/*
 * RecipeMaster Pro – History Timeline Slider
 * Vollständig auf CSS Custom Properties gebaut → alle Farben/Größen
 * kommen direkt aus den Admin-Einstellungen via inline <style>.
 *
 * @since 6.4.6
 */

/* ── DEFAULTS (Fallback falls inline <style> fehlt) ─────────────── */
.rmp-timeline-slider {
    --rmp-tl-accent:   #c0392b;
    --rmp-tl-line-bg:  #e2e4e7;
    --rmp-tl-dot-size: 44px;
    --rmp-tl-speed:    400ms;
    --rmp-tl-radius:   10px;
    --rmp-tl-bg:       #ffffff;
    --rmp-tl-border:   #e9ecef;
    --rmp-tl-text:     #2c3e50;
    --rmp-tl-muted:    #868e96;

    position: relative;
    margin: 0 0 48px;
    font-family: inherit;
}

/* ── HEADER ──────────────────────────────────────────────────────── */
.rmp-tl-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px 12px;
    background: var(--rmp-tl-text);
    border-radius: var(--rmp-tl-radius) var(--rmp-tl-radius) 0 0;
    color: #fff;
}

.rmp-tl-header-text {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .03em;
    opacity: .95;
}

.rmp-tl-counter {
    font-size: 12px;
    background: rgba(255,255,255,.15);
    border-radius: 20px;
    padding: 2px 10px;
    letter-spacing: .05em;
}

.rmp-tl-cur  { font-weight: 700; }
.rmp-tl-sep  { opacity: .6; margin: 0 2px; }
.rmp-tl-tot  { opacity: .7; }

/* ── TIMELINE-NAVIGATION ─────────────────────────────────────────── */
.rmp-tl-nav {
    display: flex;
    align-items: flex-start;
    gap: 0;
    padding: 28px 16px 20px;
    background: var(--rmp-tl-bg);
    border: 1px solid var(--rmp-tl-border);
    border-top: none;
    position: relative;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--rmp-tl-line-bg) transparent;
    -webkit-overflow-scrolling: touch;
}

.rmp-tl-nav::-webkit-scrollbar        { height: 3px; }
.rmp-tl-nav::-webkit-scrollbar-track  { background: transparent; }
.rmp-tl-nav::-webkit-scrollbar-thumb  { background: var(--rmp-tl-line-bg); border-radius: 2px; }

/* ── PFEIL-BUTTONS ───────────────────────────────────────────────── */
.rmp-tl-arrow {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border: 1.5px solid var(--rmp-tl-border);
    border-radius: 50%;
    background: var(--rmp-tl-bg);
    color: var(--rmp-tl-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--rmp-tl-speed) .1, color .15s, border-color .15s, opacity .15s;
    position: relative;
    z-index: 3;
    margin-top: calc( var(--rmp-tl-dot-size) / 2 - 17px );
    flex-shrink: 0;
}

.rmp-tl-arrow:hover:not([disabled]) {
    background: var(--rmp-tl-accent);
    border-color: var(--rmp-tl-accent);
    color: #fff;
}

.rmp-tl-arrow[disabled] {
    opacity: .25;
    cursor: not-allowed;
    pointer-events: none;
}

/* Nur-Pfeile Variante */
.rmp-tl-arrows-only {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 14px 20px;
    background: var(--rmp-tl-bg);
    border: 1px solid var(--rmp-tl-border);
    border-top: none;
}

.rmp-tl-counter-inline {
    font-size: 13px;
    color: var(--rmp-tl-muted);
    font-variant-numeric: tabular-nums;
    min-width: 48px;
    text-align: center;
}

/* ── TIMELINE-TRACK ──────────────────────────────────────────────── */
.rmp-tl-track-wrap {
    flex: 1;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    position: relative;
    padding: 0 12px;
    min-width: 0;
    overflow: visible;
}

/* Hintergrundlinie */
.rmp-tl-line-bg {
    position: absolute;
    top: calc( var(--rmp-tl-dot-size) / 2 );
    left: 12px;
    right: 12px;
    height: 3px;
    background: var(--rmp-tl-line-bg);
    border-radius: 2px;
    z-index: 0;
}

/* Aktiv-Linie – wächst via JS */
.rmp-tl-line-active {
    position: absolute;
    top: calc( var(--rmp-tl-dot-size) / 2 );
    left: 12px;
    width: 0%;
    height: 3px;
    background: var(--rmp-tl-accent);
    border-radius: 2px;
    z-index: 1;
    transition: width var(--rmp-tl-speed) cubic-bezier(.4,0,.2,1);
}

/* ── EINZELNER KNOTEN ────────────────────────────────────────────── */
.rmp-tl-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 2;
    flex: 1;
    min-width: 64px;
    max-width: 160px;
}

/* Dot-Button */
.rmp-tl-dot {
    position: relative;
    width: var(--rmp-tl-dot-size);
    height: var(--rmp-tl-dot-size);
    border: none;
    border-radius: 50%;
    background: var(--rmp-tl-bg);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform .2s, box-shadow .2s;
    outline: none;
}

/* Ring außen */
.rmp-tl-dot-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2.5px solid var(--rmp-tl-line-bg);
    background: var(--rmp-tl-bg);
    transition: border-color .2s, background .2s;
}

/* Icon innen */
.rmp-tl-dot-inner {
    position: relative;
    z-index: 1;
    color: var(--rmp-tl-muted);
    line-height: 0;
    transition: color .2s;
}

/* Hover */
.rmp-tl-dot:hover .rmp-tl-dot-ring {
    border-color: var(--rmp-tl-accent);
}
.rmp-tl-dot:focus-visible .rmp-tl-dot-ring {
    border-color: var(--rmp-tl-accent);
    box-shadow: 0 0 0 3px rgba(192,57,43,.25);
}

/* Aktiv */
.rmp-tl-node.is-active .rmp-tl-dot-ring {
    border-color: var(--rmp-tl-accent);
    background: var(--rmp-tl-accent);
    box-shadow:
        0 0 0 5px rgba(192,57,43,.12),
        0 2px 8px rgba(192,57,43,.35);
}

.rmp-tl-node.is-active .rmp-tl-dot-inner {
    color: #fff;
}

.rmp-tl-node.is-active .rmp-tl-dot {
    transform: scale(1.12);
}

/* Pulsierender Ring für aktiven Knoten */
.rmp-tl-node.is-active .rmp-tl-dot-ring::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid var(--rmp-tl-accent);
    opacity: 0;
    animation: rmp-tl-pulse 2.4s ease-out infinite;
}

@keyframes rmp-tl-pulse {
    0%   { opacity: .6; transform: scale(.85); }
    60%  { opacity: 0;  transform: scale(1.4); }
    100% { opacity: 0;  transform: scale(1.4); }
}

/* Bereits besuchte Nodes (vor dem aktiven) */
.rmp-tl-node.is-past .rmp-tl-dot-ring {
    border-color: var(--rmp-tl-accent);
    background: color-mix(in srgb, var(--rmp-tl-accent) 15%, white);
}
.rmp-tl-node.is-past .rmp-tl-dot-inner {
    color: var(--rmp-tl-accent);
}

/* Connector-Zacke → zeigt auf den aktiven Slide */
.rmp-tl-node.is-active::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid var(--rmp-tl-accent);
}

/* ── NODE-LABELS ─────────────────────────────────────────────────── */
.rmp-tl-node-era {
    font-size: 11px;
    font-weight: 700;
    color: var(--rmp-tl-accent);
    text-align: center;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
    letter-spacing: .02em;
}

.rmp-tl-node-label {
    font-size: 11px;
    color: var(--rmp-tl-muted);
    text-align: center;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
    transition: color .2s, font-weight .2s;
}

.rmp-tl-node.is-active .rmp-tl-node-era   { color: var(--rmp-tl-accent); }
.rmp-tl-node.is-active .rmp-tl-node-label { color: var(--rmp-tl-text); font-weight: 600; }

/* ── SLIDES ──────────────────────────────────────────────────────── */
.rmp-tl-slides-outer {
    overflow: hidden;
    border: 1px solid var(--rmp-tl-border);
    border-top: none;
    border-radius: 0 0 var(--rmp-tl-radius) var(--rmp-tl-radius);
    background: var(--rmp-tl-bg);
}

/* Wenn kein Header und kein Nav: runde Ecken oben */
.rmp-timeline-slider:not(:has(.rmp-tl-header)):not(:has(.rmp-tl-nav)) .rmp-tl-slides-outer {
    border-radius: var(--rmp-tl-radius);
}

.rmp-tl-slides-track {
    display: flex;
    align-items: flex-start;
    will-change: transform;
    /* Transition-Typ wird per data-transition gesetzt, JS schreibt die Regel */
}

/* Slide */
.rmp-tl-slide {
    min-width: 100%;
    flex-shrink: 0;
    align-self: flex-start;
    position: relative;
    outline: none;
}

.rmp-tl-slide:not(.is-active) {
    pointer-events: none;
    user-select: none;
}

/* Fade-Transition */
.rmp-timeline-slider[data-transition="fade"] .rmp-tl-slides-track {
    display: block;
    position: relative;
}

.rmp-timeline-slider[data-transition="fade"] .rmp-tl-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity var(--rmp-tl-speed) ease;
    pointer-events: none;
}

.rmp-timeline-slider[data-transition="fade"] .rmp-tl-slide.is-active {
    position: relative;
    opacity: 1;
    pointer-events: auto;
}

/* ── VERSIONS-BADGE ──────────────────────────────────────────────── */
.rmp-tl-slide-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 0 0 6px 0;
    color: #fff;
    background: var(--rmp-tl-accent);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 5;
}

.rmp-tl-slide-badge.is-main {
    background: var(--rmp-tl-text);
}

/* ── SLIDING-GUARD ───────────────────────────────────────────────── */
.rmp-timeline-slider.is-animating .rmp-tl-arrow,
.rmp-timeline-slider.is-animating .rmp-tl-dot {
    pointer-events: none;
}
/* Keyboard focus für Pfeil-Buttons */
.rmp-tl-arrow:focus-visible {
    outline: 2px solid var(--rmp-tl-accent);
    outline-offset: 2px;
    border-radius: 50%;
}


/* ── AUTOPLAY-PROGRESSBAR ────────────────────────────────────────── */
.rmp-tl-progress {
    height: 3px;
    background: var(--rmp-tl-line-bg);
    overflow: hidden;
    border-radius: 0;
}

.rmp-tl-progress-bar {
    height: 100%;
    background: var(--rmp-tl-accent);
    width: 0%;
    transition: width linear;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .rmp-timeline-slider { --rmp-tl-dot-size: 34px; }

    .rmp-tl-nav { padding: 20px 8px 14px; }

    .rmp-tl-node-era,
    .rmp-tl-node-label { max-width: 68px; font-size: 10px; }

    .rmp-tl-header { padding: 10px 14px; }
    .rmp-tl-header-text { font-size: 12px; }

    .rmp-tl-node.is-active::after { display: none; }
}

/* ── DARK MODE ───────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
    .rmp-timeline-slider {
        --rmp-tl-bg:     #1e2433;
        --rmp-tl-border: #2d3748;
        --rmp-tl-text:   #e2e8f0;
        --rmp-tl-muted:  #718096;
        --rmp-tl-line-bg:#2d3748;
    }

    .rmp-tl-header {
        background: #141926;
    }

    .rmp-tl-dot-ring {
        background: #1e2433;
    }
}

/* ── Autoplay Pause-Button (WCAG 2.2.2) ─────────────────── */
.rmp-tl-pause-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    color: var(--rmp-tl-muted, #9ca3af);
    line-height: 0;
    flex-shrink: 0;
    transition: color .2s;
}
.rmp-tl-pause-btn:hover,
.rmp-tl-pause-btn[aria-pressed="true"] {
    color: var(--rmp-tl-accent);
}
.rmp-tl-pause-btn:focus-visible {
    outline: 2px solid var(--rmp-tl-accent);
    outline-offset: 2px;
    border-radius: 4px;
}