/* ==========================================================================
   Open Office Agent (OOA) 社区官网 · 驾驶舱霓虹深色主题
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  /* 色板 */
  --bg-deep: #060a14;            /* 页面最深背景 */
  --bg: #0a0f1d;                 /* 页面背景 */
  --bg-panel: #0d1424;           /* 面板/区块背景 */
  --bg-card: #101a2e;            /* 卡片背景 */
  --bg-card-hover: #131f38;
  --border: rgba(0, 229, 255, 0.14);
  --border-strong: rgba(0, 229, 255, 0.35);
  --cyan: #00e5ff;               /* 主色·青 */
  --purple: #a855f7;             /* 辅色·紫 */
  --pink: #ff4d8d;               /* 强调·粉 */
  --green: #34d399;              /* 成功 */
  --amber: #fbbf24;              /* 警告 */
  --text: #e6edf7;               /* 主文本 */
  --text-dim: #93a5c4;           /* 次级文本 */
  --text-faint: #5d6f8e;         /* 弱文本 */
  --grad: linear-gradient(135deg, #00e5ff 0%, #a855f7 100%);
  --grad-soft: linear-gradient(135deg, rgba(0,229,255,.14), rgba(168,85,247,.14));

  /* 布局 */
  --maxw: 1180px;
  --radius: 14px;
  --radius-sm: 9px;
  --nav-h: 64px;

  /* 字体 */
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, "Courier New", monospace;
}

/* ---------- 基础 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* 霓虹网格背景 */
body::before {
  content: "";
  position: fixed; inset: 0;
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(168, 85, 247, 0.10), transparent 60%),
    radial-gradient(900px 480px at -10% 20%, rgba(0, 229, 255, 0.08), transparent 60%),
    linear-gradient(rgba(0,229,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.025) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 42px 42px, 42px 42px;
  pointer-events: none;
  z-index: 0;
}
a { color: var(--cyan); text-decoration: none; transition: color .18s; }
a:hover { color: #5ef0ff; }
img { max-width: 100%; }
::selection { background: rgba(0, 229, 255, .28); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #1d2b4a; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #29406e; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; position: relative; z-index: 1; }
.section { padding: 76px 0 20px; }
.section-tight { padding: 48px 0 12px; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  background: rgba(7, 12, 22, .82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { max-width: var(--maxw); margin: 0 auto; height: 100%; padding: 0 22px; display: flex; align-items: center; gap: 26px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); font-size: 17px; letter-spacing: .4px; }
.brand:hover { color: var(--text); }
.brand img { width: 30px; height: 30px; border-radius: 8px; box-shadow: 0 0 14px rgba(0,229,255,.35); }
.brand .brand-name { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-links a {
  color: var(--text-dim); padding: 8px 13px; border-radius: 8px; font-size: 14px;
}
.nav-links a:hover { color: var(--text); background: rgba(0,229,255,.07); }
.nav-links a.active { color: var(--cyan); background: rgba(0,229,255,.1); box-shadow: inset 0 0 0 1px var(--border); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-burger { display: none; background: none; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 6px 10px; font-size: 16px; cursor: pointer; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 11px 22px; border-radius: 10px; border: 1px solid transparent;
  font-size: 14.5px; font-weight: 600; cursor: pointer; transition: all .2s;
  font-family: var(--font); white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #04121a; box-shadow: 0 6px 22px rgba(0,229,255,.28); }
.btn-primary:hover { filter: brightness(1.12); color: #04121a; transform: translateY(-1px); box-shadow: 0 10px 30px rgba(168,85,247,.35); }
.btn-ghost { background: rgba(0,229,255,.05); border-color: var(--border-strong); color: var(--cyan); }
.btn-ghost:hover { background: rgba(0,229,255,.12); color: #5ef0ff; }
.btn-ghost-lg, .btn-primary-lg { padding: 14px 30px; font-size: 15.5px; border-radius: 12px; }
.btn-sm { padding: 6px 13px; font-size: 13px; border-radius: 8px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Hero ---------- */
.hero { padding: 96px 0 70px; text-align: center; position: relative; }
.hero .badge-line { display: inline-flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: center; margin-bottom: 22px; }
.hero h1 {
  font-size: clamp(34px, 5.6vw, 60px); line-height: 1.15; font-weight: 800; letter-spacing: .5px;
  background: linear-gradient(180deg, #ffffff 30%, #9fd8ff 70%, var(--cyan));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 18px;
}
.hero .sub { font-size: clamp(15px, 2vw, 18px); color: var(--text-dim); max-width: 760px; margin: 0 auto 12px; }
.hero .cn { font-size: 15px; color: var(--text-faint); letter-spacing: 2px; margin-bottom: 26px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 34px; }
.hero-meta { display: flex; gap: 8px 26px; justify-content: center; flex-wrap: wrap; color: var(--text-faint); font-size: 13px; }
.hero-meta b { color: var(--text-dim); font-weight: 600; }

/* 霓虹光晕装饰 */
.hero::after {
  content: ""; position: absolute; left: 50%; top: 30px; transform: translateX(-50%);
  width: 620px; height: 300px; background: radial-gradient(closest-side, rgba(0,229,255,.16), rgba(168,85,247,.1), transparent);
  filter: blur(30px); pointer-events: none; z-index: -1;
}

/* ---------- 区块标题 ---------- */
.sec-head { text-align: center; margin-bottom: 40px; }
.sec-head .kicker {
  display: inline-block; font-size: 12.5px; letter-spacing: 3px; color: var(--cyan);
  border: 1px solid var(--border); padding: 4px 14px; border-radius: 999px; margin-bottom: 14px;
  background: rgba(0,229,255,.05);
}
.sec-head h2 { font-size: clamp(24px, 3.4vw, 34px); font-weight: 800; margin-bottom: 10px; }
.sec-head p { color: var(--text-dim); max-width: 640px; margin: 0 auto; }
.sec-head.left { text-align: left; }
.sec-head.left p { margin: 0; }

/* ---------- 卡片网格 ---------- */
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: linear-gradient(160deg, var(--bg-card), var(--bg-panel));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; transition: all .22s; position: relative; overflow: hidden;
}
.card:hover { border-color: var(--border-strong); transform: translateY(-3px); box-shadow: 0 12px 34px rgba(0,229,255,.09), 0 0 0 1px rgba(0,229,255,.06); }
.card .ico {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 22px;
  background: var(--grad-soft); border: 1px solid var(--border); margin-bottom: 14px;
}
.card h3 { font-size: 16.5px; margin-bottom: 8px; }
.card p { color: var(--text-dim); font-size: 13.5px; }

/* ---------- 徽章 / 标签 ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; padding: 2.5px 9px;
  border-radius: 999px; border: 1px solid var(--border); color: var(--text-dim); background: rgba(255,255,255,.02);
}
.tag-cyan { color: var(--cyan); border-color: rgba(0,229,255,.35); background: rgba(0,229,255,.08); }
.tag-purple { color: var(--purple); border-color: rgba(168,85,247,.4); background: rgba(168,85,247,.08); }
.tag-green { color: var(--green); border-color: rgba(52,211,153,.35); background: rgba(52,211,153,.08); }
.tag-amber { color: var(--amber); border-color: rgba(251,191,36,.35); background: rgba(251,191,36,.08); }
.tag-pink { color: var(--pink); border-color: rgba(255,77,141,.4); background: rgba(255,77,141,.08); }

.badge {
  display: inline-block; padding: 3px 10px; border-radius: 6px; font-size: 12px; font-weight: 600;
}
.badge-free { background: rgba(147,165,196,.15); color: var(--text-dim); }
.badge-basic { background: rgba(0,229,255,.12); color: var(--cyan); }
.badge-pro { background: rgba(168,85,247,.16); color: #c084fc; }
.badge-enterprise { background: linear-gradient(135deg, rgba(255,77,141,.2), rgba(168,85,247,.2)); color: var(--pink); }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; background: var(--bg-panel); }
th, td { padding: 12px 16px; text-align: left; border-bottom: 1px solid rgba(0,229,255,.08); }
th { color: var(--text-dim); font-weight: 600; font-size: 12.5px; letter-spacing: 1px; background: rgba(0,229,255,.04); }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(0,229,255,.03); }

/* ---------- 表单 ---------- */
.input, .select, .textarea {
  width: 100%; padding: 11px 14px; border-radius: 10px; font-size: 14px;
  background: rgba(7, 12, 22, .7); color: var(--text);
  border: 1px solid var(--border); font-family: var(--font); transition: border-color .18s, box-shadow .18s;
  outline: none;
}
.input:focus, .select:focus, .textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,229,255,.12); }
.input::placeholder { color: var(--text-faint); }
label.field { display: block; margin-bottom: 6px; font-size: 13px; color: var(--text-dim); }
.form-group { margin-bottom: 16px; }

/* ---------- 下载卡 / 版本 ---------- */
.release-card { display: flex; gap: 20px; align-items: flex-start; }
.release-main { flex: 1; min-width: 0; }
.release-ver { font-family: var(--mono); font-size: 19px; font-weight: 700; color: var(--cyan); }
.release-date { color: var(--text-faint); font-size: 12.5px; }
.release-desc { color: var(--text-dim); font-size: 13.5px; margin: 8px 0 12px; }
.release-assets { display: flex; flex-direction: column; gap: 8px; min-width: 300px; }
.asset-row {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px;
  border: 1px solid var(--border); border-radius: 10px; background: rgba(0,229,255,.03);
}
.asset-row .fname { font-family: var(--mono); font-size: 12.5px; color: var(--text); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.asset-row .fsize { color: var(--text-faint); font-size: 12px; }
.sha { font-family: var(--mono); font-size: 11.5px; color: var(--text-faint); word-break: break-all; background: rgba(0,0,0,.35); padding: 6px 10px; border-radius: 8px; margin-top: 8px; display: flex; gap: 8px; align-items: center; }
.sha button { background: none; border: none; color: var(--cyan); cursor: pointer; font-size: 12px; flex-shrink: 0; }

/* ---------- 插件市场 ---------- */
.market-toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 22px; }
.market-search { flex: 1; min-width: 240px; position: relative; }
.filter-group { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn {
  padding: 7px 15px; border-radius: 999px; border: 1px solid var(--border); background: transparent;
  color: var(--text-dim); font-size: 13px; cursor: pointer; transition: all .18s; font-family: var(--font);
}
.filter-btn:hover { color: var(--text); border-color: var(--border-strong); }
.filter-btn.active { background: var(--grad); color: #04121a; border-color: transparent; font-weight: 600; }

.plugin-card { display: flex; flex-direction: column; }
.plugin-card .p-head { display: flex; gap: 12px; align-items: center; margin-bottom: 10px; }
.plugin-card .p-icon {
  width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; font-size: 20px;
  background: var(--grad-soft); border: 1px solid var(--border); flex-shrink: 0;
}
.plugin-card .p-name { font-weight: 700; font-size: 15px; }
.plugin-card .p-ver { font-family: var(--mono); font-size: 11px; color: var(--text-faint); }
.plugin-card .p-desc { color: var(--text-dim); font-size: 13px; flex: 1; }
.plugin-card .p-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; padding-top: 12px; border-top: 1px solid rgba(0,229,255,.07); }
.plugin-card .p-stats { display: flex; gap: 12px; color: var(--text-faint); font-size: 12px; }

/* ---------- 套餐（会员） ---------- */
.plan { display: flex; flex-direction: column; position: relative; }
.plan .p-price { font-size: 34px; font-weight: 800; margin: 10px 0 4px; }
.plan .p-price small { font-size: 14px; color: var(--text-faint); font-weight: 400; }
.plan ul { list-style: none; margin: 16px 0 20px; display: grid; gap: 9px; }
.plan li { font-size: 13.5px; color: var(--text-dim); display: flex; gap: 8px; align-items: flex-start; }
.plan li::before { content: "◆"; color: var(--cyan); font-size: 10px; margin-top: 4px; }
.plan.featured { border-color: var(--cyan); box-shadow: 0 0 30px rgba(0,229,255,.14), 0 0 0 1px rgba(0,229,255,.3); }
.plan .ribbon {
  position: absolute; top: -12px; right: 18px; background: var(--grad); color: #04121a;
  font-size: 11.5px; font-weight: 700; padding: 4px 12px; border-radius: 999px;
}

/* ---------- 状态面板（会员管理） ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 22px; }
.stat-box { padding: 18px; }
.stat-box .v { font-size: 24px; font-weight: 800; color: var(--cyan); }
.stat-box .l { color: var(--text-faint); font-size: 12.5px; margin-top: 2px; }
.order-status { font-size: 12px; padding: 3px 9px; border-radius: 6px; }
.order-status.ok { background: rgba(52,211,153,.12); color: var(--green); }
.order-status.wait { background: rgba(251,191,36,.12); color: var(--amber); }
.order-status.fail { background: rgba(255,77,141,.12); color: var(--pink); }

/* ---------- 提示条 / toast ---------- */
.notice {
  display: flex; gap: 10px; align-items: flex-start; padding: 13px 16px; border-radius: 11px;
  border: 1px solid var(--border); background: var(--grad-soft); color: var(--text-dim); font-size: 13.5px; margin-bottom: 18px;
}
.notice.warn { border-color: rgba(251,191,36,.4); background: rgba(251,191,36,.07); }
.notice.err { border-color: rgba(255,77,141,.4); background: rgba(255,77,141,.07); }
.notice.ok { border-color: rgba(52,211,153,.4); background: rgba(52,211,153,.07); }

#toast {
  position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(20px);
  background: var(--bg-panel); border: 1px solid var(--border-strong); color: var(--text);
  padding: 11px 22px; border-radius: 10px; font-size: 13.5px; opacity: 0; pointer-events: none;
  transition: all .25s; z-index: 999; box-shadow: 0 10px 40px rgba(0,0,0,.5);
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 空状态 / loading ---------- */
.empty { text-align: center; color: var(--text-faint); padding: 60px 0; font-size: 14px; }
.skeleton {
  border-radius: var(--radius); background: linear-gradient(100deg, var(--bg-panel) 40%, var(--bg-card) 50%, var(--bg-panel) 60%);
  background-size: 200% 100%; animation: shimmer 1.4s infinite; min-height: 150px;
}
@keyframes shimmer { to { background-position: -200% 0; } }
.spinner {
  width: 34px; height: 34px; margin: 40px auto; border-radius: 50%;
  border: 3px solid rgba(0,229,255,.15); border-top-color: var(--cyan);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 页脚 ---------- */
.footer {
  margin-top: 90px; border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(7,12,22,.6), var(--bg-deep));
  padding: 54px 0 30px; position: relative; z-index: 1;
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 34px; margin-bottom: 38px; }
.footer h4 { font-size: 14px; margin-bottom: 14px; letter-spacing: .5px; }
.footer ul { list-style: none; display: grid; gap: 9px; }
.footer ul a { color: var(--text-dim); font-size: 13.5px; }
.footer ul a:hover { color: var(--cyan); }
.footer .about { color: var(--text-faint); font-size: 13px; max-width: 300px; margin-top: 12px; }
.footer .about img { width: 34px; border-radius: 8px; margin-bottom: 10px; box-shadow: 0 0 14px rgba(0,229,255,.3); }
.footer-bottom {
  border-top: 1px solid rgba(0,229,255,.07); padding-top: 20px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  color: var(--text-faint); font-size: 12.5px;
}

/* ---------- 页面头 ---------- */
.page-head { padding: 66px 0 30px; text-align: center; }
.page-head h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; margin-bottom: 10px; }
.page-head p { color: var(--text-dim); max-width: 640px; margin: 0 auto; }

/* ---------- 工具类 ---------- */
.mono { font-family: var(--mono); }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; } .mt-40 { margin-top: 40px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.flex { display: flex; } .between { justify-content: space-between; } .center { align-items: center; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; }
.text-dim { color: var(--text-dim); } .text-faint { color: var(--text-faint); }
.text-cyan { color: var(--cyan); } .text-purple { color: var(--purple); }
.text-center { text-align: center; }
.hide { display: none !important; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links {
    display: none; position: absolute; top: var(--nav-h); left: 0; right: 0;
    background: rgba(7,12,22,.97); border-bottom: 1px solid var(--border);
    flex-direction: column; padding: 12px 20px 18px; gap: 2px;
  }
  .nav-links.open { display: flex; }
  .nav-burger { display: block; }
  .release-card { flex-direction: column; }
  .release-assets { min-width: 0; width: 100%; }
}
@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero { padding: 70px 0 50px; }
  .nav-cta .btn-ghost { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
}