/* Corporate FAQ — page-specific.
   Loaded only by /corporate/index.php.
   Visual and behaviour match /fundraising/faq.css and /conferences/faq.css;
   corporate questions only. */

.corporate-page .corp-faq {
    scroll-margin-top: calc(var(--corp-header-offset) + var(--corp-subnav-height) + 0.5rem);
    padding: clamp(4.5rem, 8vw, 7.5rem) 0;
    background: var(--corp-page);
    color: var(--corp-ink);
}

.corporate-page .corp-faq__inner {
    width: var(--corp-shell);
    margin: 0 auto;
}

/* ------------------------------------------------------------- FAQ shell */

.corporate-page .faq-shell {
    display: grid;
    grid-template-columns: minmax(13rem, 15.25rem) minmax(0, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2.15rem);
    align-items: start;
}

.corporate-page .faq-rail {
    position: sticky;
    top: calc(var(--corp-header-offset) + var(--corp-subnav-height) + 0.85rem);
    padding: 0.85rem 0.65rem 0.85rem 0;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid var(--corp-line);
    border-radius: 14px;
}

.corporate-page .faq-rail__label {
    margin: 0 0.7rem 0.65rem;
    padding-bottom: 0.55rem;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--corp-muted);
    border-bottom: 1px solid var(--corp-line);
}

.corporate-page .faq-rail__list {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.corporate-page .faq-rail__btn {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.65rem;
    width: 100%;
    margin: 0;
    padding: 0.58rem 0.75rem;
    border: none;
    border-left: 3px solid transparent;
    border-radius: 0 6px 6px 0;
    background: transparent;
    color: var(--corp-muted);
    font: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.corporate-page .faq-rail__btn:hover,
.corporate-page .faq-rail__btn:focus {
    color: var(--corp-navy);
    background: rgba(255, 255, 255, 0.95);
}

.corporate-page .faq-rail__btn:focus-visible {
    outline: 3px solid var(--corp-warm);
    outline-offset: 2px;
}

.corporate-page .faq-rail__btn.is-active {
    color: var(--corp-navy);
    background: #ffffff;
    border-left-color: var(--corp-warm);
}

.corporate-page .faq-rail__count {
    flex-shrink: 0;
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--corp-muted);
}

.corporate-page .faq-rail__btn.is-active .faq-rail__count {
    color: var(--corp-warm-dark);
}

.corporate-page .faq-rail__btn.is-dimmed {
    opacity: 0.35;
    pointer-events: none;
}

/* ----------------------------------------------------------- Main panel */

.corporate-page .faq-main {
    min-width: 0;
}

.corporate-page .faq-search {
    position: relative;
    margin: 0 0 1rem;
}

.corporate-page .faq-search__label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.corporate-page .faq-search__icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    width: 1.05rem;
    height: 1.05rem;
    transform: translateY(-50%);
    color: var(--corp-muted);
    pointer-events: none;
}

.corporate-page .faq-search__input {
    width: 100%;
    min-height: 3.25rem;
    height: 3.25rem;
    padding: 0 3rem 0 2.7rem;
    border: 1px solid var(--corp-line);
    border-radius: 12px;
    background: var(--corp-white);
    color: var(--corp-navy);
    font: inherit;
    font-size: 0.98rem;
    box-shadow: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.corporate-page .faq-search__input::placeholder {
    color: var(--corp-muted);
}

.corporate-page .faq-search__input:focus {
    outline: none;
    border-color: var(--corp-warm);
    box-shadow: 0 0 0 3px rgba(244, 166, 64, 0.22);
}

.corporate-page .faq-search__clear {
    position: absolute;
    right: 0.55rem;
    top: 50%;
    transform: translateY(-50%);
    display: none;
    align-items: center;
    justify-content: center;
    width: 1.85rem;
    height: 1.85rem;
    margin: 0;
    padding: 0;
    border: none;
    border-radius: 999px;
    background: var(--corp-mist);
    color: var(--corp-navy);
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
}

.corporate-page .faq-search__clear.is-visible {
    display: inline-flex;
}

.corporate-page .faq-search__clear:focus-visible {
    outline: 3px solid var(--corp-warm);
    outline-offset: 2px;
}

.corporate-page .faq-status {
    margin: 0 0 0.85rem;
    min-height: 1.15rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--corp-muted);
}

.corporate-page .faq-status[hidden] {
    display: none;
}

.corporate-page .faq-empty {
    display: none;
    margin: 0 0 1.25rem;
    padding: 1.5rem 1.25rem;
    text-align: center;
    background: var(--corp-white);
    border: 1px dashed var(--corp-line);
    border-radius: 14px;
}

.corporate-page .faq-empty.is-visible {
    display: block;
}

.corporate-page .faq-empty__title {
    margin: 0 0 0.45rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--corp-navy);
}

.corporate-page .faq-empty__copy {
    margin: 0 0 0.85rem;
    color: var(--corp-muted);
    line-height: 1.55;
}

.corporate-page .faq-empty__link {
    display: inline-flex;
    font-weight: 700;
    color: var(--corp-warm-dark);
    text-decoration: none;
    border-bottom: 1px solid rgba(217, 130, 36, 0.4);
}

.corporate-page .faq-empty__link:hover,
.corporate-page .faq-empty__link:focus {
    color: var(--corp-warm-dark);
    text-decoration: none;
}

.corporate-page .faq-empty__link:focus-visible {
    outline: 3px solid var(--corp-warm);
    outline-offset: 3px;
}

/* --------------------------------------------------------- Category block */

.corporate-page .faq-category {
    margin: 0 0 clamp(2.75rem, 5vw, 3.75rem);
    scroll-margin-top: calc(var(--corp-header-offset) + var(--corp-subnav-height) + 0.85rem);
}

.corporate-page .faq-category:last-of-type {
    margin-bottom: 0;
}

.corporate-page .faq-category[hidden] {
    display: none;
}

.corporate-page .faq-category__header {
    position: relative;
    margin: 0 0 1.15rem;
    padding: 0;
    border-bottom: none;
}

.corporate-page .faq-category__eyebrow {
    display: inline-block;
    margin: 0 0 0.3rem;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--corp-teal);
}

.corporate-page .faq-category__title {
    margin: 0 0 0.3rem;
    font-size: clamp(1.3rem, 2.4vw, 1.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--corp-navy);
}

.corporate-page .faq-category__desc {
    margin: 0;
    max-width: 36rem;
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--corp-muted);
}

.corporate-page .faq-list {
    margin: 0;
    padding: 0;
    list-style: none;
    background: var(--corp-white);
    border: 1px solid var(--corp-line);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: none;
}

.corporate-page .faq-item {
    border-top: 1px solid var(--corp-line);
    scroll-margin-top: calc(var(--corp-header-offset) + var(--corp-subnav-height) + 0.85rem);
}

.corporate-page .faq-item:first-child {
    border-top: none;
}

.corporate-page .faq-item[hidden] {
    display: none;
}

.corporate-page .faq-item > summary {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 2rem;
    gap: 0.65rem;
    align-items: center;
    min-height: 3.75rem;
    padding: 0.85rem 1.15rem;
    list-style: none;
    cursor: pointer;
    color: var(--corp-navy);
    font-size: clamp(1.125rem, 0.35vw + 1.05rem, 1.25rem);
    font-weight: 700;
    line-height: 1.3;
    transition: background 0.15s ease, color 0.15s ease;
}

.corporate-page .faq-item > summary::-webkit-details-marker {
    display: none;
}

.corporate-page .faq-item > summary::marker {
    content: "";
}

.corporate-page .faq-item > summary:hover {
    background: var(--corp-page);
}

.corporate-page .faq-item > summary:focus-visible {
    outline: 3px solid var(--corp-warm);
    outline-offset: -3px;
}

.corporate-page .faq-item[open] > summary {
    color: var(--corp-navy);
    background: var(--corp-page);
}

.corporate-page .faq-item__icon {
    position: relative;
    display: grid;
    place-items: center;
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 999px;
    background: var(--corp-mist);
    color: var(--corp-warm-dark);
    transition: background 0.18s ease;
}

.corporate-page .faq-item__icon::before,
.corporate-page .faq-item__icon::after {
    content: "";
    position: absolute;
    background: currentColor;
    border-radius: 999px;
    transition: transform 0.18s ease, opacity 0.18s ease;
}

.corporate-page .faq-item__icon::before {
    width: 0.65rem;
    height: 2px;
}

.corporate-page .faq-item__icon::after {
    width: 2px;
    height: 0.65rem;
}

.corporate-page .faq-item > summary:hover .faq-item__icon {
    background: rgba(244, 166, 64, 0.22);
}

.corporate-page .faq-item[open] > summary .faq-item__icon {
    background: rgba(244, 166, 64, 0.3);
}

.corporate-page .faq-item[open] > summary .faq-item__icon::after {
    opacity: 0;
    transform: scaleY(0);
}

.corporate-page .faq-item__answer {
    padding: 0.85rem 1.4rem 1.2rem;
    margin: 0 1.15rem 0.35rem;
    border-left: 3px solid var(--corp-warm);
    color: var(--corp-ink);
    font-size: 0.98rem;
    line-height: 1.55;
}

.corporate-page .faq-item__answer p {
    margin: 0;
    max-width: 40rem;
}

.corporate-page .faq-mark {
    background: rgba(244, 166, 64, 0.35);
    color: inherit;
    border-radius: 2px;
    padding: 0 0.1em;
}

/* Mobile category strip (hidden on desktop) */

.corporate-page .faq-cats-mobile {
    display: none;
    gap: 0.4rem;
    margin: 0 0 0.95rem;
    padding: 0 0 0.25rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    list-style: none;
}

.corporate-page .faq-cats-mobile::-webkit-scrollbar {
    height: 4px;
}

.corporate-page .faq-cats-mobile li {
    flex: 0 0 auto;
}

.corporate-page .faq-cats-mobile__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    min-height: 2.35rem;
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--corp-line);
    border-radius: 999px;
    background: var(--corp-white);
    color: var(--corp-muted);
    font: inherit;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    cursor: pointer;
}

.corporate-page .faq-cats-mobile__btn.is-active {
    color: var(--corp-navy);
    border-color: var(--corp-warm);
    background: rgba(244, 166, 64, 0.1);
}

.corporate-page .faq-cats-mobile__btn:focus-visible {
    outline: 3px solid var(--corp-warm);
    outline-offset: 2px;
}

.corporate-page .faq-cats-mobile__btn.is-dimmed {
    opacity: 0.35;
    pointer-events: none;
}

/* ---------------------------------------------------------- Breakpoints */

@media (max-width: 1024px) {
    .corporate-page .faq-shell {
        grid-template-columns: minmax(0, 1fr);
    }

    .corporate-page .faq-rail {
        display: none;
    }

    .corporate-page .faq-cats-mobile {
        display: flex;
    }
}

@media (max-width: 680px) {
    .corporate-page .faq-item > summary {
        min-height: 3.55rem;
        padding: 0.75rem 1rem;
        font-size: 1.02rem;
    }

    .corporate-page .faq-item__answer {
        margin-left: 0.9rem;
        margin-right: 0.9rem;
        margin-bottom: 0.25rem;
        padding: 0.75rem 0.95rem 1.05rem;
        font-size: 0.95rem;
        line-height: 1.55;
    }
}

@media (max-width: 430px) {
    .corporate-page .faq-search__input {
        min-height: 3.15rem;
        height: 3.15rem;
        font-size: 0.95rem;
    }

    .corporate-page .faq-item > summary {
        min-height: 3.4rem;
        padding: 0.7rem 0.95rem;
        font-size: 1.05rem;
        gap: 0.5rem;
    }

    .corporate-page .faq-item__answer {
        margin-left: 0.75rem;
        margin-right: 0.75rem;
        padding: 0.7rem 0.85rem 0.95rem;
        font-size: 0.94rem;
    }

    .corporate-page .faq-category {
        margin-bottom: 2.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .corporate-page .faq-item__icon,
    .corporate-page .faq-item__icon::before,
    .corporate-page .faq-item__icon::after,
    .corporate-page .faq-rail__btn,
    .corporate-page .faq-search__input {
        transition: none;
    }
}