--coffee-accent);
    background: rgba(212, 165, 116, 0.1);
}

.product-image {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
}

.product-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-price {
    font-size: 1rem;
    font-weight: 700;
    color: var(--coffee-primary);
}

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

.category-tab {
    padding: 10px 20px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    border: 1px solid var(--border-color);
}

.category-tab:hover,
.category-tab.active {
    background: var(--coffee-primary);
    color: #fff;
    border-color: var(--coffee-primary);
}

/* Cart Styles */
.cart-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
}

.cart-item {
    display: flex;
    align-items: flex-start;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
}

.cart-item-image {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-right: 12px;
}

.cart-item-details {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 3px;
}

.cart-item-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.cart-item-price {
    font-weight: 700;
    color: var(--coffee-primary);
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 8px;
}

.qty-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.qty-btn:hover {
    background: var(--coffee-primary);
    color: #fff;
    border-color: var(--coffee-primary);
}

/* Cart Summary */
.cart-summary {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--coffee-primary);
    border-top: 2px solid var(--border-color);
    padding-top: 15px;
    margin-top: 15px;
}

.cart-actions {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 10px;
    margin-top: 15px;
}

/* ==================== Login Page ==================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--coffee-dark) 0%, var(--coffee-primary) 50%, var(--coffee-secondary) 100%);
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.login-logo {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 50%;
    margin: 0 auto 20px;
    display: block;
    border: 4px solid var(--coffee-accent);
}

.login-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 10px;
}

.login-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* ==================== Modals ==================== */
.modal-content {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 20px 25px;
}

.modal-title {
    color: var(--text-primary);
}

.modal-body {
    padding: 25px;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 15px 25px;
}

/* ==================== Badges ==================== */
.badge {
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.75rem;
}

.badge-coffee {
    background: var(--coffee-primary);
    color: #fff;
}

.badge-success {
    background: var(--success-color);
    color: #fff;
}

.badge-warning {
    background: var(--warning-color);
    color: #333;
}

.badge-danger {
    background: var(--danger-color);
    color: #fff;
}

/* ==================== Alerts ==================== */
.alert {
    border-radius: var(--radius-md);
    border: none;
    padding: 15px 20px;
}

/* ==================== Utilities ==================== */
.text-coffee {
    color: var(--coffee-primary) !important;
}

.bg-coffee {
    background-color: var(--coffee-primary) !important;
}

.bg-coffee-gradient {
    background: linear-gradient(135deg, var(--coffee-primary) 0%, var(--coffee-secondary) 100%) !important;
}

.shadow-coffee {
    box-shadow: 0 4px 20px rgba(111, 78, 55, 0.2);
}

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

/* ==================== Loading Animation ==================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--coffee-cream);
    border-top: 4px solid var(--coffee-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==================== Coffee Cup Animation ==================== */
.coffee-steam {
    position: relative;
}

.coffee-steam::before,
.coffee-steam::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 20px;
    background: var(--coffee-cream);
    border-radius: 50%;
    opacity: 0;
    animation: steam 2s infinite;
}

.coffee-steam::before {
    left: 30%;
    animation-delay: 0.5s;
}

.coffee-steam::after {
    left: 60%;
}

@keyframes steam {
    0% {
        opacity: 0;
        transform: translateY(0) scaleX(1);
    }
    50% {
        opacity: 0.5;
        transform: translateY(-20px) scaleX(1.5);
    }
    100% {
        opacity: 0;
        transform: translateY(-40px) scaleX(2);
    }
}

/* ==================== Responsive ==================== */
@media (max-width: 1200px) {
    .pos-container {
        grid-template-columns: 1fr 350px;
    }
}

@media (max-width: 992px) {
    .sidebar {
        width: var(--sidebar-collapsed-width);
    }
    
    .sidebar .sidebar-title,
    .sidebar .sidebar-subtitle,
    .sidebar .sidebar-menu-text {
        display: none;
    }
    
    .sidebar .sidebar-logo {
        width: 50px;
        height: 50px;
    }
    
    .sidebar .sidebar-menu-link {
        justify-content: center;
        padding: 15px;
    }
    
    .sidebar .sidebar-menu-icon {
        margin-right: 0;
    }
    
    .main-content {
        margin-left: var(--sidebar-collapsed-width);
    }
    
    .pos-container {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .pos-cart {
        position: fixed;
        bottom: 0;
        left: var(--sidebar-collapsed-width);
        right: 0;
        height: 60px;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 10px 20px;
        background: var(--bg-card);
        box-shadow: 0 -4px 20px var(--shadow-color);
        z-index: 100;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .sidebar .sidebar-title,
    .sidebar .sidebar-subtitle,
    .sidebar .sidebar-menu-text {
        display: block;
    }
    
    .sidebar .sidebar-logo {
        width: 80px;
        height: 80px;
    }
    
    .sidebar .sidebar-menu-link {
        justify-content: flex-start;
        padding: 12px 25px;
    }
    
    .sidebar .sidebar-menu-icon {
        margin-right: 12px;
    }
    
    /* แก้ไข layout หลักสำหรับมือถือ */
    .wrapper {
        display: block;
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .main-content {
        margin-left: 0;
        padding: 10px;
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        box-sizing: border-box;
    }
    
    /* Top Navigation */
    .top-nav {
        padding: 10px 15px;
        margin-bottom: 15px;
        border-radius: var(--radius-md);
    }
    
    .page-title {
        font-size: 1.1rem;
        gap: 8px;
    }
    
    .page-title span {
        font-size: 1rem;
    }
    
    /* User Dropdown */
    .user-dropdown {
        padding: 5px 8px;
    }
    
    .user-avatar {
        width: 30px;
        height: 30px;
    }
    
    .theme-toggle {
        width: 35px;
        height: 35px;
    }
    
    .nav-actions {
        gap: 8px;
    }
    
    .pos-cart {
        left: 0;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }
    
    /* Cards */
    .card {
        border-radius: var(--radius-md);
    }
    
    .card:hover {
        transform: none;
    }
    
    /* Row Gutters */
    .row {
        --bs-gutter-x: 0.75rem;
    }
}

/* ==================== Print Styles ==================== */
@media print {
    .sidebar,
    .top-nav,
    .btn,
    .no-print {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
        padding: 0;
    }
    
    body {
        background: #fff;
        color: #000;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}