/* Cafe Management System - Custom Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --bg-cream: #faf7f2;
    --bg-white: #ffffff;
    --text-dark: #2c1d11;
    --text-muted: #6e5e53;
    --primary-espresso: #4a3429;
    --primary-light: #5c4437;
    --accent-gold: #c98236;
    --accent-gold-hover: #b06f2b;
    --accent-light-gold: #fcf1e5;
    
    /* Semantic Colors */
    --color-pending: #f59e0b;
    --color-preparing: #3b82f6;
    --color-served: #8b5cf6;
    --color-paid: #10b981;
    --color-danger: #ef4444;
    --color-border: #e6dfd5;
    
    /* Layout Constants */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 2px 4px rgba(44, 29, 17, 0.04);
    --shadow-md: 0 4px 12px rgba(44, 29, 17, 0.08);
    --shadow-lg: 0 8px 24px rgba(44, 29, 17, 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-cream);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-espresso);
    letter-spacing: -0.02em;
}

/* Authentication Page Layout (index.html / register.html) */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background: radial-gradient(circle at 10% 20%, rgba(92, 68, 55, 0.05) 0%, rgba(74, 52, 41, 0.1) 90.2%);
}

.auth-card {
    background-color: var(--bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 440px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-espresso), var(--accent-gold));
}

.auth-header {
    margin-bottom: 30px;
}

.auth-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-espresso);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 8px;
}

.auth-logo i {
    color: var(--accent-gold);
}

.auth-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--primary-espresso);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    font-family: var(--font-body);
    background-color: var(--bg-cream);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--text-dark);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-gold);
    background-color: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(201, 130, 54, 0.15);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 100%;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-espresso);
    color: var(--bg-white);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.btn-accent {
    background-color: var(--accent-gold);
    color: var(--bg-white);
}

.btn-accent:hover {
    background-color: var(--accent-gold-hover);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-danger:hover {
    filter: brightness(0.9);
}

.auth-footer {
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--accent-gold);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Dashboard App Layout */
.app-header {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.app-brand {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-espresso);
    display: flex;
    align-items: center;
    gap: 8px;
}

.app-brand i {
    color: var(--accent-gold);
}

.app-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-badge {
    background-color: var(--accent-light-gold);
    border: 1px solid var(--color-border);
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-espresso);
    display: flex;
    align-items: center;
    gap: 6px;
}

.logout-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.logout-btn:hover {
    color: var(--color-danger);
    background-color: rgba(239, 68, 68, 0.05);
}

.app-container {
    max-width: 1400px;
    margin: 32px auto;
    padding: 0 24px;
}

.dashboard-title-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.dashboard-title-bar h2 {
    font-size: 1.8rem;
}

/* Dashboard Grid Layouts */
.grid-container {
    display: grid;
    gap: 24px;
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid-admin {
    grid-template-columns: 2fr 1fr;
}

.grid-waiter {
    grid-template-columns: 1.2fr 1.8fr;
}

.grid-counter {
    grid-template-columns: 1fr 1.5fr;
}

@media (max-width: 992px) {
    .grid-admin, .grid-waiter, .grid-counter {
        grid-template-columns: 1fr;
    }
}

.card {
    background-color: var(--bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    min-width: 0;
}

.card-title {
    font-size: 1.2rem;
    border-bottom: 2px solid var(--bg-cream);
    padding-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: var(--bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background-color: var(--accent-light-gold);
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-val {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-espresso);
    font-family: var(--font-heading);
}

/* Table Selection Grid (Waiter) */
.tables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 16px;
}

.table-node {
    background-color: var(--bg-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px 12px;
    text-align: center;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 700;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: center;
}

.table-node:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.table-node.empty {
    border-color: var(--color-paid);
    color: var(--color-paid);
    background-color: rgba(16, 185, 129, 0.02);
}

.table-node.empty:hover {
    background-color: rgba(16, 185, 129, 0.06);
}

.table-node.active-order {
    border-color: var(--color-pending);
    color: var(--color-pending);
    background-color: rgba(245, 158, 11, 0.02);
}

.table-node.active-order:hover {
    background-color: rgba(245, 158, 11, 0.06);
}

.table-node.selected {
    border-color: var(--accent-gold);
    background-color: var(--accent-light-gold);
    color: var(--accent-gold);
}

.table-badge {
    font-size: 0.75rem;
    font-family: var(--font-body);
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 50px;
    background-color: var(--color-border);
    color: var(--text-dark);
}

.table-node.empty .table-badge {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--color-paid);
}

.table-node.active-order .table-badge {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--color-pending);
}

/* Menu Grid */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.menu-card {
    background-color: var(--bg-cream);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 120px;
}

.menu-card:hover {
    border-color: var(--accent-gold);
    background-color: var(--bg-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.menu-card-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-espresso);
    margin-bottom: 8px;
}

.menu-card-price {
    font-size: 0.95rem;
    color: var(--accent-gold);
    font-weight: 700;
    font-family: var(--font-heading);
}

/* Order Constructor / Cart list */
.order-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 350px;
    overflow-y: auto;
    padding-right: 4px;
}

.order-item-row {
    background-color: var(--bg-cream);
    border-radius: var(--radius-sm);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-left: 3px solid var(--accent-gold);
}

.order-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
}

.order-item-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

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

.btn-qty {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background-color: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: bold;
}

.order-item-inputs {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 8px;
}

.order-item-inputs input {
    padding: 6px 10px;
    font-size: 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

/* Common Table design */
.custom-table-wrapper {
    overflow-x: auto;
    width: 100%;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

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

.custom-table th {
    background-color: var(--bg-cream);
    color: var(--primary-espresso);
    font-family: var(--font-heading);
    font-weight: 600;
}

.custom-table tbody tr:hover {
    background-color: rgba(92, 68, 55, 0.02);
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-pending { background-color: rgba(245, 158, 11, 0.15); color: var(--color-pending); }
.badge-preparing { background-color: rgba(59, 130, 246, 0.15); color: var(--color-preparing); }
.badge-served { background-color: rgba(139, 92, 246, 0.15); color: var(--color-served); }
.badge-paid { background-color: rgba(16, 185, 129, 0.15); color: var(--color-paid); }
.badge-unassigned { background-color: rgba(239, 68, 68, 0.15); color: var(--color-danger); }

/* Live Feed / Activity log */
.feed-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 4px;
}

.feed-item {
    padding: 12px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-cream);
    border-left: 4px solid var(--color-border);
    display: flex;
    gap: 12px;
    font-size: 0.9rem;
}

.feed-item.order-event { border-left-color: var(--color-pending); }
.feed-item.bill-event { border-left-color: var(--color-paid); }

.feed-icon {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
}

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

.feed-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Dialog Overlay / Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(44, 29, 17, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 480px;
    padding: 32px;
    position: relative;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.open .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-muted);
}

.modal-close:hover {
    color: var(--text-dark);
}

.modal-title {
    margin-bottom: 20px;
    font-size: 1.4rem;
}

/* Toast System */
#toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background-color: var(--primary-espresso);
    color: var(--bg-white);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    min-width: 300px;
    transform: translateY(20px);
    opacity: 0;
    animation: toast-in var(--transition-normal) forwards;
}

.toast.success { border-left: 4px solid var(--color-paid); }
.toast.error { border-left: 4px solid var(--color-danger); }
.toast.info { border-left: 4px solid var(--color-preparing); }

@keyframes toast-in {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* QR Code Display Card */
.qr-display-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;
    margin: 16px 0;
}

.qr-image-wrapper {
    padding: 12px;
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.qr-image-wrapper img {
    display: block;
    max-width: 200px;
}

.qr-amount-pill {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--accent-gold);
    font-family: var(--font-heading);
    background-color: var(--accent-light-gold);
    padding: 6px 16px;
    border-radius: 50px;
}

/* Split Payment Form Elements */
.split-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    background-color: var(--bg-cream);
    padding: 16px;
    border-radius: var(--radius-sm);
}

.split-totals {
    grid-column: span 2;
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Pending approval container */
.pending-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 24px 0;
}

.pending-icon {
    font-size: 3rem;
    color: var(--color-pending);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.feed-item.table-event {
    border-left-color: var(--accent-gold);
}

/* ==================================================
   MOBILE RESPONSIVE OVERRIDES
   ================================================== */
@media (max-width: 600px) {
    body {
        font-size: 14px;
    }
    
    .app-header {
        padding: 12px 16px;
        flex-direction: column;
        gap: 10px;
        align-items: center;
        text-align: center;
    }
    
    .app-nav {
        gap: 10px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .app-container {
        margin: 16px auto;
        padding: 0 12px;
    }

    .dashboard-title-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .card {
        padding: 16px;
        gap: 12px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .stat-card {
        padding: 12px;
        gap: 8px;
    }

    .stat-icon {
        width: 36px;
        height: 36px;
        font-size: 1.1rem;
    }

    .stat-val {
        font-size: 1.2rem;
    }

    .tables-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 10px;
    }

    .table-node {
        padding: 16px 8px;
    }

    .menu-grid {
        grid-template-columns: 1fr 1fr; /* 2 columns on mobile devices */
        gap: 10px;
    }

    .menu-card {
        padding: 10px;
        min-height: 100px;
    }

    .menu-card-name {
        font-size: 0.9rem;
    }

    .order-item-inputs {
        grid-template-columns: 1fr; /* Stack instructions and upcharge on mobile */
    }

    .order-item-inputs input {
        font-size: 16px !important;
    }

    .modal-content {
        padding: 20px;
        width: 95%;
        max-height: 90vh;
        overflow-y: auto;
    }

    .custom-table th, .custom-table td {
        padding: 8px 10px;
        font-size: 0.75rem;
    }

    .btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }

    /* Waiter builder footer adjustments */
    #order-constructor-panel .btn {
        width: 100%;
    }
}