/* Landing page. Mobile first; breakpoints: 640 (large phone), 900 (tablet), 1200 (desktop), 1800 (kiosk / wall). */
*, *::before, *::after { box-sizing: border-box }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100% }
body { margin: 0; font: var(--fs-body)/1.6 var(--sans); color: #fff; background: var(--night); overflow-x: hidden }
img, svg { max-width: 100% }
a { color: inherit }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -.02em }
p { margin: 0 }
.accent { background: var(--flow); -webkit-background-clip: text; background-clip: text; color: transparent }

.skip-link { position: absolute; left: 16px; top: -80px; z-index: 50; padding: 12px 18px; border-radius: 10px; background: #fff; color: var(--ink); font-weight: 700 }
.skip-link:focus-visible { top: 16px }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px }
main:focus { outline: none }

/* Buttons: gradient only on the primary action. */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: var(--tap); padding: 0 24px; border-radius: 999px; font-weight: 800; font-size: var(--fs-control); text-decoration: none; transition: transform 200ms var(--ease), background-color 200ms }
.btn--primary { background: var(--flow); color: #fff }
.btn--ghost { background: rgba(255, 255, 255, .08); color: #fff; border: 1px solid rgba(255, 255, 255, .28) }
.btn:hover { transform: translateY(-2px) }
.btn:active { transform: translateY(0) }
.btn--lg { min-height: 64px; padding: 0 32px; font-size: 21px }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px; padding: 12px 16px; padding-top: max(12px, env(safe-area-inset-top)); background: rgba(29, 11, 28, .92); border-bottom: 1px solid rgba(255, 255, 255, .08) }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 800; letter-spacing: .08em; text-decoration: none; font-size: 18px; margin-right: auto }
.brand__mark { color: var(--pink); font-size: 24px }
.nav__links { display: none; gap: 4px; margin: 0; padding: 0; list-style: none }
.nav__links a { display: flex; align-items: center; min-height: 48px; padding: 0 14px; border-radius: 999px; text-decoration: none; color: rgba(255, 255, 255, .85); font-size: 17px }
.nav__links a:hover { background: rgba(255, 255, 255, .08); color: #fff }
.nav__cta { min-height: 48px; padding: 0 20px; font-size: 17px }

/* Hero */
.hero { display: grid; gap: 40px; padding: 48px 16px 64px; background: radial-gradient(700px 420px at 90% 0, rgba(255, 95, 168, .22), transparent 60%), radial-gradient(600px 420px at 0 100%, rgba(109, 61, 245, .22), transparent 55%) }
.eyebrow { color: var(--focus); font-weight: 700; font-size: 15px; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 12px }
/* Grid items default to min-width:auto; a long unbroken Thai heading would widen the page at 320px. */
.hero > * { min-width: 0 }
.hero h1 { font-size: clamp(34px, 9vw, 96px); font-weight: 800; letter-spacing: -.035em; overflow-wrap: anywhere }
.lead { margin-top: 20px; max-width: 40em; font-size: var(--fs-lead); color: var(--on-night-soft) }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px }
.hero__facts { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 0; padding: 0; list-style: none }
.hero__facts li { padding: 8px 14px; border-radius: 999px; background: rgba(255, 255, 255, .07); font-size: 16px }
.hero__guide { display: grid; gap: 20px; align-content: center }
.guide-card { display: grid; grid-template-columns: 96px 1fr; gap: 16px; align-items: center; padding: 20px; border-radius: 24px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12) }
.bubble { position: relative; padding: 16px 18px; border-radius: 18px 18px 18px 4px; background: #fff; color: var(--ink); font-size: 18px; line-height: 1.5 }
.mini-loop { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin: 0; padding: 0; list-style: none; counter-reset: loop }
.mini-loop li { display: grid; justify-items: center; gap: 4px; padding: 12px 4px; border-radius: 16px; background: rgba(255, 255, 255, .06); font-size: 13px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase }
.mini-loop span { font-size: 26px }

/* Sections */
.section { padding: 64px 16px }
.section--light { background: var(--paper); color: var(--ink) }
.section--light .eyebrow { color: var(--mag) }
.section h2 { font-size: clamp(32px, 6vw, 60px); font-weight: 800 }
.section__lead { margin-top: 16px; max-width: 42em; font-size: var(--fs-lead); color: var(--on-night-soft) }

.steps, .ways, .devices, .trust { display: grid; gap: 16px; margin: 32px 0 0; padding: 0; list-style: none }
.step { padding: 24px; border-radius: 22px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1) }
.step h3 { margin: 12px 0 8px; font-size: 26px }
.step p { color: var(--on-night-soft) }
.step__icon { font-size: 40px }

.way { display: grid; grid-template-columns: 56px 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; padding: 18px; border-radius: 20px; background: #fff; border: 1px solid var(--line) }
.way span { grid-row: span 2; font-size: 36px; text-align: center }
.way b { font-size: 20px }
.way small { color: var(--muted); font-size: var(--fs-small) }

.scenario-strip { display: grid; gap: 16px; margin-top: 32px }
.scenario { padding: 24px; border-radius: 22px; background: #fff; border: 1px solid var(--line) }
.scenario h3 { margin: 12px 0 8px; font-size: 24px }
.scenario p { color: var(--muted) }
.pill { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--mag-tint); color: var(--mag); font-size: 14px; font-weight: 800; letter-spacing: .08em }

.device { display: grid; gap: 8px; padding: 24px; border-radius: 22px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1) }
.device span { font-size: 40px }
.device h3 { font-size: 24px }
.device p { color: var(--on-night-soft) }
.device a { display: inline-flex; align-items: center; min-height: 48px; font-weight: 800; color: var(--focus) }
.device--kiosk { border-color: var(--pink) }

.trust li { display: flex; gap: 14px; align-items: flex-start; padding: 18px 20px; border-radius: 18px; background: #fff; border: 1px solid var(--line); font-size: var(--fs-body) }
.trust span { font-size: 28px; line-height: 1 }

.cta { display: grid; justify-items: center; gap: 12px; padding: 72px 16px; text-align: center; background: radial-gradient(600px 300px at 50% 0, rgba(255, 95, 168, .2), transparent 70%) }
.cta h2 { font-size: clamp(30px, 6vw, 56px); font-weight: 800 }
.cta p { max-width: 32em; color: var(--on-night-soft) }
.cta__avatar { width: 120px }
.cta .hero__actions { justify-content: center }

.footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding: 24px 16px; padding-bottom: max(24px, env(safe-area-inset-bottom)); border-top: 1px solid rgba(255, 255, 255, .08); color: rgba(255, 255, 255, .7); font-size: 16px }
.footer a { display: inline-flex; align-items: center; min-height: 48px }

/* Small phones: let the guide card and mini loop shrink instead of widening the page. */
.guide-card { grid-template-columns: 72px minmax(0, 1fr) }
.mini-loop { grid-template-columns: repeat(5, minmax(0, 1fr)) }
.mini-loop li { font-size: 11px; letter-spacing: 0; padding: 10px 2px }
.mini-loop span { font-size: 22px }

/* Scroll reveal (only when landing.js opted in) */
.motion .reveal { opacity: 0; transform: translateY(18px); transition: opacity 600ms var(--ease) var(--delay, 0ms), transform 600ms var(--ease) var(--delay, 0ms) }
.motion .reveal.is-in { opacity: 1; transform: none }

/* Large phone */
@media (min-width: 640px) {
  .ways { grid-template-columns: repeat(2, 1fr) }
  .devices, .trust { grid-template-columns: repeat(2, 1fr) }
  .mini-loop li { font-size: 14px; letter-spacing: .06em; padding: 12px 4px }
  .mini-loop span { font-size: 26px }
  .guide-card { grid-template-columns: 96px minmax(0, 1fr) }
}
/* Tablet */
@media (min-width: 900px) {
  .nav { padding: 12px 32px }
  .nav__links { display: flex }
  .hero { grid-template-columns: 1.3fr 1fr; align-items: center; padding: 72px 32px 96px }
  .section, .cta { padding-left: 32px; padding-right: 32px }
  .section { padding-top: 88px; padding-bottom: 88px }
  .steps { grid-template-columns: repeat(5, 1fr) }
  .ways { grid-template-columns: repeat(3, 1fr) }
  .scenario-strip { grid-template-columns: repeat(3, 1fr) }
}
/* Desktop */
@media (min-width: 1200px) {
  .nav, .hero, .section, .cta, .footer { padding-left: max(48px, calc((100vw - 1200px) / 2)); padding-right: max(48px, calc((100vw - 1200px) / 2)) }
  .ways { grid-template-columns: repeat(5, 1fr) }
  .devices { grid-template-columns: repeat(4, 1fr) }
  .guide-card { grid-template-columns: 128px 1fr }
}
/* Kiosk / wall display */
@media (min-width: 1800px) {
  html { font-size: 20px }
  body { --fs-body: 22px; --fs-control: 24px; --fs-lead: 32px; --tap: 72px }
  .nav, .hero, .section, .cta, .footer { padding-left: calc((100vw - 1560px) / 2); padding-right: calc((100vw - 1560px) / 2) }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto }
  .btn { transition: none }
  .btn:hover { transform: none }
}