/* spell:disable */

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

body {
    background: #0d1117;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
    line-height: 1.5;
    padding: 1rem;
    color: #e6edf3;
}

.app-container {
    max-width: 1300px;
    margin: 0 auto;
    background: #161b22;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    border: 1px solid #30363d;
}

.header {
    background: #0d1117;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid #30363d;
}

.header h1 {
    font-size: 1.6rem;
    font-weight: 600;
    background: linear-gradient(135deg, #f0f6fc, #79c0ff);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 0.3rem;
    word-break: break-word;
}

.header p {
    color: #8b949e;
    font-size: 0.85rem;
}

.input-panels {
    padding: 1.2rem 1.5rem;
    background: #0d1117;
    border-bottom: 1px solid #21262d;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    min-height: 210px;
}

.panel {
    flex: 1;
    min-width: 220px;
}

.panel-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.65rem;
    color: #e6edf3;
    display: flex;
    align-items: center;
    gap: 8px;
}

.file-input-area {
    background: #0d1117;
    border: 1px dashed #3d444d;
    border-radius: 16px;
    padding: 0.4rem;
    transition: 0.2s;
}

.file-input-area:hover {
    border-color: #58a6ff;
    background-color: #161b22;
}

input[type="file"] {
    display: block;
    width: 100%;
    font-size: 0.85rem;
    padding: 8px 10px;
    border: none;
    background: transparent;
    color: #c9d1d9;
    cursor: pointer;
}

input[type="file"]::file-selector-button {
    background: #21262d;
    color: #c9d1d9;
    border: 1px solid #30363d;
    border-radius: 30px;
    padding: 6px 14px;
    margin-right: 12px;
    cursor: pointer;
    transition: 0.2s;
    font-size: 0.75rem;
}

input[type="file"]::file-selector-button:hover {
    background: #30363d;
}

.url-input-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.url-input-group input {
    flex: 3;
    min-width: 160px;
    padding: 10px 14px;
    border: 1px solid #30363d;
    border-radius: 40px;
    font-size: 0.85rem;
    background: #0d1117;
    color: #e6edf3;
    font-family: monospace;
    transition: 0.2s;
}

.url-input-group input:focus {
    outline: none;
    border-color: #58a6ff;
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

button {
    background: #238636;
    border: none;
    padding: 0 18px;
    border-radius: 40px;
    font-weight: 500;
    font-size: 0.85rem;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    height: 42px;
}

button:hover {
    background: #2ea043;
    transform: translateY(-1px);
}

button.secondary {
    background: #21262d;
    color: #c9d1d9;
    border: 1px solid #30363d;
}

button.secondary:hover {
    background: #30363d;
}

.action-buttons {
    margin-top: 1rem;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.status-msg {
    font-size: 0.75rem;
    margin-top: 8px;
    color: #8b949e;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    word-break: break-word;
}

.error-msg {
    color: #f85149;
    background: rgba(248, 81, 73, 0.15);
    padding: 4px 12px;
    border-radius: 30px;
}

.success-msg {
    color: #3fb950;
    background: rgba(63, 185, 80, 0.15);
    padding: 4px 12px;
    border-radius: 30px;
}

.preview-container {
    padding: 1.2rem 1.5rem 2rem;
    background: #0d1117;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 10px;
    border-bottom: 1px solid #21262d;
    padding-bottom: 0.75rem;
}

.preview-header h3 {
    font-weight: 600;
    font-size: 1.1rem;
    color: #e6edf3;
}

.badge {
    font-size: 0.65rem;
    background: #21262d;
    padding: 4px 10px;
    border-radius: 30px;
    color: #8b949e;
}

.markdown-body {
    box-sizing: border-box;
    min-height: 320px;
    padding: 1.5rem;
    background: #0d1117;
    border-radius: 16px;
    border: 1px solid #30363d;
    overflow-x: auto;
}

/* Стили для формул KaTeX на тёмном фоне */
.katex {
    color: #e6edf3;
}

.katex-display {
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0.5rem 0;
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(88, 166, 255, 0.3);
    border-top-color: #58a6ff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

footer {
    text-align: center;
    padding: 1rem;
    font-size: 0.7rem;
    color: #6e7681;
    border-top: 1px solid #21262d;
    background: #0d1117;
}

@media (max-width: 680px) {
    body {
        padding: 0.5rem;
    }

    .app-container {
        border-radius: 20px;
    }

    .header {
        padding: 1rem;
    }

    .header h1 {
        font-size: 1.4rem;
    }

    .input-panels {
        padding: 1rem;
        gap: 1.2rem;
        padding-left: 8px;
        padding-right: 8px;
        min-height: 450px;
    }

    .panel {
        min-width: 100%;
    }

    .url-input-group {
        flex-direction: column;
    }

    .url-input-group input {
        width: 100%;
        border-radius: 30px;
    }

    button {
        width: 100%;
        justify-content: center;
        height: 44px;
    }

    .action-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .action-buttons button {
        width: 100%;
    }

    .preview-container {
        padding: 1rem;
        padding-left: 8px;
        padding-right: 8px;
    }

    .markdown-body {
        padding: 1rem;
        padding-left: 12px;
        padding-right: 12px;
    }

    .preview-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .header p {
        font-size: 0.75rem;
    }

    .panel-title {
        font-size: 0.85rem;
    }

    .badge {
        font-size: 0.6rem;
    }
}

html {
    scroll-behavior: smooth;
}