/* DUTS Mobil İstatistik Paneli - Açık Tema */

:root {
    --page-bg:        #f1f5f9;
    --surface:        #ffffff;
    --surface-muted:  #f8fafc;
    --primary-mid:    #ffffff;
    --accent-blue:    #2563eb;
    --accent-green:   #16a34a;
    --accent-red:     #dc2626;
    --accent-orange:  #d97706;
    --text-primary:   #0f172a;
    --text-secondary: #64748b;
    --card-bg:        #ffffff;
    --card-border:    #e2e8f0;
    --summary-bg:     #ffffff;
    --android-color:  #16a34a;
    --ios-color:      #475569;
    --shadow-sm:      0 1px 3px rgba(15, 23, 42, 0.06);
    --shadow-md:      0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-hover:   0 8px 24px rgba(15, 23, 42, 0.1);
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--page-bg);
    color: var(--text-primary);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
}

/* Navbar */
.top-navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--card-border);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
}

.top-navbar .container-fluid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.navbar-brand {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary) !important;
}

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

/* Tarih Filtresi */
.filter-card {
    background: var(--summary-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.filter-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

.filter-input {
    background: var(--surface-muted);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
}

.filter-input:focus {
    background: var(--surface);
    border-color: var(--accent-blue);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
}

.filter-hint {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.filter-divider {
    border-color: var(--card-border);
    margin: 1.25rem 0;
}

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

.filter-btn {
    font-weight: 500;
}

.stat-card-empty .stat-value {
    color: var(--text-secondary);
    font-size: 1.5rem;
}

/* Bölüm Başlıkları */
.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0;
}

.platform-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--card-border);
}

/* Yönetici Özeti */
.summary-card {
    background: var(--summary-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.summary-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

.summary-subtitle {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-blue);
    margin-bottom: 0.75rem;
}

.summary-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.summary-list li {
    padding: 0.4rem 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.summary-list li strong {
    color: var(--text-primary);
}

.summary-list li i {
    margin-right: 0.5rem;
    width: 1.2rem;
}

.summary-highlight {
    grid-column: 1 / -1;
    background: var(--surface-muted);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    color: var(--text-secondary);
    border-left: 4px solid var(--accent-blue);
    margin-top: 0.5rem;
}

.summary-highlight strong {
    color: var(--text-primary);
}

.highlight-up {
    border-left-color: var(--accent-green);
}

.highlight-up strong {
    color: var(--accent-green);
}

.highlight-down {
    border-left-color: var(--accent-red);
}

.highlight-down strong {
    color: var(--accent-red);
}

/* İstatistik Kartları */
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.25rem;
    height: 100%;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    line-height: 1.3;
    max-width: 80%;
}

.stat-icon {
    font-size: 1.1rem;
    color: var(--accent-blue);
    opacity: 0.85;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.stat-change {
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.15rem;
}

.stat-change i {
    font-size: 1.1rem;
}

.trend-up {
    color: var(--accent-green);
}

.trend-down {
    color: var(--accent-red);
}

.trend-neutral {
    color: var(--text-secondary);
}

/* Grafik Kartları */
.chart-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    height: 100%;
    box-shadow: var(--shadow-sm);
}

.chart-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.chart-container {
    position: relative;
    height: 280px;
}

.chart-container-sm {
    height: 220px;
}

/* Karşılaştırma */
.comparison-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.comparison-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--surface-muted);
    border: 1px solid var(--card-border);
    border-radius: 10px;
}

.comparison-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.android-item .comparison-icon {
    background: rgba(22, 163, 74, 0.12);
    color: var(--android-color);
}

.ios-item .comparison-icon {
    background: rgba(71, 85, 105, 0.1);
    color: var(--ios-color);
}

.comparison-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.comparison-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.comparison-percent {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.comparison-total {
    text-align: center;
    padding: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-top: 1px solid var(--card-border);
}

/* Senkronizasyon Bilgisi */
.sync-info {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
}

.sync-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    margin-left: 0.5rem;
    font-size: 0.8rem;
}

.badge-success {
    background: rgba(22, 163, 74, 0.12);
    color: var(--accent-green);
}

.badge-error {
    background: rgba(220, 38, 38, 0.1);
    color: var(--accent-red);
}

/* Footer */
.footer-bar {
    background: var(--surface);
    border-top: 1px solid var(--card-border);
    padding: 1rem 0;
    margin-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-bar a {
    color: var(--accent-blue);
    text-decoration: none;
}

.footer-bar a:hover {
    text-decoration: underline;
}

/* Bootstrap uyumu */
.alert {
    border-radius: 10px;
}

/* Responsive */
@media (max-width: 768px) {
    .summary-body {
        grid-template-columns: 1fr;
    }

    .stat-value {
        font-size: 1.6rem;
    }

    .chart-container {
        height: 220px;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-date {
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }

    .stat-value {
        font-size: 1.4rem;
    }
}

/* Firebase Analytics */
.analytics-table-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.25rem;
    height: 100%;
    box-shadow: var(--shadow-sm);
}

.analytics-table {
    color: var(--text-primary);
    margin-bottom: 0;
}

.analytics-table thead th {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    border-bottom-color: var(--card-border);
    background: var(--surface-muted);
}

.analytics-table tbody td {
    border-bottom-color: var(--card-border);
    font-size: 0.9rem;
}

.analytics-table tbody tr:hover {
    background: var(--surface-muted);
}

.analytics-empty {
    color: var(--text-secondary);
    margin: 0.5rem 0 0;
    font-size: 0.9rem;
}

.analytics-platform-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.analytics-platform-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--card-border);
    color: var(--text-primary);
}

.analytics-platform-list li.total-row {
    border-bottom: none;
    padding-top: 1rem;
    font-size: 1.05rem;
}

.analytics-platform-list strong {
    font-size: 1.1rem;
}

/* Giriş sayfası */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1.5rem;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--surface);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.login-header i {
    font-size: 2.5rem;
    color: var(--accent-blue);
    margin-bottom: 0.75rem;
    display: block;
}

.login-header h1 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.navbar-user {
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
}

.navbar-logout {
    color: var(--text-secondary);
    text-decoration: none;
}

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