<?php
require_once __DIR__ . '/../includes/bootstrap.php';
if (current_admin()) { redirect('index.php'); }
$err = '';
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $u = trim($_POST['username'] ?? '');
    $p = $_POST['password'] ?? '';
    if (admin_login($u, $p)) {
        redirect('index.php');
    } else {
        $err = '账号或密码错误';
    }
}
?>
<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>颜遇 - 管理后台登录</title>
<!-- 浏览器标签页图标（使用你的霓虹logo） -->
<link rel="icon" type="image/png" href="../assets/1logo_neon.png">
<link rel="shortcut icon" href="../assets/1logo_neon.png">
<link rel="stylesheet" href="../assets/admin.css">
<style>
/* 页面大logo霓虹发光效果 */
.login-logo {
    filter: drop-shadow(0 0 6px #24e0ff) drop-shadow(0 0 10px #ff48a8);
    max-width: 130px;
    margin: 0 auto 12px;
    display:block;
}
/* 卡片内所有标题、图片文字水平居中 */
.login-card {
    text-align:center;
}
/* 表单区域左对齐，不居中 */
.login-card form {
    text-align:left;
    margin-top:20px;
}
.login-card .sub {
    margin-bottom:24px;
    color:#888;
}
.err {
    margin:8px 0;
    color:#f44336;
}
</style>
</head>
<body class="login-page">
<div class="login-card">
    <!-- 登录页面主logo（霓虹颜遇） -->
    <img class="login-logo" src="../assets/logo_neon.png" alt="颜遇" onerror="this.style.display='none'">
    <h1>颜遇管理后台</h1>
    <p class="sub">颜遇CMS后台 | 会员、打赏、作品权限管控</p>
    <?php if ($err): ?><div class="err"><?= e($err) ?></div><?php endif; ?>
    <form method="post">
        <label>管理账号</label>
        <input type="text" name="username" autocomplete="username" required>
        <label>密码</label>
        <input type="password" name="password" autocomplete="current-password" required>
        <button type="submit">登 录</button>
    </form>
</div>
</body>
</html>