:root {
  --cream: #F6EEDF;
  --sand: #EBDDC6;
  --paper: #FBF6EC;
  --terracotta: #A9482B;
  --terracotta-dark: #8A3A22;
  --orange: #C8661F;
  --amber: #D9A24A;
  --brown: #3A2A20;
  --brown-soft: #6B5646;
  --sage: #6F8068;
  --dusty-blue: #5F7A8A;
  --line: rgba(58, 42, 32, .14);
  --shadow: 0 10px 30px rgba(58, 42, 32, .12);
  --radius: 18px;
  --font-body: "Noto Sans Thai", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", "Thonburi", "PingFang SC", sans-serif;
  --font-head: "Noto Serif Thai", "Noto Sans SC", "Thonburi", Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--brown);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.3; margin: 0 0 .5em; color: var(--brown); text-wrap: balance; }
:lang(zh-Hans) h1, :lang(zh-Hans) h2, :lang(zh-Hans) h3 { font-family: var(--font-body); font-weight: 700; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--brown); color: var(--cream); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 6px; }

/* header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(246, 238, 223, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-row { display: flex; align-items: center; gap: 14px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; min-width: 0; flex: 1 1 auto; }
.brand-mark { flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--terracotta); color: var(--cream); font: 700 13px/1 Arial, sans-serif; letter-spacing: .5px; box-shadow: inset 0 0 0 3px var(--cream), inset 0 0 0 4px var(--terracotta); }
.brand-text { display: flex; flex-direction: column; min-width: 0; }
.brand-name { font-weight: 700; font-size: 15px; line-height: 1.3; }
.brand-sub { font-size: 10px; letter-spacing: .06em; color: var(--brown-soft); line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.nav { display: none; gap: 22px; }
.nav a { text-decoration: none; font-weight: 500; font-size: 15px; padding: 6px 2px; border-bottom: 2px solid transparent; }
.nav a:hover { border-color: var(--orange); }
.nav.open { display: flex; flex-direction: column; gap: 0; position: absolute; left: 0; right: 0; top: 100%; background: var(--paper); border-bottom: 1px solid var(--line); padding: 8px 16px 14px; box-shadow: var(--shadow); }
.nav.open a { padding: 12px 4px; border-bottom: 1px solid var(--line); }

.header-tools { display: flex; align-items: center; gap: 10px; flex: none; }
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); padding: 2px; }
.lang button { border: 0; background: transparent; font: 600 13px/1 var(--font-body); color: var(--brown-soft); padding: 8px 10px; border-radius: 999px; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--terracotta); color: var(--cream); }
.menu-btn { width: 42px; height: 42px; border: 1px solid var(--line); background: var(--paper); border-radius: 12px; display: grid; place-content: center; gap: 4px; cursor: pointer; }
.menu-btn span { display: block; width: 18px; height: 2px; background: var(--brown); border-radius: 2px; }

/* hero */
.hero { padding: 28px 0 44px; background: linear-gradient(180deg, var(--cream) 0%, var(--sand) 100%); }
.hero-grid { display: grid; gap: 28px; align-items: center; }
.eyebrow { display: inline-block; font-weight: 700; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--terracotta); margin-bottom: 10px; }
.hero h1 { font-size: clamp(30px, 7vw, 48px); }
.lead { font-size: 17px; color: var(--brown-soft); max-width: 34em; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.btn { display: inline-block; text-decoration: none; font-weight: 700; font-size: 15px; padding: 13px 24px; border-radius: 999px; border: 2px solid var(--terracotta); transition: transform .2s, background .2s, color .2s; }
.btn-primary { background: var(--terracotta); color: var(--cream); }
.btn-primary:hover { background: var(--terracotta-dark); border-color: var(--terracotta-dark); transform: translateY(-1px); }
.btn-ghost { color: var(--terracotta); background: transparent; }
.btn-ghost:hover { background: var(--terracotta); color: var(--cream); }
.hero-photo { margin: 0; border-radius: 26px; overflow: hidden; box-shadow: var(--shadow); border: 6px solid var(--paper); }
.hero-photo img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; object-position: 50% 55%; }
.card-img.ph { position: relative; display: grid; place-items: center; background: linear-gradient(180deg, var(--sand), var(--cream)); }
.card-img.ph svg { width: 78%; height: 100%; }
.ph-note { position: absolute; right: 10px; bottom: 8px; font-size: 11px; letter-spacing: .06em; color: var(--soft); background: rgba(251, 246, 236, .85); padding: 2px 10px; border-radius: 999px; }

/* sections */
.section { padding: 56px 0; }
.section-sand { background: var(--sand); }
.section-head { max-width: 640px; margin-bottom: 28px; }
.section-head h2, .about-copy h2, .contact-card h2 { font-size: clamp(24px, 5vw, 34px); position: relative; padding-bottom: 14px; }
.section-head h2::after, .about-copy h2::after, .contact-card h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 64px; height: 4px; border-radius: 4px; background: repeating-linear-gradient(90deg, var(--terracotta) 0 14px, var(--amber) 14px 24px); }
.section-head p { color: var(--brown-soft); margin: 0; }

/* product cards */
.cards { display: grid; gap: 22px; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: 0 4px 16px rgba(58, 42, 32, .06); display: flex; flex-direction: column; }
.card-img { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--sand); }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.card:hover .card-img img { transform: scale(1.04); }
.card-body { padding: 20px 20px 22px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card-body h3 { font-size: 20px; margin: 0; }
.card-body p { color: var(--brown-soft); margin: 0 0 6px; }
.meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 4px 0 10px; font-size: 14px; }
.meta b { color: var(--brown-soft); font-weight: 500; margin-right: 6px; }
.meta .price { color: var(--terracotta); font-weight: 700; }
.card .btn { align-self: flex-start; margin-top: auto; padding: 10px 20px; font-size: 14px; }

/* why */
.points { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.points li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.points .dot { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--amber); color: var(--brown); font-weight: 700; margin-bottom: 12px; }
.points h3, .steps h3 { font-size: 18px; margin-bottom: 6px; }
.points p, .steps p { color: var(--brown-soft); margin: 0; }

/* steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; counter-reset: s; }
.steps li { position: relative; padding: 22px 22px 22px 22px; border-left: 4px solid var(--orange); background: var(--paper); border-radius: 0 var(--radius) var(--radius) 0; box-shadow: 0 4px 16px rgba(58, 42, 32, .05); }
.step-no { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--orange); color: var(--paper); font-weight: 700; margin-bottom: 10px; }

/* about */
.about-grid { display: grid; gap: 28px; align-items: center; }
.about-main, .gallery figure { margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--paper); border: 5px solid var(--paper); box-shadow: var(--shadow); }
.about-main img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.company-line { padding: 14px 16px; background: var(--paper); border-left: 4px solid var(--terracotta); border-radius: 0 12px 12px 0; font-size: 14px; color: var(--brown-soft); margin-top: 18px; }
.company-line strong { color: var(--brown); font-size: 16px; }
.gallery { display: grid; gap: 16px; margin-top: 36px; grid-template-columns: 1fr; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.gallery figcaption { padding: 10px 12px 12px; font-size: 14px; color: var(--brown-soft); }

/* contact */
.contact-card { background: var(--paper); border: 1px solid var(--line); border-radius: 24px; padding: 28px 22px; box-shadow: var(--shadow); max-width: 760px; margin: 0 auto; }
.contact-list { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.contact-list li { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: baseline; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--cream); }
.contact-list .k { font-size: 13px; font-weight: 700; color: var(--terracotta); min-width: 84px; }
.contact-list a { font-weight: 500; text-decoration-color: var(--amber); text-underline-offset: 3px; word-break: break-word; }
.contact-soon { margin: 18px 0 0; padding: 14px 16px; border-radius: 12px; background: var(--sand); color: var(--brown-soft); }

/* footer */
.site-footer { background: var(--brown); color: var(--sand); padding: 28px 0; font-size: 14px; }
.credits { padding-bottom: 20px; margin-bottom: 20px; border-bottom: 1px solid rgba(235, 221, 198, .2); font-size: 12px; line-height: 1.7; }
.credits h2 { font: 700 13px var(--font-body); color: var(--cream); letter-spacing: .06em; margin: 0 0 6px; padding: 0; }
.credits h2::before, .credits h2::after { display: none; }
.credits p { margin: 0 0 6px; opacity: .85; }
.credits ul { margin: 0; padding-left: 18px; opacity: .85; }
.credits a { color: var(--amber); text-underline-offset: 2px; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; align-items: flex-end; }
.footer-row strong { display: block; color: var(--cream); font-size: 16px; }
.footer-row span { font-size: 11px; letter-spacing: .06em; opacity: .8; }
.footer-row p { margin: 0; }
.footer-row p span { font-size: inherit; letter-spacing: 0; opacity: 1; }

/* reveal */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (min-width: 640px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .points, .steps { grid-template-columns: repeat(3, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .hero { padding: 56px 0 72px; }
  .hero-grid { grid-template-columns: 1.1fr .9fr; gap: 56px; }
  .about-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
  .section { padding: 84px 0; }
  .nav { display: flex; }
  .menu-btn { display: none; }
  .brand { flex: 0 1 auto; margin-right: auto; }
  .brand-name { font-size: 17px; }
  .brand-sub { font-size: 11px; }
}
@media (max-width: 420px) {
  .brand-sub { display: none; }
  .brand-name { font-size: 14px; }
  .lang button { padding: 8px 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .card-img img, .btn { transition: none; }
}