/* ==========================================================================
   Tezway Billing System - SaaS Light Master Theme
   Official Accent Color: #860834 (Tezway Burgundy)
   ========================================================================== */

:root {
    --bg: #f6f7fb;
    --surface: #ffffff;
    --surface-2: #f0f2f7;
    --surface-3: #e2e8f0;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --border-hover: rgba(134, 8, 52, 0.3);
    
    --text: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --primary: #860834;
    --primary-hover: #6e0629;
    --primary-light: rgba(134, 8, 52, 0.08);
    --primary-glow: rgba(134, 8, 52, 0.2);
    
    --success: #059669;
    --success-bg: rgba(5, 150, 105, 0.1);
    --warning: #d97706;
    --warning-bg: rgba(217, 119, 6, 0.1);
    --danger: #dc2626;
    --danger-bg: rgba(220, 38, 38, 0.1);
    --info: #2563eb;
    --info-bg: rgba(37, 99, 235, 0.1);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* App Wrapper Layout */
.app-wrapper {
    display: flex;
    width: 100vw;
    min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
    width: 250px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    z-index: 100;
}

.sidebar-header {
    height: 64px;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

.brand-title {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0;
}

.brand-subtitle {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.sidebar-nav {
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    transition: all 0.15s ease;
}

.nav-item i {
    font-size: 16px;
    width: 20px;
    text-align: center;
    color: var(--text-muted);
    transition: color 0.15s ease;
}

.nav-item:hover {
    background: var(--surface-2);
    color: var(--text);
}

.nav-item:hover i {
    color: var(--primary);
}

.nav-item.active {
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid rgba(134, 8, 52, 0.2);
    font-weight: 700;
}

.nav-item.active i {
    color: var(--primary);
}

/* Main Content Container */
.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* Header */
.app-header {
    height: 64px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-title-group h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin: 0;
    letter-spacing: -0.02em;
}

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

/* Buttons */
.btn-tz {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
}

.btn-tz-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 2px 6px var(--primary-glow);
}

.btn-tz-primary:hover {
    background: var(--primary-hover);
    color: #ffffff;
}

.btn-tz-secondary {
    background: var(--surface-2);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-tz-secondary:hover {
    background: var(--surface-3);
    color: var(--text);
}

.btn-tz-ss {
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid rgba(134, 8, 52, 0.3);
}

.btn-tz-ss:hover {
    background: var(--primary);
    color: #ffffff;
}

/* Main Body Area */
.app-content {
    padding: 28px;
    flex: 1;
    overflow-y: auto;
}

/* Infographic KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.kpi-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-hover);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.kpi-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
}

.kpi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.kpi-title {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.kpi-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.kpi-value {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text);
}

/* Card Section */
.card-tz {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

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

.card-tz-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-tz-title i {
    color: var(--primary);
}

/* Tables */
.table-tz-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.table-tz {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    text-align: left;
}

.table-tz th {
    background: var(--surface-2);
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

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

.table-tz tr:last-child td {
    border-bottom: none;
}

.table-tz tr:hover td {
    background: var(--surface-2);
    color: var(--text);
}

/* Badges */
.badge-tz {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

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

/* Agent Chip */
.agent-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text);
}

.agent-chip i {
    color: var(--primary);
}

/* Screenshot Export Mode (SS Mode) */
body.ss-export-mode .app-sidebar,
body.ss-export-mode .app-header .header-actions,
body.ss-export-mode .btn-tz,
body.ss-export-mode .no-ss {
    display: none !important;
}

body.ss-export-mode .app-main {
    width: 100%;
}

body.ss-export-mode .app-content {
    padding: 16px;
}

body.ss-export-mode .card-tz,
body.ss-export-mode .kpi-card {
    border-color: rgba(0,0,0,0.15);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}