* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
:root {
  --primary: #1a66ff;
  --primary-dark: #0d4fd6;
  --accent: #ff5722;
  --bg: #f4f6fb;
  --card: #ffffff;
  --text: #1f2329;
  --text-2: #646a73;
  --border: #e5e8ef;
  --success: #00b42a;
}
body { font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); }

/* ===== 用户端 ===== */
.page { max-width: 560px; margin: 0 auto; min-height: 100vh; background: var(--bg); padding-bottom: 90px; }
.hero { background: linear-gradient(135deg, #1a66ff 0%, #3a8bff 60%, #5ac8fa 100%); color: #fff; padding: 22px 20px 56px; }
.hero h1 { font-size: 22px; font-weight: 700; }
.hero p { margin-top: 6px; font-size: 13px; opacity: .85; }
.hero .badges { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.hero .badges span { background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35); padding: 3px 10px; border-radius: 20px; font-size: 12px; }

.steps { display: flex; align-items: center; margin: -34px 16px 0; background: var(--card); border-radius: 14px; padding: 18px 10px; box-shadow: 0 6px 20px rgba(26,102,255,.10); position: relative; z-index: 2; }
.step { flex: 1; text-align: center; position: relative; }
.step .dot { width: 30px; height: 30px; border-radius: 50%; background: #eef1f7; color: var(--text-2); display: inline-flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; }
.step .label { display: block; margin-top: 6px; font-size: 12px; color: var(--text-2); }
.step.active .dot { background: var(--primary); color: #fff; box-shadow: 0 3px 10px rgba(26,102,255,.4); }
.step.active .label { color: var(--primary); font-weight: 600; }
.step.done .dot { background: var(--success); color: #fff; }
.step-line { flex: 0 0 24px; height: 2px; background: var(--border); margin-bottom: 20px; }

.panel { margin: 14px 16px; background: var(--card); border-radius: 14px; padding: 16px; box-shadow: 0 2px 10px rgba(31,35,41,.04); }
.panel h2 { font-size: 16px; margin-bottom: 12px; }
.search-bar { display: flex; gap: 8px; margin-bottom: 12px; }
.search-bar input { flex: 1; border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; font-size: 14px; outline: none; }
.search-bar input:focus { border-color: var(--primary); }
.search-bar button { border: none; background: var(--primary); color: #fff; border-radius: 10px; padding: 0 16px; font-size: 14px; cursor: pointer; }
.filter-row { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.filter-row button { border: 1px solid var(--border); background: #fff; border-radius: 20px; padding: 5px 14px; font-size: 12px; color: var(--text-2); cursor: pointer; }
.filter-row button.on { border-color: var(--primary); color: var(--primary); background: #eef4ff; font-weight: 600; }
.filter-row2 { display: flex; gap: 8px; margin-bottom: 12px; align-items: center; }
.filter-row2 select, .filter-row2 input { border: 1px solid var(--border); border-radius: 10px; padding: 9px 10px; font-size: 13px; outline: none; background: #fff; }
.filter-row2 select { flex: 1.4; }
.filter-row2 input { flex: 1; width: 100%; min-width: 0; }
.filter-row2 select:focus, .filter-row2 input:focus { border-color: var(--primary); }
.num-card.reserved { background: #f2f3f5; cursor: not-allowed; opacity: .75; }
.num-card.reserved .no { color: #9aa0a6; }
.num-card.reserved .no b { color: #b0b5ba; }

.num-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.num-card { border: 1.5px solid var(--border); border-radius: 12px; padding: 12px; cursor: pointer; transition: all .15s; position: relative; }
.num-card:hover { border-color: #9dbfff; }
.num-card.sel { border-color: var(--primary); background: #eef4ff; box-shadow: 0 4px 12px rgba(26,102,255,.15); }
.num-card .no { font-size: 17px; font-weight: 700; letter-spacing: .5px; font-family: "DIN Alternate", "Helvetica Neue", sans-serif; }
.num-card .no b { color: var(--accent); }
.num-card .meta { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }
.num-card .tag { font-size: 11px; color: var(--accent); background: #fff1eb; border-radius: 4px; padding: 2px 6px; }
.num-card .price { font-size: 13px; color: var(--accent); font-weight: 700; }
.num-card .price.free { color: var(--success); }
.num-card .check { position: absolute; top: 8px; right: 8px; width: 18px; height: 18px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 12px; display: none; align-items: center; justify-content: center; }
.pkg-card .check { position: absolute; top: 10px; right: 10px; width: 20px; height: 20px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 12px; display: none; align-items: center; justify-content: center; }
.pkg-card.sel .check { display: flex; }
.chosen-num { background: #f7f9ff; border: 1px dashed #b8ccff; border-radius: 10px; padding: 10px 12px; font-size: 13px; color: var(--text-2); margin-bottom: 12px; }
.chosen-num b { color: var(--text); font-size: 15px; }
.num-card.sel .check { display: flex; }
.empty { text-align: center; color: var(--text-2); padding: 40px 0; font-size: 14px; }
.pager { display: flex; justify-content: center; gap: 10px; margin-top: 14px; }
.pager button { border: 1px solid var(--border); background: #fff; border-radius: 8px; padding: 6px 16px; font-size: 13px; cursor: pointer; }
.pager button:disabled { opacity: .4; cursor: not-allowed; }
.pager span { font-size: 13px; color: var(--text-2); align-self: center; }

.pkg-card { border: 1.5px solid var(--border); border-radius: 12px; padding: 14px; margin-bottom: 10px; cursor: pointer; transition: all .15s; position: relative; }
.pkg-card.sel { border-color: var(--primary); background: #eef4ff; }
.pkg-card .head { display: flex; justify-content: space-between; align-items: baseline; }
.pkg-card .name { font-size: 16px; font-weight: 700; }
.pkg-card .price { color: var(--accent); font-size: 20px; font-weight: 800; }
.pkg-card .price i { font-size: 12px; font-style: normal; font-weight: 400; }
.pkg-card .spec { display: flex; gap: 14px; margin-top: 8px; font-size: 13px; color: var(--text-2); }
.pkg-card .spec b { color: var(--text); font-size: 15px; }
.pkg-card .desc { margin-top: 8px; font-size: 12px; color: var(--text-2); }
.pkg-card .rec { position: absolute; top: -8px; right: 12px; background: var(--accent); color: #fff; font-size: 11px; padding: 2px 8px; border-radius: 10px; }

.form-item { margin-bottom: 14px; }
.form-item label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 6px; }
.form-item label i { color: var(--accent); font-style: normal; }
.form-item input, .form-item textarea { width: 100%; border: 1px solid var(--border); border-radius: 10px; padding: 11px 12px; font-size: 14px; outline: none; font-family: inherit; }
.form-item input:focus, .form-item textarea:focus { border-color: var(--primary); }
.summary { background: #f7f9ff; border: 1px dashed #b8ccff; border-radius: 10px; padding: 12px; margin-bottom: 14px; font-size: 13px; }
.summary div { display: flex; justify-content: space-between; margin: 4px 0; }
.summary b { color: var(--accent); }

.footer-bar { position: fixed; bottom: 0; left: 0; right: 0; background: #fff; border-top: 1px solid var(--border); padding: 10px 16px; z-index: 10; }
.footer-bar .inner { max-width: 560px; margin: 0 auto; display: flex; align-items: center; gap: 12px; }
.footer-bar .info { flex: 1; font-size: 12px; color: var(--text-2); }
.footer-bar .info b { color: var(--accent); font-size: 16px; }
.btn { border: none; border-radius: 24px; padding: 12px 28px; font-size: 15px; font-weight: 600; cursor: pointer; }
.btn-primary { background: linear-gradient(135deg, #1a66ff, #3a8bff); color: #fff; box-shadow: 0 4px 12px rgba(26,102,255,.35); }
.btn-primary:disabled { opacity: .4; box-shadow: none; cursor: not-allowed; }
.btn-ghost { background: #eef1f7; color: var(--text-2); }

.success-box { text-align: center; padding: 40px 20px; }
.success-box .icon { width: 72px; height: 72px; border-radius: 50%; background: #e8f8ec; color: var(--success); font-size: 38px; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.success-box h2 { font-size: 20px; margin-bottom: 8px; }
.success-box p { color: var(--text-2); font-size: 14px; line-height: 1.8; }
.success-box .order-no { font-size: 16px; color: var(--text); font-weight: 700; }
.toast { position: fixed; top: 40%; left: 50%; transform: translate(-50%,-50%); background: rgba(0,0,0,.75); color: #fff; padding: 10px 20px; border-radius: 8px; font-size: 14px; z-index: 99; display: none; }

/* ===== 后台 ===== */
.admin-body { display: flex; min-height: 100vh; }
.sidebar { width: 210px; background: #101633; color: #c3c9e0; flex-shrink: 0; padding: 20px 0; position: fixed; top: 0; bottom: 0; }
.sidebar .logo { color: #fff; font-size: 18px; font-weight: 700; padding: 0 20px 20px; border-bottom: 1px solid rgba(255,255,255,.08); }
.sidebar .logo small { display: block; font-size: 11px; color: #7c86ad; font-weight: 400; margin-top: 4px; }
.sidebar nav a { display: flex; align-items: center; gap: 10px; padding: 13px 20px; color: #c3c9e0; text-decoration: none; font-size: 14px; border-left: 3px solid transparent; }
.sidebar nav a:hover { background: rgba(255,255,255,.05); }
.sidebar nav a.on { background: rgba(26,102,255,.18); color: #fff; border-left-color: var(--primary); }
.main { flex: 1; margin-left: 210px; padding: 24px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.topbar h1 { font-size: 20px; }
.topbar .user { font-size: 13px; color: var(--text-2); }
.topbar .user a { color: var(--primary); text-decoration: none; margin-left: 10px; cursor: pointer; }

.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { background: var(--card); border-radius: 12px; padding: 18px; box-shadow: 0 2px 10px rgba(31,35,41,.04); }
.stat-card .t { font-size: 13px; color: var(--text-2); }
.stat-card .v { font-size: 28px; font-weight: 800; margin-top: 8px; }
.stat-card .v.blue { color: var(--primary); } .stat-card .v.green { color: var(--success); }
.stat-card .v.orange { color: var(--accent); } .stat-card .v.purple { color: #7b61ff; }

.card { background: var(--card); border-radius: 12px; padding: 18px; box-shadow: 0 2px 10px rgba(31,35,41,.04); margin-bottom: 18px; }
.card h3 { font-size: 15px; margin-bottom: 14px; display: flex; justify-content: space-between; align-items: center; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--text-2); font-weight: 500; background: #fafbfe; }
tr:hover td { background: #fafbff; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 12px; }
.pill.green { background: #e8f8ec; color: var(--success); }
.pill.gray { background: #eef1f7; color: var(--text-2); }
.pill.orange { background: #fff1eb; color: var(--accent); }
.pill.blue { background: #eef4ff; color: var(--primary); }
.pill.purple { background: #f1edff; color: #7b61ff; }
.pill.red { background: #ffece8; color: #f53f3f; }

.toolbar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select { border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; font-size: 13px; outline: none; }
.btn-sm { border: none; border-radius: 8px; padding: 8px 16px; font-size: 13px; cursor: pointer; background: var(--primary); color: #fff; }
.btn-sm.gray { background: #eef1f7; color: var(--text-2); }
.btn-sm.green { background: var(--success); color: #fff; }
.btn-sm.red { background: #ffece8; color: #f53f3f; }
.btn-link { background: none; border: none; color: var(--primary); font-size: 13px; cursor: pointer; padding: 2px 6px; }
.btn-link.danger { color: #f53f3f; }

.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: none; align-items: center; justify-content: center; z-index: 50; }
.modal-mask.show { display: flex; }
.modal { background: #fff; border-radius: 14px; width: 480px; max-width: 92vw; max-height: 86vh; overflow: auto; padding: 22px; }
.modal h3 { font-size: 16px; margin-bottom: 16px; }
.modal .form-item input, .modal .form-item textarea, .modal .form-item select { border: 1px solid var(--border); border-radius: 8px; padding: 9px 12px; font-size: 13px; width: 100%; outline: none; font-family: inherit; }
.modal .actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.import-result { margin-top: 10px; font-size: 13px; background: #f7f9ff; border-radius: 8px; padding: 10px; display: none; }

.trend { display: flex; align-items: flex-end; gap: 18px; height: 160px; padding: 10px 6px 0; }
.trend-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 6px; }
.trend-val { font-size: 12px; color: var(--text-2); font-weight: 600; }
.trend-bar { width: 60%; min-height: 3px; border-radius: 6px 6px 0 0; background: linear-gradient(180deg, #3a8bff, #1a66ff); }
.trend-date { font-size: 12px; color: var(--text-2); }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #101633, #1a66ff); }
.login-box { background: #fff; border-radius: 16px; padding: 36px; width: 360px; }
.login-box h2 { text-align: center; margin-bottom: 6px; }
.login-box p { text-align: center; color: var(--text-2); font-size: 13px; margin-bottom: 22px; }
.login-box .btn-primary { width: 100%; }
.hidden { display: none !important; }

@media (max-width: 760px) {
  .sidebar { width: 64px; }
  .sidebar .logo { font-size: 12px; padding: 0 8px 16px; text-align: center; }
  .sidebar .logo small, .sidebar nav a span { display: none; }
  .sidebar nav a { justify-content: center; }
  .main { margin-left: 64px; padding: 14px; }
  .form-2col { grid-template-columns: 1fr; }
  table { font-size: 12px; }
}