/* ==================== RESET & BASE STYLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

/* ==================== LOGIN PAGE STYLES ==================== */
.login-container {
    max-width: 450px;
    margin: 100px auto;
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-container h2 {
    text-align: center;
    color: #2c3e50;
    font-size: 28px;
    margin-bottom: 10px;
}

.login-container h3 {
    text-align: center;
    color: #7f8c8d;
    font-size: 18px;
    font-weight: normal;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #3498db;
    display: inline-block;
    width: auto;
    margin-left: auto;
    margin-right: auto;
}

.login-container .form-group {
    margin-bottom: 25px;
}

.login-container label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 14px;
}

.login-container input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.login-container input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.login-container button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-container button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.login-container button:active {
    transform: translateY(0);
}

/* ==================== HEADER & NAVIGATION ==================== */
.header {
    background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%);
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header h1 {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.nav a {
    color: white;
    text-decoration: none;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* ==================== CONTAINER ==================== */
.container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

/* ==================== CARDS ==================== */
.card {
    background: white;
    border-radius: 16px;
    padding: 1.8rem;
    margin-bottom: 1.8rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card h2 {
    color: #2c3e50;
    margin-bottom: 1.2rem;
    border-left: 4px solid #3498db;
    padding-left: 15px;
    font-size: 1.6rem;
}

.card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* ==================== DASHBOARD STATS ==================== */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.8rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: white;
    padding: 1.8rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.stat-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    color: #7f8c8d;
    margin-top: 0.6rem;
    font-size: 1rem;
    font-weight: 500;
}

/* ==================== TABLES ==================== */
table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

th, td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid #ecf0f1;
}

th {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tr:hover {
    background: #f8f9fa;
}

/* ==================== FORMS ==================== */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.6rem;
    font-weight: 600;
    color: #2c3e50;
    font-size: 14px;
}

input, select, textarea {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: inherit;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* ==================== BUTTONS ==================== */
button, .btn {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    margin-right: 8px;
}

button:hover, .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

button:active, .btn:active {
    transform: translateY(0);
}

.btn-danger {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.btn-danger:hover {
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.btn-success {
    background: linear-gradient(135deg, #27ae60 0%, #1e8449 100%);
}

.btn-success:hover {
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.3);
}

/* ==================== ALERT MESSAGES ==================== */
.alert {
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 1.2rem;
    font-weight: 500;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border-left: 4px solid #dc3545;
}

/* ==================== TEAM PAGE ==================== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.team-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.team-avatar {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    margin: 0 auto 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    color: white;
    transition: transform 0.3s ease;
}

.team-card:hover .team-avatar {
    transform: scale(1.05);
}

.team-card h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.team-card p {
    color: #7f8c8d;
    margin: 0.5rem 0;
    font-size: 14px;
}

/* ==================== SEARCH BAR ==================== */
.search-bar {
    margin-bottom: 1.5rem;
    display: flex;
    gap: 0.8rem;
}

.search-bar input {
    flex: 1;
}

.search-bar button {
    margin-right: 0;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 1rem;
    }
    
    .stats {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .nav {
        justify-content: center;
    }
    
    .nav a {
        padding: 0.4rem 0.8rem;
        font-size: 14px;
    }
    
    .container {
        margin: 1rem auto;
    }
    
    .card {
        padding: 1.2rem;
    }
    
    table {
        font-size: 13px;
    }
    
    th, td {
        padding: 10px 8px;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .login-container {
        margin: 50px 20px;
        padding: 30px 20px;
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .stats {
        grid-template-columns: 1fr;
    }
    
    .nav {
        flex-direction: column;
        width: 100%;
    }
    
    .nav a {
        text-align: center;
    }
    
    .btn, button {
        width: 100%;
        margin-bottom: 8px;
    }
    
    .search-bar {
        flex-direction: column;
    }
}

/* ==================== PRINT STYLES ==================== */
@media print {
    .header, .nav, .btn, button, .search-bar {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    body {
        background: white;
    }
}

/* ==================== UTILITY CLASSES ==================== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* ==================== LOADING ANIMATION ==================== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ==================== BADGES ==================== */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-warning {
    background: #fff3cd;
    color: #856404;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

/* ==================== FOOTER ==================== */
footer {
    text-align: center;
    padding: 1.5rem;
    color: #7f8c8d;
    font-size: 14px;
    border-top: 1px solid #ecf0f1;
    margin-top: 2rem;
}
img {
    size: 100px;
    width: 100px;
    height: 70px;
    width: ;
}