/* style.css - Premium Glassmorphic Design for AI Facebook Operator Dashboard */

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

:root {
    --bg-dark: #0a0c10;
    --card-bg: rgba(22, 28, 36, 0.55);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --primary-color: #6366f1;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    --accent-color: #8b5cf6;
    --danger-color: #ef4444;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --sidebar-width: 280px;
    --glass-blur: 16px;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 45%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.12) 0%, transparent 45%);
    background-attachment: fixed;
}

/* Glassmorphism utility card */
.glass-panel {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* App Container Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styling */
.sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    border-right: 1px solid var(--border-color);
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(var(--glass-blur));
    display: flex;
    flex-direction: column;
    padding: 24px;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    padding: 0 8px;
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.brand-title {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
    background: linear-gradient(to right, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(4px);
}

.nav-link.active {
    color: #fff;
    background: var(--primary-gradient);
    box-shadow: 0 4px 18px rgba(79, 70, 229, 0.35);
}

.sidebar-footer {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    padding: 40px;
    width: calc(100% - var(--sidebar-width));
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 4px;
}

/* Stats Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-icon.primary { background: rgba(99, 102, 241, 0.15); color: var(--primary-color); }
.stat-icon.success { background: rgba(16, 185, 129, 0.15); color: var(--success-color); }
.stat-icon.warning { background: rgba(245, 158, 11, 0.15); color: var(--warning-color); }
.stat-icon.danger { background: rgba(239, 68, 68, 0.15); color: var(--danger-color); }

.stat-value {
    font-size: 24px;
    font-weight: 700;
}

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

/* Chat Operator Layout */
.chat-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
    height: calc(100vh - 160px);
}

.chat-list-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-list-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.search-box {
    width: 100%;
    padding: 10px 16px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: #fff;
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: all 0.3s;
}

.search-box:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.25);
}

.chat-items {
    flex-grow: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chat-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid transparent;
    text-decoration: none;
    color: inherit;
}

.chat-item:hover {
    background: rgba(255, 255, 255, 0.03);
}

.chat-item.active {
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.2);
}

.avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #374151;
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.chat-info {
    flex-grow: 1;
    overflow: hidden;
}

.chat-name {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-time {
    font-size: 11px;
    color: var(--text-secondary);
}

.chat-preview {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.badge {
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 600;
}

.badge.success { background: rgba(16, 185, 129, 0.15); color: var(--success-color); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge.warning { background: rgba(245, 158, 11, 0.15); color: var(--warning-color); border: 1px solid rgba(245, 158, 11, 0.3); }

/* Chat Window Panel */
.chat-window {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-window-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-user-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.header-username {
    font-weight: 600;
    font-size: 17px;
}

.header-status {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}
.status-dot.active { background-color: var(--success-color); }
.status-dot.paused { background-color: var(--warning-color); }

/* Toggle Switch for Takeover */
.takeover-container {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 12px;
}

.takeover-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input { 
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #4b5563;
    transition: .3s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--warning-color);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

/* Chat Messages Box */
.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message-row {
    display: flex;
    width: 100%;
}

.message-row.user {
    justify-content: flex-start;
}

.message-row.ai, .message-row.human {
    justify-content: flex-end;
}

.message-bubble {
    max-width: 60%;
    padding: 12px 18px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.5;
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.message-row.user .message-bubble {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-bottom-left-radius: 4px;
}

.message-row.ai .message-bubble {
    background: var(--primary-gradient);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.message-row.human .message-bubble {
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.message-meta {
    font-size: 10px;
    color: var(--text-secondary);
    margin-top: 6px;
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.message-row.user .message-meta {
    justify-content: flex-start;
}

/* Chat Input Panel */
.chat-input-bar {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
}

.chat-input {
    flex-grow: 1;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 20px;
    color: #fff;
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: all 0.3s;
}

.chat-input:focus {
    border-color: var(--primary-color);
}

.send-btn {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: 12px;
    padding: 0 24px;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.send-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
}

.send-btn:disabled {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    box-shadow: none;
    cursor: not-allowed;
}

/* Form Settings Page Styling */
.settings-panel {
    max-width: 800px;
    padding: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: #fff;
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: all 0.3s;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
    border-color: var(--primary-color);
}

.form-select option {
    background-color: var(--bg-dark);
    color: #fff;
}

.form-hint {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
}

/* Login Page Styling */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo .brand-icon {
    margin: 0 auto 16px;
    width: 48px;
    height: 48px;
}

.login-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 6px;
    text-align: center;
}

.login-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 24px;
}

.alert {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--danger-color);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--success-color);
}

/* Responsive Grid/Layout adjustments */
@media (max-width: 992px) {
    .chat-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
    .chat-list-panel {
        height: 350px;
    }
    .chat-window {
        height: 500px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
        padding: 16px 8px;
    }
    .brand-title, .nav-link span, .sidebar-footer {
        display: none;
    }
    .main-content {
        margin-left: 70px;
        width: calc(100% - 70px);
        padding: 20px;
    }
}

/* --- Light Theme Variables --- */
body.light-theme {
    --bg-dark: #f3f4f6;
    --card-bg: rgba(255, 255, 255, 0.7);
    --border-color: rgba(0, 0, 0, 0.08);
    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    --bg-gradient: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 45%),
                    radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 45%);
}

body.light-theme {
    background-image: var(--bg-gradient) !important;
}

body.light-theme .glass-panel {
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
}

body.light-theme .sidebar {
    background: rgba(255, 255, 255, 0.85);
    border-right: 1px solid rgba(0, 0, 0, 0.06);
}

body.light-theme .brand-title {
    background: linear-gradient(to right, #1f2937, #4f46e5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

body.light-theme .nav-link {
    color: #4b5563;
}

body.light-theme .nav-link:hover {
    background: rgba(0, 0, 0, 0.03);
    color: #1f2937;
}

body.light-theme .nav-link.active {
    color: #fff;
    background: var(--primary-gradient);
    box-shadow: 0 4px 18px rgba(79, 70, 229, 0.2);
}

body.light-theme .search-box,
body.light-theme .chat-input,
body.light-theme .form-input,
body.light-theme .form-textarea,
body.light-theme .form-select {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.12);
    color: #1f2937;
}

body.light-theme .search-box::placeholder,
body.light-theme .chat-input::placeholder,
body.light-theme .form-input::placeholder,
body.light-theme .form-textarea::placeholder {
    color: #9ca3af;
}

body.light-theme .chat-item:hover {
    background: rgba(0, 0, 0, 0.02);
}

body.light-theme .chat-item.active {
    background: rgba(99, 102, 241, 0.05);
    border-color: rgba(99, 102, 241, 0.15);
}

body.light-theme .message-row.user .message-bubble {
    background: rgba(0, 0, 0, 0.04);
}

body.light-theme .message-row.human .message-bubble {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
}

body.light-theme .takeover-container {
    background: rgba(0, 0, 0, 0.02);
}

body.light-theme .form-select option {
    background-color: #fff;
    color: #1f2937;
}