@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700&family=Noto+Sans:wght@400;500;600;700&display=swap');

:root { --teal:#2A9D9A; --teal-dark:#0E6F6C; --ink:#1F2D3A; --pale:#F2F8F8; --line:#D5E3E3; --white:#fff; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; min-width:0; color:var(--ink); background:var(--white); font-family:'Noto Sans','Noto Sans Thai',Arial,sans-serif; font-size:16px; line-height:1.8; }
img { display:block; max-width:100%; height:auto; }
a { color:inherit; }
button, input, select, textarea { font:inherit; }
button { cursor:pointer; }
:focus-visible { outline:3px solid var(--teal); outline-offset:3px; }
.skip-link { position:absolute; top:-4rem; left:1rem; z-index:30; padding:.5rem 1rem; color:#fff; background:var(--teal-dark); }
.skip-link:focus { top:1rem; }
.site-header { position:sticky; top:0; z-index:20; background:#fff; border-bottom:1px solid var(--line); }
.header-inner { width:min(1180px, calc(100% - 40px)); min-height:78px; margin:auto; display:flex; align-items:center; gap:22px; }
.brand { flex:0 0 auto; }
.brand img { width:128px; max-height:42px; object-fit:contain; object-position:left center; }
.menu-toggle { display:none; border:1px solid var(--teal-dark); border-radius:8px; padding:.45rem .7rem; color:var(--teal-dark); background:#fff; font-weight:700; }
.site-nav { margin-left:auto; }
.site-nav ul, .language-switch { padding:0; margin:0; list-style:none; display:flex; align-items:center; gap:18px; }
.site-nav a { text-decoration:none; font-size:.875rem; font-weight:600; }
.site-nav a:hover, .site-nav a:focus-visible { color:var(--teal-dark); }
.language-switch { flex:0 0 auto; gap:8px; font-size:.875rem; }
.language-switch a { padding:.15rem .35rem; border-bottom:2px solid transparent; text-decoration:none; }
.language-switch .current { border-color:var(--teal-dark); font-weight:700; }
.hero { padding:72px 0 96px; background:var(--pale); border-bottom:1px solid var(--line); }
.hero-inner, .split-grid { width:min(1080px, calc(100% - 40px)); margin:auto; display:grid; grid-template-columns:minmax(0, .95fr) minmax(0, 1.05fr); gap:56px; align-items:center; }
.hero h1 { max-width:620px; margin:0 0 22px; color:var(--ink); font-size:clamp(2.2rem, 4.6vw, 4.25rem); font-weight:600; letter-spacing:-.045em; line-height:1.16; }
.hero p { max-width:570px; margin:0 0 30px; font-size:1.075rem; }
.hero-image { width:100%; border:1px solid var(--line); border-radius:8px; background:#fff; }
.button-row { display:flex; flex-wrap:wrap; gap:12px; }
.button { display:inline-flex; align-items:center; justify-content:center; min-height:48px; padding:10px 20px; border:1px solid var(--teal-dark); border-radius:8px; text-align:center; text-decoration:none; font-weight:700; line-height:1.4; }
.button-primary { color:#fff; background:var(--teal-dark); }
.button-primary:hover { background:#085b58; }
.button-secondary { color:var(--teal-dark); background:#fff; }
.button-secondary:hover { background:var(--pale); }
.section { padding:96px 0; }
.section-tint { background:var(--pale); }
.section-inner { width:min(1080px, calc(100% - 40px)); margin:auto; }
.content-width { max-width:720px; }
.section-heading { margin:0 0 30px; font-size:clamp(1.85rem, 3.5vw, 2.8rem); font-weight:600; letter-spacing:-.03em; line-height:1.25; }
.section-heading::after { content:''; display:block; width:52px; margin-top:18px; border-top:3px solid var(--teal); }
.section-intro { max-width:720px; margin:0 0 38px; font-size:1.05rem; }
.split-grid { width:100%; }
.product-photo { border:1px solid var(--line); border-radius:8px; background:#fff; }
.spec-table, .price-table { width:100%; border-collapse:collapse; border-top:2px solid var(--teal); }
.spec-table th, .spec-table td, .price-table th, .price-table td { padding:14px 12px; border-bottom:1px solid var(--line); text-align:left; vertical-align:top; }
.spec-table th, .price-table th { width:42%; font-weight:700; }
.verification-note { margin:18px 0 0; color:#52606b; font-size:.9rem; }
.color-gallery { display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:48px; }
.color-gallery figure { margin:0; }
.color-gallery img { width:100%; border:1px solid var(--line); border-radius:8px; }
.color-gallery figcaption { margin-top:10px; font-size:.9rem; }
.use-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:18px; }
.use-card { min-width:0; padding:24px; border:1px solid var(--line); border-radius:8px; background:#fff; }
.icon { width:32px; height:32px; margin-bottom:16px; color:var(--teal-dark); }
.use-card h3 { margin:0 0 8px; font-size:1.15rem; line-height:1.4; }
.use-card p { margin:0; font-size:.95rem; }
.price-grid { display:grid; grid-template-columns:1.2fr .8fr; gap:32px; align-items:start; }
.price-aside { padding:26px; border-left:3px solid var(--teal); background:#fff; }
.price-aside h3 { margin:0 0 10px; font-size:1.25rem; }
.price-aside p { margin:0; }
.steps { display:grid; grid-template-columns:repeat(3, 1fr); gap:0; margin:42px 0; border:1px solid var(--line); border-radius:8px; background:#fff; overflow:hidden; }
.step { padding:28px; }
.step + .step { border-left:1px solid var(--line); }
.step-number { display:block; margin-bottom:18px; color:var(--teal-dark); font-size:1.6rem; font-weight:700; line-height:1; }
.step h3 { margin:0 0 8px; font-size:1.2rem; }
.step p { margin:0; font-size:.95rem; }
.targets { margin:0; padding-left:1.2rem; columns:2; }
.targets li { margin-bottom:8px; break-inside:avoid; }
.company-block { max-width:720px; padding:30px; border:1px solid var(--line); border-radius:8px; background:#fff; }
.company-block h3 { margin:0 0 12px; font-size:1.2rem; }
.company-block p { margin:0 0 12px; }
.wellness-note { max-width:720px; margin:28px 0 0; padding:16px 18px; border-left:3px solid var(--teal); color:#435361; background:var(--pale); font-size:.9rem; }
.form-layout { display:grid; grid-template-columns:repeat(2, minmax(0, 1fr)); gap:18px; max-width:720px; }
.field { display:flex; flex-direction:column; gap:6px; }
.field-full { grid-column:1 / -1; }
label { font-weight:600; }
.required { color:var(--teal-dark); }
input, select, textarea { width:100%; border:1px solid #9fb5b5; border-radius:8px; padding:11px 12px; color:var(--ink); background:#fff; }
textarea { min-height:150px; resize:vertical; }
.honeypot { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
.form-submit { margin-top:24px; }
.site-footer { padding:48px 0; color:#fff; background:var(--ink); }
.footer-inner { width:min(1080px, calc(100% - 40px)); margin:auto; display:grid; grid-template-columns:1fr auto; gap:32px; }
.footer-inner p { margin:0 0 10px; }
.footer-links { display:flex; flex-direction:column; align-items:flex-start; gap:10px; }
.site-footer a { color:#fff; }
.copyright { margin-top:24px !important; color:#d4dfe2; font-size:.85rem; }

@media (max-width: 780px) {
  .header-inner { width:calc(100% - 32px); max-width:680px; min-height:64px; flex-wrap:wrap; gap:0; padding:10px 0 8px; }
  .brand img { width:114px; }
  .menu-toggle { display:block; margin-left:auto; }
  .language-switch { order:3; width:100%; margin-top:8px; padding-top:8px; border-top:1px solid var(--line); }
  .site-nav { display:none; order:4; width:100%; margin:10px 0 0; }
  .site-nav.is-open { display:block; }
  .site-nav ul { display:block; padding:8px 0; border-top:1px solid var(--line); }
  .site-nav li + li { border-top:1px solid var(--line); }
  .site-nav a { display:block; padding:10px 0; }
  .hero { padding:50px 0 64px; }
  .hero-inner, .split-grid { width:calc(100% - 32px); max-width:680px; grid-template-columns:1fr; gap:30px; }
  .hero-image { order:-1; }
  .section { padding:64px 0; }
  .section-inner { width:calc(100% - 32px); max-width:680px; }
  .use-grid { grid-template-columns:repeat(2, 1fr); }
  .price-grid { grid-template-columns:1fr; gap:24px; }
  .steps { grid-template-columns:1fr; }
  .step + .step { border-top:1px solid var(--line); border-left:0; }
  .footer-inner { width:calc(100% - 32px); max-width:680px; grid-template-columns:1fr; gap:20px; }
}
@media (max-width: 480px) {
  .hero h1 { font-size:2.1rem; }
  .button-row { flex-direction:column; }
  .button { width:100%; }
  .use-grid, .color-gallery, .form-layout { grid-template-columns:1fr; }
  .field-full { grid-column:auto; }
  .spec-table, .spec-table tbody, .spec-table tr, .spec-table th, .spec-table td, .price-table, .price-table tbody, .price-table tr, .price-table th, .price-table td { display:block; width:100%; }
  .spec-table, .price-table { border-top:0; }
  .spec-table tr, .price-table tr { margin-bottom:14px; border:1px solid var(--line); border-top:2px solid var(--teal); border-radius:8px; overflow:hidden; }
  .spec-table th, .price-table th { padding-bottom:4px; border-bottom:0; background:var(--pale); }
  .spec-table td, .price-table td { padding-top:7px; border-bottom:0; }
  .targets { columns:1; }
  .company-block { padding:22px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior:auto; } }