/**
 * FF Vokabeltrainer – Dialoge
 * Editorial Aesthetic: Cormorant Garamond / Inter / JetBrains Mono
 * Farben: Papier #fffbf2, Bordeaux #8b1d2e, Tiefblau (Sprecher A) #1d3557,
 * Grün (Sprecher B) #3b6d11, Gold #8a6508, Tinte #1a1f2e, Muted #6b6960
 */

.ff-vt-dialoge {
    --vtd-paper:     #fffbf2;
    --vtd-paper-2:   #f4ecd6;
    --vtd-ink:       #1a1f2e;
    --vtd-muted:     #6b6960;
    --vtd-rule:      rgba(26, 31, 46, 0.12);
    --vtd-accent:    #8b1d2e;   /* Bordeaux */
    --vtd-speaker-a: #1d3557;   /* Tiefblau */
    --vtd-speaker-b: #3b6d11;   /* Grün */
    --vtd-gold:      #8a6508;
    --vtd-gold-soft: #d4a93a;
    --vtd-highlight: rgba(212, 169, 58, 0.22);

    --vtd-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
    --vtd-sans:  -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
    --vtd-mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

    background: var(--vtd-paper);
    color: var(--vtd-ink);
    font-family: var(--vtd-sans);
    max-width: 820px;
    margin: 2rem auto;
    padding: 2rem 1.6rem 2.4rem;
    border: 1px solid var(--vtd-rule);
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(26, 31, 46, 0.04);
    position: relative;
}

/* Floret-Akzent oben rechts */
.ff-vt-dialoge::before {
    content: "❦";
    position: absolute;
    top: 0.9rem;
    right: 1.1rem;
    font-family: var(--vtd-serif);
    color: var(--vtd-gold-soft);
    font-size: 1.3rem;
    line-height: 1;
    opacity: 0.6;
}

/* -------- Header -------- */
.ff-vt-dialoge-header {
    text-align: center;
    margin-bottom: 1.6rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--vtd-rule);
}
.ff-vt-dialoge-eyebrow {
    font-family: var(--vtd-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--vtd-muted);
    margin-bottom: 0.4rem;
}
.ff-vt-dialoge-title {
    font-family: var(--vtd-serif);
    font-weight: 600;
    font-size: 1.6rem;
    color: var(--vtd-accent);
    line-height: 1.2;
    margin: 0;
}
.ff-vt-dialoge-subtitle {
    font-family: var(--vtd-serif);
    font-style: italic;
    color: var(--vtd-muted);
    font-size: 0.95rem;
    margin: 0.3rem 0 0;
}

/* -------- Tab-Navigation -------- */
.ff-vt-dialoge-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1.4rem;
}
.ff-vt-dialoge-tab {
    appearance: none;
    background: var(--vtd-paper);
    border: 1px solid var(--vtd-rule);
    border-radius: 4px;
    padding: 0.45rem 0.9rem;
    cursor: pointer;
    font-family: var(--vtd-sans);
    font-size: 0.85rem;
    color: var(--vtd-muted);
    transition: all 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.ff-vt-dialoge-tab:hover {
    background: var(--vtd-paper-2);
    color: var(--vtd-ink);
}
.ff-vt-dialoge-tab.is-active {
    background: var(--vtd-accent);
    color: var(--vtd-paper);
    border-color: var(--vtd-accent);
}
.ff-vt-dialoge-tab-num {
    font-family: var(--vtd-mono);
    font-size: 0.75rem;
    opacity: 0.7;
}

/* -------- Controls -------- */
.ff-vt-dialoge-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--vtd-rule);
}
.ff-vt-dialoge-modes {
    display: inline-flex;
    border: 1px solid var(--vtd-rule);
    border-radius: 4px;
    overflow: hidden;
}
.ff-vt-dialoge-mode {
    appearance: none;
    background: var(--vtd-paper);
    border: 0;
    padding: 0.4rem 0.9rem;
    font-family: var(--vtd-sans);
    font-size: 0.82rem;
    color: var(--vtd-muted);
    cursor: pointer;
    transition: all 0.15s;
}
.ff-vt-dialoge-mode + .ff-vt-dialoge-mode {
    border-left: 1px solid var(--vtd-rule);
}
.ff-vt-dialoge-mode:hover {
    background: var(--vtd-paper-2);
    color: var(--vtd-ink);
}
.ff-vt-dialoge-mode.is-active {
    background: var(--vtd-speaker-a);
    color: var(--vtd-paper);
}
.ff-vt-dialoge-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    align-items: center;
}
.ff-vt-dialoge-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    color: var(--vtd-muted);
    cursor: pointer;
}
.ff-vt-dialoge-toggle input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--vtd-accent);
    cursor: pointer;
}
.ff-vt-dialoge-toggle.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
}
.ff-vt-dialoge-toggle.is-disabled input[type="checkbox"] {
    cursor: not-allowed;
    pointer-events: none;
}

/* -------- Voices-Info -------- */
.ff-vt-dialoge-voices {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
    padding: 0.4rem 0.75rem;
    background: var(--vtd-paper-2);
    border: 1px solid var(--vtd-rule);
    border-radius: 4px;
    font-size: 0.78rem;
    color: var(--vtd-muted);
}
.ff-vt-dialoge-voices[hidden] { display: none; }
.ff-vt-dialoge-voices-label {
    font-family: var(--vtd-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--vtd-gold);
}
.ff-vt-dialoge-voices-info {
    flex: 1;
    color: var(--vtd-ink);
}
.ff-vt-dialoge-voices-info strong {
    font-weight: 600;
    color: var(--vtd-accent);
}
.ff-vt-dialoge-voices-swap {
    appearance: none;
    background: var(--vtd-paper);
    border: 1px solid var(--vtd-rule);
    border-radius: 50%;
    width: 1.6rem;
    height: 1.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--vtd-speaker-a);
    font-size: 0.95rem;
    line-height: 1;
    padding: 0;
    transition: all 0.15s;
}
.ff-vt-dialoge-voices-swap:hover {
    background: var(--vtd-speaker-a);
    color: var(--vtd-paper);
    border-color: var(--vtd-speaker-a);
}
.ff-vt-dialoge-voices-swap:active { transform: scale(0.92); }
.ff-vt-dialoge-voices-swap[hidden] { display: none; }

/* -------- Stage (aktueller Dialog) -------- */
.ff-vt-dialoge-stage-head {
    margin-bottom: 1.2rem;
}
.ff-vt-dialoge-counter {
    font-family: var(--vtd-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--vtd-gold);
}
.ff-vt-dialoge-stage-title {
    font-family: var(--vtd-serif);
    font-style: italic;
    font-weight: 500;
    font-size: 1.25rem;
    color: var(--vtd-ink);
    margin: 0.3rem 0 0;
    line-height: 1.35;
}

/* -------- Dialog-Zeilen -------- */
.ff-vt-dialoge-lines {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}
.ff-vt-dialoge-line {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}
.ff-vt-dialoge-line.is-current-satz {
    /* Hervorhebung im Satz-Modus */
}

.ff-vt-dialoge-line[hidden] { display: none; }

.ff-vt-dialoge-speaker {
    flex: 0 0 auto;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--vtd-serif);
    font-weight: 600;
    font-size: 1.05rem;
    line-height: 1;
}
.ff-vt-dialoge-speaker--a {
    background: #e6eef8;
    color: var(--vtd-speaker-a);
    border: 1px solid var(--vtd-speaker-a);
}
.ff-vt-dialoge-speaker--b {
    background: #eaf3de;
    color: var(--vtd-speaker-b);
    border: 1px solid var(--vtd-speaker-b);
}

.ff-vt-dialoge-bubble {
    flex: 1;
    padding: 0.65rem 0.85rem;
    /* Platz oben rechts für DE- + Speaker-Button (jeweils 1.7rem rund + Gap) */
    padding-right: 5.2rem;
    border: 1px solid var(--vtd-rule);
    border-radius: 6px;
    background: var(--vtd-paper);
    position: relative;
}
.ff-vt-dialoge-line--a .ff-vt-dialoge-bubble {
    border-left: 3px solid var(--vtd-speaker-a);
}
.ff-vt-dialoge-line--b .ff-vt-dialoge-bubble {
    border-left: 3px solid var(--vtd-speaker-b);
}
.ff-vt-dialoge-fr {
    font-size: 1rem;
    line-height: 1.55;
    color: var(--vtd-ink);
}
.ff-vt-dialoge-de {
    margin-top: 0.4rem;
    padding-top: 0.4rem;
    border-top: 1px dashed var(--vtd-rule);
    font-family: var(--vtd-serif);
    font-style: italic;
    font-size: 0.92rem;
    color: var(--vtd-muted);
    line-height: 1.5;
}
.ff-vt-dialoge-de[hidden] { display: none; }

/* Schlüsselphrasen-Highlight */
.ff-vt-dialoge-fr mark.ff-vt-dialoge-phrase {
    background: var(--vtd-highlight);
    color: var(--vtd-ink);
    padding: 0 2px;
    border-radius: 2px;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
}

/* Speaker-Button pro Zeile */
.ff-vt-dialoge-bubble-tools {
    position: absolute;
    top: 0.4rem;
    right: 0.5rem;
    display: flex;
    gap: 0.3rem;
}

/* "DE"-Reveal-Button (pro Satz Übersetzung an/aus) */
.ff-vt-dialoge-reveal {
    appearance: none;
    background: transparent;
    border: 1px solid var(--vtd-rule);
    border-radius: 50%;
    width: 1.7rem;
    height: 1.7rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    color: var(--vtd-muted);
    font-family: var(--vtd-mono);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    line-height: 1;
    transition: all 0.15s;
}
.ff-vt-dialoge-reveal:hover {
    color: var(--vtd-accent);
    border-color: var(--vtd-accent);
}
.ff-vt-dialoge-reveal:active { transform: scale(0.94); }
.ff-vt-dialoge-reveal.is-revealed {
    background: var(--vtd-accent);
    color: var(--vtd-paper);
    border-color: var(--vtd-accent);
}
.ff-vt-dialoge-speak {
    appearance: none;
    background: transparent;
    border: 1px solid var(--vtd-rule);
    border-radius: 50%;
    width: 1.7rem;
    height: 1.7rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--vtd-accent);
    transition: all 0.15s;
    padding: 0;
}
.ff-vt-dialoge-speak:hover {
    background: var(--vtd-accent);
    color: var(--vtd-paper);
    border-color: var(--vtd-accent);
}
.ff-vt-dialoge-speak:active { transform: scale(0.94); }
.ff-vt-dialoge-speak.is-playing {
    background: var(--vtd-gold);
    color: var(--vtd-paper);
    border-color: var(--vtd-gold);
}
.ff-vt-dialoge-speak svg {
    display: block;
    width: 12px;
    height: 12px;
}

/* -------- Satz-für-Satz Navigation -------- */
.ff-vt-dialoge-satznav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    margin-top: 1.4rem;
    padding-top: 1rem;
    border-top: 1px solid var(--vtd-rule);
}
.ff-vt-dialoge-satznav[hidden] { display: none; }
.ff-vt-dialoge-prev,
.ff-vt-dialoge-next {
    appearance: none;
    background: var(--vtd-paper);
    border: 1px solid var(--vtd-rule);
    border-radius: 4px;
    padding: 0.5rem 1rem;
    font-family: var(--vtd-sans);
    font-size: 0.88rem;
    color: var(--vtd-ink);
    cursor: pointer;
    transition: all 0.15s;
}
.ff-vt-dialoge-prev:hover,
.ff-vt-dialoge-next:hover {
    background: var(--vtd-speaker-a);
    color: var(--vtd-paper);
    border-color: var(--vtd-speaker-a);
}
.ff-vt-dialoge-prev:disabled,
.ff-vt-dialoge-next:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.ff-vt-dialoge-satzcounter {
    font-family: var(--vtd-mono);
    font-size: 0.78rem;
    color: var(--vtd-muted);
}

/* -------- Schlüsselphrasen-Liste -------- */
.ff-vt-dialoge-keyphrases {
    margin-top: 2rem;
    padding: 1rem 1.2rem;
    background: var(--vtd-paper-2);
    border-radius: 4px;
    border: 1px solid var(--vtd-rule);
}
.ff-vt-dialoge-keyphrases summary {
    cursor: pointer;
    font-family: var(--vtd-serif);
    font-style: italic;
    font-size: 1rem;
    color: var(--vtd-accent);
    outline: none;
}
.ff-vt-dialoge-keyphrases summary:hover { color: var(--vtd-gold); }
.ff-vt-dialoge-keyphrases ul {
    margin: 0.9rem 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.4rem;
}
.ff-vt-dialoge-keyphrases li {
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--vtd-ink);
    padding: 0.25rem 0;
    border-bottom: 1px dotted var(--vtd-rule);
}
.ff-vt-dialoge-keyphrases li:last-child { border-bottom: 0; }
.ff-vt-dialoge-kp-fr { font-weight: 500; }
.ff-vt-dialoge-kp-arrow {
    color: var(--vtd-gold);
    margin: 0 0.4rem;
}
.ff-vt-dialoge-kp-de {
    color: var(--vtd-muted);
    font-style: italic;
}

/* -------- Mobile -------- */
@media ( max-width: 600px ) {
    .ff-vt-dialoge { padding: 1.4rem 0.9rem 1.8rem; margin: 1rem 0.5rem; }
    .ff-vt-dialoge-title { font-size: 1.3rem; }
    .ff-vt-dialoge-stage-title { font-size: 1.05rem; }
    .ff-vt-dialoge-tab { font-size: 0.78rem; padding: 0.35rem 0.7rem; }
    .ff-vt-dialoge-controls { flex-direction: column; align-items: stretch; gap: 0.7rem; }
    .ff-vt-dialoge-modes { align-self: center; }
    .ff-vt-dialoge-toggles { justify-content: center; }
    .ff-vt-dialoge-bubble-tools { position: static; margin-top: 0.4rem; justify-content: flex-end; }
    .ff-vt-dialoge-bubble { padding-right: 0.85rem; }
}