:root {
  --cream: #FCF4E4;
  --cream-2: #F4ECDC;
  --ink: #141414;
  --ink-2: #3A3A3A;
  --muted: #5C5A52;
  --yellow: #F4D46C;
  --pink: #F4BCDC;
  --pink-deep: #E49CC4;
  --sage: #9CAC64;
  --blue: #B4CCEC;
  --radius: 24px;
  --radius-sm: 14px;
  --font-head: "Prompt", "Noto Sans Thai", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Noto Sans Thai", "Prompt", system-ui, -apple-system, "Segoe UI", sans-serif;
  --max: 1080px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0; background: var(--cream); color: var(--ink);
  font-family: var(--font-body); font-size: 16px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.25; margin: 0 0 .5em; font-weight: 600; }
h1 { font-size: clamp(1.9rem, 6.5vw, 3.2rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.4rem, 4.6vw, 2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--cream); padding: 8px 14px; border-radius: 999px; z-index: 50; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; border-radius: 6px; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.section { padding: 40px 0; }
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 8px 16px; margin-bottom: 18px; }
.section-head p { margin: 0; color: var(--muted); }
.eyebrow { font-size: .85rem; letter-spacing: .04em; color: var(--muted); margin-bottom: 6px; display: block; }

/* header */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(252,244,228,.94); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid rgba(20,20,20,.06); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--font-head); font-weight: 600; font-size: 1.25rem; }
.brand svg { width: 34px; height: 34px; }
.nav { display: none; gap: 22px; }
.nav a { text-decoration: none; font-size: .95rem; }
.nav a:hover { text-decoration: underline; }
@media (min-width: 1024px) { .nav { display: flex; } }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px; border-radius: 999px; font: 500 1rem/1.2 var(--font-head); text-decoration: none; border: 1.5px solid var(--ink); cursor: pointer; transition: transform .15s ease, background .15s ease; text-align: center; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--ink); color: var(--cream); }
.btn-primary:hover { background: #2a2a2a; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: rgba(20,20,20,.06); }
.btn-sm { min-height: 40px; padding: 8px 16px; font-size: .92rem; }
.btn-block { width: 100%; }
.btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* hero */
.hero { padding: 28px 0 12px; }
.hero-grid { display: grid; gap: 22px; }
.hero p.lead { font-size: 1.08rem; color: var(--ink-2); max-width: 36em; }
.tile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tile { border-radius: var(--radius); padding: 16px; min-height: 108px; position: relative; overflow: hidden; }
.tile strong { font-family: var(--font-head); font-weight: 600; display: block; font-size: 1.05rem; }
.tile span { font-size: .88rem; color: var(--ink-2); }
.tile::after { content: ""; position: absolute; right: -18px; bottom: -18px; width: 64px; height: 64px; border-radius: 50%; background: rgba(255,255,255,.35); }
@media (min-width: 860px) { .hero-grid { grid-template-columns: 1.15fr 1fr; align-items: center; } .hero { padding: 56px 0 24px; } }

.bg-yellow { background: var(--yellow); } .bg-pink { background: var(--pink); } .bg-sage { background: var(--sage); } .bg-blue { background: var(--blue); } .bg-ink { background: var(--ink); color: var(--cream); } .bg-cream2 { background: var(--cream-2); }

/* cards */
.card { border-radius: var(--radius); padding: 22px; }
.cards { display: grid; gap: 14px; }
@media (min-width: 760px) { .cards-3 { grid-template-columns: repeat(3, 1fr); } .cards-2 { grid-template-columns: repeat(2, 1fr); } }
.product-card { display: flex; flex-direction: column; gap: 10px; }
.product-card h3 { margin: 0; }
.product-card p { margin: 0; color: var(--ink-2); }
.product-card .spacer { flex: 1; }
.price { font-family: var(--font-head); font-size: 1.6rem; font-weight: 600; }
.price small { font-size: .9rem; font-weight: 400; }
.badge { display: inline-block; font-size: .78rem; padding: 4px 10px; border-radius: 999px; background: rgba(255,255,255,.6); border: 1px solid rgba(20,20,20,.15); width: fit-content; }
.badge-ink { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.placeholder-note { font-size: .8rem; color: var(--ink-2); }

/* steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; counter-reset: s; }
.steps li { counter-increment: s; border-radius: var(--radius-sm); background: #fff8ea; border: 1px solid rgba(20,20,20,.08); padding: 14px 16px 14px 58px; position: relative; }
.steps li::before { content: counter(s); position: absolute; left: 14px; top: 13px; width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: var(--cream); display: grid; place-items: center; font-family: var(--font-head); font-size: .9rem; }
.steps li strong { display: block; font-family: var(--font-head); font-weight: 500; }

/* tips */
.tip { background: #fff8ea; border: 1px solid rgba(20,20,20,.08); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.tip h3 { margin: 0; }
.tip p { margin: 0; color: var(--ink-2); }
.tip .meta { font-size: .8rem; color: var(--muted); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.prompt-box { background: var(--cream-2); border-radius: var(--radius-sm); padding: 12px 14px; font-size: .9rem; white-space: pre-wrap; word-break: break-word; }
.copy-btn { align-self: flex-start; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip { border: 1.5px solid var(--ink); background: transparent; border-radius: 999px; padding: 8px 16px; font: 500 .92rem var(--font-head); cursor: pointer; min-height: 40px; color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--cream); }

/* LINE CTA */
.line-cta { border-radius: 32px; padding: 28px 22px; display: grid; gap: 14px; }
.line-cta p { margin: 0; color: var(--ink-2); }
@media (min-width: 760px) { .line-cta { grid-template-columns: 1.4fr auto; align-items: center; padding: 36px; } }

/* product detail */
.pd-hero { display: grid; gap: 18px; padding-top: 18px; }
@media (min-width: 860px) { .pd-hero { grid-template-columns: 1.2fr 1fr; align-items: start; } }
.feature-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 560px) { .feature-grid { grid-template-columns: 1fr 1fr; } }
.feature { border-radius: var(--radius); padding: 18px; }
.feature strong { font-family: var(--font-head); font-weight: 600; display: block; margin-bottom: 4px; }
.feature span { font-size: .93rem; color: var(--ink-2); }
.buy-box { border-radius: var(--radius); padding: 22px; display: grid; gap: 12px; }
.buy-box ul { margin: 0; padding-left: 1.1em; color: var(--ink-2); font-size: .93rem; }
.sheet-mock { border-radius: var(--radius); background: #fff8ea; border: 1px solid rgba(20,20,20,.08); padding: 14px; overflow-x: auto; }
.sheet-mock table { border-collapse: collapse; width: 100%; min-width: 320px; font-size: .85rem; }
.sheet-mock th, .sheet-mock td { text-align: left; padding: 8px 10px; border-bottom: 1px solid rgba(20,20,20,.08); }
.sheet-mock th { font-family: var(--font-head); font-weight: 500; background: var(--yellow); }
.sheet-mock th:first-child { border-top-left-radius: 10px; } .sheet-mock th:last-child { border-top-right-radius: 10px; }
.sheet-mock td.num, .sheet-mock th.num { text-align: right; }
.sticky-buy { position: sticky; bottom: 0; z-index: 15; background: rgba(252,244,228,.96); border-top: 1px solid rgba(20,20,20,.08); padding: 10px 0 calc(10px + env(safe-area-inset-bottom)); }
.sticky-buy .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sticky-buy .price { font-size: 1.25rem; }
@media (min-width: 860px) { .sticky-buy { display: none; } }

/* faq */
.faq details { border-bottom: 1px solid rgba(20,20,20,.12); padding: 4px 0; }
.faq summary { cursor: pointer; padding: 14px 32px 14px 0; font-family: var(--font-head); font-weight: 500; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 10px; font-size: 1.4rem; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--ink-2); margin: 0 0 14px; }

/* notice */
.notice { border-radius: var(--radius-sm); padding: 14px 16px; background: var(--cream-2); border: 1px dashed rgba(20,20,20,.3); font-size: .92rem; }
.prose { max-width: 720px; }
.prose h2 { margin-top: 1.6em; font-size: 1.3rem; }
.prose ul { padding-left: 1.2em; }

/* footer */
.site-footer { background: var(--ink); color: var(--cream); margin-top: 40px; padding: 36px 0 calc(28px + env(safe-area-inset-bottom)); }
.site-footer a { color: var(--cream); }
.footer-grid { display: grid; gap: 22px; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.site-footer h3 { font-size: 1rem; margin-bottom: 8px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.site-footer small { color: #c9c2b2; display: block; margin-top: 22px; }
.brand-footer svg { width: 30px; height: 30px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted{color:#141414;opacity:.7;padding:8px 2px}

/* ---------- v2: mobile menu ---------- */
.header-actions { display: flex; align-items: center; gap: 8px; }
.menu-toggle { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 999px; border: 1.5px solid var(--ink); background: transparent; color: var(--ink); cursor: pointer; }
.menu-toggle svg { width: 20px; height: 20px; }
@media (max-width: 1023px) {
  .nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; gap: 0; background: var(--cream); border-bottom: 1px solid rgba(20,20,20,.1); box-shadow: 0 12px 24px rgba(20,20,20,.06); padding: 6px 20px 14px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; font-size: 1.02rem; border-bottom: 1px solid rgba(20,20,20,.06); }
  .nav a:last-child { border-bottom: 0; }
  .site-header .wrap { position: relative; }
}
@media (min-width: 1024px) { .menu-toggle { display: none; } }
@media (max-width: 379px) { .hide-xs { display: none; } .site-header .btn-sm { padding-left: 14px; padding-right: 14px; } }

/* ---------- v2: forms ---------- */
.field { display: grid; gap: 6px; margin: 14px 0; }
.field label { font-family: var(--font-head); font-weight: 500; }
.field input { width: 100%; font: inherit; font-size: 1rem; padding: 13px 16px; border-radius: 14px; border: 1.5px solid rgba(20,20,20,.25); background: #fff; color: var(--ink); min-height: 48px; }
.field input:focus { outline: 3px solid var(--blue); outline-offset: 1px; border-color: var(--ink); }
.form-card { max-width: 520px; }
.msg { margin-top: 12px; }

/* ---------- v2: order states ---------- */
.order-card { border-radius: var(--radius, 24px); padding: 22px; margin: 6px 0 22px; }
.order-card h2 { margin-top: 0; font-size: 1.25rem; }
.order-card ul { margin: 8px 0 0; padding-left: 1.2em; }
.order-card .btn { margin-top: 6px; }
.spinner { width: 22px; height: 22px; border-radius: 50%; border: 3px solid rgba(20,20,20,.15); border-top-color: var(--ink); animation: spin .9s linear infinite; display: inline-block; vertical-align: middle; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } }

/* ---------- v2: consent banner ---------- */
.consent { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 70; max-width: 560px; margin: 0 auto; background: var(--ink); color: var(--cream); border-radius: 20px; padding: 16px 18px; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.consent p { margin: 0 0 12px; font-size: .95rem; }
.consent a { color: var(--cream); }
.consent .btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
.consent .btn-ghost { border-color: var(--cream); color: var(--cream); }
.consent .btn-primary { background: var(--yellow); color: var(--ink); }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: inherit; text-decoration: underline; cursor: pointer; }

/* ---------- v2: lead magnet ---------- */
.lead-magnet { border-radius: 32px; padding: 26px 22px; display: grid; gap: 14px; }
@media (min-width: 760px) { .lead-magnet { grid-template-columns: 1.4fr auto; align-items: center; padding: 34px; } }
.kbd { display: inline-block; font-family: var(--font-head); background: #fff; border: 1.5px solid var(--ink); border-radius: 10px; padding: 0 10px; }

/* ---------- v2: overflow safety ---------- */
h1, h2, h3, p, li { overflow-wrap: anywhere; word-break: normal; }
table { max-width: 100%; }
/* v2: grid children may shrink below content width; keep text measure readable */
.pd-hero > *, .hero-grid > *, .cards > *, .footer-grid > *, .line-cta > *, .lead-magnet > * { min-width: 0; }
.sheet-mock { overflow-x: auto; max-width: 100%; }
.lead, .section-head p { max-width: 42em; }
.brand, .nav a, .btn { white-space: nowrap; }
.nw { white-space: nowrap; }
@media (min-width: 420px) { .nw2 { white-space: nowrap; } }
@media (min-width: 860px) { .hero h1 { font-size: clamp(2.2rem, 3.6vw, 2.9rem); } }