/* ZEROTEIN — Fitness Clean Lab
   CI: Lime #A6E600 · Black #000 · White #FFF · หัวข้อ Bold Condensed · เนื้อหา Clean sans
   ฟอนต์เดียวทั้งเว็บ: Noto Sans Thai (มีแกนความกว้าง ใช้ condensed เป็นหัวข้อ) */

:root {
  --ink: #0a0a0a;
  --ink-2: #161816;
  --paper: #ffffff;
  --mist: #f2f3f0;
  --mist-2: #e7e9e4;
  --muted: #565b55;       /* บนพื้นขาว 7.0:1 */
  --muted-dark: #b9beb6;  /* บนพื้นดำ 10:1 */
  --lime: #a6e600;        /* ใช้เป็นพื้น/บนพื้นดำเท่านั้น — บนพื้นขาวไม่พอสำหรับตัวหนังสือ */
  --line-green: #06c755;
  --r: 20px;
  --r-sm: 12px;
  --wrap: 1200px;
  --gut: clamp(16px, 4vw, 40px);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --hdr: 76px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--hdr) + 12px); }
body {
  margin: 0;
  font-family: 'Noto Sans Thai', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button { font: inherit; color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }
:focus-visible { outline: 3px solid var(--lime); outline-offset: 3px; border-radius: 6px; }
.sec-ink :focus-visible, .card-ink :focus-visible { outline-color: var(--lime); }

.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--lime); color: var(--ink); padding: 10px 16px; border-radius: 999px; font-weight: 700; text-decoration: none; }
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gut) * 2); margin-inline: auto; padding-inline: var(--gut); }

.i { width: 22px; height: 22px; flex: none; }

/* ---------- ตัวหนังสือ ---------- */
.display {
  font-stretch: 70%;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.005em;
  text-wrap: balance;
}
html[lang="en"] .display { text-transform: uppercase; }
html[lang="th"] .display { font-stretch: 82%; line-height: 1.4; letter-spacing: 0; }
.h2 { font-size: clamp(32px, 5.2vw, 60px); margin-bottom: .5em; }
html[lang="th"] .h2 { font-size: clamp(30px, 4.6vw, 54px); }
.h2 em, .h2 span { font-style: normal; }
.nw { white-space: nowrap; }
.h3 { font-size: clamp(22px, 2.6vw, 30px); font-weight: 700; line-height: 1.3; margin-bottom: 20px; }
.lead { font-size: clamp(19px, 1.8vw, 22px); font-weight: 600; line-height: 1.55; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 18px; line-height: 1.4;
}
html[lang="th"] .eyebrow { letter-spacing: .06em; }
.eyebrow::before { content: ""; width: 10px; height: 10px; background: var(--lime); flex: none; }
.eyebrow-light { color: var(--muted-dark); }

/* ---------- ปุ่ม ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px;
  border: 0; border-radius: 999px; cursor: pointer;
  font-weight: 700; font-size: 16px; line-height: 1.2; text-decoration: none; white-space: nowrap;
  transition: transform .2s var(--ease), background-color .2s, color .2s, box-shadow .2s;
}
.btn:active { transform: scale(.97); }
.btn-sm { min-height: 44px; padding: 0 16px; font-size: 15px; }
.btn-lg { min-height: 54px; padding: 0 26px; font-size: 17px; }
.btn-lime { background: var(--lime); color: var(--ink); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-line { background: var(--line-green); color: #fff; }
.btn-ghost-light { background: rgba(255, 255, 255, .08); color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .55); }
.i-brand { width: 22px; height: 22px; }
@media (hover: hover) and (pointer: fine) {
  .btn-lime:hover { background: #b6f51a; box-shadow: 0 8px 24px -8px rgba(166, 230, 0, .7); }
  .btn-dark:hover { background: #262926; }
  .btn-line:hover { background: #05b24c; }
  .btn-ghost-light:hover { background: rgba(255, 255, 255, .16); box-shadow: inset 0 0 0 1.5px #fff; }
  .btn:hover .i:last-child:not(:first-child) { transform: translateX(3px); }
  .btn .i { transition: transform .2s var(--ease); }
}
.text-link { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; font-weight: 600; text-decoration: none; border-bottom: 1.5px solid currentColor; padding-bottom: 1px; }
.text-link .i { width: 18px; height: 18px; }

/* ---------- ส่วนหัว ---------- */
.hdr { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--hdr); color: #fff; transition: background-color .3s, color .3s, box-shadow .3s; }
.hdr-in { height: 100%; display: flex; align-items: center; gap: 24px; }
.logo { position: relative; display: block; width: 88px; flex: none; padding-block: 4px; }
.logo .logo-b { top: 4px; }
.logo img { width: 88px; height: auto; transition: opacity .3s; }
@media (min-width: 1100px) { :root { --hdr: 88px; } .logo, .logo img { width: 108px; } }
.logo .logo-b { position: absolute; inset: 0; opacity: 0; }
.nav { display: none; gap: 28px; margin-left: auto; }
.nav a { text-decoration: none; font-weight: 600; font-size: 15px; opacity: .9; position: relative; padding: 6px 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--lime); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
@media (hover: hover) { .nav a:hover::after { transform: scaleX(1); } }
.hdr-act { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.nav + .hdr-act { margin-left: 8px; }
.lang { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 12px; border-radius: 999px; text-decoration: none; font-weight: 700; font-size: 15px; box-shadow: inset 0 0 0 1.5px currentColor; }
.lang .i { width: 18px; height: 18px; }
.hdr.is-solid { background: rgba(255, 255, 255, .94); color: var(--ink); box-shadow: 0 1px 0 var(--mist-2); -webkit-backdrop-filter: saturate(1.4) blur(12px); backdrop-filter: saturate(1.4) blur(12px); }
.hdr.is-solid .logo-w { opacity: 0; }
.hdr.is-solid .logo-b { opacity: 1; }
@media (min-width: 1100px) { .nav { display: flex; } }
@media (max-width: 380px) { .hdr .btn-sm span { display: none; } .hdr .btn-sm { padding: 0 12px; } }

/* ---------- แบนเนอร์ ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  height: 70svh; min-height: 520px;
  display: flex; align-items: flex-end;
  background: var(--ink) url("/img/hero-poster.webp") center / cover no-repeat;
  color: #fff;
}
.hero-media { position: absolute; inset: 0; z-index: -2; will-change: transform; }
.hero-video { width: 100%; height: 100%; object-fit: cover; object-position: 55% 50%; }
.hero-scrim {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, .55) 0%, rgba(10, 10, 10, 0) 22%),
    linear-gradient(0deg, rgba(10, 10, 10, .92) 0%, rgba(10, 10, 10, .72) 45%, rgba(10, 10, 10, .15) 80%);
}
.hero-in { padding-top: calc(var(--hdr) + 24px); padding-bottom: 36px; }
.hero-h { font-size: clamp(44px, 12vw, 64px); margin-bottom: 16px; }
html[lang="th"] .hero-h { font-size: clamp(36px, 9.6vw, 64px); }
.hero-h em { font-style: normal; color: var(--lime); }
.hero-sub { max-width: 34em; font-size: 16px; line-height: 1.65; color: rgba(255, 255, 255, .88); margin-bottom: 22px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-tag { display: none; }
.vid-toggle {
  position: absolute; right: var(--gut); top: calc(var(--hdr) + 12px);
  width: 44px; height: 44px; border-radius: 50%; border: 0; cursor: pointer;
  display: grid; place-items: center; color: #fff;
  background: rgba(10, 10, 10, .35); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .5);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.vid-toggle .i { width: 18px; height: 18px; }
.vid-toggle .when-paused, .hero.is-paused .vid-toggle .when-playing { display: none; }
.hero.is-paused .vid-toggle .when-paused { display: block; }
.hero-rise { animation: rise .7s var(--ease) both; }
.hero-rise:nth-child(2) { animation-delay: .08s; }
.hero-rise:nth-child(3) { animation-delay: .16s; }
.hero-rise:nth-child(4) { animation-delay: .24s; }
@keyframes rise { from { opacity: 0; transform: translateY(20px); } }

@media (max-width: 479px) {
  .hero-cta .btn { flex: 1 1 100%; }
  .hero-cta .btn-ghost-light { display: none; }
}
@media (min-width: 768px) {
  .hero { height: 100svh; min-height: 640px; max-height: 980px; align-items: center; }
  .hero-scrim {
    background:
      linear-gradient(180deg, rgba(10, 10, 10, .5) 0%, rgba(10, 10, 10, 0) 20%),
      linear-gradient(90deg, rgba(10, 10, 10, .9) 0%, rgba(10, 10, 10, .7) 38%, rgba(10, 10, 10, 0) 72%);
  }
  .hero-in { padding-bottom: 0; }
  .hero-sub { font-size: 18px; max-width: 30em; }
  .hero-tag {
    display: block; position: absolute; right: var(--gut); bottom: 28px; margin: 0;
    font-size: 14px; font-weight: 700; letter-spacing: .3em; text-transform: uppercase; color: rgba(255, 255, 255, .75);
  }
  .vid-toggle { top: auto; bottom: 64px; }
  .hero-video { object-position: 70% 50%; }
}

/* ---------- แถบจุดเด่น ---------- */
.proof { background: var(--ink); color: #fff; }
.proof-in { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; padding-block: 0; background: transparent; }
.proof li { display: flex; align-items: center; gap: 12px; padding: 20px 8px 20px 0; }
.proof-i { color: var(--lime); width: 26px; height: 26px; margin-top: 2px; }
.proof strong { display: block; font-size: 16px; line-height: 1.35; }
.proof span { display: block; font-size: 14px; color: var(--muted-dark); line-height: 1.5; }
@media (min-width: 768px) {
  .proof-in { grid-template-columns: repeat(4, 1fr); }
  .proof li { gap: 14px; padding: 30px 16px 30px 0; }
  .proof li + li { padding-left: 20px; border-left: 1px solid rgba(255, 255, 255, .12); }
  .proof strong { font-size: 18px; }
}

/* ---------- ส่วนเนื้อหา ---------- */
.sec { padding-block: clamp(72px, 10vw, 136px); }
.sec-mist { background: var(--mist); }
.sec-ink { background: var(--ink); color: #fff; }
.sec-head { max-width: 860px; margin-bottom: clamp(32px, 5vw, 56px); }
.sec-head .h2 { margin-bottom: 0; }
.sec-head-row { max-width: none; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 32px; }
.hint { margin: 0; color: var(--muted); font-size: 15px; }
.rimg { width: 100%; border-radius: var(--r); }

.split { display: grid; gap: 32px; align-items: center; }
.split-text p:not(.eyebrow):not(.lead) { color: var(--muted); }
.split-text { max-width: 600px; }
@media (min-width: 960px) {
  .split { grid-template-columns: 1fr 1.15fr; gap: 64px; }
}

.hide-block { margin-top: clamp(56px, 8vw, 104px); }
.wide-media { margin-bottom: 28px; border-radius: var(--r); }
.spots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; counter-reset: s; }
.spots li { background: var(--paper); border-radius: var(--r-sm); padding: 18px 16px; }
.spot-n { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--ink); color: var(--lime); font-weight: 800; font-size: 14px; margin-bottom: 12px; }
.spots h4 { font-size: 17px; line-height: 1.35; margin-bottom: 4px; }
.spots p { margin: 0; font-size: 15px; line-height: 1.6; color: var(--muted); }
@media (min-width: 768px) { .spots { grid-template-columns: repeat(4, 1fr); gap: 16px; } .spots li { padding: 22px 20px; } }

/* เปรียบเทียบ */
.h2-split span { display: block; }
html[lang="en"] .h2-split span, html[lang="th"] .h2-split span { color: var(--ink); background: linear-gradient(transparent 62%, var(--lime) 62%, var(--lime) 92%, transparent 92%); display: inline; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.vs { display: grid; gap: 12px; align-items: stretch; position: relative; }
.vs-card { border-radius: var(--r); padding: 28px 22px; }
.vs-card h3 { font-size: 22px; font-weight: 700; line-height: 1.3; margin-bottom: 18px; min-height: 40px; display: flex; align-items: center; }
.vs-card h3 img { width: 66px; height: auto; }
.vs-card li { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; line-height: 1.5; }
.vs-card li + li { border-top: 1px solid var(--mist-2); }
.vs-card .i { width: 22px; height: 22px; margin-top: 1px; padding: 3px; border-radius: 50%; box-sizing: content-box; }
.vs-soap { background: var(--mist); color: var(--muted); }
.vs-soap h3 { color: var(--ink); }
.vs-soap .i { background: var(--mist-2); color: var(--muted); }
.vs-zero { background: var(--ink); color: #fff; }
.vs-zero li + li { border-top-color: rgba(255, 255, 255, .12); }
.vs-zero .i { background: var(--lime); color: var(--ink); }
.vs-mark { justify-self: center; font-weight: 800; font-stretch: 70%; font-size: 28px; line-height: 1; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: var(--lime); color: var(--ink); margin-block: -34px; z-index: 1; box-shadow: 0 0 0 6px var(--paper); }
@media (min-width: 768px) {
  .vs { grid-template-columns: 1fr auto 1.08fr; gap: 0; }
  .vs-card { padding: 40px 36px; }
  .vs-mark { align-self: center; margin: 0 -28px; }
  .vs-soap { padding-right: 52px; }
  .vs-zero { padding-left: 52px; }
}

/* สินค้า */
.product { display: grid; gap: 40px; align-items: start; }
.product-media { width: min(62%, 300px); margin-inline: auto; }
.kicker { display: inline-block; background: var(--ink); color: var(--lime); font-weight: 700; font-size: 15px; padding: 6px 14px; border-radius: 999px; margin-bottom: 18px; }
.product-text > div > p:not(.eyebrow):not(.kicker) { color: var(--muted); max-width: 36em; }
.feats { display: grid; gap: 8px; margin: 26px 0 30px; }
.feats li { display: flex; gap: 16px; align-items: center; background: var(--paper); border-radius: var(--r-sm); padding: 14px 16px; transition: transform .2s var(--ease), box-shadow .2s; }
@media (hover: hover) and (pointer: fine) { .feats li:hover { transform: translateY(-3px); box-shadow: 0 12px 28px -16px rgba(10, 10, 10, .35); } }
.feat-i { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: var(--lime); flex: none; }
.feats h3 { font-size: 17px; line-height: 1.35; }
.feats p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--muted); }
.for-t { font-weight: 700; margin-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.chips li { font-size: 15px; font-weight: 600; padding: 7px 14px; border-radius: 999px; background: var(--paper); box-shadow: inset 0 0 0 1.5px var(--mist-2); }
.product-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.note { margin: 0; font-size: 15px; color: var(--muted); }
@media (min-width: 960px) {
  .product { grid-template-columns: .85fr 1fr; gap: 72px; }
  .product-media { width: 100%; max-width: 460px; position: sticky; top: calc(var(--hdr) + 32px); }
  .feats { grid-template-columns: 1fr 1fr; }
  .feats li:last-child:nth-child(odd) { grid-column: 1 / -1; }
}

/* วิธีใช้ */
.steps { display: grid; gap: 12px; }
.step { position: relative; background: var(--mist); border-radius: var(--r); padding: 26px 22px 24px; overflow: hidden; transition: transform .2s var(--ease); }
@media (hover: hover) and (pointer: fine) { .step:hover { transform: translateY(-3px); } }
.step-n { display: block; font-size: 64px; color: var(--ink); line-height: 1; margin-bottom: 18px; }
html[lang="th"] .step-n { line-height: 1; }
.step-n::after { content: ""; display: block; width: 40px; height: 6px; background: var(--lime); margin-top: 12px; }
.step h3 { font-size: 20px; line-height: 1.35; margin-bottom: 6px; }
.step p { margin: 0; color: var(--muted); }
@media (min-width: 768px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 16px; } .step { padding: 34px 30px 32px; } .step-n { font-size: 84px; } }

/* เรื่องของเรา */
.story { display: grid; gap: 40px; align-items: center; }
.story .h2 span { color: var(--lime); }
.story-text p:not(.eyebrow) { color: var(--muted-dark); max-width: 34em; }
.story-text b { color: #fff; }
.story-text .story-sign { display: block; margin-top: 8px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .14); color: var(--lime); font-size: 18px; line-height: 1.6; }
.story-media { display: grid; gap: 12px; }
@media (min-width: 960px) {
  .story { grid-template-columns: 1fr 1.15fr; gap: 72px; }
  .story-media { grid-template-columns: 1fr; gap: 16px; }
}

/* วิดีโอ */
.vid { display: grid; gap: 36px; align-items: center; }
.vid-frame { width: min(86%, 340px); margin-inline: auto; }
.vid-frame video { width: 100%; aspect-ratio: 9 / 16; background: var(--ink); border-radius: var(--r); }
.vid-text p:not(.eyebrow) { color: var(--muted); max-width: 30em; margin-bottom: 26px; }
@media (min-width: 768px) {
  .vid { grid-template-columns: auto 1fr; gap: 72px; }
  .vid-frame { width: clamp(300px, 34vw, 400px); }
}

/* รีวิว */
.reviews { display: grid; gap: 16px; }
.review { background: var(--mist); border-radius: var(--r); padding: 28px 22px; display: flex; flex-direction: column; transition: transform .2s var(--ease); }
@media (hover: hover) and (pointer: fine) { .review:hover { transform: translateY(-3px); } }
.stars { display: inline-flex; gap: 2px; color: var(--ink); margin-bottom: 16px; }
.stars .i { width: 20px; height: 20px; fill: var(--lime); stroke: var(--ink); stroke-width: 1.5; }
.review blockquote { margin: 0 0 24px; }
.review blockquote p { font-size: clamp(19px, 2vw, 23px); font-weight: 600; line-height: 1.55; margin: 0; }
.review blockquote p::before { content: "“"; } .review blockquote p::after { content: "”"; }
.review figcaption { margin-top: auto; display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; justify-content: space-between; }
.who { display: flex; flex-direction: column; line-height: 1.4; }
.who span { font-size: 14px; color: var(--muted); }
.review-proof { display: flex; align-items: center; gap: 12px; background: none; border: 0; padding: 0; cursor: zoom-in; text-align: left; font-size: 14px; font-weight: 700; }
.review-proof img { width: auto; height: 64px; border-radius: 8px; }
.review-proof span { display: inline-flex; align-items: center; gap: 4px; border-bottom: 1.5px solid currentColor; }
.review-proof .i { width: 16px; height: 16px; }
@media (min-width: 768px) { .reviews { grid-template-columns: 1fr 1fr; gap: 20px; } .review { padding: 36px 34px; } }

/* แกลเลอรี — masonry ตามสัดส่วนจริง ไม่ครอป */
.masonry { column-count: 2; column-gap: 10px; }
.tile { display: block; width: 100%; margin: 0 0 10px; padding: 0; border: 0; background: none; cursor: zoom-in; break-inside: avoid; border-radius: var(--r-sm); overflow: hidden; }
.tile img { width: 100%; transition: transform .5s var(--ease); }
@media (hover: hover) and (pointer: fine) { .tile:hover img { transform: scale(1.03); } }
@media (min-width: 480px) { .masonry { column-count: 3; column-gap: 12px; } .tile { margin-bottom: 12px; } }
@media (min-width: 1024px) { .masonry { column-count: 4; column-gap: 16px; } .tile { margin-bottom: 16px; } }

/* ติดต่อ */
.cards { display: grid; gap: 16px; }
.card { border-radius: var(--r); padding: 28px 22px; }
.card h3 { font-size: clamp(22px, 2.4vw, 28px); line-height: 1.3; margin-bottom: 8px; }
.card-ink { background: var(--ink); color: #fff; display: flex; flex-direction: column; }
.order-img { margin-top: 28px; }
@media (min-width: 1024px) { .order-img { margin-top: auto; padding-top: 28px; } }
.card-ink > p { color: var(--muted-dark); }
.card-mist { background: var(--mist); }
.card-mist > p { color: var(--muted); }
.order-row { display: grid; gap: 22px; margin-top: 22px; align-items: center; }
.qr { display: none; }
.qr img { width: 150px; height: 150px; border-radius: 12px; background: #fff; padding: 8px; }
.qr figcaption { font-size: 14px; color: var(--muted-dark); margin-top: 8px; }
.order-act { display: flex; flex-direction: column; align-items: stretch; gap: 10px; }
.order-act .text-link { align-self: flex-start; margin-top: 6px; color: #fff; }
.form { display: grid; gap: 14px; margin-top: 20px; }
.form-row { display: grid; gap: 14px; }
.form label { display: grid; gap: 6px; font-size: 15px; font-weight: 600; }
.form input, .form textarea {
  font: inherit; font-size: 16px; font-weight: 400; color: var(--ink);
  width: 100%; padding: 12px 14px; border-radius: var(--r-sm); border: 1.5px solid #cfd3cc; background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(166, 230, 0, .55); }
.form textarea { resize: vertical; min-height: 110px; }
.form .btn { justify-self: start; }
.form .note a { color: var(--ink); font-weight: 600; display: inline-block; padding-block: 10px; }
@media (min-width: 560px) { .form-row { grid-template-columns: 1fr 1fr; } }
@media (min-width: 768px) {
  .card { padding: 40px 36px; }
  .qr { display: block; }
  .order-row { grid-template-columns: auto 1fr; gap: 28px; }
}
@media (min-width: 1024px) { .cards { grid-template-columns: 1fr 1fr; gap: 20px; } }

.info { display: grid; gap: 22px; margin-top: 48px; padding-top: 36px; border-top: 1px solid var(--mist-2); }
.info li { display: flex; gap: 14px; align-items: flex-start; }
.info li > .i { width: 22px; height: 22px; margin-top: 4px; color: var(--ink); }
.info li div { display: flex; flex-direction: column; gap: 2px; line-height: 1.5; }
.info li div > span:first-child { font-size: 14px; color: var(--muted); font-weight: 600; }
.info li div a:not(.text-link) { font-weight: 700; text-decoration: none; display: inline-flex; align-items: center; min-height: 44px; margin-block: -9px; }
.info .addr { color: var(--muted); font-size: 15px; }
.info .text-link { align-self: flex-start; margin-top: 6px; font-size: 15px; }
@media (min-width: 768px) { .info { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .info { grid-template-columns: .8fr 1fr 1fr 1.6fr; } }

.social { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin-top: 36px; }
.social p { margin: 0; font-weight: 700; }
.social ul { display: flex; gap: 10px; }
.soc { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; color: #fff; transition: transform .2s var(--ease); }
.soc .i { width: 22px; height: 22px; }
@media (hover: hover) and (pointer: fine) { .soc:hover { transform: translateY(-3px); } }
.soc-facebook { background: #0866ff; }
.soc-tiktok { background: #000; }
.soc-instagram { background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fd5949 45%, #d6249f 60%, #285aeb 90%); }
.soc-shopee { background: #ee4d2d; }

/* ---------- ท้ายหน้า ---------- */
.ftr { background: var(--ink); color: #fff; padding-block: 48px; }
.ftr-in { display: grid; gap: 28px; }
.ftr-brand img { width: 84px; height: auto; margin-bottom: 12px; }
.ftr-brand p { margin: 0; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; font-size: 14px; color: var(--lime); }
.ftr-meta { color: var(--muted-dark); font-size: 15px; line-height: 1.6; }
.ftr-meta strong { color: #fff; }
.lang-ftr { color: #fff; margin-top: 4px; }
@media (min-width: 768px) { .ftr-in { grid-template-columns: 1fr auto; align-items: end; } .ftr-meta { text-align: right; } }

/* สถิติคนเข้าเว็บ — แถบเล็กท้ายหน้า */
.stats { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 28px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .12); }
.stats[hidden] { display: none; }
.stats-t { display: inline-flex; align-items: center; gap: 10px; margin: 0; font-size: 14px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-dark); }
html[lang="th"] .stats-t { letter-spacing: .04em; }
.stats-dot { position: relative; width: 8px; height: 8px; margin-left: 4px; border-radius: 50%; background: var(--lime); }
.stats-dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1.5px solid var(--lime); opacity: 0; animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse { 0% { transform: scale(.6); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }
.stats-list { display: flex; margin: 0; }
.stats-list div { padding: 0 20px; display: flex; flex-direction: column; gap: 2px; }
.stats-list div:first-child { padding-left: 0; }
.stats-list div + div { border-left: 1px solid rgba(255, 255, 255, .12); }
.stats-list dt { font-size: 14px; color: var(--muted-dark); line-height: 1.5; }
.stats-list dd { margin: 0; font-weight: 800; font-stretch: 75%; font-size: 26px; line-height: 1.1; color: #fff; font-variant-numeric: tabular-nums; }
.stats-list div:first-child dd { color: var(--lime); }
@media (max-width: 479px) {
  .stats { flex-direction: column; align-items: stretch; }
  .stats-list { justify-content: space-between; }
  .stats-list div { padding: 0 12px; flex: 1; }
}

/* ---------- ปุ่มลอยมือถือ (ไลน์ + โทร) ---------- */
.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: grid; grid-template-columns: 1.6fr 1fr; gap: 8px;
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, .96); box-shadow: 0 -1px 0 var(--mist-2), 0 -8px 24px -12px rgba(0, 0, 0, .2);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  transform: translateY(110%); transition: transform .35s var(--ease);
}
.dock.is-on { transform: none; }
.dock a { display: flex; align-items: center; justify-content: center; gap: 8px; height: 44px; border-radius: 999px; font-weight: 700; font-size: 16px; text-decoration: none; }
.dock-line { background: var(--line-green); color: #fff; }
.dock-call { background: var(--ink); color: #fff; }
@media (max-width: 767px) { body { padding-bottom: 68px; } }
@media (min-width: 768px) { .dock { display: none; } }

/* ---------- ดูรูปขยาย ---------- */
.lb { border: 0; padding: 0; margin: auto; max-width: 100vw; max-height: 100vh; width: 100vw; height: 100dvh; background: transparent; overflow: hidden; }
.lb::backdrop { background: rgba(10, 10, 10, .92); }
.lb[open] { display: grid; place-items: center; animation: fade .25s var(--ease); }
.lb-img { max-width: calc(100vw - 32px); max-height: calc(100dvh - 120px); width: auto; height: auto; border-radius: 10px; }
.lb-btn { position: absolute; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; border: 0; cursor: pointer; background: rgba(255, 255, 255, .12); color: #fff; }
.lb-btn:hover { background: rgba(255, 255, 255, .22); }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 12px; top: 50%; transform: translateY(-50%); }
.lb.is-single .lb-prev, .lb.is-single .lb-next { display: none; }
@media (max-width: 767px) { .lb-prev, .lb-next { top: auto; bottom: 20px; transform: none; } .lb-prev { left: calc(50% - 60px); } .lb-next { right: calc(50% - 60px); } }
@keyframes fade { from { opacity: 0; } }

/* ---------- เนื้อหาปรากฏตอนเลื่อนถึง (เฉพาะเมื่อ JS ทำงาน) ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .55s var(--ease), transform .55s var(--ease); transition-delay: var(--d, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ส่วนปัญหา: คำเน้น (เขียวเข้มพอสำหรับตัวหนังสือบนพื้นเทา 5.4:1) */
.split-text b { color: var(--ink); }
.hl { color: #387000; font-weight: 700; }

/* ใช้ได้กับภาชนะ 6 แบบ */
.works { margin-top: clamp(56px, 8vw, 96px); }
.works .h3 { text-align: center; }
.works-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.works-list li { display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; background: var(--paper); border-radius: var(--r-sm); padding: 20px 10px; font-weight: 700; font-size: 15px; line-height: 1.4; }
.works-i { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: var(--ink); color: var(--lime); }
.works-i .i { width: 24px; height: 24px; }
@media (min-width: 480px) { .works-list { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .works-list { grid-template-columns: repeat(6, 1fr); gap: 14px; } }

/* ZEROTEIN Professional 3L */
#professional { margin-top: clamp(40px, 6vw, 72px); scroll-margin-top: calc(var(--hdr) + 12px); }
.pro { display: grid; background: var(--ink); color: #fff; border-radius: var(--r); overflow: hidden; }
.pro-media { background: #fefefe; display: grid; place-items: center; padding: 16px; }
.pro-media .rimg { border-radius: 0; }
.pro-text { padding: 28px 22px 32px; }
.pro-tag { display: inline-flex; align-items: center; gap: 8px; background: var(--lime); color: var(--ink); font-weight: 700; font-size: 14px; padding: 6px 14px; border-radius: 999px; margin-bottom: 16px; }
.pro-tag .i { width: 18px; height: 18px; }
.pro-h { font-size: clamp(30px, 4.4vw, 48px); margin-bottom: 4px; }
html[lang="th"] .pro-h { line-height: 1.4; }
.pro-sub { color: var(--lime); font-weight: 700; font-size: 18px; margin-bottom: 14px; }
.pro-text > p:not(.pro-tag):not(.pro-sub):not(.for-t) { color: var(--muted-dark); }
.pro-points { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; margin: 22px 0 24px; }
.pro-points li { display: flex; gap: 10px; align-items: center; font-weight: 600; font-size: 15px; line-height: 1.45; }
.pro-points .i { color: var(--lime); width: 22px; height: 22px; }
.chips-dark li { background: rgba(255, 255, 255, .08); box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .18); color: #fff; }
.pro-cta { display: flex; flex-wrap: wrap; gap: 10px; }
.pro-faq { color: #fff; margin-top: 14px; font-size: 15px; }
@media (max-width: 479px) { .pro-cta .btn { flex: 1 1 100%; } }
@media (min-width: 960px) {
  .pro { grid-template-columns: 1fr 1fr; align-items: stretch; }
  .pro-media { padding: 32px; }
  .pro-text { padding: 48px 48px 48px 40px; align-self: center; }
}

/* คำถามที่พบบ่อย */
.faq-wrap { max-width: calc(940px + var(--gut) * 2); }
.faq { display: grid; gap: 10px; }
.faq-item { background: var(--mist); border-radius: var(--r-sm); }
.faq-item summary { list-style: none; display: flex; align-items: center; gap: 14px; padding: 18px 18px; cursor: pointer; min-height: 64px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-n { flex: none; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--ink); color: var(--lime); font-weight: 800; font-size: 14px; }
.faq-q { flex: 1; font-weight: 700; font-size: 17px; line-height: 1.5; }
.faq-x { flex: none; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--paper); transition: transform .25s var(--ease), background-color .2s; }
.faq-x .i { width: 18px; height: 18px; }
.faq-item[open] .faq-x { transform: rotate(45deg); background: var(--lime); }
.faq-a { padding: 0 18px 22px 66px; color: var(--muted); }
.faq-a p { margin: 0 0 .8em; }
.faq-a p:last-child { margin-bottom: 0; }
.faq-a b { color: var(--ink); }
.faq-a ul { margin: 0 0 .8em; display: grid; gap: 6px; }
.faq-a li { position: relative; padding-left: 20px; line-height: 1.6; }
.faq-a li::before { content: ""; position: absolute; left: 2px; top: .7em; width: 8px; height: 8px; border-radius: 2px; background: var(--lime); }
.faq-a a { color: var(--ink); font-weight: 700; }
@media (hover: hover) and (pointer: fine) { .faq-item summary:hover .faq-x { background: var(--lime); } }
@media (max-width: 479px) { .faq-a { padding-left: 18px; } .faq-item summary { padding: 16px 14px; gap: 12px; } .faq-q { font-size: 16px; } }

/* ส่วนติดต่ออยู่บนพื้นเทาแล้ว การ์ดฟอร์มเป็นพื้นขาว */
#contact .card-mist { background: var(--paper); }
#contact .info { border-top-color: var(--mist-2); }

/* ภาษาไทย: ระยะบรรทัดอย่างน้อย 1.45 กันสระบน-ล่างชนกัน */
html[lang="th"] .btn, html[lang="th"] .proof strong, html[lang="th"] .spots h4, html[lang="th"] .feats h3,
html[lang="th"] .step h3, html[lang="th"] .vs-card h3, html[lang="th"] .card h3, html[lang="th"] .h3,
html[lang="th"] .eyebrow, html[lang="th"] .who, html[lang="th"] .dock a, html[lang="th"] .lang,
html[lang="th"] .kicker, html[lang="th"] .text-link, html[lang="th"] .vs-card li, html[lang="th"] .feats p,
html[lang="th"] .proof span, html[lang="th"] .info li div, html[lang="th"] .nav a { line-height: 1.5; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}