/* Pronunciation builder — extracted from style.css (PLN-017 Phase B Step 1) */

/* ═══════════════════════════════════════════════════════════════════════════ */
/* Pronunciation Builder                                                     */
/* ═══════════════════════════════════════════════════════════════════════════ */

.builder-section {
    text-align: center;
    padding: 1.5rem 0;
}
.builder-heading {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}
.builder-heading-pronunciation {
    font-size: 1.35rem;
    margin-top: 1.25rem;
    margin-bottom: 0.75rem;
}
.builder-subtext {
    color: #555;
    margin-bottom: 1.5rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Sound grid */
.sound-grid {
    max-width: 600px;
    margin: 0 auto 1rem;
    text-align: left;
}
.sound-grid-label {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-muted);
    margin: 0.75rem 0 0.35rem;
    text-transform: uppercase;
}
.sound-grid-tier {
    font-size: 0.65rem;
    color: #999;
    margin: 0.5rem 0 0.2rem;
}
.sound-btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}
.sound-btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 48px;
    padding: 0.45rem 0.5rem 0.3rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), rgba(255,255,255,0.1));
    border: 1px solid rgba(0,0,0,0.18);
    border-bottom: 2px solid rgba(0,0,0,0.25);
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.7);
    transition: background 0.12s, border-color 0.12s, transform 0.08s;
    line-height: 1.1;
}
.sound-btn:hover {
    background: linear-gradient(to bottom, rgba(255,255,255,0.8), rgba(255,255,255,0.3));
    border-color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}
.sound-btn:active {
    transform: translateY(1px);
    border-bottom-width: 1px;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.15);
}
.sound-btn-disabled {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}
.sound-btn-hint {
    font-size: 0.65rem;
    font-weight: 400;
    color: #999;
    margin-top: 1px;
}
.sound-btn-hint b {
    font-weight: 700;
    color: #555;
}
.sound-btn-vowel {
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), rgba(255,255,255,0.1)), rgba(180, 140, 100, 0.08);
}
.sound-btn-vowel:hover {
    background: linear-gradient(to bottom, rgba(255,255,255,0.8), rgba(255,255,255,0.3)), rgba(180, 140, 100, 0.08);
}
.sound-btn-separator {
    border-style: dashed;
    color: #999;
    min-width: 48px;
}
.sound-btn-separator .sound-btn-hint {
    color: #bbb;
}
.sound-btn-separator:hover {
    color: var(--color-accent);
}
.sound-btn-separator[disabled] {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

/* Sound strip (chips) */
.sound-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    min-height: 44px;
    padding: 0.6rem 0.75rem;
    margin: 0 auto 1rem;
    max-width: 600px;
    background: #f8f7f5;
    border: 1px solid #ddd;
    border-radius: 6px;
}
.sound-strip-empty {
    color: #999;
    font-size: 0.85rem;
    font-style: italic;
}
.sound-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
}
.sound-chip-stressed {
    font-weight: 700;
    color: var(--color-accent);
    border-color: var(--color-accent);
}
.sound-chip-separator {
    padding: 0.25rem 0.25rem;
    min-width: 0;
    font-size: 0.8rem;
    color: #999;
    background: transparent;
    border: 1px dashed #ccc;
}
.sound-chip-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    font-size: 0.85rem;
    line-height: 1;
    color: #999;
    background: none;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
}
.sound-chip-remove:hover {
    color: #c00;
    background: #fee;
}
.sound-strip-clear {
    font-size: 0.75rem;
    color: #999;
    background: none;
    border: none;
    cursor: pointer;
    margin-left: 0.25rem;
}
.sound-strip-clear:hover {
    color: var(--color-accent);
}

/* Builder actions (Done / Start Over) */
.builder-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin: 1.25rem 0;
    flex-wrap: wrap;
}
.builder-done-btn {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    transition: background 0.15s, transform 0.1s;
    /* gradient, border, shadow, hover, active: provided by .btn-primary (components.css) */
}
.builder-done-btn:disabled {
    background: #bbb;
    border-color: #999;
    border-bottom: 3px solid #888;
    cursor: not-allowed;
}
.builder-back-btn {
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
    color: var(--color-text);
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), rgba(255,255,255,0.1));
    border: 1px solid rgba(0,0,0,0.22);
    border-bottom: 2px solid rgba(0,0,0,0.30);
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), inset 0 1px 0 rgba(255,255,255,0.7);
    transition: background 0.12s, transform 0.08s;
}
.builder-back-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}

/* Kana reveal */
.kana-reveal {
    text-align: center;
    margin: 1.5rem 0;
}
.kana-reveal-box {
    display: inline-block;
    padding: 1.5rem 2.5rem;
    background: #f8f7f5;
    border: 2px solid var(--color-accent);
    border-radius: 8px;
}
.kana-reveal-large {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
}
.kana-reveal-romaji {
    font-size: 1rem;
    color: var(--color-muted);
    margin-top: 0.25rem;
    font-style: italic;
}
.kana-reveal-pronunciation {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin-top: 0.15rem;
}

/* Builder preview card (calligraphy in Refine view) */
.builder-preview-wrapper {
    display: flex;
    justify-content: center;
    margin: 1.5rem 0;
}
.builder-preview-card {
    width: 185px;
}
.builder-preview-card .design-card-image {
    position: relative;
    min-height: 180px;
}
.builder-preview-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}
.builder-preview-overlay::after {
    content: '';
    width: 24px;
    height: 24px;
    border: 3px solid #999;
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: builder-spin 0.8s linear infinite;
}
.builder-preview-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    color: var(--color-muted);
}
.builder-preview-spinner {
    display: inline-block;
    width: 28px;
    height: 28px;
    border: 3px solid #ddd;
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: builder-spin 0.8s linear infinite;
}
@keyframes builder-spin {
    to { transform: rotate(360deg); }
}
.builder-buy-btn {
    margin-top: 0.25rem;
}

/* Question cards (stress + ambiguity) */
.question-card {
    max-width: 500px;
    margin: 1rem auto;
    text-align: left;
}
.question-text {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}
.question-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.question-opt {
    flex: 1;
    min-width: 100px;
    padding: 0.6rem 0.75rem;
    text-align: center;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), rgba(255,255,255,0.1));
    border: 1px solid rgba(0,0,0,0.22);
    border-bottom: 3px solid rgba(0,0,0,0.30);
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), inset 0 1px 0 rgba(255,255,255,0.7);
    transition: background 0.12s, border-color 0.12s, transform 0.08s;
}
.question-opt:hover {
    border-color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}
.question-opt.selected {
    background: linear-gradient(to bottom, #900, var(--color-accent));
    color: #fff;
    border-color: #500;
    border-bottom: 3px solid #300;
    box-shadow: 0 2px 4px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.2);
}
.question-opt-label {
    font-weight: 600;
    font-size: 0.9rem;
}
.question-opt-kana {
    font-size: 0.8rem;
    margin-top: 0.15rem;
    opacity: 0.8;
}

/* BTN variant picker */
.btn-variant-picker {
    max-width: 500px;
    margin: 0.75rem auto;
    text-align: left;
}
.btn-variant-label {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.35rem;
}
.btn-variant-option {
    display: block;
    font-size: 0.85rem;
    padding: 0.2rem 0;
    cursor: pointer;
    color: #333;
}
.btn-variant-option input[type="radio"] {
    margin-right: 0.3rem;
}
.btn-variant-lang {
    font-weight: 600;
}
.btn-variant-pron {
    font-family: monospace;
}

/* Educational notes */
.builder-note {
    max-width: 500px;
    margin: 0.75rem auto;
    padding: 0.6rem 0.9rem;
    background: #f0f4f8;
    border-left: 3px solid #4a90d9;
    border-radius: 0 4px 4px 0;
    font-size: 0.85rem;
    color: #444;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}
.builder-note-text {
    flex: 1;
    line-height: 1.5;
}
.builder-note-dismiss {
    background: none;
    border: none;
    font-size: 1rem;
    color: #999;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    flex-shrink: 0;
}
.builder-note-dismiss:hover {
    color: #666;
}

/* Language selector (inline in name-info-bar) */
.builder-language-select {
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border: 1px solid rgba(0,0,0,0.22);
    border-radius: 4px;
    background: #fff;
    color: #333;
    cursor: pointer;
}

/* Try again link */
.builder-try-again {
    text-align: center;
    margin: 1.5rem 0;
    font-size: 0.95rem;
}
.builder-try-again a {
    color: var(--color-link);
}

/* Builder entry point ("I say it differently" / "How do you pronounce") */
.builder-entry {
    text-align: center;
    margin-top: 0.75rem;
}
.builder-entry-link {
    color: var(--color-link);
    font-size: 0.9rem;
    text-decoration: none;
    border-bottom: 1px dotted var(--color-link);
}
.builder-entry-link:hover {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* Hidden inline builder (shown when user clicks entry point) */
.builder-inline-hidden {
    display: none;
}

/* Inline builder uses full available width (not cramped 600px widget) */
.hero-showcase .builder-section .sound-grid,
.hero-showcase .builder-section .sound-strip {
    max-width: none;
}
.hero-showcase .builder-section .builder-subtext,
.hero-showcase .builder-section .question-card,
.hero-showcase .builder-section .btn-variant-picker,
.hero-showcase .builder-section .builder-note {
    max-width: none;
}

/* Overflow collapse label (inside expanded toggle-content) */
.pron-overflow {
    text-align: center;
}
.pron-overflow-collapse {
    display: inline-block;
    margin-top: 0.75rem;
    padding: 0.4rem 1rem;
    font-size: 0.9rem;
    color: #1a1a1a;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
}
.pron-overflow-collapse:hover {
    background: #f5f5f5;
}

/* Builder loading state */
.builder-loading {
    text-align: center;
    padding: 2rem;
    color: var(--color-muted);
}

/* Mode selector (segmented button group) */
.mode-selector {
    display: flex;
    max-width: 500px;
    margin: 0 auto 1rem;
    border: 1px solid rgba(0,0,0,0.22);
    border-radius: 6px;
    overflow: hidden;
}
.mode-btn {
    flex: 1;
    padding: 0.5rem 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
    color: var(--color-text);
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), rgba(255,255,255,0.1));
    border: none;
    border-right: 1px solid rgba(0,0,0,0.15);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.mode-btn:last-child {
    border-right: none;
}
.mode-btn:hover {
    background: linear-gradient(to bottom, rgba(255,255,255,0.8), rgba(255,255,255,0.3));
    color: var(--color-accent);
}
.mode-btn-active {
    background: linear-gradient(to bottom, #900, var(--color-accent));
    color: #fff;
}
.mode-btn-active:hover {
    background: linear-gradient(to bottom, #900, var(--color-accent));
    color: #fff;
}
.mode-btn-disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* Text input panel (Type Pronunciation / Type Romaji) */
.text-input-panel {
    max-width: 500px;
    margin: 0 auto 1rem;
    text-align: left;
}
.text-input-instruction {
    font-size: 0.85rem;
    color: #555;
    margin-bottom: 0.5rem;
}
.text-input-field {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    box-sizing: border-box;
}
.text-input-field:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(128,0,0,0.12);
}
.text-input-hint {
    font-size: 0.8rem;
    color: #999;
    margin-top: 0.35rem;
}
.text-input-error {
    font-size: 0.85rem;
    color: #c00;
    margin-top: 0.5rem;
    line-height: 1.5;
}
.text-input-error a {
    color: var(--color-link);
}
.text-input-submit {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 0.75rem;
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
    background: linear-gradient(to bottom, #a03030, #800000);
    color: #fff;
    border: 1px solid #600;
    border-bottom: 3px solid #400;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
}
.text-input-submit:hover {
    background: linear-gradient(to bottom, #b03838, #901010);
    transform: translateY(-1px);
}
.text-input-submit:disabled {
    background: #bbb;
    border-color: #999;
    border-bottom: 3px solid #888;
    cursor: not-allowed;
    transform: none;
}

/* ═══ Responsive ═══ */
@media (max-width: 768px) {
    .mode-selector {
        flex-direction: column;
    }
    .mode-btn {
        border-right: none;
        border-bottom: 1px solid rgba(0,0,0,0.15);
    }
    .mode-btn:last-child {
        border-bottom: none;
    }
    .builder-heading {
        font-size: 1.4rem;
    }
    .sound-btn {
        min-width: 42px;
        padding: 0.4rem 0.35rem 0.25rem;
        font-size: 0.85rem;
    }
    .sound-btn-hint {
        font-size: 0.6rem;
    }
    .kana-reveal-large {
        font-size: 2rem;
    }
    .kana-reveal-box {
        padding: 1rem 1.5rem;
    }
    .question-options {
        flex-direction: column;
    }
    .question-opt {
        min-width: auto;
    }
}