/* Colors - Design token generated variables */
:root {
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-600: #4B5563;
    --color-gray-400: #9CA3AF;
    --color-gray-300: #E5E7EB;
    --color-gray-500: #6B7280;
    --color-gray-50: #F9FAFB;
    --color-purple-600: #7C3AED;
    --color-transparent: rgba(0, 0, 0, 0);
}

/* Fonts - Design token generated font variables */
.font-bold-30 {
    font-family: 'Roboto', sans-serif;
    font-size: 30px;
    font-weight: 700;
    line-height: 36px;
}

.font-regular-16 {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
}

.font-semibold-20 {
    font-family: 'Roboto', sans-serif;
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
}

.font-medium-16 {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    font-weight: 500;
    line-height: 24px;
}

.font-regular-14 {
    font-family: 'Roboto', sans-serif;
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
}

.font-regular-12 {
    font-family: 'Roboto', sans-serif;
    font-size: 12px;
    font-weight: 400;
    line-height: 16px;
}

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

body {
    background-color: var(--color-white);
    font-family: 'Roboto', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 0;
}

.container {
    width: 800px;
    min-height: 1054px;
    padding: 48px 24px;
    background-color: var(--color-white);
}

.header {
    margin-bottom: 32px;
    text-align: center;
}

.header h1 {
    color: var(--color-black);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header h1 img {
    height: 30px;
    margin-right: 10px;
}

.header p {
    color: var(--color-gray-600);
}

.form-section {
    margin-bottom: 32px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.section-title {
    color: var(--color-black);
    margin-bottom: 0;
}

.section-description {
    color: var(--color-gray-600);
    margin-bottom: 24px;
}

.upload-container {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.upload-box {
    flex: 1;
    height: 164px;
    border: 2px dashed var(--color-gray-300);
    border-radius: 12px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    transition: border-color 0.2s;
}

.upload-box:hover {
    border-color: var(--color-purple-600);
}

.upload-icon {
    width: 27px;
    height: 36px;
    fill: var(--color-purple-600);
    margin-bottom: 12px;
}

.upload-text {
    color: var(--color-black);
    text-align: center;
}

.upload-subtitle {
    color: var(--color-gray-500);
    text-align: center;
}

.divider {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    color: var(--color-gray-400);
}

.samples-count {
    color: var(--color-gray-500);
    margin-bottom: 16px;
}

.uploaded-files-section {
    margin-bottom: 24px;
}

.uploaded-files-list {
    background-color: var(--color-gray-50);
    border-radius: 12px;
    padding: 16px;
    margin-top: 8px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background-color: var(--color-white);
    border-radius: 8px;
    border: 1px solid var(--color-gray-300);
    margin-bottom: 8px;
    transition: all 0.2s ease;
}

.file-item:last-child {
    margin-bottom: 0;
}

.file-item:hover {
    border-color: var(--color-purple-600);
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.1);
}

.file-info {
    display: flex;
    align-items: center;
    flex: 1;
}

.file-icon {
    width: 20px;
    height: 20px;
    background-color: var(--color-purple-600);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    color: var(--color-white);
    font-size: 12px;
    font-weight: 600;
}

.file-details {
    flex: 1;
}

.file-name {
    color: var(--color-black);
    font-weight: 500;
    margin-bottom: 2px;
}

.file-size {
    color: var(--color-gray-500);
    font-size: 12px;
}

.file-actions {
    display: flex;
    gap: 8px;
}

.file-remove-btn {
    background: none;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-remove-btn:hover {
    color: #dc3545;
    background-color: rgba(220, 53, 69, 0.1);
}

.file-remove-btn svg {
    width: 16px;
    height: 16px;
}

/* File text content related styles */
.file-text-container {
    margin-top: 12px;
    padding: 12px 16px;
    background-color: var(--color-gray-50);
    border-radius: 8px;
    border: 1px solid var(--color-gray-300);
}

.file-text-label {
    color: var(--color-black);
    font-weight: 500;
    margin-bottom: 8px;
    display: block;
}

.file-text-input {
    width: 100%;
    min-height: 72px;
    padding: 8px 12px;
    border: 1px solid var(--color-gray-300);
    border-radius: 6px;
    background-color: var(--color-white);
    color: var(--color-black);
    font-family: 'Roboto', sans-serif;
    font-size: 14px;
    line-height: 20px;
    resize: vertical;
    outline: none;
    transition: border-color 0.2s ease;
}

.file-text-input::placeholder {
    color: var(--color-gray-400);
}

.file-text-input:focus {
    border-color: var(--color-purple-600);
    box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.1);
}

.file-text-hint {
    margin-top: 6px;
    color: var(--color-gray-500);
    font-size: 12px;
    line-height: 16px;
}

.info-box {
    background-color: var(--color-gray-50);
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.info-box p {
    color: var(--color-gray-600);
    margin-bottom: 8px;
}

.info-box p:last-child {
    margin-bottom: 0;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 24px;
}

.checkbox {
    width: 13px;
    height: 13px;
    margin-top: 3px;
}

.checkbox-label {
    color: var(--color-gray-600);
    flex: 1;
}

.input-container {
    position: relative;
    margin-bottom: 24px;
}

.input-field {
    width: 100%;
    height: 42px;
    padding: 8px 16px;
    border: 1px solid var(--color-gray-300);
    border-radius: 12px;
    background-color: var(--color-white);
    color: var(--color-black);
}

.input-field::placeholder {
    color: var(--color-gray-400);
}

.char-counter {
    position: absolute;
    right: 16px;
    top: 11px;
    color: var(--color-gray-400);
    font-size: 14px;
}

.language-select-container {
    margin-bottom: 24px;
}

.language-dropdown {
    width: 100%;
    height: 42px;
    padding: 8px 16px;
    border: 1px solid var(--color-gray-300);
    border-radius: 12px;
    background-color: var(--color-white);
    color: var(--color-black);
    cursor: pointer;
    font-size: 16px;
    font-family: 'Roboto', sans-serif;
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg viewBox='0 0 14 8' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M6.28125 0.28125Q6.59375 0 7 0Q7.40625 0 7.71875 0.28125L13.7188 6.28125Q14 6.59375 14 7Q14 7.40625 13.7188 7.71875Q13.4062 8 13 8Q12.5938 8 12.2812 7.71875L7 2.40625L1.71875 7.71875Q1.40625 8 1 8Q0.59375 8 0.28125 7.71875Q0 7.40625 0 7Q0 6.59375 0.28125 6.28125L6.28125 0.28125Z' fill='%239CA3AF'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 14px 8px;
    padding-right: 40px;
}

.language-dropdown:focus {
    border-color: var(--color-purple-600);
    box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.1);
}

.language-dropdown:hover {
    border-color: var(--color-purple-600);
}

.terms-container {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 32px;
}

.terms-text {
    color: var(--color-gray-600);
    flex: 1;
}

.terms-link {
    color: var(--color-purple-600);
    text-decoration: none;
}

.terms-link:hover {
    text-decoration: underline;
}

.button-container {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
}

.btn {
    height: 42px;
    padding: 8px 24px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.2s;
}

.btn:hover {
    opacity: 0.9;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--color-gray-300);
    color: var(--color-black);
}

.btn-primary {
    background-color: var(--color-purple-600);
    color: var(--color-white);
}

.btn-primary:disabled {
    background-color: var(--color-gray-300);
    color: var(--color-gray-500);
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-primary:disabled:hover {
    background-color: var(--color-gray-300);
    opacity: 0.6;
}

.btn-icon {
    width: 14px;
    height: 16px;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-purple-600);
    border: 1px solid var(--color-purple-600);
}

.btn-outline:hover {
    background-color: var(--color-purple-600);
    color: var(--color-white);
    border-color: var(--color-purple-600);
}

.voice-management-btn {
    white-space: nowrap;
    min-width: fit-content;
    height: 40px;
    padding: 8px 16px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 8px;
}

.voice-management-btn .btn-icon {
    width: 16px;
    height: 16px;
    margin-right: 0;
}

@media (max-width: 768px) {
    .container {
        width: 100%;
        padding: 24px 16px;
    }

    .upload-container {
        flex-direction: column;
    }

    .divider {
        display: none;
    }

    .button-container {
        flex-direction: column;
    }
    
    .section-header {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
    
    .section-title {
        order: 2;
    }
    
    .voice-management-btn {
        order: 1;
    }
    
    /* Mobile text box adaptation */
    .file-text-container {
        padding: 10px 12px;
    }
    
    .file-text-input {
        min-height: 60px;
        font-size: 16px; /* Prevent iOS zooming */
    }
}

/* Upload progress styles */
.upload-progress {
    margin-top: 24px;
    padding: 20px;
    background-color: var(--color-white);
    border-radius: 12px;
    border: 1px solid var(--color-gray-300);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.progress-header span {
    color: var(--color-black);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-gray-200);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-purple-600), var(--color-purple-500));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-file {
    color: var(--color-gray-600);
    text-align: center;
}

/* Conversion result styles */
.conversion-result {
    margin-top: 32px;
    padding: 24px;
    background-color: var(--color-gray-50);
    border-radius: 12px;
    border: 1px solid var(--color-gray-300);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-success {
    color: var(--color-black);
}

.result-error {
    color: var(--color-black);
}

.result-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-gray-300);
}

.success-icon {
    font-size: 24px;
    color: #22c55e;
}

.error-icon {
    font-size: 24px;
    color: #ef4444;
}

.result-header h3 {
    margin: 0;
    color: var(--color-black);
}

.result-content {
    margin-bottom: 24px;
}

.result-content > p {
    margin-bottom: 16px;
    color: var(--color-gray-600);
}

.result-details {
    background-color: var(--color-white);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--color-gray-300);
    margin-bottom: 16px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-item .label {
    color: var(--color-gray-600);
    font-weight: 500;
}

.detail-item .value {
    color: var(--color-black);
    font-weight: 400;
}

.uploaded-files-summary {
    background-color: var(--color-white);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--color-gray-300);
}

.uploaded-files-summary h4 {
    margin: 0 0 12px 0;
    color: var(--color-black);
}

.files-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.files-list .file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background-color: var(--color-gray-50);
    border-radius: 6px;
    margin-bottom: 8px;
    border: 1px solid var(--color-gray-200);
}

.files-list .file-item:last-child {
    margin-bottom: 0;
}

.files-list .file-name {
    color: var(--color-black);
}

.files-list .file-status.success {
    color: #22c55e;
    font-weight: 500;
}

.files-list .file-status.error {
    color: #ef4444;
    font-weight: 500;
}

.error-message {
    color: #ef4444 !important;
    background-color: #fef2f2;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid #fecaca;
    font-weight: 500;
}

.result-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding-top: 16px;
    border-top: 1px solid var(--color-gray-300);
}

/* Mobile responsive adjustments for conversion result */
@media (max-width: 768px) {
    .conversion-result {
        margin-top: 24px;
        padding: 16px;
    }
    
    .result-header {
        flex-direction: row;
        text-align: left;
    }
    
    .result-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .detail-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    
    .files-list .file-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

/* Delete button styles */
.btn-danger {
    background-color: #ef4444;
    color: white;
    border: 1px solid #ef4444;
}

.btn-danger:hover {
    background-color: #dc2626;
    border-color: #dc2626;
}

/* Circle loading animation */
.circle-loading {
    display: inline-block;
    vertical-align: middle;
    margin-left: 10px;
}
.circle-loading-svg {
    width: 24px;
    height: 24px;
    animation: rotate 1s linear infinite;
}
.circle-loading-path {
    stroke: #7c3aed;
    stroke-linecap: round;
    stroke-dasharray: 80, 200;
    stroke-dashoffset: 0;
    animation: dash 1.5s ease-in-out infinite;
}
@keyframes rotate {
    100% { transform: rotate(360deg); }
}
@keyframes dash {
    0% { stroke-dasharray: 1, 200; stroke-dashoffset: 0; }
    50% { stroke-dasharray: 90, 150; stroke-dashoffset: -35; }
    100% { stroke-dasharray: 80, 200; stroke-dashoffset: -124; }
}

/* 移除进度条相关样式 */
.upload-progress, .progress-header, .progress-bar, .progress-fill, .progress-file { display: none !important; }