/* ⚡ 小牛马下载器 - 样式 */

:root {
    --bg: #0d1117;
    --bg-card: #161b22;
    --bg-input: #0d1117;
    --border: #30363d;
    --border-focus: #58a6ff;
    --text: #e6edf3;
    --text-dim: #8b949e;
    --text-muted: #484f58;
    --accent: #ffa116;
    --accent-hover: #ffb84d;
    --green: #3fb950;
    --blue: #58a6ff;
    --radius: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 32px 20px;
}

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

.logo {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 4px;
}

.subtitle {
    color: var(--text-dim);
    font-size: 14px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.card h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

/* Input Card */
.input-group {
    display: flex;
    gap: 8px;
}

.input-group input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: var(--border-focus);
}

.input-group input::placeholder {
    color: var(--text-muted);
}

.btn-primary {
    padding: 12px 24px;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s;
}

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

.url-type {
    margin-top: 10px;
    font-size: 13px;
    min-height: 20px;
}

.url-type.drive {
    color: var(--green);
}

.url-type.patreon {
    color: var(--blue);
}

.url-type.direct {
    color: var(--accent);
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.info-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.info-icon {
    font-size: 20px;
    flex-shrink: 0;
    line-height: 1.4;
}

.info-item strong {
    font-size: 13px;
    display: block;
    margin-bottom: 2px;
}

.info-item p {
    font-size: 12px;
    color: var(--text-dim);
}

/* Extension Card */
.extension-card ol {
    padding-left: 20px;
    margin-bottom: 12px;
}

.extension-card li {
    margin-bottom: 6px;
    font-size: 14px;
}

.extension-card code {
    background: var(--bg);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 13px;
    color: var(--accent);
}

.extension-download {
    margin-bottom: 16px;
}

.extension-download .btn-primary {
    display: inline-block;
    text-decoration: none;
}

.tip {
    font-size: 13px;
    color: var(--text-dim);
    background: rgba(88, 166, 255, 0.08);
    border: 1px solid rgba(88, 166, 255, 0.2);
    border-radius: var(--radius);
    padding: 10px 14px;
}

/* Download Page */
.download-progress {
    text-align: center;
    padding: 20px;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
    margin: 12px 0;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    width: 0%;
    transition: width 0.3s;
}

.download-status {
    font-size: 13px;
    color: var(--text-dim);
    margin-top: 8px;
}

.filename {
    font-weight: 600;
    color: var(--text);
    font-size: 15px;
    margin-bottom: 8px;
    word-break: break-all;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px 0;
    color: var(--text-muted);
    font-size: 12px;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 16px 12px;
    }

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

    .info-grid {
        grid-template-columns: 1fr;
    }

    .logo {
        font-size: 24px;
    }
}