/* ==========================================================================
   D MARG ENTERPRISE — Master Design System
   Thailand Industrial Investment Gateway
   Palette: Midnight Navy #0A1633 · Executive Gold #C9A86A · Soft Gray #F5F7FA
   No external font/CDN requests (must load fast from Mainland China).
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --navy:        #0A1633;
  --navy-900:    #060F26;
  --navy-800:    #0E1D42;
  --navy-700:    #152551;
  --navy-600:    #1E3068;
  --gold:        #C9A86A;
  --gold-400:    #D9BE8C;
  --gold-600:    #A8874A;
  --orange:      #F26522;
  --white:       #FFFFFF;
  --soft:        #F5F7FA;
  --soft-2:      #EAEEF4;
  --gray:        #1F2937;
  --gray-600:    #4B5563;
  --gray-400:    #8A93A3;
  --line:        #E2E7EF;
  --line-dark:   rgba(255,255,255,.13);
  --success:     #1F9D6B;
  --warning:     #D9A22B;
  --danger:      #C2453C;

  --ink:         var(--gray);
  --ink-soft:    var(--gray-600);

  --container:   1240px;
  --gutter:      clamp(20px, 5vw, 48px);

  --r-sm: 4px;
  --r:    8px;
  --r-lg: 14px;

  --shadow-sm: 0 1px 2px rgba(10,22,51,.06), 0 2px 8px rgba(10,22,51,.05);
  --shadow:    0 4px 12px rgba(10,22,51,.07), 0 18px 40px rgba(10,22,51,.08);
  --shadow-lg: 0 10px 30px rgba(10,22,51,.10), 0 40px 80px rgba(10,22,51,.14);

  --ease: cubic-bezier(.22,.61,.36,1);

  --font-en: "Inter", "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI",
             Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-zh: "PingFang SC", "Noto Sans SC", "Source Han Sans SC",
             "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --font-th: "IBM Plex Sans Thai", "Prompt", "Noto Sans Thai", "Leelawadee UI",
             "Sarabun", "Thonburi", sans-serif;
  --font: var(--font-en), var(--font-zh), var(--font-th);
}

html[lang^="zh"] { --font: var(--font-zh), var(--font-en); }
html[lang^="th"] { --font: var(--font-th), var(--font-en); }

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
body {
  margin: 0;
  font-family: var(--font);
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.12; letter-spacing: -.02em; color: var(--navy); }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 2px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--gold); color: var(--navy); padding: 12px 20px; font-weight: 700;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- 3. Type scale ---------- */
.h1, h1 { font-size: clamp(38px, 5.4vw, 68px); }
.h2, h2 { font-size: clamp(30px, 3.6vw, 46px); }
.h3, h3 { font-size: clamp(22px, 2.1vw, 30px); }
.h4, h4 { font-size: clamp(18px, 1.4vw, 21px); letter-spacing: -.01em; }
.lead { font-size: clamp(18px, 1.35vw, 21px); line-height: 1.62; color: var(--ink-soft); }
.small { font-size: 15px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 13px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--gold-600); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--gold); flex: none; }
.on-dark .eyebrow, .sect--dark .eyebrow { color: var(--gold); }
html[lang^="th"] .eyebrow, html[lang^="zh"] .eyebrow { letter-spacing: .1em; }
html[lang^="th"] body { line-height: 1.8; }
html[lang^="th"] .h1, html[lang^="th"] h1 { line-height: 1.25; }
html[lang^="th"] .h2, html[lang^="th"] h2 { line-height: 1.3; }
html[lang^="zh"] .hero h1 { max-width: 30ch; }
html[lang^="th"] .hero h1 { max-width: 26ch; }
html[lang^="zh"] .hero__sub, html[lang^="th"] .hero__sub { max-width: 46em; }

/* ---------- 4. Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: 900px; }
.sect { padding: clamp(64px, 8vw, 120px) 0; position: relative; }
.sect--tight { padding: clamp(48px, 5vw, 76px) 0; }
.sect--soft { background: var(--soft); }
.sect--dark, .on-dark { background: var(--navy); color: #C9D2E4; }
.sect--dark h1, .sect--dark h2, .sect--dark h3, .sect--dark h4,
.on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4 { color: var(--white); }
.sect--dark .lead, .on-dark .lead { color: #9FADC7; }
.sect-head { max-width: 780px; margin-bottom: clamp(36px, 4vw, 60px); }
.sect-head--center { margin-inline: auto; text-align: center; }
.sect-head--center .eyebrow { justify-content: center; }
.sect-head p { margin-top: 18px; }

.grid { display: grid; gap: clamp(18px, 2vw, 28px); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
@media (max-width: 980px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  body { font-size: 17px; }
}

/* ---------- 5. Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; border: 1px solid transparent; border-radius: var(--r-sm);
  font-size: 15px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  cursor: pointer; transition: all .28s var(--ease); white-space: nowrap;
}
html[lang^="zh"] .btn, html[lang^="th"] .btn { text-transform: none; letter-spacing: .02em; font-size: 16px; }
.btn svg { width: 16px; height: 16px; flex: none; }
.btn--gold { background: var(--gold); color: var(--navy); }
.btn--gold:hover { background: var(--gold-400); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(201,168,106,.32); }
.btn--navy { background: var(--navy); color: var(--white); }
.btn--navy:hover { background: var(--navy-600); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(10,22,51,.24); }
.btn--outline { border-color: rgba(255,255,255,.42); color: var(--white); }
.btn--outline:hover { border-color: var(--gold); color: var(--gold); background: rgba(201,168,106,.08); }
.btn--outline-navy { border-color: rgba(10,22,51,.24); color: var(--navy); }
.btn--outline-navy:hover { border-color: var(--navy); background: var(--navy); color: var(--white); }
.btn--sm { padding: 11px 20px; font-size: 13px; }
.btn--block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-row--center { justify-content: center; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 9px; font-weight: 700; font-size: 15px;
  letter-spacing: .04em; color: var(--navy); border-bottom: 1px solid rgba(10,22,51,.18);
  padding-bottom: 3px; transition: .25s var(--ease);
}
.link-arrow::after { content: "→"; transition: transform .25s var(--ease); }
.link-arrow:hover { color: var(--gold-600); border-color: var(--gold); }
.link-arrow:hover::after { transform: translateX(5px); }
.on-dark .link-arrow, .sect--dark .link-arrow { color: var(--gold); border-color: rgba(201,168,106,.4); }

/* ---------- 6. Header ---------- */
.topbar {
  background: var(--navy-900); color: #93A0BB; font-size: 13px; letter-spacing: .03em;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 18px; height: 42px; }
.topbar a { transition: color .2s; }
.topbar a:hover { color: var(--gold); }
.topbar__chan { display: flex; gap: 22px; align-items: center; }
.topbar__chan span { display: inline-flex; align-items: center; gap: 7px; }
.topbar__chan svg { width: 14px; height: 14px; opacity: .8; }
@media (max-width: 860px) { .topbar { display: none; } }

.site-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(10,22,51,.92); backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.is-stuck { background: rgba(6,15,38,.98); box-shadow: 0 10px 30px rgba(0,0,0,.28); }
.nav { display: flex; align-items: center; gap: 22px; height: 76px; }
.brand { display: flex; align-items: center; gap: 11px; flex: none; }
.brand img { height: 40px; width: auto; }
.brand__txt { display: flex; flex-direction: column; line-height: 1; }
.brand__txt strong {
  font-size: 17px; font-weight: 800; letter-spacing: .04em; color: var(--white);
}
.brand__txt em {
  font-style: normal; font-size: 9.5px; font-weight: 600; letter-spacing: .34em;
  color: var(--gold); margin-top: 4px;
}
.nav__menu { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav__cta-mobile { display: none; }
.nav__link {
  position: relative; padding: 10px 12px; font-size: 14.5px; font-weight: 600;
  color: #C6D0E4; letter-spacing: .01em; border-radius: var(--r-sm); transition: color .2s;
  white-space: nowrap;
}
.nav__link::after {
  content: ""; position: absolute; left: 13px; right: 13px; bottom: 2px; height: 2px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__link:hover { color: var(--white); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--white); }
.nav__actions { display: flex; align-items: center; gap: 12px; flex: none; }

.langsel { position: relative; }
.langsel__btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 13px; cursor: pointer;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--r-sm); color: #DCE3F0; font-size: 13.5px; font-weight: 600;
}
.langsel__btn svg { width: 15px; height: 15px; }
.langsel__btn .caret { width: 9px; height: 9px; opacity: .7; }
.langsel__btn:hover { border-color: var(--gold); color: var(--white); }
.langsel__list {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 178px; padding: 6px;
  background: var(--white); border-radius: var(--r); box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .22s var(--ease); z-index: 40;
}
.langsel.is-open .langsel__list { opacity: 1; visibility: visible; transform: none; }
.langsel__list a {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 13px; border-radius: var(--r-sm); font-size: 15px; color: var(--navy); font-weight: 600;
}
.langsel__list a:hover { background: var(--soft); }
.langsel__list a.is-active { color: var(--gold-600); }
.langsel__list a.is-active::after { content: "✓"; }

.nav__toggle {
  display: none; width: 44px; height: 44px; align-items: center; justify-content: center;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--r-sm); cursor: pointer;
}
.nav__toggle span { display: block; width: 19px; height: 2px; background: #DCE3F0; position: relative; transition: .25s; }
.nav__toggle span::before, .nav__toggle span::after {
  content: ""; position: absolute; left: 0; width: 19px; height: 2px; background: #DCE3F0; transition: .25s;
}
.nav__toggle span::before { top: -6px; }
.nav__toggle span::after { top: 6px; }
.is-navopen .nav__toggle span { background: transparent; }
.is-navopen .nav__toggle span::before { top: 0; transform: rotate(45deg); }
.is-navopen .nav__toggle span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1240px) {
  .nav__menu { gap: 0; }
  .nav__link { padding: 10px 8px; font-size: 13.5px; }
  .brand__txt { display: none; }
}
@media (max-width: 1080px) {
  .nav__cta { display: none; }
}
@media (max-width: 980px) {
  .nav { height: 68px; }
  .nav__toggle { display: inline-flex; }
  .nav__cta { display: none; }
  .nav__cta-mobile { display: inline-flex; }
  .brand__txt { display: flex; }
  .nav__menu {
    position: fixed; inset: 68px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--navy-900); padding: 10px var(--gutter) 28px; border-bottom: 1px solid var(--line-dark);
    max-height: calc(100vh - 68px); overflow-y: auto;
    transform: translateY(-12px); opacity: 0; visibility: hidden; transition: .26s var(--ease);
  }
  .is-navopen .nav__menu { transform: none; opacity: 1; visibility: visible; }
  .nav__link { padding: 15px 4px; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,.07); }
  .nav__link::after { display: none; }
  .nav__menu .btn { margin-top: 18px; }
}

/* ---------- 7. Hero ---------- */
.hero { position: relative; background: var(--navy); color: #C4CFE4; overflow: hidden; isolation: isolate; }
.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 78% 12%, rgba(30,58,120,.55) 0%, rgba(10,22,51,0) 58%),
    radial-gradient(80% 70% at 12% 88%, rgba(201,168,106,.14) 0%, rgba(10,22,51,0) 60%),
    linear-gradient(160deg, #0A1633 0%, #0C1A3C 46%, #060F26 100%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(85% 75% at 50% 40%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(85% 75% at 50% 40%, #000 30%, transparent 100%);
}
.hero__glow {
  position: absolute; z-index: -1; width: 620px; height: 620px; right: -120px; top: -160px;
  background: radial-gradient(circle, rgba(201,168,106,.16) 0%, transparent 68%);
  filter: blur(10px); pointer-events: none;
}
.hero__inner { padding: clamp(72px, 11vw, 148px) 0 clamp(60px, 8vw, 104px); position: relative; }
.hero--home .hero__inner { min-height: min(84vh, 760px); display: flex; flex-direction: column; justify-content: center; }
.hero__eyebrow {
  display: inline-flex; align-self: flex-start; max-width: 100%; flex-wrap: wrap;
  align-items: center; gap: 12px; padding: 9px 18px 9px 14px;
  border: 1px solid rgba(201,168,106,.38); border-radius: 100px; background: rgba(201,168,106,.08);
  color: var(--gold-400); font-size: 12.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
}
html[lang^="zh"] .hero__eyebrow, html[lang^="th"] .hero__eyebrow { letter-spacing: .06em; text-transform: none; font-size: 14px; }
.hero__eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); flex: none; }
.hero h1 { color: var(--white); margin: 26px 0 0; max-width: 17ch; }
.hero h1 .gold { color: var(--gold); }
.hero__sub {
  margin-top: 22px; max-width: 62ch; font-size: clamp(18px, 1.5vw, 22px);
  line-height: 1.6; color: #A9B6D0;
}
.hero__tag {
  margin-top: 30px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px;
  font-size: 14px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-400);
}
html[lang^="zh"] .hero__tag, html[lang^="th"] .hero__tag { letter-spacing: .04em; text-transform: none; font-size: 15px; }
.hero__tag span { display: inline-flex; align-items: center; gap: 20px; }
.hero__tag span::after { content: ""; width: 5px; height: 5px; border-radius: 50%; background: rgba(201,168,106,.55); }
.hero__tag span:last-child::after { display: none; }
.hero .btn-row { margin-top: 40px; }
.hero__strip {
  margin-top: clamp(48px, 6vw, 76px); padding-top: 34px; border-top: 1px solid rgba(255,255,255,.1);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px;
}
.hero__strip div strong {
  display: block; font-size: clamp(26px, 2.6vw, 36px); color: var(--white); font-weight: 700; letter-spacing: -.02em;
}
.hero__strip div span { display: block; margin-top: 6px; font-size: 13.5px; color: #8B99B6; line-height: 1.45; }
@media (max-width: 760px) { .hero__strip { grid-template-columns: repeat(2, 1fr); gap: 22px; } }

/* page hero (inner pages) */
.hero--page .hero__inner { padding: clamp(56px, 7vw, 104px) 0 clamp(48px, 6vw, 84px); }
.hero--page h1 { max-width: 20ch; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13.5px; color: #8B99B6; margin-bottom: 20px; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span::after { content: "/"; margin-left: 8px; opacity: .5; }

/* ---------- 8. Cards ---------- */
.card {
  position: relative; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r); padding: clamp(26px, 2.6vw, 36px);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
  height: 100%; display: flex; flex-direction: column;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 3px; height: 0; background: var(--gold);
  transition: height .35s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #D3DBE7; }
.card:hover::before { height: 100%; }
.card__icon {
  width: 52px; height: 52px; border-radius: var(--r-sm); display: grid; place-items: center;
  background: linear-gradient(150deg, rgba(10,22,51,.06), rgba(201,168,106,.16));
  color: var(--navy); margin-bottom: 22px; flex: none;
}
.card__icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 20px; margin-bottom: 12px; }
.card h4 { margin-bottom: 10px; }
.card p { color: var(--ink-soft); font-size: 16.5px; }
.card__list { margin-top: 18px; display: flex; flex-direction: column; gap: 9px; }
.card__list li { position: relative; padding-left: 20px; font-size: 15.5px; color: var(--ink-soft); }
.card__list li::before {
  content: ""; position: absolute; left: 0; top: 10px; width: 6px; height: 6px;
  background: var(--gold); border-radius: 50%;
}
.card__foot { margin-top: auto; padding-top: 22px; }
.card__num {
  font-size: 13px; font-weight: 700; letter-spacing: .18em; color: var(--gold-600); margin-bottom: 14px;
}

.card--dark {
  background: rgba(255,255,255,.035); border-color: rgba(255,255,255,.1); color: #A9B6D0;
}
.card--dark:hover { background: rgba(255,255,255,.06); border-color: rgba(201,168,106,.4); }
.card--dark p { color: #97A5C1; }
.card--dark .card__icon { background: rgba(201,168,106,.14); color: var(--gold); }
.card--dark .card__list li { color: #97A5C1; }
.card--flat { border: none; box-shadow: none; background: var(--soft); }
.card--flat:hover { box-shadow: var(--shadow-sm); }

/* ---------- 9. Stat tiles ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.stats--dark { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.1); }
.stat { background: var(--white); padding: clamp(24px, 3vw, 38px); }
.stats--dark .stat { background: var(--navy); }
.stat strong {
  display: block; font-size: clamp(28px, 3.2vw, 44px); color: var(--navy); letter-spacing: -.03em; line-height: 1.05;
}
.stats--dark .stat strong { color: var(--white); }
.stat span { display: block; margin-top: 10px; font-size: 14.5px; color: var(--ink-soft); line-height: 1.5; }
.stats--dark .stat span { color: #8B99B6; }
.stat em { display: block; margin-top: 4px; font-style: normal; font-size: 12.5px; color: var(--gray-400); }
@media (max-width: 860px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- 10. Numbered steps / process ---------- */
.steps { counter-reset: step; display: grid; gap: 0; }
.step {
  counter-increment: step; position: relative; padding: 26px 0 26px 82px;
  border-bottom: 1px solid var(--line);
}
.step:last-child { border-bottom: none; }
.step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 26px; width: 54px; height: 54px; border-radius: 50%;
  display: grid; place-items: center; font-size: 15px; font-weight: 700; letter-spacing: .04em;
  color: var(--gold-600); border: 1px solid rgba(201,168,106,.45); background: rgba(201,168,106,.07);
}
.step h3 { font-size: 21px; margin-bottom: 8px; }
.step p { color: var(--ink-soft); font-size: 16.5px; }
.sect--dark .step { border-color: var(--line-dark); }
.sect--dark .step::before { color: var(--gold); }
.sect--dark .step p { color: #97A5C1; }
@media (max-width: 560px) {
  .step { padding-left: 0; padding-top: 74px; }
  .step::before { top: 18px; width: 46px; height: 46px; }
}

/* ---------- 11. Flow / ecosystem diagram ---------- */
.flow { display: flex; flex-wrap: wrap; align-items: stretch; gap: 0; }
.flow__node {
  flex: 1 1 190px; min-width: 180px; padding: 26px 22px; text-align: center;
  border: 1px solid var(--line-dark); background: rgba(255,255,255,.035);
  position: relative;
}
.flow__node + .flow__node { border-left: none; }
.flow__node strong { display: block; color: var(--white); font-size: 17px; margin-bottom: 8px; }
.flow__node span { font-size: 14.5px; color: #8B99B6; line-height: 1.5; }
.flow__node.is-core { background: rgba(201,168,106,.13); border-color: rgba(201,168,106,.42); }
.flow__node.is-core strong { color: var(--gold); }
@media (max-width: 900px) {
  .flow { flex-direction: column; }
  .flow__node + .flow__node { border-left: 1px solid var(--line-dark); border-top: none; }
}

.compare-flow { display: grid; gap: 22px; }
.compare-flow__row {
  padding: 26px 28px; border-radius: var(--r); border: 1px solid var(--line);
  background: var(--white);
}
.compare-flow__row.is-new { border-color: rgba(201,168,106,.5); background: linear-gradient(140deg, rgba(201,168,106,.09), rgba(255,255,255,0) 65%); }
.compare-flow__label {
  font-size: 12.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--gray-400); margin-bottom: 14px;
}
.compare-flow__row.is-new .compare-flow__label { color: var(--gold-600); }
.chain { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 6px; }
.chain li {
  padding: 8px 14px; border-radius: 100px; background: var(--soft); border: 1px solid var(--line);
  font-size: 14px; font-weight: 600; color: var(--ink-soft);
}
.chain li.is-key { background: var(--navy); border-color: var(--navy); color: var(--white); }
.chain .arrow { color: var(--gray-400); font-size: 14px; padding: 0 2px; }
.compare-flow__row.is-new .chain li:not(.is-key):not(.arrow) { background: rgba(255,255,255,.85); }

/* ---------- 12. Comparison table ---------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--r); background: var(--white); }
table.cmp { width: 100%; border-collapse: collapse; min-width: 620px; }
table.cmp th, table.cmp td { padding: 18px 22px; text-align: left; border-bottom: 1px solid var(--line); font-size: 16px; vertical-align: top; }
table.cmp thead th { background: var(--navy); color: var(--white); font-size: 15px; letter-spacing: .04em; border-bottom: none; }
table.cmp thead th:last-child { background: linear-gradient(160deg, var(--navy-600), var(--navy)); }
table.cmp thead th small { display: block; font-weight: 500; opacity: .72; margin-top: 4px; font-size: 13px; letter-spacing: 0; }
table.cmp tbody th { font-weight: 600; color: var(--navy); width: 40%; }
table.cmp td { color: var(--ink-soft); }
table.cmp tbody tr:last-child th, table.cmp tbody tr:last-child td { border-bottom: none; }
table.cmp tbody tr:hover { background: var(--soft); }
.tick { color: var(--success); font-weight: 700; }
.dash { color: var(--gray-400); }

/* ---------- 13. Accordion ---------- */
.acc { border-top: 1px solid var(--line); }
.acc__item { border-bottom: 1px solid var(--line); }
.acc__btn {
  width: 100%; display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  padding: 24px 0; background: none; border: none; cursor: pointer; text-align: left;
  font-size: 18px; font-weight: 700; color: var(--navy); line-height: 1.45;
}
.acc__btn::after {
  content: ""; flex: none; width: 13px; height: 13px; margin-top: 6px;
  border-right: 2px solid var(--gold-600); border-bottom: 2px solid var(--gold-600);
  transform: rotate(45deg); transition: transform .3s var(--ease);
}
.acc__item.is-open .acc__btn::after { transform: rotate(-135deg); }
.acc__panel { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.acc__panel > div { padding: 0 0 26px; color: var(--ink-soft); max-width: 78ch; }

/* ---------- 14. Forms ---------- */
.form-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r);
  padding: clamp(26px, 3.4vw, 46px); box-shadow: var(--shadow-sm);
}
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px 22px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 700; color: var(--navy); letter-spacing: .02em; }
.field label .req { color: var(--danger); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; font: inherit; font-size: 16px; color: var(--ink);
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-sm);
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { min-height: 132px; resize: vertical; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%234B5563' stroke-width='1.6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 15px center; background-size: 12px; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(201,168,106,.18);
}
.field .hint { font-size: 13px; color: var(--gray-400); }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--danger); }
.field .err { font-size: 13px; color: var(--danger); display: none; }
.field.has-error .err { display: block; }
.checkline { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--ink-soft); }
.checkline input { width: 18px; height: 18px; margin-top: 3px; flex: none; accent-color: var(--gold-600); }
.checkline label { font-weight: 500; font-size: 15px; color: var(--ink-soft); line-height: 1.6; letter-spacing: 0; }
.checkline a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }
.hp { position: absolute !important; left: -9999px !important; opacity: 0; height: 0; width: 0; }
.form-note { margin-top: 18px; font-size: 13.5px; color: var(--gray-400); }
.form-alert {
  display: none; margin-bottom: 22px; padding: 16px 20px; border-radius: var(--r-sm); font-size: 15.5px;
  border-left: 3px solid;
}
.form-alert.is-ok { display: block; background: rgba(31,157,107,.09); border-color: var(--success); color: #14724D; }
.form-alert.is-err { display: block; background: rgba(194,69,60,.08); border-color: var(--danger); color: #8E2B25; }
.btn.is-busy { opacity: .65; pointer-events: none; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

/* ---------- 15. Channel / contact ---------- */
.chan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 18px; }
.chan {
  display: flex; flex-direction: column; gap: 10px; padding: 26px 24px; border-radius: var(--r);
  border: 1px solid var(--line); background: var(--white); transition: .28s var(--ease);
}
.chan:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: rgba(201,168,106,.55); }
.chan__icon { width: 42px; height: 42px; border-radius: var(--r-sm); display: grid; place-items: center; background: var(--soft); color: var(--navy); }
.chan__icon svg { width: 22px; height: 22px; }
.chan strong { color: var(--navy); font-size: 16px; }
.chan span { font-size: 15px; color: var(--ink-soft); word-break: break-word; }
.chan--dark { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.11); }
.chan--dark strong { color: var(--white); }
.chan--dark span { color: #8B99B6; }
.chan--dark .chan__icon { background: rgba(201,168,106,.14); color: var(--gold); }

/* ---------- 16. CTA band ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--navy); color: #A9B6D0; }
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(90% 130% at 85% 10%, rgba(201,168,106,.2) 0%, transparent 60%),
              linear-gradient(120deg, #0A1633, #101F49);
}
.cta-band .container { position: relative; }
.cta-band__inner { display: grid; grid-template-columns: 1.3fr auto; gap: 40px; align-items: center; padding: clamp(48px, 6vw, 84px) 0; }
.cta-band h2 { color: var(--white); max-width: 20ch; }
.cta-band p { margin-top: 16px; max-width: 56ch; color: #9FADC7; }
@media (max-width: 900px) { .cta-band__inner { grid-template-columns: 1fr; } }

/* ---------- 17. Pricing / membership tiers ---------- */
.tiers { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; align-items: stretch; }
.tier {
  position: relative; display: flex; flex-direction: column; padding: clamp(30px, 3.4vw, 44px);
  border: 1px solid var(--line); border-radius: var(--r); background: var(--white);
}
.tier--feature { border-color: transparent; background: linear-gradient(158deg, #0E1D42 0%, #0A1633 62%, #060F26 100%); color: #A9B6D0; }
.tier--feature h3, .tier--feature .tier__price { color: var(--white); }
.tier__badge {
  position: absolute; top: 22px; right: 22px; padding: 6px 13px; border-radius: 100px;
  background: var(--gold); color: var(--navy); font-size: 11.5px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
}
html[lang^="zh"] .tier__badge, html[lang^="th"] .tier__badge { letter-spacing: .04em; text-transform: none; font-size: 12.5px; }
.tier__kicker { font-size: 13px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-600); }
.tier--feature .tier__kicker { color: var(--gold); }
.tier h3 { margin: 14px 0 10px; font-size: 27px; }
.tier__desc { color: var(--ink-soft); font-size: 16.5px; }
.tier--feature .tier__desc { color: #9FADC7; }
.tier__price { margin: 24px 0 6px; font-size: 32px; font-weight: 700; color: var(--navy); letter-spacing: -.02em; }
.tier__price small { font-size: 15px; font-weight: 600; color: var(--gray-400); letter-spacing: 0; }
.tier--feature .tier__price small { color: #8B99B6; }
.tier__list { margin: 26px 0 0; display: flex; flex-direction: column; gap: 13px; }
.tier__list li { position: relative; padding-left: 28px; font-size: 16px; color: var(--ink-soft); }
.tier--feature .tier__list li { color: #B7C2D8; }
.tier__list li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 15px; height: 9px;
  border-left: 2px solid var(--gold-600); border-bottom: 2px solid var(--gold-600); transform: rotate(-45deg);
}
.tier--feature .tier__list li::before { border-color: var(--gold); }
.tier .btn { margin-top: 32px; }
.tier__foot { margin-top: auto; }
@media (max-width: 860px) { .tiers { grid-template-columns: 1fr; } }

/* ---------- 18. Misc blocks ---------- */
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
  padding: 9px 18px; border-radius: 100px; border: 1px solid var(--line);
  font-size: 14.5px; font-weight: 600; color: var(--ink-soft); background: var(--white);
}
.sect--dark .pill { background: rgba(255,255,255,.05); border-color: var(--line-dark); color: #A9B6D0; }

.quote {
  padding: clamp(30px, 4vw, 52px); border-left: 3px solid var(--gold); background: var(--soft);
  font-size: clamp(20px, 2.2vw, 27px); line-height: 1.5; color: var(--navy); font-weight: 600; letter-spacing: -.01em;
}
.sect--dark .quote { background: rgba(255,255,255,.04); color: var(--white); }
.quote cite { display: block; margin-top: 18px; font-size: 15px; font-weight: 500; font-style: normal; color: var(--ink-soft); letter-spacing: 0; }

.media-frame {
  position: relative; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line-dark);
  background: linear-gradient(150deg, #0E1D42, #060F26);
  aspect-ratio: 4 / 3; display: grid; place-items: center; padding: 26px;
}
.media-frame svg { width: 100%; height: auto; }
.media-frame--light { background: var(--soft); border-color: var(--line); }

.kv { display: grid; gap: 0; border-top: 1px solid var(--line); }
.kv__row { display: grid; grid-template-columns: 220px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.kv__row dt { font-weight: 700; color: var(--navy); font-size: 15.5px; }
.kv__row dd { margin: 0; color: var(--ink-soft); font-size: 16px; }
.sect--dark .kv, .sect--dark .kv__row { border-color: var(--line-dark); }
.sect--dark .kv__row dt { color: var(--white); }
.sect--dark .kv__row dd { color: #97A5C1; }
@media (max-width: 640px) { .kv__row { grid-template-columns: 1fr; gap: 4px; } }

.note-band {
  display: flex; gap: 16px; align-items: flex-start; padding: 22px 26px;
  background: rgba(201,168,106,.09); border: 1px solid rgba(201,168,106,.32); border-radius: var(--r);
  font-size: 15.5px; color: var(--ink-soft);
}
.note-band svg { width: 20px; height: 20px; flex: none; color: var(--gold-600); margin-top: 3px; }

/* prose (legal pages / insights) */
.prose { max-width: 76ch; }
.prose h2 { font-size: clamp(24px, 2.4vw, 31px); margin: 44px 0 14px; }
.prose h3 { font-size: 21px; margin: 30px 0 10px; }
.prose p, .prose li { color: var(--ink-soft); font-size: 17px; }
.prose ul { margin: 0 0 18px; display: flex; flex-direction: column; gap: 8px; }
.prose ul li { position: relative; padding-left: 20px; }
.prose ul li::before { content: ""; position: absolute; left: 0; top: 11px; width: 6px; height: 6px; background: var(--gold); border-radius: 50%; }
.prose > :first-child { margin-top: 0; }

/* ---------- 19. Footer ---------- */
.site-footer { background: var(--navy-900); color: #8B99B6; padding: clamp(56px, 6vw, 84px) 0 0; }
.footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: clamp(28px, 4vw, 56px); }
.footer__brand img { width: 158px; height: auto; margin-bottom: 24px; }
.footer__brand p { font-size: 15px; line-height: 1.7; max-width: 34ch; }
.footer h4 { color: var(--white); font-size: 14px; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 20px; }
html[lang^="zh"] .footer h4, html[lang^="th"] .footer h4 { letter-spacing: .04em; text-transform: none; font-size: 16px; }
.footer__list { display: flex; flex-direction: column; gap: 12px; font-size: 15px; }
.footer__list a { transition: color .2s; }
.footer__list a:hover { color: var(--gold); }
.footer__bottom {
  margin-top: clamp(40px, 5vw, 64px); padding: 26px 0; border-top: 1px solid rgba(255,255,255,.09);
  display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; font-size: 13.5px;
}
.footer__bottom a:hover { color: var(--gold); }
.footer__legal { display: flex; flex-wrap: wrap; gap: 20px; }
@media (max-width: 900px) { .footer__top { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .footer__top { grid-template-columns: 1fr; } }

/* ---------- 20. Reveal animation ---------- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; } }

/* ---------- 21. Utilities ---------- */
.mt-0 { margin-top: 0; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 26px; } .mt-4 { margin-top: 40px; } .mt-5 { margin-top: 60px; }
.tc { text-align: center; }
.muted { color: var(--gray-400); }
.gold { color: var(--gold-600); }
.sect--dark .gold, .on-dark .gold { color: var(--gold); }
.nowrap { white-space: nowrap; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
@media print {
  .site-header, .topbar, .site-footer, .cta-band, .btn { display: none !important; }
  body { font-size: 12pt; color: #000; }
}