@charset "UTF-8";

/* ===== Voice to Text Page Styles ===== */

/* ===== Keyframe Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
    70% { box-shadow: 0 0 0 20px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

@keyframes wave {
    0%, 100% { height: 8px; }
    50% { height: 28px; }
}

@keyframes soundWave {
    0%, 100% { height: 10px; }
    50% { height: 45px; }
}

/* ===== Page Container ===== */
.vtt-page {
    width: 100%;
    min-height: 100vh;
}

.vtt-page .vtt-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 30px 20px 60px;
}

/* ===== Hero Section ===== */
.vtt-page .vtt-hero {
    padding: 50px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.vtt-page .vtt-hero-content {
    position: relative;
    z-index: 1;
}

.vtt-page .vtt-hero-icon i {
    font-size: 56px;
    color: #fff;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    display: block;
    margin-bottom: 16px;
}

.vtt-page .vtt-hero h1 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 14px 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.vtt-page .vtt-hero-desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 650px;
    margin: 0 auto 20px;
    line-height: 1.7;
}

.vtt-page .vtt-hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.vtt-page .vtt-tag {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 20px;
    padding: 4px 14px;
    font-size: 12px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* ===== Usage Bar ===== */
.vtt-page .vtt-usage-bar {
    margin-bottom: 24px;
}

.vtt-page .usage-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 8px;
    background: var(--card_bg);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    font-size: 14px;
    color: var(--font_2);
}

.vtt-page .usage-info i {
    color: var(--active);
    font-size: 16px;
}

.vtt-page .usage-info.admin-mode {
    border-left: 3px solid #10b981;
}

.vtt-page .usage-info.admin-mode i {
    color: #10b981;
}

.vtt-page .usage-info.limit-reached {
    border-left: 3px solid #ef4444;
    color: #ef4444;
}

.vtt-page .usage-info.limit-reached i {
    color: #ef4444;
}

/* ===== Input Area ===== */
.vtt-page .vtt-input-area {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
}

/* ===== Upload Zone ===== */
.vtt-page .vtt-upload-zone {
    flex: 1;
    border: 2px dashed rgba(var(--font_2), 0.3);
    border-color: var(--font_2);
    opacity: 0.6;
    border-radius: 12px;
    padding: 40px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--card_bg);
}

.vtt-page .vtt-upload-zone {
    border: 2px dashed;
    border-color: rgba(85, 85, 85, 0.4);
}

.vtt-page .vtt-upload-zone:hover,
.vtt-page .vtt-upload-zone.drag-over {
    border-color: var(--active);
    background: rgba(64, 158, 255, 0.03);
}

.vtt-page .vtt-upload-zone.has-file {
    border-style: solid;
    border-color: var(--active);
}

.vtt-page .upload-icon i {
    font-size: 48px;
    color: var(--active);
}

.vtt-page .vtt-upload-zone h3 {
    font-size: 18px;
    color: var(--font_1);
    margin: 16px 0 8px 0;
    font-weight: 600;
}

.vtt-page .vtt-upload-zone p {
    font-size: 14px;
    color: var(--font_2);
    margin: 0;
}

.vtt-page .upload-link {
    color: var(--active);
    text-decoration: underline;
    cursor: pointer;
}

.vtt-page .upload-hint {
    font-size: 12px;
    color: var(--font_2);
    margin-top: 8px;
}

.vtt-page .file-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    background: rgba(64, 158, 255, 0.1);
    border-radius: 8px;
    margin-top: 16px;
}

.vtt-page .file-info i {
    color: var(--active);
}

.vtt-page .file-info span {
    font-size: 14px;
    color: var(--font_1);
}

.vtt-page .file-remove {
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--font_2);
    padding: 4px;
    margin-left: 4px;
    font-size: 14px;
    transition: color 0.2s ease;
}

.vtt-page .file-remove:hover {
    color: #ef4444;
}

/* ===== Divider ===== */
.vtt-page .vtt-divider {
    display: flex;
    align-items: center;
    flex-direction: column;
    color: var(--font_2);
    padding: 20px 0;
}

.vtt-page .vtt-divider::before,
.vtt-page .vtt-divider::after {
    content: '';
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, var(--font_2), transparent);
    opacity: 0.4;
}

.vtt-page .vtt-divider span {
    padding: 8px 0;
    font-size: 13px;
}

/* ===== Record Zone ===== */
.vtt-page .vtt-record-zone {
    flex: 1;
    background: var(--card_bg);
    border-radius: 12px;
    padding: 40px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.vtt-page .record-btn {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}

.vtt-page .record-btn i {
    font-size: 28px;
    color: #fff;
}

.vtt-page .record-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 28px rgba(239, 68, 68, 0.5);
}

.vtt-page .record-btn.recording {
    animation: pulse 1.5s ease-in-out infinite;
    background: linear-gradient(135deg, #dc2626, #b91c1c);
}

.vtt-page .record-label {
    font-size: 14px;
    color: var(--font_2);
    margin-top: 16px;
}

.vtt-page .record-timer {
    font-size: 24px;
    font-weight: 600;
    color: var(--font_1);
    font-variant-numeric: tabular-nums;
    margin-top: 8px;
}

.vtt-page .record-wave {
    display: flex;
    gap: 3px;
    justify-content: center;
    align-items: center;
    height: 30px;
    margin-top: 12px;
}

.vtt-page .record-wave span {
    width: 3px;
    background: var(--active);
    border-radius: 2px;
}

.vtt-page .record-wave span:nth-child(1) {
    animation: wave 0.8s ease-in-out infinite;
    animation-delay: 0s;
}

.vtt-page .record-wave span:nth-child(2) {
    animation: wave 0.8s ease-in-out infinite;
    animation-delay: 0.1s;
}

.vtt-page .record-wave span:nth-child(3) {
    animation: wave 0.8s ease-in-out infinite;
    animation-delay: 0.2s;
}

.vtt-page .record-wave span:nth-child(4) {
    animation: wave 0.8s ease-in-out infinite;
    animation-delay: 0.3s;
}

.vtt-page .record-wave span:nth-child(5) {
    animation: wave 0.8s ease-in-out infinite;
    animation-delay: 0.4s;
}

/* ===== Submit Action ===== */
.vtt-page .vtt-action {
    text-align: center;
    margin-bottom: 30px;
}

.vtt-page .vtt-submit-btn {
    padding: 14px 48px;
    border-radius: 10px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.vtt-page .vtt-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.5);
}

.vtt-page .vtt-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.vtt-page .vtt-submit-btn i {
    margin-right: 8px;
}

/* ===== Loading State ===== */
.vtt-page .vtt-loading {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 12px;
    padding: 60px 20px;
    z-index: 10;
    margin-bottom: 24px;
}

.vtt-page .loading-content {
    text-align: center;
    color: #fff;
}

.vtt-page .sound-wave {
    display: flex;
    gap: 4px;
    justify-content: center;
    align-items: center;
    height: 50px;
    margin-bottom: 20px;
}

.vtt-page .sound-wave span {
    width: 4px;
    background: #fff;
    border-radius: 2px;
}

.vtt-page .sound-wave span:nth-child(1) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0s;
}

.vtt-page .sound-wave span:nth-child(2) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.1s;
}

.vtt-page .sound-wave span:nth-child(3) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.2s;
}

.vtt-page .sound-wave span:nth-child(4) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.15s;
}

.vtt-page .sound-wave span:nth-child(5) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.25s;
}

.vtt-page .sound-wave span:nth-child(6) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.05s;
}

.vtt-page .sound-wave span:nth-child(7) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.3s;
}

.vtt-page .sound-wave span:nth-child(8) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.12s;
}

.vtt-page .sound-wave span:nth-child(9) {
    animation: soundWave 0.6s ease-in-out infinite;
    animation-delay: 0.22s;
}

.vtt-page .loading-content p {
    font-size: 16px;
    margin: 0 0 8px 0;
    color: #fff;
}

.vtt-page .loading-hint {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
}

/* ===== Result Section ===== */
.vtt-page .vtt-result {
    background: var(--card_bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.vtt-page .result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.vtt-page .result-header h3 {
    font-size: 17px;
    color: var(--font_1);
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.vtt-page .result-header h3 i {
    color: var(--active);
}

.vtt-page .result-toolbar {
    display: flex;
    gap: 8px;
    align-items: center;
}

.vtt-page .mode-switch {
    display: flex;
    gap: 0;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.vtt-page .mode-btn {
    padding: 6px 14px;
    font-size: 13px;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--font_2);
    transition: all 0.2s ease;
}

.vtt-page .mode-btn:hover {
    background: rgba(64, 158, 255, 0.08);
}

.vtt-page .mode-btn.active {
    background: var(--active);
    color: #fff;
}

.vtt-page .mode-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.vtt-page .tool-btn {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--font_2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.vtt-page .tool-btn:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--font_1);
}

/* ===== Result Body ===== */
.vtt-page .result-body {
    padding: 20px;
}

.vtt-page .result-body.timestamp-mode {
    display: none;
}

.vtt-page .result-body.text-mode {
    display: block;
}

.vtt-page .result-text {
    min-height: 120px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--font_1);
    white-space: pre-wrap;
    word-break: break-word;
}

.vtt-page .result-stats {
    margin-top: 12px;
    text-align: right;
    font-size: 13px;
    color: var(--font_2);
}

/* ===== Timestamp Mode ===== */
.vtt-page .segments-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.vtt-page .segment-item {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    background: var(--bg);
    align-items: flex-start;
    transition: background 0.2s ease;
}

.vtt-page .segment-item:hover {
    background: var(--bg_darken);
}

.vtt-page .seg-time {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px;
    color: var(--active);
    background: rgba(64, 158, 255, 0.12);
    padding: 2px 8px;
    border-radius: 4px;
    white-space: nowrap;
    flex-shrink: 0;
}

.vtt-page .seg-speaker {
    font-size: 12px;
    font-weight: 600;
    color: #8b5cf6;
    background: rgba(139, 92, 246, 0.12);
    padding: 2px 8px;
    border-radius: 4px;
    white-space: nowrap;
    flex-shrink: 0;
}

.vtt-page .seg-text {
    font-size: 14px;
    color: var(--font_1);
    line-height: 1.6;
    flex: 1;
}

/* ===== Toast ===== */
.vtt-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: #333;
    color: #fff;
    padding: 10px 24px;
    border-radius: 8px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 9999;
    font-size: 14px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.vtt-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.vtt-toast.error {
    background: #e74c3c;
}

.vtt-toast.success {
    background: #27ae60;
}

/* ===== Responsive Design ===== */

/* Tablet and below */
@media (max-width: 768px) {
    .vtt-page .vtt-container {
        padding: 20px 16px 50px;
    }

    .vtt-page .vtt-input-area {
        flex-direction: column;
        gap: 0;
    }

    .vtt-page .vtt-divider {
        flex-direction: row;
        padding: 16px 0;
    }

    .vtt-page .vtt-divider::before,
    .vtt-page .vtt-divider::after {
        width: 40px;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--font_2), transparent);
    }

    .vtt-page .vtt-divider span {
        padding: 0 12px;
    }

    .vtt-page .vtt-hero {
        padding: 40px 16px;
    }

    .vtt-page .vtt-hero h1 {
        font-size: 26px;
    }

    .vtt-page .vtt-hero-icon i {
        font-size: 46px;
    }

    .vtt-page .vtt-hero-desc {
        font-size: 14px;
    }

    .vtt-page .vtt-submit-btn {
        width: 100%;
        padding: 14px 24px;
    }

    .vtt-page .vtt-upload-zone,
    .vtt-page .vtt-record-zone {
        padding: 32px 20px;
    }

    .vtt-page .upload-icon i {
        font-size: 40px;
    }

    .vtt-page .record-btn {
        width: 70px;
        height: 70px;
    }

    .vtt-page .record-btn i {
        font-size: 24px;
    }

    .vtt-page .result-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .vtt-page .result-toolbar {
        width: 100%;
        justify-content: space-between;
    }

    .vtt-page .segment-item {
        flex-direction: column;
        gap: 6px;
    }

    .vtt-page .segment-item > * {
        flex-shrink: 1;
    }

    .vtt-page .usage-info {
        flex-wrap: wrap;
        font-size: 13px;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .vtt-page .vtt-hero h1 {
        font-size: 22px;
    }

    .vtt-page .vtt-hero-icon i {
        font-size: 40px;
    }

    .vtt-page .vtt-tag {
        font-size: 11px;
        padding: 3px 10px;
    }

    .vtt-page .vtt-upload-zone h3 {
        font-size: 16px;
    }

    .vtt-page .result-header h3 {
        font-size: 15px;
    }

    .vtt-page .mode-btn {
        padding: 5px 10px;
        font-size: 12px;
    }

    .vtt-page .result-text {
        font-size: 14px;
        min-height: 100px;
    }
}

/* ===== Dark Mode Enhancements ===== */
@media (prefers-color-scheme: dark) {
    .vtt-page .vtt-upload-zone,
    .vtt-page .vtt-record-zone,
    .vtt-page .vtt-result {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    }

    .vtt-page .vtt-upload-zone {
        border-color: rgba(255, 255, 255, 0.15);
    }

    .vtt-page .vtt-upload-zone:hover,
    .vtt-page .vtt-upload-zone.drag-over {
        background: rgba(64, 158, 255, 0.06);
    }

    .vtt-page .result-header {
        border-bottom-color: rgba(255, 255, 255, 0.08);
    }

    .vtt-page .mode-switch {
        border-color: rgba(255, 255, 255, 0.15);
    }

    .vtt-page .tool-btn:hover {
        background: rgba(255, 255, 255, 0.08);
    }

    .vtt-page .usage-info {
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
    }

    .vtt-toast {
        background: #444;
    }
}

/* ===== Accessibility ===== */
.vtt-page .vtt-upload-zone:focus,
.vtt-page .record-btn:focus,
.vtt-page .vtt-submit-btn:focus,
.vtt-page .mode-btn:focus,
.vtt-page .tool-btn:focus {
    outline: 2px solid var(--active);
    outline-offset: 2px;
}

.vtt-page .vtt-upload-zone:focus:not(:focus-visible),
.vtt-page .record-btn:focus:not(:focus-visible),
.vtt-page .vtt-submit-btn:focus:not(:focus-visible),
.vtt-page .mode-btn:focus:not(:focus-visible),
.vtt-page .tool-btn:focus:not(:focus-visible) {
    outline: none;
}

.vtt-page .vtt-upload-zone:focus-visible,
.vtt-page .record-btn:focus-visible,
.vtt-page .vtt-submit-btn:focus-visible,
.vtt-page .mode-btn:focus-visible,
.vtt-page .tool-btn:focus-visible {
    outline: 2px solid var(--active);
    outline-offset: 2px;
}

/* ===== Reduced Motion Support ===== */
@media (prefers-reduced-motion: reduce) {
    .vtt-page .record-btn.recording {
        animation: none;
    }

    .vtt-page .record-wave span,
    .vtt-page .sound-wave span {
        animation: none;
        height: 15px;
    }

    .vtt-page .vtt-upload-zone,
    .vtt-page .record-btn,
    .vtt-page .vtt-submit-btn,
    .vtt-page .mode-btn,
    .vtt-page .tool-btn,
    .vtt-page .segment-item,
    .vtt-page .vtt-toast {
        transition: none;
    }

    .vtt-page .record-btn:hover,
    .vtt-page .vtt-submit-btn:hover {
        transform: none;
    }
}