:root {
  color-scheme: light;
  --bg: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f0efec;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --line: #e1e0d9;
  --border: rgba(11, 11, 11, 0.1);
  --brand: #1f4d3f;        /* deep green */
  --brand-ink: #ffffff;
  --gold: #f2b705;         /* Perak yellow */
  --gold-ink: #0b0b0b;
  --series-1: #2a78d6;
  --good: #006300;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.05);
  font-family: system-ui, -apple-system, "Segoe UI", "Noto Sans Thai", "Noto Sans SC", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --bg: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #262624;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --line: #2c2c2a;
    --border: rgba(255, 255, 255, 0.1);
    --brand: #4fae8f;
    --brand-ink: #0b0b0b;
    --series-1: #3987e5;
    --good: #0ca30c;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #262624;
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --line: #2c2c2a;
  --border: rgba(255, 255, 255, 0.1);
  --brand: #4fae8f;
  --brand-ink: #0b0b0b;
  --series-1: #3987e5;
  --good: #0ca30c;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
a { color: var(--brand); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* Header */
.top {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.top .wrap { display: flex; align-items: center; gap: 16px; height: 60px; }
.logo { font-weight: 800; font-size: 20px; text-decoration: none; color: var(--ink); white-space: nowrap; }
.logo span { background: var(--gold); color: var(--gold-ink); padding: 0 6px; border-radius: 6px; margin-left: 2px; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a {
  text-decoration: none; color: var(--ink-2); padding: 6px 10px; border-radius: 8px; font-size: 14px; white-space: nowrap;
}
.nav a[aria-current="page"] { background: var(--surface-2); color: var(--ink); font-weight: 600; }
@media (max-width: 640px) {
  .top .wrap { flex-wrap: wrap; height: auto; padding-top: 10px; padding-bottom: 8px; gap: 8px; }
  .nav { order: 3; width: 100%; margin-left: 0; overflow-x: auto; }
  select#lang { margin-left: auto; max-width: 150px; }
}
select#lang {
  font: inherit; font-size: 14px; padding: 6px 8px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--ink);
}

/* Hero */
.hero { padding: 40px 0 24px; }
.hero .tag { display: inline-block; background: var(--gold); color: var(--gold-ink); font-weight: 700; font-size: 13px; padding: 2px 10px; border-radius: 999px; }
.hero h1 { font-size: clamp(26px, 4.5vw, 40px); line-height: 1.15; margin: 12px 0; letter-spacing: -0.02em; }
.hero p { color: var(--ink-2); max-width: 720px; margin: 0; font-size: 17px; }

/* Cards */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px;
}
.grid-2 { display: grid; grid-template-columns: 360px 1fr; gap: 20px; align-items: start; }
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }

/* Form */
.field { margin-bottom: 18px; }
.field > .label { font-weight: 700; margin-bottom: 8px; display: block; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.choice span {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); font-size: 14px; cursor: pointer;
}
.choice input:checked + span { border-color: var(--brand); background: color-mix(in srgb, var(--brand) 12%, transparent); font-weight: 600; }
.choice input:focus-visible + span { outline: 2px solid var(--brand); outline-offset: 2px; }
.toggle { display: flex; gap: 8px; align-items: center; font-size: 14px; cursor: pointer; }
.btn {
  font: inherit; font-weight: 700; border: 0; cursor: pointer;
  background: var(--brand); color: var(--brand-ink);
  padding: 12px 18px; border-radius: 10px; width: 100%;
}
.btn:hover { filter: brightness(1.08); }
.btn.secondary { background: var(--surface-2); color: var(--ink); }
.btn.gold { background: var(--gold); color: var(--gold-ink); }

.why { margin-top: 16px; font-size: 14px; color: var(--ink-2); }
.why strong { color: var(--ink); display: block; margin-bottom: 4px; }

/* Plan */
.plan-head { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
@media (max-width: 600px) { .plan-head { grid-template-columns: repeat(2, 1fr); } }
.stat { background: var(--surface-2); border-radius: 12px; padding: 12px; }
.stat .v { font-size: 22px; font-weight: 800; }
.stat .k { font-size: 12px; color: var(--ink-2); }
.stat.highlight { background: var(--gold); color: var(--gold-ink); }
.stat.highlight .k { color: var(--gold-ink); }

.day { margin: 18px 0 6px; font-weight: 800; font-size: 15px; }
.item {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 12px; align-items: start;
  padding: 12px 0; border-top: 1px solid var(--line);
}
.item .time { font-variant-numeric: tabular-nums; color: var(--ink-2); font-size: 13px; padding-top: 2px; }
.item .name { font-weight: 600; }
.item .desc { color: var(--ink-2); font-size: 14px; }
.item .rm { font-variant-numeric: tabular-nums; font-size: 14px; color: var(--ink-2); white-space: nowrap; }
.pill { display: inline-block; font-size: 11px; font-weight: 700; padding: 1px 8px; border-radius: 999px; margin: 4px 4px 0 0; background: var(--surface-2); color: var(--ink-2); }
.pill.rail { background: color-mix(in srgb, var(--series-1) 16%, transparent); color: var(--ink); }
.pill.kampung { background: color-mix(in srgb, var(--brand) 16%, transparent); color: var(--ink); }
.pill.sample { border: 1px dashed var(--muted); background: transparent; }
.pay { margin-top: 16px; padding: 14px; border-radius: 12px; background: var(--surface-2); font-size: 14px; }
.pay strong { display: block; }
.note { font-size: 12px; color: var(--muted); margin-top: 12px; }
.empty { color: var(--ink-2); text-align: center; padding: 60px 16px; }

/* Modal */
dialog {
  border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; max-width: 420px; width: calc(100% - 32px);
  background: var(--surface); color: var(--ink);
}
dialog::backdrop { background: rgba(0, 0, 0, 0.45); }
.demo-banner { background: #fab219; color: #0b0b0b; font-weight: 800; text-align: center; padding: 6px; border-radius: 8px; font-size: 13px; }
.qr-wrap { position: relative; width: 180px; height: 180px; margin: 16px auto; }
.qr-wrap canvas { width: 180px; height: 180px; border-radius: 8px; background: #fff; }
.qr-wrap .stamp {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-weight: 900; font-size: 34px; color: #d03b3b; transform: rotate(-18deg); text-shadow: 0 0 6px #fff;
}
.seller-list { font-size: 14px; margin: 0; padding-left: 18px; color: var(--ink-2); }
.row { display: flex; gap: 8px; margin-top: 16px; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: 12px 18px; border-radius: 10px; font-weight: 600;
  box-shadow: var(--shadow); z-index: 50; max-width: calc(100% - 32px);
}

footer { padding: 32px 0 48px; color: var(--muted); font-size: 13px; }

/* Dashboard */
.section-title { font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-2); margin: 28px 0 10px; }
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.tiles.three { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 760px) { .tiles, .tiles.three { grid-template-columns: repeat(2, 1fr); } }
.tile .v { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; }
.tile .k { font-size: 13px; color: var(--ink-2); }
.tile .src { font-size: 11px; color: var(--muted); margin-top: 6px; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 860px) { .charts { grid-template-columns: 1fr; } }
.chart-card h3 { margin: 0 0 12px; font-size: 15px; }
.chart-box { position: relative; height: 240px; }
#map { height: 300px; border-radius: 10px; z-index: 0; }
details { margin-top: 10px; font-size: 13px; }
summary { cursor: pointer; color: var(--ink-2); }
table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 8px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #0ca30c; margin-right: 6px; }
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.toolbar .btn { width: auto; }

/* Problem section + how it works */
.problem .tile .v { font-size: 26px; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.steps li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; padding: 16px; }
.steps .num {
  flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  background: var(--gold); color: var(--gold-ink); font-weight: 800;
}
.spacer { height: 28px; }

/* Singgah vs Bermalam */
.cmp { background: var(--surface-2); border-radius: 12px; padding: 14px; margin-bottom: 8px; }
.cmp-head { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.cmp-x { font-weight: 800; color: var(--good); }
.cmp-row { display: grid; grid-template-columns: minmax(110px, 38%) 1fr auto; gap: 10px; align-items: center; margin-top: 6px; font-size: 13px; }
.cmp-label { color: var(--ink-2); }
.cmp-track { height: 12px; background: var(--surface); border-radius: 6px; overflow: hidden; }
.cmp-bar { height: 100%; border-radius: 6px; }
.cmp-bar.stop { background: var(--muted); }
.cmp-bar.stay { background: var(--brand); }
.cmp-val { font-variant-numeric: tabular-nums; font-weight: 700; }

/* Sellers on route / seller list */
.extras { margin-top: 16px; padding: 14px; border-radius: 12px; border: 1px dashed var(--brand); }
.extra { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.extras > strong + .extra { margin-top: 8px; }
.extra .name { font-weight: 600; }
.extra .desc { color: var(--ink-2); font-size: 13px; }
.extra .btn { width: auto; flex: none; padding: 8px 12px; font-size: 13px; }

/* Forms */
.input {
  font: inherit; width: 100%; padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface); color: var(--ink);
}
.input:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
.why-list { margin: 0; padding-left: 20px; color: var(--ink-2); }
.why-list li { margin: 6px 0; }

/* Impact calculator */
.impact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 12px; }
@media (max-width: 760px) { .impact-grid { grid-template-columns: 1fr 1fr; } }
.impact-grid .label { font-size: 13px; font-weight: 600; margin-bottom: 4px; display: block; }
.impact .tile { box-shadow: none; background: var(--surface-2); }
.tiles > *, .impact-grid > * { min-width: 0; }
.impact .tile .v { font-size: clamp(20px, 6vw, 30px); overflow-wrap: anywhere; }
@media (max-width: 640px) { .nav a { padding: 6px 8px; font-size: 13px; } }