/* หน้าแรก WhoseCar — ธีมสว่าง startup (2 พ.ย. 2569) · แอปหลังล็อกอินใช้ app.css (มืด/glassy) แยกกัน */
:root {
  --ink: #0b1b3f; --ink-2: #33415c; --muted: #5b6678; --line: #e6eaf2; --bg: #ffffff; --soft: #f5f7fb;
  --brand: #ffb020; --brand-2: #ffd84d; --blue: #2563eb; --ok: #16a34a; --x: #e11d48; --near: #f59e0b;
  --radius: 22px; --shadow: 0 20px 60px rgba(11, 27, 63, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.site { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.65 "Inter", "IBM Plex Sans Thai", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased; }
.site a { color: inherit; text-decoration: none; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.okc { color: var(--ok); } .xc { color: var(--x); }

/* nav */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(255, 255, 255, .82); -webkit-backdrop-filter: saturate(180%) blur(16px);
  backdrop-filter: saturate(180%) blur(16px); border-bottom: 1px solid rgba(11, 27, 63, .06); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: Inter, system-ui, sans-serif; font-weight: 800; font-size: 23px;
  letter-spacing: -.02em; color: var(--ink); }
.brand img { border-radius: 9px; display: block; } .brand b { color: var(--brand); font-weight: 800; }
.dark .brand { color: #fff; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 50; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.nw { white-space: nowrap; }
.cta-note { display: block; margin-top: 10px; font-size: 14px; }
.badge.near { background: #fef3c7; color: #92400e; }
.cchip { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--line);
  font-size: 15px; font-weight: 600; }
.cchip small { color: var(--muted); font-weight: 500; } .cchip.more { background: var(--ink); color: #fff; border-color: var(--ink); }
.allc { max-width: 900px; margin: 18px auto 0; color: var(--muted); font-size: 14px; } .allc summary { cursor: pointer; font-weight: 600; }
.copyright { margin-top: 26px; font-size: 13px; }
.nav .links { display: flex; gap: 24px; font-size: 15px; color: var(--ink-2); }
.nav .links a:hover { color: var(--ink); }
.grow { flex: 1; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 22px; border-radius: 14px; font-weight: 700;
  font-size: 16px; border: 0; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: var(--ink); color: #fff; box-shadow: 0 10px 24px rgba(11, 27, 63, .25); }
.btn.brand { background: linear-gradient(135deg, var(--brand-2), var(--brand)); color: var(--ink); box-shadow: 0 10px 24px rgba(255, 176, 32, .35); }
.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.small { padding: 9px 16px; font-size: 14px; border-radius: 12px; }

/* hero */
.hero { position: relative; overflow: hidden; padding: 72px 0 40px;
  background: radial-gradient(900px 500px at 85% 10%, rgba(255, 216, 77, .35), transparent 60%),
              radial-gradient(700px 500px at 0% 0%, rgba(37, 99, 235, .10), transparent 60%), var(--bg); }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; background: #fff;
  border: 1px solid var(--line); font-size: 14px; font-weight: 600; color: var(--ink-2); box-shadow: 0 4px 14px rgba(11, 27, 63, .06); }
.pill b { color: var(--ok); }
.hero h1 { font-size: clamp(40px, 6.2vw, 72px); line-height: 1.2; letter-spacing: -.02em; margin: 18px 0 18px; font-weight: 800; }
.hero h1 .hl { background: linear-gradient(120deg, transparent 0 2%, var(--brand-2) 2% 98%, transparent 98%); padding: 0 .12em;
  border-radius: 10px; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.hero .lead { font-size: 20px; color: var(--ink-2); max-width: 580px; margin: 0 0 28px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.trust { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 30px; font-size: 14px; color: var(--muted); }
.trust span::before { content: "✓"; color: var(--ok); font-weight: 800; margin-right: 6px; }

/* phone mock */
.stage { position: relative; height: 620px; }
.phone { position: absolute; left: 50%; top: 10px; transform: translateX(-50%) rotate(-3deg); width: 300px; height: 600px; border-radius: 46px;
  background: #0b0c10; padding: 12px; box-shadow: 0 40px 90px rgba(11, 27, 63, .35), 0 0 0 2px #1e2230; }
.screen { position: relative; height: 100%; border-radius: 36px; overflow: hidden;
  background: linear-gradient(180deg, #59606e 0%, #2b2f38 55%, #16181d 100%); }
.screen .car { position: absolute; left: 8%; right: 8%; top: 22%; height: 46%; border-radius: 60px 60px 22px 22px;
  background: linear-gradient(180deg, #e8ebf0, #a9afba); box-shadow: inset 0 -12px 30px rgba(0, 0, 0, .2); }
.screen .car::before { content: ""; position: absolute; left: 12%; right: 12%; top: 9%; height: 32%; border-radius: 40px 40px 8px 8px;
  background: linear-gradient(180deg, #1b2130, #2b3448); }
.screen .car::after { content: ""; position: absolute; left: 6%; right: 6%; top: 50%; height: 9%; border-radius: 6px;
  background: linear-gradient(90deg, #ff3b4a 0 16%, transparent 16% 84%, #ff3b4a 84%); opacity: .9; }
.lp { position: absolute; left: 50%; top: 52%; transform: translateX(-50%); width: 46%; background: #fff; color: #111; border: 2px solid #222;
  border-radius: 6px; text-align: center; padding: 3px 0; z-index: 2; }
.lp b { display: block; font-size: 22px; line-height: 1.1; } .lp small { font-size: 9px; }
.box { position: absolute; left: 50%; top: 50.5%; transform: translateX(-50%); width: 54%; height: 12%; border: 3px solid var(--ok);
  border-radius: 10px; z-index: 3; box-shadow: 0 0 22px rgba(22, 163, 74, .6); animation: lock 3s ease-in-out infinite; }
.box::before { content: "✓ กข 1234"; position: absolute; left: -3px; top: -30px; background: var(--ok); color: #fff; font: 700 13px/1 inherit;
  padding: 6px 9px; border-radius: 8px; white-space: nowrap; }
@keyframes lock { 0%, 100% { transform: translateX(-50%) scale(1); } 50% { transform: translateX(-50%) scale(1.04); } }
.chipbar { position: absolute; left: 12px; right: 12px; top: 14px; display: flex; gap: 8px; align-items: center; padding: 8px 12px; border-radius: 16px;
  background: rgba(30, 32, 40, .55); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); color: #fff; font-size: 12px; font-weight: 600; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #ff4d4f; box-shadow: 0 0 0 4px rgba(255, 77, 79, .25); }
.sheet { position: absolute; left: 10px; right: 10px; bottom: 12px; border-radius: 22px; padding: 10px; display: grid; gap: 8px;
  background: rgba(30, 32, 40, .6); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); }
.row-card { display: flex; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 14px; background: rgba(255, 255, 255, .08); color: #fff; }
.row-card i { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; font-style: normal; font-weight: 800; }
.row-card.ok i { background: rgba(22, 163, 74, .25); color: #4ade80; } .row-card.x i { background: rgba(225, 29, 72, .28); color: #fb7185; }
.row-card b { display: block; font-size: 15px; } .row-card small { color: #cbd5e1; font-size: 11px; }
.float { position: absolute; z-index: 5; background: #fff; border-radius: 18px; padding: 12px 16px; box-shadow: var(--shadow);
  display: flex; gap: 12px; align-items: center; font-size: 14px; animation: bob 5s ease-in-out infinite; }
.float i { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; font-style: normal; font-size: 20px; }
.float b { display: block; font-size: 15px; }
.float.f1 { left: -8px; top: 120px; } .float.f1 i { background: #ffe4e6; }
.float.f2 { right: -12px; top: 330px; animation-delay: -2.5s; } .float.f2 i { background: #dcfce7; }
.float.f3 { left: 10px; bottom: 30px; animation-delay: -1.2s; } .float.f3 i { background: #e0e7ff; }
@keyframes bob { 50% { transform: translateY(-10px); } }

/* sections */
.band { padding: 96px 0; }
.band.soft { background: var(--soft); }
.kicker { color: var(--blue); font-weight: 700; font-size: 15px; letter-spacing: .02em; margin: 0 0 10px; }
.band h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.15; letter-spacing: -.015em; margin: 0 0 16px; font-weight: 800; }
.band .sub { font-size: 19px; color: var(--ink-2); max-width: 720px; margin: 0 0 40px; }
.center { text-align: center; } .center .sub { margin-left: auto; margin-right: auto; }
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card h3 { font-size: 20px; margin: 12px 0 8px; } .card p { margin: 0; color: var(--ink-2); font-size: 16px; }
.ico { width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; font-size: 26px; }
.y { background: #fff4d6; } .b { background: #e0e7ff; } .g { background: #dcfce7; } .r { background: #ffe4e6; } .p { background: #f3e8ff; } .c { background: #cffafe; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 12px; }
.stat { text-align: center; padding: 24px 12px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.stat b { display: block; font-size: 40px; font-weight: 800; letter-spacing: -.02em; }
.stat span { color: var(--muted); font-size: 15px; }

.steps { counter-reset: s; }
.steps .card { position: relative; padding-top: 34px; }
.steps .card::before { counter-increment: s; content: counter(s); position: absolute; top: -18px; left: 26px; width: 40px; height: 40px;
  border-radius: 12px; background: var(--ink); color: #fff; display: grid; place-items: center; font-weight: 800; }

.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-bottom: 96px; }
.feature:last-child { margin-bottom: 0; }
.feature.rev .copy { order: 2; }
.feature h3 { font-size: clamp(26px, 3vw, 36px); line-height: 1.2; margin: 0 0 14px; letter-spacing: -.01em; }
.feature p { font-size: 18px; color: var(--ink-2); margin: 0 0 16px; }
.feature ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.feature li, .tier li { display: grid; grid-template-columns: auto 1fr; gap: 10px; }
.feature li::before { content: "✓"; color: var(--ok); font-weight: 800; }
.mock { border-radius: 28px; padding: 28px; min-height: 340px; background: linear-gradient(160deg, #0b1b3f, #1e3a8a); color: #fff;
  box-shadow: var(--shadow); position: relative; overflow: hidden; }
.mock.light { background: linear-gradient(160deg, #fff7e0, #ffe8b0); color: var(--ink); }
.mock .lbl { font-size: 13px; opacity: .7; margin-bottom: 12px; }
.mock .item { display: flex; align-items: center; gap: 12px; background: rgba(255, 255, 255, .1); border-radius: 14px; padding: 12px 14px; margin-bottom: 10px; }
.mock.light .item { background: #fff; box-shadow: 0 6px 18px rgba(11, 27, 63, .08); }
.mock .item b { font-size: 18px; } .mock .item .sp { flex: 1; } .mock .bar { height: 8px; border-radius: 4px; background: rgba(255, 255, 255, .2); flex: 1; }
.mock .bar i { display: block; height: 100%; border-radius: 4px; background: var(--brand); }
.badge { font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.badge.ok { background: #dcfce7; color: #166534; } .badge.x { background: #ffe4e6; color: #9f1239; }
.chat { background: #8fb4e8; border-radius: 24px; padding: 22px; }
.msg { background: #fff; color: #111; border-radius: 6px 20px 20px 20px; padding: 14px 16px; display: grid; gap: 3px; font-size: 15px;
  max-width: 380px; box-shadow: 0 8px 22px rgba(0, 0, 0, .15); }
.msg .warn { color: #be123c; font-weight: 700; } .msg .link { color: #1d4ed8; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chips span { padding: 7px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-weight: 600; font-size: 14px; }

.cases .card { transition: transform .2s ease, box-shadow .2s ease; }
.cases .card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.flags { display: flex; flex-wrap: wrap; gap: 8px; font-size: 30px; justify-content: center; max-width: 900px; margin: 0 auto; }
.flags .beta { opacity: .45; }

.shield { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.shield .card { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .12); color: #fff; }
.shield .card p { color: #cbd5e1; }
.dark { background: radial-gradient(800px 400px at 80% 0%, rgba(255, 176, 32, .18), transparent 60%), #0b1b3f; color: #fff; }
.dark .sub { color: #cbd5e1; } .dark .kicker { color: var(--brand-2); }

/* pricing */
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 4px; background: #fff; }
.seg button { border: 0; background: transparent; color: var(--muted); padding: 8px 16px; border-radius: 999px; cursor: pointer; font: inherit;
  font-size: 15px; font-weight: 700; }
.seg button.on { background: var(--ink); color: #fff; }
.seg small { font-weight: 600; opacity: .85; }
.toggles { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 32px; }
.tiers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
.tier { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.tier.hot { border: 2px solid var(--ink); box-shadow: var(--shadow); }
.tier .tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--brand); color: var(--ink); font-size: 12px;
  font-weight: 800; padding: 4px 12px; border-radius: 999px; }
.tier h3 { margin: 0; font-size: 20px; } .tier .who { color: var(--muted); font-size: 14px; margin: 4px 0 14px; min-height: 42px; }
.tier .price { font-size: 34px; font-weight: 800; letter-spacing: -.02em; line-height: 1.1; }
.tier .price small { font-size: 15px; font-weight: 600; color: var(--muted); }
.tier .vat { font-size: 13px; color: var(--muted); margin: 4px 0 16px; min-height: 20px; }
.tier ul { list-style: none; padding: 0; margin: 0 0 22px; display: grid; gap: 8px; font-size: 15px; flex: 1; }
.tier li::before { content: "✓"; color: var(--ok); font-weight: 800; }
.tier li.soon { color: var(--muted); } .tier li.soon::before { content: "◦"; color: var(--muted); }
.addons { margin-top: 18px; text-align: center; color: var(--ink-2); font-size: 15px; }

.faq details { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px 22px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 17px; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--ink-2); margin: 10px 0 0; }

.final { text-align: center; padding: 90px 20px; border-radius: 36px; margin: 0 20px 80px;
  background: linear-gradient(135deg, var(--brand-2), var(--brand)); }
.final h2 { font-size: clamp(30px, 4.4vw, 52px); margin: 0 0 12px; letter-spacing: -.02em; }
.final p { font-size: 19px; margin: 0 0 26px; color: var(--ink-2); }

footer.site-foot { border-top: 1px solid var(--line); padding: 44px 0 60px; font-size: 14px; color: var(--muted); }
footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 24px; }
footer h4 { color: var(--ink); margin: 0 0 10px; font-size: 15px; }
footer a { display: block; padding: 6px 0; } footer a:hover { color: var(--ink); }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .nav .links { display: none; }
  .hero .wrap, .feature, .g2 { grid-template-columns: 1fr; }
  .feature.rev .copy { order: 0; }
  .stage { height: 600px; }
  .g3, .shield { grid-template-columns: 1fr 1fr; }
  .g4, .stats, .tiers { grid-template-columns: 1fr 1fr; }
  footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  body.site { font-size: 16px; }
  .g3, .shield { grid-template-columns: 1fr 1fr !important; gap: 12px; }
  .card { padding: 16px; } .card h3 { font-size: 16px; } .card p { font-size: 14px; } .ico { width: 42px; height: 42px; font-size: 21px; }
  .tiers { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 14px; padding: 16px 4px 8px; margin: 0 -20px; padding-left: 20px; }
  .tier { flex: 0 0 82%; scroll-snap-align: center; }
  .float.f2 { display: none; } .float.f3 { bottom: -10px; }
  .steps { grid-template-columns: 1fr !important; gap: 28px; }
  footer .cols > div:first-child { grid-column: 1 / -1; }
  .band { padding: 64px 0; }
  .hero { padding-top: 40px; }
  .g4 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat b { font-size: 30px; }
  .float.a { left: -4px; } .float.b { right: -4px; }
  .phone { width: 270px; height: 550px; }
  .stage { height: 580px; }
  .final { margin: 0 12px 60px; padding: 60px 18px; }
  .nav .btn.ghost { display: none; }
}
@media (prefers-reduced-motion: reduce) { .float, .box { animation: none; } .reveal { opacity: 1; transform: none; transition: none; } }

/* language switch (ไทย ↔ EN) + English page tweaks */
.nav .lang { font-size: 14px; font-weight: 700; color: var(--ink-2); padding: 6px 10px; border: 1px solid var(--line); border-radius: 10px; }
.nav .lang:hover { color: var(--ink); border-color: var(--ink-2); }
html[lang="en"] .box::before { content: "✓ ABC 1234"; } html[lang="en"] .lp b { font-size: 18px; }
@media (max-width: 600px) { .nav .wrap { gap: 12px; } }