:root {
  color-scheme: dark;
  --bg: #0b0f17;
  --panel: #131a26;
  --panel-2: #161f2d;
  --input: #0c1320;
  --border: #1f2937;
  --border-soft: rgba(148, 163, 184, 0.12);
  --text: #e7edf7;
  --muted: #93a3b8;
  --muted-2: #67778d;
  --accent: #6366f1;
  --accent-2: #818cf8;
  --accent-soft: rgba(99, 102, 241, 0.14);
  --green: #22c55e;
  --green-soft: rgba(34, 197, 94, 0.12);
  --red: #ef4444;
  --red-soft: rgba(239, 68, 68, 0.12);
  --yellow: #eab308;
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

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

body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(99, 102, 241, 0.18), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(56, 189, 248, 0.1), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }

/* ---------------------------------------------------------------- 顶部 */

.site-head {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(11, 15, 23, 0.78);
  border-bottom: 1px solid var(--border-soft);
}
.site-head-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 62px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.2px; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 9px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, #818cf8, #6366f1);
  color: #fff; font-weight: 800; font-size: 15px;
  box-shadow: 0 8px 22px -10px rgba(99, 102, 241, 0.9);
}
.brand-sub { color: var(--muted-2); font-size: 11px; font-family: var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.head-spacer { flex: 1; }
.balance-pill {
  display: inline-flex; align-items: baseline; gap: 6px;
  padding: 7px 13px; border-radius: 999px;
  background: var(--green-soft); border: 1px solid rgba(34, 197, 94, 0.3);
  color: #86efac; font-family: var(--mono); font-size: 13px;
}

/* ---------------------------------------------------------------- 通用 */

.btn {
  appearance: none; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text);
  padding: 9px 16px; border-radius: 10px; font-size: 14px;
  font-family: inherit; cursor: pointer; transition: 0.16s ease;
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
}
.btn:hover:not(:disabled) { border-color: #334155; background: #1b2534; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(160deg, #6d70f3, #5457e0);
  border-color: transparent; color: #fff; font-weight: 600;
  box-shadow: 0 12px 30px -14px rgba(99, 102, 241, 0.95);
}
.btn-primary:hover:not(:disabled) { background: linear-gradient(160deg, #7c7ff6, #5b5ee6); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 6px 11px; font-size: 13px; border-radius: 8px; }
.btn-block { width: 100%; }

.card {
  background: linear-gradient(180deg, rgba(22, 31, 45, 0.9), rgba(19, 26, 38, 0.9));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card-title { margin: 0 0 4px; font-size: 15px; font-weight: 650; }
.card-sub { margin: 0 0 16px; color: var(--muted); font-size: 13px; }

.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--muted); }
.input {
  width: 100%; padding: 11px 13px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--input);
  color: var(--text); font-size: 14px; font-family: inherit; outline: none;
}
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.hint { color: var(--muted-2); font-size: 12px; margin-top: 6px; }

/* ---------------------------------------------------------------- 首页 */

.hero { padding: 64px 0 40px; text-align: center; }
.hero h1 { font-size: clamp(28px, 5vw, 44px); line-height: 1.2; margin: 0 0 14px; letter-spacing: -0.5px; }
.hero p { color: var(--muted); margin: 0 auto; max-width: 620px; font-size: 15.5px; }
.tag-row { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 22px; }
.tag {
  padding: 6px 12px; border-radius: 999px; font-size: 12.5px;
  background: var(--accent-soft); border: 1px solid rgba(99, 102, 241, 0.28); color: #c7cbfa;
}

.auth-grid { display: grid; grid-template-columns: 1fr; gap: 18px; max-width: 420px; margin: 0 auto 70px; }
.tabs { display: flex; gap: 6px; background: var(--input); padding: 5px; border-radius: 11px; border: 1px solid var(--border); margin-bottom: 18px; }
.tabs button {
  flex: 1; padding: 8px 10px; border-radius: 8px; border: 0; background: transparent;
  color: var(--muted); font-family: inherit; font-size: 14px; cursor: pointer;
}
.tabs button.active { background: var(--panel-2); color: var(--text); box-shadow: 0 2px 10px -4px #000; }

.err {
  display: none; padding: 10px 12px; border-radius: 10px; font-size: 13px;
  background: var(--red-soft); border: 1px solid rgba(239, 68, 68, 0.3); color: #fca5a5;
  margin-bottom: 14px;
}
.err.show { display: block; }

/* ---------------------------------------------------------------- 面板 */

.panel { padding: 34px 0 70px; }
.panel-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.panel-head h1 { margin: 0; font-size: 26px; letter-spacing: -0.3px; }
.panel-head .email { color: var(--muted); font-size: 13px; font-family: var(--mono); }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(12, 1fr); }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.stat { font-family: var(--mono); font-size: 34px; font-weight: 700; letter-spacing: -1px; line-height: 1.1; }
.stat small { font-size: 13px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.stat-foot { margin-top: 8px; color: var(--muted); font-size: 12.5px; }

.action-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

.key-box {
  display: flex; align-items: center; gap: 10px;
  background: var(--input); border: 1px solid var(--border); border-radius: 10px;
  padding: 11px 13px; font-family: var(--mono); font-size: 13px; color: var(--muted);
  word-break: break-all;
}
.key-box strong { color: var(--text); }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--border-soft); }
th { color: var(--muted-2); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
tr:last-child td { border-bottom: 0; }
td.mono, .mono { font-family: var(--mono); }
.right { text-align: right; }

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11.5px; font-family: var(--mono);
  background: var(--green-soft); color: #86efac; border: 1px solid rgba(34, 197, 94, 0.25);
}
.badge.warn { background: rgba(234, 179, 8, 0.12); color: #fde047; border-color: rgba(234, 179, 8, 0.3); }

.empty { padding: 26px 0; text-align: center; color: var(--muted-2); font-size: 13px; }

/* ---------------------------------------------------------------- 弹层 */

.toast-root { position: fixed; top: 18px; right: 18px; z-index: 60; display: flex; flex-direction: column; gap: 8px; }
.toast {
  padding: 10px 14px; border-radius: 10px; font-size: 13.5px;
  background: #17202e; border: 1px solid var(--border); color: var(--text);
  box-shadow: 0 18px 40px -22px #000; animation: slideIn 0.18s ease;
}
.toast.ok { border-color: rgba(34, 197, 94, 0.45); }
.toast.err { border-color: rgba(239, 68, 68, 0.45); }
@keyframes slideIn { from { transform: translateY(-6px); opacity: 0; } to { transform: none; opacity: 1; } }

.modal-mask {
  position: fixed; inset: 0; background: rgba(4, 7, 12, 0.75);
  display: grid; place-items: center; padding: 20px; z-index: 50;
}
.modal {
  width: min(520px, 100%); background: var(--panel); border: 1px solid var(--border);
  border-radius: 16px; padding: 22px; box-shadow: 0 40px 80px -40px #000;
}
.modal h3 { margin: 0 0 10px; font-size: 17px; }
.modal p { color: var(--muted); font-size: 13.5px; margin: 0 0 14px; }

.foot { border-top: 1px solid var(--border-soft); padding: 22px 0 40px; color: var(--muted-2); font-size: 12.5px; text-align: center; }

@media (max-width: 860px) {
  .col-4, .col-6, .col-8 { grid-column: span 12; }
  .hero { padding: 40px 0 28px; }
}