:root {
    --primary: #6b4dff;
    --primary-2: #9a6bff;
    --primary-soft: rgba(107, 77, 255, .1);
    --bg: #f6f5fb;
    --card: #ffffff;
    --text: #1c1a2e;
    --text-2: #5d5a70;
    --text-3: #918ea3;
    --line: #eceaf4;
    --success: #12a15d;
    --danger: #e23b5a;
    --radius: 20px;
    --shadow: 0 12px 30px rgba(40, 25, 90, .07);
}

body.theme-dark {
    --bg: #121019;
    --card: #1b1826;
    --text: #f2f0fa;
    --text-2: #b7b2c9;
    --text-3: #8a859c;
    --line: #2a2638;
    --primary-soft: rgba(140, 110, 255, .16);
    --shadow: 0 12px 30px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(900px 420px at 10% -10%, rgba(122, 92, 255, .16), transparent 60%),
        radial-gradient(700px 380px at 100% 0%, rgba(197, 139, 255, .14), transparent 55%);
    pointer-events: none;
    z-index: 0;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font-family: inherit; }

.container { width: min(1120px, 100% - 40px); margin: 0 auto; position: relative; z-index: 1; }

/* ---------- 顶栏 ---------- */
.topbar {
    position: sticky; top: 0; z-index: 20;
    backdrop-filter: saturate(180%) blur(16px);
    background: color-mix(in srgb, var(--bg) 82%, transparent);
    border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; gap: 18px; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; letter-spacing: .2px; }
.brand-logo {
    width: 34px; height: 34px; border-radius: 10px;
    background: linear-gradient(140deg, var(--primary), var(--primary-2));
    display: grid; place-items: center; color: #fff;
    box-shadow: 0 6px 16px rgba(107, 77, 255, .35);
}
.brand-logo svg { width: 19px; height: 19px; }
.nav { display: flex; gap: 6px; margin-left: 8px; }
.nav a { padding: 8px 14px; border-radius: 10px; color: var(--text-2); font-size: 14px; }
.nav a:hover { background: var(--primary-soft); color: var(--primary); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.user-chip {
    display: flex; align-items: center; gap: 8px; padding: 6px 12px 6px 7px;
    background: var(--card); border: 1px solid var(--line); border-radius: 999px; font-size: 13px;
}
.avatar {
    width: 26px; height: 26px; border-radius: 50%;
    background: linear-gradient(140deg, var(--primary), var(--primary-2));
    color: #fff; display: grid; place-items: center; font-size: 13px; font-weight: 700;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 20px; border-radius: 12px; border: 1px solid var(--line);
    background: var(--card); color: var(--text); font-size: 14px; font-weight: 600;
    cursor: pointer; transition: .18s; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-2)); border: 0; color: #fff; box-shadow: 0 8px 20px rgba(107, 77, 255, .28); }
.btn-primary:hover { box-shadow: 0 12px 26px rgba(107, 77, 255, .38); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 8px 14px; font-size: 13px; border-radius: 10px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }

/* ---------- Hero ---------- */
.hero {
    margin-top: 26px;
    border-radius: 28px;
    padding: 38px 40px;
    background: linear-gradient(135deg, #5b3df5 0%, #7b55ff 45%, #a86bff 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: 0 24px 50px rgba(80, 45, 200, .28);
}
.hero::after {
    content: ""; position: absolute; right: -80px; top: -120px;
    width: 380px; height: 380px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,.28), transparent 65%);
}
.hero::before {
    content: ""; position: absolute; left: 32%; bottom: -180px;
    width: 420px; height: 420px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,.14), transparent 65%);
}
.hero h1 { margin: 0; font-size: 32px; letter-spacing: .5px; }
.hero p { margin: 8px 0 0; opacity: .86; font-size: 14px; }
.hero-actions { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; position: relative; z-index: 2; }
.hero-actions .btn { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.28); color: #fff; backdrop-filter: blur(6px); }
.hero-actions .btn:hover { background: rgba(255,255,255,.26); box-shadow: none; }
.hero-actions .btn-light { background: #fff; color: #5b3df5; border: 0; box-shadow: 0 8px 20px rgba(0,0,0,.18); }

.hero-stats { display: flex; gap: 34px; margin-top: 30px; flex-wrap: wrap; position: relative; z-index: 2; }
.hero-stat b { display: block; font-size: 26px; line-height: 1.2; }
.hero-stat span { font-size: 12px; opacity: .78; }

/* ---------- 公告 ---------- */
.notice-bar {
    margin-top: 18px; display: flex; align-items: flex-start; gap: 10px;
    background: var(--card); border: 1px solid var(--line); border-radius: 16px;
    padding: 14px 18px; font-size: 13.5px; color: var(--text-2); box-shadow: var(--shadow);
}
.notice-bar .tag {
    flex: none; font-size: 11px; font-weight: 700; color: var(--primary);
    background: var(--primary-soft); padding: 3px 9px; border-radius: 999px; margin-top: 1px;
}

/* ---------- 分类 ---------- */
.toolbar { display: flex; align-items: center; gap: 12px; margin: 26px 0 18px; flex-wrap: wrap; }
.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; flex: 1; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
    flex: none; padding: 8px 16px; border-radius: 999px; font-size: 13px;
    background: var(--card); border: 1px solid var(--line); color: var(--text-2); white-space: nowrap;
}
.chip:hover { border-color: var(--primary); color: var(--primary); }
.chip.active { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 6px 16px rgba(107,77,255,.3); }

.search-box { display: flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 7px 8px 7px 14px; min-width: 240px; }
.search-box input { border: 0; outline: 0; background: transparent; color: var(--text); font-size: 13.5px; width: 100%; }
.search-box button { border: 0; background: var(--primary); color: #fff; border-radius: 8px; padding: 7px 14px; font-size: 13px; cursor: pointer; }

.section-head { display: flex; align-items: baseline; justify-content: space-between; margin: 30px 0 14px; }
.section-head h2 { margin: 0; font-size: 19px; }
.section-head span { font-size: 13px; color: var(--text-3); }

/* ---------- 应用卡片 ---------- */
.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.app-card {
    display: flex; gap: 14px; padding: 16px; background: var(--card);
    border: 1px solid var(--line); border-radius: 18px; transition: .18s; position: relative;
}
.app-card:hover { transform: translateY(-3px); box-shadow: 0 18px 36px rgba(40, 25, 90, .12); border-color: transparent; }
.app-icon {
    width: 62px; height: 62px; border-radius: 15px; object-fit: cover; flex: none;
    background: var(--primary-soft); box-shadow: 0 6px 14px rgba(30, 20, 70, .12);
}
.app-info { min-width: 0; flex: 1; }
.app-name { font-weight: 650; font-size: 15px; margin: 0 0 3px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-desc { font-size: 12.5px; color: var(--text-3); margin: 0 0 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-meta { display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--text-3); flex-wrap: wrap; }
.badge { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; background: var(--primary-soft); color: var(--primary); }
.badge.free { background: rgba(18, 161, 93, .12); color: var(--success); }
.badge.paid { background: rgba(255, 146, 43, .14); color: #d97a0f; }
.badge.vip { background: rgba(255, 193, 7, .16); color: #b57e00; }
.app-card .quick { position: absolute; right: 14px; top: 14px; }

body.theme-list .app-grid { grid-template-columns: 1fr; }
body.theme-list .app-card { align-items: center; padding: 12px 18px; }
body.theme-list .app-icon { width: 50px; height: 50px; border-radius: 12px; }
body.theme-list .app-desc { margin-bottom: 0; }

/* ---------- 分页 ---------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin: 34px 0 10px; flex-wrap: wrap; }
.pagination .page { min-width: 38px; height: 38px; display: grid; place-items: center; padding: 0 10px; border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-size: 13px; color: var(--text-2); }
.pagination .page.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.page-dots { color: var(--text-3); align-self: center; }
.empty { text-align: center; padding: 70px 20px; color: var(--text-3); }
.empty b { display: block; font-size: 16px; color: var(--text-2); margin-bottom: 6px; }

/* ---------- 详情页 ---------- */
.detail-hero {
    margin-top: 26px; background: var(--card); border: 1px solid var(--line);
    border-radius: 26px; padding: 30px; display: flex; gap: 24px; box-shadow: var(--shadow);
    position: relative; overflow: hidden;
}
.detail-hero::after {
    content: ""; position: absolute; right: -100px; top: -140px; width: 340px; height: 340px;
    border-radius: 50%; background: radial-gradient(circle, rgba(122,92,255,.12), transparent 65%);
}
.detail-icon { width: 108px; height: 108px; border-radius: 24px; object-fit: cover; flex: none; box-shadow: 0 14px 30px rgba(40, 25, 90, .18); }
.detail-main { flex: 1; min-width: 0; position: relative; z-index: 1; }
.detail-title { margin: 2px 0 4px; font-size: 25px; }
.detail-sub { color: var(--text-3); font-size: 13px; margin-bottom: 14px; }
.detail-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.detail-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.detail-price { font-size: 22px; font-weight: 700; color: var(--primary); margin-right: 6px; }

.meta-table { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 22px; }
.meta-item { background: var(--bg); border-radius: 14px; padding: 12px 16px; }
.meta-item span { display: block; font-size: 11.5px; color: var(--text-3); }
.meta-item b { font-size: 14px; font-weight: 650; }

.screenshots { display: flex; gap: 14px; overflow-x: auto; padding: 4px 2px 12px; }
.screenshots img { height: 320px; width: auto; border-radius: 18px; border: 1px solid var(--line); box-shadow: var(--shadow); }

.content-card { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 24px 26px; margin-top: 18px; box-shadow: var(--shadow); }
.content-card h3 { margin: 0 0 12px; font-size: 16px; }
.content-card .body { color: var(--text-2); font-size: 14px; line-height: 1.9; white-space: pre-wrap; word-break: break-word; }

/* ---------- 表单 ---------- */
.auth-wrap { display: flex; justify-content: center; padding: 56px 0 40px; }
.auth-card { width: 100%; max-width: 420px; background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 34px; box-shadow: var(--shadow); }
.auth-card h1 { margin: 0 0 6px; font-size: 23px; }
.auth-card .sub { color: var(--text-3); font-size: 13.5px; margin-bottom: 22px; }
.field { margin-bottom: 15px; }
.field label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 7px; }
.field input { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg); color: var(--text); font-size: 14px; outline: none; transition: .16s; }
.field input:focus { border-color: var(--primary); background: var(--card); box-shadow: 0 0 0 4px var(--primary-soft); }
.form-error { background: rgba(226, 59, 90, .08); border: 1px solid rgba(226, 59, 90, .25); color: var(--danger); padding: 11px 14px; border-radius: 12px; font-size: 13px; margin-bottom: 16px; }
.form-tip { text-align: center; font-size: 13px; color: var(--text-3); margin-top: 18px; }
.form-tip a { color: var(--primary); font-weight: 600; }

/* ---------- 账户 ---------- */
.account-head { display: flex; gap: 18px; align-items: center; margin: 26px 0 20px; background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 24px; box-shadow: var(--shadow); }
.account-avatar { width: 64px; height: 64px; border-radius: 50%; background: linear-gradient(140deg, var(--primary), var(--primary-2)); color: #fff; display: grid; place-items: center; font-size: 26px; font-weight: 700; }
.account-name { font-size: 20px; font-weight: 700; }
.account-balance { display: flex; gap: 26px; margin-top: 6px; font-size: 13px; color: var(--text-3); flex-wrap: wrap; }
.account-balance b { color: var(--primary); font-size: 16px; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tab { padding: 9px 16px; border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-size: 13px; color: var(--text-2); }
.tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }

.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th { text-align: left; font-weight: 600; color: var(--text-3); font-size: 12px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.table td { padding: 12px; border-bottom: 1px solid var(--line); color: var(--text-2); }
.table tr:last-child td { border-bottom: 0; }
.table .app-cell { display: flex; align-items: center; gap: 10px; }
.table .app-cell img { width: 34px; height: 34px; border-radius: 9px; }

/* ---------- 提示 ---------- */
.toast-stack { position: fixed; top: 78px; right: 20px; z-index: 100; display: flex; flex-direction: column; gap: 10px; }
.toast {
    min-width: 220px; max-width: 360px; padding: 13px 16px; border-radius: 13px; font-size: 13.5px;
    background: var(--card); border: 1px solid var(--line); box-shadow: 0 16px 40px rgba(30, 20, 70, .16);
    animation: toast-in .25s ease;
}
.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------- 页脚 ---------- */
.footer { margin: 56px 0 34px; text-align: center; color: var(--text-3); font-size: 12.5px; line-height: 2; position: relative; z-index: 1; }
.footer a { color: var(--text-2); }

/* ---------- 响应式 ---------- */
@media (max-width: 720px) {
    .container { width: min(100% - 28px, 1120px); }
    .nav { display: none; }
    .hero { padding: 28px 22px; border-radius: 22px; }
    .hero h1 { font-size: 24px; }
    .hero-stats { gap: 22px; }
    .hero-stat b { font-size: 21px; }
    .detail-hero { flex-direction: column; padding: 22px; gap: 18px; }
    .detail-icon { width: 84px; height: 84px; border-radius: 20px; }
    .detail-title { font-size: 21px; }
    .meta-table { grid-template-columns: repeat(2, 1fr); }
    .search-box { min-width: 0; width: 100%; }
    .toolbar { flex-direction: column; align-items: stretch; }
    .app-grid { grid-template-columns: 1fr; }
    .account-head { flex-direction: column; text-align: center; }
    .screenshots img { height: 240px; }
    .topbar-right .btn { padding: 8px 12px; }
}