/* Shared user support layer: tooltips, FAQ, inline errors and accessibility controls. */
html {
    scroll-behavior: auto;
    scroll-padding-top: calc(var(--header-height, 82px) + 24px);
}

html:has(body[class^="page-"]),
html:has(body[class*=" page-"]),
body[class^="page-"],
body[class*=" page-"] {
    overflow-x: clip;
}

html:has(body.page-index),
html:has(body.page-test-runner),
html:has(body.page-calendar),
html:has(body.page-voenmech-page) {
    scroll-behavior: auto;
}

body.page-index,
body.page-index *,
body.page-test-runner,
body.page-test-runner *,
body.page-calendar,
body.page-calendar *,
body.page-voenmech-page,
body.page-voenmech-page * {
    scroll-behavior: auto !important;
}

:where(body[class^="page-"], body[class*=" page-"]) .scroll-reveal {
    opacity: 0;
    transform: translate3d(0, 26px, 0);
    transition:
        opacity 0.72s ease,
        transform 0.72s cubic-bezier(0.2, 0.75, 0.2, 1);
    transition-delay: var(--scroll-reveal-delay, 0ms);
    will-change: opacity, transform;
}

:where(body[class^="page-"], body[class*=" page-"]) .scroll-reveal.is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

:where(body[class^="page-"], body[class*=" page-"]) .scroll-reveal[data-reveal-variant="fade"] {
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    :where(body[class^="page-"], body[class*=" page-"]) .scroll-reveal,
    :where(body[class^="page-"], body[class*=" page-"]) .scroll-reveal.is-visible {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

html.vm-font-large {
    font-size: 18px;
}

[data-support-tooltip] {
    position: relative;
}

.support-tooltip {
    position: fixed;
    z-index: 10050;
    max-width: min(300px, calc(100vw - 28px));
    padding: 10px 12px;
    border: 1px solid var(--support-panel-border);
    border-radius: 8px;
    background: var(--support-panel-bg);
    color: var(--support-panel-text);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.38);
    font-size: 0.86rem;
    line-height: 1.35;
    pointer-events: none;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.14s ease, transform 0.14s ease;
}

.support-tooltip.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.support-dock {
    position: fixed;
    right: 10px;
    bottom: 10px;
    z-index: 10020;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.support-dock::before {
    content: "";
    position: absolute;
    right: -10px;
    bottom: -10px;
    width: 92px;
    height: 92px;
}

.support-dock.is-hidden {
    display: none;
}

.support-dock__panel {
    display: none;
    width: min(360px, calc(100vw - 36px));
    border: 1px solid var(--support-panel-border);
    border-radius: 8px;
    background: var(--support-panel-bg);
    color: var(--support-panel-text);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.44);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.support-dock.is-open .support-dock__panel {
    display: block;
}

.support-dock__header,
.support-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.support-dock__header h2,
.support-modal__header h2 {
    margin: 0;
    color: var(--support-panel-text);
    font-size: 1rem;
}

.support-dock__body {
    display: grid;
    gap: 8px;
    padding: 12px;
}

.support-dock__toggle,
.support-action,
.support-close,
.support-modal__close {
    border: 1px solid rgba(52, 193, 255, 0.34);
    background: rgba(6, 28, 58, 0.9);
    color: var(--support-panel-text);
    cursor: pointer;
    font: inherit;
}

.support-dock__toggle {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    position: relative;
    z-index: 1;
    width: 18px;
    min-width: 18px;
    height: 18px;
    min-height: 18px;
    padding: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #005a9c, #0080c9);
    box-shadow: 0 8px 22px rgba(0, 90, 156, 0.32);
    font-weight: 700;
    opacity: 0.58;
    overflow: hidden;
    line-height: 1;
    transform: translate(4px, 4px);
    transition:
        width 0.22s ease,
        min-height 0.22s ease,
        padding 0.22s ease,
        opacity 0.22s ease,
        transform 0.22s ease,
        box-shadow 0.22s ease;
}

.support-dock__toggle i,
.support-dock__toggle span {
    opacity: 0;
    transform: translateX(6px);
    transition: opacity 0.16s ease, transform 0.16s ease;
}

.support-dock:hover .support-dock__toggle,
.support-dock:focus-within .support-dock__toggle,
.support-dock.is-open .support-dock__toggle {
    width: auto;
    min-width: 46px;
    height: 46px;
    min-height: 46px;
    padding: 0 16px;
    opacity: 1;
    transform: translate(0, 0);
    box-shadow: 0 14px 34px rgba(0, 90, 156, 0.38);
}

.support-dock:hover .support-dock__toggle i,
.support-dock:hover .support-dock__toggle span,
.support-dock:focus-within .support-dock__toggle i,
.support-dock:focus-within .support-dock__toggle span,
.support-dock.is-open .support-dock__toggle i,
.support-dock.is-open .support-dock__toggle span {
    opacity: 1;
    transform: translateX(0);
}

.support-action {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    text-align: left;
}

.support-action:hover,
.support-action:focus-visible,
.support-close:hover,
.support-modal__close:hover {
    border-color: var(--support-focus);
    outline: none;
}

.support-close,
.support-modal__close {
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--support-panel-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.support-close:hover,
.support-modal__close:hover {
    background: transparent;
    color: var(--support-panel-text);
}

.support-modal {
    position: fixed;
    inset: 0;
    z-index: 10040;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(0, 0, 0, 0.58);
}

.support-modal.is-open {
    display: flex;
}

.support-modal__dialog {
    width: min(760px, 100%);
    max-height: min(780px, calc(100vh - 36px));
    border: 1px solid var(--support-panel-border);
    border-radius: 8px;
    background: var(--support-panel-bg);
    color: var(--support-panel-text);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.5);
    overflow: auto;
}

.support-faq {
    display: grid;
    gap: 10px;
    padding: 16px;
}

.support-faq details {
    border: 1px solid rgba(52, 193, 255, 0.24);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.045);
}

.support-faq summary {
    cursor: pointer;
    padding: 12px 14px;
    font-weight: 700;
}

.support-faq p {
    margin: 0;
    padding: 0 14px 14px;
    color: var(--support-panel-muted);
    line-height: 1.5;
}

.support-inline-error {
    margin-top: 6px;
    color: #ff8b96;
    font-size: 0.84rem;
    line-height: 1.35;
}

.support-field-invalid {
    border-color: #ff5a68;
    box-shadow: 0 0 0 3px rgba(255, 90, 104, 0.14);
}

.support-empty-state {
    grid-column: 1 / -1;
    padding: 22px;
    border: 1px dashed rgba(52, 193, 255, 0.34);
    border-radius: 8px;
    color: var(--text-secondary, #a8b2d1);
    text-align: center;
}

@media (max-width: 640px) {
    .support-dock {
        right: 12px;
        bottom: 12px;
    }

    .support-dock__toggle {
        transform: none;
    }

    .support-dock__toggle span {
        display: none;
    }

    .support-dock:hover .support-dock__toggle,
    .support-dock:focus-within .support-dock__toggle,
    .support-dock.is-open .support-dock__toggle {
        width: 48px;
        justify-content: center;
        padding: 0;
    }
}