直接把下面这一整份保存成你的 `2026.php` 就能用。这里已经改成“不跳转自己”，底部是介绍、服务引流、复制客服微信、回到顶部，不影响原来的下载功能。

记得改这一行：

```php
$serviceWechat = '这里填写你的客服微信';
```

完整代码：

```php
<?php
declare(strict_types=1);

session_start();

const API_TEMPLATE = 'https://sp.fyzx.top/api/gethistory.php?userid=%s&page=1&pageSize=20';

$brandName = '文案鹰';
$serviceWechat = '这里填写你的客服微信';

$promoItems = [
    [
        'tag' => '创作',
        'title' => '短视频爆款文案',
        'desc' => '提供标题、口播脚本、带货文案、评论区互动、私域引流话术等内容支持。',
    ],
    [
        'tag' => '素材',
        'title' => '视频素材整理',
        'desc' => '适合剪辑号、矩阵号、带货号整理素材，提高内容制作效率。',
    ],
    [
        'tag' => '社群',
        'title' => '工具更新通知',
        'desc' => '后续视频下载、文案生成、素材整理等实用工具会持续更新。',
    ],
];

$qualityParams = [
    'original' => '',
    'hd'       => 'X-snsvideoflag=xV9',
    'sd'       => 'X-snsvideoflag=xV10',
    'smooth'   => 'X-snsvideoflag=xV4',
];

$qualityLabels = [
    'original' => '原画质',
    'hd'       => '高清',
    'sd'       => '标清',
    'smooth'   => '流畅',
];

function http_get(string $url, array $headers = [], int $timeout = 30): string
{
    if (!function_exists('curl_init')) {
        throw new RuntimeException('服务器未启用CURL扩展');
    }

    $ch = curl_init($url);

    if ($ch === false) {
        throw new RuntimeException('无法初始化CURL');
    }

    $defaultHeaders = [
        'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36',
        'Referer: https://sp.fyzx.top/',
        'Accept: */*',
    ];

    curl_setopt_array($ch, [
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_FOLLOWLOCATION => true,
        CURLOPT_CONNECTTIMEOUT => 10,
        CURLOPT_TIMEOUT => $timeout,
        CURLOPT_HTTPHEADER => array_merge($defaultHeaders, $headers),
        CURLOPT_SSL_VERIFYPEER => false,
        CURLOPT_SSL_VERIFYHOST => false,
    ]);

    $body = curl_exec($ch);

    if ($body === false) {
        $error = curl_error($ch);
        curl_close($ch);
        throw new RuntimeException('CURL错误: ' . $error);
    }

    $code = (int)curl_getinfo($ch, CURLINFO_HTTP_CODE);
    curl_close($ch);

    if ($code < 200 || $code >= 300) {
        throw new RuntimeException('HTTP状态码异常：' . $code);
    }

    return $body;
}

function normalize_url(?string $url): string
{
    if ($url === null || $url === '') {
        return '';
    }

    $url = trim((string)$url);
    $url = trim($url, "'\"");
    $url = rtrim($url, "',;]}\"");

    return $url;
}

function is_http_url(string $url): bool
{
    $parts = parse_url($url);

    if (!is_array($parts)) {
        return false;
    }

    $scheme = strtolower((string)($parts['scheme'] ?? ''));
    $host = (string)($parts['host'] ?? '');

    return in_array($scheme, ['http', 'https'], true) && $host !== '';
}

function clean_title_id(?string $title): string
{
    $title = trim((string)$title);
    $title = trim($title, "'\"");

    $title = preg_replace('/^\s*\d{4,}[_\-\s]+/u', '', $title);
    $title = preg_replace('/[^\p{L}\p{N}\s\-_\.]/u', '', $title);
    $title = preg_replace('/\s+/u', ' ', $title);

    return trim((string)$title) !== '' ? trim((string)$title) : 'untitled';
}

function safe_filename(?string $name, int $maxLen = 90): string
{
    $name = clean_title_id($name);
    $name = preg_replace('/[\r\n\t]+/u', ' ', $name);
    $name = preg_replace('/[\\\\\/:*?"<>|\x00-\x1F]/u', '_', $name);
    $name = preg_replace('/\s+/u', ' ', $name);
    $name = trim((string)$name, " .");

    if ($name === '') {
        $name = 'untitled';
    }

    $reserved = [
        'CON', 'PRN', 'AUX', 'NUL',
        'COM1', 'COM2', 'COM3', 'COM4', 'COM5', 'COM6', 'COM7', 'COM8', 'COM9',
        'LPT1', 'LPT2', 'LPT3', 'LPT4', 'LPT5', 'LPT6', 'LPT7', 'LPT8', 'LPT9',
    ];

    if (in_array(strtoupper($name), $reserved, true)) {
        $name = '_' . $name;
    }

    if (function_exists('mb_strlen') && function_exists('mb_substr')) {
        if (mb_strlen($name, 'UTF-8') > $maxLen) {
            $name = mb_substr($name, 0, $maxLen, 'UTF-8');
        }
    } elseif (strlen($name) > $maxLen) {
        $name = substr($name, 0, $maxLen);
    }

    $name = trim($name, " .");

    return $name !== '' ? $name : 'untitled';
}

function guess_ext(string $url, string $default = '.mp4'): string
{
    $path = strtolower((string)(parse_url($url, PHP_URL_PATH) ?? ''));

    foreach (['.mp4', '.mov', '.m4v', '.webm', '.mkv', '.flv'] as $ext) {
        if (str_ends_with($path, $ext)) {
            return $ext;
        }
    }

    return $default;
}

function should_add_quality_param(string $url): bool
{
    $host = strtolower((string)(parse_url($url, PHP_URL_HOST) ?? ''));

    $allowedHosts = [
        'finder.video.qq.com',
        'wxapp.tc.qq.com',
        '51.wxapp.tc.qq.com',
        'findernd.video.qq.com',
        'findera4.video.qq.com',
    ];

    return in_array($host, $allowedHosts, true);
}

function add_quality(string $url, string $quality, array $qualityParams): string
{
    if ($url === '') {
        return '';
    }

    if (!should_add_quality_param($url)) {
        return $url;
    }

    $param = $qualityParams[$quality] ?? '';

    if ($param === '') {
        return $url;
    }

    if (str_contains($url, 'X-snsvideoflag=')) {
        return $url;
    }

    $sep = str_contains($url, '?') ? '&' : '?';

    return $url . $sep . $param;
}

function token_for_video(array $video): string
{
    return hash(
        'sha256',
        json_encode($video, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES)
        . microtime(true)
        . random_int(1000, 9999)
    );
}

function fetch_videos(string $userid): array
{
    $apiUrl = sprintf(API_TEMPLATE, rawurlencode($userid));
    $body = http_get($apiUrl, [], 30);
    $json = json_decode($body, true);

    if (!is_array($json)) {
        throw new RuntimeException('接口返回不是有效JSON');
    }

    if (($json['code'] ?? null) != 1) {
        throw new RuntimeException((string)($json['msg'] ?? '接口返回失败'));
    }

    $videos = [];
    $_SESSION['videos'] = [];

    foreach (($json['data'] ?? []) as $index => $item) {
        if (empty($item['url'])) {
            continue;
        }

        $url = normalize_url((string)$item['url']);

        if ($url === '' || !is_http_url($url)) {
            continue;
        }

        $title = clean_title_id((string)($item['title'] ?? ('video_' . ($index + 1))));
        $cover = normalize_url((string)($item['cover'] ?? ''));

        if ($cover !== '' && !is_http_url($cover)) {
            $cover = '';
        }

        $time = (string)($item['parseTime'] ?? $item['time'] ?? '');

        $video = [
            'title' => $title,
            'url'   => $url,
            'cover' => $cover,
            'time'  => $time,
        ];

        $token = token_for_video($video);
        $_SESSION['videos'][$token] = $video;

        $videos[] = [
            'token' => $token,
            'title' => $title,
            'cover' => $cover,
            'time'  => $time,
            'url'   => $url,
        ];
    }

    return $videos;
}

function stream_download(string $url, string $filename): void
{
    while (ob_get_level() > 0) {
        ob_end_clean();
    }

    @set_time_limit(0);
    ignore_user_abort(true);

    $url = normalize_url($url);

    if ($url === '' || !is_http_url($url)) {
        http_response_code(400);
        header('Content-Type: text/plain; charset=UTF-8');
        echo '视频链接无效';
        exit;
    }

    if (!function_exists('curl_init')) {
        http_response_code(500);
        header('Content-Type: text/plain; charset=UTF-8');
        echo '服务器未启用CURL扩展';
        exit;
    }

    $ch = curl_init($url);

    if ($ch === false) {
        http_response_code(500);
        header('Content-Type: text/plain; charset=UTF-8');
        echo '无法初始化下载';
        exit;
    }

    $host = strtolower((string)(parse_url($url, PHP_URL_HOST) ?? ''));
    $referer = str_contains($host, 'douyinvod.com') ? 'https://www.douyin.com/' : 'https://sp.fyzx.top/';

    $requestHeaders = [
        'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36',
        'Referer: ' . $referer,
        'Accept: video/mp4,video/*;q=0.9,*/*;q=0.8',
        'Accept-Encoding: identity',
        'Connection: keep-alive',
    ];

    $clientRange = trim((string)($_SERVER['HTTP_RANGE'] ?? ''));

    if ($clientRange !== '' && preg_match('/^bytes=\d*-\d*$/i', $clientRange)) {
        $requestHeaders[] = 'Range: ' . $clientRange;
    }

    $statusCode = 0;
    $responseHeaders = [];
    $downloadHeadersSent = false;

    $sendDownloadHeaders = static function () use (&$downloadHeadersSent, &$statusCode, &$responseHeaders, $filename): void {
        if ($downloadHeadersSent || headers_sent()) {
            return;
        }

        $downloadHeadersSent = true;

        if ($statusCode === 206) {
            http_response_code(206);
        } elseif ($statusCode >= 200 && $statusCode < 300) {
            http_response_code(200);
        } else {
            http_response_code($statusCode >= 400 ? $statusCode : 502);
        }

        $contentType = str_replace(["\r", "\n"], '', (string)($responseHeaders['content-type'] ?? 'video/mp4'));

        header('Content-Type: ' . $contentType);
        header('Content-Disposition: attachment; filename="video.mp4"; filename*=UTF-8\'\'' . rawurlencode($filename));
        header('Cache-Control: no-store, no-cache, must-revalidate');
        header('Pragma: no-cache');
        header('X-Accel-Buffering: no');
        header('Accept-Ranges: bytes');

        if (!empty($responseHeaders['content-length']) && ctype_digit($responseHeaders['content-length'])) {
            header('Content-Length: ' . $responseHeaders['content-length']);
        }

        if (!empty($responseHeaders['content-range'])) {
            header('Content-Range: ' . str_replace(["\r", "\n"], '', $responseHeaders['content-range']));
        }
    };

    curl_setopt_array($ch, [
        CURLOPT_FOLLOWLOCATION => true,
        CURLOPT_MAXREDIRS => 5,
        CURLOPT_CONNECTTIMEOUT => 15,
        CURLOPT_TIMEOUT => 0,
        CURLOPT_HTTPHEADER => $requestHeaders,
        CURLOPT_SSL_VERIFYPEER => false,
        CURLOPT_SSL_VERIFYHOST => false,
        CURLOPT_HEADER => false,
        CURLOPT_RETURNTRANSFER => false,
        CURLOPT_BUFFERSIZE => 64 * 1024,
        CURLOPT_HEADERFUNCTION => static function ($ch, string $headerLine) use (&$statusCode, &$responseHeaders): int {
            $lineLength = strlen($headerLine);
            $line = trim($headerLine);

            if ($line === '') {
                return $lineLength;
            }

            if (preg_match('#^HTTP/\S+\s+(\d{3})#i', $line, $match)) {
                $statusCode = (int)$match[1];
                $responseHeaders = [];
                return $lineLength;
            }

            $position = strpos($line, ':');

            if ($position === false) {
                return $lineLength;
            }

            $name = strtolower(trim(substr($line, 0, $position)));
            $value = trim(substr($line, $position + 1));

            if (in_array($name, ['content-type', 'content-length', 'content-range'], true)) {
                $responseHeaders[$name] = $value;
            }

            return $lineLength;
        },
        CURLOPT_WRITEFUNCTION => static function ($ch, string $chunk) use (&$sendDownloadHeaders, &$statusCode): int {
            if ($statusCode < 200 || $statusCode >= 300) {
                return strlen($chunk);
            }

            $sendDownloadHeaders();
            echo $chunk;
            flush();

            return strlen($chunk);
        },
    ]);

    $ok = curl_exec($ch);
    $curlError = curl_error($ch);
    $curlCode = curl_errno($ch);
    $finalStatus = (int)curl_getinfo($ch, CURLINFO_HTTP_CODE);

    curl_close($ch);

    if ($ok === false && !$downloadHeadersSent) {
        http_response_code(502);
        header('Content-Type: text/plain; charset=UTF-8');
        echo $curlCode !== 0 ? '备用下载失败：' . $curlError : '备用下载失败';
        exit;
    }

    if (!$downloadHeadersSent) {
        http_response_code($finalStatus >= 400 && $finalStatus <= 599 ? $finalStatus : 502);
        header('Content-Type: text/plain; charset=UTF-8');

        if ($finalStatus === 403) {
            echo '视频链接已失效或被服务器拒绝，请返回页面重新获取列表';
        } elseif ($finalStatus === 404) {
            echo '视频文件不存在，请返回页面重新获取列表';
        } else {
            echo '备用下载失败，上游状态码：' . $finalStatus;
        }
    }

    exit;
}

function h(?string $value): string
{
    return htmlspecialchars((string)$value, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');
}

function is_ios_device(): bool
{
    $userAgent = $_SERVER['HTTP_USER_AGENT'] ?? '';

    return (bool)(
        preg_match('/iPad|iPhone|iPod/i', $userAgent)
        && !preg_match('/Windows Phone/i', $userAgent)
    );
}

function is_android_device(): bool
{
    $userAgent = $_SERVER['HTTP_USER_AGENT'] ?? '';

    return (bool)preg_match('/Android/i', $userAgent);
}

$error = '';
$videos = [];
$userid = trim((string)($_POST['userid'] ?? $_GET['userid'] ?? ''));
$quality = trim((string)($_POST['quality'] ?? $_GET['quality'] ?? 'hd'));
$isIos = is_ios_device();
$isAndroid = is_android_device();

if (!array_key_exists($quality, $qualityLabels)) {
    $quality = 'hd';
}

if (!isset($_SESSION['videos']) || !is_array($_SESSION['videos'])) {
    $_SESSION['videos'] = [];
}

if (isset($_GET['download_ios'])) {
    $token = (string)$_GET['download_ios'];

    if (!isset($_SESSION['videos'][$token])) {
        http_response_code(404);
        header('Content-Type: text/plain; charset=UTF-8');
        echo '下载链接已过期，请返回页面重新获取列表';
        exit;
    }

    $video = $_SESSION['videos'][$token];

    $downloadUrl = add_quality((string)($video['url'] ?? ''), $quality, $qualityParams);
    $downloadUrl = normalize_url($downloadUrl);

    if ($downloadUrl === '' || !is_http_url($downloadUrl)) {
        http_response_code(404);
        header('Content-Type: text/plain; charset=UTF-8');
        echo '视频链接无效';
        exit;
    }

    $filename = safe_filename((string)($video['title'] ?? 'untitled'), 100)
        . '_'
        . substr(md5($downloadUrl), 0, 8)
        . guess_ext($downloadUrl, '.mp4');

    session_write_close();

    stream_download($downloadUrl, $filename);
}

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    try {
        if ($userid === '') {
            throw new RuntimeException('请输入用户ID');
        }

        $videos = fetch_videos($userid);

        if (empty($videos)) {
            $error = '没有找到视频，请检查用户ID是否正确';
        }
    } catch (Throwable $e) {
        $error = $e->getMessage();
    }
} else {
    if (!empty($_SESSION['videos'])) {
        foreach ($_SESSION['videos'] as $token => $video) {
            if (empty($video['url'])) {
                continue;
            }

            $videos[] = [
                'token' => $token,
                'title' => $video['title'] ?? 'untitled',
                'cover' => $video['cover'] ?? '',
                'time'  => $video['time'] ?? '',
                'url'   => $video['url'],
            ];
        }
    }
}
?>
<!doctype html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <meta name="referrer" content="no-referrer">
    <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover">
    <title>文案鹰视频提取器</title>
    <meta name="description" content="文案鹰视频提取器，支持获取已解析视频列表、打开视频、复制地址和下载保存。">
    <style>
        :root {
            --bg: #f5f7fb;
            --card: #fff;
            --text: #172033;
            --muted: #667085;
            --line: #e5e7eb;
            --primary: #1677ff;
            --primary-dark: #0958d9;
            --green: #10b981;
            --slate: #475569;
            --danger: #b42318;
            --warning: #f59e0b;
        }

        * {
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            margin: 0;
            background:
                radial-gradient(circle at top left, rgba(22, 119, 255, 0.12), transparent 30%),
                radial-gradient(circle at top right, rgba(16, 185, 129, 0.12), transparent 26%),
                var(--bg);
            color: var(--text);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
        }

        .wrap {
            max-width: 980px;
            margin: 0 auto;
            padding: 16px;
        }

        h1 {
            margin: 0 0 8px;
            font-size: 24px;
        }

        .desc {
            color: var(--muted);
            font-size: 14px;
            margin-bottom: 14px;
            line-height: 1.7;
        }

        .panel {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 14px;
            box-shadow: 0 8px 24px rgba(16, 24, 40, 0.06);
        }

        .toolbar {
            display: grid;
            grid-template-columns: 1fr 150px 120px;
            column-gap: 10px;
            row-gap: 10px;
        }

        input,
        select,
        button {
            width: 100%;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--line);
            padding: 0 12px;
            font-size: 15px;
            background: white;
            outline: none;
            -webkit-appearance: none;
            appearance: none;
        }

        button {
            border: none;
            color: white;
            background: var(--primary);
            font-weight: 700;
            cursor: pointer;
        }

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

        button:active {
            background: var(--primary-dark);
        }

        .error {
            color: var(--danger);
            margin-top: 10px;
            padding: 10px;
            background: #fee2e2;
            border-radius: 8px;
            line-height: 1.6;
        }

        .list {
            display: grid;
            row-gap: 12px;
            margin-top: 14px;
        }

        .item {
            display: grid;
            grid-template-columns: 120px 1fr;
            column-gap: 12px;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 12px;
        }

        .cover,
        .empty-cover {
            width: 120px;
            height: 160px;
            border-radius: 12px;
            background: #eef2f6;
        }

        .cover {
            object-fit: cover;
        }

        .empty-cover {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--muted);
            font-size: 13px;
        }

        .title {
            font-weight: 800;
            font-size: 16px;
            line-height: 1.45;
            word-break: break-word;
        }

        .time {
            color: var(--muted);
            font-size: 13px;
            margin-top: 8px;
        }

        .actions {
            display: flex;
            flex-wrap: wrap;
            margin-top: 10px;
            margin-right: -8px;
            margin-bottom: -8px;
        }

        .actions > * {
            margin-right: 8px;
            margin-bottom: 8px;
        }

        .btn-download,
        .btn-open,
        .btn-copy {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 40px;
            height: 40px;
            padding: 0 16px;
            border-radius: 12px;
            border: none;
            font-weight: 800;
            font-size: 14px;
            line-height: 1;
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
            -webkit-appearance: none;
            appearance: none;
        }

        .btn-download {
            background: var(--green);
            color: white;
        }

        .btn-open {
            background: var(--warning);
            color: white;
        }

        .btn-copy {
            background: var(--slate);
            color: white;
        }

        .btn-download:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .btn-download:active,
        .btn-open:active,
        .btn-copy:active {
            opacity: 0.85;
        }

        .progress-wrap {
            display: none;
            margin-top: 10px;
        }

        .progress-bar {
            width: 100%;
            height: 14px;
            border-radius: 999px;
            background: #eef2f6;
            overflow: hidden;
        }

        .progress-bar span {
            display: block;
            height: 100%;
            width: 0%;
            background: var(--green);
            transition: width .2s ease;
        }

        .progress-msg {
            margin-top: 6px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .ios-proxy {
            display: inline-block;
            margin-top: 8px;
            color: var(--primary);
            font-size: 13px;
            text-decoration: none;
            font-weight: 700;
        }

        .tutorial-card {
            margin-top: 14px;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 16px;
            line-height: 1.7;
            box-shadow: 0 8px 24px rgba(16, 24, 40, 0.04);
            overflow: hidden;
        }

        .tutorial-toggle {
            width: 100%;
            height: auto;
            min-height: 52px;
            border: none;
            border-radius: 0;
            background: var(--card);
            color: var(--text);
            padding: 12px 14px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            text-align: left;
            cursor: pointer;
        }

        .tutorial-title {
            display: block;
            font-size: 18px;
            font-weight: 800;
        }

        .tutorial-subtitle {
            display: block;
            margin-top: 2px;
            color: var(--muted);
            font-size: 13px;
            font-weight: 400;
            line-height: 1.5;
        }

        .tutorial-arrow {
            flex: 0 0 auto;
            color: var(--muted);
            font-size: 18px;
            margin-left: 12px;
        }

        .tutorial-content {
            display: none;
            padding: 0 14px 14px;
            border-top: 1px solid var(--line);
        }

        .tutorial-card.is-open .tutorial-content {
            display: block;
        }

        .tutorial-content p {
            margin: 10px 0 8px;
            color: var(--muted);
            font-size: 14px;
        }

        .tutorial-content strong {
            color: var(--danger);
        }

        .brand-section,
        .promo-section,
        .contact-section,
        .site-footer {
            margin-top: 14px;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 16px;
            box-shadow: 0 8px 24px rgba(16, 24, 40, 0.04);
        }

        .brand-section {
            background:
                linear-gradient(135deg, rgba(22, 119, 255, 0.08), rgba(16, 185, 129, 0.06)),
                #fff;
        }

        .section-title {
            margin: 0 0 8px;
            font-size: 20px;
            font-weight: 900;
            line-height: 1.45;
        }

        .section-desc {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .brand-points {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-top: 14px;
        }

        .brand-point {
            padding: 12px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.86);
            border: 1px solid rgba(229, 231, 235, 0.9);
        }

        .brand-point strong {
            display: block;
            font-size: 15px;
            line-height: 1.5;
        }

        .brand-point span {
            display: block;
            margin-top: 4px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .promo-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-top: 14px;
        }

        .promo-card {
            padding: 14px;
            border-radius: 14px;
            background: #fff;
            border: 1px solid var(--line);
            color: var(--text);
        }

        .promo-tag {
            display: inline-flex;
            align-items: center;
            min-height: 24px;
            padding: 0 9px;
            margin-bottom: 8px;
            border-radius: 999px;
            background: rgba(22, 119, 255, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 900;
        }

        .promo-card strong {
            display: block;
            font-size: 15px;
            line-height: 1.5;
        }

        .promo-card span:last-child {
            display: block;
            margin-top: 4px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .contact-section {
            background: #f8fbff;
        }

        .contact-row {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 12px;
            align-items: center;
            margin-top: 12px;
            padding: 12px;
            border-radius: 14px;
            background: rgba(22, 119, 255, 0.08);
            border: 1px solid rgba(22, 119, 255, 0.16);
        }

        .contact-text {
            color: #1d4ed8;
            font-size: 14px;
            line-height: 1.7;
        }

        .contact-text strong {
            font-weight: 900;
        }

        .copy-wechat,
        .back-top-btn {
            height: 40px;
            border-radius: 12px;
            color: #fff;
            font-size: 14px;
            font-weight: 900;
        }

        .copy-wechat {
            width: auto;
            min-width: 116px;
            padding: 0 14px;
            background: var(--green);
        }

        .back-top-btn {
            margin-top: 12px;
            background: var(--primary);
        }

        .site-footer {
            text-align: center;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.7;
            background: transparent;
            border: none;
            box-shadow: none;
            padding-top: 4px;
        }

        .mask {
            display: flex;
            position: fixed;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.82);
            z-index: 9999;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
            font-weight: bold;
            text-align: center;
            padding: 24px;
            line-height: 1.7;
        }

        @media (min-width: 769px) {
            .list {
                grid-template-columns: 1fr 1fr;
                column-gap: 16px;
                row-gap: 16px;
            }

            .item {
                grid-template-columns: 140px 1fr;
                padding: 16px;
            }

            .cover,
            .empty-cover {
                width: 140px;
                height: 186px;
            }

            .actions {
                flex-wrap: nowrap;
            }

            .btn-download,
            .btn-open,
            .btn-copy {
                font-size: 13px;
                padding: 0 12px;
                height: 36px;
                min-height: 36px;
            }
        }

        @media (max-width: 768px) {
            .toolbar,
            .brand-points,
            .promo-grid,
            .contact-row {
                grid-template-columns: 1fr;
            }

            .item {
                grid-template-columns: 100px 1fr;
                padding: 12px;
                column-gap: 12px;
            }

            .cover,
            .empty-cover {
                width: 100px;
                height: 133px;
            }

            h1 {
                font-size: 20px;
            }

            .title {
                font-size: 15px;
            }

            .actions {
                flex-direction: column;
                margin-right: 0;
                margin-bottom: 0;
            }

            .actions > * {
                width: 100%;
                margin-right: 0;
                margin-bottom: 8px;
            }

            .actions > *:last-child {
                margin-bottom: 0;
            }

            .btn-download,
            .btn-open,
            .btn-copy,
            .copy-wechat,
            .back-top-btn {
                width: 100%;
                justify-content: center;
                height: 44px;
                min-height: 44px;
            }
        }

        @media (max-width: 480px) {
            .wrap {
                padding: 10px;
            }

            .item {
                grid-template-columns: 80px 1fr;
                padding: 10px;
                column-gap: 10px;
            }

            .cover,
            .empty-cover {
                width: 80px;
                height: 106px;
            }

            .title {
                font-size: 14px;
            }

            .desc {
                font-size: 13px;
            }

            .panel {
                padding: 12px;
            }
        }
    </style>
</head>
<body>
<div class="wrap">
    <h1><?= h($brandName) ?>视频提取器【视频下载工具】</h1>

    <div class="desc">
        输入你的专属ID获取已解析视频列表。如何查看自己的ID：给企业微信发送「我的id」这几个字，点击系统回复的小程序卡片进去即可看到ID；不懂的可以咨询客服微信。
    </div>

    <form class="panel" method="post" id="searchForm">
        <div class="toolbar">
            <input id="useridInput" name="userid" inputmode="numeric" placeholder="请输入用户ID" value="<?= h($userid) ?>">

            <select name="quality">
                <?php foreach ($qualityLabels as $key => $label): ?>
                    <option value="<?= h($key) ?>" <?= $quality === $key ? 'selected' : '' ?>>
                        <?= h($label) ?>
                    </option>
                <?php endforeach; ?>
            </select>

            <button type="submit">获取列表</button>
        </div>

        <?php if ($error): ?>
            <div class="error">⚠️ <?= h($error) ?></div>
        <?php endif; ?>
    </form>

    <?php if ($isIos): ?>
        <div class="tutorial-card" id="iosTutorial">
            <button type="button" class="tutorial-toggle">
                <span>
                    <span class="tutorial-title">苹果下载教程</span>
                    <span class="tutorial-subtitle">下载后保存到相册步骤</span>
                </span>
                <span class="tutorial-arrow">⌄</span>
            </button>
            <div class="tutorial-content">
                <p><strong>第一步：</strong>点击「下载视频」按钮，在弹出窗口中点击「下载」，视频即开始下载。</p>
                <p><strong>第二步：</strong>等待进度条走完，下载完成后，在 Safari 顶部地址栏右侧找到「⬇️ 下载图标」，点击查看已下载的视频。</p>
                <p><strong>提示：</strong>如果找不到下载图标，地址栏左侧有个「大小」字样按钮，它旁边通常就是下载图标。不同机型位置略有不同，认准⬇️图标即可。</p>
                <p><strong>第三步：</strong>在下载列表中找到刚下载的视频，点击打开，然后点击右下角「分享」图标，选择「存储视频」即可保存到相册。</p>
                <p><strong>备用方式：</strong>如果点击「下载视频」后没有反应或失败，直接点击下方的「备用下载」链接即可。</p>
            </div>
        </div>
    <?php endif; ?>

    <?php if ($isAndroid): ?>
        <div class="tutorial-card" id="androidTutorial">
            <button type="button" class="tutorial-toggle">
                <span>
                    <span class="tutorial-title">安卓下载教程</span>
                    <span class="tutorial-subtitle">点击下载直接保存到相册</span>
                </span>
                <span class="tutorial-arrow">⌄</span>
            </button>
            <div class="tutorial-content">
                <p><strong>第一步：</strong>点击「下载视频」。</p>
                <p><strong>第二步：</strong>视频自动下载，完成后在相册或文件管理中查看。</p>
            </div>
        </div>
    <?php endif; ?>

    <?php if (!empty($videos)): ?>
        <div class="list">
            <?php foreach ($videos as $video):
                if (empty($video['url'])) {
                    continue;
                }

                $directUrl = add_quality((string)$video['url'], $quality, $qualityParams);
                $directUrl = normalize_url($directUrl);

                if ($directUrl === '' || !is_http_url($directUrl)) {
                    continue;
                }

                $filename = safe_filename((string)$video['title'], 100)
                    . '_'
                    . substr(md5($directUrl), 0, 8)
                    . guess_ext($directUrl, '.mp4');

                $proxyUrl = '?download_ios='
                    . rawurlencode((string)$video['token'])
                    . '&quality='
                    . rawurlencode($quality);
            ?>
                <div class="item">
                    <?php if (!empty($video['cover'])): ?>
                        <img class="cover" src="<?= h((string)$video['cover']) ?>" alt="封面" loading="lazy">
                    <?php else: ?>
                        <div class="empty-cover">无封面</div>
                    <?php endif; ?>

                    <div>
                        <div class="title"><?= h((string)$video['title']) ?></div>

                        <?php if (!empty($video['time'])): ?>
                            <div class="time"><?= h((string)$video['time']) ?></div>
                        <?php endif; ?>

                        <div class="actions">
                            <button type="button"
                                    class="btn-download download-btn"
                                    data-url="<?= h($directUrl) ?>"
                                    data-filename="<?= h($filename) ?>">
                                ⬇ 下载视频
                            </button>

                            <?php if (!$isIos): ?>
                                <a class="btn-open"
                                   href="<?= h($directUrl) ?>"
                                   target="_blank"
                                   rel="noopener"
                                   referrerpolicy="no-referrer">
                                    ▶ 打开视频
                                </a>
                            <?php endif; ?>

                            <button type="button"
                                    class="btn-copy copy-btn"
                                    data-copy="<?= h($directUrl) ?>">
                                📋 复制地址
                            </button>
                        </div>

                        <div class="progress-wrap">
                            <div class="progress-bar">
                                <span></span>
                            </div>
                            <div class="progress-msg">等待下载</div>
                        </div>

                        <?php if ($isIos): ?>
                            <a class="ios-proxy" href="<?= h($proxyUrl) ?>">
                                备用下载（直连失败时使用）
                            </a>
                        <?php endif; ?>
                    </div>
                </div>
            <?php endforeach; ?>
        </div>
    <?php elseif ($_SERVER['REQUEST_METHOD'] === 'POST' && empty($error)): ?>
        <div class="panel" style="margin-top: 14px;">没有找到视频，请检查用户ID是否正确</div>
    <?php endif; ?>

    <section class="brand-section">
        <h2 class="section-title">关于<?= h($brandName) ?></h2>

        <p class="section-desc">
            <?= h($brandName) ?>专注短视频创作效率工具，帮助用户更方便地获取视频、整理素材、生成文案和提升账号运营效率。
            当前页面主要用于视频下载，不会影响你正常获取视频列表、打开视频和下载保存。
        </p>

        <div class="brand-points">
            <div class="brand-point">
                <strong>视频下载</strong>
                <span>支持查看已解析视频，复制地址、打开视频和下载保存。</span>
            </div>

            <div class="brand-point">
                <strong>文案创作</strong>
                <span>适合短视频标题、口播脚本、带货文案和私域引流话术。</span>
            </div>

            <div class="brand-point">
                <strong>素材整理</strong>
                <span>帮助创作者整理视频素材、爆款选题和内容灵感。</span>
            </div>

            <div class="brand-point">
                <strong>运营辅助</strong>
                <span>适合矩阵号、剪辑号、带货号和本地生活账号使用。</span>
            </div>
        </div>
    </section>

    <section class="promo-section">
        <h2 class="section-title">更多工具与服务</h2>

        <p class="section-desc">
            如果你经常需要下载视频、整理素材或制作短视频，可以继续关注<?= h($brandName) ?>。
            后续会持续更新更多视频工具、文案工具和短视频运营方法。
        </p>

        <div class="promo-grid">
            <?php foreach ($promoItems as $item): ?>
                <div class="promo-card">
                    <span class="promo-tag"><?= h((string)$item['tag']) ?></span>
                    <strong><?= h((string)$item['title']) ?></strong>
                    <span><?= h((string)$item['desc']) ?></span>
                </div>
            <?php endforeach; ?>
        </div>
    </section>

    <section class="contact-section">
        <h2 class="section-title">需要更多帮助？</h2>

        <p class="section-desc">
            如果你不会查看自己的ID、下载失败、视频打不开，或者想获取更多文案和视频工具，可以联系<?= h($brandName) ?>客服。
        </p>

        <div class="contact-row">
            <div class="contact-text">
                <strong>客服微信：</strong><?= h($serviceWechat) ?><br>
                添加时备注「视频下载」，方便快速处理。
            </div>

            <button type="button"
                    class="copy-wechat"
                    data-copy="<?= h($serviceWechat) ?>">
                复制客服微信
            </button>
        </div>

        <button type="button" class="back-top-btn" id="backTopBtn">
            回到顶部继续下载
        </button>
    </section>

    <footer class="site-footer">
        <?= h($brandName) ?> · 视频下载 / 文案创作 / 素材整理 / 短视频运营工具
    </footer>
</div>

<script>
function isWechatBrowser() {
    return /MicroMessenger/i.test(window.navigator.userAgent);
}

function showWechatMask() {
    if (document.querySelector('.mask')) {
        return;
    }

    const mask = document.createElement('div');
    mask.className = 'mask';
    mask.innerHTML = '请点击右上角"..."<br>选择"在浏览器中打开"<br>再操作视频';
    document.body.appendChild(mask);
}

async function copyText(text, button) {
    if (!text) {
        alert('没有可复制的内容');
        return;
    }

    try {
        if (navigator.clipboard && window.isSecureContext) {
            await navigator.clipboard.writeText(text);
        } else {
            throw new Error('clipboard unavailable');
        }

        if (button) {
            const old = button.innerText;
            button.innerText = '✅ 已复制';
            setTimeout(() => {
                button.innerText = old;
            }, 1200);
        }
    } catch (e) {
        prompt('复制失败，请长按复制：', text);
    }
}

function saveBlob(blob, filename) {
    try {
        const blobUrl = URL.createObjectURL(blob);
        const a = document.createElement('a');

        a.href = blobUrl;
        a.download = filename || 'video.mp4';
        document.body.appendChild(a);
        a.click();

        setTimeout(() => {
            URL.revokeObjectURL(blobUrl);
            a.remove();
        }, 5000);

        return true;
    } catch (e) {
        return false;
    }
}

function downloadWithProgress(button) {
    if (isWechatBrowser()) {
        showWechatMask();
        return;
    }

    let url = button.dataset.url || '';
    const filename = button.dataset.filename || 'video.mp4';
    const item = button.closest('.item');
    const progressWrap = item ? item.querySelector('.progress-wrap') : null;
    const bar = item ? item.querySelector('.progress-bar span') : null;
    const msg = item ? item.querySelector('.progress-msg') : null;

    if (!url) {
        if (msg) {
            msg.innerText = '视频地址无效';
        }
        return;
    }

    url = url.replace(/^http:/i, 'https:');

    if (progressWrap) {
        progressWrap.style.display = 'block';
    }

    if (bar) {
        bar.style.width = '0%';
    }

    if (msg) {
        msg.innerText = '正在连接...';
    }

    button.disabled = true;
    const oldText = button.innerText;
    button.innerText = '⏳ 下载中...';

    const xhr = new XMLHttpRequest();

    xhr.open('GET', url, true);
    xhr.responseType = 'blob';
    xhr.timeout = 0;

    xhr.onprogress = function(e) {
        if (!msg || !bar) {
            return;
        }

        if (e.lengthComputable) {
            const percent = Math.round((e.loaded / e.total) * 100);
            bar.style.width = percent + '%';
            msg.innerText = '下载进度：' + percent + '%';
        } else {
            const mb = Math.round(e.loaded / 1024 / 1024 * 10) / 10;
            msg.innerText = '已接收 ' + mb + ' MB';
        }
    };

    xhr.onload = function() {
        button.disabled = false;
        button.innerText = oldText;

        if (!msg) {
            return;
        }

        if (xhr.status !== 200 && xhr.status !== 206) {
            msg.innerText = '下载失败（状态码:' + xhr.status + '），请使用备用下载';
            return;
        }

        const blob = xhr.response;

        if (!blob || blob.size === 0) {
            msg.innerText = '文件为空，请使用备用下载';
            return;
        }

        const contentType = xhr.getResponseHeader('Content-Type') || '';

        if (contentType.includes('text/html')) {
            msg.innerText = '视频地址已失效，请重新获取列表';
            return;
        }

        if (saveBlob(blob, filename)) {
            if (bar) {
                bar.style.width = '100%';
            }
            msg.innerText = '✅ 下载完成！';
        } else {
            msg.innerText = '保存失败，请使用备用下载';
        }
    };

    xhr.onerror = function() {
        button.disabled = false;
        button.innerText = oldText;

        if (msg) {
            msg.innerText = '跨域限制，请使用备用下载';
        }
    };

    xhr.ontimeout = function() {
        button.disabled = false;
        button.innerText = oldText;

        if (msg) {
            msg.innerText = '下载超时，请使用备用下载';
        }
    };

    try {
        xhr.send();
    } catch (e) {
        button.disabled = false;
        button.innerText = oldText;

        if (msg) {
            msg.innerText = '下载失败，请使用备用下载';
        }
    }
}

document.querySelectorAll('.download-btn').forEach(button => {
    button.addEventListener('click', function() {
        downloadWithProgress(this);
    });
});

document.querySelectorAll('.copy-btn').forEach(button => {
    button.addEventListener('click', function() {
        copyText(this.dataset.copy || '', this);
    });
});

document.querySelectorAll('.copy-wechat').forEach(button => {
    button.addEventListener('click', function() {
        copyText(this.dataset.copy || '', this);
    });
});

document.querySelectorAll('.btn-open').forEach(link => {
    link.addEventListener('click', function(e) {
        if (isWechatBrowser()) {
            e.preventDefault();
            showWechatMask();
            return;
        }

        const old = this.innerText;
        this.innerText = '⏳ 打开中...';

        setTimeout(() => {
            this.innerText = old;
        }, 2000);
    });
});

document.querySelectorAll('.tutorial-card').forEach(card => {
    const toggle = card.querySelector('.tutorial-toggle');
    const subtitle = card.querySelector('.tutorial-subtitle');
    const arrow = card.querySelector('.tutorial-arrow');
    const defaultSubtitle = subtitle ? subtitle.innerText : '';

    if (!toggle) {
        return;
    }

    toggle.addEventListener('click', function() {
        card.classList.toggle('is-open');

        const isOpen = card.classList.contains('is-open');

        if (subtitle) {
            subtitle.innerText = isOpen ? '已展开，点击收起' : defaultSubtitle;
        }

        if (arrow) {
            arrow.innerText = isOpen ? '⌃' : '⌄';
        }
    });
});

const searchForm = document.getElementById('searchForm');
const useridInput = document.getElementById('useridInput');

if (useridInput) {
    const saved = localStorage.getItem('saved_userid');

    if (!useridInput.value && saved) {
        useridInput.value = saved;
    }
}

if (searchForm && useridInput) {
    searchForm.addEventListener('submit', function() {
        const userid = useridInput.value.trim();

        if (userid) {
            localStorage.setItem('saved_userid', userid);
        }
    });
}

const backTopBtn = document.getElementById('backTopBtn');

if (backTopBtn) {
    backTopBtn.addEventListener('click', function() {
        window.scrollTo({
            top: 0,
            behavior: 'smooth'
        });
    });
}

window.addEventListener('load', function() {
    if (isWechatBrowser()) {
        showWechatMask();
    }
});
</script>
</body>
</html>
```