:root {
  --paper: #f5f3ee;
  --card: #ffffff;
  --ink: #132238;
  --ink-2: #44526a;
  --ink-3: #7a8598;
  --line: #e2ded4;
  --navy: #132a4a;
  --gold: #c8a03a;
  --gold-ink: #2b2208;
  --s0: #f0efea;  /* ไม่มีผู้ลงทะเบียน */
  --s1: #d3ebe7;
  --s2: #9fd3cb;
  --s3: #55aea2;
  --s4: #1f7f74;
  --s5: #0d5048;
  --ps-rep: #2563b8;   /* มีตัวแทนแล้ว: น้ำเงิน */
  --ps-reg: #a8dfae;   /* มีผู้ลงทะเบียน: เขียวอ่อน */
  --ps-none: #e05353;  /* ยังไม่มีใคร: แดง */
  --ps-reg-ink: #14401b;
  --ok: #1f7f74;
  --warn: #b7791f;
  --bad: #b33a3a;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(19, 34, 56, .06), 0 6px 20px rgba(19, 34, 56, .05);
  --font: "Sarabun", "Loma", "Tahoma", system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0f1622; --card: #172131; --ink: #e8ecf2; --ink-2: #b4bfcf; --ink-3: #8592a6;
    --line: #2a3648; --s0: #1d2737; --s1: #173e3b; --s2: #1d5c55; --s3: #2b8578; --s4: #4fb3a5; --s5: #8fded2;
    --shadow: none; color-scheme: dark;
    --ps-rep: #4f8de0; --ps-reg: #5fae68; --ps-none: #d9534f; --ps-reg-ink: #0e2a12;
  }
}
:root[data-theme="dark"] {
  --paper: #0f1622; --card: #172131; --ink: #e8ecf2; --ink-2: #b4bfcf; --ink-3: #8592a6;
  --line: #2a3648; --s0: #1d2737; --s1: #173e3b; --s2: #1d5c55; --s3: #2b8578; --s4: #4fb3a5; --s5: #8fded2;
  --shadow: none; color-scheme: dark;
    --ps-rep: #4f8de0; --ps-reg: #5fae68; --ps-none: #d9534f; --ps-reg-ink: #0e2a12;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font); font-size: 16px; line-height: 1.6;
}
a { color: inherit; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.num { font-variant-numeric: tabular-nums; }

/* ---------- แถบหัว ---------- */
.masthead { background: var(--navy); color: #f3f1ea; padding: 28px 0 30px; position: relative; overflow: hidden; }
.masthead::after {
  content: ""; position: absolute; inset: auto -10% -60% auto; width: 520px; height: 520px;
  border-radius: 50%; border: 1px solid rgba(200, 160, 58, .25); pointer-events: none;
}
.eyebrow { font-size: 14px; letter-spacing: .02em; color: #d9c58f; margin: 0 0 6px; }
.masthead h1 { font-size: clamp(26px, 4.4vw, 42px); line-height: 1.2; margin: 0 0 10px; font-weight: 700; }
.masthead p.lead { margin: 0 0 20px; max-width: 760px; color: #cfd6e2; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 10px 20px; border-radius: 999px; border: 1px solid transparent;
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
}
.btn-gold { background: var(--gold); color: var(--gold-ink); }
.btn-gold:hover { filter: brightness(1.05); }
.btn-ghost { border-color: rgba(255, 255, 255, .35); color: #fff; background: transparent; }
.btn-line { background: #06c755; color: #fff; }
.btn-plain { background: var(--card); border-color: var(--line); color: var(--ink); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.demo-banner {
  display: none; background: #fff4d6; color: #5a4300; border-bottom: 1px solid #ecd9a0;
  font-size: 14px; padding: 8px 0; text-align: center;
}
.is-demo .demo-banner { display: block; }

/* ---------- ตัวเลขหลัก ---------- */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: -22px 0 24px; position: relative; z-index: 1; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.kpi .label { color: var(--ink-2); font-size: 14px; }
.kpi .value { font-size: clamp(30px, 4vw, 44px); font-weight: 700; line-height: 1.1; margin-top: 4px; }
.kpi .value small { font-size: .45em; color: var(--ink-3); font-weight: 600; }
.kpi .sub { font-size: 13px; color: var(--ink-3); margin-top: 4px; }
.kpi.primary { border-top: 4px solid var(--gold); }
.meter { height: 8px; background: var(--s0); border-radius: 99px; margin-top: 10px; overflow: hidden; }
.meter > i { display: block; height: 100%; background: var(--s4); border-radius: 99px; }

/* ---------- การ์ดหัวข้อ ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); margin-bottom: 20px; }
.card h2 { font-size: 20px; margin: 0 0 4px; }
.card .hint { color: var(--ink-3); font-size: 14px; margin: 0 0 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 > .card, .grid-3 > .card { margin-bottom: 0; }
.section-gap { margin-bottom: 20px; }

/* ---------- แผนที่จังหวัดแบบกลุ่มภาค ---------- */
.legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--ink-2); margin-bottom: 16px; align-items: center; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 14px; height: 14px; border-radius: 4px; display: inline-block; border: 1px solid var(--line); }
.region { margin-bottom: 18px; }
.region-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px; border-bottom: 1px solid var(--line); padding-bottom: 6px; margin-bottom: 10px; }
.region-head h3 { margin: 0; font-size: 16px; }
.region-head .meta { font-size: 13px; color: var(--ink-3); white-space: nowrap; }
.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 6px; }
.chip { display: flex; justify-content: space-between; align-items: center; gap: 6px; padding: 7px 10px; border-radius: 9px; font-size: 14px; background: var(--s0); color: var(--ink-3); border: 1px dashed var(--line); }
.chip b { font-weight: 700; }
.chip.b1 { background: var(--s1); color: #0d3b36; border: 1px solid transparent; }
.chip.b2 { background: var(--s2); color: #0b332f; border: 1px solid transparent; }
.chip.b3 { background: var(--s3); color: #fff; border: 1px solid transparent; }
.chip.b4 { background: var(--s4); color: #fff; border: 1px solid transparent; }
.chip.b5 { background: var(--s5); color: #fff; border: 1px solid transparent; }
:root[data-theme="dark"] .chip.b1, :root[data-theme="dark"] .chip.b2 { color: #e8f4f2; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .chip.b1, :root:not([data-theme="light"]) .chip.b2 { color: #e8f4f2; } :root:not([data-theme="light"]) .chip.b5 { color: #0b2b27; } }
.chip .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- แท่งแนวนอน ---------- */
.bars { display: grid; gap: 10px; }
.bar-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 10px; font-size: 14px; }
.bar-row .k { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-row .v { color: var(--ink-2); }
.bar-row .track { grid-column: 1 / -1; height: 10px; background: var(--s0); border-radius: 99px; overflow: hidden; }
.bar-row .track i { display: block; height: 100%; background: var(--s4); border-radius: 99px; }

/* ---------- กราฟยอดสะสม ---------- */
.chart svg { width: 100%; height: auto; display: block; }
.chart .axis { fill: var(--ink-3); font-size: 12px; font-family: var(--font); }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .area { fill: var(--s3); opacity: .18; }
.chart .ln { fill: none; stroke: var(--s4); stroke-width: 2.5; stroke-linejoin: round; }
.chart .dot { fill: var(--s4); }
.chart .lbl { fill: var(--ink); font-size: 13px; font-weight: 700; font-family: var(--font); }

.foot { color: var(--ink-3); font-size: 13px; padding: 8px 0 36px; }
.foot p { margin: 4px 0; }

/* ---------- ฟอร์ม ---------- */
.form-wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.form-head { background: var(--navy); color: #f3f1ea; padding: 24px 0 26px; }
.form-head h1 { font-size: clamp(22px, 3.4vw, 30px); margin: 0 0 6px; line-height: 1.25; }
.form-head p { margin: 0; color: #cfd6e2; }
.back { color: #d9c58f; text-decoration: none; font-size: 14px; display: inline-block; margin-bottom: 8px; }
fieldset { border: 1px solid var(--line); background: var(--card); border-radius: var(--radius); padding: 18px; margin: 18px 0; box-shadow: var(--shadow); }
legend { font-weight: 700; font-size: 17px; padding: 0 6px; }
.fs-hint { margin: -2px 0 12px; color: var(--ink-3); font-size: 14px; }
.field { margin-bottom: 14px; }
.field:last-child { margin-bottom: 0; }
.field > label, .field > .lab { display: block; font-weight: 600; margin-bottom: 6px; }
.req::after { content: " *"; color: var(--bad); }
input[type="text"], input[type="tel"], input[type="number"], input[type="email"], select, textarea {
  width: 100%; min-height: 46px; padding: 10px 12px; font: inherit; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--s3); outline-offset: 1px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 12px; margin-bottom: 14px; }
.row-2 > .field { margin-bottom: 0; }
.row-2:last-child { margin-bottom: 0; }
.opts { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; }
.opt { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); cursor: pointer; }
.opt input { margin-top: 5px; width: 18px; height: 18px; flex: none; accent-color: var(--s4); }
.opt.on { border-color: var(--s3); background: color-mix(in srgb, var(--s1) 55%, var(--paper)); }
.consent { display: flex; gap: 10px; align-items: flex-start; margin: 10px 0; }
.consent input { width: 20px; height: 20px; margin-top: 3px; flex: none; accent-color: var(--s4); }
details.pdpa { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; font-size: 14px; color: var(--ink-2); }
details.pdpa summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.err { color: var(--bad); font-size: 14px; margin-top: 6px; }
.form-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 4px 0 40px; }
.success { text-align: center; padding: 34px 18px; }
.success .tick { width: 64px; height: 64px; border-radius: 50%; background: var(--s4); color: #fff; display: grid; place-items: center; font-size: 34px; margin: 0 auto 12px; }

/* ---------- หน้าผู้ดูแล ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 16px 0; }
.toolbar select, .toolbar input { width: auto; min-width: 160px; flex: 1 1 180px; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 13px; font-weight: 600; white-space: nowrap; }
.st-pending { background: #fff1d6; color: #7a4f00; }
.st-verified { background: var(--s1); color: #0d3b36; }
.st-supporter { background: #e3e8f4; color: #2a3f6b; }
.st-rejected { background: #f7dede; color: #7d2222; }
.reg-list { display: grid; gap: 10px; }
.reg { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 16px; }
.reg .who { font-weight: 700; }
.reg .meta { color: var(--ink-2); font-size: 14px; }
.reg .acts { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; align-content: flex-start; }
.reg .acts button { min-height: 36px; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--paper); font: inherit; font-size: 14px; cursor: pointer; color: var(--ink); }
.reg .acts button.on { background: var(--s4); color: #fff; border-color: var(--s4); }
.counts { display: flex; flex-wrap: wrap; gap: 8px; }
.login-box { max-width: 440px; margin: 40px auto; }


/* ---------- แผนที่ประเทศไทย ---------- */
.map-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 28px; align-items: start; }
.map-wrap { position: relative; max-width: 440px; margin: 0 auto; width: 100%; }
.map-wrap svg { width: 100%; height: auto; display: block; touch-action: manipulation; }
.map-wrap path { fill: var(--s0); stroke: var(--card); stroke-width: 1; stroke-linejoin: round; cursor: pointer; transition: fill .2s; }
.map-wrap path.ps-rep { fill: var(--ps-rep); }
.map-wrap path.ps-reg { fill: var(--ps-reg); }
.map-wrap path.ps-none { fill: var(--ps-none); }
.map-wrap path:hover, .map-wrap path.sel { stroke: var(--gold); stroke-width: 2.5; }
.map-tip { position: absolute; pointer-events: none; background: var(--ink); color: var(--paper); font-size: 13px; line-height: 1.4; padding: 6px 10px; border-radius: 8px; white-space: nowrap; transform: translate(-50%, calc(-100% - 10px)); box-shadow: var(--shadow); z-index: 2; }
.map-tip b { font-size: 14px; }
.map-side h2 { margin-top: 0; }
.rsum { display: grid; gap: 12px; margin: 6px 0 16px; }
.rsum-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 10px; font-size: 14px; }
.rsum-row .nm { font-weight: 600; }
.rsum-row .v { color: var(--ink-2); }
.rsum-row .track { grid-column: 1 / -1; height: 8px; background: var(--s0); border-radius: 99px; overflow: hidden; }
.rsum-row .track i { display: block; height: 100%; background: var(--s4); border-radius: 99px; }
.empty-list { font-size: 14px; color: var(--ink-2); background: var(--paper); border: 1px dashed var(--line); border-radius: 10px; padding: 10px 12px; }
.empty-list b { color: var(--ink); }
.map-credit { font-size: 12px; color: var(--ink-3); text-align: center; margin-top: 6px; }

@media (max-width: 900px) {
  .map-grid { grid-template-columns: 1fr; gap: 16px; }
  .map-side { order: -1; }
  .map-wrap { max-width: 380px; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .grid-2, .row-2 { grid-template-columns: 1fr; }
  .kpi { padding: 14px; }
  .card { padding: 16px; }
  .chips { grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); }
  .reg { grid-template-columns: 1fr; }
  .reg .acts { justify-content: flex-start; }
  .actions .btn { flex: 1 1 auto; }
}

/* ---------- สถานะจังหวัด 3 สี ---------- */
.sw { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }
.sw.ps-rep, .track i.ps-rep { background: var(--ps-rep); }
.sw.ps-reg, .track i.ps-reg { background: var(--ps-reg); }
.sw.ps-none, .track i.ps-none { background: var(--ps-none); }
.track.stack { display: flex; }
.track.stack i { border-radius: 0; }
.chip.ps-rep { background: var(--ps-rep); color: #fff; border: 1px solid transparent; }
.chip.ps-reg { background: var(--ps-reg); color: var(--ps-reg-ink); border: 1px solid transparent; }
.chip.ps-none { background: var(--ps-none); color: #fff; border: 1px solid transparent; }
.empty-list p { margin: 0 0 6px; }
.empty-list p:last-child { margin: 0; }
.empty-list b.t-none { color: var(--ps-none); }
.empty-list b.t-reg { color: #2f7d38; }