/* ShunXun 门户主页样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --line: #e6e8eb;
  --text: #2b2f36;
  --muted: #8a919c;
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --danger: #ef4444;
  --radius: 14px;
}
body {
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
#app {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.hidden { display: none !important; }

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.topbar h1 { font-size: 20px; font-weight: 700; }
.topbar .sub { font-size: 12px; color: var(--muted); margin-left: 8px; font-weight: 400; }
.user-box { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--muted); }
.user-box .uname { font-weight: 600; color: var(--text); }
.btn {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.block { width: 100%; padding: 11px; font-size: 16px; }

.container {
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
  padding: 32px 16px;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.auth-tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.auth-tab {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 10px;
  font-size: 15px;
  cursor: pointer;
  color: var(--muted);
}
.auth-tab.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }

.field { display: block; margin-bottom: 16px; }
.field span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.field input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 16px;
  outline: none;
  transition: border-color .15s;
}
.field input:focus { border-color: var(--primary); }

.hint { text-align: center; color: var(--muted); font-size: 13px; margin-top: 16px; }

/* ---------- 落地页 ---------- */
.landing { display: flex; justify-content: center; width: 100%; }
.landing-hero {
  text-align: center;
  padding: 0 20px;
  max-width: 520px;
  margin-top: -40px; /* 垂直居中后再上移一点点 */
}
.landing-logo {
  font-size: 56px; font-weight: 800; letter-spacing: 6px;
  color: var(--primary);
}
.landing-logo::after {
  content: "";
  display: block;
  width: 48px; height: 4px; margin: 18px auto 0;
  border-radius: 2px; background: var(--primary); opacity: .35;
}
.landing-welcome { margin-top: 28px; font-size: 22px; font-weight: 600; color: var(--text); }
.landing-sub { margin-top: 12px; font-size: 15px; color: var(--muted); }
.btn.lg { margin-top: 32px; padding: 12px 40px; font-size: 16px; border-radius: 30px; font-weight: 600; }

.portal-title {
  text-align: center;
  font-size: 20px; font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.apps { display: grid; gap: 16px; margin-top: 20px; }
.app-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  transition: transform .12s, box-shadow .12s;
}
.app-card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.06); }
.app-logo {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 700; color: #fff; flex: none;
}
.app-logo.sys { background: linear-gradient(135deg, #3b82f6, #6366f1); }
.app-logo.tf { background: linear-gradient(135deg, #10b981, #14b8a6); }
.app-info { flex: 1; }
.app-name { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.app-desc { font-size: 13px; color: var(--muted); }
.app-go { color: var(--primary); font-size: 14px; }

.toast {
  position: fixed; left: 50%; bottom: 40px;
  transform: translateX(-50%);
  background: rgba(43,47,54,.92);
  color: #fff;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  z-index: 99;
}
.toast.error { background: rgba(239,68,68,.92); }

/* ICP 备案号（底部略靠上） */
.site-footer {
  text-align: center;
  padding: 0 12px 20px;
}
.site-footer a {
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
}
.site-footer a:hover { color: var(--primary); }