/* ============ tokens ============ */
:root {
  color-scheme: light;
  --page: #f4f5f2;
  --surface: #fcfcfb;
  --surface-2: #f1f1ee;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --brand: #4d8a2b;
  --brand-ink: #ffffff;
  --brand-soft: #e6f0df;
  --focus: #2a78d6;

  --good: #0ca30c;
  --good-ink: #006300;
  --warn: #fab219;
  --warn-ink: #8a5a00;
  --crit: #d03b3b;
  --crit-ink: #b42323;

  --series-1: #2a78d6;
  --normal: #c3c2b7;
  --b1: #eba06f;
  --b2: #e07b4a;
  --b3: #c75233;
  --b4: #9c2f26;
  --c1: #2a78d6; --c2: #eb6834; --c3: #1baf7a; --c4: #eda100;
  --c5: #e87ba4; --c6: #008300; --c7: #6250d6; --c8: #e34948;
  /* เกรดเครดิต: ฝั่งดี = ฟ้า, B = เทากลาง, ฝั่งแย่ = ส้ม→แดงเข้ม (diverging, ผ่านตัวตรวจสีแล้ว) */
  --g-AA: #1c5cab; --g-A: #6da7ec; --g-B: #c3c2b7; --g-C: #eba06f; --g-D: #e07b4a;
  --g-F: #c75233; --g-Black: #9c2f26; --g-NPL: #6b1f19; --g-NA: #e1e0d9;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 2px 8px rgba(0, 0, 0, 0.04);
  --font: system-ui, -apple-system, "Segoe UI", "Noto Sans Thai", "Leelawadee UI", Tahoma, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #232321;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --muted: #9a9890;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --brand: #4d8a2b;
    --brand-soft: #22301a;
    --good-ink: #2fbf2f;
    --warn-ink: #fab219;
    --crit-ink: #ef7070;
    --series-1: #3987e5;
    --normal: #4a4a46;
    --c1: #3987e5; --c2: #d95926; --c3: #199e70; --c4: #c98500;
    --c5: #d55181; --c6: #008300; --c7: #9085e9; --c8: #e66767;
    --g-AA: #1c5cab; --g-A: #6da7ec; --g-B: #5a5a55; --g-C: #f4c3a0; --g-D: #eba06f;
    --g-F: #e07b4a; --g-Black: #c75233; --g-NPL: #a8322a; --g-NA: #383835;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232321;
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --muted: #9a9890;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.10);
  --brand: #4d8a2b;
  --brand-soft: #22301a;
  --good-ink: #2fbf2f;
  --warn-ink: #fab219;
  --crit-ink: #ef7070;
  --series-1: #3987e5;
  --normal: #4a4a46;
  --c1: #3987e5; --c2: #d95926; --c3: #199e70; --c4: #c98500;
  --c5: #d55181; --c6: #008300; --c7: #9085e9; --c8: #e66767;
  --g-AA: #1c5cab; --g-A: #6da7ec; --g-B: #5a5a55; --g-C: #f4c3a0; --g-D: #eba06f;
  --g-F: #e07b4a; --g-Black: #c75233; --g-NPL: #a8322a; --g-NA: #383835;
}

/* ============ base ============ */
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--page);
  color: var(--ink);
  font: 14px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
}
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.num { font-variant-numeric: tabular-nums; }

/* ============ shell ============ */
.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 12px;
  height: 52px; padding: 0 16px;
  background: var(--brand); color: var(--brand-ink);
}
.topbar .brand { font-weight: 700; font-size: 16px; white-space: nowrap; }
.topbar .brand small { font-weight: 400; opacity: .85; margin-left: 6px; }
.topbar .spacer { flex: 1; }
.topbar .fresh { font-size: 12px; opacity: .9; white-space: nowrap; }
.topbar .user { font-size: 13px; white-space: nowrap; }
.icon-btn {
  background: transparent; border: 1px solid rgba(255,255,255,.35); color: inherit;
  border-radius: 8px; padding: 4px 10px; cursor: pointer;
}
.icon-btn:hover { background: rgba(255,255,255,.12); }
.menu-btn { display: none; }

.layout { display: grid; grid-template-columns: 220px 1fr; min-height: calc(100vh - 52px); }
.sidenav {
  background: var(--surface); border-right: 1px solid var(--border); padding: 12px 8px;
  position: sticky; top: 52px; align-self: start; height: calc(100vh - 52px); overflow-y: auto;
}
.sidenav a {
  display: block; padding: 8px 12px; border-radius: 8px; margin-bottom: 2px;
  color: var(--ink-2); text-decoration: none; font-size: 13px;
}
.sidenav a:hover { background: var(--surface-2); color: var(--ink); }
.sidenav a[aria-current="page"] { background: var(--brand-soft); color: var(--ink); font-weight: 600; }
.sidenav a.soon { opacity: .55; }
.sidenav a.soon::after { content: "เร็วๆ นี้"; float: right; font-size: 11px; }

main { padding: 16px; min-width: 0; }

/* ============ filters ============ */
.filters {
  position: sticky; top: 52px; z-index: 20;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  padding: 10px 12px; margin: -16px -16px 16px; background: var(--page);
  border-bottom: 1px solid var(--border);
}
.fgroup { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.fgroup > .flabel { font-size: 12px; color: var(--muted); }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: var(--surface); }
.seg button { border: 0; background: transparent; padding: 5px 10px; cursor: pointer; font-size: 13px; }
.seg button + button { border-left: 1px solid var(--border); }
.seg button[aria-pressed="true"] { background: var(--brand); color: #fff; }
input[type="date"] {
  border: 1px solid var(--border); border-radius: 8px; padding: 4px 8px; background: var(--surface);
}
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; cursor: pointer;
  border: 1px solid var(--border); border-radius: 999px; background: var(--surface); font-size: 13px;
  user-select: none;
}
.chip input { accent-color: var(--brand); margin: 0; }
.chip:has(input:checked) { background: var(--brand-soft); border-color: var(--brand); }

.dropdown { position: relative; }
.dropdown > button {
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface);
  padding: 5px 10px; cursor: pointer; font-size: 13px;
}
.dropdown .panel {
  position: absolute; top: calc(100% + 4px); left: 0; z-index: 40; min-width: 280px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,.15); padding: 8px;
}
.dropdown .panel[hidden] { display: none; }
.panel .row-actions { display: flex; gap: 6px; margin-bottom: 6px; }
.panel .row-actions button { font-size: 12px; padding: 2px 8px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface-2); cursor: pointer; }
.panel h4 { margin: 8px 4px 4px; font-size: 12px; color: var(--muted); font-weight: 600; }
.panel label { display: flex; gap: 8px; align-items: center; padding: 4px 6px; border-radius: 6px; cursor: pointer; font-size: 13px; }
.panel label:hover { background: var(--surface-2); }
.panel label small { color: var(--muted); }
.panel input { accent-color: var(--brand); }

.compare-note { font-size: 12px; color: var(--muted); }

/* ============ cards ============ */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 14px 16px; min-width: 0;
}
.card h3 { margin: 0 0 8px; font-size: 14px; font-weight: 600; }
.card .sub { font-size: 12px; color: var(--muted); margin: -4px 0 8px; }

.top-grid { display: grid; grid-template-columns: 300px 1fr; gap: 12px; margin-bottom: 12px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.kpi { padding: 12px 14px; }
.kpi .label { font-size: 12px; color: var(--ink-2); }
.kpi .value { font-size: 24px; font-weight: 700; line-height: 1.25; margin-top: 2px; }
.kpi .delta { font-size: 12px; margin-top: 2px; color: var(--muted); }
.delta .good { color: var(--good-ink); font-weight: 600; }
.delta .bad { color: var(--crit-ink); font-weight: 600; }
.delta .flat { color: var(--muted); }

.hero { display: flex; flex-direction: column; gap: 10px; }
.hero .label { font-size: 13px; color: var(--ink-2); }
.hero .value { font-size: 44px; font-weight: 700; line-height: 1.1; }
.status {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px; width: fit-content;
}
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.status.good { color: var(--good-ink); background: color-mix(in srgb, var(--good) 14%, transparent); }
.status.warn { color: var(--warn-ink); background: color-mix(in srgb, var(--warn) 20%, transparent); }
.status.crit { color: var(--crit-ink); background: color-mix(in srgb, var(--crit) 14%, transparent); }

.bullet { position: relative; height: 14px; border-radius: 4px; overflow: hidden; display: flex; }
.bullet .band { height: 100%; }
.bullet .band.good { background: color-mix(in srgb, var(--good) 30%, var(--surface)); }
.bullet .band.warn { background: color-mix(in srgb, var(--warn) 38%, var(--surface)); }
.bullet .band.crit { background: color-mix(in srgb, var(--crit) 30%, var(--surface)); }
.bullet .marker { position: absolute; top: -2px; bottom: -2px; width: 3px; background: var(--ink); border-radius: 2px; box-shadow: 0 0 0 2px var(--surface); }
.bullet-scale { position: relative; height: 16px; font-size: 11px; color: var(--muted); }
.bullet-scale span { position: absolute; transform: translateX(-50%); }
.bullet-scale span:first-child { transform: none; }
.bullet-scale span:last-child { transform: translateX(-100%); }

.grid-2 { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 12px; margin-bottom: 12px; }
.chart { width: 100%; height: 300px; }
.chart.short { height: 190px; }

/* ============ table ============ */
.table-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.table-head h3 { margin: 0; flex: 1; }
.btn {
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface-2);
  padding: 4px 12px; cursor: pointer; font-size: 13px;
}
.btn:hover { border-color: var(--axis); }
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td { padding: 7px 10px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
table.data th { text-align: right; font-weight: 600; color: var(--ink-2); font-size: 12px; cursor: pointer; user-select: none; position: relative; }
table.data th:first-child, table.data td:first-child { text-align: left; }
table.data th[aria-sort="ascending"]::after { content: " ▲"; font-size: 10px; }
table.data th[aria-sort="descending"]::after { content: " ▼"; font-size: 10px; }
table.data td { text-align: right; font-variant-numeric: tabular-nums; }
table.data tbody tr:hover { background: var(--surface-2); }
table.data tfoot td { font-weight: 700; border-top: 2px solid var(--axis); border-bottom: 0; }
table.data td.npl { font-weight: 700; }
table.data td.npl.good { color: var(--good-ink); }
table.data td.npl.warn { color: var(--warn-ink); }
table.data td.npl.crit { color: var(--crit-ink); background: color-mix(in srgb, var(--crit) 8%, transparent); }
table.data .bname { color: var(--muted); font-size: 12px; margin-left: 6px; }
table.data .d { font-size: 12px; }

/* ============ states ============ */
.loading { opacity: .55; transition: opacity .15s; pointer-events: none; }
.notice { padding: 12px 14px; border-radius: var(--radius); background: var(--surface); border: 1px dashed var(--axis); color: var(--ink-2); }
.error-box { padding: 12px 14px; border-radius: var(--radius); background: color-mix(in srgb, var(--crit) 10%, var(--surface)); color: var(--crit-ink); margin-bottom: 12px; }
.foot-note { font-size: 12px; color: var(--muted); margin-top: 12px; }

/* ============ login ============ */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 380px; }
.login-card .head { background: var(--brand); color: #fff; margin: -14px -16px 16px; padding: 18px 16px; border-radius: var(--radius) var(--radius) 0 0; }
.login-card .head h1 { margin: 0; font-size: 18px; }
.login-card .head p { margin: 2px 0 0; font-size: 13px; opacity: .9; }
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.field label { font-size: 13px; color: var(--ink-2); }
.field input, .field select {
  border: 1px solid var(--axis); border-radius: 8px; padding: 8px 10px; background: var(--surface);
}
.btn-primary {
  width: 100%; border: 0; border-radius: 8px; padding: 10px; background: var(--brand); color: #fff;
  font-weight: 600; cursor: pointer;
}
.btn-primary:disabled { opacity: .6; cursor: wait; }
.login-msg { min-height: 20px; font-size: 13px; color: var(--crit-ink); margin-bottom: 8px; }

/* ============ responsive ============ */
@media (max-width: 1200px) {
  .kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidenav { display: none; position: fixed; top: 52px; left: 0; bottom: 0; width: 240px; height: auto; z-index: 50; box-shadow: 0 8px 24px rgba(0,0,0,.2); }
  .sidenav.open { display: block; }
  .menu-btn { display: inline-block; }
  .top-grid { grid-template-columns: 1fr; }
  .topbar .fresh { display: none; }
  .filters { position: static; }
}
@media (max-width: 560px) {
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi .value { font-size: 20px; }
  .topbar .brand small, .topbar .user { display: none; }
}
@media (forced-colors: active) {
  .bullet .marker { background: CanvasText; }
}

/* ============ growth page ============ */
.g-top { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 12px; margin-bottom: 12px; }
.g-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.gcard { display: flex; flex-direction: column; gap: 4px; }
.gcard .label { font-size: 12px; color: var(--ink-2); }
.gcard .value { font-size: 24px; font-weight: 700; line-height: 1.25; }
.gcard .hero-value { font-size: 36px; font-weight: 700; line-height: 1.15; }
.gcard .sub2 { font-size: 12px; color: var(--muted); }
.gcard .flag { font-size: 11px; color: var(--warn-ink); }
.progress { position: relative; height: 10px; border-radius: 4px; background: var(--surface-2); overflow: visible; margin-top: 6px; }
.progress .fill { height: 100%; border-radius: 4px; }
.progress .fill.brand { background: var(--brand); }
.progress .fill.good { background: var(--good); }
.progress .fill.warn { background: var(--warn); }
.progress .fill.crit { background: var(--crit); }
.progress .marker { position: absolute; top: -3px; bottom: -3px; width: 3px; background: var(--ink); border-radius: 2px; box-shadow: 0 0 0 2px var(--surface); }
.progress-scale { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); }
.grid-2-eq { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; margin-bottom: 12px; }
.grid-2-wide { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 12px; margin-bottom: 12px; }
.mb12 { margin-bottom: 12px; }
@media (max-width: 1200px) {
  .g-top { grid-template-columns: 1fr; }
  .grid-2-eq, .grid-2-wide { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .g-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gcard .value { font-size: 20px; }
  .gcard .hero-value { font-size: 28px; }
}

/* ============ credit page ============ */
.c-kpis { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin-bottom: 12px; }
.def-list { margin: 0; padding: 0; list-style: none; font-size: 13px; }
.def-list li { display: flex; gap: 8px; align-items: baseline; padding: 4px 0; border-bottom: 1px solid var(--grid); }
.def-list .sw { width: 10px; height: 10px; border-radius: 2px; flex: none; transform: translateY(1px); }
.def-list b { min-width: 64px; }
.grade-chip input { accent-color: var(--brand); }
@media (max-width: 1200px) { .c-kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 560px) { .c-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* ============ approval page ============ */
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-bottom: 12px; }
@media (max-width: 1200px) { .grid-3 { grid-template-columns: 1fr; } }

/* ============ overdue list page ============ */
.pager { display: flex; align-items: center; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.pager .btn:disabled { opacity: .45; cursor: default; }
.search { border: 1px solid var(--border); border-radius: 8px; padding: 5px 10px; background: var(--surface); min-width: 220px; }
@media (max-width: 560px) { .search { min-width: 0; width: 100%; } .table-head { flex-wrap: wrap; } }