:root {
    --primary-color: #4a90e2;
    --primary-dark: #357abd;
    --secondary-color: #2c3e50;
    --background-color: #f4f6f9;
    --text-color: #333;
    --text-light: #666;
    --white: #ffffff;
    --danger: #e74c3c;
    --success: #2ecc71;
    --warning: #f1c40f;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    --border-radius: 8px;
}

/* Reset & Basic Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Navbar */
.navbar {
    background: var(--secondary-color);
    color: var(--white);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    transition: 0.3s;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-links a:hover {
    color: var(--white);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Cards & Layout */
.card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 20px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.page-title {
    font-size: 1.8rem;
    color: var(--secondary-color);
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary-color);
}

input,
select,
textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.3s;
    gap: 8px;
}

.btn:hover {
    background: var(--primary-dark);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

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

.btn-danger:hover {
    background: #c0392b;
}

.btn-secondary {
    background: #95a5a6;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

/* Status Labels */
.status-new {
    color: #3498db;
    background: rgba(52, 152, 219, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.status-process {
    color: #f39c12;
    background: rgba(243, 156, 18, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.status-completed {
    color: #2ecc71;
    background: rgba(46, 204, 113, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.status-cancelled {
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

th,
td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    background: #f8f9fa;
    font-weight: 600;
    color: var(--secondary-color);
}

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

/* Login Page */
.login-container {
    max-width: 400px;
    margin: 4rem auto;
    text-align: center;
}

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

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.stat-info p {
    color: var(--text-light);
}

.stat-icon {
    font-size: 2.5rem;
    opacity: 0.2;
    color: var(--secondary-color);
}

/* Comments */
.comment-box {
    border-top: 1px solid #eee;
    margin-top: 2rem;
    padding-top: 2rem;
}

.comment-list {
    list-style: none;
    margin-bottom: 2rem;
}

.comment-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary-color);
}

.comment-meta {
    font-size: 0.85rem;
    color: #7f8c8d;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
}

.fw-bold {
    font-weight: 600;
}