:root {
  --bg: #f2f5f9;
  --card: #ffffff;
  --primary: #2f6bff;
  --primary-dark: #2257d6;
  --text: #1f2937;
  --muted: #8a94a6;
  --border: #e5e9f0;
  --danger: #d93025;
  --success: #18864b;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.hidden { display: none !important; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(31, 41, 55, 0.06);
  padding: 28px;
}

.logo { font-size: 44px; line-height: 1; }

/* ---------- 查询页 ---------- */
.query-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.query-card {
  width: 100%;
  max-width: 440px;
  text-align: center;
}

.query-card h1 { margin: 14px 0 4px; font-size: 24px; }
.sub { color: var(--muted); margin: 0 0 22px; font-size: 14px; }
.foot { color: var(--muted); font-size: 13px; margin-top: 18px; }

#queryForm { display: flex; gap: 10px; }
#queryForm input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  font-size: 16px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.15s;
}
#queryForm input:focus { border-color: var(--primary); }

button {
  padding: 12px 18px;
  font-size: 15px;
  font-family: inherit;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}
button:hover:not(:disabled) { background: var(--primary-dark); }
button:disabled { opacity: 0.6; cursor: not-allowed; }
button.ghost {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
button.ghost:hover:not(:disabled) { background: rgba(47, 107, 255, 0.08); }

.result {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 15px;
}
.result.success { background: #e8f7ef; color: var(--success); }
.result.error { background: #fdecea; color: var(--danger); }

/* ---------- 后台 ---------- */
.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card { width: 100%; max-width: 360px; text-align: center; }
.login-card h1 { margin: 14px 0 20px; font-size: 22px; }
.login-card form { display: flex; flex-direction: column; gap: 12px; }
.login-card input {
  padding: 12px 14px;
  font-size: 15px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  outline: none;
}
.login-card input:focus { border-color: var(--primary); }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.brand { font-size: 17px; font-weight: 600; }
.topbar button { padding: 8px 14px; }

.tabs {
  display: flex;
  gap: 6px;
  padding: 14px 24px 0;
  max-width: 980px;
  margin: 0 auto;
}
.tab {
  background: transparent;
  color: var(--muted);
  border-radius: 10px 10px 0 0;
  border-bottom: 2px solid transparent;
}
.tab:hover { background: rgba(47, 107, 255, 0.06); color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

.panel {
  max-width: 980px;
  margin: 0 auto;
  padding: 18px 24px 40px;
}
.tabpage { display: none; }
.tabpage.active { display: block; }

h2 { font-size: 16px; margin: 0 0 12px; }
.card > h2 { margin-top: 24px; }
.card > h2:first-child { margin-top: 0; }

.form-row { display: flex; gap: 10px; flex-wrap: wrap; }
.form-row input, .toolbar input, .toolbar select {
  flex: 1;
  min-width: 180px;
  padding: 10px 12px;
  font-size: 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  outline: none;
  background: #fff;
}
.form-row input:focus, .toolbar input:focus { border-color: var(--primary); }

textarea {
  width: 100%;
  padding: 12px;
  font-size: 14px;
  font-family: Consolas, "Courier New", monospace;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  outline: none;
  resize: vertical;
  margin-bottom: 12px;
}
textarea:focus { border-color: var(--primary); }

.tip { color: var(--muted); font-size: 13px; margin: 10px 0 0; }

.toolbar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar input { flex: 0 1 260px; }
.toolbar select { flex: 0 1 140px; min-width: 0; }
.toolbar .tip { align-self: center; margin: 0; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 500; font-size: 13px; white-space: nowrap; }
td { vertical-align: middle; }
.code-cell { font-family: Consolas, "Courier New", monospace; font-weight: 600; white-space: nowrap; }
.url-cell { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.muted { color: var(--muted); }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  white-space: nowrap;
}
.badge.used { background: #fdecea; color: var(--danger); }
.badge.unused { background: #e8f7ef; color: var(--success); }

.ops { white-space: nowrap; }
button.link {
  background: none;
  border: none;
  color: var(--primary);
  padding: 4px 8px;
  font-size: 13px;
}
button.link.danger { color: var(--danger); }
button.link:hover:not(:disabled) { text-decoration: underline; background: none; }

@media (max-width: 560px) {
  .panel { padding: 14px 12px 32px; }
  .tabs { padding: 12px 12px 0; }
  #queryForm { flex-direction: column; }
  .topbar { padding: 12px 14px; }
}

/* ---------- 二维码弹窗 ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(31, 41, 55, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-card {
  position: relative;
  width: 100%;
  max-width: 360px;
  text-align: center;
}
.modal-close {
  position: absolute;
  top: 8px;
  right: 8px;
  background: transparent;
  color: var(--muted);
  border: none;
  font-size: 18px;
  padding: 4px 10px;
}
.modal-close:hover { background: rgba(0, 0, 0, 0.06); color: var(--text); }
.qr-svg { margin: 6px auto; }
.qr-svg svg,
.qr-svg img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
}

/* ---------- 弹窗标签页 ---------- */
.modal-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 14px;
}
.m-tab {
  background: transparent;
  color: var(--muted);
  border: 1.5px solid var(--border);
  border-radius: 999px;
  padding: 7px 22px;
  font-size: 14px;
}
.m-tab:hover { color: var(--text); border-color: var(--primary); }
.m-tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.mtab { display: none; }
.mtab.active { display: block; }
.card-preview { margin: 4px auto; }
.card-preview img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
}

/* ---------- H5 图标编辑 ---------- */
.icon-edit {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 10px;
  background: #fff;
}
.icon-edit-head { font-size: 13px; color: #4a5568; margin-bottom: 8px; }
.ic-prev {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 24px;
  margin-left: 8px;
  background: #fff;
  overflow: hidden;
  flex-shrink: 0;
}
.ic-prev img { width: 100%; height: 100%; object-fit: contain; }

/* ---------- H5 实时预览 ---------- */
.h5-preview { display: flex; justify-content: center; padding: 8px 0; }
.h5-phone {
  width: 300px;
  background: #f5f6f8;
  border-radius: 26px;
  border: 6px solid #2c3e50;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(31,41,55,0.15);
}
.h5p-top {
  height: 70px;
  background: linear-gradient(160deg, #1749c8 0%, #2f6bff 55%, #5c94ff 100%);
}
.h5p-card {
  background: #fff;
  border-radius: 14px;
  margin: -24px 12px 0;
  padding: 16px 10px 12px;
  text-align: center;
  position: relative;
}
.h5p-avatar {
  width: 78px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2f6bff, #1e4fc9);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: -40px auto 6px;
  border: 3px solid #fff;
  overflow: hidden;
}
.h5p-avatar img { width: 100%; height: 100%; object-fit: cover; }
.h5p-name { font-size: 15px; font-weight: 700; }
.h5p-badge {
  display: inline-block;
  margin-top: 4px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 10px;
  color: #18864b;
  background: #e8f7ef;
}
.h5p-icons {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 10px 12px 0;
  background: #fff;
  border-radius: 12px;
  padding: 12px 6px;
}
.h5p-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  width: 78px;
  padding: 5px 4px;
  border: 1.5px solid #87888b;
  border-radius: 5px;
  background: #eef3ff;
}
.h5p-ic { font-size: 8px; line-height: 1; display: flex; align-items: center; }
.h5p-ic img { max-width: 11px; max-height: 11px; object-fit: contain; }
.h5p-lb { font-size: 9px; color: #4a5568; white-space: nowrap; }
.h5p-notes {
  margin: 10px 12px 0;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
}
.h5p-nh {
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 600;
  border-bottom: 1px solid #f0f2f5;
}
.h5p-nr {
  display: flex;
  padding: 7px 12px;
  font-size: 11px;
}
.h5p-nk { color: #8a94a6; width: 60px; }
.h5p-btn {
  margin: 10px 12px 14px;
  padding: 9px 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #2f6bff, #1e4fc9);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 1px;
}