/* ==========================================================================
   BINJI 宾纪 — Design System v2  (Light Industrial Theme)
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* ── Color Palette (Dark Industrial Theme) ──────────────────── */
  --white:     #0D1117;          /* base section bg */
  --bg-1:      #131920;          /* alt section bg */
  --bg-2:      #1A2230;          /* card / elevated bg */
  --navy:      #080C12;          /* hero / footer darkest */
  --navy-2:    #0F1520;          /* deep cards */
  --navy-3:    rgba(255,255,255,0.06);

  --gold:      #C8860A;
  --gold-l:    #E5A520;
  --gold-dim:  rgba(200,134,10,0.10);
  --gold-glow: rgba(200,134,10,0.22);

  --t1:        #EEF0F4;          /* primary text */
  --t2:        #8AAABB;          /* secondary text */
  --t3:        #506878;          /* tertiary text */
  --ti1:       #EEF0F4;          /* primary text (dark bg) */
  --ti2:       #8AAABB;          /* secondary text (dark bg) */
  --ti3:       rgba(255,255,255,0.30);

  --border:    rgba(255,255,255,0.09); /* border */
  --border-d:  rgba(255,255,255,0.06); /* subtle border */

  /* ── Typography ────────────────────────────────────────────── */
  --font-d: 'Bebas Neue', 'Arial Narrow', sans-serif;
  --font-b: 'Inter', 'Noto Sans SC', -apple-system, sans-serif;

  /* ── Layout ────────────────────────────────────────────────── */
  --max-w:  1280px;
  --nav-h:  70px;
  --tr:     0.24s cubic-bezier(0.4,0,0.2,1);
}

/* ── Base ────────────────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  background: var(--white); color: var(--t1);
  font-family: var(--font-b); line-height: 1.65;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
:lang(bn) body { font-family: 'Noto Sans Bengali', 'Inter', sans-serif; }
:lang(hi) body { font-family: 'Noto Sans Devanagari', 'Inter', sans-serif; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ── Typography helpers ──────────────────────────────────────────────────── */
h1,h2,h3,h4 { line-height: 1.1; font-weight: 700; }
.label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--gold);
}
.section-title {
  font-size: clamp(2rem,4vw,3.5rem);
  font-family: var(--font-d); letter-spacing: 0.04em; text-transform: uppercase;
}
.section-sub { font-size: 1.0625rem; color: var(--t2); line-height: 1.78; max-width: 600px; }
.section-sub--dark { color: var(--ti2); }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin-inline: auto; padding-inline: clamp(1.25rem,5vw,3rem); }
.section      { padding-block: 6rem; background: var(--white); }
.section--alt { padding-block: 6rem; background: var(--bg-1); }
.section--dk  { padding-block: 6rem; background: var(--navy); }

.section-header { margin-bottom: 4rem; }
.section-header--c { text-align: center; }
.section-header--c .section-sub { margin-inline: auto; }
.divider { width: 48px; height: 2px; background: var(--gold); margin-top: 1rem; margin-bottom: 1.5rem; }
.divider--c { margin-inline: auto; }

/* Responsive 2-column split */
.two-col {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center;
}
.two-col--start { align-items: start; }
.two-col--wide  { gap: 5rem; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 3rem; } }

/* ── Navigation ──────────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h);
  background: rgba(10,14,20,0.97);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--tr);
}
.nav.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,0.4); }
.nav__inner {
  max-width: var(--max-w); margin-inline: auto;
  padding-inline: clamp(1.25rem,5vw,3rem);
  height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.nav__logo { display: flex; align-items: center; gap: 0.75rem; }
.nav__logo-mark {
  width: 40px; height: 40px; background: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-d); font-size: 1.05rem; color: #fff; letter-spacing: 0.02em;
}
.nav__logo-text { display: flex; flex-direction: column; }
.nav__logo-en { font-family: var(--font-d); font-size: 1.35rem; letter-spacing: 0.12em; line-height: 1; color: var(--t1); }
.nav__logo-cn { font-size: 0.65rem; letter-spacing: 0.28em; color: var(--t3); font-weight: 500; }
.nav__menu { display: flex; align-items: center; gap: 2.5rem; }
.nav__item {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--t2); transition: color var(--tr); position: relative;
}
.nav__item::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--gold); transition: width var(--tr);
}
.nav__item:hover, .nav__item.active { color: var(--t1); }
.nav__item:hover::after, .nav__item.active::after { width: 100%; }
.nav__right { display: flex; align-items: center; gap: 1.25rem; }
.nav__cta {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase;
  padding: 0.6rem 1.4rem; background: var(--gold); color: #fff; cursor: pointer; transition: var(--tr);
}
.nav__cta:hover { background: var(--gold-l); }
.nav__hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  padding: 7px; border: 1px solid var(--border); background: rgba(255,255,255,0.05);
}
.nav__hamburger span { display: block; width: 22px; height: 2px; background: #EEF0F4; transition: var(--tr); }
.nav__mobile {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0;
  background: var(--white); z-index: 999; padding: 2rem clamp(1.25rem,5vw,3rem);
  flex-direction: column; overflow-y: auto; border-top: 1px solid var(--border);
}
.nav__mobile.open { display: flex; }
.nav__mobile-item {
  font-family: var(--font-d); font-size: 1.4rem; letter-spacing: 0.06em;
  color: var(--t2); border-bottom: 1px solid var(--border); padding: 1.25rem 0; transition: color var(--tr);
}
.nav__mobile-item:hover { color: var(--gold); }
.nav__mobile-cta { margin-top: 1.5rem; }

/* ── Language Switcher ───────────────────────────────────────────────────── */
.lang-switcher { position: relative; }
.lang-btn {
  display: flex; align-items: center; gap: 0.4rem;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em;
  color: var(--t2); background: none; border: 1px solid var(--border);
  padding: 0.4rem 0.75rem; cursor: pointer; transition: var(--tr);
  font-family: var(--font-b);
}
.lang-btn:hover { border-color: var(--gold); color: var(--t1); }
.lang-btn svg { transition: transform var(--tr); }
.lang-btn.open svg { transform: rotate(180deg); }
.lang-dropdown {
  display: none; position: absolute; top: calc(100% + 6px); right: 0;
  background: var(--white); border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12); min-width: 150px; z-index: 100;
}
.lang-dropdown.open { display: block; }
.lang-dropdown li button {
  display: flex; align-items: center; gap: 0.6rem; width: 100%;
  padding: 0.75rem 1rem; font-size: 0.82rem; font-weight: 500;
  color: var(--t2); background: none; border: none; cursor: pointer;
  text-align: left; transition: background var(--tr), color var(--tr);
  font-family: var(--font-b);
}
.lang-dropdown li button:hover { background: var(--bg-1); color: var(--t1); }
.lang-dropdown li button.active { color: var(--gold); font-weight: 700; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 0.875rem 2rem; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase; cursor: pointer; transition: var(--tr);
  border: none; font-family: var(--font-b);
}
.btn--primary { background: var(--gold); color: #fff; }
.btn--primary:hover { background: var(--gold-l); }
.btn--outline { background: transparent; color: var(--ti1); border: 1.5px solid var(--border); }
.btn--outline:hover { border-color: var(--gold); color: var(--gold); }
.btn--outline-inv { background: transparent; color: var(--ti1); border: 1.5px solid var(--border-d); }
.btn--outline-inv:hover { border-color: var(--gold); color: var(--gold); }
.btn--ghost { background: transparent; color: var(--gold); border: 1.5px solid var(--gold); }
.btn--ghost:hover { background: var(--gold-dim); }

.arrow {
  display: inline-block; width: 16px; height: 1px;
  background: currentColor; position: relative; transition: width var(--tr); flex-shrink: 0;
}
.arrow::after {
  content: ''; position: absolute; right: 0; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor; border-right: 1px solid currentColor;
  transform: rotate(45deg);
}
.btn:hover .arrow { width: 24px; }

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  background: var(--navy); overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 65% 50%, rgba(200,134,10,0.09) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 90% 10%, rgba(200,134,10,0.05) 0%, transparent 60%);
}
.hero__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border-d) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-d) 1px, transparent 1px);
  background-size: 80px 80px; opacity: 0.6;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 20%, transparent 100%);
}
.hero__content {
  position: relative; z-index: 2;
  max-width: var(--max-w); margin-inline: auto;
  padding-inline: clamp(1.25rem,5vw,3rem); padding-top: var(--nav-h); width: 100%;
}
.hero__eyebrow { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.hero__eyebrow-line { width: 48px; height: 1px; background: var(--gold); flex-shrink: 0; }
.hero__title {
  font-family: var(--font-d); font-size: clamp(3.5rem,8.5vw,8.5rem);
  letter-spacing: 0.04em; text-transform: uppercase; line-height: 0.9; margin-bottom: 1.75rem;
  color: var(--ti1);
}
.hero__title span { color: var(--gold); }
.hero__subtitle { font-size: clamp(0.95rem,1.5vw,1.15rem); color: var(--ti2); max-width: 520px; line-height: 1.78; margin-bottom: 3rem; font-weight: 300; }
.hero__actions { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; }
.hero__stats { display: flex; gap: 3rem; margin-top: 4.5rem; flex-wrap: wrap; padding-bottom: 3rem; }
.hero__stat { display: flex; flex-direction: column; gap: 0.3rem; }
.hero__stat-num { font-family: var(--font-d); font-size: 2.4rem; letter-spacing: 0.04em; line-height: 1; color: var(--gold); }
.hero__stat-label { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ti3); }
.corner { position: absolute; width: 36px; height: 36px; }
.corner--tl { top: 12%; left: 8%; border-top: 1px solid rgba(200,134,10,0.3); border-left: 1px solid rgba(200,134,10,0.3); }
.corner--tr { top: 12%; right: 8%; border-top: 1px solid rgba(200,134,10,0.3); border-right: 1px solid rgba(200,134,10,0.3); }
.corner--br { bottom: 18%; right: 8%; border-bottom: 1px solid rgba(200,134,10,0.3); border-right: 1px solid rgba(200,134,10,0.3); }
.hero__scroll { position: absolute; bottom: 2.5rem; right: clamp(1.25rem,5vw,3rem); display: flex; flex-direction: column; align-items: center; gap: 0.5rem; z-index: 2; }
.hero__scroll-line { width: 1px; height: 50px; background: linear-gradient(to bottom, var(--gold), transparent); animation: scrollPulse 2s ease-in-out infinite; }
.hero__scroll-text { writing-mode: vertical-rl; font-size: 0.58rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--ti3); }
@keyframes scrollPulse { 0%,100%{opacity:0.3} 50%{opacity:1} }

/* ── Hero micro-animations ────────────────────────────────────────────────── */
/* Scanning beam */
.hero__scan {
  position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden;
}
.hero__scan::after {
  content: ''; position: absolute; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(200,134,10,0.0) 20%, rgba(200,134,10,0.35) 50%, rgba(200,134,10,0.0) 80%, transparent 100%);
  animation: scanBeam 6s ease-in-out infinite;
  top: 0;
}
@keyframes scanBeam {
  0%   { top: 15%; opacity: 0; }
  5%   { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: 85%; opacity: 0; }
}
/* Corner bracket pulse */
.corner {
  transition: border-color 0.4s ease;
}
.corner--tl { animation: cornerPulse 4s ease-in-out infinite; }
.corner--tr { animation: cornerPulse 4s ease-in-out infinite 1s; }
.corner--br { animation: cornerPulse 4s ease-in-out infinite 2s; }
@keyframes cornerPulse {
  0%,100% { border-color: rgba(200,134,10,0.25); }
  50%     { border-color: rgba(200,134,10,0.75); box-shadow: 0 0 8px rgba(200,134,10,0.3); }
}
/* Reticle crosshair */
.hero__reticle {
  position: absolute; z-index: 1; pointer-events: none;
  right: clamp(6%,14vw,18%); top: 50%; transform: translateY(-50%);
  width: 120px; height: 120px;
}
.hero__reticle::before, .hero__reticle::after {
  content: ''; position: absolute;
}
/* outer ring */
.hero__reticle::before {
  inset: 0; border: 1px solid rgba(200,134,10,0.25); border-radius: 50%;
  animation: reticlePing 3.5s ease-in-out infinite;
}
/* inner dot */
.hero__reticle::after {
  width: 6px; height: 6px; background: var(--gold);
  border-radius: 50%; top: 50%; left: 50%; transform: translate(-50%,-50%);
  animation: reticleDot 3.5s ease-in-out infinite;
}
.hero__reticle-h {
  position: absolute; top: 50%; left: 0; right: 0; height: 1px;
  background: rgba(200,134,10,0.2); transform: translateY(-50%);
  animation: reticleLines 3.5s ease-in-out infinite;
}
.hero__reticle-v {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 1px;
  background: rgba(200,134,10,0.2); transform: translateX(-50%);
  animation: reticleLines 3.5s ease-in-out infinite 0.2s;
}
.hero__reticle-ring2 {
  position: absolute; inset: 20px; border: 1px solid rgba(200,134,10,0.12); border-radius: 50%;
  animation: reticlePing 3.5s ease-in-out infinite 0.6s;
}
@keyframes reticlePing {
  0%,100% { transform: scale(1);   opacity: 0.5; }
  50%     { transform: scale(1.08); opacity: 1;   }
}
@keyframes reticleDot {
  0%,100% { opacity: 0.6; box-shadow: 0 0 0 0 rgba(200,134,10,0); }
  50%     { opacity: 1;   box-shadow: 0 0 10px 3px rgba(200,134,10,0.4); }
}
@keyframes reticleLines {
  0%,100% { opacity: 0.3; }
  50%     { opacity: 0.7; }
}
/* Data readout ticker */
.hero__data {
  position: absolute; z-index: 1; pointer-events: none;
  left: clamp(1.25rem,5vw,3rem); bottom: clamp(5rem,10vh,8rem);
  display: flex; flex-direction: column; gap: 0.4rem;
}
.hero__data-row {
  font-family: 'Courier New', monospace; font-size: 0.6rem;
  letter-spacing: 0.18em; color: rgba(200,134,10,0.5);
  animation: dataFlicker 4s ease-in-out infinite;
}
.hero__data-row:nth-child(2) { animation-delay: 0.7s; color: rgba(200,134,10,0.35); }
.hero__data-row:nth-child(3) { animation-delay: 1.4s; color: rgba(200,134,10,0.25); }
@keyframes dataFlicker {
  0%,100% { opacity: 0.6; }
  30%     { opacity: 1; }
  60%     { opacity: 0.4; }
  80%     { opacity: 0.9; }
}
/* Grid glow pulse — override grid opacity */
.hero__grid { animation: gridGlow 8s ease-in-out infinite; }
@keyframes gridGlow {
  0%,100% { opacity: 0.4; }
  50%     { opacity: 0.75; }
}
/* Hide decorative extras on small mobile */
@media (max-width: 600px) {
  .hero__reticle { display: none; }
  .hero__data    { display: none; }
}

/* ── Stats Bar ───────────────────────────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--border); background: var(--white); }
.stat-item { padding: 2.75rem 2rem; border-right: 1px solid var(--border); text-align: center; }
.stat-item:last-child { border-right: none; }
.stat-num { display: block; font-family: var(--font-d); font-size: 3rem; color: var(--gold); letter-spacing: 0.04em; line-height: 1; }
.stat-label { display: block; font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--t3); margin-top: 0.5rem; }

/* ── Section Header ──────────────────────────────────────────────────────── */
.section-title--dark { color: var(--ti1); }
.label--dark { color: var(--gold); }
.divider--gold { background: var(--gold); }

/* ── Product Cards ───────────────────────────────────────────────────────── */
.product-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
.product-card {
  background: var(--white); border: 1px solid var(--border);
  padding: 2rem 1.75rem; position: relative; overflow: hidden;
  transition: border-color var(--tr), transform 0.3s ease, box-shadow var(--tr); cursor: pointer;
}
.product-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gold); transform: scaleX(0); transition: transform var(--tr); transform-origin: left;
}
.product-card:hover { border-color: rgba(200,134,10,0.4); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.08); }
.product-card:hover::before { transform: scaleX(1); }
.product-card__series { font-family: var(--font-d); font-size: 0.75rem; letter-spacing: 0.25em; color: var(--gold); margin-bottom: 0.75rem; display: block; }
.product-card__visual {
  width: 100%; aspect-ratio: 4/3; background: var(--navy); margin-bottom: 1.5rem;
  display: flex; align-items: center; justify-content: center;
}
.machine-svg { width: 75%; height: 75%; }
.product-card__name { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--t1); }
.product-card__desc { font-size: 0.875rem; color: var(--t2); margin-bottom: 1.5rem; line-height: 1.65; }
.product-card__specs { border-top: 1px solid var(--border); padding-top: 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }
.spec-row { display: flex; justify-content: space-between; font-size: 0.8rem; }
.spec-key { color: var(--t3); }
.spec-val { color: var(--t1); font-weight: 600; font-variant-numeric: tabular-nums; }
.product-card__link { display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 1.5rem; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); transition: gap var(--tr); }
.product-card__link:hover { gap: 1rem; }

/* ── Tech Section ────────────────────────────────────────────────────────── */
.tech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
@media (max-width: 900px) { .tech-grid { grid-template-columns: 1fr; gap: 3rem; } }
.tech-feature { display: flex; gap: 1.5rem; }
.tech-feature__num { font-family: var(--font-d); font-size: 2.8rem; color: var(--border); line-height: 1; flex-shrink: 0; width: 3rem; }
.section--dk .tech-feature__num { color: rgba(255,255,255,0.08); }
.tech-feature__content h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.tech-feature__content p { font-size: 0.875rem; color: var(--t2); line-height: 1.72; }
.section--dk .tech-feature__content h3 { color: var(--ti1); }
.section--dk .tech-feature__content p  { color: var(--ti2); }
.tech-features { display: flex; flex-direction: column; gap: 2rem; }
.tech-visual { position: relative; aspect-ratio: 1; }
.tech-ring { position: absolute; border-radius: 50%; border: 1px solid var(--border-d); animation: techSpin linear infinite; }
.tech-ring:nth-child(1) { inset: 0; border-color: rgba(200,134,10,0.2); animation-duration: 22s; }
.tech-ring:nth-child(2) { inset: 12%; animation-duration: 16s; animation-direction: reverse; }
.tech-ring:nth-child(3) { inset: 24%; animation-duration: 11s; }
.tech-ring::before { content: ''; position: absolute; top: -4px; left: 50%; width: 8px; height: 8px; background: var(--gold); border-radius: 50%; transform: translateX(-50%); }
.tech-center { position: absolute; inset: 40%; background: rgba(200,134,10,0.12); border: 1px solid var(--gold); display: flex; align-items: center; justify-content: center; }
.tech-center span { font-family: var(--font-d); font-size: 0.62rem; letter-spacing: 0.2em; color: var(--gold); text-align: center; }
@keyframes techSpin { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }

/* ── Feature list ────────────────────────────────────────────────────────── */
.feature-list { display: flex; flex-direction: column; gap: 0.875rem; }
.feature-item { display: flex; gap: 1rem; align-items: flex-start; }
.feature-icon { width: 18px; height: 18px; border: 1px solid var(--gold); display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 0.15rem; }
.feature-icon::before { content: ''; width: 6px; height: 6px; background: var(--gold); }

/* ── CTA Section ─────────────────────────────────────────────────────────── */
.cta-section { padding-block: 6rem; background: var(--navy); position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(200,134,10,0.08) 0%, transparent 70%); }
.cta-section .container { position: relative; text-align: center; }
.cta-section .section-sub { color: var(--ti2); margin-inline: auto; }

/* ── Page Hero ───────────────────────────────────────────────────────────── */
.page-hero { padding-top: calc(var(--nav-h) + 5rem); padding-bottom: 5rem; background: var(--navy); position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(var(--border-d) 1px, transparent 1px), linear-gradient(90deg, var(--border-d) 1px, transparent 1px); background-size: 60px 60px; opacity: 0.5; }
.page-hero .container { position: relative; }
.page-hero__tag { font-size: 0.7rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold); margin-bottom: 1rem; display: block; }
.page-hero__title { font-family: var(--font-d); font-size: clamp(2.5rem,6vw,5.5rem); letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 1.5rem; color: var(--ti1); }
.page-hero__desc { font-size: 1.1rem; color: var(--ti2); max-width: 600px; line-height: 1.78; }

/* ── Breadcrumb ──────────────────────────────────────────────────────────── */
.breadcrumb__list { display: flex; gap: 0.75rem; align-items: center; margin-bottom: 2rem; }
.breadcrumb__item { font-size: 0.78rem; color: var(--ti3); }
.breadcrumb__item a { color: var(--ti3); transition: color var(--tr); }
.breadcrumb__item a:hover { color: var(--gold); }
.breadcrumb__item.active { color: var(--ti2); }

/* ── Machine Detail ──────────────────────────────────────────────────────── */
.machine-section { padding-block: 5rem; border-bottom: 1px solid var(--border); }
.machine-section:last-of-type { border-bottom: none; }
.machine-section__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.machine-section__inner.reverse { direction: rtl; }
.machine-section__inner.reverse > * { direction: ltr; }
@media (max-width: 900px) { .machine-section__inner, .machine-section__inner.reverse { direction: ltr; grid-template-columns: 1fr; gap: 3rem; } }
.machine-tag { font-family: var(--font-d); font-size: 0.72rem; letter-spacing: 0.3em; color: var(--gold); margin-bottom: 0.75rem; display: block; }
.machine-name { font-size: clamp(1.8rem,3vw,2.6rem); font-weight: 800; margin-bottom: 1rem; color: var(--t1); }
.machine-desc { font-size: 0.9375rem; color: var(--t2); line-height: 1.78; margin-bottom: 2rem; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td { padding: 0.875rem 1rem; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.875rem; }
.spec-table th { color: var(--t3); font-weight: 500; letter-spacing: 0.04em; width: 45%; }
.spec-table td { color: var(--t1); font-weight: 600; font-variant-numeric: tabular-nums; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }
.machine-visual-lg { background: var(--navy); border: 1px solid rgba(255,255,255,0.04); aspect-ratio: 1; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.machine-visual-lg::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 30px 30px; }

/* Machine tabs */
.machine-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); overflow-x: auto; scrollbar-width: none; }
.machine-tabs::-webkit-scrollbar { display: none; }
.machine-tab {
  padding: 1rem 1.75rem; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--t3); cursor: pointer;
  border: none; border-bottom: 2px solid transparent;
  background: none; font-family: var(--font-b); white-space: nowrap;
  transition: var(--tr); margin-bottom: -1px;
}
.machine-tab:hover { color: var(--t2); }
.machine-tab.active { color: var(--gold); border-bottom-color: var(--gold); }

.apply-strip { background: var(--bg-1); border: 1px solid var(--border); padding: 1.25rem 1.75rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }
.apply-strip__title { font-size: 0.82rem; font-weight: 700; color: var(--t2); letter-spacing: 0.06em; text-transform: uppercase; }
.apply-strip__tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.apply-tag { font-size: 0.72rem; padding: 0.3rem 0.75rem; border: 1px solid var(--border); color: var(--t3); letter-spacing: 0.06em; background: var(--white); }

/* ── Technology page ─────────────────────────────────────────────────────── */
.tech-pillars { display: grid; grid-template-columns: repeat(2,1fr); gap: 2px; background: var(--border); border: 1px solid var(--border); }
.tech-pillar { background: var(--white); padding: 3rem 2.5rem; transition: background var(--tr); }
.tech-pillar:hover { background: var(--bg-1); }
.tech-pillar__num { font-family: var(--font-d); font-size: 4rem; color: rgba(255,255,255,0.07); letter-spacing: 0.04em; line-height: 1; margin-bottom: 1rem; display: block; }
.tech-pillar__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--t1); }
.tech-pillar__desc { font-size: 0.875rem; color: var(--t2); line-height: 1.72; }
.tech-pillar__detail { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; }
.tech-pillar__point { font-size: 0.8rem; color: var(--t3); padding-left: 1rem; position: relative; }
.tech-pillar__point::before { content: '—'; position: absolute; left: 0; color: var(--gold); }
@media (max-width: 768px) { .tech-pillars { grid-template-columns: 1fr; } }

/* Process steps */
.process-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; position: relative; }
.process-steps::before { content: ''; position: absolute; top: 2rem; left: 12.5%; right: 12.5%; height: 1px; background: var(--border); }
.process-step { padding: 0 1.5rem; text-align: center; }
.process-step__num { width: 4rem; height: 4rem; border: 1.5px solid var(--gold); display: flex; align-items: center; justify-content: center; margin: 0 auto 1.5rem; font-family: var(--font-d); font-size: 1.2rem; color: var(--gold); background: var(--bg-2); position: relative; z-index: 1; }
.process-step__title { font-size: 0.9rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--t1); }
.process-step__desc { font-size: 0.8rem; color: var(--t2); line-height: 1.65; }
@media (max-width: 900px) { .process-steps { grid-template-columns: repeat(2,1fr); gap: 3rem; } .process-steps::before { display: none; } }
@media (max-width: 600px) { .process-steps { grid-template-columns: 1fr; } }

/* Cert badges */
.cert-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.25rem; }
.cert-badge { border: 1px solid var(--border); padding: 2rem 1.5rem; text-align: center; background: var(--white); transition: border-color var(--tr), box-shadow var(--tr); }
.cert-badge:hover { border-color: rgba(200,134,10,0.4); box-shadow: 0 4px 20px rgba(0,0,0,0.05); }
.cert-badge__icon { font-family: var(--font-d); font-size: 2rem; color: var(--gold); margin-bottom: 0.75rem; display: block; }
.cert-badge__name { font-size: 0.875rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--t1); }
.cert-badge__desc { font-size: 0.78rem; color: var(--t2); }
@media (max-width: 900px) { .cert-grid { grid-template-columns: 1fr 1fr; } }

/* ── Company page ────────────────────────────────────────────────────────── */
.timeline { position: relative; }
.timeline::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: var(--border); }
.timeline-item { padding-left: 2.5rem; padding-bottom: 2.75rem; position: relative; }
.timeline-item::before { content: ''; position: absolute; left: -4px; top: 0.35rem; width: 9px; height: 9px; border: 1.5px solid var(--gold); background: var(--bg-2); }
.timeline-year { font-family: var(--font-d); font-size: 1.5rem; color: var(--gold); letter-spacing: 0.06em; margin-bottom: 0.4rem; }
.timeline-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--t1); }
.timeline-desc { font-size: 0.875rem; color: var(--t2); line-height: 1.65; }
.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
.value-card { border: 1px solid var(--border); padding: 2.5rem 2rem; background: var(--white); transition: border-color var(--tr), box-shadow var(--tr); }
.value-card:hover { border-color: rgba(200,134,10,0.4); box-shadow: 0 6px 24px rgba(0,0,0,0.06); }
.value-card__icon { font-size: 2rem; margin-bottom: 1.25rem; display: block; color: var(--gold); }
.value-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--t1); }
.value-card__desc { font-size: 0.875rem; color: var(--t2); line-height: 1.7; }
@media (max-width: 900px) { .values-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .values-grid { grid-template-columns: 1fr; } }

/* ── Contact page ────────────────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 5rem; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 3rem; } }
.form-group { display: flex; flex-direction: column; gap: 0.45rem; margin-bottom: 1.25rem; }
.form-label { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--t3); font-weight: 600; }
.form-input, .form-textarea, .form-select {
  background: var(--bg-1); border: 1.5px solid var(--border); color: var(--t1);
  padding: 0.875rem 1rem; font-size: 0.9375rem; font-family: var(--font-b);
  width: 100%; transition: border-color var(--tr); border-radius: 0; -webkit-appearance: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus { outline: none; border-color: var(--gold); background: var(--white); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-select option { background: var(--white); }
.contact-info { display: flex; flex-direction: column; gap: 2rem; }
.contact-info-item { border-left: 2px solid var(--gold); padding-left: 1.5rem; }
.contact-info-label { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--t3); margin-bottom: 0.4rem; display: block; }
.contact-info-val { font-size: 1rem; color: var(--t1); font-weight: 600; }
.contact-info-sub { font-size: 0.8rem; color: var(--t2); margin-top: 0.25rem; }
.offices-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; }
.office-card { border: 1px solid var(--border); padding: 2rem; background: var(--white); transition: border-color var(--tr), box-shadow var(--tr); }
.office-card:hover { border-color: rgba(200,134,10,0.4); box-shadow: 0 4px 20px rgba(0,0,0,0.05); }
.office-card__city { font-family: var(--font-d); font-size: 1.5rem; letter-spacing: 0.08em; margin-bottom: 0.25rem; color: var(--gold); }
.office-card__type { font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--t3); margin-bottom: 1.25rem; }
.office-card__info { font-size: 0.875rem; color: var(--t2); line-height: 1.7; }
@media (max-width: 900px) { .offices-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .offices-grid { grid-template-columns: 1fr; } }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer { background: var(--navy); border-top: 1px solid var(--border-d); padding-top: 5rem; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 4rem; border-bottom: 1px solid var(--border-d); }
.footer__brand-name { font-family: var(--font-d); font-size: 2rem; letter-spacing: 0.1em; margin-bottom: 0.25rem; color: var(--ti1); }
.footer__brand-sub { font-size: 0.65rem; letter-spacing: 0.28em; color: var(--ti3); text-transform: uppercase; margin-bottom: 1.5rem; }
.footer__about { font-size: 0.875rem; color: var(--ti2); line-height: 1.72; max-width: 280px; margin-bottom: 1.5rem; }
.footer__socials { display: flex; gap: 0.5rem; }
.footer__social { width: 36px; height: 36px; border: 1px solid var(--border-d); display: flex; align-items: center; justify-content: center; color: var(--ti3); transition: var(--tr); }
.footer__social:hover { border-color: var(--gold); color: var(--gold); }
.footer__col-title { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ti2); margin-bottom: 1.5rem; }
.footer__links { display: flex; flex-direction: column; gap: 0.75rem; }
.footer__link { font-size: 0.875rem; color: var(--ti3); transition: color var(--tr); }
.footer__link:hover { color: var(--gold); }
.footer__contact-item { margin-bottom: 0.875rem; }
.footer__contact-label { font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--ti3); display: block; }
.footer__contact-val { font-size: 0.875rem; color: var(--ti2); }
.footer__bottom { padding-block: 1.75rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer__copy { font-size: 0.75rem; color: var(--ti3); }
.footer__legal { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer__legal a { font-size: 0.75rem; color: var(--ti3); transition: color var(--tr); }
.footer__legal a:hover { color: var(--ti2); }

/* ── Data boxes ──────────────────────────────────────────────────────────── */
.data-box { border: 1px solid var(--border); padding: 2rem 1.5rem; text-align: center; background: var(--white); }
.data-box--gold { border-color: rgba(200,134,10,0.25); }
.data-box__num { display: block; font-family: var(--font-d); font-size: 3rem; color: var(--gold); line-height: 1; }
.data-box__label { font-size: 0.68rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--t3); margin-top: 0.4rem; display: block; }
.data-box__sub { display: block; font-size: 0.82rem; color: var(--t2); margin-top: 0.4rem; }
.data-grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.25rem; }
.data-grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; }
@media (max-width: 900px) { .data-grid-4 { grid-template-columns: repeat(2,1fr); } }

/* Corner decorations */
.corner-box { position: relative; }
.corner-box::before { content: ''; position: absolute; top: -1px; left: -1px; width: 18px; height: 18px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.corner-box::after  { content: ''; position: absolute; bottom: -1px; right: -1px; width: 18px; height: 18px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }

/* ── Scroll animations ───────────────────────────────────────────────────── */
[data-anim] { opacity: 0; transition: opacity 0.7s ease, transform 0.7s ease; }
[data-anim="up"]    { transform: translateY(32px); }
[data-anim="left"]  { transform: translateX(-32px); }
[data-anim="right"] { transform: translateX(32px); }
[data-anim="scale"] { transform: scale(0.95); }
[data-anim].visible { opacity: 1; transform: none; }
[data-d="1"] { transition-delay: 0.1s; }
[data-d="2"] { transition-delay: 0.2s; }
[data-d="3"] { transition-delay: 0.3s; }
[data-d="4"] { transition-delay: 0.4s; }
[data-d="5"] { transition-delay: 0.5s; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .stats-grid .stat-item:nth-child(2) { border-right: none; }
  .stats-grid .stat-item:nth-child(3) { border-top: 1px solid var(--border); }
  .product-grid { grid-template-columns: repeat(2,1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --nav-h: 60px; }
  .section, .section--alt, .section--dk { padding-block: 4.5rem; }
  .nav__menu, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .product-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .hero__stats { gap: 2rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .section-header { margin-bottom: 2.5rem; }
  .nav__right .lang-switcher { display: none; }
  .nav__mobile-cta .lang-dropdown { right: auto; left: 0; }
}

/* ── Nav Chat Buttons ────────────────────────────────────────────────────── */
.nav__chat-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 50%;
  color: #fff; border: none; cursor: pointer; flex-shrink: 0;
  transition: transform var(--tr), filter var(--tr);
  text-decoration: none;
}
.nav__chat-btn--wa { background: #25D366; }
.nav__chat-btn--tg { background: #2CA5E0; }
.nav__chat-btn:hover { transform: translateY(-2px); filter: brightness(1.15); }
.nav__chat-btn svg { display: block; }
/* hide from mobile nav__right since it's hidden; show in mobile menu instead */

/* ── Floating Chat Buttons ───────────────────────────────────────────────── */
.chat-float {
  position: fixed; bottom: 2rem; right: 2rem;
  display: flex; flex-direction: column; gap: 0.65rem; z-index: 900;
}
.chat-float__btn {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.7rem 1.2rem; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.06em; color: #fff; text-decoration: none;
  border-radius: 2rem; box-shadow: 0 4px 18px rgba(0,0,0,0.4);
  transition: transform 0.18s ease, box-shadow 0.18s;
  white-space: nowrap;
}
.chat-float__btn:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.55); color: #fff; }
.chat-float__wa  { background: #25D366; }
.chat-float__tg  { background: #2CA5E0; }
.chat-float__btn svg { flex-shrink: 0; }
@media (max-width: 600px) {
  .chat-float { bottom: 1.25rem; right: 1.25rem; }
  .chat-float .chat-float__btn span { display: none; }
  .chat-float .chat-float__btn { padding: 0.85rem; border-radius: 50%; }
}
/* keep mobile-menu chat buttons always showing text */
.nav__mobile .chat-float__btn { position: static; box-shadow: 0 2px 8px rgba(0,0,0,0.3); border-radius: 2rem; }