/* Text to Speech Tool Styles */

/* Tool Container - Full Page Layout */
.text-to-speech-tool {
    width: 100%;
    min-height: 100vh;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 0;
    margin: 0;
}

.tool-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Tool Header - Following word-counter pattern */
.tool-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding: 1rem 0;
}

.tool-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: rgb(27, 25, 25);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.tool-description {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* TTS Interface */
.tts-interface {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

/* Text Input Section - Following word-counter pattern */
.text-input-section {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.input-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.paste-btn {
    background: var(--primary-color);
    color: var(--white);
}

.paste-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.clear-btn {
    background: #ef4444;
    color: var(--white);
}

.clear-btn:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

.textarea-container {
    position: relative;
}

#textInput {
    width: 100%;
    min-height: 300px;
    padding: 2rem;
    border: none;
    outline: none;
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-color);
    background: var(--white);
    resize: vertical;
}

#textInput::placeholder {
    color: var(--text-light);
    font-style: italic;
}

.textarea-footer {
    padding: 1rem 2rem;
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
}

.quick-stats {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Controls Section */
.controls-section {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
}

.controls-section h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 2rem;
    text-align: center;
}

/* Playback Controls */
.playback-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.control-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    font-size: 1.125rem;
    cursor: pointer;
    transition: var(--transition);
}

.play-btn {
    background: var(--primary-color);
    color: var(--white);
}

.play-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: scale(1.05);
}

.pause-btn {
    background: #f59e0b;
    color: var(--white);
}

.pause-btn:hover:not(:disabled) {
    background: #d97706;
    transform: scale(1.05);
}

.stop-btn {
    background: #ef4444;
    color: var(--white);
}

.stop-btn:hover:not(:disabled) {
    background: #dc2626;
    transform: scale(1.05);
}

.control-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.speech-status {
    flex: 1;
    text-align: center;
    font-weight: 600;
    color: var(--text-color);
    padding: 0 1rem;
}

/* Voice Settings */
.voice-settings {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.setting-group select,
.setting-group input[type="range"] {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    background: var(--white);
    color: var(--text-color);
}

.setting-group select:focus,
.setting-group input[type="range"]:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Range Slider Styling */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: var(--primary-hover);
    transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

input[type="range"]::-moz-range-thumb:hover {
    background: var(--primary-hover);
    transform: scale(1.1);
}

/* Progress Container */
.progress-container {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text {
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: center;
}

/* Tool Features - Following word-counter pattern */
.tool-features {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    margin-bottom: 3rem;
}

.tool-features h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    text-align: center;
    margin-bottom: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    background: var(--bg-light);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.feature-item p {
    font-size: 0.875rem;
    color: var(--text-light);
    line-height: 1.5;
    margin: 0;
}

/* Text Highlighting for Speech */
.highlight-word {
    background-color: #fef3c7;
    color: #92400e;
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
    transition: all 0.3s ease;
}

.highlight-sentence {
    background-color: #dbeafe;
    color: #1e40af;
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
}

/* Focus styles for accessibility */
#textInput:focus {
    box-shadow: 0 0 0 3px rgba(50, 146, 109, 0.1);
}

.textarea-container.focused {
    box-shadow: 0 0 0 2px var(--primary-color);
    border-radius: var(--border-radius-lg);
}

/* Hover effects */
.text-input-section:hover,
.controls-section:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

/* Smooth transitions */
.text-input-section,
.controls-section,
.tool-features {
    transition: var(--transition);
}

/* Related Tools Section */
.related-tools-section {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    margin-top: 3rem;
}

.related-tools-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.related-tools-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.related-tools-header h3 i {
    color: var(--primary-color);
}

.related-tools-header p {
    color: var(--text-light);
    margin: 0.5rem 0 0 0;
    font-size: 0.95rem;
}

.related-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.related-tool-link {
    background: var(--bg-light);
    color: var(--primary-color);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
    border: 1px solid var(--border-color);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.related-tool-link:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.related-tool-link i {
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .tool-container {
        max-width: 1200px;
        padding: 1.5rem;
    }
}

@media (max-width: 1024px) {
    .tts-interface {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .tool-header h1 {
        font-size: 2.25rem;
    }

    .playback-controls {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.75rem;
    }

    .speech-status {
        flex-basis: 100%;
        margin-top: 0.5rem;
    }
}

@media (max-width: 768px) {
    .text-to-speech-tool {
        padding: 0;
    }

    .tool-container {
        padding: 1rem;
    }

    .tool-header {
        margin-bottom: 1.5rem;
        padding: 0.5rem 0;
    }

    .tool-header h1 {
        font-size: 1.875rem;
    }

    .tool-description {
        font-size: 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .input-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
        padding: 1rem 1.5rem;
    }

    .header-actions {
        justify-content: center;
        gap: 0.5rem;
    }

    .action-btn {
        flex: 1;
        justify-content: center;
        min-height: 44px;
    }

    #textInput {
        min-height: 250px;
        padding: 1.5rem;
        font-size: 1rem;
    }

    .controls-section {
        padding: 1.5rem;
    }

    .playback-controls {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }

    .control-btn {
        width: 56px;
        height: 56px;
        font-size: 1.25rem;
    }

    .speech-status {
        margin-top: 0;
        font-size: 1rem;
    }

    .voice-settings {
        gap: 1rem;
    }

    .textarea-footer {
        padding: 1rem 1.5rem;
    }

    .related-tools-section {
        padding: 1.5rem;
        margin-top: 2rem;
    }

    .related-tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .related-tool-link {
        padding: 0.625rem 0.75rem;
        font-size: 0.8rem;
        flex-direction: column;
        gap: 4px;
    }

    .related-tool-link i {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .tool-container {
        padding: 0.5rem;
    }

    .tool-header h1 {
        font-size: 1.625rem;
    }

    .tool-description {
        font-size: 0.9rem;
    }

    #textInput {
        padding: 1rem;
        min-height: 200px;
    }

    .input-header {
        padding: 1rem;
    }

    .controls-section {
        padding: 1rem;
    }

    .playback-controls {
        padding: 0.75rem;
    }

    .control-btn {
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
    }

    .feature-item {
        padding: 1rem;
    }

    .feature-item i {
        font-size: 1.5rem;
    }

    .feature-item h3 {
        font-size: 0.9rem;
    }

    .feature-item p {
        font-size: 0.8rem;
    }

    .setting-group label {
        font-size: 0.8rem;
    }

    .setting-group select {
        font-size: 0.8rem;
    }

    .related-tools-section {
        padding: 1rem;
        margin-top: 1.5rem;
    }

    .related-tools-grid {
        grid-template-columns: 1fr;
    }

    .related-tool-link {
        flex-direction: row;
        gap: 8px;
        justify-content: flex-start;
        text-align: left;
    }
}

/* Animation for control state changes */
.control-btn {
    position: relative;
    overflow: hidden;
}

.control-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.control-btn:active::before {
    width: 100%;
    height: 100%;
}

/* Status indicators */
.speech-status.playing {
    color: var(--primary-color);
    animation: pulse 2s infinite;
}

.speech-status.paused {
    color: #f59e0b;
}

.speech-status.stopped {
    color: var(--text-light);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}