:root {
    --kb-bg: #050814;
    --kb-bg-alt: #0b1021;
    --kb-card: #0f172a;
    --kb-border: rgba(148, 163, 184, 0.3);
    --kb-accent: #22c55e;
    --kb-accent-soft: rgba(34, 197, 94, 0.15);
    --kb-primary: #4f46e5;
    --kb-primary-soft: rgba(79, 70, 229, 0.2);
    --kb-text: #e5e7eb;
    --kb-text-soft: #9ca3af;
    --kb-radius-lg: 18px;
    --kb-radius-md: 12px;
    --kb-radius-pill: 999px;
    --kb-shadow-soft: 0 24px 60px rgba(15, 23, 42, 0.85);
    --kb-shadow-subtle: 0 18px 40px rgba(15, 23, 42, 0.6);
    --kb-transition-fast: 150ms ease-out;
    --kb-transition-med: 200ms ease-out;
}

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

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
        "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #1e293b 0, #020617 55%);
    color: var(--kb-text);
    -webkit-font-smoothing: antialiased;
}

.kb-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.kb-section {
    padding: 5rem 0;
}

.kb-section-alt {
    background: radial-gradient(circle at top left, #1d293b 0, #020617 55%);
}

.kb-section h2 {
    font-size: 2.1rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.04em;
}

.kb-section-subtitle {
    max-width: 540px;
    color: var(--kb-text-soft);
    margin: 0.25rem 0 2.75rem;
}

.kb-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.94), transparent);
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.kb-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem 0.85rem;
    gap: 1rem;
}

.kb-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.kb-logo-mark {
    width: 30px;
    height: 30px;
    border-radius: 12px;
    background: radial-gradient(circle at 20% 0%, #22c55e, #16a34a 40%, #22c55e 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.05rem;
    box-shadow: 0 12px 30px rgba(34, 197, 94, 0.8);
}

.kb-logo-text {
    font-weight: 600;
    font-size: 1rem;
}

.kb-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.92rem;
}

.kb-nav a {
    color: var(--kb-text-soft);
    text-decoration: none;
    position: relative;
    padding-bottom: 0.15rem;
    transition: color var(--kb-transition-fast);
}

.kb-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--kb-accent), var(--kb-primary));
    transition: width var(--kb-transition-fast);
}

.kb-nav a:hover {
    color: var(--kb-text);
}

.kb-nav a:hover::after {
    width: 100%;
}

.kb-auth-buttons {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.kb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.45rem 0.95rem;
    border-radius: 999px;
    font-size: 0.88rem;
    font-weight: 500;
    border: 1px solid transparent;
    text-decoration: none;
    cursor: pointer;
    transition:
        background-color var(--kb-transition-fast),
        color var(--kb-transition-fast),
        border-color var(--kb-transition-fast),
        box-shadow var(--kb-transition-fast),
        transform var(--kb-transition-fast);
}

.kb-btn-lg {
    padding: 0.8rem 1.4rem;
    font-size: 0.95rem;
}

.kb-btn-full {
    width: 100%;
}

.kb-btn-primary {
    background: linear-gradient(135deg, var(--kb-accent), var(--kb-primary));
    color: #020617;
    box-shadow: var(--kb-shadow-soft);
}

.kb-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 26px 70px rgba(15, 23, 42, 0.95);
}

.kb-btn-ghost {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(148, 163, 184, 0.4);
    color: var(--kb-text-soft);
}

.kb-btn-ghost:hover {
    background: rgba(15, 23, 42, 0.9);
    color: var(--kb-text);
}

.kb-hero {
    padding: 3.75rem 0 4.25rem;
}

.kb-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
    gap: 2.5rem;
    align-items: center;
}

.kb-hero-copy h1 {
    font-size: 2.6rem;
    letter-spacing: -0.06em;
    margin: 0 0 1rem;
}

.kb-hero-subtitle {
    color: var(--kb-text-soft);
    max-width: 520px;
    margin: 0 0 1.5rem;
    line-height: 1.6;
}

.kb-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 0.75rem;
}

.kb-hero-meta {
    font-size: 0.82rem;
    color: var(--kb-text-soft);
}

.kb-hero-card {
    background: radial-gradient(circle at top, rgba(34, 197, 94, 0.15), transparent 55%),
                radial-gradient(circle at bottom right, rgba(79, 70, 229, 0.18), transparent 55%),
                var(--kb-card);
    border-radius: 26px;
    padding: 1.3rem 1.2rem 1.3rem;
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: var(--kb-shadow-subtle);
    transform: translateY(4px);
}

.kb-hero-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.9rem;
}

.kb-hero-card-title {
    font-size: 0.9rem;
    color: var(--kb-text-soft);
}

.kb-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.7rem;
    border-radius: var(--kb-radius-pill);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.kb-pill-live {
    background: var(--kb-accent-soft);
    color: var(--kb-accent);
    border: 1px solid rgba(34, 197, 94, 0.7);
}

.kb-hero-card-body {
    background: rgba(15, 23, 42, 0.8);
    border-radius: 20px;
    padding: 0.9rem;
}

.kb-metrics {
    list-style: none;
    margin: 0 0 0.9rem;
    padding: 0;
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.kb-metrics li {
    flex: 1 1 0;
    min-width: 90px;
    background: rgba(15, 23, 42, 0.9);
    border-radius: 16px;
    padding: 0.6rem 0.75rem;
    border: 1px solid rgba(148, 163, 184, 0.4);
}

.kb-metric-label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--kb-text-soft);
    margin-bottom: 0.15rem;
}

.kb-metric-value {
    font-size: 1rem;
    font-weight: 600;
}

.kb-chat-preview {
    background: radial-gradient(circle at top left, rgba(34, 197, 94, 0.12), transparent 60%),
                #020617;
    border-radius: 16px;
    padding: 0.7rem 0.8rem;
    border: 1px solid rgba(30, 64, 175, 0.5);
    max-height: 210px;
    overflow: hidden;
}

.kb-chat-line {
    display: flex;
    gap: 0.4rem;
    font-size: 0.78rem;
    margin-bottom: 0.35rem;
}

.kb-chat-line:last-child {
    margin-bottom: 0;
}

.kb-chat-name {
    font-weight: 600;
    color: var(--kb-accent);
}

.kb-chat-line-bot .kb-chat-name {
    color: #38bdf8;
}

.kb-chat-msg {
    color: var(--kb-text-soft);
}

.kb-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}

.kb-feature-card {
    background: rgba(15, 23, 42, 0.88);
    border-radius: var(--kb-radius-md);
    padding: 1.4rem 1.3rem 1.3rem;
    border: 1px solid rgba(148, 163, 184, 0.4);
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.7);
    transition:
        transform var(--kb-transition-med),
        box-shadow var(--kb-transition-med),
        border-color var(--kb-transition-med),
        background-color var(--kb-transition-med);
}

.kb-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 60px rgba(15, 23, 42, 0.9);
    border-color: rgba(94, 234, 212, 0.8);
    background: rgba(15, 23, 42, 0.98);
}

.kb-feature-card h3 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
}

.kb-feature-card p {
    margin: 0;
    color: var(--kb-text-soft);
    font-size: 0.9rem;
    line-height: 1.6;
}

.kb-steps-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 2.2rem;
    align-items: center;
}

.kb-steps {
    margin: 1.2rem 0 0;
    padding-left: 1.1rem;
    color: var(--kb-text-soft);
    line-height: 1.6;
}

.kb-steps li + li {
    margin-top: 0.5rem;
}

.kb-mini-card {
    background: rgba(15, 23, 42, 0.92);
    border-radius: var(--kb-radius-lg);
    padding: 1.35rem 1.4rem;
    border: 1px solid rgba(148, 163, 184, 0.45);
}

.kb-pricing {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    align-items: flex-start;
}

.kb-pricing-card {
    background: rgba(15, 23, 42, 0.95);
    border-radius: 22px;
    padding: 1.8rem 1.5rem 1.6rem;
    border: 1px solid rgba(148, 163, 184, 0.55);
    box-shadow: var(--kb-shadow-soft);
    max-width: 340px;
    width: 100%;
}

.kb-price {
    margin: 0.3rem 0 1.1rem;
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
}

.kb-price-main {
    font-size: 2rem;
    font-weight: 700;
}

.kb-price-period {
    font-size: 0.9rem;
    color: var(--kb-text-soft);
}

.kb-pricing-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.2rem;
    color: var(--kb-text-soft);
    font-size: 0.9rem;
}

.kb-pricing-list li + li {
    margin-top: 0.4rem;
}

.kb-footer {
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    padding: 1.4rem 0 1.6rem;
    background: radial-gradient(circle at bottom, #020617, #000);
}

.kb-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    font-size: 0.8rem;
    color: var(--kb-text-soft);
}

.kb-footer-brand {
    font-weight: 600;
}

.kb-footer-links {
    display: flex;
    gap: 1rem;
}

.kb-footer-links a {
    color: var(--kb-text-soft);
    text-decoration: none;
}

.kb-footer-links a:hover {
    color: var(--kb-text);
}

@media (max-width: 960px) {
    .kb-hero-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .kb-hero-card {
        max-width: 420px;
        margin: 0 auto;
    }

    .kb-feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .kb-steps-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 720px) {
    .kb-header-inner {
        flex-wrap: wrap;
        justify-content: space-between;
        row-gap: 0.75rem;
    }

    .kb-nav {
        display: none;
    }

    .kb-hero {
        padding-top: 2.75rem;
    }

    .kb-hero-copy h1 {
        font-size: 2.1rem;
    }

    .kb-feature-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .kb-pricing {
        flex-direction: column;
    }

    .kb-footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}

.kb-auth-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.kb-auth-main {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 3.5rem 0;
}

.kb-auth-card {
    max-width: 420px;
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.96);
    border-radius: 22px;
    padding: 2rem 1.8rem 1.8rem;
    border: 1px solid rgba(148, 163, 184, 0.55);
    box-shadow: 0 26px 70px rgba(15, 23, 42, 0.95);
}

.kb-auth-title {
    margin: 0 0 0.4rem;
    font-size: 1.6rem;
    letter-spacing: -0.04em;
}

.kb-auth-subtitle {
    margin: 0 0 1.5rem;
    color: var(--kb-text-soft);
    font-size: 0.92rem;
}

.kb-auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.kb-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.kb-field label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--kb-text-soft);
}

.kb-field input {
    background: rgba(15, 23, 42, 0.9);
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.6);
    padding: 0.6rem 0.9rem;
    color: var(--kb-text);
    font-size: 0.9rem;
    outline: none;
    transition:
        border-color var(--kb-transition-fast),
        box-shadow var(--kb-transition-fast),
        background-color var(--kb-transition-fast);
}

.kb-field input:focus {
    border-color: var(--kb-accent);
    box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.6);
    background: rgba(15, 23, 42, 0.98);
}

.kb-auth-alert {
    margin-bottom: 1rem;
    padding: 0.65rem 0.9rem;
    border-radius: 14px;
    border: 1px solid rgba(248, 113, 113, 0.7);
    background: rgba(127, 29, 29, 0.4);
    color: #fecaca;
    font-size: 0.86rem;
}

.kb-auth-footer-text {
    margin-top: 1.2rem;
    font-size: 0.85rem;
    color: var(--kb-text-soft);
    text-align: center;
}

.kb-auth-footer-text a {
    color: var(--kb-accent);
    text-decoration: none;
}

.kb-auth-footer-text a:hover {
    text-decoration: underline;
}

.kb-dashboard-section {
    margin-top: 1rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--kb-border);
}

.kb-dashboard-section-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.6rem;
    letter-spacing: -0.02em;
}

.kb-dashboard-hint {
    color: var(--kb-text-soft);
    font-size: 0.9rem;
    margin: 0 0 1rem;
}

.kb-dashboard-connected {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin: 0;
    font-size: 0.9rem;
    color: var(--kb-text-soft);
}

.kb-dashboard-badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: var(--kb-radius-pill);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kb-dashboard-badge-success {
    background: var(--kb-accent-soft);
    color: var(--kb-accent);
    border: 1px solid rgba(34, 197, 94, 0.4);
}

.kb-dashboard-actions {
    margin: 0.75rem 0 0;
}

.kb-btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.82rem;
}

.kb-chat-messages-card {
    max-width: 640px;
}

.kb-chat-messages-empty {
    color: var(--kb-text-soft);
    font-size: 0.9rem;
    margin: 0;
}

.kb-chat-messages-list {
    margin-top: 1rem;
    overflow-x: auto;
}

.kb-chat-messages-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.kb-chat-messages-table th,
.kb-chat-messages-table td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--kb-border);
}

.kb-chat-messages-table th {
    color: var(--kb-text-soft);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.75rem;
}

.kb-chat-time {
    color: var(--kb-text-soft);
    white-space: nowrap;
}

.kb-chat-sender {
    font-weight: 500;
}

.kb-chat-channel {
    color: var(--kb-text-soft);
}

.kb-event-messages-form {
    margin-top: 1rem;
}

/* Tabs */
.kb-event-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--kb-border);
    padding-bottom: 0.5rem;
}

.kb-event-tab {
    padding: 0.5rem 0.9rem;
    border-radius: var(--kb-radius-md);
    border: none;
    background: transparent;
    color: var(--kb-text-soft);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--kb-transition-fast), color var(--kb-transition-fast);
}

.kb-event-tab:hover {
    color: var(--kb-text);
    background: rgba(255, 255, 255, 0.06);
}

.kb-event-tab.kb-event-tab--active {
    color: var(--kb-accent);
    background: var(--kb-accent-soft);
}

.kb-event-panel {
    display: none;
}

.kb-event-panel.kb-event-panel--active {
    display: block;
}

.kb-event-panel[hidden] {
    display: none !important;
}

.kb-event-panel-inner {
    padding: 0.25rem 0 0;
}

.kb-event-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    gap: 1rem;
}

.kb-event-label {
    font-size: 0.95rem;
    font-weight: 500;
}

.kb-event-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.kb-event-test-btn {
    padding: 0.4rem 0.85rem;
    font-size: 0.875rem;
}

.kb-event-test-btn--case {
    margin-top: 0.5rem;
}

.kb-event-test-feedback {
    margin-left: 1rem;
    font-size: 0.875rem;
    display: none;
}
.kb-event-test-feedback--success { color: var(--ad-success, #22c55e); }
.kb-event-test-feedback--error { color: var(--ad-error, #ef4444); }
.kb-admin .kb-event-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; }

/* Switcher (toggle) */
.kb-event-switcher {
    display: inline-flex;
    align-items: center;
    width: 44px;
    height: 24px;
    border-radius: 999px;
    background: var(--kb-bg-alt);
    border: 1px solid var(--kb-border);
    cursor: pointer;
    transition: background var(--kb-transition-fast), border-color var(--kb-transition-fast);
    flex-shrink: 0;
}

.kb-event-switcher-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.kb-event-switcher-slider {
    display: block;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--kb-text-soft);
    margin-left: 3px;
    transition: transform var(--kb-transition-fast), background var(--kb-transition-fast);
}

.kb-event-switcher.kb-event-switcher--on .kb-event-switcher-slider {
    transform: translateX(20px);
    background: var(--kb-accent);
}

.kb-event-switcher.kb-event-switcher--on {
    background: var(--kb-accent-soft);
    border-color: rgba(34, 197, 94, 0.5);
}

.kb-event-body {
    margin: 0;
}

.kb-event-chat-case-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.kb-event-chat-case {
    margin-bottom: 1.5rem;
}

.kb-event-chat-case:last-child {
    margin-bottom: 0;
}

.kb-event-inactivity-select {
    display: block;
    margin-bottom: 0.5rem;
    padding: 0.4rem 0.6rem;
    border-radius: var(--kb-radius-md);
    border: 1px solid var(--kb-border);
    background: var(--kb-bg-alt);
    color: var(--kb-text);
    font-size: 0.875rem;
    min-width: 120px;
}

.kb-event-textarea-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--kb-text-soft);
    margin-bottom: 0.4rem;
}

.kb-event-textarea {
    width: 100%;
    max-width: 640px;
    padding: 0.6rem 0.75rem;
    border-radius: var(--kb-radius-md);
    border: 1px solid var(--kb-border);
    background: var(--kb-bg-alt);
    color: var(--kb-text);
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    min-height: 56px;
}

.kb-event-textarea--large {
    min-height: 140px;
    max-width: none;
}

.kb-event-textarea:focus {
    outline: none;
    border-color: var(--kb-accent);
}

.kb-event-hints-label {
    margin: 0.75rem 0 0.4rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--kb-text-soft);
}

.kb-event-placeholders {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.kb-event-placeholder-chip {
    padding: 0.35rem 0.65rem;
    border-radius: 8px;
    border: 1px solid var(--kb-border);
    background: var(--kb-bg-alt);
    color: var(--kb-text-soft);
    font-size: 0.8rem;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--kb-transition-fast), border-color var(--kb-transition-fast), color var(--kb-transition-fast);
}

.kb-event-placeholder-chip:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--kb-accent);
    color: var(--kb-text);
}

.kb-event-actions {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--kb-border);
}

/* Legacy row (kept for any other usage) */
.kb-event-row {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--kb-border);
}

.kb-event-row:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.kb-event-hints {
    margin: 0.35rem 0 0;
    font-size: 0.8rem;
    color: var(--kb-text-soft);
}

/* ========== Dashboard (dark theme, modern admin) ========== */
.kb-admin {
    --ad-bg: #0f172a;
    --ad-sidebar: #0b1021;
    --ad-sidebar-hover: rgba(255, 255, 255, 0.06);
    --ad-sidebar-active: rgba(59, 130, 246, 0.15);
    --ad-sidebar-border: rgba(255, 255, 255, 0.08);
    --ad-card: #1e293b;
    --ad-card-border: rgba(255, 255, 255, 0.06);
    --ad-border: rgba(255, 255, 255, 0.08);
    --ad-text: #f1f5f9;
    --ad-text-muted: #94a3b8;
    --ad-accent: #3b82f6;
    --ad-accent-hover: #2563eb;
    --ad-accent-soft: rgba(59, 130, 246, 0.15);
    --ad-success: #34d399;
    --ad-success-soft: rgba(52, 211, 153, 0.12);
    --ad-error: #f87171;
    --ad-error-soft: rgba(248, 113, 113, 0.12);
    --ad-radius: 10px;
    --ad-radius-lg: 14px;
    --ad-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    --ad-shadow-card: 0 1px 3px rgba(0, 0, 0, 0.15);
    font-family: "Inter", system-ui, -apple-system, sans-serif;
    display: flex;
    min-height: 100vh;
    background: var(--ad-bg);
    color: var(--ad-text);
}

.kb-admin-sidebar {
    width: 248px;
    min-width: 248px;
    background: var(--ad-sidebar);
    border-right: 1px solid var(--ad-sidebar-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 30;
}

.kb-admin-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1.25rem 1.25rem;
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: -0.02em;
    border-bottom: 1px solid var(--ad-sidebar-border);
}

.kb-admin-logo:hover {
    color: #fff;
    opacity: 0.92;
}

.kb-admin .kb-logo-mark {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: none;
}

.kb-admin-nav {
    flex: 1;
    padding: 0.75rem 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.kb-admin-nav-item {
    display: block;
    padding: 0.5rem 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.875rem;
    border-radius: 6px;
    transition: background 0.15s ease, color 0.15s ease;
}

.kb-admin-nav-item:hover {
    color: #fff;
    background: var(--ad-sidebar-hover);
}

.kb-admin-nav-item--active {
    color: #93c5fd;
    background: var(--ad-sidebar-active);
}

.kb-admin-sidebar-footer {
    padding: 0.75rem 0.5rem;
    border-top: 1px solid var(--ad-sidebar-border);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.kb-admin-sidebar-footer .kb-admin-nav-item {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8125rem;
}

.kb-admin-sidebar-footer .kb-admin-nav-item:hover {
    color: rgba(255, 255, 255, 0.85);
}

.kb-admin-main {
    flex: 1;
    margin-left: 248px;
    background: var(--ad-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.kb-admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 2rem;
    border-bottom: 1px solid var(--ad-sidebar-border);
    background: rgba(0, 0, 0, 0.15);
    flex-shrink: 0;
}

.kb-admin-header-user {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
}

.kb-admin-header-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--ad-accent-soft);
    border: 1px solid rgba(59, 130, 246, 0.4);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--ad-accent);
    flex-shrink: 0;
}

.kb-admin-header-username {
    font-size: 0.875rem;
    color: var(--ad-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.kb-admin-header-logout {
    font-size: 0.875rem;
    color: var(--ad-text-muted);
    text-decoration: none;
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    transition: color 0.15s ease, background 0.15s ease;
}

.kb-admin-header-logout:hover {
    color: var(--ad-text);
    background: var(--ad-sidebar-hover);
}

.kb-admin-content {
    padding: 1.75rem 2rem 2.5rem;
    width: 100%;
    max-width: none;
    flex: 1;
}

.kb-admin-page-header {
    margin-bottom: 1.5rem;
}

.kb-admin-page-title {
    margin: 0;
    font-size: 1.375rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--ad-text);
}

.kb-admin-page-desc {
    margin: 0.25rem 0 0;
    font-size: 0.875rem;
    color: var(--ad-text-muted);
}

.kb-admin-alert {
    padding: 0.75rem 1rem;
    border-radius: var(--ad-radius);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
}

.kb-admin-alert--success {
    background: var(--ad-success-soft);
    border: 1px solid rgba(52, 211, 153, 0.25);
    color: var(--ad-success);
}

.kb-admin-alert--error {
    background: var(--ad-error-soft);
    border: 1px solid rgba(248, 113, 113, 0.25);
    color: var(--ad-error);
}

/* Dashboard cards: dark, bordered, full width */
.kb-admin .kb-dash-card {
    background: var(--ad-card);
    border: 1px solid var(--ad-card-border);
    border-radius: var(--ad-radius-lg);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--ad-shadow-card);
    width: 100%;
}

.kb-admin .kb-dash-card-title {
    margin: 0 0 0.25rem;
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--ad-text);
}

.kb-admin .kb-dash-card-desc {
    margin: 0 0 1.25rem;
    font-size: 0.875rem;
    color: var(--ad-text-muted);
    line-height: 1.45;
}

.kb-admin .kb-dash-section {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--ad-border);
}

.kb-admin .kb-dash-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ad-text-muted);
    margin: 0 0 0.75rem;
}

.kb-admin .kb-dash-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.kb-admin .kb-dash-badge-success {
    background: var(--ad-success-soft);
    color: var(--ad-success);
    border: 1px solid rgba(52, 211, 153, 0.2);
}

.kb-admin .kb-dash-actions {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Buttons in dashboard */
.kb-admin .kb-btn-primary {
    background: var(--ad-accent);
    color: #fff;
    border-color: var(--ad-accent);
}

.kb-admin .kb-btn-primary:hover {
    background: var(--ad-accent-hover);
    border-color: var(--ad-accent-hover);
}

.kb-admin .kb-btn-ghost {
    color: var(--ad-text-muted);
    border-color: var(--ad-border);
    background: transparent;
}

.kb-admin .kb-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--ad-text);
}

/* Forms in dashboard */
.kb-admin .kb-event-textarea {
    max-width: none;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--ad-border);
    color: var(--ad-text);
}

.kb-admin .kb-event-textarea::placeholder {
    color: var(--ad-text-muted);
}

.kb-admin .kb-event-textarea:focus {
    border-color: var(--ad-accent);
    box-shadow: 0 0 0 3px var(--ad-accent-soft);
}

.kb-admin .kb-event-hints {
    color: var(--ad-text-muted);
}

/* Table in dashboard: dark data-style */
.kb-admin .kb-chat-messages-list {
    margin-top: 0;
    border-radius: var(--ad-radius);
    border: 1px solid var(--ad-border);
    overflow: hidden;
    background: var(--ad-card);
}

.kb-admin .kb-chat-messages-table th,
.kb-admin .kb-chat-messages-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--ad-border);
}

.kb-admin .kb-chat-messages-table th {
    background: rgba(0, 0, 0, 0.2);
    color: var(--ad-text-muted);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kb-admin .kb-chat-messages-table tbody tr:last-child td {
    border-bottom: none;
}

.kb-admin .kb-chat-messages-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.04);
}

.kb-admin .kb-chat-time {
    color: var(--ad-text-muted);
}

.kb-admin .kb-chat-channel {
    color: var(--ad-text-muted);
}

.kb-admin .kb-chat-messages-empty {
    color: var(--ad-text-muted);
}

/* Memory page */
.kb-memory-toolbar {
    margin-bottom: 1rem;
}

.kb-memory-empty {
    color: var(--ad-text-muted);
}

.kb-memory-predefined {
    margin-top: 0.25rem;
}

.kb-memory-table-wrap {
    overflow-x: auto;
}

.kb-memory-table {
    width: 100%;
    border-collapse: collapse;
}

.kb-memory-table th,
.kb-memory-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--ad-border);
    text-align: left;
}

.kb-memory-table th {
    background: rgba(0, 0, 0, 0.2);
    color: var(--ad-text-muted);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kb-memory-table tbody tr:last-child td {
    border-bottom: none;
}

.kb-memory-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.04);
}

.kb-memory-col-enabled {
    width: 1%;
    white-space: nowrap;
}

.kb-memory-col-actions {
    white-space: nowrap;
}

.kb-memory-response-preview {
    max-width: 280px;
    color: var(--ad-text-muted);
    font-size: 0.875rem;
}

.kb-memory-toggle-form,
.kb-memory-delete-form {
    display: inline;
}

.kb-memory-toggle-form button.kb-event-switcher {
    font: inherit;
    padding: 0;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.kb-memory-edit-btn,
.kb-memory-delete-btn {
    margin-right: 0.5rem;
}

.kb-memory-delete-form .kb-memory-delete-btn {
    margin-right: 0;
    color: var(--ad-error);
}

.kb-memory-delete-form .kb-memory-delete-btn:hover {
    background: var(--ad-error-soft);
}

/* Modal */
.kb-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 1rem;
}

.kb-modal-overlay[hidden] {
    display: none !important;
}

.kb-modal {
    background: var(--ad-card);
    border: 1px solid var(--ad-border);
    border-radius: var(--ad-radius-lg);
    padding: 1.5rem;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--ad-shadow-card);
}

.kb-modal-title {
    margin: 0 0 1rem;
    font-size: 1.0625rem;
    font-weight: 600;
}

.kb-modal-field {
    margin-bottom: 1rem;
}

.kb-modal-field label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--ad-text-muted);
}

.kb-modal-field input,
.kb-modal-field textarea,
.kb-modal-field select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border-radius: var(--ad-radius);
    border: 1px solid var(--ad-border);
    background: var(--ad-bg);
    color: var(--ad-text);
    font-size: 0.875rem;
}

.kb-modal-field select {
    cursor: pointer;
    appearance: auto;
}

.kb-modal-field select:focus {
    outline: none;
    border-color: var(--ad-accent);
    box-shadow: 0 0 0 3px var(--ad-accent-soft);
}

.kb-modal-field textarea {
    resize: vertical;
    min-height: 80px;
}

.kb-modal-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    margin-top: 1.25rem;
}

.kb-ai-field {
    margin-bottom: 1.25rem;
}

.kb-ai-switcher-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

.kb-ai-switcher-label .kb-label-text {
    font-size: 0.9375rem;
    font-weight: 500;
}

/* Legacy card class used in templates: dark dashboard-style, full width */
.kb-admin .kb-auth-card {
    max-width: none;
    margin: 0;
    width: 100%;
    background: var(--ad-card);
    border: 1px solid var(--ad-card-border);
    border-radius: var(--ad-radius-lg);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--ad-shadow-card);
}

.kb-admin .kb-auth-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--ad-text);
    margin: 0 0 0.25rem;
}

.kb-admin .kb-auth-subtitle {
    color: var(--ad-text-muted);
    font-size: 0.875rem;
    margin: 0 0 1.25rem;
}

.kb-admin .kb-dashboard-section {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--ad-border);
}

.kb-admin .kb-event-tabs {
    border-bottom-color: var(--ad-border);
}

.kb-admin .kb-event-tab {
    color: var(--ad-text-muted);
}

.kb-admin .kb-event-tab:hover {
    color: var(--ad-text);
    background: var(--ad-sidebar-hover);
}

.kb-admin .kb-event-tab.kb-event-tab--active {
    color: var(--ad-accent);
    background: var(--ad-accent-soft);
}

.kb-admin .kb-event-switcher {
    background: rgba(0, 0, 0, 0.25);
    border-color: var(--ad-border);
}

.kb-admin .kb-event-switcher.kb-event-switcher--on {
    background: var(--ad-accent-soft);
    border-color: rgba(59, 130, 246, 0.4);
}

.kb-admin .kb-event-switcher.kb-event-switcher--on .kb-event-switcher-slider {
    background: var(--ad-accent);
}

.kb-admin .kb-event-placeholder-chip {
    background: rgba(0, 0, 0, 0.2);
    border-color: var(--ad-border);
    color: var(--ad-text-muted);
}

.kb-admin .kb-event-placeholder-chip:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--ad-accent);
    color: var(--ad-text);
}

.kb-admin .kb-event-inactivity-select {
    background: rgba(0, 0, 0, 0.2);
    border-color: var(--ad-border);
    color: var(--ad-text);
}

.kb-admin .kb-event-actions {
    border-top-color: var(--ad-border);
}

.kb-admin .kb-event-row {
    border-bottom-color: var(--ad-border);
}

.kb-admin .kb-dashboard-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ad-text-muted);
    margin: 0 0 0.75rem;
}

.kb-admin .kb-dashboard-connected {
    color: var(--ad-text-muted);
    font-size: 0.875rem;
}

.kb-admin .kb-dashboard-badge-success {
    background: var(--ad-success-soft);
    color: var(--ad-success);
    border: 1px solid rgba(52, 211, 153, 0.2);
}

.kb-admin .kb-dashboard-hint {
    color: var(--ad-text-muted);
}

.kb-admin .kb-chat-messages-card {
    max-width: none;
}

.kb-admin .kb-dash-badge-error {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Administration page: tabs, card, table */
.kb-admin-users-card {
    padding: 1.5rem 1.75rem;
    border-radius: var(--ad-radius-lg);
}

.kb-admin-users-card .kb-admin-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--ad-border);
}

.kb-admin-users-card .kb-admin-tab {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--ad-text-muted);
    background: transparent;
    border: none;
    border-radius: var(--ad-radius);
    cursor: pointer;
}

.kb-admin-users-card .kb-admin-tab:hover {
    color: var(--ad-text);
    background: var(--ad-sidebar-hover);
}

.kb-admin-users-card .kb-admin-tab.kb-admin-tab--active {
    color: var(--ad-accent);
    background: var(--ad-accent-soft);
}

.kb-admin-tab-content {
    margin-top: 0;
}

.kb-admin-toolbar {
    margin-bottom: 1.25rem;
}

.kb-admin-empty {
    color: var(--ad-text-muted);
    margin: 1.5rem 0;
    font-size: 0.875rem;
}

.kb-admin-table-wrap {
    overflow-x: auto;
    border-radius: var(--ad-radius);
    border: 1px solid var(--ad-border);
}

.kb-admin-table {
    width: 100%;
    border-collapse: collapse;
}

.kb-admin-table th,
.kb-admin-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--ad-border);
    color: var(--ad-text);
}

.kb-admin-table th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ad-text-muted);
    background: rgba(0, 0, 0, 0.2);
}

.kb-admin-table tbody tr:last-child td {
    border-bottom: none;
}

.kb-admin-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.04);
}

.kb-admin-col-actions {
    white-space: nowrap;
}

.kb-admin-col-actions .kb-btn,
.kb-admin-col-actions form {
    display: inline-block;
    margin-right: 0.25rem;
    vertical-align: middle;
}

.kb-admin-inline-form {
    display: inline;
}

.kb-admin-role-badge {
    display: inline-block;
    padding: 0.25em 0.6em;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.08);
    color: var(--ad-text);
}

.kb-admin-role-badge--admin {
    background: var(--ad-accent-soft);
    color: var(--ad-accent);
}

.kb-admin-muted {
    color: var(--ad-text-muted);
}

.kb-admin-errors-message {
    max-width: 320px;
    word-break: break-word;
}
.kb-admin-errors-context details summary {
    cursor: pointer;
    font-size: 0.875rem;
}
.kb-admin-errors-pre {
    margin: 0.5rem 0 0;
    padding: 0.75rem;
    font-size: 0.75rem;
    max-height: 200px;
    overflow: auto;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--ad-radius);
    white-space: pre-wrap;
    word-break: break-all;
}

.kb-admin-password-user {
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    color: var(--ad-text-muted);
}

.kb-discord-cta {
    text-align: center;
    max-width: 560px;
    margin: 0 auto;
}
.kb-discord-cta .kb-section-subtitle { margin-bottom: 1.5rem; }
.kb-discord-cta .kb-btn { margin-top: 0.5rem; }