:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Microsoft YaHei", sans-serif;
  color: #222;
  background: #dfe5ec;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --blue: #4a9cf7;
  --blue-deep: #2d6fd9;
  --blue-light: #5eb3ff;
  --blue-line: #e3e9f0;
  --muted: #9aa3b2;
  --ink: #222;
  --red: #f0524d;
  --green: #12b76a;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; min-height: 100vh; background: #dfe5ec; }
button, input, select { font: inherit; }
button { color: inherit; }
body.member-app #app-root { width: min(100%, 480px); min-height: 100vh; margin: 0 auto; background: #f4f7fb; box-shadow: 0 0 24px #00000014; }

.login-page {
  min-height: 100vh;
  padding: 48px 24px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
  background: #4a9cf7;
}
.login-header { display: flex; flex-direction: column; align-items: center; margin-bottom: 28px; }
.avatar { width: 80px; height: 80px; margin-bottom: 16px; }
.avatar svg { display: block; width: 100%; height: 100%; }
.login-page .title { margin: 0 0 8px; font-size: 26px; line-height: 1.3; font-weight: 700; }
.login-subtitle { margin: 0; color: #ffffffcf; font-size: 14px; }
.login-card { width: 100%; max-width: 360px; padding: 24px 24px 28px; border-radius: 16px; background: #2d6fd9; box-shadow: 0 8px 24px #00000026; }
.input-group { display: flex; align-items: center; width: 100%; height: 48px; margin-bottom: 16px; padding: 0 16px; border-radius: 999px; background: #fff; }
.input-icon { display: flex; align-items: center; flex-shrink: 0; color: #2d6fd9; }
.input-icon svg { width: 20px; height: 20px; }
.input-field { flex: 1; min-width: 0; height: 100%; padding: 0 12px; border: 0; outline: 0; color: #333; background: transparent; font-size: 16px; }
.input-field::placeholder { color: #aaa; }
.link-row { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.link-btn { padding: 0; border: 0; color: #fff; background: transparent; cursor: pointer; font-size: 14px; text-decoration: underline; }
.login-btn, .submit-btn { width: 100%; height: 48px; border: 0; border-radius: 999px; color: #fff; background: #5eb3ff; cursor: pointer; font-size: 18px; font-weight: 600; letter-spacing: 3px; }
.login-btn:active, .submit-btn:active { opacity: .85; }
.login-btn:disabled, .submit-btn:disabled { opacity: .7; cursor: wait; }
.agreement { display: flex; align-items: flex-start; gap: 8px; width: 100%; max-width: 360px; margin-top: 20px; cursor: pointer; font-size: 13px; line-height: 1.5; }
.agreement > input { position: absolute; width: 18px; height: 18px; opacity: 0; }
.checkbox-box { display: grid; place-items: center; width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; border: 2px solid #fff; border-radius: 3px; background: #2d6fd9; }
.agreement > input:checked + .checkbox-box::after { width: 9px; height: 5px; border-bottom: 2px solid #fff; border-left: 2px solid #fff; content: ""; transform: rotate(-45deg) translate(1px, -1px); }
.agreement > input:focus-visible + .checkbox-box { outline: 2px solid #fff; outline-offset: 2px; }
.agreement-text { color: #fffffff2; }
.login-footer { width: 100%; margin-top: auto; padding-top: 40px; color: #ffffffe6; text-align: center; font-size: 13px; line-height: 1.9; }
.login-footer p { margin: 0; }

.register-page { display: flex; flex-direction: column; align-items: center; min-height: 100vh; padding: 24px 24px 32px; color: #fff; background: #4a9cf7; }
.back-btn { align-self: flex-start; padding: 4px 0; border: 0; color: #fff; background: transparent; cursor: pointer; font-size: 15px; }
.register-title { margin: 12px 0 16px; font-size: 24px; line-height: 1.3; }
.register-group { width: 100%; max-width: 360px; margin: 0; padding: 8px 16px; border-radius: 8px; color: #fff; background: #ffffff30; font-size: 13px; }
.register-group[hidden] { display: none; }
.register-form { display: flex; flex-direction: column; width: 100%; max-width: 360px; margin-top: 20px; }
.register-form .input-group { margin-bottom: 14px; padding: 0 20px; }
.register-form .input-field { padding: 0; font-size: 16px; }
.register-form .code-group { padding-right: 6px; }
.code-btn { height: 36px; flex-shrink: 0; padding: 0 14px; border: 0; border-radius: 999px; color: #fff; background: #5eb3ff; cursor: pointer; font-size: 13px; white-space: nowrap; }
.code-btn:disabled { opacity: .6; cursor: wait; }
.select-group { position: relative; }
.select-group .input-field { appearance: none; cursor: pointer; }
.select-group::after { position: absolute; right: 18px; width: 8px; height: 8px; border-right: 1.5px solid #777; border-bottom: 1.5px solid #777; content: ""; pointer-events: none; transform: rotate(45deg) translateY(-2px); }
.select-group:has(select:disabled) { opacity: .65; }
.register-form .submit-btn { margin-top: 6px; background: #2d6fd9; }

.page { min-height: 100vh; padding: 16px 12px 24px; background: linear-gradient(#4a9cf7 0%, #7cc0fa 200px, #eef1f6 200px 100%); }
.nav-bar { display: flex; align-items: center; gap: 8px; padding: 4px 4px 16px; color: #fff; font-size: 20px; line-height: 1.3; font-weight: 600; }
.nav-bar .back { padding: 0 4px; border: 0; color: #fff; background: transparent; cursor: pointer; font-size: 28px; line-height: 1; }
.sheet { min-height: 300px; padding: 16px; border-radius: 20px; background: #fff; box-shadow: 0 4px 20px #3f8ef01f; }
.empty { padding: 36px 8px; color: #9aa3b2; text-align: center; font-size: 14px; }
.account-sheet { padding: 8px 20px 24px; }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 13px 0; border-bottom: 1px solid #f3f5f8; font-size: 15px; line-height: 1.45; }
.kv:last-of-type { border-bottom: 0; }
.kv .k { color: #333; }
.kv .v { color: #555; text-align: right; overflow-wrap: anywhere; }
.account-usage-link { width: 100%; margin-top: 14px; padding: 11px 14px; border: 1px solid #d9e9fa; border-radius: 999px; color: #2d6fd9; background: #f4f9ff; cursor: pointer; font-size: 14px; }

.home-page { min-height: 100vh; padding-top: 1px; background: linear-gradient(#5aa9f7 0%, #7cc0fa 220px, #eef1f6 220px 100%); }
.home-sheet { margin: 16px 12px 0; padding: 20px 16px 24px; border-radius: 20px; background: #fff; box-shadow: 0 4px 20px #3f8ef01f; }
.net-card { margin-bottom: 8px; padding-bottom: 16px; border-bottom: 1px solid #f0f2f5; }
.user-row { display: flex; align-items: center; gap: 10px; min-width: 0; }
.user-label, .expire-label { flex-shrink: 0; color: #9aa3b2; font-size: 14px; }
.user-phone { flex: 1; min-width: 0; color: #222; font-size: 17px; font-weight: 700; overflow-wrap: anywhere; }
.status-pill { padding: 3px 12px; border-radius: 999px; color: #12b76a; background: #e7f8ef; font-size: 12px; font-weight: 500; white-space: nowrap; }
.expire-row { display: flex; align-items: center; gap: 8px; margin: 12px 0; font-size: 13px; }
.expire-value { color: #f79009; font-size: 15px; font-weight: 700; overflow-wrap: anywhere; }
.wifi-box { padding: 12px 14px; border: 1px dashed #b9d4f7; border-radius: 12px; background: linear-gradient(135deg, #eef5ff, #f7f3ff); }
.wifi-row { display: flex; align-items: center; gap: 10px; padding: 4px 0; }
.wifi-label { flex-shrink: 0; color: #9aa3b2; font-size: 13px; }
.wifi-name { flex: 1; min-width: 0; color: #2d6fd9; font-size: 14px; font-weight: 600; text-align: right; overflow-wrap: anywhere; }
.progress { height: 8px; margin: 6px 0 10px; overflow: hidden; border-radius: 999px; background: #e5edf7; }
.progress span { display: block; height: 100%; max-width: 100%; border-radius: inherit; background: #4a9cf7; }
.net-tip { margin: 12px 0 0; padding: 8px 12px; border-radius: 8px; color: #f0524d; background: #fef2f2; font-size: 12px; line-height: 1.7; }
.menu-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px 12px; padding-top: 18px; }
.menu-item { display: flex; flex-direction: column; align-items: center; gap: 8px; min-width: 0; padding: 0; border: 0; background: transparent; cursor: pointer; }
.menu-icon { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 16px; }
.menu-icon svg { display: block; width: 30px; height: 30px; }
.menu-label { color: #333; font-size: 13px; text-align: center; }
.home-footer { padding: 20px 12px 28px; color: #9aa3b2; font-size: 12px; line-height: 1.9; text-align: center; }
.home-footer p { margin: 0; }

.packages-page { background: linear-gradient(#4a9cf7 0%, #6dabf7 110px, #f4f7fb 110px 100%); }
.block-title { margin: 14px 2px 10px; color: #222; font-size: 19px; line-height: 1.35; }
.card { padding: 14px 16px; border-radius: 14px; background: #fff; box-shadow: 0 2px 12px #3f8ef014; }
.card p { margin: 0 0 10px; color: #333; font-size: 15px; line-height: 1.45; }
.card p:last-child { margin-bottom: 0; }
.account-card strong { overflow-wrap: anywhere; }
.row-between { display: flex; justify-content: space-between; gap: 8px; }
.row-between span { min-width: 0; font-size: 12px; }
.package-options { display: grid; gap: 10px; }
.pkg { display: flex; justify-content: space-between; align-items: center; gap: 10px; width: 100%; min-height: 67px; padding: 12px 13px; border: 1px solid #e3e9f0; border-radius: 10px; background: #fff; text-align: left; cursor: pointer; }
.pkg:last-child { margin-bottom: 0; }
.pkg.active { border-color: #4a9cf7; background: #f4f9ff; box-shadow: 0 0 0 1px #4a9cf71a; }
.pkg-details { display: grid; gap: 5px; min-width: 0; }
.pkg-name { color: #4a9cf7; font-size: 15px; line-height: 1.35; overflow-wrap: anywhere; }
.pkg-meta { color: #8b96a5; font-size: 11px; line-height: 1.4; }
.pkg-price { color: #f0524d; font-size: 16px; font-weight: 700; white-space: nowrap; }
.pay-row { display: flex; align-items: center; gap: 12px; width: 100%; padding: 12px 2px; border: 0; border-bottom: 1px solid #f0f2f5; background: #fff; cursor: pointer; text-align: left; }
.pay-row:last-child { border-bottom: 0; }
.pay-icon { display: flex; justify-content: center; align-items: center; width: 30px; height: 30px; flex-shrink: 0; border-radius: 50%; color: #fff; font-size: 15px; font-weight: 700; }
.pay-icon.alipay { background: #1677ff; }
.pay-icon.wechat { background: #12b76a; }
.pay-name { flex: 1; color: #333; font-size: 15px; }
.radio { position: relative; width: 22px; height: 22px; flex-shrink: 0; border: 1.5px solid #c9d2dd; border-radius: 50%; }
.radio.checked { border-color: #4a9cf7; }
.radio.checked::after { position: absolute; inset: 4px; border-radius: 50%; background: #4a9cf7; content: ""; }
.pay-btn { display: block; width: 70%; height: 50px; margin: 22px auto 0; border: 0; border-radius: 999px; color: #fff; background: linear-gradient(90deg, #6db3f8, #3f8ef0); box-shadow: 0 6px 16px #3f8ef059; cursor: pointer; font-size: 18px; font-weight: 600; letter-spacing: 3px; }
.pay-btn:disabled { opacity: .65; cursor: wait; }
.tip-box { margin-top: 20px; padding: 14px; border-left: 4px solid #f5a623; border-radius: 10px; background: #fffbe8; }
.tip-title { margin: 0 0 8px; color: #d97f06; font-size: 15px; font-weight: 700; }
.tip-text { margin: 0; color: #666; font-size: 13px; line-height: 1.7; }

.orders-page { background: linear-gradient(#4a9cf7 0%, #7cc0fa 200px, #eef1f6 200px 100%); }
.orders-sheet { padding: 16px; }
.order-card { margin-bottom: 10px; padding: 6px 4px 14px; border-bottom: 1px solid #f0f2f5; }
.order-card:last-child { margin-bottom: 0; border-bottom: 0; }
.order-head { display: flex; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.order-heading { min-width: 0; }
.order-name { color: #222; font-size: 15px; line-height: 1.4; font-weight: 500; overflow-wrap: anywhere; }
.order-id { margin-top: 3px; color: #9aa3b2; font-size: 11px; overflow-wrap: anywhere; }
.order-price { color: #4a9cf7; font-weight: 700; white-space: nowrap; }
.order-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 9px; }
.order-meta > div { display: grid; justify-items: start; gap: 5px; }
.order-meta > div > span:first-child { color: #9aa3b2; font-size: 11px; }
.order-footer { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.order-time { color: #777; font-size: 11px; }
.status { display: inline-flex; align-items: center; min-height: 22px; padding: 0 9px; border-radius: 999px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.status.ok { color: #16834c; background: #e7f8ef; }
.status.wait { color: #a66a08; background: #fff5dd; }
.status.bad { color: #bd3732; background: #fef0ef; }
.status.info { color: #397ec9; background: #edf6ff; }
.text-button { padding: 4px 0; border: 0; color: #2d6fd9; background: transparent; cursor: pointer; font-size: 12px; }
.text-button:disabled { opacity: .55; }

.toast { position: fixed; z-index: 9999; top: 50%; left: 50%; max-width: min(90vw, 420px); padding: 12px 22px; border-radius: 8px; color: #fff; background: #000000bf; font-size: 14px; line-height: 1.5; text-align: center; opacity: 0; pointer-events: none; transform: translate(-50%, -40%); transition: opacity .2s, transform .2s; }
.toast.show { opacity: 1; transform: translate(-50%, -50%); }

body.admin-app { background: #f0f2f5; }
body.admin-app .topbar { min-height: 62px; padding: 0 max(24px, calc((100% - 1180px) / 2)); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 18px; border: 0; color: #fff; background: #001529; }
.admin-app .brand { display: inline-flex; align-items: center; gap: 10px; width: max-content; color: #fff; font-size: 15px; font-weight: 650; text-decoration: none; }
.admin-app .brand-mark { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 7px; color: #fff; background: #1677ff; font-weight: 750; }
.admin-app .nav-tabs { display: flex; align-items: stretch; height: 62px; gap: 8px; }
.admin-app .nav-tab { position: relative; padding: 0 13px; border: 0; color: #ffffffa3; background: transparent; cursor: pointer; font-size: 13px; white-space: nowrap; }
.admin-app .nav-tab:hover { color: #fff; }
.admin-app .nav-tab.active { color: #fff; background: #1677ff; font-weight: 600; }
.admin-app .nav-tab.active::after { content: none; }
.admin-app .session-area { display: flex; justify-content: end; align-items: center; gap: 12px; color: #ffffffc2; font-size: 13px; }
.admin-app .page-wrap { width: min(1180px, calc(100% - 48px)); margin: 28px auto 64px; }
.admin-app .page-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 24px; }
.admin-app .eyebrow { margin: 0 0 8px; color: #1677ff; font-size: 10px; font-weight: 750; }
.admin-app h1, .admin-app h2, .admin-app p { margin-top: 0; }
.admin-app h1 { margin-bottom: 0; color: #1f2937; font-size: 25px; line-height: 1.25; font-weight: 650; }
.admin-app h2 { margin: 0; color: #1f2937; font-size: 16px; line-height: 1.35; font-weight: 650; }
.admin-app .heading-note { margin: 0 0 3px; color: #7a8798; font-size: 13px; text-align: right; }
.admin-app .toolbar { display: flex; justify-content: space-between; align-items: center; gap: 18px; margin-bottom: 12px; }
.admin-app .toolbar p { margin: 4px 0 0; color: #7a8798; font-size: 12px; }
.admin-app .button { min-height: 36px; padding: 0 14px; border: 1px solid transparent; border-radius: 5px; cursor: pointer; font-size: 12px; font-weight: 600; }
.admin-app .button.primary { color: #fff; background: #1677ff; }
.admin-app .button.primary:hover { background: #0f66df; }
.admin-app .button.subtle { border-color: #d9e0e8; color: #415268; background: #fff; }
.admin-app .button.danger { border-color: #ffd6d2; color: #c9443e; background: #fff2f0; }
.admin-app .text-button { color: #1677ff; }
.admin-app .logout-button { color: #fff; }
.admin-app .notice { margin-bottom: 16px; padding: 10px 13px; border: 1px solid #ffd6d2; border-radius: 6px; color: #bd3732; background: #fff2f0; font-size: 12px; }
.admin-app .notice[hidden] { display: none; }
.admin-app .table-frame { overflow-x: auto; border: 1px solid #e6eaf0; border-radius: 8px; background: #fff; box-shadow: 0 2px 8px #1f29370a; }
.admin-app table { width: 100%; border-collapse: collapse; text-align: left; font-size: 12px; }
.admin-app th { padding: 12px 14px; color: #718096; background: #f7f9fc; font-size: 11px; font-weight: 600; white-space: nowrap; }
.admin-app td { padding: 13px 14px; border-top: 1px solid #edf0f4; vertical-align: middle; white-space: nowrap; }
.admin-app .empty { padding: 34px 8px; color: #8793a4; text-align: center; font-size: 13px; }
.admin-app .status.ok { color: #15803d; background: #ecfdf3; }
.admin-app .status.wait { color: #a16207; background: #fff7e6; }
.admin-app .status.bad { color: #c2413b; background: #fff1f0; }
.admin-app .status.info { color: #1769c2; background: #edf6ff; }
.admin-app .usage-meta { margin-top: 4px; color: #8793a4; font-size: 11px; }
.admin-app .router-status { display: flex; align-items: center; gap: 10px; min-height: 68px; padding: 16px; border: 1px solid #e6eaf0; border-radius: 8px; color: #526175; background: #fff; font-size: 13px; }
.admin-app .status-dot { width: 9px; height: 9px; border-radius: 50%; background: #a5aeab; }
.admin-app .status-dot.ok { background: #12b76a; }
.admin-app .status-dot.bad { background: #f0524d; }
.admin-app .secondary-toolbar { margin-top: 26px; }
.admin-app .dialog { width: min(440px, calc(100% - 28px)); max-width: none; padding: 0; border: 1px solid #e6eaf0; border-radius: 8px; color: #1f2937; background: #fff; box-shadow: 0 18px 60px #0b1c302e; }
.admin-app .dialog::backdrop { background: #101b2b80; }
.admin-app .dialog-close-row { display: flex; justify-content: end; height: 36px; padding: 7px 8px 0; }
.admin-app .icon-button { display: grid; place-items: center; width: 28px; height: 28px; border: 0; color: #687587; background: transparent; cursor: pointer; font-size: 21px; }
.admin-app .dialog-body { padding: 7px 27px 28px; }
.admin-app .dialog-body h2 { font-size: 20px; }
.admin-app .muted { margin: 8px 0 20px; color: #758092; font-size: 12px; }
.admin-app .form-stack, .admin-app .form-grid { display: grid; gap: 14px; }
.admin-app label { display: grid; gap: 7px; color: #536275; font-size: 12px; }
.admin-app input:not([type=checkbox]) { width: 100%; min-width: 0; height: 38px; padding: 0 10px; border: 1px solid #d2dbe6; border-radius: 5px; color: #1f2937; background: #fff; outline: 0; }
.admin-app input:focus { border-color: #1677ff; box-shadow: 0 0 0 2px #1677ff1a; }
.admin-app .form-stack .button { margin-top: 5px; height: 40px; }
.admin-app .form-grid { grid-template-columns: 1fr 1fr; gap: 14px 16px; margin-top: 19px; }
.admin-app .span-two { grid-column: span 2; }
.admin-app .toggle-field { display: flex; align-items: center; gap: 9px; min-height: 30px; }
.admin-app .toggle-field input { width: 16px; height: 16px; accent-color: #1677ff; }

@media (max-width: 760px) {
  .admin-app .topbar { min-height: 100px; padding: 8px 16px 0; grid-template-columns: minmax(0, 1fr) auto; grid-template-rows: 42px 42px; gap: 0 10px; }
  .admin-app .brand { grid-column: 1; grid-row: 1; }
  .admin-app .session-area { grid-column: 2; grid-row: 1; }
  .admin-app .nav-tabs { grid-column: 1 / -1; grid-row: 2; height: 42px; justify-content: space-around; gap: 6px; }
  .admin-app .nav-tab { min-width: 64px; border-radius: 6px; padding: 0 8px; font-size: 12px; }
  .admin-app .page-wrap { width: calc(100% - 28px); margin-top: 22px; }
  .admin-app .page-heading { align-items: flex-start; flex-direction: column; gap: 7px; margin-bottom: 20px; }
  .admin-app .heading-note { text-align: left; }
  .admin-app .toolbar { align-items: end; }
  .admin-app th, .admin-app td { padding-right: 11px; padding-left: 11px; }
  .admin-app .dialog-body { padding-right: 20px; padding-left: 20px; }
}
@media (max-width: 420px) {
  .register-page { padding-right: 20px; padding-left: 20px; }
  .home-sheet { margin-right: 12px; margin-left: 12px; }
  .menu-grid { gap: 20px 8px; }
  .menu-icon { width: 52px; height: 52px; }
  .menu-icon svg { width: 28px; height: 28px; }
  .row-between { flex-wrap: wrap; }
  .admin-app .page-wrap { width: calc(100% - 20px); }
  .admin-app .toolbar { align-items: flex-end; }
  .admin-app .form-grid { grid-template-columns: 1fr; }
  .admin-app .span-two { grid-column: 1; }
}

/* Admin member management */
.admin-app .admin-panel { display: none; }
.admin-app .admin-panel.active { display: block; }
.admin-app .member-search { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; padding: 16px; border: 1px solid #e6eaf0; border-radius: 8px; background: #fff; }
.admin-app .member-search input { flex: 1; max-width: 300px; min-width: 160px; }
.admin-app .member-pagination { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 16px; color: #758092; font-size: 12px; }
.admin-app .member-pagination > div { display: flex; gap: 8px; }
.admin-app .button:disabled { opacity: .5; cursor: default; }
.admin-app .field-error { margin: 0; color: #bd3732; font-size: 12px; line-height: 1.5; }
.admin-app .field-error[hidden] { display: none; }
@media (max-width: 520px) {
  .admin-app .member-search { gap: 8px; padding: 12px; }
  .admin-app .member-search label { flex-basis: 100%; }
  .admin-app .member-search input { max-width: none; }
}

.admin-app #admin-members th:last-child, .admin-app #admin-members td:last-child { position: sticky; right: 0; z-index: 1; border-left: 1px solid #edf0f4; background: #fff; }
.admin-app #admin-members th:last-child { background: #f7f9fc; }