/* DanceCam 账号系统页面（登录 / 个人中心）——与落地页同风格 */
:root {
  --bg: #06060f;
  --bg-2: #0b0b1a;
  --panel: rgba(255,255,255,.04);
  --panel-hover: rgba(255,255,255,.07);
  --line: rgba(255,255,255,.09);
  --line-strong: rgba(255,255,255,.16);
  --fg: #f4f4f8;
  --muted: #9a9ab0;
  --violet: #7c5cff;
  --violet-deep: #5f3df0;
  --cyan: #38bdf8;
  --grad: linear-gradient(100deg, #7c5cff, #38bdf8);
  --danger: #f87171;
  --ok: #4ade80;
  --radius: 16px;
  --radius-sm: 10px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh; display: flex; flex-direction: column; align-items: center;
  background-image: radial-gradient(900px 480px at 50% -10%, rgba(124,92,255,.16), transparent 62%);
  padding: 40px 20px 60px;
}
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 18px; margin-bottom: 26px; }
.brand .logo-mark {
  width: 36px; height: 36px; border-radius: 11px; overflow: hidden; display: block;
  box-shadow: 0 8px 24px rgba(124,92,255,.35);
}
.brand .logo-mark img { width: 100%; height: 100%; display: block; object-fit: cover; }

.card {
  width: 100%; max-width: 420px; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px; backdrop-filter: blur(12px);
}
.card.wide { max-width: 560px; }
.card h1 { font-size: 22px; margin-bottom: 6px; letter-spacing: -.3px; }
.card .sub { color: var(--muted); font-size: 13px; margin-bottom: 22px; }

label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
input[type="text"], input[type="tel"], input[type="password"], input[type="email"] {
  width: 100%; padding: 11px 13px; border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong); background: rgba(255,255,255,.04);
  color: var(--fg); font-size: 15px; outline: none; transition: border-color .2s;
}
input:focus { border-color: var(--cyan); }
input::placeholder { color: #6b6b82; }

.row { display: flex; gap: 10px; align-items: flex-start; }
.row input { flex: 1; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: var(--radius-sm); border: none; cursor: pointer;
  font-size: 15px; font-weight: 600; transition: transform .15s, box-shadow .2s, background .2s;
}
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: linear-gradient(100deg, #7c5cff, #5f3df0); color: #fff; }
.btn-primary:hover:not(:disabled) { box-shadow: 0 8px 24px rgba(124,92,255,.4); transform: translateY(-1px); }
.btn-ghost { border: 1px solid var(--line-strong); color: var(--fg); background: rgba(255,255,255,.04); }
.btn-ghost:hover:not(:disabled) { border-color: rgba(255,255,255,.4); background: rgba(255,255,255,.08); }
.btn-code { white-space: nowrap; padding: 11px 14px; font-size: 13px; }
.btn-block { width: 100%; margin-top: 20px; }
.btn-sm { padding: 7px 14px; font-size: 13px; }

.hint { font-size: 12px; color: var(--muted); margin-top: 8px; }
.msg { font-size: 13px; min-height: 20px; margin-top: 12px; }
.msg.err { color: var(--danger); }
.msg.ok { color: var(--ok); }

.divider { display: flex; align-items: center; gap: 12px; margin: 22px 0 6px; color: var(--muted); font-size: 12px; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.oauth-row { display: flex; gap: 12px; margin-top: 12px; }
.oauth-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px; border-radius: var(--radius-sm); border: 1px solid var(--line-strong);
  background: rgba(255,255,255,.03); color: var(--fg); cursor: pointer; font-size: 14px;
  transition: border-color .2s, background .2s;
}
.oauth-btn:hover:not(:disabled) { border-color: rgba(167,139,250,.45); background: rgba(255,255,255,.07); }
.oauth-btn:disabled { opacity: .5; cursor: not-allowed; }
.oauth-btn .ic { width: 20px; height: 20px; }

.switch-line { text-align: center; font-size: 13px; color: var(--muted); margin-top: 18px; }
.switch-line a { color: var(--violet); font-weight: 600; }

/* 个人中心 */
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 6px; }
.info-item { background: rgba(255,255,255,.03); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px; }
.info-item .k { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.info-item .v { font-size: 15px; font-weight: 600; word-break: break-all; }
.info-item .v .badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; margin-top: 4px; }
.badge-free { color: var(--muted); border: 1px solid var(--line-strong); }
.badge-monthly { color: var(--cyan); border: 1px solid rgba(56,189,248,.4); background: rgba(56,189,248,.08); }
.badge-lifetime { color: #fbbf24; border: 1px solid rgba(251,191,36,.4); background: rgba(251,191,36,.08); }
.badge-founder { color: #a78bfa; border: 1px solid rgba(167,139,250,.4); background: rgba(167,139,250,.08); }
.uid-line { display: flex; align-items: center; gap: 10px; }
.uid-line .copy-btn { padding: 4px 10px; font-size: 12px; border-radius: 8px; border: 1px solid var(--line-strong); background: transparent; color: var(--muted); cursor: pointer; }
.uid-line .copy-btn:hover { color: var(--fg); border-color: rgba(255,255,255,.4); }

.section-title { font-size: 13px; color: var(--muted); margin: 24px 0 4px; letter-spacing: .4px; }
.section-title::before { content: ""; display: inline-block; width: 16px; height: 1px; vertical-align: middle; margin-right: 8px; background: var(--grad); }
.nav-top { display: flex; justify-content: space-between; align-items: center; width: 100%; max-width: 560px; margin-bottom: 16px; font-size: 13px; color: var(--muted); }
.foot { margin-top: 26px; font-size: 12px; color: var(--muted); text-align: center; }