/* ==========================================================================
   TRENDYOL DİJİTAL TESLİMAT - MODERN DARK THEME DESIGN SYSTEM
   ========================================================================== */

:root {
    --bg-base: #0b0f17;
    --bg-surface: #141b27;
    --bg-surface-elevated: #1e2838;
    --bg-card: rgba(20, 27, 39, 0.75);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(242, 122, 26, 0.4);
    
    --primary: #F27A1A;
    --primary-hover: #e0690b;
    --primary-glow: rgba(242, 122, 26, 0.25);
    
    --success: #10B981;
    --success-bg: rgba(16, 185, 129, 0.12);
    --warning: #F59E0B;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #EF4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --info: #3B82F6;
    --info-bg: rgba(59, 130, 246, 0.12);
    
    --text-primary: #F9FAFB;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

/* App Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), #FF9839);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 0 15px var(--primary-glow);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-trendyol {
    font-size: 18px;
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: -0.5px;
}

.brand-sub {
    font-size: 11px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}

.sidebar-nav {
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.04);
}

.nav-item.active {
    color: #FFFFFF;
    background: linear-gradient(90deg, rgba(242, 122, 26, 0.2), transparent);
    border-left: 3px solid var(--primary);
    font-weight: 600;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.api-status-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background-color: var(--bg-surface-elevated);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    font-size: 12px;
    font-weight: 500;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.online {
    background-color: var(--success);
    box-shadow: 0 0 10px var(--success);
}

.status-dot.offline {
    background-color: var(--danger);
    box-shadow: 0 0 10px var(--danger);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 32px;
    max-width: 1400px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.topbar-title h1 {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.topbar-title p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Tab contents */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Stat Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.stat-icon.orange { background: var(--primary-glow); color: var(--primary); }
.stat-icon.green { background: var(--success-bg); color: var(--success); }
.stat-icon.blue { background: var(--info-bg); color: var(--info); }
.stat-icon.red { background: var(--danger-bg); color: var(--danger); }

.stat-data {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Dashboard Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-span-2 {
    grid-column: span 2;
}

/* Cards */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 24px;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.card-header.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-link {
    font-size: 13px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.card-link:hover {
    text-decoration: underline;
}

.card-actions-inline {
    display: flex;
    align-items: center;
    gap: 12px;
}

.card-body {
    padding: 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 0 15px var(--primary-glow);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-outline {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.btn-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: var(--danger);
    color: #FFFFFF;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
}

.quick-actions-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-select-sm {
    padding: 6px 12px;
    font-size: 13px;
    width: auto;
}

.form-help {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
    display: block;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

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

.custom-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

.custom-table th {
    padding: 12px 16px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

.custom-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.custom-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.empty-state {
    text-align: center;
    padding: 32px !important;
    color: var(--text-muted) !important;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-info { background: var(--info-bg); color: var(--info); }

/* Info Box */
.info-box {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 13px;
}

.info-box.info {
    background: var(--info-bg);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #93C5FD;
}

.info-box.warning {
    background: var(--warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: #FDE68A;
}

.info-box h4 {
    font-size: 14px;
    margin-bottom: 6px;
}

/* Notifications */
.notification-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.toast {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease-out;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }
.toast.info { border-left: 4px solid var(--info); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Modals */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 999;
    align-items: center;
    justify-content: center;
}

.modal-backdrop.active {
    display: flex;
}

.modal-dialog {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 8px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
}

/* ==================== ENGINE PANEL ==================== */
.engine-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    padding: 16px 24px;
    margin-bottom: 24px;
    border-radius: var(--radius);
    border: 1px solid rgba(242,122,26,0.25);
    background: linear-gradient(135deg, rgba(242,122,26,0.08) 0%, rgba(15,15,25,0.6) 100%);
    backdrop-filter: blur(12px);
}

.engine-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.engine-status-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
    transition: background 0.3s ease;
}

.engine-status-dot.running {
    background: var(--success);
    box-shadow: 0 0 10px rgba(16,185,129,0.6);
    animation: pulse-dot 2s infinite;
}

.engine-status-dot.stopped { background: var(--text-muted); }
.engine-status-dot.working { background: var(--warning); animation: pulse-dot 0.8s infinite; }

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

.engine-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.engine-meta {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.engine-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.engine-countdown {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    min-width: 130px;
    text-align: right;
}

/* Toggle Switch */
.toggle-switch {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: rgba(255,255,255,0.03);
    transition: var(--transition);
}

.toggle-switch:hover { border-color: var(--primary); background: rgba(242,122,26,0.05); }

.toggle-switch input { display: none; }

.toggle-slider {
    position: relative;
    width: 44px;
    height: 24px;
    background: rgba(255,255,255,0.12);
    border-radius: 999px;
    flex-shrink: 0;
    transition: background 0.25s;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    transition: transform 0.25s;
    box-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

.toggle-switch input:checked + .toggle-slider { background: var(--primary); }
.toggle-switch input:checked + .toggle-slider::after { transform: translateX(20px); }
.toggle-label { font-size: 14px; color: var(--text-secondary); }

/* ==================== LOG CENTER ==================== */


.log-stats-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.log-stat-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    font-size: 13px;
    font-weight: 600;
    cursor: default;
    transition: var(--transition);
}

.log-stat-chip span:nth-child(2) {
    font-size: 20px;
    font-weight: 800;
    line-height: 1;
}

.log-stat-chip.success { border-color: rgba(16,185,129,0.3); color: var(--success); }
.log-stat-chip.error   { border-color: rgba(239,68,68,0.3);  color: var(--danger); }
.log-stat-chip.warning { border-color: rgba(245,158,11,0.3); color: var(--warning); }
.log-stat-chip.info    { border-color: rgba(59,130,246,0.3); color: var(--info); }
.log-stat-chip.total   { border-color: var(--border-color);  color: var(--text-primary); }
.log-stat-chip.today   { border-color: rgba(242,122,26,0.3); color: var(--primary); }

/* Category Tabs */
.log-category-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.log-cat-btn {
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.log-cat-btn:hover {
    color: var(--text-primary);
    border-color: var(--primary);
}

.log-cat-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 12px var(--primary-glow);
}

/* Level Filter Buttons */
.log-level-filters {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.lvl-btn {
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.lvl-btn:hover, .lvl-btn.active { color: var(--text-primary); border-color: var(--text-secondary); }
.lvl-btn.lvl-success.active { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.lvl-btn.lvl-error.active   { background: var(--danger-bg);  border-color: var(--danger);  color: var(--danger); }
.lvl-btn.lvl-warning.active { background: var(--warning-bg); border-color: var(--warning); color: var(--warning); }
.lvl-btn.lvl-info.active    { background: var(--info-bg);    border-color: var(--info);    color: var(--info); }

/* Search wrap */
.log-search-wrap input {
    min-width: 200px;
}

/* Log Table Row Colors */
.log-row-success { border-left: 3px solid var(--success); }
.log-row-error   { border-left: 3px solid var(--danger);  }
.log-row-warning { border-left: 3px solid var(--warning); }
.log-row-info    { border-left: 3px solid var(--info);    }

.log-row-error td:first-child   { background: rgba(239,68,68,0.04); }
.log-row-warning td:first-child { background: rgba(245,158,11,0.04); }

/* Log detail expand */
.log-detail-text {
    max-width: 260px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
}

.log-detail-text:hover {
    white-space: normal;
    color: var(--text-secondary);
}

/* Category badge */
.cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cat-delivery { background: rgba(242,122,26,0.15); color: var(--primary); }
.cat-api      { background: var(--info-bg);    color: var(--info); }
.cat-stock    { background: var(--success-bg); color: var(--success); }
.cat-settings { background: rgba(255,255,255,0.07); color: var(--text-secondary); }
.cat-system   { background: rgba(255,255,255,0.05); color: var(--text-muted); }

/* ==================== STOCK INDICATORS ==================== */

.stock-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stock-bar-wrap {
    flex: 1;
    height: 4px;
    background: rgba(255,255,255,0.08);
    border-radius: 99px;
    overflow: hidden;
}

.stock-bar {
    height: 100%;
    border-radius: 99px;
    transition: width 0.4s ease;
}

.stock-bar.high   { background: var(--success); }
.stock-bar.medium { background: var(--warning); }
.stock-bar.low    { background: var(--danger); }

/* Low-stock pulse animation */
@keyframes pulse-ring {
    0%   { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    70%  { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.badge-danger.pulse {
    animation: pulse-ring 1.6s ease-out infinite;
}

/* Product stat mini-cards inside table */
.product-stat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
}

/* Code block */
code {
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 13px;
}

/* Text muted utility */
.text-muted {
    color: var(--text-muted);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .grid-span-2 {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .mobile-toggle {
        display: block;
    }

    .main-content {
        margin-left: 0;
        padding: 20px;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .card-header.flex-between {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .card-actions-inline {
        flex-wrap: wrap;
    }

    .form-actions {
        flex-direction: column;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}