/* ============================================================
   การเฝ้าระวังโรคและภัยสุขภาพจากฝุ่นละอองขนาดเล็ก (PM2.5)
   กองระบาดวิทยา กรมควบคุมโรค
   โครงหน้าเดียวกับเว็บน้ำท่วม (masthead / nav / kpibar / panel)
   เอกลักษณ์: ท้องฟ้า + เมฆ ที่ขมุกขมัวตามค่าฝุ่นของวัน · footer เมืองสุขภาพดี
   ============================================================ */

:root {
  --sky-zenith: #0B4F8A;
  --sky-high:   #1F74B8;
  --sky-mid:    #4A9FDB;
  --sky-low:    #A8D8F5;

  --navy:    #0B4F8A;
  --azure:   #1F86D1;
  --mist:    #E8F4FD;

  --paper:   #F2F8FD;
  --card:    #FFFFFF;
  --line:    #D5E5F2;
  --line-soft: #E9F2F9;

  --ink:     #0E2638;
  --ink-mid: #48667D;
  --ink-dim: #7F98AB;

  --up:   #C0392B;
  --down: #1E8449;

  /* ระดับคุณภาพอากาศ PM2.5 ตามเกณฑ์ PCD — ใช้กับข้อมูลเท่านั้น ไม่ใช้ตกแต่ง */
  --aq1: #3BCCFF;
  --aq2: #92D050;
  --aq3: #FFD92F;
  --aq4: #FFA200;
  --aq5: #F04646;

  --r-sm: 4px;
  --r-md: 10px;
  --shadow-card: 0 1px 2px rgba(11,79,138,.06), 0 6px 20px rgba(11,79,138,.06);
  --wrap: 1400px;

  --haze: 0;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 64px; }
body {
  margin: 0;
  font-family: 'IBM Plex Sans Thai', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: 'Kanit', sans-serif; font-weight: 500; margin: 0; line-height: 1.3; }
.num { font-variant-numeric: tabular-nums; }
button { font-family: inherit; }
[hidden] { display: none !important; }

/* ---------- ส่วนหัว: ท้องฟ้า ---------- */
.masthead {
  position: relative;
  color: #fff;
  overflow: hidden;
  background: linear-gradient(180deg, var(--sky-zenith) 0%, var(--sky-high) 38%, var(--sky-mid) 72%, var(--sky-low) 100%);
}
.masthead::before {  /* หมอกควัน เข้มขึ้นตามค่าฝุ่น */
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, #5E5A55 0%, #8C7F6E 55%, #C9B597 100%);
  opacity: calc(var(--haze) * .85);
  transition: opacity 1.2s ease;
  pointer-events: none;
}
.clouds { position: absolute; inset: 0; pointer-events: none; }
.cloud {
  position: absolute; left: -320px;
  fill: #fff;
  animation: drift linear infinite;
  filter: drop-shadow(0 6px 10px rgba(11,79,138,.12));
  transition: fill 1.2s ease;
}
.masthead[data-level="4"] .cloud, .masthead[data-level="5"] .cloud { fill: #D9D2C6; }
.cloud.c1 { width: 210px; top: 8px;   opacity: .5;  animation-duration: 95s; }
.cloud.c2 { width: 150px; top: 64px;  opacity: .38; animation-duration: 120s; animation-delay: -40s; }
.cloud.c3 { width: 280px; top: 104px; opacity: .6;  animation-duration: 80s;  animation-delay: -55s; }
.cloud.c4 { width: 120px; top: 26px;  opacity: .35; animation-duration: 140s; animation-delay: -90s; }
@keyframes drift { to { transform: translateX(calc(100vw + 360px)); } }
@media (prefers-reduced-motion: reduce) { .cloud { animation: none; transform: translateX(60vw); } }

.masthead__inner {
  position: relative;
  max-width: var(--wrap); margin: 0 auto;
  padding: 22px 24px 46px;
  display: flex; gap: 20px; align-items: flex-start; flex-wrap: wrap;
}
.crest {
  width: 54px; height: 54px; flex: none; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(255,255,255,.14); border: 1.5px solid rgba(255,255,255,.45);
}
.masthead__text { flex: 1 1 280px; min-width: 0; text-shadow: 0 1px 8px rgba(5,40,75,.25); }
.masthead h1 { font-size: clamp(20px, 2.6vw, 30px); font-weight: 600; margin-bottom: 4px; }
.masthead__org { font-size: 14px; color: #DDF0FF; }
.masthead__meta {
  flex: none; text-align: right; font-size: 13px;
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3);
  border-radius: var(--r-md); padding: 10px 14px;
}
.masthead__meta strong { display: block; font-family: 'Kanit'; font-size: 20px; font-weight: 500; }
.sky-status {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 12px; max-width: 100%;
  background: rgba(255,255,255,.92); color: var(--ink);
  border-radius: 999px; padding: 5px 14px 5px 6px; font-size: 13.5px;
  box-shadow: 0 2px 10px rgba(5,40,75,.15); text-shadow: none;
}
.sky-status .dot { width: 22px; height: 22px; border-radius: 50%; flex: none; }

/* ---------- แถบนำทาง ---------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.96); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav__inner { max-width: var(--wrap); margin: 0 auto; padding: 0 12px; display: flex; align-items: center; overflow-x: auto; }
.nav__tab {
  font-size: 14.5px; color: var(--ink-mid); text-decoration: none;
  border-bottom: 2.5px solid transparent;
  padding: 13px 16px 11px; white-space: nowrap;
  display: flex; align-items: center; gap: 7px;
}
.nav__tab:hover { color: var(--navy); }
.nav__tab[aria-current="page"] { color: var(--navy); font-weight: 500; border-bottom-color: var(--azure); }
.nav svg { width: 18px; height: 18px; flex: none; }

/* ---------- เนื้อหา ---------- */
main { max-width: var(--wrap); margin: 0 auto; padding: 20px 24px 32px; }
.notice {
  display: flex; gap: 10px; align-items: flex-start;
  background: #FFF8E1; border: 1px solid #F3D98B; color: #6B5310;
  border-radius: var(--r-md); padding: 10px 14px; margin-bottom: 18px; font-size: 14px;
}
.notice svg { width: 20px; height: 20px; flex: none; margin-top: 1px; }
.loading { padding: 60px 0; text-align: center; color: var(--ink-dim); }

.kpibar { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md);
  box-shadow: var(--shadow-card); padding: 16px 18px; display: flex; gap: 14px; align-items: flex-start;
}
.kpi__icon { width: 44px; height: 44px; border-radius: 12px; flex: none; display: grid; place-items: center; background: var(--mist); color: var(--navy); }
.kpi__icon svg { width: 24px; height: 24px; }
.kpi__label { font-size: 13.5px; color: var(--ink-mid); }
.kpi__value { font-family: 'Kanit'; font-size: 30px; font-weight: 500; line-height: 1.15; }
.kpi__value small { font-size: 15px; color: var(--ink-dim); font-weight: 400; }
.kpi__sub { font-size: 13px; color: var(--ink-dim); }
.up { color: var(--up); } .down { color: var(--down); }

.panel {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md);
  box-shadow: var(--shadow-card); margin-bottom: 18px; overflow: hidden;
}
.panel__head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 14px 18px; border-bottom: 1px solid var(--line-soft); }
.panel__head h2 { font-size: 18px; }
.panel__head h3 { font-size: 16px; }
.panel__head p { margin: 0; font-size: 13.5px; color: var(--ink-dim); flex-basis: 100%; order: 10; }
.panel__body { padding: 16px 18px; }
.panel__body--flush { padding: 0; }
.panel__foot { padding: 10px 18px; border-top: 1px solid var(--line-soft); font-size: 12.5px; color: var(--ink-dim); }
.spacer { flex: 1; }
.chart-wrap { position: relative; height: 340px; }
.chart-wrap--sm { height: 260px; }
.grid2 { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; }
.grid2 > * { min-width: 0; }
@media (max-width: 960px) { .grid2 { grid-template-columns: 1fr; } }

/* ปุ่มกลุ่ม / ปุ่มดาวน์โหลด / ตัวเลือก */
.controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: #fff; }
.seg button { border: none; background: none; padding: 5px 11px; font-size: 13px; color: var(--ink-mid); cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); background: #fff; color: var(--navy);
  border-radius: 8px; padding: 5px 11px; font-size: 13px; cursor: pointer;
}
.btn:hover { background: var(--mist); }
.btn svg { width: 15px; height: 15px; }
.btn--primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn--primary:hover { background: #0A4479; }
select {
  font-family: inherit; font-size: 14px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; background: #fff;
}

/* แถบระดับคุณภาพอากาศ */
.aqscale { display: flex; flex-wrap: wrap; gap: 6px 12px; padding: 12px 18px; border-top: 1px solid var(--line-soft); font-size: 12.5px; color: var(--ink-mid); }
.aqscale span { display: inline-flex; align-items: center; gap: 6px; }
.aqscale i { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }

/* ตาราง */
.table-scroll { overflow-x: auto; }
.dtable { width: 100%; border-collapse: collapse; font-size: 14px; }
.dtable th { text-align: left; font-weight: 500; color: var(--ink-mid); font-size: 13px; padding: 9px 12px; border-bottom: 1px solid var(--line); background: #FAFCFE; white-space: nowrap; }
.dtable td { padding: 9px 12px; border-bottom: 1px solid var(--line-soft); }
.dtable .r { text-align: right; }
.dtable .c { text-align: center; }
.dtable .rank { width: 36px; color: var(--ink-dim); text-align: center; }
.dtable tr.clickable { cursor: pointer; }
.dtable tr.clickable:hover td { background: #F7FBFE; }
.dtable tr.sub td { background: #F7FBFE; font-size: 13.5px; }
.dtable tr.sub td:first-child + td { padding-left: 34px; }
.dtable .muted { color: var(--ink-dim); font-size: 12.5px; }
.chev { display: inline-block; width: 14px; transition: transform .15s; color: var(--ink-dim); }
tr[aria-expanded="true"] .chev { transform: rotate(90deg); }
.pm-chip { display: inline-block; min-width: 52px; text-align: center; border-radius: 6px; padding: 1px 8px; font-weight: 600; color: #222; }
.pm-na { color: var(--ink-dim); }
.streak { display: inline-flex; gap: 2px; vertical-align: middle; }
.streak i { width: 7px; height: 14px; border-radius: 2px; background: var(--line); }
.streak i.on { background: var(--aq4); }
.streak i.on.hi { background: var(--aq5); }
.streak i.na { background: repeating-linear-gradient(45deg, var(--line) 0 2px, #fff 2px 4px); }
.empty { padding: 26px 18px; text-align: center; color: var(--ink-dim); }

/* กลุ่มโรค */
.dz { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.dz__item { border: 1px solid var(--line); border-radius: var(--r-md); padding: 14px; display: flex; gap: 12px; align-items: center; }
.dz__icon { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--mist); color: var(--navy); flex: none; }
.dz__icon svg { width: 26px; height: 26px; }
.dz__n { font-family: 'Kanit'; font-size: 24px; font-weight: 500; line-height: 1.1; }
.dz__rate { font-size: 13px; color: var(--ink-mid); }
.dz__l { font-size: 13.5px; color: var(--ink-mid); }
.bar { height: 6px; border-radius: 3px; background: var(--line-soft); margin-top: 6px; overflow: hidden; }
.bar > b { display: block; height: 100%; background: var(--azure); border-radius: 3px; }
.note { font-size: 12.5px; color: var(--ink-dim); margin-top: 12px; }

/* รายงานประจำวัน */
.report { background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); padding: 28px 32px; max-width: 960px; margin: 0 auto; }
.report h2 { font-size: 22px; margin-bottom: 2px; }
.report__sub { color: var(--ink-mid); margin-bottom: 18px; }
.report__lead { font-size: 16px; line-height: 1.75; background: var(--mist); border-radius: var(--r-md); padding: 14px 18px; margin-bottom: 18px; }
.report h3 { font-size: 16px; margin: 20px 0 8px; }
.report .kpibar { grid-template-columns: repeat(4, 1fr); }
.report .kpi { box-shadow: none; padding: 12px; }
.report .kpi__value { font-size: 24px; }
.report__foot { margin-top: 20px; font-size: 12.5px; color: var(--ink-dim); border-top: 1px solid var(--line); padding-top: 10px; }


/* ---------- แถบเลือกพื้นที่/ช่วงเวลา ---------- */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 10px 14px; margin-bottom: 18px; box-shadow: var(--shadow-card);
}
.toolbar__label { font-size: 13px; color: var(--ink-dim); }
.toolbar__label + select, .toolbar__label + .seg { margin-right: 8px; }

/* สีตัวเลขใน KPI */
.c-cases { color: var(--navy); }
.c-rate { color: #0E8C7E; }
.kpi__value .sep { color: var(--ink-dim); font-size: 20px; margin: 0 4px; font-weight: 400; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid3 > * { min-width: 0; }
@media (max-width: 1100px) { .grid3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 700px) { .grid3 { grid-template-columns: 1fr; } }

/* โดนัท */
.donut-row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.donut { position: relative; width: 150px; height: 150px; flex: none; }
.donut-legend { flex: 1; min-width: 150px; font-size: 14px; }
.donut-legend .item { display: flex; align-items: center; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--line-soft); }
.donut-legend .item:last-child { border-bottom: none; }
.donut-legend .ico { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; color: #fff; flex: none; }
.donut-legend .ico svg { width: 18px; height: 18px; }
.donut-legend .n { font-family: 'Kanit'; font-size: 20px; font-weight: 500; line-height: 1.1; }
.donut-legend .l { font-size: 12.5px; color: var(--ink-mid); }
.ratio { margin-top: 8px; font-size: 14px; color: var(--ink-mid); }
.ratio strong { font-family: 'Kanit'; font-size: 18px; color: var(--ink); font-weight: 500; }

/* กราฟย่อยรายกลุ่มโรค */
.sm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.sm-grid > div { min-width: 0; }
.sm-grid h4 { margin: 0 0 6px; font-family: 'Kanit'; font-weight: 500; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.sm-grid h4 i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.sm-grid h4 small { font-family: 'IBM Plex Sans Thai'; font-weight: 400; color: var(--ink-dim); font-size: 13px; }
.sm-grid .chart-wrap { height: 210px; }
@media (max-width: 800px) { .sm-grid { grid-template-columns: 1fr; } }

/* ตารางสีตามค่า + ปุ่มดูเพิ่มเติม */
.heat { text-align: right; font-variant-numeric: tabular-nums; }
.more { padding: 10px 18px; border-top: 1px solid var(--line-soft); text-align: center; }
.more:empty { display: none; }
.dtable tr.total td { font-weight: 600; background: #FAFCFE; }
.dtable tr.lv1 td:first-child { padding-left: 30px; }
.dtable tr.lv2 td:first-child { padding-left: 52px; font-size: 13.5px; }
.dtable tr.lv1 td { background: #FAFDFF; }
.dtable tr.lv2 td { background: #F4F9FD; }
.risk-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--up); margin-left: 6px; vertical-align: middle; }

/* แผนที่ */
.map-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; }
@media (max-width: 900px) { .map-layout { grid-template-columns: 1fr; } }
.map-box { position: relative; min-height: 520px; padding: 10px; background: #F7FBFE; }
.map-box svg { width: 100%; height: 760px; display: block; }
@media (max-width: 600px) { .map-box svg { height: 460px; } .map-box { min-height: 0; } }
.map-box path { stroke: #fff; stroke-width: .6; cursor: pointer; transition: opacity .15s; }
.map-box path:hover { opacity: .8; }
.map-box path.risk { stroke: var(--up); stroke-width: 1.8; }
.map-box path.sel { stroke: var(--ink); stroke-width: 1.6; }
.map-box .hatch path { pointer-events: none; }
.src-tag { display: inline-block; margin-left: 4px; padding: 0 5px; border: 1px dashed var(--ink-dim); border-radius: 4px; font-size: 10.5px; font-weight: 600; color: var(--ink-mid); vertical-align: middle; cursor: help; }
.legend-src { display: flex; gap: 8px; align-items: flex-start; margin-top: 10px; font-size: 12px; color: var(--ink-mid); line-height: 1.5; }
.hatch-swatch { flex: none; width: 22px; height: 16px; border-radius: 3px; margin-top: 2px; background: repeating-linear-gradient(45deg, #FFD92F 0 3px, #fff 3px 5px); box-shadow: 0 0 0 1px #ccc; }
.map-box circle.st { stroke: #fff; stroke-width: .6; }
.map-side { border-left: 1px solid var(--line-soft); padding: 14px 16px; font-size: 13.5px; }
@media (max-width: 900px) { .map-side { border-left: none; border-top: 1px solid var(--line-soft); } }
.map-side h4 { font-family: 'Kanit'; font-weight: 500; font-size: 15px; margin: 16px 0 8px; }
.legend-ramp { display: flex; gap: 2px; margin: 6px 0 2px; }
.legend-ramp i { flex: 1; height: 12px; }
.legend-ticks { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--ink-dim); }
.legend-row { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 8px; font-size: 12px; color: var(--ink-mid); }
.legend-row span { display: inline-flex; align-items: center; gap: 5px; }
.legend-row b { width: 10px; height: 10px; border-radius: 50%; display: inline-block; border: 1px solid #fff; box-shadow: 0 0 0 1px #ccc; }
.risk-badge { font-family: 'IBM Plex Sans Thai'; font-weight: 400; font-size: 11.5px; color: var(--up); background: #FDECEA; border-radius: 999px; padding: 1px 8px; margin-left: 4px; }
#ar-risk { max-height: 330px; overflow-y: auto; }
.risk-item { display: flex; justify-content: space-between; gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--line-soft); cursor: pointer; }
.risk-item:hover { color: var(--navy); }
.risk-item small { color: var(--ink-dim); }
.map-tip { margin-top: 14px; padding: 10px 12px; background: var(--mist); border-radius: 8px; min-height: 64px; }

/* หน้าการวิเคราะห์ */
.lock { font-size: 12px; }
.notice--info { background: #EAF4FB; border-color: #B9DAF0; color: #0E4470; }
.section-title { font-size: 20px; margin: 26px 0 12px; color: var(--navy); }
.section-title--sm { font-size: 17px; }
.sig { color: var(--up); font-weight: 600; }
.ns { color: var(--ink-dim); }
.plan { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.plan > div { border: 1px solid var(--line); border-left: 5px solid var(--c); border-radius: 8px; padding: 10px 14px; font-size: 13.5px; }
.plan h4 { margin: 0 0 4px; font-family: 'Kanit'; font-weight: 500; font-size: 15px; }
.plan .todo { color: var(--ink-dim); font-style: italic; }

/* แถบเปอร์เซ็นต์ในตาราง */
.pbar { display: inline-block; width: 90px; height: 8px; border-radius: 4px; background: var(--line-soft); vertical-align: middle; overflow: hidden; }
.pbar b { display: block; height: 100%; background: #B0BEC5; }

/* ชั้นข้อมูล (PDPA): ส่วนที่ต้องเข้าสู่ระบบ */
.staff-lock { display: none; text-align: center; background: var(--card); border: 1px dashed var(--line); border-radius: var(--r-md); padding: 40px 20px; color: var(--ink-mid); margin-bottom: 18px; }
.staff-lock svg { width: 40px; height: 40px; color: var(--navy); }
.staff-lock h2 { margin: 8px 0 4px; }
.staff-lock--inline { text-align: left; display: none; gap: 12px; align-items: center; padding: 14px 18px; }
.staff-lock--inline svg { width: 26px; height: 26px; flex: none; }
.public-mode .staff-lock { display: block; }
.public-mode .staff-lock--inline { display: flex; }
.public-mode [data-staff] { display: none !important; }

/* ---------- footer: เมืองสุขภาพดี ---------- */
.site-foot { position: relative; margin-top: 30px; color: #E9F7EC; }
.site-foot__scene { display: block; width: 100%; height: 150px; }
.site-foot__body { background: #2F7D4F; }
.site-foot__inner {
  max-width: var(--wrap); margin: 0 auto; padding: 4px 24px 26px;
  display: flex; gap: 24px; justify-content: space-between; flex-wrap: wrap;
  font-size: 13px; line-height: 1.7;
}
.site-foot__inner > div { flex: 1 1 360px; }
.site-foot__dev { text-align: right; }
.site-foot strong { color: #fff; font-weight: 500; }

@media (max-width: 600px) {
  .masthead__inner, main, .site-foot__inner { padding-left: 16px; padding-right: 16px; }
  .masthead__meta { text-align: left; }
  .sky-status { border-radius: 14px; }
  .chart-wrap { height: 280px; }
  .dz { grid-template-columns: 1fr; }
  .hide-sm { display: none; }
  .site-foot__dev { text-align: left; }
  .report { padding: 18px; }
  .report .kpibar { grid-template-columns: 1fr 1fr; }
}

/* ---------- พิมพ์ ---------- */
@media print {
  @page { size: A4; margin: 12mm; }
  body { background: #fff; font-size: 12px; }
  .masthead, .nav, .site-foot, .no-print, .notice { display: none !important; }
  main { padding: 0; max-width: none; }
  .report { border: none; padding: 0; max-width: none; }
  .panel, .kpi { box-shadow: none; break-inside: avoid; }
}