/**
 * Meta WhatsApp Business Platform - Core Theme & Component System
 * Global CSS Variables, Reset, Typography, Buttons, Forms, Badges, Tables, Cards
 */

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

:root {
    /* Brand Colors */
    --primary: #06B6D4;
    --primary-dark: #2563EB;
    --primary-light: #E0F2FE;
    --gradient-start: #06B6D4;
    --gradient-end: #2563EB;
    
    /* Neutrals & Surfaces */
    --bg-main: #F8FAFC;
    --bg: #F8FAFC;
    --card-bg: #FFFFFF;
    --sidebar-bg: #FFFFFF;
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, monospace;
    --text-primary: #111827;
    --text: #111827;
    --text-body: #4B5563;
    --body: #4B5563;
    --text-muted: #94A3B8;
    --text-inverse: #FFFFFF;
    
    /* Semantic Status */
    --success: #10B981;
    --success-bg: #F0FDF4;
    --success-border: #BBF7D0;
    --success-text: #166534;
    
    --warning: #F59E0B;
    --warning-bg: #FFFBEB;
    --warning-border: #FDE68A;
    --warning-text: #B45309;
    
    --danger: #EF4444;
    --danger-bg: #FEF2F2;
    --danger-border: #FECACA;
    --danger-text: #991B1B;
    
    --info: #0284C7;
    --info-bg: #EFF6FF;
    --info-border: #BFDBFE;
    --info-text: #1E40AF;
    
    /* WhatsApp Theme */
    --wa-green: #25D366;
    --wa-dark: #075E54;
    --wa-bubble-in: #FFFFFF;
    --wa-bubble-out: #E7FFDB;
    
    /* Layout Dimensions */
    --sidebar-width: 260px;
    --radius: 4px;
    --radius-sm: 3px;
    --radius-lg: 8px;
    --max-radius: 4px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-body);
    line-height: 1.5;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Background Ambient Glow */
.bg-glow {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: 
        radial-gradient(ellipse at 30% 15%, rgba(6, 182, 212, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 85%, rgba(37, 99, 235, 0.08) 0%, transparent 60%);
}

/* Dynamic 5s Brand Flipper */
.brand-flipper-wrap {
    position: relative;
    overflow: hidden;
}

.brand-flip-item {
    transition: opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1), transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.brand-flip-item.brand-visible {
    opacity: 1;
    transform: translateY(0);
    position: relative;
    pointer-events: auto;
}

.brand-flip-item.brand-hidden {
    opacity: 0;
    transform: translateY(6px);
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.15s ease-in-out;
}

.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.btn-primary, .btn-submit {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: #FFFFFF;
    border: none;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.22);
}

.btn-primary:hover, .btn-submit:hover {
    opacity: 0.94;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.32);
    color: #FFFFFF;
}

.btn-secondary {
    background: #FFFFFF;
    color: var(--text-primary);
    border: 1px solid var(--border);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}

.btn-secondary:hover {
    background: var(--bg-main);
    border-color: #CBD5E1;
    color: var(--text-primary);
}

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

.btn-danger:hover {
    background: #DC2626;
    color: #FFFFFF;
}

.btn-telegram {
    background: #229ED9;
    color: #FFFFFF;
    border: none;
}

.btn-telegram:hover {
    background: #1B86BA;
    color: #FFFFFF;
}

/* Outlined Actions matching /templates aesthetics */
.btn-glass-blue {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: #FFFFFF !important;
    border: 1px solid #3B82F6 !important;
    color: #1D4ED8 !important;
    font-weight: 600;
    text-decoration: none !important;
    cursor: pointer;
    border-radius: 3px;
    padding: 6px 14px;
    font-size: 12px;
    box-shadow: 0 1px 2px rgba(59, 130, 246, 0.06);
    transition: all 0.15s ease;
}

.btn-glass-blue:hover {
    background: #EFF6FF !important;
    border-color: #2563EB !important;
    color: #1E40AF !important;
    box-shadow: 0 3px 10px -2px rgba(59, 130, 246, 0.2);
    transform: translateY(-1px);
}

.btn-glass-blue:active {
    transform: translateY(0);
}

.btn-glass-neutral {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: #FFFFFF !important;
    border: 1px solid #CBD5E1 !important;
    color: #334155 !important;
    font-weight: 600;
    text-decoration: none !important;
    cursor: pointer;
    border-radius: 3px;
    padding: 6px 14px;
    font-size: 12px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
    transition: all 0.15s ease;
}

.btn-glass-neutral:hover {
    background: #F8FAFC !important;
    border-color: #94A3B8 !important;
    color: #0F172A !important;
    transform: translateY(-1px);
}

.btn-glass-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: #FFFFFF !important;
    border: 1px solid #FECACA !important;
    color: #DC2626 !important;
    font-weight: 600;
    text-decoration: none !important;
    cursor: pointer;
    border-radius: 3px;
    padding: 6px 12px;
    font-size: 12px;
    box-shadow: 0 1px 2px rgba(220, 38, 38, 0.05);
    transition: all 0.15s ease;
}

.btn-glass-danger:hover {
    background: #FEF2F2 !important;
    border-color: #EF4444 !important;
    color: #B91C1C !important;
    transform: translateY(-1px);
}

/* ==========================================================================
   FORM CONTROLS
   ========================================================================== */
.form-group {
    margin-bottom: 1.1rem;
}

.form-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.35rem;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.7rem 0.85rem;
    font-size: 0.88rem;
    font-family: inherit;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: #FFFFFF;
    color: var(--text-primary);
    outline: none;
    transition: all 0.15s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-error {
    color: #DC2626;
    font-size: 0.78rem;
    font-weight: 600;
    margin-top: 0.3rem;
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    font-size: 0.82rem;
}

.remember-label {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-body);
    cursor: pointer;
}

.forgot-link {
    color: var(--primary-dark);
    text-decoration: none;
    font-weight: 600;
}

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

/* ==========================================================================
   BADGES & PILLS
   ========================================================================== */
.badge-pill, .badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-outbound {
    background: #EFF6FF;
    color: #2563EB;
    border: 1px solid #BFDBFE;
}

.badge-inbound {
    background: #ECFDF5;
    color: #059669;
    border: 1px solid #A7F3D0;
}

.badge-success {
    background: var(--success-bg);
    color: var(--success-text);
    border: 1px solid var(--success-border);
}

.badge-danger {
    background: var(--danger-bg);
    color: var(--danger-text);
    border: 1px solid var(--danger-border);
}

.badge-warning {
    background: var(--warning-bg);
    color: var(--warning-text);
    border: 1px solid var(--warning-border);
}

.badge-live-meta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: 9999px;
    font-size: 0.78rem;
    font-weight: 700;
    color: #0284C7;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10B981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    display: inline-block;
}

.cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ==========================================================================
   ALERTS & CALLOUTS
   ========================================================================== */
.alert-box {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger-text);
    border: 1px solid var(--danger-border);
}

.alert-success {
    background: var(--success-bg);
    color: var(--success-text);
    border: 1px solid var(--success-border);
}

.alert-info {
    background: var(--info-bg);
    color: var(--info-text);
    border: 1px solid var(--info-border);
}

/* ==========================================================================
   TABLES
   ========================================================================== */
.table-custom {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.table-custom th {
    text-align: left;
    padding: 9px 12px;
    background: #FAFAFA;
    color: #64748B;
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--border);
}

.table-custom td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-light);
    color: #1E293B;
}

.table-custom tr:hover td {
    background: #F8FAFC;
}

/* ==========================================================================
   CARDS & CONTAINERS
   ========================================================================== */
.card, .dash-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}

.login-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.25rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
}

.access-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    color: var(--success-text);
    font-size: 0.74rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    width: 100%;
    justify-content: center;
}

.divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0 1.25rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.divider::before, .divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border);
}

.divider span {
    padding: 0 0.75rem;
}