/* ================================================================
   CallingAnt — Premium Tailwind-aligned Design System
   Works with Tailwind CDN utilities + existing Bootstrap markup
================================================================ */

:root {
    --ca-bg: #F8FAFC;
    --ca-bg-white: #FFFFFF;
    --ca-primary: #4F46E5;
    --ca-primary-hover: #4338CA;
    --ca-secondary: #7C3AED;
    --ca-accent-blue: #2563EB;
    --ca-text: #0F172A;
    --ca-muted: #64748B;
    --ca-border: #E2E8F0;
    --ca-success: #10B981;
    --ca-warning: #F59E0B;
    --ca-danger: #EF4444;
    --ca-radius: 16px;
    --ca-radius-lg: 20px;
    --ca-radius-xl: 24px;
    --ca-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --ca-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    --ca-shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.08);
    --ca-shadow-glow: 0 0 40px rgba(79, 70, 229, 0.15);
    --ca-glass: rgba(255, 255, 255, 0.72);
    --ca-sidebar-w: 260px;
    --ca-topbar-h: 64px;
    --ca-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Base overrides ─────────────────────────────────────────── */
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif !important;
    background: var(--ca-bg) !important;
    color: var(--ca-text) !important;
    -webkit-font-smoothing: antialiased;
}

/* Suppress Bootstrap default heavy look */
.container, .container-fluid { max-width: 1280px; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn-accent, .btn-primary.ca-btn {
    background: linear-gradient(135deg, var(--ca-primary) 0%, var(--ca-secondary) 100%) !important;
    border: none !important;
    color: #fff !important;
    font-weight: 600 !important;
    border-radius: 12px !important;
    padding: 0.55rem 1.25rem !important;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35) !important;
    transition: transform var(--ca-transition), box-shadow var(--ca-transition) !important;
}
.btn-accent:hover, .btn-primary.ca-btn:hover {
    transform: translateY(-1px) !important;
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.4) !important;
    color: #fff !important;
}
.btn-outline-secondary {
    border-color: var(--ca-border) !important;
    color: var(--ca-muted) !important;
    border-radius: 12px !important;
    font-weight: 500 !important;
    background: var(--ca-bg-white) !important;
}
.btn-outline-secondary:hover {
    background: var(--ca-bg) !important;
    border-color: #cbd5e1 !important;
    color: var(--ca-text) !important;
}
.ca-btn-ghost {
    background: transparent;
    border: 1px solid var(--ca-border);
    color: var(--ca-text);
    border-radius: 12px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: var(--ca-transition);
}
.ca-btn-ghost:hover { background: var(--ca-bg); }

/* ── Cards ──────────────────────────────────────────────────── */
.va-card-flat, .ca-card {
    background: var(--ca-bg-white) !important;
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius) !important;
    padding: 1.5rem !important;
    box-shadow: var(--ca-shadow-sm) !important;
    transition: transform var(--ca-transition), box-shadow var(--ca-transition) !important;
}
.ca-card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--ca-shadow-lg) !important;
}
.ca-card-glass {
    background: var(--ca-glass) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.8) !important;
    border-radius: var(--ca-radius-lg) !important;
    box-shadow: var(--ca-shadow) !important;
}

/* ── Stats ──────────────────────────────────────────────────── */
.stat-card, .ca-stat-card {
    background: var(--ca-bg-white) !important;
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius) !important;
    padding: 1.25rem 1.5rem !important;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--ca-shadow-sm) !important;
    transition: transform var(--ca-transition), box-shadow var(--ca-transition) !important;
}
.stat-card:hover, .ca-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--ca-shadow) !important;
}
.stat-value { font-size: 1.75rem !important; font-weight: 800 !important; color: var(--ca-text) !important; line-height: 1.2; }
.stat-label { font-size: 0.8125rem !important; color: var(--ca-muted) !important; font-weight: 500; }
.stat-icon {
    width: 48px !important; height: 48px !important;
    border-radius: 14px !important;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem !important;
}
.stat-icon.purple { background: rgba(79, 70, 229, 0.1) !important; color: var(--ca-primary) !important; }
.stat-icon.green { background: rgba(34, 197, 94, 0.1) !important; color: var(--ca-success) !important; }
.stat-icon.blue { background: rgba(37, 99, 235, 0.1) !important; color: var(--ca-accent-blue) !important; }
.stat-icon.orange { background: rgba(245, 158, 11, 0.1) !important; color: var(--ca-warning) !important; }
.stat-icon.violet { background: rgba(124, 58, 237, 0.1) !important; color: var(--ca-secondary) !important; }

/* ── Forms ──────────────────────────────────────────────────── */
.form-control, .form-select {
    border: 1px solid var(--ca-border) !important;
    border-radius: 12px !important;
    padding: 0.625rem 0.875rem !important;
    font-size: 0.9375rem !important;
    background: var(--ca-bg-white) !important;
    transition: border-color var(--ca-transition), box-shadow var(--ca-transition) !important;
}
.form-control:focus, .form-select:focus {
    border-color: var(--ca-primary) !important;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12) !important;
}
.form-label { font-weight: 600 !important; font-size: 0.875rem !important; color: var(--ca-text) !important; margin-bottom: 0.375rem !important; }
.input-group-text {
    border: 1px solid var(--ca-border) !important;
    border-radius: 12px 0 0 12px !important;
    background: var(--ca-bg) !important;
    color: var(--ca-muted) !important;
}
.input-group .form-control { border-left: none !important; border-radius: 0 12px 12px 0 !important; }
.ca-input-premium {
    width: 100%;
    border: 1px solid var(--ca-border);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    background: var(--ca-bg-white);
    transition: var(--ca-transition);
}
.ca-input-premium:focus {
    outline: none;
    border-color: var(--ca-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

/* ── Tables ─────────────────────────────────────────────────── */
.va-table, .ca-table {
    --bs-table-bg: transparent !important;
    font-size: 0.875rem !important;
}
.va-table thead th, .ca-table thead th {
    font-weight: 600 !important;
    font-size: 0.75rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.04em !important;
    color: var(--ca-muted) !important;
    border-bottom: 1px solid var(--ca-border) !important;
    padding: 0.75rem 1rem !important;
    background: var(--ca-bg) !important;
}
.va-table tbody td, .ca-table tbody td {
    padding: 1rem !important;
    border-bottom: 1px solid var(--ca-border) !important;
    vertical-align: middle !important;
}
.va-table tbody tr:hover, .ca-table tbody tr:hover {
    background: rgba(79, 70, 229, 0.02) !important;
}

/* ── Badges ─────────────────────────────────────────────────── */
.badge { font-weight: 600 !important; border-radius: 8px !important; padding: 0.35em 0.65em !important; font-size: 0.75rem !important; }
.ca-badge-success { background: rgba(34, 197, 94, 0.12) !important; color: #15803d !important; }
.ca-badge-warning { background: rgba(245, 158, 11, 0.12) !important; color: #b45309 !important; }
.ca-badge-danger { background: rgba(239, 68, 68, 0.12) !important; color: #b91c1c !important; }
.ca-badge-info { background: rgba(37, 99, 235, 0.12) !important; color: #1d4ed8 !important; }
.ca-badge-neutral { background: var(--ca-bg) !important; color: var(--ca-muted) !important; border: 1px solid var(--ca-border); }

/* ── Alerts ─────────────────────────────────────────────────── */
.alert {
    border-radius: var(--ca-radius) !important;
    border: 1px solid transparent !important;
    font-size: 0.875rem !important;
}
.alert-success { background: rgba(34, 197, 94, 0.08) !important; border-color: rgba(34, 197, 94, 0.2) !important; color: #15803d !important; }
.alert-danger { background: rgba(239, 68, 68, 0.08) !important; border-color: rgba(239, 68, 68, 0.2) !important; color: #b91c1c !important; }
.alert-warning { background: rgba(245, 158, 11, 0.08) !important; border-color: rgba(245, 158, 11, 0.2) !important; color: #b45309 !important; }
.alert-info { background: rgba(37, 99, 235, 0.08) !important; border-color: rgba(37, 99, 235, 0.2) !important; color: #1d4ed8 !important; }

/* ── Page headers ───────────────────────────────────────────── */
.page-header h1, .ca-page-title {
    font-size: 1.75rem !important;
    font-weight: 800 !important;
    color: var(--ca-text) !important;
    letter-spacing: -0.02em;
}
.section-title, .ca-section-title {
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: var(--ca-text) !important;
}
.ca-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.75rem;
}
.ca-page-subtitle { color: var(--ca-muted); font-size: 0.9375rem; margin: 0; }

/* ── Empty states ───────────────────────────────────────────── */
.empty-state, .ca-empty-state {
    text-align: center !important;
    padding: 3rem 1.5rem !important;
    color: var(--ca-muted) !important;
}
.empty-state i, .ca-empty-state i {
    font-size: 2.5rem !important;
    opacity: 0.35 !important;
    display: block !important;
    margin-bottom: 1rem !important;
    color: var(--ca-primary) !important;
}
.ca-empty-state h3 { font-size: 1.125rem; font-weight: 700; color: var(--ca-text); margin-bottom: 0.5rem; }

/* ── App shell — premium dashboard ──────────────────────────── */
body.va-app-body { background: var(--ca-bg) !important; }

.va-app-shell {
    display: flex !important;
    min-height: 100vh !important;
}

/* Premium white/glass sidebar */
.va-sidebar {
    width: var(--ca-sidebar-w) !important;
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-right: 1px solid var(--ca-border) !important;
    box-shadow: var(--ca-shadow-sm) !important;
}

.va-sidebar-brand {
    color: var(--ca-text) !important;
    border-bottom: 1px solid var(--ca-border) !important;
    padding: 1.25rem 1.25rem !important;
}
.va-sidebar-brand .brand-icon {
    background: linear-gradient(135deg, var(--ca-primary), var(--ca-secondary)) !important;
    box-shadow: var(--ca-shadow-glow) !important;
}
.va-sidebar-brand .text-accent { color: var(--ca-primary) !important; }

.va-sidebar-nav {
    padding: 0.75rem !important;
    gap: 2px !important;
}

.va-sidebar-link {
    color: var(--ca-muted) !important;
    border-radius: 12px !important;
    padding: 0.625rem 0.875rem !important;
    font-weight: 500 !important;
    font-size: 0.875rem !important;
    border: 1px solid transparent !important;
    transition: var(--ca-transition) !important;
}
.va-sidebar-link:hover {
    color: var(--ca-text) !important;
    background: var(--ca-bg) !important;
}
.va-sidebar-link.is-active {
    color: var(--ca-primary) !important;
    background: rgba(79, 70, 229, 0.08) !important;
    border-color: rgba(79, 70, 229, 0.15) !important;
    box-shadow: none !important;
    font-weight: 600 !important;
}
.va-sidebar-link.is-active .ca-sidebar-icon i { color: #ffffff !important; }

.va-sidebar-user { border-top: 1px solid var(--ca-border) !important; padding: 0.75rem !important; }
.va-sidebar-user-btn {
    background: var(--ca-bg) !important;
    border: 1px solid var(--ca-border) !important;
    color: var(--ca-text) !important;
    border-radius: 12px !important;
}
.va-sidebar-user-name { color: var(--ca-text) !important; }
.va-sidebar-user-email { color: var(--ca-muted) !important; }

.va-main-column {
    flex: 1 !important;
    min-width: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    background: var(--ca-bg) !important;
}

/* Dashboard topbar */
.ca-dashboard-topbar {
    height: var(--ca-topbar-h);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--ca-border);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
}
.ca-topbar-search {
    flex: 1;
    max-width: 400px;
    position: relative;
}
.ca-topbar-search input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border: 1px solid var(--ca-border);
    border-radius: 12px;
    font-size: 0.875rem;
    background: var(--ca-bg);
    color: var(--ca-text);
}
.ca-topbar-search input:focus { outline: none; border-color: var(--ca-primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1); }
.ca-topbar-search i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ca-muted);
    font-size: 0.875rem;
}
.ca-topbar-actions { display: flex; align-items: center; gap: 0.5rem; }
.ca-topbar-icon-btn {
    width: 40px; height: 40px;
    border-radius: 12px;
    border: 1px solid var(--ca-border);
    background: var(--ca-bg-white);
    color: var(--ca-muted);
    display: flex; align-items: center; justify-content: center;
    transition: var(--ca-transition);
    cursor: pointer;
    text-decoration: none;
}
.ca-topbar-icon-btn:hover { background: var(--ca-bg); color: var(--ca-text); }
.ca-topbar-user {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.35rem 0.75rem 0.35rem 0.35rem;
    border-radius: 12px;
    border: 1px solid var(--ca-border);
    background: var(--ca-bg-white);
    cursor: pointer;
}
.ca-topbar-user .avatar-circle {
    width: 32px; height: 32px;
    font-size: 0.75rem;
    background: linear-gradient(135deg, var(--ca-primary), var(--ca-secondary));
    color: #fff;
}

.ca-main-content {
    padding: 1.5rem 1.5rem 2.5rem;
    flex: 1;
    min-width: 0;
    width: 100%;
    max-width: 100%;
    overflow-x: clip;
}
.ca-main-content > .container,
.ca-main-content > .mx-auto {
    max-width: 1280px;
    padding-left: 0 !important;
    padding-right: 0 !important;
}
.ca-main-content > .container.py-4 { padding-top: 0 !important; padding-bottom: 0 !important; }
.ca-main-content .page-header h1 { font-size: 1.75rem; font-weight: 800; letter-spacing: -0.02em; }
.ca-main-content .page-header { margin-bottom: 1.5rem; }

.va-mobile-topbar {
    background: var(--ca-bg-white) !important;
    border-bottom: 1px solid var(--ca-border) !important;
}

/* ── Public navbar ──────────────────────────────────────────── */
.va-navbar {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(16px) !important;
    border-bottom: 1px solid var(--ca-border) !important;
    box-shadow: var(--ca-shadow-sm) !important;
}
.va-navbar .nav-link {
    color: var(--ca-muted) !important;
    font-weight: 500 !important;
    border-radius: 10px !important;
}
.va-navbar .nav-link:hover, .va-navbar .nav-link.active {
    color: var(--ca-text) !important;
    background: var(--ca-bg) !important;
}
.text-accent { color: var(--ca-primary) !important; }

/* ── Auth pages ───────────────────────────────────────────────── */
.auth-wrapper {
    min-height: calc(100vh - 80px) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 2rem 1rem !important;
    background: var(--ca-bg) !important;
    position: relative;
    overflow: hidden;
}
.auth-wrapper::before {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, transparent 70%);
    top: -100px; right: -100px;
    pointer-events: none;
}
.auth-wrapper::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
    bottom: -80px; left: -80px;
    pointer-events: none;
}
.auth-card {
    background: var(--ca-bg-white) !important;
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius-xl) !important;
    padding: 2.5rem !important;
    box-shadow: var(--ca-shadow-lg) !important;
    width: 100% !important;
    max-width: 440px !important;
    position: relative;
    z-index: 1;
}
.auth-logo {
    width: 56px !important; height: 56px !important;
    background: linear-gradient(135deg, var(--ca-primary), var(--ca-secondary)) !important;
    border-radius: 16px !important;
    margin: 0 auto 1.5rem !important;
    box-shadow: var(--ca-shadow-glow) !important;
}

/* ── Wizard ─────────────────────────────────────────────────── */
.wizard-shell {
    background: var(--ca-bg-white) !important;
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius-xl) !important;
    overflow: hidden !important;
    box-shadow: var(--ca-shadow) !important;
}
.wizard-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}
@media (min-width: 992px) {
    .wizard-layout.has-preview { grid-template-columns: 1fr 340px; }
}
.wizard-main { padding: 2rem; }
.wizard-preview-panel {
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    border-top: 1px solid var(--ca-border);
    padding: 1.5rem;
}
@media (min-width: 992px) {
    .wizard-preview-panel {
        border-top: none;
        border-left: 1px solid var(--ca-border);
    }
}
.wizard-progress {
    height: 4px;
    background: var(--ca-border);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}
.wizard-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--ca-primary), var(--ca-secondary));
    border-radius: 99px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.wizard-dots {
    display: flex !important;
    gap: 6px !important;
    margin-bottom: 1.5rem !important;
}
.wizard-dot {
    flex: 1 !important;
    height: 4px !important;
    border-radius: 99px !important;
    background: var(--ca-border) !important;
    transition: background var(--ca-transition) !important;
}
.wizard-dot.is-active, .wizard-dot.is-complete {
    background: linear-gradient(90deg, var(--ca-primary), var(--ca-secondary)) !important;
}
.wizard-step { animation: caFadeSlide 0.35s ease; }
@keyframes caFadeSlide {
    from { opacity: 0; transform: translateX(12px); }
    to { opacity: 1; transform: translateX(0); }
}
.select-card {
    background: var(--ca-bg-white) !important;
    border: 2px solid var(--ca-border) !important;
    border-radius: var(--ca-radius) !important;
    padding: 1.25rem !important;
    text-align: left !important;
    width: 100% !important;
    cursor: pointer !important;
    transition: var(--ca-transition) !important;
}
.select-card:hover {
    border-color: rgba(79, 70, 229, 0.3) !important;
    transform: translateY(-2px) !important;
    box-shadow: var(--ca-shadow) !important;
}
.select-card.is-selected {
    border-color: var(--ca-primary) !important;
    background: rgba(79, 70, 229, 0.04) !important;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1) !important;
}
.select-card-title { font-weight: 700 !important; color: var(--ca-text) !important; font-size: 0.9375rem !important; }
.select-card-desc { font-size: 0.8125rem !important; color: var(--ca-muted) !important; margin-top: 0.25rem !important; }
.wizard-actions {
    display: flex !important;
    justify-content: space-between !important;
    gap: 0.75rem !important;
    margin-top: 1.5rem !important;
    padding-top: 1.5rem !important;
    border-top: 1px solid var(--ca-border) !important;
}

/* Agent preview card */
.ca-agent-preview {
    background: var(--ca-bg-white);
    border: 1px solid var(--ca-border);
    border-radius: var(--ca-radius-lg);
    padding: 1.25rem;
    box-shadow: var(--ca-shadow-sm);
}
.ca-agent-orb {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ca-primary), var(--ca-secondary), var(--ca-accent-blue));
    margin: 0 auto 1rem;
    position: relative;
    animation: caOrbPulse 3s ease-in-out infinite;
}
.ca-agent-orb::after {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 2px solid rgba(79, 70, 229, 0.2);
    animation: caOrbRing 2s ease-in-out infinite;
}
@keyframes caOrbPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 30px rgba(79, 70, 229, 0.3); }
    50% { transform: scale(1.05); box-shadow: 0 0 50px rgba(79, 70, 229, 0.45); }
}
@keyframes caOrbRing {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.2; }
}
.ca-preview-greeting {
    background: var(--ca-bg);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    font-size: 0.8125rem;
    color: var(--ca-muted);
    font-style: italic;
    margin-top: 0.75rem;
}
.ca-preview-tools { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.75rem; }
.ca-preview-tool {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    background: rgba(79, 70, 229, 0.08);
    color: var(--ca-primary);
    border-radius: 6px;
    font-weight: 600;
}

/* ── Agent edit tabs ──────────────────────────────────────────── */
.agent-tabs, .ca-tabs {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.25rem !important;
    padding: 0.25rem !important;
    background: var(--ca-bg) !important;
    border-radius: 14px !important;
    border: 1px solid var(--ca-border) !important;
    margin-bottom: 1.5rem !important;
}
.agent-tab, .ca-tab {
    padding: 0.5rem 1rem !important;
    border-radius: 10px !important;
    font-size: 0.875rem !important;
    font-weight: 500 !important;
    color: var(--ca-muted) !important;
    background: transparent !important;
    border: none !important;
    cursor: pointer !important;
    transition: var(--ca-transition) !important;
}
.agent-tab:hover, .ca-tab:hover { color: var(--ca-text) !important; }
.agent-tab.is-active, .ca-tab.is-active {
    background: var(--ca-bg-white) !important;
    color: var(--ca-primary) !important;
    font-weight: 600 !important;
    box-shadow: var(--ca-shadow-sm) !important;
}
.agent-tab-panel { display: none; }
.agent-tab-panel.is-active { display: block; animation: caFadeSlide 0.3s ease; }

/* ── Conversations ──────────────────────────────────────────── */
.conv-list-item, .ca-conv-card {
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius) !important;
    padding: 1rem !important;
    background: var(--ca-bg-white) !important;
    cursor: pointer !important;
    transition: var(--ca-transition) !important;
    display: block !important;
    max-width: 100% !important;
    min-width: 0 !important;
    overflow: hidden !important;
}
.conv-list-item:hover, .ca-conv-card:hover {
    border-color: rgba(79, 70, 229, 0.25) !important;
    box-shadow: var(--ca-shadow) !important;
}
.conv-list-item.is-active {
    border-color: var(--ca-primary) !important;
    background: rgba(79, 70, 229, 0.03) !important;
}

/* ── Knowledge base ───────────────────────────────────────────── */
.kb-card, .ca-kb-card {
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius) !important;
    padding: 1.25rem !important;
    background: var(--ca-bg-white) !important;
    transition: var(--ca-transition) !important;
}
.kb-card:hover, .ca-kb-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--ca-shadow) !important;
}
.ca-upload-zone {
    border: 2px dashed var(--ca-border);
    border-radius: var(--ca-radius-lg);
    padding: 2.5rem;
    text-align: center;
    background: var(--ca-bg);
    transition: var(--ca-transition);
    cursor: pointer;
}
.ca-upload-zone:hover, .ca-upload-zone.is-dragover {
    border-color: var(--ca-primary);
    background: rgba(79, 70, 229, 0.03);
}

/* ── Landing page ───────────────────────────────────────────── */
.landing-page { background: var(--ca-bg) !important; }
.landing-page-hero, .landing-page-hero-pro {
    position: relative;
    overflow: hidden;
    padding: 5rem 0 4rem !important;
}
.landing-page-hero::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.08) 0%, transparent 70%);
    top: -200px; right: -100px;
    pointer-events: none;
}
.landing-page-hero::after {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
    bottom: -150px; left: -100px;
    pointer-events: none;
}
.hero-badge {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.35rem !important;
    padding: 0.35rem 0.875rem !important;
    background: rgba(79, 70, 229, 0.08) !important;
    color: var(--ca-primary) !important;
    border-radius: 99px !important;
    font-size: 0.8125rem !important;
    font-weight: 600 !important;
    border: 1px solid rgba(79, 70, 229, 0.15) !important;
    margin-bottom: 1rem !important;
}
.hero-title { font-size: clamp(2.25rem, 5vw, 3.25rem) !important; font-weight: 800 !important; letter-spacing: -0.03em !important; line-height: 1.1 !important; }
.gradient-text {
    background: linear-gradient(135deg, var(--ca-primary), var(--ca-secondary), var(--ca-accent-blue)) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
}
.hero-desc { font-size: 1.125rem !important; color: var(--ca-muted) !important; max-width: 520px; }
.landing-section { padding: 5rem 0 !important; }
.landing-section-alt { background: var(--ca-bg-white) !important; border-top: 1px solid var(--ca-border) !important; border-bottom: 1px solid var(--ca-border) !important; }
.landing-section-muted { background: var(--ca-bg) !important; }
.landing-feature-card {
    background: var(--ca-bg-white) !important;
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius-lg) !important;
    padding: 1.75rem !important;
    height: 100% !important;
    transition: var(--ca-transition) !important;
}
.landing-feature-card:hover {
    transform: translateY(-6px) !important;
    box-shadow: var(--ca-shadow-lg) !important;
    border-color: rgba(79, 70, 229, 0.2) !important;
}
.landing-feature-icon {
    width: 48px; height: 48px;
    border-radius: 14px;
    background: rgba(79, 70, 229, 0.1);
    color: var(--ca-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}
.landing-footer {
    background: linear-gradient(180deg, #0f172a 0%, #111827 100%) !important;
    color: #94a3b8 !important;
    padding: 3rem 0 0 !important;
}
.landing-footer h6 { color: #f8fafc !important; font-weight: 700 !important; margin-bottom: 1rem !important; }
.landing-footer a { color: #94a3b8 !important; text-decoration: none !important; transition: color 0.2s !important; }
.landing-footer a:hover { color: #fff !important; }

/* Waveform animation */
.ca-waveform {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 32px;
}
.ca-waveform span {
    width: 3px;
    background: linear-gradient(180deg, var(--ca-primary), var(--ca-secondary));
    border-radius: 99px;
    animation: caWave 1.2s ease-in-out infinite;
}
.ca-waveform span:nth-child(1) { animation-delay: 0s; height: 12px; }
.ca-waveform span:nth-child(2) { animation-delay: 0.1s; height: 20px; }
.ca-waveform span:nth-child(3) { animation-delay: 0.2s; height: 28px; }
.ca-waveform span:nth-child(4) { animation-delay: 0.3s; height: 20px; }
.ca-waveform span:nth-child(5) { animation-delay: 0.4s; height: 16px; }
.ca-waveform span:nth-child(6) { animation-delay: 0.5s; height: 24px; }
.ca-waveform span:nth-child(7) { animation-delay: 0.6s; height: 14px; }
@keyframes caWave {
    0%, 100% { transform: scaleY(0.5); opacity: 0.5; }
    50% { transform: scaleY(1); opacity: 1; }
}

/* ── Animations ─────────────────────────────────────────────── */
.ca-animate-in { opacity: 0; transform: translateY(24px); }
.ca-animate-in.is-visible { opacity: 1; transform: translateY(0); transition: opacity 0.6s ease, transform 0.6s ease; }
.ca-stagger > * { opacity: 0; transform: translateY(16px); }
.ca-stagger.is-visible > * { opacity: 1; transform: translateY(0); transition: opacity 0.5s ease, transform 0.5s ease; }
.ca-stagger.is-visible > *:nth-child(1) { transition-delay: 0.05s; }
.ca-stagger.is-visible > *:nth-child(2) { transition-delay: 0.1s; }
.ca-stagger.is-visible > *:nth-child(3) { transition-delay: 0.15s; }
.ca-stagger.is-visible > *:nth-child(4) { transition-delay: 0.2s; }
.ca-stagger.is-visible > *:nth-child(5) { transition-delay: 0.25s; }
.ca-stagger.is-visible > *:nth-child(6) { transition-delay: 0.3s; }
.fade-in-up { animation: caFadeUp 0.6s ease forwards; }
@keyframes caFadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Skeleton loading */
.ca-skeleton {
    background: linear-gradient(90deg, var(--ca-border) 25%, #f1f5f9 50%, var(--ca-border) 75%);
    background-size: 200% 100%;
    animation: caShimmer 1.5s infinite;
    border-radius: 8px;
}
@keyframes caShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ── Modals ─────────────────────────────────────────────────── */
.modal-content {
    border: 1px solid var(--ca-border) !important;
    border-radius: var(--ca-radius-lg) !important;
    box-shadow: var(--ca-shadow-lg) !important;
}
.modal-header { border-bottom: 1px solid var(--ca-border) !important; }
.modal-footer { border-top: 1px solid var(--ca-border) !important; }

/* ── Webhook box ────────────────────────────────────────────── */
.webhook-box {
    background: var(--ca-bg) !important;
    border: 1px solid var(--ca-border) !important;
    border-radius: 12px !important;
    padding: 0.875rem 1rem !important;
    font-family: ui-monospace, monospace !important;
    font-size: 0.8125rem !important;
    color: var(--ca-primary) !important;
    word-break: break-all !important;
}

/* ── Avatar ─────────────────────────────────────────────────── */
.avatar-circle {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ca-primary), var(--ca-secondary));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
}

/* ── Mobile responsive ────────────────────────────────────────── */
@media (max-width: 991.98px) {
    .ca-dashboard-topbar { display: none !important; }
    .ca-main-content { padding: 1rem !important; }
    .va-table thead { display: none; }
    .va-table tbody tr {
        display: block;
        border: 1px solid var(--ca-border);
        border-radius: var(--ca-radius);
        margin-bottom: 0.75rem;
        padding: 0.5rem;
        background: var(--ca-bg-white);
    }
    .va-table tbody td {
        display: flex;
        justify-content: space-between;
        border: none !important;
        padding: 0.5rem 0.75rem !important;
    }
    .va-table tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--ca-muted);
        font-size: 0.75rem;
        text-transform: uppercase;
    }
    .landing-page-hero { padding: 3rem 0 2rem !important; }
}

[data-hover-lift] { transition: transform 0.25s ease, box-shadow 0.25s ease; }
[data-hover-lift]:hover { transform: translateY(-4px); }
.theme-light-overrides.css + .tailwind-ui { /* loaded after */ }