/* =============================================================================
   StepMode.css — interactive full-screen "step by step" mode (WikiStepMode.js).
   ============================================================================= */

/* Toolbar toggle — the primary action of the vertical rail (GitLabWikiToolbar.css).
   Injected as the rail's first child: a brand-blue tile (icon over label) that
   stands out above the ghost utility icons. A hairline divider below separates
   it from those icons. */
.wiki-step-toggle {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3em;

    width: 100%;
    margin: 0 0 9px;             /* room for the divider drawn below */
    padding: calc(0.55 * var(--behnke-basic)) calc(0.35 * var(--behnke-basic));

    font: inherit;
    font-weight: 600;
    font-size: calc(0.82 * var(--behnke-smaller-font-size, 0.85rem));
    line-height: 1.2;
    text-align: center;
    color: #fff;
    background: var(--behnke-design, #0066cc);
    border: none;
    border-radius: 11px;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 102, 204, 0.30);
    transition: background-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

/* Hairline divider between the step tile and the utility icons */
.wiki-step-toggle::after {
    content: "";
    position: absolute;
    left: 6px;
    right: 6px;
    bottom: -5px;
    height: 1px;
    background: var(--behnke-light-gray, #e5e7eb);
}

.wiki-step-toggle__icon { display: inline-flex; align-items: center; }

.wiki-step-toggle:hover {
    background: var(--link-color, #00aaff);
    transform: translateY(-1px);
    box-shadow: 0 4px 13px rgba(0, 102, 204, 0.35);
}

.wiki-step-toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--behnke-design, #0066cc);
}

@media (max-width: 700px) {
    .wiki-step-toggle__label { display: none; }       /* icon-only on mobile */
    .wiki-step-toggle { padding: calc(0.5 * var(--behnke-basic)); }
}

@media (prefers-reduced-motion: reduce) {
    .wiki-step-toggle:hover { transform: none; }
}

/* Lock background scroll while the overlay is open. */
body.wiki-step-locked { overflow: hidden; }

/* ── Full-screen overlay ──────────────────────────────────────────────────── */

.wiki-step-overlay {
    position: fixed;
    inset: 0;
    z-index: 4000;
    display: none;
    flex-direction: column;
    background:
        radial-gradient(140% 120% at 50% -10%,
            color-mix(in srgb, var(--behnke-design, #0066cc) 8%, transparent) 0%,
            transparent 55%),
        var(--behnke-white, #fff);
}

.wiki-step-overlay.is-open { display: flex; }

/* Progress bar across the very top */
.wiki-step-overlay__progress {
    flex: 0 0 auto;
    height: 5px;
    background: var(--behnke-light-gray, #e5e7eb);
}

.wiki-step-overlay__progress span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--behnke-design);
    transition: width 0.3s ease;
}

.wiki-step-overlay__close {
    position: absolute;
    top: calc(1.4 * var(--behnke-basic));
    right: calc(1.4 * var(--behnke-basic));
    width: calc(2.4 * var(--behnke-basic));
    height: calc(2.4 * var(--behnke-basic));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--behnke-medium-gray, #9ca3af);
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    z-index: 2;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.wiki-step-overlay__close:hover {
    background: var(--behnke-hover, rgba(0, 0, 0, 0.06));
    color: var(--behnke-black, #1f2937);
}

/* Stage = the scrollable area that holds the current step panel */
.wiki-step-overlay__stage {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: flex;
    justify-content: center;
    padding: calc(3 * var(--behnke-basic)) var(--behnke-basic) calc(2 * var(--behnke-basic));
}

.wiki-step-overlay__panel {
    width: 100%;
    max-width: 64rem;
    margin: auto 0;
    animation: wiki-step-panel-in 0.32s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes wiki-step-panel-in {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Larger, presentation-style typography inside a step. */
.wiki-step-overlay__panel :is(h1, h2, h3) { margin-top: 0; }
.wiki-step-overlay__panel p,
.wiki-step-overlay__panel li {
    font-size: calc(1.15 * var(--behnke-normal-font-size));
    line-height: 1.7;
}
.wiki-step-overlay__panel img {
    display: block;
    max-width: 100%;
    max-height: 60vh;
    margin: calc(1.2 * var(--behnke-basic)) auto;
    border-radius: calc(0.6 * var(--behnke-basic));
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
}

/* Progressive reveal of content units (paragraphs, list items, images …) */
.wiki-step-pending { display: none !important; }
.wiki-step-reveal { animation: wiki-step-reveal 0.4s ease both; }

@keyframes wiki-step-reveal {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Navigation bar ───────────────────────────────────────────────────────── */

.wiki-step-overlay__nav {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: calc(1.5 * var(--behnke-basic));
    padding: var(--behnke-basic);
    border-top: 1px solid var(--behnke-light-gray, #e5e7eb);
    background: var(--behnke-white, #fff);
}

.wiki-step-overlay__counter {
    min-width: 9rem;
    text-align: center;
    font-weight: 600;
    color: var(--behnke-medium-black, #4b5563);
    white-space: nowrap;
}

.wiki-step-overlay__btn {
    padding: calc(0.7 * var(--behnke-basic)) calc(2 * var(--behnke-basic));
    font-size: var(--behnke-big-font-size, 1.05rem);
    font-weight: 600;
    color: #fff;
    background: var(--behnke-design);
    border: none;
    border-radius: 999px;
    cursor: pointer;
    box-shadow: 0 3px 12px color-mix(in srgb, var(--behnke-design, #0066cc) 35%, transparent);
    transition: opacity 0.15s ease, transform 0.1s ease;
}

.wiki-step-overlay__btn:hover:not(:disabled) { transform: translateY(-1px); }

.wiki-step-overlay__btn:disabled {
    opacity: 0.4;
    cursor: default;
    box-shadow: none;
}

.wiki-step-overlay__back {
    background: var(--behnke-white, #fff);
    color: var(--behnke-medium-black, #4b5563);
    border: 1.5px solid var(--behnke-light-gray, #e5e7eb);
    box-shadow: none;
}

.wiki-step-overlay__back:hover:not(:disabled) {
    border-color: var(--behnke-design);
    color: var(--behnke-design);
}

/* Pause / resume button (auto mode only) */
.wiki-step-overlay__pause {
    display: none;
    align-items: center;
    gap: 0.4em;
    padding: calc(0.6 * var(--behnke-basic)) calc(1.2 * var(--behnke-basic));
    font-size: var(--behnke-normal-font-size);
    font-weight: 600;
    color: var(--behnke-medium-black, #4b5563);
    background: var(--behnke-white, #fff);
    border: 1.5px solid var(--behnke-light-gray, #e5e7eb);
    border-radius: 999px;
    cursor: pointer;
    transition: border-color 0.15s ease, color 0.15s ease;
}
.wiki-step-overlay__pause:hover { border-color: var(--behnke-design); color: var(--behnke-design); }
.wiki-step-overlay.is-auto .wiki-step-overlay__pause { display: inline-flex; }

/* Per-step countdown bar (auto mode only), sits just above the nav */
.wiki-step-overlay__timer {
    flex: 0 0 auto;
    height: 3px;
    background: var(--behnke-light-gray, #e5e7eb);
    display: none;
}
.wiki-step-overlay.is-auto .wiki-step-overlay__timer { display: block; }
.wiki-step-overlay__timer span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--behnke-design);
}

/* TTS (read-aloud) toggle — auto mode only */
.wiki-step-overlay__tts {
    display: none;
    align-items: center;
    gap: 0.35em;
    padding: calc(0.6 * var(--behnke-basic)) var(--behnke-basic);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--behnke-design);
    background: var(--behnke-white, #fff);
    border: 1.5px solid var(--behnke-light-gray, #e5e7eb);
    border-radius: 999px;
    cursor: pointer;
    transition: border-color 0.15s ease, color 0.15s ease, opacity 0.15s ease;
}
.wiki-step-overlay__tts:hover { border-color: var(--behnke-design); }
.wiki-step-overlay__tts.is-off { color: var(--behnke-medium-gray, #9ca3af); opacity: 0.8; }
.wiki-step-overlay.is-auto .wiki-step-overlay__tts { display: inline-flex; }

/* Overview / jump-list button (top-left, mirrors the close button) */
.wiki-step-overlay__list {
    position: absolute;
    top: calc(1.4 * var(--behnke-basic));
    left: calc(1.4 * var(--behnke-basic));
    width: calc(2.4 * var(--behnke-basic));
    height: calc(2.4 * var(--behnke-basic));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--behnke-medium-gray, #9ca3af);
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    z-index: 4;                  /* stays above the jump drawer so it can re-close it */
    transition: background-color 0.15s ease, color 0.15s ease;
}
.wiki-step-overlay__list:hover { background: var(--behnke-hover, rgba(0, 0, 0, 0.06)); color: var(--behnke-black, #1f2937); }
.wiki-step-overlay.is-start .wiki-step-overlay__list { display: none; }

/* Jump-list drawer */
.wiki-step-jump {
    position: absolute;
    top: 0; bottom: 0; left: 0;
    width: min(320px, 80vw);
    z-index: 3;
    background: var(--behnke-white, #fff);
    border-right: 1px solid var(--behnke-light-gray, #e5e7eb);
    box-shadow: 6px 0 24px rgba(0, 0, 0, 0.15);
    overflow-y: auto;
    padding: calc(3.5 * var(--behnke-basic)) calc(0.6 * var(--behnke-basic)) var(--behnke-basic);
    transform: translateX(-105%);
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.wiki-step-overlay.is-jump .wiki-step-jump { transform: translateX(0); }

.wiki-step-jump ul { list-style: none; margin: 0; padding: 0; }
.wiki-step-jump__item {
    display: block;
    width: 100%;
    text-align: left;
    padding: calc(0.5 * var(--behnke-basic)) calc(0.7 * var(--behnke-basic));
    margin-bottom: 2px;
    font-size: 0.9rem;
    color: var(--behnke-medium-black, #4b5563);
    background: transparent;
    border: none;
    border-left: 3px solid transparent;
    border-radius: calc(0.3 * var(--behnke-basic));
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.wiki-step-jump__item:hover { background: var(--behnke-hover, rgba(0, 0, 0, 0.04)); color: var(--behnke-design); }
.wiki-step-jump__item.is-active {
    color: var(--behnke-design);
    border-left-color: var(--behnke-design);
    font-weight: 600;
    background: color-mix(in srgb, var(--behnke-design, #0066cc) 7%, transparent);
}

/* Click-to-zoom on step images */
.wiki-step-overlay__panel img { cursor: zoom-in; }

.wiki-step-zoom {
    position: absolute;
    inset: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--behnke-basic);
    background: rgba(0, 0, 0, 0.82);
    cursor: zoom-out;
    animation: wiki-step-zoom-in 0.2s ease both;
}
.wiki-step-zoom img {
    max-width: 96%;
    max-height: 96%;
    border-radius: calc(0.4 * var(--behnke-basic));
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}
@keyframes wiki-step-zoom-in { from { opacity: 0; } to { opacity: 1; } }

/* Start screen: hide nav + timer until a mode is chosen */
.wiki-step-overlay.is-start .wiki-step-overlay__nav,
.wiki-step-overlay.is-start .wiki-step-overlay__timer { display: none; }

.wiki-step-start {
    max-width: 42rem;
    margin: auto;
    text-align: center;
    padding: var(--behnke-basic);
}

.wiki-step-start__icon {
    display: inline-flex;
    color: var(--behnke-design);
    transform: scale(2.2);
    margin-bottom: calc(1.5 * var(--behnke-basic));
}

.wiki-step-start__title {
    margin: 0 0 calc(0.5 * var(--behnke-basic));
    font-size: var(--behnke-header-font-size, 1.8rem);
    color: var(--behnke-black, #1f2937);
}

.wiki-step-start__hint {
    margin: 0 0 calc(1.5 * var(--behnke-basic));
    color: var(--behnke-medium-black, #4b5563);
    font-size: calc(1.05 * var(--behnke-normal-font-size));
}

.wiki-step-start__choices {
    display: flex;
    gap: var(--behnke-basic);
    justify-content: center;
    flex-wrap: wrap;
}

.wiki-step-start__choice {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(0.3 * var(--behnke-basic));
    width: 13rem;
    max-width: 42vw;
    padding: calc(1.4 * var(--behnke-basic)) var(--behnke-basic);
    background:
        radial-gradient(120% 140% at 50% -20%,
            color-mix(in srgb, var(--behnke-design, #0066cc) 8%, transparent) 0%,
            transparent 60%),
        var(--behnke-white, #fff);
    border: 1.5px solid var(--behnke-light-gray, #e5e7eb);
    border-radius: calc(1 * var(--behnke-basic));
    box-shadow: 0 2px 14px rgba(0, 0, 0, 0.05);
    cursor: pointer;
    transition: border-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

.wiki-step-start__choice:hover {
    border-color: var(--behnke-design);
    transform: translateY(-2px);
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.1);
}

.wiki-step-start__choice-emoji { font-size: 2rem; line-height: 1; color: var(--behnke-design); }
.wiki-step-start__choice-title { font-weight: 600; font-size: var(--behnke-big-font-size, 1.15rem); color: var(--behnke-black, #1f2937); }
.wiki-step-start__choice-sub { font-size: 0.85rem; color: var(--behnke-medium-gray, #9ca3af); }

/* ── Finish screen ────────────────────────────────────────────────────────── */
/* Shown after the last step; hosts the live "Was this page helpful?" widget.
   Hide the step chrome (nav, timer, overview) like the start screen does. */
.wiki-step-overlay.is-finish .wiki-step-overlay__nav,
.wiki-step-overlay.is-finish .wiki-step-overlay__timer,
.wiki-step-overlay.is-finish .wiki-step-overlay__list { display: none; }

.wiki-step-finish {
    max-width: 42rem;
    margin: auto;
    text-align: center;
    padding: var(--behnke-basic);
}

.wiki-step-finish__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: calc(3.4 * var(--behnke-basic));
    height: calc(3.4 * var(--behnke-basic));
    margin: 0 auto calc(1.2 * var(--behnke-basic));
    font-size: 1.8rem;
    color: #fff;
    background: var(--behnke-design, #0066cc);
    border-radius: 50%;
    box-shadow: 0 6px 20px color-mix(in srgb, var(--behnke-design, #0066cc) 35%, transparent);
    animation: wiki-step-finish-pop 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes wiki-step-finish-pop {
    from { opacity: 0; transform: scale(0.6); }
    to   { opacity: 1; transform: scale(1); }
}

.wiki-step-finish__title {
    margin: 0 0 calc(0.5 * var(--behnke-basic));
    font-size: var(--behnke-header-font-size, 1.8rem);
    color: var(--behnke-black, #1f2937);
}

.wiki-step-finish__hint {
    margin: 0 0 calc(1.5 * var(--behnke-basic));
    color: var(--behnke-medium-black, #4b5563);
    font-size: calc(1.05 * var(--behnke-normal-font-size));
}

/* The relocated widget renders with its own left-aligned layout. */
.wiki-step-finish__feedback { text-align: left; }

@media (max-width: 600px) {
    .wiki-step-overlay__stage { padding-top: calc(3.5 * var(--behnke-basic)); }
    .wiki-step-overlay__nav { gap: calc(0.6 * var(--behnke-basic)); }
    .wiki-step-overlay__counter { min-width: 0; font-size: 0.85rem; }
    .wiki-step-overlay__btn { padding: calc(0.6 * var(--behnke-basic)) calc(1.1 * var(--behnke-basic)); font-size: var(--behnke-normal-font-size); }
}

@media (prefers-reduced-motion: reduce) {
    .wiki-step-overlay__panel,
    .wiki-step-reveal,
    .wiki-step-finish__icon,
    .wiki-step-zoom { animation: none; }
    .wiki-step-overlay__progress span { transition: none; }
    .wiki-step-jump { transition: none; }
    .wiki-step-overlay__btn:hover,
    .wiki-step-start__choice:hover { transform: none; }
}

@media print {
    .wiki-step-toggle,
    .wiki-step-overlay { display: none !important; }
}