/* =====================================================
   ÁUDIO TOOLS — Estilos compartilhados (audio-shared.css)
   ===================================================== */

/* ── Drop Zone idêntica ao PDF ── */
.audio-dropzone {
    border: 2.5px dashed var(--border-2);
    border-radius: var(--radius-lg);
    background: var(--bg-2);
    padding: 48px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}

.audio-dropzone::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.06), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
}

.audio-dropzone:hover,
.audio-dropzone.drag-over {
    border-color: var(--cyan);
    background: rgba(6, 182, 212, 0.04);
}

.audio-dropzone:hover::before,
.audio-dropzone.drag-over::before {
    opacity: 1;
}

.audio-dropzone.drag-over {
    border-style: solid;
    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.2);
}

.audio-drop-icon {
    width: 72px;
    height: 72px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.25);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--cyan);
    transition: transform 0.3s;
}

.audio-dropzone:hover .audio-drop-icon {
    transform: scale(1.07);
}

.audio-drop-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.audio-drop-sub {
    font-size: 14px;
    color: var(--text-3);
    margin-bottom: 20px;
}

.audio-drop-formats {
    margin-top: 16px;
    font-size: 12px;
    color: var(--text-3);
}

.audio-drop-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--cyan);
    color: white;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.audio-drop-btn:hover {
    background: #0891b2;
    transform: translateY(-1px);
}

/* ── Waveform canvas ── */
.waveform-wrap {
    position: relative;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 16px 0;
    height: 80px;
}

.waveform-canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: pointer;
}

.waveform-progress {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    background: rgba(6, 182, 212, 0.12);
    pointer-events: none;
    transition: width 0.05s linear;
    border-right: 2px solid var(--cyan);
}

/* Trim handles */
.waveform-trim-start,
.waveform-trim-end {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 4px;
    cursor: ew-resize;
    z-index: 10;
}

.waveform-trim-start {
    background: rgba(16, 185, 129, 0.8);
}

.waveform-trim-end {
    background: rgba(239, 68, 68, 0.8);
}

.waveform-trim-start::before,
.waveform-trim-end::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 12px;
    background: inherit;
    opacity: 0.3;
}

.waveform-trim-start::before {
    right: -12px;
}

.waveform-trim-end::before {
    left: -12px;
}

.waveform-trim-region {
    position: absolute;
    top: 0;
    bottom: 0;
    background: rgba(6, 182, 212, 0.06);
    pointer-events: none;
}

/* ── Audio Player Controls ── */
.audio-player {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin: 12px 0;
}

.play-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--cyan);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s;
}

.play-btn:hover {
    background: #0891b2;
    transform: scale(1.05);
}

.play-btn svg {
    transition: transform 0.15s;
}

.time-display {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--text-3);
    min-width: 90px;
    flex-shrink: 0;
}

.volume-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
}

.volume-wrap input[type=range] {
    width: 70px;
}

/* ── Progress ── */
.audio-progress {
    margin: 16px 0;
}

.audio-progress-bar {
    height: 6px;
    background: var(--bg-3);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.audio-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyan), #7c3aed);
    border-radius: 3px;
    transition: width 0.3s ease;
    width: 0%;
}

.audio-progress-text {
    font-size: 13px;
    color: var(--text-3);
    text-align: center;
}

/* ── Result Box ── */
.audio-result {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.08), rgba(139, 92, 246, 0.08));
    border: 1.5px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    margin-top: 20px;
}

.audio-result-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.audio-result-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--cyan);
}

.audio-result-desc {
    font-size: 14px;
    color: var(--text-2);
    margin-bottom: 20px;
}

.audio-result-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── File list (juntar) ── */
.audio-file-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.audio-file-item:hover {
    border-color: var(--border-2);
}

.audio-file-icon {
    width: 36px;
    height: 36px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    flex-shrink: 0;
    border: 1px solid rgba(6, 182, 212, 0.2);
    font-size: 13px;
    font-weight: 700;
    font-family: var(--mono);
}

.audio-file-info {
    flex: 1;
    min-width: 0;
}

.audio-file-name {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.audio-file-size {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 2px;
}

.audio-file-actions {
    display: flex;
    gap: 4px;
}

.audio-file-btn {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text-3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.audio-file-btn:hover {
    color: var(--text);
    border-color: var(--border-2);
}

.audio-file-btn.danger:hover {
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.4);
}

/* ── Recorder ── */
.recorder-vis {
    height: 100px;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 16px 0;
    position: relative;
}

.recorder-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.rec-dot {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 10px;
    height: 10px;
    background: #ef4444;
    border-radius: 50%;
    animation: rec-blink 1s ease-in-out infinite;
}

@keyframes rec-blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.2;
    }
}

.recorder-time {
    font-family: var(--mono);
    font-size: 48px;
    font-weight: 900;
    text-align: center;
    color: var(--cyan);
    margin: 16px 0;
    letter-spacing: -2px;
}

@media (max-width: 640px) {
    .audio-dropzone {
        padding: 32px 16px;
    }

    .time-display {
        font-size: 11px;
    }
}