/* ===========================================================================
   Help widget
   Floating knowledge-base assistant shown on every public page.
   Follows the site radius policy: square surfaces, pill buttons.
   =========================================================================== */

.kb-widget {
    --kb-primary: var(--theme-primary, #0c3b2e);
    --kb-primary-deep: var(--theme-primary-deep, #07261e);
    --kb-accent: var(--theme-secondary, #d9f25e);
    --kb-ink: #0f1a16;
    --kb-muted: #5b6b65;
    --kb-line: #e3e8e5;
    --kb-surface: #ffffff;
    --kb-surface-soft: #f6f8f6;
    --kb-shadow: 0 30px 80px rgba(8, 24, 19, 0.28);

    position: fixed;
    bottom: clamp(1rem, 3vw, 1.75rem);
    z-index: 190;
    font-family: inherit;
    color: var(--kb-ink);
}

.kb-widget[data-position="right"] {
    right: clamp(1rem, 3vw, 1.75rem);
}

.kb-widget[data-position="left"] {
    left: clamp(1rem, 3vw, 1.75rem);
}

.kb-widget[hidden] {
    display: none;
}

/* --- Launcher ------------------------------------------------------------ */

.kb-launcher {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.9rem 1.35rem;
    border: 0;
    border-radius: 999px;
    background: var(--kb-primary);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    cursor: pointer;
    box-shadow: 0 18px 40px rgba(8, 24, 19, 0.28);
    transition: transform 180ms ease, background-color 180ms ease;
}

.kb-launcher:hover {
    transform: translateY(-2px);
    background: var(--kb-primary-deep);
}

.kb-launcher:focus-visible {
    outline: 3px solid var(--kb-accent);
    outline-offset: 3px;
}

.kb-launcher__icon {
    font-size: 1.35rem;
    line-height: 1;
}

.kb-launcher__close {
    display: none;
}

.kb-widget.is-open .kb-launcher__label,
.kb-widget.is-open .kb-launcher__icon {
    display: none;
}

.kb-widget.is-open .kb-launcher__close {
    display: inline-flex;
    font-size: 1.35rem;
    line-height: 1;
}

.kb-widget.is-open .kb-launcher {
    padding: 0.9rem 1rem;
}

/* --- Panel --------------------------------------------------------------- */

.kb-panel {
    position: absolute;
    bottom: calc(100% + 0.85rem);
    width: min(400px, calc(100vw - 2rem));
    max-height: min(640px, calc(100vh - 7rem));
    display: flex;
    flex-direction: column;
    background: var(--kb-surface);
    border: 1px solid var(--kb-line);
    box-shadow: var(--kb-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 200ms ease, transform 200ms ease, visibility 200ms;
}

.kb-widget[data-position="right"] .kb-panel {
    right: 0;
}

.kb-widget[data-position="left"] .kb-panel {
    left: 0;
}

.kb-widget.is-open .kb-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* --- Header -------------------------------------------------------------- */

.kb-header {
    padding: 1.35rem 1.4rem 1.15rem;
    background: var(--kb-primary);
    color: #fff;
}

.kb-header__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.kb-header__eyebrow {
    display: block;
    font-size: 0.625rem;
    font-weight: 800;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--kb-accent);
    margin-bottom: 0.35rem;
}

.kb-header h2 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: #fff;
}

.kb-header p {
    margin: 0.35rem 0 0;
    font-size: 0.78rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.72);
}

.kb-header__close {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    cursor: pointer;
}

.kb-header__close:hover {
    background: rgba(255, 255, 255, 0.18);
}

/* --- Search -------------------------------------------------------------- */

.kb-search {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-top: 1rem;
    padding: 0.7rem 0.85rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.kb-search__icon {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.75);
}

.kb-search input {
    flex: 1;
    min-width: 0;
    border: 0;
    background: transparent;
    color: #fff;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0;
}

.kb-search input::placeholder {
    color: rgba(255, 255, 255, 0.55);
    font-weight: 500;
}

.kb-search input:focus {
    outline: none;
}

.kb-search__clear {
    border: 0;
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    display: none;
    font-size: 1.05rem;
    line-height: 1;
    padding: 0;
}

.kb-search.has-value .kb-search__clear {
    display: inline-flex;
}

/* --- Body ---------------------------------------------------------------- */

.kb-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.15rem 1.4rem 1.4rem;
    background: var(--kb-surface);
    scrollbar-width: thin;
}

.kb-back {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.9rem;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--kb-muted);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
}

.kb-back:hover {
    color: var(--kb-primary);
}

.kb-greeting {
    margin: 0 0 1.1rem;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--kb-muted);
    white-space: pre-line;
}

.kb-section-title {
    margin: 1.4rem 0 0.7rem;
    font-size: 0.625rem;
    font-weight: 800;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--kb-muted);
}

.kb-section-title:first-child {
    margin-top: 0;
}

/* Topic chips */

.kb-topics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
}

.kb-topic {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 0.75rem;
    border: 1px solid var(--kb-line);
    background: var(--kb-surface-soft);
    color: var(--kb-ink);
    font-size: 0.74rem;
    font-weight: 700;
    text-align: left;
    line-height: 1.3;
    cursor: pointer;
    transition: border-color 160ms ease, background-color 160ms ease;
}

.kb-topic:hover {
    border-color: var(--kb-primary);
    background: #fff;
}

.kb-topic .material-icons-round {
    font-size: 1.1rem;
    color: var(--kb-primary);
    flex: none;
}

/* Answer list */

.kb-list {
    display: grid;
    gap: 0.45rem;
}

.kb-item {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    width: 100%;
    padding: 0.8rem 0.85rem;
    border: 1px solid var(--kb-line);
    background: #fff;
    text-align: left;
    cursor: pointer;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.kb-item:hover {
    border-color: var(--kb-primary);
    box-shadow: 0 8px 22px rgba(8, 24, 19, 0.08);
}

.kb-item__icon {
    flex: none;
    font-size: 1.05rem;
    color: var(--kb-primary);
    margin-top: 0.1rem;
}

.kb-item__text {
    min-width: 0;
}

.kb-item__title {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--kb-ink);
}

.kb-item__meta {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.7rem;
    line-height: 1.45;
    color: var(--kb-muted);
}

.kb-item__cat {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--kb-primary);
}

/* Article view */

.kb-article__cat {
    display: block;
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--kb-primary);
    margin-bottom: 0.4rem;
}

.kb-article h3 {
    margin: 0 0 0.55rem;
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.35;
    letter-spacing: -0.01em;
}

.kb-article__summary {
    margin: 0 0 1rem;
    padding: 0.75rem 0.85rem;
    background: var(--kb-surface-soft);
    border-left: 3px solid var(--kb-primary);
    font-size: 0.78rem;
    line-height: 1.55;
    color: var(--kb-ink);
    font-weight: 600;
}

.kb-prose {
    font-size: 0.8rem;
    line-height: 1.65;
    color: #26332e;
}

.kb-prose p {
    margin: 0 0 0.8rem;
}

.kb-prose h4 {
    margin: 1.15rem 0 0.5rem;
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--kb-ink);
}

.kb-prose ul,
.kb-prose ol {
    margin: 0 0 0.9rem;
    padding-left: 1.1rem;
    list-style: revert;
}

.kb-prose li {
    margin-bottom: 0.4rem;
}

.kb-prose li::marker {
    color: var(--kb-primary);
}

.kb-prose strong {
    color: var(--kb-ink);
}

.kb-prose a {
    color: var(--kb-primary);
    text-decoration: underline;
}

.kb-prose blockquote {
    margin: 0 0 0.9rem;
    padding: 0.7rem 0.85rem;
    background: rgba(var(--theme-primary-rgb, 12, 59, 46), 0.06);
    border-left: 3px solid var(--kb-accent);
    font-size: 0.76rem;
    color: var(--kb-muted);
}

.kb-prose table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 0.9rem;
    font-size: 0.72rem;
}

.kb-prose th,
.kb-prose td {
    border: 1px solid var(--kb-line);
    padding: 0.45rem 0.55rem;
    text-align: left;
    vertical-align: top;
}

.kb-prose th {
    background: var(--kb-surface-soft);
    font-weight: 800;
}

.kb-table-scroll {
    overflow-x: auto;
}

/* Buttons */

.kb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.kb-btn--primary {
    background: var(--kb-primary);
    color: #fff;
}

.kb-btn--primary:hover {
    background: var(--kb-primary-deep);
}

.kb-btn--ghost {
    background: #fff;
    border-color: var(--kb-line);
    color: var(--kb-ink);
}

.kb-btn--ghost:hover {
    border-color: var(--kb-primary);
    color: var(--kb-primary);
}

.kb-cta {
    margin: 1.1rem 0 0;
}

/* Feedback */

.kb-feedback {
    margin-top: 1.3rem;
    padding-top: 1rem;
    border-top: 1px solid var(--kb-line);
}

.kb-feedback__q {
    margin: 0 0 0.6rem;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--kb-muted);
}

.kb-feedback__actions {
    display: flex;
    gap: 0.5rem;
}

.kb-feedback__actions .kb-btn {
    width: auto;
    flex: 1;
    padding: 0.6rem 0.75rem;
}

.kb-feedback__thanks {
    margin: 0;
    font-size: 0.75rem;
    color: var(--kb-primary);
    font-weight: 700;
}

/* Escalation */

.kb-escalate {
    display: grid;
    gap: 0.5rem;
    margin-top: 0.9rem;
}

.kb-escalate__intro {
    margin: 0 0 0.2rem;
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--kb-muted);
    white-space: pre-line;
}

.kb-option {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    padding: 0.85rem;
    border: 1px solid var(--kb-line);
    background: #fff;
    text-align: left;
    transition: border-color 160ms ease, background-color 160ms ease;
}

.kb-option:hover {
    border-color: var(--kb-primary);
    background: var(--kb-surface-soft);
}

.kb-option--primary {
    border-color: var(--kb-primary);
    background: rgba(var(--theme-primary-rgb, 12, 59, 46), 0.04);
}

.kb-option .material-icons-round {
    flex: none;
    font-size: 1.15rem;
    color: var(--kb-primary);
    margin-top: 0.05rem;
}

.kb-option__label {
    display: block;
    font-size: 0.79rem;
    font-weight: 800;
    color: var(--kb-ink);
}

.kb-option__detail {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.7rem;
    line-height: 1.5;
    color: var(--kb-muted);
}

.kb-hours {
    margin: 0.9rem 0 0;
    padding: 0.7rem 0.8rem;
    background: var(--kb-surface-soft);
    border: 1px solid var(--kb-line);
    font-size: 0.7rem;
    line-height: 1.5;
    color: var(--kb-muted);
}

/* Empty + loading states */

.kb-empty {
    padding: 0.4rem 0 0;
}

.kb-empty p {
    margin: 0 0 1rem;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--kb-muted);
    white-space: pre-line;
}

.kb-loading {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1.5rem 0;
    font-size: 0.78rem;
    color: var(--kb-muted);
}

.kb-spinner {
    width: 1rem;
    height: 1rem;
    border: 2px solid var(--kb-line);
    border-top-color: var(--kb-primary);
    border-radius: 50%;
    animation: kb-spin 700ms linear infinite;
}

@keyframes kb-spin {
    to {
        transform: rotate(360deg);
    }
}

/* --- Footer -------------------------------------------------------------- */

.kb-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.7rem 1.4rem;
    border-top: 1px solid var(--kb-line);
    background: var(--kb-surface-soft);
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.kb-footer a {
    color: var(--kb-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

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

/* --- Small screens ------------------------------------------------------- */

@media (max-width: 480px) {
    .kb-panel {
        position: fixed;
        inset: auto 0 0 0;
        width: 100%;
        max-height: 88vh;
        border-left: 0;
        border-right: 0;
        border-bottom: 0;
    }

    .kb-widget.is-open .kb-launcher {
        opacity: 0;
        pointer-events: none;
    }

    .kb-topics {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {

    .kb-panel,
    .kb-launcher,
    .kb-item,
    .kb-option {
        transition: none;
    }

    .kb-spinner {
        animation-duration: 2s;
    }
}