/* ===== BIA MERMER OCAĞI — MODERN DARK THEME ===== */

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

:root {
    --bg: #0f1117;
    --bg-card: #1a1d27;
    --bg-card-hover: #1f2334;
    --bg-input: #13161f;
    --border: #2a2d3e;
    --border-focus: #5c6bc0;
    --accent: #5c6bc0;
    --accent-light: #7986cb;
    --accent-glow: rgba(92, 107, 192, 0.15);
    --success: #26a65b;
    --success-bg: rgba(38, 166, 91, 0.1);
    --warning: #f39c12;
    --warning-bg: rgba(243, 156, 18, 0.1);
    --danger: #e74c3c;
    --danger-bg: rgba(231, 76, 60, 0.1);
    --info: #2980b9;
    --info-bg: rgba(41, 128, 185, 0.1);
    --text-primary: #e8eaf0;
    --text-secondary: #8b8fa8;
    --text-muted: #555870;
    --sidebar-width: 260px;
    --header-height: 64px;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.35);
    --transition: 0.2s ease;
}

html, body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.5;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== LAYOUT ===== */
body {
    display: flex;
    overflow-x: hidden;
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    z-index: 200;
    transition: transform var(--transition);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-logo {
    padding: 20px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.logo-icon {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    box-shadow: 0 0 20px var(--accent-glow);
    flex-shrink: 0;
}

.logo-text { line-height: 1.2; overflow: hidden; }
.logo-text .name { display: block; font-size: 14px; font-weight: 700; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logo-text .sub  { display: block; font-size: 10px; color: var(--text-muted); letter-spacing: 0.5px; text-transform: uppercase; }

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
}

.nav-section-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 10px 12px 4px;
    margin-top: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    transition: all var(--transition);
    text-decoration: none;
    position: relative;
    white-space: nowrap;
}

.nav-item:hover, .nav-item:focus {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    text-decoration: none;
}

.nav-item.active {
    background: var(--accent-glow);
    color: var(--accent-light);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0; top: 20%; height: 60%;
    width: 3px;
    background: var(--accent);
    border-radius: 0 3px 3px 0;
}

.nav-icon { font-size: 16px; width: 20px; text-align: center; flex-shrink: 0; }

.nav-submenu {
    list-style: none;
    padding: 2px 0 2px 32px;
    display: none;
}

.nav-submenu.open { display: block; }

.nav-submenu .nav-item {
    font-size: 12px;
    padding: 7px 12px;
}

.nav-collapse-toggle {
    cursor: pointer;
}

.nav-collapse-toggle .toggle-arrow {
    margin-left: auto;
    font-size: 10px;
    transition: transform var(--transition);
    color: var(--text-muted);
}

.nav-collapse-toggle.open .toggle-arrow {
    transform: rotate(180deg);
}

.sidebar-footer {
    padding: 12px 10px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

.user-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition);
    text-decoration: none;
    color: inherit;
}

.user-card:hover { background: var(--bg-card-hover); text-decoration: none; color: inherit; }

.user-dropdown {
    display: none;
    flex-direction: column;
    gap: 2px;
    padding: 6px 4px;
    border-top: 1px solid var(--border);
    margin-top: 4px;
}
.user-dropdown.open { display: flex; }

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 13px;
    transition: background var(--transition);
}
.user-dropdown-item:hover { background: var(--bg-card-hover); color: var(--text-primary); text-decoration: none; }
.user-dropdown-item i { width: 16px; text-align: center; color: var(--text-muted); }

.user-dropdown-logout { color: #f85149; }
.user-dropdown-logout:hover { background: rgba(248,81,73,0.1); color: #f85149; }
.user-dropdown-logout i { color: #f85149; }

.avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 700; color: white;
    flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 12px; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role-badge { font-size: 10px; color: var(--text-muted); }

/* ===== MAIN LAYOUT ===== */
.main {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

/* ===== HEADER ===== */
.app-header {
    height: var(--header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 14px;
    position: sticky;
    top: 0;
    z-index: 100;
    flex-shrink: 0;
}

.app-header-title { flex: 1; }
.app-header-title h1 { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.app-header-title p  { font-size: 11px; color: var(--text-muted); margin-top: 1px; }

.header-actions { display: flex; align-items: center; gap: 8px; }

.date-chip {
    padding: 5px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.icon-btn {
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px;
    transition: all var(--transition);
}

.icon-btn:hover { border-color: var(--border-focus); color: var(--text-primary); background: var(--bg-card-hover); }

/* ===== PAGE CONTENT ===== */
.page-content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

/* ===== FOOTER ===== */
.app-footer {
    padding: 12px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--bg-card);
    flex-shrink: 0;
}

.app-footer span { font-size: 11px; color: var(--text-muted); }
.app-footer a { color: var(--text-muted); text-decoration: none; }
.app-footer a:hover { color: var(--accent-light); }

/* ===== STAT CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    transition: all var(--transition);
    cursor: default;
    animation: fadeUp 0.3s ease both;
}

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

.stat-icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.stat-icon.green  { background: var(--success-bg); }
.stat-icon.blue   { background: var(--info-bg); }
.stat-icon.orange { background: var(--warning-bg); }
.stat-icon.purple { background: rgba(103,58,183,0.12); }

.stat-body { flex: 1; min-width: 0; }
.stat-label { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.stat-value { font-size: 22px; font-weight: 700; line-height: 1; margin-bottom: 5px; }
.stat-change { font-size: 11px; display: flex; align-items: center; gap: 4px; }
.stat-change.up   { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ===== CARD ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    animation: fadeUp 0.3s ease both;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title { font-size: 14px; font-weight: 600; flex: 1; color: var(--text-primary); }
.card-subtitle { font-size: 11px; color: var(--text-muted); }

.card-action {
    font-size: 11px;
    color: var(--accent-light);
    cursor: pointer;
    padding: 4px 12px;
    border: 1px solid var(--border-focus);
    border-radius: 20px;
    background: transparent;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.card-action:hover { background: var(--accent-glow); color: var(--accent-light); text-decoration: none; }

.card-body { padding: 20px; }

/* ===== GRID ===== */
.grid-2   { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 20px; }
.grid-3-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; margin-bottom: 20px; }

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

.modern-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.modern-table thead th {
    padding: 10px 14px;
    text-align: left;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    background: transparent;
}

.modern-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}

.modern-table tbody tr:last-child { border-bottom: none; }
.modern-table tbody tr:hover { background: var(--bg-card-hover); }

.modern-table tbody td {
    padding: 12px 14px;
    color: var(--text-secondary);
    vertical-align: middle;
    border: none;
    background: transparent;
}

.td-bold { font-weight: 600; color: var(--text-primary) !important; }

/* ===== BADGES ===== */
.badge-modern {
    display: inline-flex; align-items: center;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 11px;
    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); }
.badge-accent  { background: var(--accent-glow); color: var(--accent-light); }

/* ===== CHART ===== */
.chart-area {
    height: 180px;
    display: flex;
    align-items: flex-end;
    gap: 6px;
    padding: 0 4px;
}

.bar-group { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 5px; }

.bar {
    width: 100%;
    border-radius: 4px 4px 0 0;
    transition: opacity var(--transition);
    cursor: pointer;
    min-width: 16px;
}

.bar:hover { opacity: 0.7; }
.bar-label { font-size: 10px; color: var(--text-muted); text-align: center; }

/* ===== DONUT CHART ===== */
.donut-wrap { display: flex; align-items: center; gap: 20px; }
.donut-svg { flex-shrink: 0; }
.donut-legend { flex: 1; display: flex; flex-direction: column; gap: 9px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-secondary); }
.legend-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.legend-val { margin-left: auto; font-weight: 700; color: var(--text-primary); }

/* ===== ACTIVITY ===== */
.activity-list { display: flex; flex-direction: column; }
.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}
.activity-item:last-child { border-bottom: none; }
.activity-dot { width: 7px; height: 7px; border-radius: 50%; margin-top: 5px; flex-shrink: 0; }
.activity-dot.green  { background: var(--success); box-shadow: 0 0 6px var(--success); }
.activity-dot.orange { background: var(--warning); box-shadow: 0 0 6px var(--warning); }
.activity-dot.blue   { background: var(--info);    box-shadow: 0 0 6px var(--info); }
.activity-dot.red    { background: var(--danger);  box-shadow: 0 0 6px var(--danger); }
.activity-body { flex: 1; }
.activity-text { font-size: 12px; color: var(--text-primary); line-height: 1.4; }
.activity-text strong { color: var(--accent-light); }
.activity-meta { font-size: 10px; color: var(--text-muted); margin-top: 2px; }
.activity-time { font-size: 10px; color: var(--text-muted); white-space: nowrap; }

/* ===== PRODUCTION RANK ===== */
.prod-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}
.prod-item:last-child { border-bottom: none; }
.prod-rank {
    width: 22px; height: 22px;
    border-radius: 6px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-size: 10px; font-weight: 700;
    color: var(--text-muted);
    flex-shrink: 0;
}
.prod-info { flex: 1; min-width: 0; }
.prod-name { font-size: 12px; font-weight: 600; color: var(--text-primary); }
.prod-sub  { font-size: 10px; color: var(--text-muted); margin-top: 1px; }
.prod-bar-wrap { flex: 1.5; min-width: 60px; }
.prod-bar-bg { height: 5px; background: var(--bg-input); border-radius: 3px; overflow: hidden; }
.prod-bar-fill { height: 100%; border-radius: 3px; }
.prod-value { font-size: 12px; font-weight: 700; color: var(--text-primary); white-space: nowrap; }

/* ===== QUICK STATS ===== */
.quick-stats { display: flex; gap: 14px; margin-bottom: 20px; }
.quick-stat {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}
.quick-stat-label { font-size: 11px; color: var(--text-muted); margin-bottom: 3px; }
.quick-stat-val   { font-size: 17px; font-weight: 700; }
.quick-stat-icon  { font-size: 26px; opacity: 0.4; }

/* ===== FORMS (override Bootstrap/DevExtreme dark) ===== */
.form-control, .form-select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
}
.form-control:focus, .form-select:focus {
    background: var(--bg-input);
    border-color: var(--border-focus);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-control::placeholder { color: var(--text-muted); }

/* ===== BUTTONS ===== */
.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-primary:hover { background: var(--accent-light); border-color: var(--accent-light); }

/* ===== ALERTS ===== */
.alert-danger  { background: var(--danger-bg);  border-color: var(--danger);  color: var(--danger); }
.alert-success { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.alert-warning { background: var(--warning-bg); border-color: var(--warning); color: var(--warning); }

/* ===== ANIMATION ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===== SIDEBAR MOBILE TOGGLE ===== */
.sidebar-toggle-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 22px;
    cursor: pointer;
    padding: 4px;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 150;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2, .grid-3-1 { grid-template-columns: 1fr; }
    .quick-stats { flex-wrap: wrap; }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .sidebar-overlay.open { display: block; }
    .main { margin-left: 0; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .sidebar-toggle-btn { display: block; }
    .page-content { padding: 16px; }
}