/* ===== OTE Web — Design System ===== */

:root {
    --bg-primary: #0d2b0d;
    --bg-secondary: #143a16;
    --bg-card: #184a1c;
    --bg-card-hover: #1f5a22;
    --bg-input: #f0f0e0;
    --border: #2e6e32;
    --border-focus: #e6c619;
    --text-primary: #e8f0d8;
    --text-secondary: #a0c8a2;
    --text-muted: #6a9a6c;
    --accent: #e6c619;
    --accent-hover: #ffd83d;
    --accent-glow: rgba(230, 198, 25, 0.15);
    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.15);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.15);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.15);
    --info: #06b6d4;
    --info-bg: rgba(6, 182, 212, 0.15);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
    --transition: 0.2s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

/* ===== Layout ===== */

.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: 0;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    overflow-y: auto;
    z-index: 100;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo .logo-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, #2d8a3e, #e6c619);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 15px rgba(45, 138, 62, 0.3);
}

.sidebar-logo h1 {
    font-size: 18px; font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-logo .subtitle {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 400;
}

.sidebar-nav { flex: 1; padding: 12px; }

.nav-section {
    margin-bottom: 8px;
}

.nav-section-title {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 12px 12px 6px;
    font-weight: 600;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
}

.nav-link:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

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

.nav-link .nav-icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: var(--radius-sm);
}

.user-avatar {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, #2d8a3e, #e6c619);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: white;
    flex-shrink: 0;
}

.user-details { flex: 1; min-width: 0; }
.user-details .name { font-size: 13px; font-weight: 600; }
.user-details .role { font-size: 11px; color: var(--text-muted); }

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 24px 32px;
    min-height: 100vh;
}

/* ===== Stats Cards ===== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), #2d8a3e);
    opacity: 0;
    transition: opacity var(--transition);
}

.stat-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.stat-card:hover::before { opacity: 1; }

.stat-card .stat-value {
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

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

.stat-card.accent .stat-value { color: var(--accent); }
.stat-card.success .stat-value { color: var(--success); }
.stat-card.warning .stat-value { color: var(--warning); }
.stat-card.danger .stat-value { color: var(--danger); }

/* ===== Search & Filters ===== */

.search-bar {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 20px;
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.search-input-group {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.search-input-group .search-icon {
    position: absolute;
    left: 12px; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
}

input, select, textarea {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: #1a1a1a;
    font-family: inherit;
    font-size: 14px;
    padding: 10px 12px;
    transition: all var(--transition);
    width: 100%;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-input-group input {
    padding-left: 38px;
}

select {
    cursor: pointer;
    min-width: 160px;
}

/* ===== Table ===== */

.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead th {
    background: var(--bg-secondary);
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

tbody tr { transition: background var(--transition); }
tbody tr:hover { background: var(--bg-card-hover); }
tbody tr:last-child td { border-bottom: none; }

.table-link {
    color: var(--accent);
    font-weight: 500;
}

/* ===== Badges ===== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    gap: 4px;
    white-space: nowrap;
}

.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-neutral { background: rgba(139, 146, 168, 0.1); color: var(--text-secondary); }

/* ===== Buttons ===== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}
.btn-primary:hover {
    background: var(--accent-hover);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 110, 247, 0.3);
}

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

.btn-danger { background: var(--danger); border-color: var(--danger); color: white; }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* ===== Pagination ===== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-top: 16px;
}

.pagination-info { font-size: 13px; color: var(--text-secondary); }

.pagination-buttons {
    display: flex;
    gap: 4px;
}

.pagination-buttons a, .pagination-buttons span {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
}

.pagination-buttons a {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.pagination-buttons a:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.pagination-buttons span.current {
    background: var(--accent);
    color: white;
    border: 1px solid var(--accent);
}

/* ===== Detail Page ===== */

.detail-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 20px;
}

.detail-title { font-size: 28px; font-weight: 700; }
.detail-subtitle { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
}

.info-card h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 8px 0;
    border-bottom: 1px solid rgba(42, 47, 66, 0.5);
    gap: 12px;
}

.info-row:last-child { border-bottom: none; }
.info-row .label { color: var(--text-muted); font-size: 13px; flex-shrink: 0; }
.info-row .value { font-size: 14px; font-weight: 500; text-align: right; word-break: break-word; }

/* ===== Tabs ===== */

.tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 4px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.tab {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.tab:hover { background: var(--bg-card); color: var(--text-primary); }
.tab.active { background: var(--accent); color: white; }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== Login Page ===== */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, #143a16, var(--bg-primary));
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
}

.login-card h1 {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
}

.login-card .subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.error-message {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ===== Page Header ===== */

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-header h2 {
    font-size: 24px;
    font-weight: 700;
}

.page-header .count {
    font-size: 14px;
    color: var(--text-secondary);
    margin-left: 12px;
    font-weight: 400;
}

/* ===== Responsive ===== */

@media (max-width: 1024px) {
    .sidebar { width: 220px; }
    .main-content { margin-left: 220px; padding: 20px; }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 16px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .search-bar { flex-direction: column; }
    .detail-grid { grid-template-columns: 1fr; }
}

/* ===== Animations ===== */

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

.animate-in {
    animation: fadeIn 0.3s ease forwards;
}

/* ===== 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); }