/* KPSS 2026 Asistan - Ana Stil Dosyası */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0B0D0C;
    --bg-secondary: #232626;
    --bg-tertiary: #888C8C;
    --accent: #147322;
    --accent-hover: #1a9c2e;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --danger: #dc3545;
    --success: #28a745;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* Scrollbar Stilleri */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header / Navbar */
.navbar {
    background-color: var(--bg-secondary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.navbar-brand:hover {
    color: var(--accent-hover);
}

.navbar-menu {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
    list-style: none;
}

.navbar-menu a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.navbar-menu a:hover,
.navbar-menu a.active {
    background-color: var(--accent);
    transform: translateY(-2px);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.navbar-user span {
    color: var(--text-secondary);
}

.btn-logout {
    background-color: var(--danger);
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    background-color: #c82333;
    transform: translateY(-2px);
}

/* Motivasyon Banner */
.motivation-banner {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--accent) 100%);
    padding: 20px;
    margin: 20px 0;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.countdown-box {
    background-color: rgba(0,0,0,0.3);
    padding: 15px 25px;
    border-radius: 10px;
    text-align: center;
}

.countdown-box h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.countdown-box .countdown {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--text-primary);
}

.motivation-text {
    flex: 1;
    text-align: center;
    font-size: 1.2rem;
    font-style: italic;
    color: var(--text-primary);
    padding: 0 20px;
}

/* Panel / Card */
.panel {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.panel-title {
    font-size: 1.3rem;
    color: var(--accent);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Grafik Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.chart-item {
    background-color: var(--bg-primary);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease;
}

.chart-item:hover {
    transform: translateY(-5px);
}

.chart-item h4 {
    margin-top: 15px;
    color: var(--text-primary);
}

.chart-container {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 auto;
}

.chart-percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    font-weight: bold;
}

/* Form Stilleri */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    background-color: var(--bg-primary);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

select.form-control {
    cursor: pointer;
}

/* Butonlar */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

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

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

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

.table th {
    background-color: var(--bg-primary);
    color: var(--accent);
    font-weight: 600;
}

.table tr:hover {
    background-color: rgba(20, 115, 34, 0.1);
}

/* Checkbox Stilleri */
.checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-container input[type="checkbox"] {
    width: 22px;
    height: 22px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Haftalık Program */
.week-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.day-card {
    background-color: var(--bg-primary);
    border-radius: 12px;
    padding: 15px;
    min-height: 200px;
}

.day-card.today {
    border: 2px solid var(--accent);
}

.day-card h4 {
    color: var(--accent);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--bg-tertiary);
    text-align: center;
}

.day-item {
    background-color: var(--bg-secondary);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.day-item .ders-adi {
    font-weight: bold;
    color: var(--accent);
}

.day-item .konu {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Login Sayfası */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    background-color: var(--bg-secondary);
    padding: 40px;
    border-radius: 16px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.login-box h1 {
    text-align: center;
    color: var(--accent);
    margin-bottom: 10px;
    font-size: 1.8rem;
}

.login-box .subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.login-box .btn {
    width: 100%;
    justify-content: center;
    margin-top: 10px;
}

.login-links {
    text-align: center;
    margin-top: 20px;
}

.login-links a {
    color: var(--accent);
    text-decoration: none;
}

.login-links a:hover {
    text-decoration: underline;
}

/* Alert Mesajları */
.alert {
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.2);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.alert-info {
    background-color: rgba(20, 115, 34, 0.2);
    border: 1px solid var(--accent);
    color: var(--accent);
}

/* Konu Listesi */
.ders-section {
    margin-bottom: 30px;
}

.ders-header {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: var(--bg-primary);
    border-radius: 10px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ders-header:hover {
    background-color: rgba(20, 115, 34, 0.1);
}

.ders-color {
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.ders-header h3 {
    flex: 1;
}

.ders-progress {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.konu-list {
    padding-left: 20px;
}

.konu-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 15px;
    background-color: var(--bg-primary);
    border-radius: 8px;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.konu-item:hover {
    background-color: rgba(20, 115, 34, 0.1);
}

.konu-item.completed {
    opacity: 0.7;
}

.konu-item.completed span {
    text-decoration: line-through;
}

/* Soru Takip Form */
.soru-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

/* Rapor Kartları */
.report-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.report-card {
    background-color: var(--bg-primary);
    border-radius: 12px;
    padding: 20px;
}

.report-card h4 {
    color: var(--accent);
    margin-bottom: 15px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--bg-tertiary);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-value {
    font-weight: bold;
    color: var(--accent);
}

/* Büyük Sayaç */
.big-countdown {
    background: linear-gradient(135deg, var(--accent) 0%, #0d5c1a 100%);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    margin: 30px 0;
}

.big-countdown h2 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.big-countdown .countdown-display {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.countdown-item {
    background-color: rgba(0,0,0,0.3);
    padding: 20px 30px;
    border-radius: 12px;
    min-width: 100px;
}

.countdown-item .number {
    font-size: 2.5rem;
    font-weight: bold;
    display: block;
}

.countdown-item .label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 1024px) {
    .week-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
    }
    
    .navbar-menu {
        width: 100%;
        justify-content: center;
    }
    
    .week-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .motivation-banner {
        flex-direction: column;
        text-align: center;
    }
    
    .charts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .week-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .navbar-menu a {
        padding: 8px 10px;
        font-size: 0.85rem;
    }
    
    .countdown-item {
        padding: 15px 20px;
        min-width: 80px;
    }
    
    .countdown-item .number {
        font-size: 1.8rem;
    }
}

/* Admin Panel Stilleri */
.admin-panel {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.admin-header {
    background-color: var(--bg-secondary);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-header h1 {
    color: var(--accent);
}

.admin-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 20px;
}

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

.ders-list-admin {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
}

.ders-item-admin {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background-color: var(--bg-primary);
    border-radius: 8px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ders-item-admin:hover,
.ders-item-admin.active {
    border-left: 3px solid var(--accent);
}

.konu-list-admin {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
}

.konu-item-admin {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: var(--bg-primary);
    border-radius: 8px;
    margin-bottom: 8px;
}

.konu-item-admin .actions {
    display: flex;
    gap: 5px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h2 {
    color: var(--accent);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}

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