/* ================================================================
   CORE TOKENS
   ================================================================ */
:root {
  --ink:            #0B0F0C;
  --ink-2:          #141A15;
  --ink-3:          #1E2720;
  --cream:          #F4EEDE;
  --cream-2:        #EBE2CB;
  --cream-3:        #D9CDAE;
  --solar:          #E89A3C;
  --solar-bright:   #F4BE6B;
  --solar-deep:     #A86320;
  --jungle:         #2F5C40;
  --jungle-deep:    #18331F;
  --clay:           #B95C3A;
  --line-d:         rgba(244,238,222,0.14);
  --line-d-2:       rgba(244,238,222,0.28);
  --line-l:         rgba(11,15,12,0.12);
  --line-l-2:       rgba(11,15,12,0.22);

  --display:  "Fraunces", "Noto Serif Thai", Georgia, serif;
  --body:     "Inter", "Noto Sans Thai", -apple-system, "Helvetica Neue", sans-serif;
  --mono:     "JetBrains Mono", "Noto Sans Thai", "SF Mono", Consolas, monospace;

  --max:   1440px;
  --gutter: 40px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--solar); color: var(--ink); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* Utility type */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-muted, #5E6B61);
}
.eyebrow::before { content:"◆ "; color: var(--solar); }

/* ================================================================
   TOP ANNOUNCEMENT BAR (marquee)
   ================================================================ */
.topbar {
  background: var(--ink);
  color: var(--cream-3);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 11px 0;
  overflow: hidden;
  font-family: var(--mono);
}
.marquee {
  display: flex;
  gap: 0;
  white-space: nowrap;
  animation: marquee 48s linear infinite;
}
.marquee span { padding: 0 28px; display: inline-flex; align-items: center; gap: 10px; }
.marquee em {
  font-style: normal;
  color: var(--solar-bright);
  font-weight: 600;
}
.marquee .sep { color: var(--solar); }
.marquee-cta {
  color: var(--solar-bright);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-left: 4px;
  border-bottom: 1px solid rgba(244,190,107,0.4);
  padding-bottom: 1px;
}
.marquee-cta:hover { color: var(--cream); border-bottom-color: var(--cream); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ================================================================
   NAV
   ================================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244,238,222,0.85);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid var(--line-l);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
  padding: 20px var(--gutter);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-mark {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--solar-bright) 0%, var(--solar) 35%, var(--solar-deep) 80%);
  box-shadow:
    inset 0 0 12px rgba(168,99,32,0.5),
    0 0 0 1px rgba(11,15,12,0.2),
    0 2px 16px rgba(232,154,60,0.35);
}
.brand-mark::before {
  content:"";
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: inset 0 1px 3px rgba(232,154,60,0.4);
}
.brand-mark::after {
  content:"";
  position: absolute;
  inset: 14px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--solar-bright) 0%, var(--solar) 60%, transparent 100%);
  animation: corePulse 3.6s ease-in-out infinite;
}
@keyframes corePulse {
  0%, 100% { opacity: 0.85; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.12); }
}
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text b {
  font-family: var(--display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.08em;
}
.brand-text em {
  font-family: var(--display);
  font-style: normal;
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.32em;
  margin-top: 5px;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 36px;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a {
  position: relative;
  padding: 6px 0;
  transition: color .25s;
}
.nav-links a::after {
  content:"";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--solar-deep);
  transition: width .35s cubic-bezier(.2,.7,.2,1);
}
.nav-links a:hover { color: var(--solar-deep); }
.nav-links a:hover::after { width: 100%; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  padding: 9px 12px;
  border: 1px solid var(--line-l-2);
  border-radius: 999px;
  background: transparent;
  transition: all .25s;
}
.lang-switch:hover { border-color: var(--ink); background: var(--ink); color: var(--cream); }
.lang-switch svg { width: 13px; height: 13px; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--ink);
  color: var(--cream);
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: all .3s;
}
.nav-cta:hover {
  background: var(--solar);
  color: var(--ink);
  transform: translateY(-1px);
}
.nav-cta .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--solar);
  box-shadow: 0 0 6px var(--solar);
  animation: corePulse 2.4s ease-in-out infinite;
}
.nav-cta:hover .dot { background: var(--ink); box-shadow: none; }

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative;
  min-height: 92vh;
  background: var(--ink);
  color: var(--cream);
  overflow: hidden;
  padding-bottom: 60px;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 78% 30%, rgba(232,154,60,0.25) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 15% 85%, rgba(47,92,64,0.35) 0%, transparent 55%);
  pointer-events: none;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-d) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-d) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(ellipse 100% 80% at 50% 50%, #000 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 100% 80% at 50% 50%, #000 40%, transparent 85%);
  opacity: 0.55;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  padding: 52px var(--gutter) 40px;
}

.hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cream-3);
  border-bottom: 1px solid var(--line-d);
  padding-bottom: 20px;
  margin-bottom: 60px;
}
.hero-meta .meta-group { display: flex; gap: 28px; }
.hero-meta span::before {
  content: "● ";
  color: var(--solar);
  font-size: 9px;
  vertical-align: middle;
  margin-right: 4px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: end;
}

.hero-headline {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(52px, 9.5vw, 148px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: var(--cream);
}
.hero-headline .line { display: block; overflow: hidden; padding-bottom: 0.08em; }
.hero-headline .inner {
  display: block;
  transform: translateY(100%);
  animation: rise 1.1s cubic-bezier(.2,.8,.2,1) forwards;
}
.hero-headline .line:nth-child(1) .inner { animation-delay: 0.1s; }
.hero-headline .line:nth-child(2) .inner { animation-delay: 0.25s; }
.hero-headline .line:nth-child(3) .inner { animation-delay: 0.4s; }
.hero-headline em {
  font-style: italic;
  color: var(--solar);
  font-weight: 400;
}
.hero-headline .cn {
  font-family: var(--display);
  font-weight: 500;
  font-size: 0.34em;
  letter-spacing: 0.12em;
  display: inline-block;
  vertical-align: middle;
  margin-left: 0.4em;
  color: var(--cream-3);
}
@keyframes rise {
  to { transform: translateY(0); }
}

.hero-side {
  min-width: 280px;
  max-width: 340px;
  opacity: 0;
  animation: fadeIn 1.2s ease 0.8s forwards;
}
@keyframes fadeIn { to { opacity: 1; } }
.hero-side-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--solar);
  margin-bottom: 14px;
}
.hero-side p {
  font-family: var(--display);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.45;
  color: var(--cream-2);
  font-style: italic;
}
.hero-side p::before { content:"“"; color: var(--solar); font-size: 1.6em; line-height: 0; vertical-align: -0.35em; margin-right: 4px; }
.hero-side p::after  { content:"”"; color: var(--solar); font-size: 1.6em; line-height: 0; vertical-align: -0.35em; margin-left: 4px; }

.hero-foot {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 70px auto 0;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: end;
}
.hero-lede {
  font-size: 19px;
  line-height: 1.6;
  color: var(--cream-2);
  max-width: 620px;
  opacity: 0;
  animation: fadeIn 1s ease 0.9s forwards;
}
.hero-lede strong { color: var(--cream); font-weight: 600; }

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 26px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: all .3s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--solar);
  color: var(--ink);
}
.btn-primary:hover { background: var(--solar-bright); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(232,154,60,0.4); }
.btn-ghost {
  background: transparent;
  color: var(--cream);
  border: 1px solid var(--line-d-2);
}
.btn-ghost:hover { background: var(--cream); color: var(--ink); border-color: var(--cream); }
.btn-dark {
  background: var(--ink);
  color: var(--cream);
}
.btn-dark:hover { background: var(--ink-3); transform: translateY(-2px); }
.btn .arrow {
  display: inline-block;
  transition: transform .3s;
}
.btn:hover .arrow { transform: translateX(4px); }

/* Hero stat strip */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-d);
  opacity: 0;
  animation: fadeIn 1s ease 1.2s forwards;
}
.stat-item {
  padding: 28px 24px 4px 0;
  border-right: 1px solid var(--line-d);
}
.stat-item:last-child { border-right: none; }
.stat-n {
  font-family: var(--display);
  font-size: 44px;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--cream);
  margin-bottom: 10px;
}
.stat-n sup { font-size: 0.5em; color: var(--solar); margin-left: 4px; vertical-align: super; }
.stat-n em { font-style: italic; color: var(--solar); font-weight: 400; }
.stat-l {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cream-3);
  line-height: 1.5;
}

/* Floating sun visual in hero */
.hero-sun {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  pointer-events: none;
  opacity: 0.35;
  z-index: 1;
}
.hero-sun-core {
  position: absolute;
  inset: 35%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--solar-bright) 0%, var(--solar) 40%, var(--solar-deep) 90%);
  filter: blur(2px);
  box-shadow:
    0 0 80px var(--solar),
    0 0 140px rgba(232,154,60,0.5);
  animation: corePulse 4s ease-in-out infinite;
}
.hero-sun-ring {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px solid var(--solar);
  opacity: 0.3;
}
.hero-sun-ring.r2 { inset: 15%; opacity: 0.5; animation: spin 60s linear infinite; border-style: dashed; }
.hero-sun-ring.r3 { inset: 25%; opacity: 0.7; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ================================================================
   TRUST STRIP
   ================================================================ */
.trust {
  background: var(--ink);
  color: var(--cream-3);
  border-top: 1px solid var(--line-d);
  padding: 34px 0;
}
.trust-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cream-3);
  opacity: 0.7;
}
.trust-items {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  align-items: center;
  font-family: var(--display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--cream-2);
}
.trust-items span { display: inline-flex; align-items: center; gap: 10px; }
.trust-items span::before {
  content:"";
  width: 18px; height: 18px;
  border: 1px solid var(--solar);
  border-radius: 50%;
  position: relative;
}

/* ================================================================
   SECTION FRAMEWORK
   ================================================================ */
section { position: relative; }
.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  padding: 100px 0 50px;
  border-top: 1px solid var(--line-l);
}
.section-head .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--solar-deep);
  padding-top: 12px;
}
.section-head .label::before { content: "❋ "; }
.section-head h2 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(38px, 5.2vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink);
}
.section-head h2 em { font-style: italic; color: var(--solar-deep); font-weight: 400; }
.section-head h2 .cn { font-family: var(--display); font-size: 0.38em; font-weight: 500; color: var(--ink-muted, #5E6B61); letter-spacing: 0.1em; display: block; margin-top: 14px; }

/* ================================================================
   WHY OFF-GRID SECTION (market context)
   ================================================================ */
.why {
  padding-bottom: 100px;
  background: var(--cream);
}
.why-quote {
  max-width: 1100px;
  margin: 40px 0 80px;
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(34px, 4.4vw, 60px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.why-quote em { font-style: italic; color: var(--clay); font-weight: 400; }
.why-quote-src {
  display: block;
  margin-top: 24px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-muted, #5E6B61);
  font-weight: normal;
}

.markets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-l);
  border-bottom: 1px solid var(--line-l);
}
.market {
  padding: 40px 32px 44px;
  border-right: 1px solid var(--line-l);
  position: relative;
  transition: background .3s;
}
.market:last-child { border-right: none; }
.market:hover { background: var(--cream-2); }

.market-flag {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ink-muted, #5E6B61);
  margin-bottom: 30px;
}
.flag {
  width: 28px; height: 18px;
  border-radius: 2px;
  display: inline-block;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
  position: relative;
  overflow: hidden;
}
.flag-id { background: linear-gradient(to bottom, #CE1126 50%, #FFFFFF 50%); }
.flag-th {
  background:
    linear-gradient(to bottom, #ED1C24 0 16.66%, #FFFFFF 16.66% 33.33%, #241D4F 33.33% 66.66%, #FFFFFF 66.66% 83.33%, #ED1C24 83.33% 100%);
}
.flag-br {
  background: #009c3b;
}
.flag-br::after {
  content:"";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 18'><polygon points='14,2 26,9 14,16 2,9' fill='%23FFDF00'/><circle cx='14' cy='9' r='3.5' fill='%23002776'/></svg>") center/contain no-repeat;
}

.market-stat {
  font-family: var(--display);
  font-size: 68px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 8px;
}
.market-stat em { color: var(--solar-deep); font-style: italic; }
.market-stat .u { font-size: 0.4em; color: var(--ink-muted, #5E6B61); margin-left: 6px; font-weight: 400; }
.market-sub {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted, #5E6B61);
  margin-bottom: 24px;
}
.market-desc {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 32ch;
}
.market-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 3px;
  transition: color .25s, border-color .25s;
}
.market-link:hover { color: var(--solar-deep); border-color: var(--solar-deep); }

/* ================================================================
   PRODUCT SECTION
   ================================================================ */
.products {
  background: var(--ink);
  color: var(--cream);
  padding-bottom: 120px;
  position: relative;
  overflow: hidden;
}
.products .section-head {
  border-top-color: var(--line-d);
  border-bottom: none;
}
.products .section-head .label { color: var(--solar-bright); }
.products .section-head h2 { color: var(--cream); }
.products .section-head h2 em { color: var(--solar); }
.products .section-head h2 .cn { color: var(--cream-3); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.product {
  background: var(--ink-2);
  border: 1px solid var(--line-d);
  border-radius: 4px;
  padding: 38px 32px 32px;
  position: relative;
  transition: all .4s cubic-bezier(.2,.7,.2,1);
  overflow: hidden;
}
.product::before {
  content:"";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--solar), transparent);
  transform: translateX(-100%);
  transition: transform .8s cubic-bezier(.2,.7,.2,1);
}
.product:hover {
  background: var(--ink-3);
  border-color: var(--solar);
  transform: translateY(-4px);
}
.product:hover::before { transform: translateX(0); }

.product-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
}
.product-code {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--cream-3);
}
.product-tag {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-d-2);
  color: var(--cream-3);
}
.product-tag.featured {
  background: var(--solar);
  color: var(--ink);
  border-color: var(--solar);
}

/* Product visual */
.product-visual {
  height: 180px;
  margin: 10px 0 36px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.battery-cabinet {
  position: relative;
  width: 110px;
  height: 160px;
  background: linear-gradient(180deg, var(--ink-3) 0%, var(--ink) 100%);
  border: 1px solid var(--line-d-2);
  border-radius: 3px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.battery-cabinet::before {
  content:"";
  position: absolute;
  top: -8px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 8px;
  background: var(--ink-3);
  border-radius: 3px 3px 0 0;
  border: 1px solid var(--line-d-2);
  border-bottom: none;
}
.battery-cell {
  flex: 1;
  background: linear-gradient(90deg, var(--ink-2), var(--ink-3));
  border-radius: 2px;
  border: 1px solid rgba(244,238,222,0.08);
  position: relative;
  overflow: hidden;
}
.battery-cell::before {
  content:"";
  position: absolute;
  left: 6px; top: 50%; transform: translateY(-50%);
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--solar);
  box-shadow: 0 0 6px var(--solar);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.2; }
}

.product-panel {
  position: absolute;
  bottom: 10px;
  right: 20px;
  width: 90px;
  height: 58px;
  background: linear-gradient(135deg, #1a2e3d, #0d1820);
  border: 1px solid var(--line-d-2);
  border-radius: 2px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 1px;
  padding: 2px;
  transform: perspective(400px) rotateX(35deg) rotateZ(-15deg);
  box-shadow: 0 8px 20px rgba(0,0,0,0.4);
}
.product-panel > div {
  background: linear-gradient(135deg, #2a4d66, #0d2438);
  border: 1px solid rgba(100,160,200,0.1);
  position: relative;
  overflow: hidden;
}
.product-panel > div::after {
  content:"";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(244,190,107,0.15), transparent 50%);
}

.product h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 30px;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin-bottom: 6px;
}
.product h3 em { font-style: italic; color: var(--solar); }
.product-sub {
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cream-3);
  margin-bottom: 26px;
}

.product-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
  border-top: 1px solid var(--line-d);
  padding-top: 22px;
  margin-bottom: 26px;
}
.spec-k {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream-3);
  opacity: 0.7;
  margin-bottom: 4px;
}
.spec-v {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--cream);
  line-height: 1;
}
.spec-v .u { font-size: 0.55em; color: var(--cream-3); font-weight: 400; margin-left: 3px; }

.product-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line-d);
  padding-top: 22px;
}
.product-price {
  font-family: var(--display);
  font-size: 14px;
  color: var(--cream-3);
  font-weight: 400;
}
.product-price b {
  font-family: var(--display);
  font-size: 26px;
  font-weight: 400;
  color: var(--cream);
  letter-spacing: -0.01em;
  margin: 0 2px;
  font-style: italic;
}
.product-cta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream);
  border-bottom: 1px solid var(--cream);
  padding-bottom: 2px;
  transition: color .25s, border-color .25s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.product-cta:hover { color: var(--solar); border-color: var(--solar); }

/* Custom system CTA */
.custom-cta {
  margin-top: 40px;
  padding: 34px 40px;
  background: linear-gradient(135deg, var(--jungle-deep), var(--jungle));
  border-radius: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  border: 1px solid rgba(232,154,60,0.2);
}
.custom-cta-text h4 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 28px;
  letter-spacing: -0.01em;
  color: var(--cream);
  margin-bottom: 6px;
}
.custom-cta-text h4 em { font-style: italic; color: var(--solar-bright); }
.custom-cta-text p {
  color: var(--cream-2);
  max-width: 60ch;
  line-height: 1.55;
  font-size: 15px;
}

/* ================================================================
   HOW IT WORKS — Anatomy
   ================================================================ */
.anatomy {
  background: var(--cream-2);
  padding-bottom: 120px;
}
.anatomy-viz {
  position: relative;
  margin-top: 60px;
  background: var(--cream);
  border: 1px solid var(--line-l);
  border-radius: 4px;
  padding: 60px 40px 40px;
}
.anatomy-diagram {
  width: 100%;
  height: auto;
  display: block;
}
.anatomy-desc {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-l);
  margin-top: 40px;
}
.anatomy-step {
  padding: 28px 20px 8px;
  border-right: 1px solid var(--line-l);
  position: relative;
}
.anatomy-step:last-child { border-right: none; }
.anatomy-step .num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--solar-deep);
  margin-bottom: 12px;
}
.anatomy-step h4 {
  font-family: var(--display);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.anatomy-step .cn {
  font-family: var(--display);
  font-size: 12px;
  color: var(--ink-muted, #5E6B61);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
  display: block;
}
.anatomy-step p {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.55;
}

/* ================================================================
   FEATURES — Why PROTONSOL
   ================================================================ */
.features {
  background: var(--cream);
  padding-bottom: 120px;
}
.feat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-l);
}
.feat {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  padding: 44px 44px 44px 0;
  border-bottom: 1px solid var(--line-l);
  transition: background .3s;
}
.feat:nth-child(odd) { padding-right: 44px; border-right: 1px solid var(--line-l); padding-left: 0; }
.feat:nth-child(even) { padding-left: 44px; }
.feat:hover { background: var(--cream-2); }

.feat-icon {
  width: 56px; height: 56px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feat-icon svg { width: 28px; height: 28px; stroke: var(--ink); fill: none; stroke-width: 1.5; }

.feat-text h4 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.feat-text h4 em { color: var(--solar-deep); font-style: italic; }
.feat-text .cn {
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-muted, #5E6B61);
  display: block;
  margin-bottom: 14px;
}
.feat-text p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 44ch;
}

/* ================================================================
   APPLICATIONS
   ================================================================ */
.apps {
  background: var(--jungle-deep);
  color: var(--cream);
  padding-bottom: 120px;
  position: relative;
  overflow: hidden;
}
.apps .section-head { border-top-color: var(--line-d); }
.apps .section-head .label { color: var(--solar-bright); }
.apps .section-head h2 { color: var(--cream); }
.apps .section-head h2 em { color: var(--solar); }
.apps .section-head h2 .cn { color: var(--cream-3); }

.apps::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 40% 30% at 80% 20%, rgba(232,154,60,0.15), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(47,92,64,0.6), transparent 60%);
  pointer-events: none;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
  margin-top: 40px;
}
.app-card {
  background: rgba(11,15,12,0.5);
  border: 1px solid var(--line-d);
  border-radius: 4px;
  padding: 32px 28px;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all .3s;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(8px);
}
.app-card:hover {
  border-color: var(--solar);
  background: rgba(11,15,12,0.7);
  transform: translateY(-3px);
}
.app-card.wide { grid-column: span 2; }

.app-scene {
  height: 140px;
  margin: -32px -28px 24px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #1a3a2a 0%, #0d2018 100%);
}
.app-scene svg { width: 100%; height: 100%; display: block; }

.app-num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--solar);
  margin-bottom: 10px;
}
.app-card h4 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 26px;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 8px;
  color: var(--cream);
}
.app-card h4 em { color: var(--solar); font-style: italic; }
.app-card .cn {
  font-family: var(--display);
  font-size: 12px;
  color: var(--cream-3);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  display: block;
}
.app-card p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--cream-2);
}

/* ================================================================
   REGIONAL PRESENCE
   ================================================================ */
.regions {
  background: var(--ink);
  color: var(--cream);
  padding-bottom: 120px;
  border-top: 1px solid var(--line-d);
}
.regions .section-head { border-top: none; padding-top: 100px; }
.regions .section-head .label { color: var(--solar-bright); }
.regions .section-head h2 { color: var(--cream); }
.regions .section-head h2 em { color: var(--solar); }
.regions .section-head h2 .cn { color: var(--cream-3); }

.region-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  margin-top: 30px;
  align-items: start;
}

.world-map {
  position: relative;
  background: var(--ink-2);
  border: 1px solid var(--line-d);
  border-radius: 4px;
  padding: 40px;
  aspect-ratio: 16/10;
  overflow: hidden;
}
.world-map svg { width: 100%; height: 100%; }
.world-map .country-path { fill: var(--ink-3); stroke: var(--line-d); stroke-width: 1; transition: fill .3s; }
.world-map .country-path.active { fill: var(--solar); }
.world-map .country-path.active:hover { fill: var(--solar-bright); }

.map-pin {
  position: absolute;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--solar);
  box-shadow: 0 0 0 6px rgba(232,154,60,0.25);
  animation: pinPulse 2.4s ease-out infinite;
}
@keyframes pinPulse {
  0% { box-shadow: 0 0 0 4px rgba(232,154,60,0.4); }
  70% { box-shadow: 0 0 0 18px rgba(232,154,60,0); }
  100% { box-shadow: 0 0 0 4px rgba(232,154,60,0); }
}
.map-pin-label {
  position: absolute;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--solar);
  white-space: nowrap;
}

.region-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.region-item {
  padding: 26px 0;
  border-bottom: 1px solid var(--line-d);
  cursor: pointer;
  transition: padding .3s;
}
.region-item:hover { padding-left: 12px; }
.region-item:first-child { padding-top: 0; }
.region-item:last-child { border-bottom: none; }

.region-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.region-name {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--display);
  font-weight: 400;
  font-size: 26px;
  letter-spacing: -0.01em;
  color: var(--cream);
}
.region-name em { font-style: italic; color: var(--solar); }
.region-status {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--jungle-deep);
  background: var(--solar-bright);
  padding: 5px 11px;
  border-radius: 999px;
  font-weight: 600;
}
.region-info {
  display: flex;
  gap: 24px;
  font-size: 13px;
  color: var(--cream-3);
  font-family: var(--mono);
  letter-spacing: 0.08em;
}
.region-info b { color: var(--cream); font-weight: 500; }

/* ================================================================
   TESTIMONIALS
   ================================================================ */
.voices {
  background: var(--cream);
  padding-bottom: 120px;
}

.voices-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
  margin-top: 30px;
}
.voice {
  padding: 36px 32px;
  background: var(--cream-2);
  border: 1px solid var(--line-l);
  border-radius: 4px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 340px;
  transition: all .3s;
}
.voice:hover {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}
.voice:hover .voice-quote { color: var(--cream); }
.voice:hover .voice-person b { color: var(--cream); }
.voice:hover .voice-person span { color: var(--cream-3); }
.voice:hover .voice-label { color: var(--solar-bright); }

.voice-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--solar-deep);
  margin-bottom: 20px;
  transition: color .3s;
}
.voice-quote {
  font-family: var(--display);
  font-weight: 400;
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
  transition: color .3s;
  flex-grow: 1;
}
.voice-quote em { font-style: italic; color: var(--solar-deep); }
.voice:hover .voice-quote em { color: var(--solar); }
.voice-quote .cn {
  display: block;
  font-family: var(--display);
  font-size: 14px;
  margin-top: 14px;
  color: inherit;
  opacity: 0.75;
  letter-spacing: 0.05em;
  line-height: 1.55;
  font-weight: 400;
}

.voice-person {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line-l);
}
.voice:hover .voice-person { border-top-color: var(--line-d); }
.voice-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--solar), var(--solar-deep));
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.voice-person b {
  display: block;
  font-family: var(--display);
  font-weight: 500;
  font-size: 15px;
  color: var(--ink);
  transition: color .3s;
}
.voice-person span {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted, #5E6B61);
  margin-top: 4px;
  transition: color .3s;
}

/* ================================================================
   FAQ
   ================================================================ */
.faq {
  background: var(--cream);
  padding-bottom: 120px;
}
.faq-list {
  margin-top: 30px;
  border-top: 1px solid var(--line-l);
}
.faq-item {
  border-bottom: 1px solid var(--line-l);
}
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 0;
  cursor: pointer;
  transition: padding .3s;
}
.faq-q:hover { padding-left: 12px; }
.faq-q-text {
  font-family: var(--display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  flex-grow: 1;
  padding-right: 40px;
}
.faq-q-text em { color: var(--solar-deep); font-style: italic; }
.faq-toggle {
  width: 36px; height: 36px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  transition: all .3s;
}
.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  background: var(--ink);
}
.faq-toggle::before { width: 14px; height: 1px; }
.faq-toggle::after  { width: 1px; height: 14px; transition: transform .3s; }
.faq-item.open .faq-toggle { background: var(--ink); }
.faq-item.open .faq-toggle::before { background: var(--cream); }
.faq-item.open .faq-toggle::after  { background: var(--cream); transform: scaleY(0); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .5s cubic-bezier(.2,.7,.2,1);
}
.faq-a-inner {
  padding: 0 40% 28px 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-2);
}
.faq-item.open .faq-a { max-height: 400px; }

/* ================================================================
   INQUIRY / FOOTER
   ================================================================ */
.inquiry {
  background: var(--ink);
  color: var(--cream);
  padding: 120px 0 80px;
  border-top: 1px solid var(--line-d);
  position: relative;
  overflow: hidden;
}
.inquiry::before {
  content:"";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 80% 30%, rgba(232,154,60,0.12), transparent 60%);
  pointer-events: none;
}

.inquiry-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.inquiry-intro .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--solar);
  margin-bottom: 20px;
}
.inquiry-intro h2 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(44px, 5.5vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin-bottom: 30px;
}
.inquiry-intro h2 em { color: var(--solar); font-style: italic; }
.inquiry-intro h2 .cn {
  font-family: var(--display);
  font-size: 0.36em;
  font-weight: 500;
  color: var(--cream-3);
  letter-spacing: 0.1em;
  display: block;
  margin-top: 16px;
}
.inquiry-intro p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--cream-2);
  max-width: 48ch;
  margin-bottom: 40px;
}

.contact-list {
  display: grid;
  gap: 18px;
  padding-top: 26px;
  border-top: 1px solid var(--line-d);
}
.contact-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 12px 0;
}
.contact-row .flag { margin: 0; }
.contact-row-name {
  font-family: var(--display);
  font-weight: 500;
  font-size: 16px;
  color: var(--cream);
}
.contact-row-name .cn {
  font-family: var(--display);
  font-size: 11px;
  color: var(--cream-3);
  margin-left: 10px;
  letter-spacing: 0.08em;
}
.contact-row-val {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--solar-bright);
  letter-spacing: 0.04em;
}

/* Form */
.form {
  background: var(--ink-2);
  border: 1px solid var(--line-d);
  border-radius: 4px;
  padding: 40px;
}
.form-row {
  margin-bottom: 20px;
}
.form-row.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cream-3);
  margin-bottom: 8px;
}
.form-label b { color: var(--solar); }
.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  background: var(--ink);
  border: 1px solid var(--line-d-2);
  border-radius: 3px;
  padding: 14px 16px;
  color: var(--cream);
  font-size: 15px;
  font-family: var(--body);
  transition: border-color .25s, background .25s;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--solar);
  background: var(--ink-3);
}
.form-input::placeholder,
.form-textarea::placeholder { color: rgba(244,238,222,0.35); }
.form-textarea { resize: vertical; min-height: 110px; }
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23E89A3C' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.phone-group {
  display: grid;
  grid-template-columns: 185px 1fr;
  gap: 8px;
}
.phone-group .phone-cc {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.01em;
  padding-right: 32px;
}
.phone-group .phone-number {
  font-variant-numeric: tabular-nums;
}
@media (max-width: 560px) {
  .phone-group { grid-template-columns: 1fr; gap: 10px; }
}

.form-submit {
  width: 100%;
  background: var(--solar);
  color: var(--ink);
  padding: 18px 24px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  transition: all .3s;
  margin-top: 8px;
}
.form-submit:hover {
  background: var(--solar-bright);
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(232,154,60,0.35);
}
.form-note {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream-3);
  text-align: center;
  opacity: 0.6;
}

.form-success {
  background: var(--jungle);
  border: 1px solid var(--solar);
  color: var(--cream);
  padding: 40px;
  border-radius: 4px;
  text-align: center;
  display: none;
}
.form-success.show { display: block; }
.form-success h4 {
  font-family: var(--display);
  font-size: 32px;
  font-weight: 400;
  margin-bottom: 12px;
}
.form-success h4 em { color: var(--solar-bright); font-style: italic; }
.form-success p { font-size: 15px; color: var(--cream-2); line-height: 1.6; }

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--ink);
  color: var(--cream-3);
  padding: 70px 0 40px;
  border-top: 1px solid var(--line-d);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--line-d);
}
.footer-brand .brand { margin-bottom: 24px; }
.footer-brand .brand-text b { color: var(--cream); }
.footer-brand .brand-text em { color: var(--cream-3); }
.footer-brand p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--cream-3);
  max-width: 36ch;
}
.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 22px;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-d);
  border-radius: 999px;
  color: var(--cream-3);
  transition: color .25s, border-color .25s, background .25s;
}
.footer-social a:hover {
  color: var(--ink);
  background: var(--solar);
  border-color: var(--solar);
}

.footer-col h5 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--solar);
  margin-bottom: 20px;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  font-size: 14px;
  color: var(--cream-3);
  transition: color .25s;
}
.footer-col a:hover { color: var(--solar); }

.footer-bot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cream-3);
  flex-wrap: wrap;
  gap: 20px;
}
.footer-bot .legal { display: flex; gap: 24px; }
.footer-bot .legal a:hover { color: var(--solar); }

/* ================================================================
   LANGUAGE DROPDOWN
   ================================================================ */
.lang-dropdown {
  position: relative;
}
.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 180px;
  background: var(--cream);
  border: 1px solid var(--line-l-2);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(11,15,12,0.18);
  padding: 8px;
  display: none;
  z-index: 200;
}
.lang-menu.open { display: block; }
.lang-menu a {
  width: 100%;
  text-align: left;
  padding: 10px 14px;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-radius: 4px;
  font-family: var(--body);
  color: var(--ink);
  transition: background .2s;
}
.lang-menu a:hover { background: var(--cream-2); }
.lang-menu a.active { background: var(--ink); color: var(--cream); }
.lang-menu a em {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  font-style: normal;
  color: var(--ink-muted, #5E6B61);
}
.lang-menu a.active em { color: var(--solar); }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 1024px) {
  :root { --gutter: 24px; }
  .nav-links { display: none; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-side { max-width: none; }
  .hero-foot { grid-template-columns: 1fr; gap: 30px; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3), .stat-item:nth-child(4) { border-top: 1px solid var(--line-d); }
  .hero-sun { width: 360px; height: 360px; right: -180px; opacity: 0.2; }
  .markets { grid-template-columns: 1fr; }
  .market { border-right: none; border-bottom: 1px solid var(--line-l); }
  .market:last-child { border-bottom: none; }
  .product-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .app-card.wide { grid-column: span 1; }
  .anatomy-desc { grid-template-columns: repeat(2, 1fr); }
  .anatomy-step { border-bottom: 1px solid var(--line-l); }
  .feat-grid { grid-template-columns: 1fr; }
  .feat, .feat:nth-child(odd), .feat:nth-child(even) { padding: 32px 0; border-right: none; }
  .region-layout { grid-template-columns: 1fr; }
  .voices-grid { grid-template-columns: 1fr; }
  .inquiry-inner { grid-template-columns: 1fr; gap: 50px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .section-head { grid-template-columns: 1fr; gap: 20px; padding: 70px 0 40px; }
  .faq-a-inner { padding-right: 0; }
}
@media (max-width: 640px) {
  .topbar { font-size: 10px; }
  .nav-inner { grid-template-columns: auto auto; gap: 12px; padding: 14px var(--gutter); }
  .nav-actions .nav-cta { display: none; }
  .hero-meta { flex-wrap: wrap; gap: 10px; }
  .hero-meta .meta-group { gap: 16px; }
  .stat-strip { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .form { padding: 28px 22px; }
  .form-row.two { grid-template-columns: 1fr; }
  .voices-grid .voice { min-height: auto; }
}