Kokoro-FastAPI/web/styles.css

:root {
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --background: #ffffff;
    --surface: #f8f9fa;
    --text: #212529;
    --text-light: #6c757d;
    --border: #dee2e6;
    --error: #dc3545;
    --success: #28a745;
    --font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text);
    background: var(--background);
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    margin-bottom: 2rem;
    text-align: center;
}

h1 {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 600;
}

.input-section {
    background: var(--surface);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    margin-bottom: 1rem;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

select {
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 1rem;
    min-width: 200px;
}

.options {
    display: flex;
    align-items: center;
    gap: 1rem;
}

button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background-color 0.2s;
}

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

button.primary:hover {
    background: var(--primary-hover);
}

button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.loader {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading .loader {
    display: inline-block;
}

.loading .btn-text {
    display: none;
}

.player-section {
    background: var(--surface);
    padding: 1.5rem;
    border-radius: 8px;
}

.status {
    margin-bottom: 1rem;
    padding: 0.5rem;
    border-radius: 4px;
    display: none;
}

.status.error {
    display: block;
    background: rgba(220, 53, 69, 0.1);
    color: var(--error);
}

.status.success {
    display: block;
    background: rgba(40, 167, 69, 0.1);
    color: var(--success);
}

audio {
    width: 100%;
}

@media (max-width: 600px) {
    .controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    select, button {
        width: 100%;
    }
}