/* Global Styles */
:root {
    --primary-color: #722F37;
    --secondary-color: #8B4513;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-text: #ecf0f1;
    --background-color: #f5f5f5;
    --card-background: #ffffff;
    --border-color: #ddd;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #c0392b;
    --sidebar-width: 250px;
    --header-height: 60px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--primary-color);
    color: white;
    position: fixed;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

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

.sidebar-header h2 {
    font-size: 1.5rem;
    margin: 0;
}

.nav-links {
    list-style: none;
    padding: 20px 0;
    flex-grow: 1;
}

.nav-links li {
    padding: 0;
}

.nav-links a {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    transition: background-color 0.3s;
}

.nav-links a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-links li.active a {
    background-color: rgba(255, 255, 255, 0.2);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 20px;
    min-height: 100vh;
}

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

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

/* Cards */
.card {
    background-color: var(--card-background);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.card-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
    font-size: 1.2rem;
    color: var(--text-color);
}

.card-body {
    padding: 1rem;
}

/* Grid Layouts */
.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

/* Forms and Inputs */
.filters {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-weight: 500;
    color: #666;
}

.filter-group select {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
}

/* Buttons */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    transition: background-color 0.3s;
}

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

.btn-primary:hover {
    background-color: #5a252c;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

.btn-danger:hover {
    background-color: #c82333;
}

/* Tables */
.table-container {
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #495057;
}

tbody tr:hover {
    background-color: #f8f9fa;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: white;
    border-top: 1px solid var(--border-color);
}

#pageInfo {
    color: #666;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.modal-content {
    position: relative;
    background-color: white;
    margin: 50px auto;
    padding: 20px;
    width: 90%;
    max-width: 800px;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    color: var(--primary-color);
}

.close {
    font-size: 24px;
    font-weight: bold;
    color: #666;
    cursor: pointer;
}

.close:hover {
    color: #333;
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }

    .sidebar-header h2,
    .nav-links a span {
        display: none;
    }

    .nav-links a {
        justify-content: center;
        padding: 15px;
    }

    .nav-links a i {
        margin: 0;
    }

    .main-content {
        margin-left: 60px;
    }

    .search-box {
        width: 200px;
    }

    .filters {
        flex-direction: column;
    }

    .filter-group {
        width: 100%;
    }

    .filter-group select {
        flex: 1;
    }
}

/* Login Page Styles */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--background-color);
}

.login-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 10px;
}

.login-header p {
    color: #666;
    font-size: 1rem;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.login-form input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.login-form button {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.login-form button:hover {
    background-color: var(--primary-dark);
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    color: #666;
    font-size: 0.9rem;
}

/* Responsive adjustments for login page */
@media (max-width: 480px) {
    .login-card {
        margin: 20px;
        padding: 30px;
    }
}

/* Wine Cards */
.wine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.wine-card {
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.wine-card-header {
    padding: 15px;
    background-color: var(--primary-color);
    color: white;
}

.wine-card-body {
    padding: 15px;
}

.wine-card-actions {
    padding: 15px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Alert Styles */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Chart Containers */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* Search Box */
.search-box {
    position: relative;
    width: 300px;
}

.search-box input {
    width: 100%;
    padding: 8px 35px 8px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
}

.search-box i {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
}

/* Action Buttons */
.action-btn {
    padding: 0.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    color: white;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

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

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

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

/* Status Badges */
.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-active {
    background-color: var(--success-color);
    color: white;
}

.status-inactive {
    background-color: var(--danger-color);
    color: white;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

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

/* Reports Page Specific Styles */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.chart-card {
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

.chart-card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.summary-card {
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
}

.summary-card h3 {
    color: #666;
    font-size: 1rem;
    margin-bottom: 10px;
}

.summary-card p {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
}

.period-selector {
    display: flex;
    align-items: center;
    gap: 15px;
}

.period-selector select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
    font-size: 14px;
}

.date-range {
    display: flex;
    align-items: center;
    gap: 10px;
}

.date-range input {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
}

/* Responsive adjustments for reports page */
@media (max-width: 1200px) {
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }

    .summary-cards {
        grid-template-columns: 1fr;
    }

    .period-selector {
        flex-direction: column;
        align-items: stretch;
    }

    .date-range {
        flex-direction: column;
    }
}