/* Global Styles & Variables */
:root {
    --primary-color: #0d9488;
    /* Teal-600 */
    --primary-hover: #0f766e;
    /* Teal-700 */
    --secondary-color: #1e293b;
    /* Slate-800 */
    --bg-color: #f1f5f9;
    /* Slate-100 */
    --card-bg: #ffffff;
    --text-main: #0f172a;
    /* Slate-900 */
    --text-muted: #64748b;
    /* Slate-500 */
    --border-color: #e2e8f0;
    /* Slate-200 */
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    color: var(--text-main);
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    border: 1px solid transparent;
    font-size: 0.875rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(13, 148, 136, 0.2);
}

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

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

.card {
    background: var(--card-bg);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

/* Login Page Styles */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f0fdfa 0%, #ccfbf1 100%);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
    border-top: 4px solid var(--primary-color);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 1.875rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border-radius: 0.375rem;
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

/* Dashboard Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--secondary-color);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 10;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

.nav-menu {
    flex: 1;
    padding: 1.5rem 0.75rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: #94a3b8;
    border-radius: 0.375rem;
    margin-bottom: 0.25rem;
    transition: all 0.2s;
    font-size: 0.95rem;
    cursor: pointer;
}

.nav-item:hover,
.nav-item.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.user-profile {
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.25rem;
}

.user-info h4 {
    font-size: 0.9rem;
    color: white;
}

.user-info p {
    font-size: 0.75rem;
    color: #94a3b8;
}

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 2rem;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.5rem;
    color: var(--text-main);
}

/* Meal Card */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-main);
}

.voting-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.vote-card {
    padding: 2rem;
}

.meal-options {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.meal-option {
    flex: 1;
    cursor: pointer;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
    text-align: center;
    transition: all 0.2s;
}

.meal-option:hover {
    border-color: var(--primary-color);
    background-color: rgba(13, 148, 136, 0.05);
}

.meal-option.selected {
    border-color: var(--primary-color);
    background-color: rgba(13, 148, 136, 0.1);
    position: relative;
}

.meal-option.selected::after {
    content: '✓';
    position: absolute;
    top: 5px;
    right: 5px;
    color: var(--primary-color);
    font-weight: bold;
}

/* Table Styles */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    padding: 1rem;
    background-color: #f8fafc;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 0.875rem;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-active {
    background-color: #dcfce7;
    color: #166534;
}

.status-inactive {
    background-color: #f1f5f9;
    color: #64748b;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {

    /* Layout */
    .app-layout {
        flex-direction: column;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        width: 280px;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        padding: 1rem;
        width: 100%;
    }

    /* Mobile Header */
    .mobile-menu-btn {
        display: inline-flex !important;
    }

    .page-title {
        font-size: 1.25rem;
    }

    /* Overlay */
    #sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9;
        display: none;
        backdrop-filter: blur(2px);
    }

    #sidebar-overlay.active {
        display: block;
    }

    /* Grids & Cards */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .voting-section {
        grid-template-columns: 1fr;
    }

    /* Login Page */
    .login-card {
        padding: 1.5rem;
        margin: 1rem;
    }

    /* Reports Layout */
    #view-reports>div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }

    /* Make detail view appear below summary on mobile */
    .card[style*="position: sticky"] {
        position: static !important;
    }

    /* Forms */
    #view-reports .card>div {
        flex-direction: column;
        align-items: stretch !important;
    }

    #reportSearch {
        width: 100% !important;
    }

    /* Table Responsive */
    .card {
        padding: 1rem !important;
    }

    .data-table {
        display: block;
        width: 100%;
        overflow-x: auto;
        white-space: nowrap;
    }

    th,
    td {
        padding: 0.75rem;
    }
}

/* Tablet / Small Laptop */
@media (min-width: 769px) and (max-width: 1024px) {
    .sidebar {
        width: 220px;
    }

    .main-content {
        margin-left: 220px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    /* Hidden by default */
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    width: 100%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    animation: fadeIn 0.3s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

/* Toast Notification */
.toast-notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--secondary-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 2000;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease-out;
}

.toast-notification.show {
    opacity: 1;
    transform: translateY(0);
}

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

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