:root {
    --bg-color: #0d1117;
    --card-bg: rgba(22, 27, 34, 0.8);
    --sidebar-bg: rgba(13, 17, 23, 0.95);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-color: #c9d1d9;
    --text-muted: #8b949e;
    --accent-color: #58a6ff;
    --success-color: #3fb950;
    --warning-color: #d29922;
    --danger-color: #f85149;
    --glass-blur: blur(12px);
    -webkit-backdrop-filter: var(--glass-blur);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    font-size: 1.05rem; /* Increased from default */
}

/* Auth Pages */
.auth-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.auth-container { width: 100%; max-width: 400px; padding: 20px; }

.auth-card {
    background: var(--card-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
}

.auth-card h1 { color: var(--accent-color); margin-bottom: 8px; font-size: 1.5rem; }
.auth-subtitle { color: var(--text-muted); margin-bottom: 32px; }
.auth-link { margin-top: 20px; color: var(--text-muted); font-size: 0.9rem; }
.auth-link a { color: var(--accent-color); text-decoration: none; }

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

.sidebar {
    width: 240px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 10;
}

.sidebar-header { padding: 20px; border-bottom: 1px solid var(--border-color); }
.sidebar-header h2 { color: var(--accent-color); font-size: 1.2rem; }
.plan-badge {
    font-size: 0.7rem;
    background: rgba(88,166,255,0.15);
    color: var(--accent-color);
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
}

.nav-links { list-style: none; flex: 1; padding: 10px 0; }
.nav-links li a {
    display: block;
    padding: 12px 20px;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 0.9rem;
}
.nav-links li a:hover { color: var(--text-color); background: rgba(255,255,255,0.05); }
.nav-links li a.active { color: var(--accent-color); background: rgba(88,166,255,0.1); border-right: 3px solid var(--accent-color); }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}
.user-name { color: var(--text-color); }
.logout-btn { color: var(--text-muted); text-decoration: none; font-size: 0.8rem; }

.main-content { margin-left: 240px; flex: 1; }

.top-bar {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    background: var(--card-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
}
.top-bar h1 { font-size: 1.5rem; } /* Increased from 1.3rem */

.content-area { padding: 30px; }

/* Stats Grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 30px; }

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
}
.stat-value { font-size: 2rem; font-weight: 700; color: var(--accent-color); }
.stat-label { color: var(--text-muted); font-size: 0.95rem; margin-top: 4px; } /* Increased from 0.85rem */

/* Chart */
.chart-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    max-width: 1000px;
    margin-bottom: 30px;
}
.chart-container h3 { margin-bottom: 16px; font-size: 1rem; }
.chart-container canvas {
    max-height: 350px !important;
    width: 100% !important;
}

/* Table */
.table-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
}

.data-table { width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; padding: 14px 16px; color: var(--text-muted); font-size: 0.8rem; text-transform: uppercase; border-bottom: 1px solid var(--border-color); }
.data-table td { padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,0.03); font-size: 1rem; } /* Increased from 0.9rem */
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

.mono { font-family: 'SF Mono', monospace; font-size: 0.8rem; color: var(--text-muted); }
.empty-state { text-align: center; color: var(--text-muted); padding: 40px !important; }

/* Badges & Status */
.badge { padding: 3px 10px; border-radius: 12px; font-size: 0.75rem; font-weight: 500; }
.badge-web { background: rgba(88,166,255,0.15); color: var(--accent-color); }
.badge-line { background: rgba(63,185,80,0.15); color: var(--success-color); }
.badge-messenger { background: rgba(88,166,255,0.15); color: var(--accent-color); }
.badge-whatsapp { background: rgba(63,185,80,0.15); color: var(--success-color); }
.badge-telegram { background: rgba(88,166,255,0.15); color: var(--accent-color); }

.status { padding: 3px 10px; border-radius: 12px; font-size: 0.75rem; font-weight: 500; }
.status-active, .status-ready { background: rgba(63,185,80,0.15); color: var(--success-color); }
.status-open, .status-waiting_agent, .status-processing { background: rgba(210,153,34,0.15); color: var(--warning-color); }
.status-closed, .status-resolved, .status-inactive { background: rgba(139,148,158,0.15); color: var(--text-muted); }
.status-error { background: rgba(248,81,73,0.15); color: var(--danger-color); }
.status-in_progress, .status-pending { background: rgba(88,166,255,0.15); color: var(--accent-color); }

.priority { padding: 3px 10px; border-radius: 12px; font-size: 0.75rem; font-weight: 500; }
.priority-low { background: rgba(139,148,158,0.15); color: var(--text-muted); }
.priority-medium { background: rgba(210,153,34,0.15); color: var(--warning-color); }
.priority-high { background: rgba(248,81,73,0.15); color: var(--danger-color); }
.priority-urgent { background: rgba(248,81,73,0.3); color: var(--danger-color); font-weight: 700; }

/* Cards Grid */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }

.bot-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
}
.bot-card h3 { font-size: 1.1rem; margin-bottom: 4px; }
.bot-type { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 12px; }
.bot-prompt { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; margin-bottom: 16px; }
.bot-actions { display: flex; justify-content: space-between; align-items: center; }
.bot-id { font-size: 0.75rem; }

/* Action Bar */
.action-bar { margin-bottom: 20px; display: flex; gap: 12px; align-items: center; }

/* Buttons */
.btn-primary {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.9; }

.btn-secondary {
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
}

.btn-small {
    padding: 4px 12px;
    font-size: 0.8rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--accent-color);
    cursor: pointer;
}
.btn-danger { color: var(--danger-color); border-color: rgba(248,81,73,0.3); }

/* Forms */
.form-group { margin-bottom: 16px; text-align: left; }
.form-group label { display: block; margin-bottom: 6px; color: var(--text-muted); font-size: 0.85rem; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 12px;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: white;
    font-size: 0.9rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent-color); }

.error-msg { color: var(--danger-color); font-size: 0.85rem; margin-bottom: 12px; }

/* Custom Modal (Non-Bootstrap) */
.custom-modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}
.modal-content {
    background: var(--sidebar-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    width: 100%;
    max-width: 500px;
}
.modal-content h2 { margin-bottom: 20px; }
.modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 20px; }

/* File input */
input[type="file"] {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
/* Consolidated Chat Management Panel */
.chat-management-panel {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 1200px;
    height: 900px;
    background: var(--sidebar-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    z-index: 2000;
    box-shadow: 0 20px 50px rgba(0,0,0,0.6);
    overflow: hidden;
    resize: both;
    min-width: 450px;
    min-height: 400px;
    transition: box-shadow 0.3s, border-color 0.3s;
}

.chat-management-panel.active {
    border-color: var(--accent-color);
    box-shadow: 0 25px 60px rgba(0,0,0,0.8);
}

.chat-panel-tabs {
    display: flex;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    scrollbar-width: none;
}
.chat-panel-tabs::-webkit-scrollbar { display: none; }

.chat-tab {
    padding: 12px 20px;
    border-right: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-muted);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    transition: all 0.2s;
    user-select: none;
    -webkit-user-select: none;
}

.chat-tab:hover {
    background: rgba(255,255,255,0.05);
}

.chat-tab.active {
    background: var(--sidebar-bg);
    color: white;
    font-weight: 600;
}

.chat-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-color);
}

.chat-tab .close-tab {
    font-size: 1.1rem;
    line-height: 1;
    opacity: 0.4;
    cursor: pointer;
}
.chat-tab .close-tab:hover { opacity: 1; color: var(--danger-color); }

/* Tab Notification Pulse */
@keyframes tab-pulse {
    0% { background: rgba(59, 130, 246, 0); transform: translateY(0); }
    50% { background: rgba(59, 130, 246, 0.2); transform: translateY(-3px); }
    100% { background: rgba(59, 130, 246, 0); transform: translateY(0); }
}

.chat-tab.has-new {
    animation: tab-pulse 1.5s infinite ease-in-out;
    color: var(--accent-color);
}

.tab-indicator {
    position: absolute;
    top: 8px;
    left: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger-color);
    border-radius: 50%;
    box-shadow: 0 0 5px var(--danger-color);
}

.chat-panel-header {
    padding: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255,255,255,0.03);
    min-height: 48px;
    border-bottom: 1px solid var(--border-color);
}

.chat-panel-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: rgba(13, 17, 23, 0.4);
}

.chat-window-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
}

/* Scrollbar styling for history */
.chat-window-body::-webkit-scrollbar {
    width: 5px;
}
.chat-window-body::-webkit-scrollbar-track {
    background: transparent;
}
.chat-window-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
.chat-window-body::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chat-window-footer {
    padding: 16px;
    background: rgba(0,0,0,0.4);
    border-top: 1px solid var(--border-color);
}

.chat-window-footer textarea {
    width: 100%;
    min-height: 80px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: #e6edf3;
    padding: 12px;
    resize: none;
    outline: none;
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    transition: all 0.2s;
    display: block;
    margin-bottom: 12px;
}

.chat-window-footer textarea:focus {
    border-color: var(--accent-color);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.1);
}

/* Floating Chat Window (Legacy - will be replaced by Panel but keeping styles for now) */
.floating-chat-window {
    /* ... existing styles ... */
}