/* ============================================================
   App PayAI — Admin Surface Design System (payai-admin.css)
   Brand-aligned tokens + 8pt spatial rhythm, shared by
   /ui/admin.html, /ui/dashboard.html and /ui/console.html.
   ============================================================ */
:root{
  color-scheme: light dark;

  /* Brand ramp (mirrors storefront palette) */
  --pa-brand-50:#f5f3ff; --pa-brand-100:#ede9fe; --pa-brand-200:#ddd6fe;
  --pa-brand-300:#c4b5fd; --pa-brand-400:#a78bfa; --pa-brand-500:#8b5cf6;
  --pa-brand-600:#7c3aed; --pa-brand-700:#6d28d9; --pa-brand-800:#5b21b6;
  --pa-brand-900:#4c1d95;
  --pa-accent:#a855f7;

  /* Semantic */
  --pa-success:#059669; --pa-warning:#d97706; --pa-danger:#dc2626;
  --pa-info:#0ea5e9;

  /* Neutral surfaces */
  --pa-bg:#faf7ff; --pa-surface:#ffffff; --pa-surface-2:#f7f4fe;
  --pa-border:#e8e0f7; --pa-border-strong:#d4c5f0;
  --pa-ink:#241a33; --pa-ink-2:#5b4a72; --pa-ink-3:#8b7ba6;
  --pa-inverse:#ffffff;

  /* Elevation ladder */
  --pa-el-1:0 1px 2px rgba(76,29,149,.06), 0 1px 3px rgba(76,29,149,.08);
  --pa-el-2:0 4px 12px rgba(76,29,149,.10), 0 2px 4px rgba(76,29,149,.06);
  --pa-el-3:0 12px 32px rgba(76,29,149,.14), 0 4px 12px rgba(76,29,149,.08);
  --pa-el-hover:0 16px 40px rgba(124,58,237,.20);

  /* 8pt spatial rhythm */
  --pa-space-1:2px;  --pa-space-2:4px;  --pa-space-3:8px;
  --pa-space-4:12px; --pa-space-5:16px; --pa-space-6:24px;
  --pa-space-7:32px; --pa-space-8:48px; --pa-space-9:64px;

  /* Fluid page gutter */
  --pa-page-inline:clamp(16px, 3vw, 32px);
  --pa-page-block:24px;

  /* Radii */
  --pa-radius-xs:2px; --pa-radius-sm:2px; --pa-radius-md:2px;
  --pa-radius-lg:2px; --pa-radius-xl:2px; --pa-radius-pill:2px;

  /* Motion */
  --pa-ease:cubic-bezier(.4,0,.2,1);
  --pa-fast:140ms var(--pa-ease); --pa-base:220ms var(--pa-ease);

  /* Component metrics */
  --pa-control-h:32px;
  --pa-font: "Inter","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --pa-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
@media(prefers-color-scheme:dark){
  :root{
    --pa-bg:#12101c; --pa-surface:#1a1626; --pa-surface-2:#211c33;
    --pa-border:#322b4d; --pa-border-strong:#4a3f6b;
    --pa-ink:#f2eefd; --pa-ink-2:#b9abd6; --pa-ink-3:#8878a8;
    --pa-brand-300:#c4b5fd; --pa-brand-400:#a78bfa; --pa-brand-500:#8b5cf6;
    --pa-el-1:0 1px 2px rgba(0,0,0,.4);
    --pa-el-2:0 4px 14px rgba(0,0,0,.45);
    --pa-el-3:0 14px 36px rgba(0,0,0,.55);
    --pa-el-hover:0 18px 44px rgba(167,139,250,.25);
  }
}

html[data-color-scheme-override="dark"]{
  --pa-bg:#12101c; --pa-surface:#1a1626; --pa-surface-2:#211c33;
  --pa-border:#322b4d; --pa-border-strong:#4a3f6b;
  --pa-ink:#f2eefd; --pa-ink-2:#b9abd6; --pa-ink-3:#8878a8;
  --pa-brand-300:#c4b5fd; --pa-brand-400:#a78bfa; --pa-brand-500:#8b5cf6;
  --pa-el-1:0 1px 2px rgba(0,0,0,.4);
  --pa-el-2:0 4px 14px rgba(0,0,0,.45);
  --pa-el-3:0 14px 36px rgba(0,0,0,.55);
  --pa-el-hover:0 18px 44px rgba(167,139,250,.25);
}

html[data-color-scheme-override="light"]{
  --pa-bg:#faf7ff; --pa-surface:#ffffff; --pa-surface-2:#f7f4fe;
  --pa-border:#e8e0f7; --pa-border-strong:#d4c5f0;
  --pa-ink:#241a33; --pa-ink-2:#5b4a72; --pa-ink-3:#8b7ba6;
  --pa-brand-300:#c4b5fd; --pa-brand-400:#a78bfa; --pa-brand-500:#8b5cf6;
  --pa-el-1:0 1px 2px rgba(76,29,149,.06), 0 1px 3px rgba(76,29,149,.08);
  --pa-el-2:0 4px 12px rgba(76,29,149,.10), 0 2px 4px rgba(76,29,149,.06);
  --pa-el-3:0 12px 32px rgba(76,29,149,.14), 0 4px 12px rgba(76,29,149,.08);
  --pa-el-hover:0 16px 40px rgba(124,58,237,.20);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth}
body.pa-surface{
  margin:0; min-height:100vh;
  font-family:var(--pa-font); font-size:15px; line-height:1.55;
  color:var(--pa-ink);
  background:
    radial-gradient(ellipse 80% 50% at 8% -10%, rgba(124,58,237,.10), transparent 60%),
    radial-gradient(ellipse 70% 40% at 96% 4%, rgba(168,85,247,.08), transparent 55%),
    var(--pa-bg);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
a{color:var(--pa-brand-600); text-decoration:none; transition:color var(--pa-fast)}
a:hover{color:var(--pa-brand-700); text-decoration:underline}
img{max-width:100%; display:block}
:focus-visible{outline:3px solid var(--pa-brand-400); outline-offset:2px; border-radius:2px}

/* ---------- Top bar ---------- */
.pa-topbar{
  position:sticky; top:0; z-index:40;
  display:flex; align-items:center; justify-content:space-between; gap:var(--pa-space-4);
  padding:0 max(var(--pa-page-inline), 24px);
  height:64px;
  background:color-mix(in srgb, var(--pa-surface) 88%, transparent);
  backdrop-filter:blur(16px) saturate(150%);
  border-bottom:1px solid var(--pa-border);
}
.pa-topbar .pa-logo{
  display:inline-flex; align-items:center; gap:var(--pa-space-3);
  font-weight:800; letter-spacing:-.02em; color:var(--pa-ink); font-size:1.02rem;
}
.pa-logo-mark{
  width:36px; height:36px; border-radius:2px; flex:0 0 36px;
  display:grid; place-items:center; color:#fff; font-size:0.875rem; font-weight:800;
  background:linear-gradient(135deg,var(--pa-brand-500),var(--pa-accent));
  box-shadow:0 6px 16px rgba(124,58,237,.35);
}
.pa-env-chip{
  font-size:0.875rem; font-weight:650; letter-spacing:.04em; text-transform:uppercase;
  padding:2px 10px; border-radius:2px;
  background:var(--pa-brand-50); color:var(--pa-brand-700);
  border:1px solid var(--pa-brand-200);
}
@media(prefers-color-scheme:dark){
  .pa-env-chip{background:rgba(139,92,246,.14); border-color:rgba(139,92,246,.35); color:var(--pa-brand-300)}
}

/* ---------- Page scaffold ---------- */
.pa-page{
  max-width:1280px; margin-inline:auto;
  padding:var(--pa-page-block) var(--pa-page-inline) calc(var(--pa-page-block) * 2.5);
}
.pa-section{margin-top:var(--pa-space-7)}
.pa-section:first-child{margin-top:0}
.pa-section-head{
  display:flex; align-items:center; justify-content:space-between;
  gap:var(--pa-space-4); margin:0 0 12px;
}
.pa-h1{margin:0; font-size:clamp(1.45rem,1.2rem + 1.2vw,2rem); font-weight:800; letter-spacing:-.025em}
.pa-h2{margin:0; font-size:1.08rem; font-weight:750; letter-spacing:-.015em}
.pa-sub{margin:.35rem 0 0; color:var(--pa-ink-2); font-size:.9rem; max-width:60ch}

/* ---------- Grid systems ---------- */
.pa-grid{display:grid; gap:var(--pa-space-4)}
.pa-grid.kpis{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.pa-grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(380px,1fr))}
@media(max-width:640px){.pa-grid.cols-2{grid-template-columns:1fr}}

/* ---------- Cards ---------- */
.pa-card{
  background:var(--pa-surface); border:1px solid var(--pa-border);
  border-radius:2px; box-shadow:var(--pa-el-1);
  padding:var(--pa-space-5);
  transition:transform var(--pa-base), box-shadow var(--pa-base), border-color var(--pa-base);
}
.pa-card.hoverable:hover{
  transform:translateY(-2px); box-shadow:var(--pa-el-hover); border-color:var(--pa-border-strong);
}
.pa-card-head{display:flex; align-items:center; justify-content:space-between; gap:var(--pa-space-3); margin-bottom:12px}
.pa-kpi-label{
  display:inline-flex; align-items:center; gap:var(--pa-space-2);
  font-size:0.875rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color:var(--pa-ink-3);
}
.pa-kpi-value{margin-top:var(--pa-space-2); font-size:clamp(1.6rem,1.2rem + 1vw,2.1rem); font-weight:800; letter-spacing:-.03em; font-variant-numeric:tabular-nums}
.pa-kpi-meta{margin-top:var(--pa-space-1); font-size:0.875rem; color:var(--pa-ink-3)}
.pa-kpi-icon{
  width:38px; height:38px; border-radius:2px; flex:0 0 38px;
  display:grid; place-items:center; font-size:1rem;
  background:linear-gradient(135deg, var(--pa-brand-500), var(--pa-accent)); color:#fff;
  box-shadow:0 4px 10px rgba(124,58,237,.30);
}
.pa-kpi.good .pa-kpi-icon{background:linear-gradient(135deg,#10b981,#059669)}
.pa-kpi.warn .pa-kpi-icon{background:linear-gradient(135deg,#f59e0b,#d97706)}
.pa-kpi.bad  .pa-kpi-icon{background:linear-gradient(135deg,#f87171,#dc2626)}

/* ---------- Buttons / inputs ---------- */
.pa-btn{
  appearance:none; border:1px solid transparent; cursor:pointer;
  display:inline-flex; align-items:center; justify-content:center; gap:var(--pa-space-2);
  height:var(--pa-control-h); padding:0 var(--pa-space-5);
  border-radius:2px; font-weight:650; font-size:.92rem;
  transition:transform var(--pa-fast), box-shadow var(--pa-fast), background var(--pa-fast), border-color var(--pa-fast);
}
.pa-btn.primary{background:linear-gradient(135deg,var(--pa-brand-500),var(--pa-brand-600)); color:var(--pa-inverse); box-shadow:0 4px 12px rgba(124,58,237,.32)}
.pa-btn.primary:hover{transform:translateY(-1px); box-shadow:0 8px 20px rgba(124,58,237,.40)}
.pa-btn.primary:active{transform:translateY(0)}
.pa-btn.ghost{background:var(--pa-surface); border-color:var(--pa-border); color:var(--pa-ink)}
.pa-btn.ghost:hover{border-color:var(--pa-border-strong); background:var(--pa-surface-2)}
.pa-btn.danger{background:transparent; border-color:var(--pa-danger); color:var(--pa-danger)}
.pa-btn.danger:hover{background:rgba(220,38,38,.08)}
.pa-btn.sm{height:30px; padding:0 var(--pa-space-3); font-size:0.875rem; border-radius:2px}
.pa-btn[disabled]{opacity:.5; pointer-events:none}
.pa-input,.pa-select{
  height:var(--pa-control-h); padding:0 var(--pa-space-3);
  background:var(--pa-surface-2); border:1px solid var(--pa-border);
  border-radius:2px; color:var(--pa-ink);
  transition:border-color var(--pa-fast), background var(--pa-fast), box-shadow var(--pa-fast);
}
.pa-input:focus,.pa-select:focus{outline:none; border-color:var(--pa-brand-500); box-shadow:0 0 0 3px rgba(139,92,246,.18); background:var(--pa-surface)}
label.pa-label{display:block; font-size:0.875rem; font-weight:650; color:var(--pa-ink-2); margin-bottom:var(--pa-space-1)}

/* ---------- Tables ---------- */
.pa-table-wrap{
  border:1px solid var(--pa-border); border-radius:2px;
  background:var(--pa-surface); box-shadow:var(--pa-el-1); overflow:hidden;
}
.pa-table-wrap thead{border-bottom:1px solid var(--pa-border)}
.pa-table-wrap tbody{border-top:0}
.pa-table-wrap table{width:100%; border-collapse:collapse; font-variant-numeric:tabular-nums}
.pa-table-wrap th{
  text-align:left; padding:var(--pa-space-3) var(--pa-space-4);
  font-size:0.875rem; font-weight:700; letter-spacing:.07em; text-transform:uppercase;
  color:var(--pa-ink-3); background:var(--pa-surface-2);
  border-bottom:1px solid var(--pa-border);
}
.pa-table-wrap td{padding:var(--pa-space-3) var(--pa-space-4); border-bottom:1px solid var(--pa-border); vertical-align:middle}
.pa-table-wrap tbody tr:last-child td{border-bottom:none}
.pa-table-wrap tbody tr{transition:background var(--pa-fast)}
.pa-table-wrap tbody tr:hover{background:var(--pa-surface-2)}
.pa-mono{font-family:var(--pa-mono); font-size:0.875em}

/* ---------- Badges / chips ---------- */
.pa-badge{
  display:inline-flex; align-items:center; gap:6px;
  padding:3px 10px; border-radius:2px;
  font-size:0.875rem; font-weight:700; letter-spacing:.02em;
  background:var(--pa-surface-2); color:var(--pa-ink-2); border:1px solid var(--pa-border);
}
.pa-badge.success{background:rgba(5,150,105,.10); color:var(--pa-success); border-color:rgba(5,150,105,.30)}
.pa-badge.warning{background:rgba(217,119,6,.10); color:var(--pa-warning); border-color:rgba(217,119,6,.30)}
.pa-badge.danger{background:rgba(220,38,38,.10); color:var(--pa-danger); border-color:rgba(220,38,38,.30)}
.pa-dot{width:6px; height:6px; border-radius:50%; background:currentColor}

/* ---------- Empty / error / loading states ---------- */
.pa-empty{
  display:grid; place-items:center; text-align:center; gap:var(--pa-space-3);
  padding:var(--pa-space-8) var(--pa-space-5); color:var(--pa-ink-3);
}
.pa-empty-emoji{font-size:2rem; opacity:.7}
.pa-skeleton{
  background:linear-gradient(90deg,var(--pa-surface-2) 25%, var(--pa-brand-50) 50%, var(--pa-surface-2) 75%);
  background-size:200% 100%;
  animation:pa-shimmer 1.4s infinite linear; border-radius:2px;
  min-height:14px;
}
@keyframes pa-shimmer{to{background-position:-200% 0}}
@media(prefers-reduced-motion:reduce){
  .pa-skeleton{animation:none; background:var(--pa-surface-2)}
  *{transition-duration:.01ms !important; animation-duration:.01ms !important}
}
.pa-alert{
  display:flex; align-items:flex-start; gap:var(--pa-space-3);
  padding:var(--pa-space-3) var(--pa-space-4); border-radius:2px;
  background:var(--pa-surface-2); border:1px solid var(--pa-border);
}
.pa-alert.danger{background:rgba(220,38,38,.08); border-color:rgba(220,38,38,.30); color:var(--pa-danger)}
.pa-alert.success{background:rgba(5,150,105,.08); border-color:rgba(5,150,105,.30); color:var(--pa-success)}
.pa-alert.info{background:rgba(14,165,233,.08); border-color:rgba(14,165,233,.30); color:#0369a1}

/* ---------- Toast ---------- */
.pa-toast-host{
  position:fixed; left:50%; right:auto; top:76px; bottom:auto; z-index:100;
  transform:translateX(-50%);
  display:flex; flex-direction:column; gap:var(--pa-space-2);
  width:min(720px,calc(100vw - 32px)); max-width:min(720px,calc(100vw - 32px));
  pointer-events:none;
}
.pa-toast{
  display:flex; align-items:center; gap:10px;
  padding:9px 16px; border-radius:8px;
  background:var(--pa-surface); border:1px solid var(--pa-border); color:var(--pa-ink);
  box-shadow:var(--pa-el-3); font-size:.88rem; font-weight:550;
  line-height:1.5; opacity:1;
  animation:pa-toast-in 260ms var(--pa-ease);
  pointer-events:auto;
}
.pa-toast::before{
  flex:0 0 auto; font-size:16px; line-height:1; font-weight:700;
}
.pa-toast.success::before{content:"✓"; color:var(--pa-success)}
.pa-toast.warning::before{content:"!"; color:var(--pa-warning)}
.pa-toast.error::before{content:"!"; color:var(--pa-danger)}
.pa-toast.info::before{content:"i"; color:var(--pa-info)}
.pa-toast.success{color:var(--pa-success)}
.pa-toast.warning{color:var(--pa-warning)}
.pa-toast.error{color:var(--pa-danger)}
.pa-toast.info{color:var(--pa-info)}
.pa-toast.success,.pa-toast.warning,.pa-toast.error,.pa-toast.info{
  border-color:color-mix(in srgb, currentColor 24%, transparent);
}
.pa-toast.is-leaving{animation:pa-toast-out 220ms var(--pa-ease) forwards}
@keyframes pa-toast-in{from{opacity:0; transform:translateY(-12px)}to{opacity:1; transform:translateY(0)}}
@keyframes pa-toast-out{to{opacity:0; transform:translateY(-12px)}}
/* ---------- Charts (pure CSS bars) ---------- */
.pa-bars{display:flex; align-items:flex-end; justify-content:space-between; gap:var(--pa-space-3); height:160px; padding-top:var(--pa-space-3)}
.pa-bar{
  flex:0 1 26px; min-width:10px; border-radius:2px; position:relative;
  background:linear-gradient(180deg,var(--pa-brand-400),var(--pa-brand-600));
  transition:height var(--pa-base), filter var(--pa-fast);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
  max-height:100%;
}
.pa-bar:hover{filter:brightness(1.12)}
.pa-bar-label{
  position:absolute; top:100%; left:50%; transform:translateX(-50%);
  margin-top:var(--pa-space-2); font-size:0.875rem; color:var(--pa-ink-3); white-space:nowrap;
  font-variant-numeric:tabular-nums;
}
.pa-bar.is-today{box-shadow:inset 0 0 0 1px rgba(255,255,255,.14), 0 0 0 2px var(--pa-brand-300)}
.pa-bar.is-today .pa-bar-label{color:var(--pa-ink-2); font-weight:600}
.pa-axis-note{margin-top:var(--pa-space-7); text-align:center; font-size:0.875rem; color:var(--pa-ink-3); letter-spacing:.04em}

/* ---------- Login card ---------- */
.pa-login-wrap{min-height:100vh; display:grid; place-items:center; padding:var(--pa-page-block) var(--pa-page-inline)}
.pa-login-card{
  width:min(420px,100%); background:var(--pa-surface);
  border:1px solid var(--pa-border); border-radius:2px;
  box-shadow:var(--pa-el-3); padding:var(--pa-space-7) var(--pa-space-6);
}
.pa-login-card .pa-logo-mark{width:44px;height:44px;font-size:.92rem;margin-bottom:var(--pa-space-4)}

/* mxtdev-poscheck 2026-10-14T22:23:24 */

/* ---------- Compact OpenRouter-aligned rhythm ---------- */
body.pa-surface{font-size:14px; line-height:1.5}
.pa-topbar{
  height:56px;
  gap:12px;
  padding:0 max(var(--pa-page-inline), 16px);
}
.pa-topbar .pa-logo{gap:8px; font-size:14px}
.pa-logo-mark{width:32px; height:32px; flex-basis:32px; border-radius:2px; font-size:14px}
.pa-env-chip{padding:1px 8px; font-size:14px}
.pa-page{padding:24px var(--pa-page-inline) 48px}
.pa-section{margin-top:24px}
.pa-section-head{gap:12px; margin-bottom:16px}
.pa-h1{font-size:24px}
.pa-h2{font-size:16px}
.pa-sub{margin-top:2px; font-size:14px}
.pa-grid{gap:12px}
.pa-grid.kpis{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.pa-grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.pa-card{padding:16px; border-radius:2px}
.pa-card-head{gap:8px; margin-bottom:12px}
.pa-kpi-label{font-size:14px; letter-spacing:0; text-transform:none}
.pa-kpi-value{margin-top:4px; font-size:24px}
.pa-kpi-meta{font-size:14px}
.pa-kpi-icon{width:32px; height:32px; flex-basis:32px; border-radius:2px; font-size:14px}
.pa-btn{height:32px; padding:0 12px; border-radius:2px; font-size:14px}
.pa-btn.sm{height:28px; padding:0 8px; font-size:14px}
.pa-input,.pa-select{height:32px; padding:0 8px; border-radius:2px; font-size:14px}
label.pa-label{margin-bottom:2px; font-size:14px}
.pa-table-wrap{border-radius:2px}
.pa-table-wrap th,.pa-table-wrap td{padding:8px 12px}
.pa-table-wrap th{font-size:14px; letter-spacing:0; text-transform:none}
.pa-badge{padding:2px 8px; font-size:14px}
.pa-empty{padding:32px 16px; gap:8px}
.pa-alert{padding:8px 12px; border-radius:2px}
.pa-toast-host{left:50%; right:auto; top:68px; bottom:auto; transform:translateX(-50%); width:min(720px,calc(100vw - 32px)); gap:4px}
.pa-toast{padding:9px 16px; border-radius:8px; font-size:14px}
.pa-bars{height:120px; padding-top:8px; gap:4px}
.pa-axis-note{margin-top:24px; font-size:14px}
.pa-login-wrap{padding:24px var(--pa-page-inline)}
.pa-login-card{padding:16px; border-radius:2px}
.pa-login-card .pa-logo-mark{width:36px; height:36px; margin-bottom:12px}
@media(max-width:719px){
  .pa-topbar{height:auto; min-height:56px; padding:8px 16px}
  .pa-page{padding:16px 16px 32px}
  .pa-btn,.pa-input,.pa-select{min-height:44px}
  .pa-btn{height:44px}
  .pa-input,.pa-select{height:44px}
}

/* Small-radius normalization for admin controls. */
html body input:not([type="checkbox"]):not([type="radio"]),
html body select,
html body textarea,
html body button,
html body .btn,
html body .primary-button,
html body .ghost-button,
html body .pa-btn{
  border-radius:2px!important;
}
html body .console-site-search input[type="search"],
html body .order-search-form input[type="search"]{
  border-radius:2px!important;
}
html body .console-site-search button,
html body .order-search-submit{
  border-radius:2px!important;
}