/* ===== Tokens ===== */
:root {
  --bg: #fafaf9;
  --bg-alt: #f2efe9;
  --surface: #ffffff;
  --text: #1c1917;
  --muted: #57534e;
  --border: #e7e2da;
  --accent: #34e021;
  --accent-strong: #15803d;
  --accent-ink: #1c1917;
  --dark: #1c1917;
  --dark-2: #292524;
  --dark-text: #f5f5f4;
  --dark-muted: #a8a29e;
  --steel: #a8a29e;
  --steel-2: #d6d3d1;
  --concrete: #b8b2a7;
  --concrete-hole: #57534e;
  --radius: 14px;
  --shadow: 0 10px 30px -12px rgb(28 25 23 / .18);
  --header-h: 68px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141210;
    --accent-strong: #4ade80;
    --bg-alt: #1c1917;
    --surface: #211e1b;
    --text: #f5f5f4;
    --muted: #b5aea6;
    --border: #36312c;
    --dark: #0c0a09;
    --dark-2: #1c1917;
    --steel: #78716c;
    --steel-2: #57534e;
    --concrete: #8a8378;
    --concrete-hole: #1c1917;
    --shadow: 0 10px 30px -12px rgb(0 0 0 / .6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #141210;
  --accent-strong: #4ade80;
  --bg-alt: #1c1917;
  --surface: #211e1b;
  --text: #f5f5f4;
  --muted: #b5aea6;
  --border: #36312c;
  --dark: #0c0a09;
  --dark-2: #1c1917;
  --steel: #78716c;
  --steel-2: #57534e;
  --concrete: #8a8378;
  --concrete-hole: #1c1917;
  --shadow: 0 10px 30px -12px rgb(0 0 0 / .6);
  color-scheme: dark;
}

/* ===== Base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  font-family: "Sarabun", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: "Kanit", "Sarabun", sans-serif; line-height: 1.25; margin: 0 0 .5em; font-weight: 600; }
h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }

.container { width: min(1180px, 100% - 32px); margin-inline: auto; }
.container.narrow { width: min(820px, 100% - 32px); }

.eyebrow {
  display: inline-block;
  font-family: "Kanit", sans-serif;
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--accent-strong);
  margin-bottom: .6rem;
}
.section-dark .eyebrow, .hero .eyebrow { color: var(--accent); }

.note { font-size: .88rem; color: var(--muted); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  font-family: "Kanit", sans-serif; font-weight: 500; font-size: 1rem;
  padding: .8em 1.5em; border-radius: 999px; border: 2px solid transparent;
  text-decoration: none; cursor: pointer; transition: transform .15s, background .2s, border-color .2s, color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #5cf04a; }
.btn-ghost { color: var(--dark-text); border-color: rgb(255 255 255 / .3); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-outline { border-color: var(--text); color: var(--text); background: transparent; }
.btn-outline:hover { background: var(--text); color: var(--bg); }
.btn-sm { padding: .5em 1.1em; font-size: .92rem; }
.btn-block { width: 100%; }
.btn-line { background: #06c755; color: #fff; }
.btn-line:hover { background: #05b34c; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgb(28 25 23 / .92);
  backdrop-filter: blur(10px);
  color: var(--dark-text);
  border-bottom: 1px solid rgb(255 255 255 / .06);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.logo { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.logo-mark { width: 33px; height: 40px; display: block; }
.logo-text { font-family: "Kanit", sans-serif; font-size: 1.35rem; font-weight: 500; }
.logo-text b { color: var(--accent); font-weight: 700; }
.logo-text small { display: block; font-size: .62rem; letter-spacing: .28em; color: var(--dark-muted); line-height: 1; margin-top: -2px; }
.logo-text { line-height: 1.1; }

.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a:not(.btn) { text-decoration: none; font-family: "Kanit", sans-serif; font-size: .98rem; color: var(--dark-muted); transition: color .2s; }
.nav a:not(.btn):hover { color: var(--accent); }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--dark-text); margin: 5px 0; transition: transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  background:
    radial-gradient(900px 500px at 85% 20%, rgb(52 224 33 / .16), transparent 60%),
    linear-gradient(180deg, #1c1917, #292524);
  color: var(--dark-text);
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(3rem, 6vw, 5rem);
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center; }
.hero .hl { color: var(--accent); }
.hero .lead { font-size: 1.12rem; color: #d6d3d1; max-width: 34em; }
.hero .lead strong { color: #fff; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.8rem 0 2.4rem; }
.hero-stats { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 2.2rem; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats b { font-family: "Kanit", sans-serif; font-size: 2rem; font-weight: 600; color: var(--accent); line-height: 1.1; }
.hero-stats span { font-size: .9rem; color: var(--dark-muted); }

/* Machine illustration */
.machine { width: 100%; height: auto; }
.m-floor { fill: #44403c; }
.m-steel { fill: #a8a29e; }
.m-dark { fill: #44403c; }
.m-accent { fill: var(--accent); }
.m-rod { fill: #e7e5e4; }
.m-line { stroke: #78716c; stroke-width: 3; }
.m-screen { fill: #0ea5e9; opacity: .8; }
.m-green { fill: #22c55e; }
.m-red { fill: #ef4444; }
.m-roller { fill: #78716c; }
.m-cavity rect { fill: #1c1917; }
.blocks-out rect, .stack rect { fill: #b8b2a7; }
.blocks-out .hole { fill: #57534e; }

.press, .piston { animation: press 2.4s ease-in-out infinite; }
.vibe { animation: vibe .08s linear infinite; }
.blocks-out .blk { animation: convey 2.4s linear infinite; }
@keyframes press { 0%, 100% { transform: translateY(0); } 40%, 55% { transform: translateY(24px); } }
@keyframes vibe { 50% { transform: translateX(1.5px); } }
@keyframes convey {
  0%   { transform: translate(200px, 312px); opacity: 0; }
  10%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translate(400px, 312px); opacity: 0; }
}

/* ===== Trust bar ===== */
.trust { background: var(--accent); color: var(--accent-ink); }
.trust-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem 1.5rem; padding: 1rem 0; font-family: "Kanit", sans-serif; font-weight: 500; font-size: .98rem; }

/* ===== Sections ===== */
.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--dark); color: var(--dark-text); }
.section-dark p { color: var(--dark-muted); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 3rem; }
.section-head p { color: var(--muted); }
.section-dark .section-head p { color: var(--dark-muted); }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.feature {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.8rem; transition: transform .2s, box-shadow .2s;
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature p { color: var(--muted); margin: 0; }
.f-icon { width: 52px; height: 52px; border-radius: 12px; background: rgb(52 224 33 / .14); display: grid; place-items: center; margin-bottom: 1.1rem; }
.f-icon svg { width: 26px; fill: none; stroke: var(--accent-strong); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; counter-reset: s; }
.steps li { position: relative; padding: 1.8rem 1.5rem; border-radius: var(--radius); background: var(--dark-2); border: 1px solid rgb(255 255 255 / .06); }
.steps li:not(:last-child)::after {
  content: "→"; position: absolute; right: -1.05rem; top: 50%; transform: translateY(-50%);
  color: var(--accent); font-size: 1.4rem; z-index: 1;
}
.step-no { font-family: "Kanit", sans-serif; font-size: 2.4rem; font-weight: 700; color: var(--accent); line-height: 1; display: block; margin-bottom: .8rem; }
.steps p { margin: 0; font-size: .96rem; }

/* Products */
.products { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1.4rem; align-items: stretch; }
.product {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2rem 1.8rem; overflow: hidden;
}
.product.featured { border: 2px solid var(--accent); box-shadow: var(--shadow); }
.p-ribbon {
  position: absolute; top: 18px; right: -38px; transform: rotate(45deg);
  background: var(--accent); color: var(--accent-ink); font-family: "Kanit", sans-serif; font-size: .8rem; font-weight: 600;
  padding: .25rem 3rem;
}
.p-tag { font-size: .82rem; color: var(--muted); }
.p-head h3 { font-size: 1.7rem; margin: .1rem 0 0; }
.p-type { color: var(--accent-strong); font-family: "Kanit", sans-serif; font-weight: 500; margin: 0; }
.p-output { margin: 1.3rem 0; padding: 1rem 0; border-block: 1px dashed var(--border); }
.p-output b { font-family: "Kanit", sans-serif; font-size: 2.6rem; font-weight: 700; line-height: 1; }
.p-output span { color: var(--muted); margin-left: .4rem; }
.p-specs { list-style: none; padding: 0; margin: 0 0 1rem; flex: 1; }
.p-specs li { display: flex; justify-content: space-between; gap: 1rem; padding: .45rem 0; font-size: .96rem; }
.p-specs span { color: var(--muted); }
.note.center { text-align: center; margin-top: 1.5rem; }
.p-specs li { border-bottom: 1px solid var(--border); }
.p-specs li:last-child { border-bottom: 0; }
.product .p-specs li { display: block; font-size: .92rem; padding: .4rem 0; }
.product .p-specs li span { display: block; font-size: .78rem; }
.product { padding: 1.8rem 1.5rem; }
.p-price { font-family: "Kanit", sans-serif; font-size: 1.6rem; font-weight: 700; margin: 0 0 .6rem; line-height: 1.2; white-space: nowrap; }
.p-price small { font-size: .85rem; font-weight: 400; color: var(--muted); }
.p-more { margin: 0 0 1.1rem; font-size: .88rem; color: var(--muted); }
.p-more summary { cursor: pointer; color: var(--accent-strong); font-weight: 500; }
.p-more ol { margin: .6rem 0 0; padding-left: 1.2rem; }
.p-more li { margin-bottom: .35rem; }
.addons-title { text-align: center; margin: 3.2rem 0 1.4rem; font-size: 1.4rem; }
.addons { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; }
.addon { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.4rem 1.5rem; }
.addon h4 { margin: 0 0 .5rem; font-size: 1.1rem; }
.addon p:not(.p-price) { color: var(--muted); font-size: .92rem; margin: 0 0 1rem; flex: 1; }
.addon .btn { align-self: flex-start; }
.p-desc { color: var(--muted); font-size: .95rem; margin: 1rem 0 1.4rem; flex: 1; }

/* Block types */
.block-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.block-card {
  margin: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.2rem 1rem; text-align: center; transition: transform .2s;
}
.block-card:hover { transform: translateY(-4px); }
.block-card svg { width: 100%; max-width: 130px; margin: 0 auto .8rem; }
.b-body { fill: var(--concrete); }
.b-hole { fill: var(--concrete-hole); }
.b-line { stroke: var(--concrete-hole); stroke-width: 2; fill: none; }
.block-card figcaption b { display: block; font-family: "Kanit", sans-serif; font-weight: 500; }
.block-card figcaption span { font-size: .86rem; color: var(--muted); }

/* Calculator */
.calc-wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: 3rem; align-items: center; }
.calc-copy p { color: var(--muted); }
.calc {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.8rem; box-shadow: var(--shadow); display: grid; gap: 1rem;
}
.calc-row, .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
label { display: grid; gap: .35rem; font-size: .92rem; font-weight: 500; }
input, select, textarea {
  font: inherit; font-size: 1rem; width: 100%;
  padding: .7em .9em; border-radius: 10px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgb(52 224 33 / .25); }
input[type="range"] { padding: 0; accent-color: var(--accent); border: 0; background: none; box-shadow: none; }
output { color: var(--accent-strong); font-weight: 600; }
.calc-result { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; margin-top: .4rem; }
.calc-result div { background: var(--bg-alt); border-radius: 10px; padding: .9rem 1rem; }
.calc-result .big { grid-column: 1 / -1; background: var(--dark); color: var(--dark-text); }
.calc-result span { display: block; font-size: .85rem; color: var(--muted); }
.calc-result .big span { color: var(--dark-muted); }
.calc-result b { font-family: "Kanit", sans-serif; font-size: 1.4rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.calc-result .big b { font-size: 2rem; color: var(--accent); }

/* Reviews */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.review { margin: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.8rem; display: flex; flex-direction: column; justify-content: space-between; }
.review p { font-size: 1.02rem; }
.review footer b { display: block; font-family: "Kanit", sans-serif; font-weight: 500; }
.review footer span { font-size: .88rem; color: var(--muted); }

/* FAQ */
.faq { display: grid; gap: .8rem; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 0 1.3rem; }
.faq summary {
  cursor: pointer; list-style: none; padding: 1.1rem 0; font-family: "Kanit", sans-serif; font-weight: 500; font-size: 1.06rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; color: var(--accent-strong); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 1.1rem; margin: 0; }

/* Contact */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 1.8rem 0 0; display: grid; gap: .9rem; }
.contact-list li { display: grid; grid-template-columns: 90px 1fr; gap: 1rem; }
.contact-list span { color: var(--accent); font-family: "Kanit", sans-serif; }
.contact-list a { color: var(--dark-text); text-decoration: none; font-weight: 600; }
.contact-list a:hover { color: var(--accent); }
.contact-list p { margin: 0; color: var(--dark-text); }
.contact-form {
  background: var(--dark-2); border: 1px solid rgb(255 255 255 / .08); border-radius: var(--radius);
  padding: 2rem; display: grid; gap: 1rem;
}
.contact-form label { color: var(--dark-text); }
.contact-form input, .contact-form select, .contact-form textarea { background: #0c0a09; border-color: #44403c; color: var(--dark-text); }
.contact-form .invalid { border-color: #ef4444; }
.form-status { margin: 0; min-height: 1.5em; font-size: .95rem; }
.form-status.ok { color: #4ade80; }
.form-status.err { color: #f87171; }

/* Footer */
.site-footer { background: #0c0a09; color: var(--dark-muted); padding: 1.6rem 0 5rem; font-size: .92rem; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding-right: 64px; }
.footer-inner p { margin: 0; }
.footer-inner a { text-decoration: none; }
.footer-inner a:hover { color: var(--accent); }

/* Floating CTA */
.float-cta { position: fixed; right: 16px; bottom: 16px; z-index: 40; display: flex; flex-direction: column; gap: .6rem; }
.float-cta a {
  width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center;
  box-shadow: 0 8px 20px rgb(0 0 0 / .25); text-decoration: none; transition: transform .2s;
}
.float-cta a:hover { transform: scale(1.08); }
.fc-line { background: #06c755; color: #fff; font-family: "Kanit", sans-serif; font-weight: 600; font-size: .78rem; }
.fc-call { background: var(--accent); }
.fc-call svg { width: 24px; fill: var(--accent-ink); }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .block-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps li::after { display: none; }
}

@media (max-width: 880px) {
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #1c1917; padding: .5rem 16px 1.2rem;
    border-bottom: 1px solid rgb(255 255 255 / .08);
    transform: translateY(-120%); transition: transform .3s ease; z-index: -1;
  }
  .nav.open { transform: none; }
  .nav a:not(.btn) { padding: .85rem 0; border-bottom: 1px solid rgb(255 255 255 / .06); font-size: 1.05rem; }
  .nav .btn { margin-top: 1rem; }
  .nav-toggle { display: block; }

  .hero-inner, .calc-wrap, .contact-wrap { grid-template-columns: 1fr; }
  .hero-visual { max-width: 460px; margin: 0 auto; width: 100%; }
  .features { grid-template-columns: 1fr; }
  .products { grid-template-columns: repeat(2, 1fr); }
  .products .product.featured { grid-column: 1 / -1; }
  .product.featured { order: -1; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .block-grid { grid-template-columns: repeat(2, 1fr); }
  .products { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .calc-row, .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.4rem; }
  .hero-stats b { font-size: 1.6rem; }
  .trust-inner { justify-content: flex-start; font-size: .9rem; }
  .contact-list li { grid-template-columns: 1fr; gap: 0; }
  .contact-form, .calc { padding: 1.3rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* Contact form extras */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.turnstile:empty { display: none; }
.contact-form { position: relative; }
.btn[disabled] { opacity: .6; cursor: wait; transform: none; }
.btn[hidden] { display: none; }

/* Bundles (ชุดพร้อมผลิต) */
.bundles-head { text-align: center; margin-top: 3.2rem; }
.bundles-head .addons-title { margin: 0 0 .4rem; }
.bundles-head p { color: var(--muted); margin: 0 0 1.4rem; }
.bundles-head b { color: var(--accent-strong); }
.bundles { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; }
.bundle { position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem 1.5rem; }
.bundle.featured { border: 2px solid var(--accent); box-shadow: var(--shadow); }
.bundle h4 { margin: 0; font-size: 1.3rem; }
.b-out { color: var(--accent-strong); font-family: "Kanit", sans-serif; font-weight: 500; margin: .2rem 0 .8rem; }
.bundle ul { margin: 0 0 1rem; padding-left: 1.1rem; color: var(--muted); font-size: .92rem; flex: 1; }
.bundle li { margin-bottom: .25rem; }
.b-save { position: absolute; top: 1rem; right: 1rem; background: var(--accent); color: var(--accent-ink); font-family: "Kanit", sans-serif; font-size: .8rem; font-weight: 600; padding: .2rem .6rem; border-radius: 999px; }
.b-was { color: var(--muted); font-size: .88rem; margin: 0; }

/* ประเภทลูกค้า: บุคคล / นิติบุคคล */
.seg { display: flex; flex-wrap: wrap; gap: .5rem; border: 0; padding: 0; margin: 0; }
.seg label { display: flex; align-items: center; gap: .45rem; flex: 1 1 200px; padding: .7rem .9rem; border: 1px solid #44403c; border-radius: 10px; cursor: pointer; }
.seg label:has(input:checked) { border-color: var(--accent); background: rgb(52 224 33 / .12); }
.seg input, .branch-row input[type="radio"] { width: auto; accent-color: var(--accent); }
.company-fields { display: grid; gap: 1rem; padding: 1rem; border: 1px dashed #44403c; border-radius: 10px; }
.company-fields[hidden] { display: none; }
.branch-row { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem 1.2rem; }
.branch-row label.inline { display: flex; align-items: center; gap: .4rem; }
.branch-row input[name="branch_no"] { width: 7.5rem; }
.branch-row input:disabled { opacity: .45; }

/* ลิงก์ไปหน้ารุ่นในการ์ด */
.p-head h3 a { color: inherit; text-decoration: none; }
.p-head h3 a:hover { color: var(--accent-strong); }
.p-link { display: block; text-align: center; margin-top: .8rem; font-size: .9rem; color: var(--accent-strong); text-decoration: none; }
.p-link:hover { text-decoration: underline; }

/* ===== หน้าย่อย: หน้ารุ่น / ผลงาน ===== */
.page-hero { background: var(--dark); color: var(--dark-text); padding: 2.2rem 0 3rem; }
.page-hero .eyebrow { color: var(--accent); }
.page-hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin: .3rem 0 .8rem; line-height: 1.15; }
.page-hero h1 span { display: block; font-size: .5em; font-weight: 500; color: var(--dark-muted); margin-top: .3rem; }
.page-hero .lead { color: var(--dark-muted); font-size: 1.05rem; max-width: 60ch; }
.crumbs { font-size: .88rem; color: var(--dark-muted); margin-bottom: 1.4rem; }
.crumbs a { color: var(--dark-muted); }
.crumbs a:hover { color: var(--accent); }
.model-head { display: grid; grid-template-columns: 1fr 320px; gap: 2.4rem; align-items: start; }
.price-box { background: #0c0a09; border: 1px solid #36312c; border-radius: var(--radius); padding: 1.4rem; display: grid; gap: .7rem; }
.price-box .p-price small { color: var(--dark-muted); }
.pb-out b { font-family: "Kanit", sans-serif; font-size: 2.6rem; font-weight: 700; line-height: 1; }
.pb-out span { color: var(--dark-muted); margin-left: .4rem; }
.pb-day { margin: 0; color: var(--dark-muted); font-size: .92rem; }
.pb-day small { display: block; font-size: .78rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 2.4rem; }
.two-col h2 { font-size: 1.5rem; margin-top: 0; }
.spec-list { margin: 0; }
.spec-list div { display: grid; grid-template-columns: 9rem 1fr; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid var(--border); }
.spec-list dt { color: var(--muted); }
.spec-list dd { margin: 0; font-weight: 500; }
.equip-list { margin: 0; padding-left: 1.3rem; }
.equip-list li { margin-bottom: .6rem; }
.equip-list a { color: var(--accent-strong); font-weight: 600; }
.addons.narrow { max-width: 420px; margin-inline: auto; }
.table-wrap { overflow-x: auto; }
.compare { width: 100%; border-collapse: collapse; min-width: 560px; }
.compare th, .compare td { padding: .7rem .8rem; text-align: left; border-bottom: 1px solid var(--border); }
.compare th { font-family: "Kanit", sans-serif; font-weight: 500; color: var(--muted); font-size: .9rem; }
.compare td:nth-child(3), .compare td:nth-child(5), .compare th:nth-child(3), .compare th:nth-child(5) { text-align: right; }
.compare a { color: var(--accent-strong); font-weight: 600; }
.compare .is-current { background: rgb(52 224 33 / .1); }
.work-stats { display: flex; flex-wrap: wrap; gap: 2.4rem; margin-top: 1.6rem; }
.work-stats b { display: block; font-family: "Kanit", sans-serif; font-size: 2.4rem; color: var(--accent); line-height: 1.1; }
.work-stats span { color: var(--dark-muted); font-size: .92rem; }
.works { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.2rem; }
.work { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.4rem; }
.work img { width: calc(100% + 2.8rem); margin: -1.4rem -1.4rem 1rem; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius) var(--radius) 0 0; display: block; }
.work h3 { margin: .2rem 0 .5rem; font-size: 1.15rem; }
.work p { margin: 0; color: var(--muted); }
.page-cta { padding: 3rem 0; }
.cta-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.4rem; }
.cta-inner h2 { margin: 0 0 .4rem; font-size: 1.5rem; }
.cta-inner p { margin: 0; }
.cta-inner a:not(.btn) { color: var(--dark-text); }
@media (max-width: 860px) {
  .model-head, .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .spec-list div { grid-template-columns: 1fr; gap: .2rem; }
}

/* โซเชียลในส่วนท้าย */
.social { display: flex; gap: .6rem; }
.social a { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: #292524; color: var(--dark-text); transition: background .2s, color .2s; }
.social a:hover { background: var(--accent); color: var(--accent-ink); }
.social svg { width: 19px; height: 19px; fill: currentColor; }
.footer-inner { align-items: center; }