/* 悦泽健康管理后台 —— 登录页与看板共用样式 */
:root {
  --font: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
  --radius: 16px;
}
:root[data-theme="light"] {
  --bg: #f4f7f6;
  --surface: #ffffff;
  --surface-2: #f6f9f8;
  --ink: #17222b;
  --ink2: #5d6b76;
  --ink3: #93a0a8;
  --line: rgba(23, 34, 43, .11);
  --primary: #0f766e;
  --on-primary: #ffffff;
  --soft: #e5f3f0;
  --shadow: 0 14px 44px rgba(16, 66, 60, .1);
  --shadow-sm: 0 3px 14px rgba(16, 66, 60, .06);
  --grid: rgba(15, 118, 110, .07);
  --red: #dc2626;
  --green: #0f766e;
  --amber: #d97706;
  --chart-grid: rgba(23, 34, 43, .1);
}
:root[data-theme="dark"] {
  --bg: #0d1518;
  --surface: #162328;
  --surface-2: #1b2a2f;
  --ink: #e9f2f0;
  --ink2: #a8b9bb;
  --ink3: #7d9093;
  --line: rgba(233, 242, 240, .13);
  --primary: #2dd4bf;
  --on-primary: #05231f;
  --soft: rgba(45, 212, 191, .13);
  --shadow: 0 14px 44px rgba(0, 0, 0, .35);
  --shadow-sm: 0 3px 14px rgba(0, 0, 0, .22);
  --grid: rgba(45, 212, 191, .07);
  --red: #f87171;
  --green: #2dd4bf;
  --amber: #fbbf24;
  --chart-grid: rgba(233, 242, 240, .12);
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); background: var(--bg); color: var(--ink); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select { font-family: inherit; }
.wrap { width: min(1240px, calc(100% - 48px)); margin-inline: auto; }
.mono { font-family: Consolas, "Courier New", monospace; }

/* ---------------- 登录页 ---------------- */
.login-page {
  min-height: 100vh; display: grid; place-items: center; padding: 40px 20px;
  background:
    radial-gradient(900px 520px at 12% 8%, var(--soft), transparent 62%),
    radial-gradient(760px 480px at 88% 92%, var(--soft), transparent 60%),
    var(--bg);
  position: relative; overflow: hidden;
}
.login-page::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 42px 42px; mask-image: radial-gradient(ellipse at center, #000 30%, transparent 78%);
}
.login-box {
  position: relative; width: min(420px, 100%);
  background: var(--surface); border: 1px solid var(--line); border-radius: 22px;
  box-shadow: var(--shadow); padding: 38px 36px 30px;
}
.login-brand { text-align: center; margin-bottom: 26px; }
.login-brand img { height: 96px; width: auto; margin: 0 auto 14px; }
.login-brand h1 { font-size: 21px; margin: 0 0 5px; }
.login-brand p { font-size: 12.5px; color: var(--ink2); margin: 0; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12.5px; font-weight: 700; margin-bottom: 7px; color: var(--ink2); }
.input-wrap { position: relative; }
.field input {
  width: 100%; padding: 12px 42px 12px 14px; font-size: 14px;
  background: var(--surface-2); color: var(--ink);
  border: 1px solid var(--line); border-radius: 10px; outline: none; transition: border-color .18s, box-shadow .18s;
}
.field input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--soft); }
.eye-btn { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); background: none; border: 0; color: var(--ink3); cursor: pointer; font-size: 12px; padding: 6px 8px; }
.eye-btn:hover { color: var(--primary); }
.login-error { display: none; background: color-mix(in srgb, var(--red) 11%, transparent); color: var(--red); border: 1px solid color-mix(in srgb, var(--red) 28%, transparent); border-radius: 9px; padding: 9px 12px; font-size: 12.5px; margin-bottom: 14px; }
.login-error.show { display: block; }
.btn-login {
  width: 100%; padding: 13px; border: 0; border-radius: 10px; cursor: pointer;
  background: var(--primary); color: var(--on-primary); font-size: 14.5px; font-weight: 800;
  transition: opacity .18s, transform .18s; margin-top: 4px;
}
.btn-login:hover { transform: translateY(-1px); }
.btn-login:disabled { opacity: .6; cursor: wait; transform: none; }
.login-foot { border-top: 1px solid var(--line); margin-top: 24px; padding-top: 18px; font-size: 11.5px; color: var(--ink3); line-height: 1.8; }
.login-foot a { color: var(--primary); font-weight: 700; }
.login-foot a:hover { text-decoration: underline; }

/* ---------------- 看板顶栏 ---------------- */
.topbar { background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 30; }
.topbar-inner { height: 70px; display: flex; align-items: center; gap: 18px; }
.brand { display: inline-flex; align-items: center; gap: 9px; }
.brand-mark { height: 34px; width: 34px; object-fit: contain; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text b { font-size: 14px; font-weight: 800; }
.brand-text small { font-size: 9px; color: var(--ink3); letter-spacing: .1em; }
.topbar .sep { width: 1px; height: 24px; background: var(--line); }
.topbar h1 { font-size: 15px; margin: 0; font-weight: 800; white-space: nowrap; }
.src-pill { font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--soft); color: var(--primary); white-space: nowrap; }
.src-pill.demo { background: color-mix(in srgb, var(--amber) 15%, transparent); color: var(--amber); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.ctl {
  background: var(--surface-2); border: 1px solid var(--line); color: var(--ink);
  border-radius: 9px; padding: 8px 12px; font-size: 12.5px; cursor: pointer; transition: .18s;
}
.ctl:hover { border-color: var(--primary); color: var(--primary); }
select.ctl { padding-right: 8px; }
.ctl.on { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }

/* ---------------- 看板主体 ---------------- */
.dash { padding: 28px 0 60px; }
.note-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 16px; font-size: 12px; color: var(--ink2); margin-bottom: 20px;
}
.note-bar .tag { background: var(--soft); color: var(--primary); border-radius: 6px; padding: 3px 9px; font-weight: 700; font-size: 11px; }
.note-bar .tag.demo { background: color-mix(in srgb, var(--amber) 16%, transparent); color: var(--amber); }
.note-bar .stamp { margin-left: auto; font-size: 11.5px; color: var(--ink3); }
.demo-banner {
  display: none; align-items: center; gap: 14px; flex-wrap: wrap;
  background: color-mix(in srgb, var(--amber) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--amber) 32%, transparent);
  color: var(--amber); border-radius: 12px; padding: 12px 16px; font-size: 12.5px; margin-bottom: 20px;
}
.demo-banner.show { display: flex; }
.demo-banner b { font-size: 13px; }

.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.kpi {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.kpi::after { content: ""; position: absolute; right: -22px; top: -22px; width: 88px; height: 88px; border-radius: 50%; background: var(--soft); }
.kpi .k-label { font-size: 12px; color: var(--ink2); position: relative; z-index: 1; }
.kpi .k-value { font-size: 32px; font-weight: 800; letter-spacing: -.02em; margin: 6px 0 4px; position: relative; z-index: 1; }
.kpi .k-sub { font-size: 11.5px; color: var(--ink3); position: relative; z-index: 1; }
.k-delta { font-weight: 700; }
.k-delta.up { color: var(--green); }
.k-delta.down { color: var(--red); }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); margin-bottom: 20px; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; margin-bottom: 16px; flex-wrap: wrap; }
.card-head h2 { font-size: 15px; margin: 0; font-weight: 800; }
.card-head .hint { font-size: 11.5px; color: var(--ink3); }
.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.chart-grid .card { margin-bottom: 0; }
.chart-grid-3 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; }
.chart-grid-3 .card { margin-bottom: 0; }
.chart-box { width: 100%; overflow: hidden; }
.chart-box svg { display: block; width: 100%; height: auto; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 11.5px; color: var(--ink2); margin-top: 10px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 10px; height: 3px; border-radius: 2px; display: inline-block; }

.empty {
  display: grid; place-items: center; text-align: center; min-height: 190px;
  color: var(--ink3); font-size: 13px; gap: 6px;
}
.empty .e-ico { font-size: 30px; opacity: .5; }
.empty b { color: var(--ink2); font-size: 14px; }
.empty small { max-width: 420px; line-height: 1.8; }
.empty .ctl { margin-top: 8px; }

/* 表格 */
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-size: 11px; color: var(--ink3); font-weight: 700; background: var(--surface-2); position: sticky; top: 0; }
tbody tr:hover { background: var(--surface-2); }
.badge { display: inline-block; font-size: 10.5px; font-weight: 700; border-radius: 6px; padding: 2px 8px; }
.badge.visit { background: var(--soft); color: var(--primary); }
.badge.download { background: color-mix(in srgb, var(--amber) 14%, transparent); color: var(--amber); }
.badge.geo-none { background: var(--surface-2); color: var(--ink3); }

/* 全局空态 */
.global-empty {
  display: none; text-align: center; padding: 54px 24px;
  background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius); margin-bottom: 20px;
}
.global-empty.show { display: block; }
.global-empty h2 { font-size: 19px; margin: 0 0 10px; }
.global-empty p { color: var(--ink2); font-size: 13.5px; max-width: 540px; margin: 0 auto 18px; }
.global-empty .e-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(14px);
  background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 10px;
  font-size: 12.5px; z-index: 90; opacity: 0; transition: .25s; pointer-events: none; box-shadow: var(--shadow);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 1000px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .chart-grid, .chart-grid-3 { grid-template-columns: 1fr; }
  .topbar-inner { height: auto; padding: 12px 0; flex-wrap: wrap; }
  .top-actions { width: 100%; margin-left: 0; justify-content: flex-start; }
}
@media (max-width: 560px) {
  .wrap { width: min(1240px, calc(100% - 28px)); }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .kpi .k-value { font-size: 25px; }
  .login-box { padding: 30px 24px 24px; }
}
/* 语言切换（按浏览器语言自动选择，可手动覆盖） */
.lang-switch { min-width: 50px; font-weight: 700; letter-spacing: .02em; }
.login-lang { position: absolute; top: 14px; right: 14px; z-index: 2; }