:root{
  --bg:#FBF7F4; --tint:#F4EBE5; --card:#FFFFFF; --ink:#2B2523; --muted:#76696A;
  --line:#E7DAD2; --accent:#A8545F; --line-green:#06C755; --ok:#2F7A4F; --warn:#9A5B1E;
  --note-bg:#FFF6D6; --note-ink:#5C4400; --note-line:#E9CF6A;
  --radius:16px; --wrap:560px;
  --shadow:0 1px 2px rgba(43,37,35,.04),0 6px 20px rgba(43,37,35,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"IBM Plex Sans Thai",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;font-size:16px;line-height:1.65;padding-bottom:84px;-webkit-text-size-adjust:100%}
img{max-width:100%;display:block}
a{color:var(--accent)}
button{font:inherit}
h1,h2,h3{line-height:1.3;margin:0 0 .4em;font-weight:600}
h1{font-size:28px}
h2{font-size:22px}
h3{font-size:17px}
p{margin:0 0 .8em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.nw{white-space:nowrap}
h1,h2,.lead{text-wrap:balance}
.small{font-size:14px}
.eyebrow{color:var(--accent);font-size:14px;font-weight:500;margin-bottom:.4em}
.link{font-weight:500;text-decoration:none}
.ic{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.section h2{position:relative;padding-top:16px}
.section h2::before{content:"";position:absolute;top:0;left:0;width:28px;height:3px;border-radius:2px;background:var(--accent)}
.doctor h2::before,.perdna-cta h2::before{display:none}
.doctor h2,.perdna-cta h2{padding-top:0}

/* ชั้นหน้าตัวอย่าง */
.demo-bar{background:var(--ink);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;padding:7px 12px;text-align:center}
.demo-explain{background:var(--note-bg);color:var(--note-ink);border:0;border-radius:999px;padding:3px 12px;font-size:13px;font-weight:500;cursor:pointer}
.note{display:none;background:var(--note-bg);color:var(--note-ink);border:1px dashed var(--note-line);border-radius:12px;padding:8px 12px;font-size:14px;margin:12px 0 0}
.note::before{content:"แก้ปัญหา: ";font-weight:600}
body.explain .note{display:block}
.perdna-cta{background:var(--ink);color:#fff;text-align:left}
.perdna-cta .eyebrow{color:#F0C9CE}
.perdna-cta p{color:#E8DEDA}
.perdna-link{display:inline-block;margin-left:14px;color:#F0C9CE}

.topbar{position:sticky;top:0;z-index:10;background:rgba(251,247,244,.94);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:10px}
.brand-logo{width:36px;height:36px;object-fit:contain}
.brand-text{display:flex;align-items:baseline;gap:6px}
.brand-mark{font-size:20px;font-weight:600}
.brand-sub{font-size:13px;color:var(--muted);letter-spacing:.04em}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;padding:0 20px;border-radius:999px;font-weight:500;text-decoration:none;font-size:16px;border:1px solid transparent;cursor:pointer}
.btn-sm{min-height:36px;padding:0 14px;font-size:14px}
.btn .ic{width:19px;height:19px}
.btn-line{background:var(--line-green);color:#fff;box-shadow:0 4px 14px rgba(6,199,85,.22)}
.btn-ghost{background:var(--card);color:var(--ink);border-color:var(--line)}

.ph{position:relative;background:linear-gradient(135deg,#EBD9CF,#D9BFB4);border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.ph-label{position:absolute;left:12px;bottom:10px;font-size:12px;color:#6E5149;background:rgba(255,255,255,.65);padding:2px 8px;border-radius:999px}
.ph-hero{aspect-ratio:16/11;margin:20px 0 22px}

.hero{padding-bottom:24px}
.lead{color:var(--muted);font-size:17px}
.quick{list-style:none;padding:0;margin:16px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.quick li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:9px 12px;display:grid;grid-template-columns:20px 1fr;column-gap:10px;align-items:center}
.quick .ic{grid-row:1/3;color:var(--accent);width:20px;height:20px}
.q-k{font-size:12px;color:var(--muted)}
.q-v{font-weight:500;font-size:15px}
.q-v.is-open{color:var(--ok)}
.q-v.is-closed{color:var(--warn)}
.actions{display:grid;gap:10px;margin-top:20px}
.share{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:10px;background:none;border:0;color:var(--accent);font-weight:500;padding:10px;cursor:pointer;font-size:15px}
.share .ic{width:18px;height:18px}
.jump{display:flex;gap:8px;overflow-x:auto;padding-top:20px;padding-bottom:4px;scrollbar-width:none}
.jump::-webkit-scrollbar{display:none}
.jump a{flex:none;text-decoration:none;color:var(--ink);background:var(--tint);border-radius:999px;padding:6px 14px;font-size:14px}

.section{padding:40px 0}
.section-tint{background:var(--tint)}
.section-sub{color:var(--muted);font-size:14px;margin-bottom:18px}

.trust{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr;gap:8px}
.trust li{background:var(--card);border-radius:14px;padding:11px 14px 11px 44px;display:grid;gap:0;position:relative;box-shadow:var(--shadow)}
.trust li::before{content:"✓";position:absolute;left:14px;top:13px;width:18px;height:18px;border-radius:50%;background:var(--ok);color:#fff;font-size:11px;display:grid;place-items:center;line-height:1}
.trust strong{font-size:15px;line-height:1.35}
.trust span{color:var(--muted);font-size:13px;line-height:1.45}

.services{display:grid;gap:12px}
.service{background:var(--card);border:1px solid rgba(231,218,210,.7);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}
.service-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.service h3{margin:0}
.service p{margin:6px 0 10px;color:var(--muted);font-size:15px}
.price{color:var(--accent);font-weight:600;white-space:nowrap}
.service:has(.svc-img){display:grid;grid-template-columns:76px 1fr;gap:14px;align-items:start}
.svc-img{width:76px;aspect-ratio:1/1;border-radius:12px;overflow:hidden;background:linear-gradient(135deg,#EBD9CF,#D9BFB4)}
.svc-img img{width:100%;height:100%;object-fit:cover}
.svc-body{min-width:0}
.book{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--ink);text-decoration:none;border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:5px 14px 5px 10px}
.book .ic{width:17px;height:17px;color:#06A04A}

.doctor{display:grid;gap:18px}
.ph-doctor{aspect-ratio:1/1;max-width:220px}
.doctor-name{margin-bottom:2px}
.ticks{list-style:none;padding:0;margin:10px 0 12px}
.ticks li{padding-left:22px;position:relative}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:600}

.points{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.points li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;display:grid}
.points span{color:var(--muted);font-size:15px}

.story{font-size:17px;max-width:46ch}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.gallery .ph:first-child{grid-column:1/-1;aspect-ratio:16/9}

.tag{display:inline-block;background:var(--ink);color:#fff;font-size:12px;border-radius:6px;padding:1px 8px}
.rating{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;margin-bottom:16px}
.rating-num{font-size:32px;font-weight:600;line-height:1}
.stars{color:#E0A100;letter-spacing:1px}
.reviews{display:grid;gap:12px}
.review{margin:0;background:var(--card);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.review-top{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px}
.review blockquote{margin:0 0 8px}
.review figcaption{color:var(--muted);font-size:14px;display:flex;align-items:center;gap:10px}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--tint);color:var(--accent);display:grid;place-items:center;font-weight:600;font-size:14px;flex:none}

.info{display:grid;gap:16px}
.hours{margin:0;background:var(--card);border-radius:var(--radius);padding:6px 18px;box-shadow:var(--shadow)}
.hours div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.hours div:last-child{border-bottom:0}
.hours dt{color:var(--muted)}
.hours dd{margin:0;font-weight:500}
.hours .today dt,.hours .today dd{color:var(--ink);font-weight:600}
.hours .today dt::after{content:" · วันนี้";color:var(--accent);font-weight:500}
.address{background:var(--card);border-radius:var(--radius);padding:16px 18px;margin-top:12px;box-shadow:var(--shadow)}
.address-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.address-actions .btn{min-height:44px;padding:0 10px;font-size:15px}
.address-actions .ic{width:17px;height:17px}
.route{background:var(--card);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}
.ph-entrance{aspect-ratio:4/3;margin-bottom:14px}
.steps{margin:0 0 10px;padding-left:22px}
.steps li{margin-bottom:6px}

.faq details{background:var(--card);border-radius:12px;margin-bottom:10px;padding:0 18px;box-shadow:var(--shadow)}
.faq summary{cursor:pointer;padding:14px 0;font-weight:500;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:20px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--muted);padding-bottom:14px;margin:0}

.footer{padding:28px 0 20px;border-top:1px solid var(--line)}
.footer p{margin-bottom:.4em}

.dock{position:fixed;left:0;right:0;bottom:0;z-index:20;display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.97);border-top:1px solid var(--line)}
.dock a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:46px;border-radius:999px;text-decoration:none;color:var(--ink);border:1px solid var(--line);font-weight:500}
.dock .ic{width:18px;height:18px}
.dock .dock-main{background:var(--line-green);color:#fff;border-color:var(--line-green)}

.toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--ink);color:#fff;padding:10px 16px;border-radius:12px;font-size:14px;width:max-content;max-width:calc(100% - 32px);text-align:center;transition:.25s;z-index:30}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (min-width:720px){
  :root{--wrap:980px}
  h1{font-size:40px}
  .hero{padding-top:28px}
  .hero-in{display:grid;grid-template-columns:1.05fr 1fr;column-gap:40px;align-items:start}
  .hero-text{grid-row:1;grid-column:1}
  .ph-hero{grid-row:1;grid-column:2;margin:8px 0 0;aspect-ratio:4/3.4}
  .quick{grid-template-columns:1fr 1fr;max-width:460px}
  .actions{grid-template-columns:auto auto;justify-content:start}
  .share{width:auto;padding-left:0}
  .trust{grid-template-columns:repeat(5,1fr)}
  .trust li{padding:16px;align-content:start}
  .trust li::before{position:static;margin-bottom:8px}
  .services{grid-template-columns:1fr 1fr}
  .service:has(.svc-img){grid-template-columns:96px 1fr}
  .svc-img{width:96px}
  .points{grid-template-columns:repeat(4,1fr)}
  .doctor{grid-template-columns:240px 1fr;align-items:center}
  .ph-doctor{max-width:none}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .gallery .ph:first-child{grid-column:auto;aspect-ratio:4/3}
  .reviews{grid-template-columns:repeat(3,1fr)}
  .info{grid-template-columns:1fr 1fr;align-items:start}
  .dock{display:none}
  body{padding-bottom:0}
  .toast{bottom:32px}
}