/* ============================================================
   LOTUS BRIDGE TRADING FZE — Industrial Steel & Orange Theme
   ============================================================ */

/* ─── CSS VARIABLES ─────────────────────────────────────────── */
:root {
  --bg-primary:    #0a0e14;
  --bg-secondary:  #111820;
  --bg-card:       #1a2332;
  --bg-card-hover: #222d40;
  --accent:        #e85a1b;
  --accent-dim:    #8c3510;
  --accent-light:  #ff7043;
  --steel:         #3d5a7a;
  --steel-light:   #5a8ab5;
  --text-primary:  #e8ecf0;
  --text-secondary:#8a9bad;
  --text-muted:    #4a5a70;
  --border:        #1e2d42;
  --border-accent: #2a3d56;
  --grid-color:    rgba(61,90,122,0.12);
  --shadow-card:   0 4px 24px rgba(0,0,0,0.5);
  --shadow-hover:  0 12px 40px rgba(0,0,0,0.6), 0 0 0 1px var(--accent-dim);
  --transition:    0.25s ease;
  --font-sans:   'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --radius:        4px;
  --radius-lg:     8px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: 100%; object-fit: cover; }

a { text-decoration: none; color: inherit; }

button { font-family: inherit; cursor: pointer; }

/* ─── SCROLLBAR ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-dim); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ─── CONTAINER ─────────────────────────────────────────────── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ─── BUTTONS ───────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 13px 32px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232,90,27,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-accent);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ─── SITE HEADER ───────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 14, 20, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  border-bottom-color: rgba(232,90,27,0.2);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 68px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  flex-shrink: 0;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--text-primary);
}
.logo-sub {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--accent);
  text-transform: uppercase;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}
.nav a {
  padding: 6px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: var(--transition);
  border-radius: var(--radius);
  position: relative;
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 14px; right: 14px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: var(--transition);
}
.nav a:hover { color: var(--text-primary); }
.nav a:hover::after { transform: scaleX(1); }

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.header-email {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition);
  letter-spacing: 0.04em;
}
.header-email:hover { color: var(--accent); }
.header-email svg { color: var(--accent); flex-shrink: 0; }

/* Language toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 5px 10px;
  cursor: pointer;
  transition: var(--transition);
}
.lang-toggle:hover { border-color: var(--accent); }

.lang-opt {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: none;
  border: none;
  padding: 0;
  transition: var(--transition);
  cursor: pointer;
}
.lang-opt.active { color: var(--accent); }
.lang-opt:hover:not(.active) { color: var(--text-secondary); }
.lang-divider { color: var(--border-accent); font-size: 0.65rem; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── HERO ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-primary);
  padding-top: 68px;
}

/* Blueprint dot grid */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, var(--grid-color) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

/* Corner decorations */
.hero-corner {
  position: absolute;
  width: 80px;
  height: 80px;
  pointer-events: none;
  z-index: 1;
}
.hero-corner::before,
.hero-corner::after {
  content: '';
  position: absolute;
  background: var(--accent);
  opacity: 0.5;
}
.hero-corner-tl { top: 80px; left: 0; }
.hero-corner-tl::before { top: 0; left: 0; width: 40px; height: 2px; }
.hero-corner-tl::after  { top: 0; left: 0; width: 2px; height: 40px; }

.hero-corner-tr { top: 80px; right: 0; }
.hero-corner-tr::before { top: 0; right: 0; width: 40px; height: 2px; }
.hero-corner-tr::after  { top: 0; right: 0; width: 2px; height: 40px; }

.hero-corner-bl { bottom: 0; left: 0; }
.hero-corner-bl::before { bottom: 0; left: 0; width: 40px; height: 2px; }
.hero-corner-bl::after  { bottom: 0; left: 0; width: 2px; height: 40px; }

.hero-corner-br { bottom: 0; right: 0; }
.hero-corner-br::before { bottom: 0; right: 0; width: 40px; height: 2px; }
.hero-corner-br::after  { bottom: 0; right: 0; width: 2px; height: 40px; }

/* Radial glow accents */
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 60%; height: 80%;
  background: radial-gradient(ellipse at top left, rgba(61,90,122,0.1) 0%, transparent 65%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 50%; height: 60%;
  background: radial-gradient(ellipse at bottom right, rgba(232,90,27,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  padding-top: 60px;
  padding-bottom: 120px;
  width: 100%;
}

.hero-content { max-width: 680px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,90,27,0.1);
  border: 1px solid rgba(232,90,27,0.3);
  color: var(--accent-light);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 2px;
  margin-bottom: 28px;
}
.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 28px;
}
.hero-title-line {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--text-primary);
}
.hero-title-accent {
  color: var(--accent);
  -webkit-text-stroke: 0;
}

.hero-desc {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 40px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 28px;
}
.stat:first-child { padding-left: 0; }
.stat-num {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}
.stat-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero visual (geometric decoration) */
.hero-visual {
  position: relative;
  width: 360px;
  height: 360px;
  flex-shrink: 0;
}

.hero-hex-grid {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hex {
  position: absolute;
  border: 1px solid rgba(232,90,27,0.15);
  border-radius: 4px;
  transform: rotate(45deg);
}
.hex-1 { width: 200px; height: 200px; border-color: rgba(232,90,27,0.2); }
.hex-2 { width: 160px; height: 160px; border-color: rgba(232,90,27,0.15); }
.hex-3 { width: 120px; height: 120px; border-color: rgba(232,90,27,0.1);  background: rgba(232,90,27,0.03); }
.hex-4 { width: 80px;  height: 80px;  border-color: rgba(61,90,122,0.2); }
.hex-5 { width: 40px;  height: 40px;  border-color: rgba(61,90,122,0.15); background: rgba(61,90,122,0.05); }

.hero-accent-lines {
  position: absolute;
  inset: 0;
}
.accent-line {
  position: absolute;
  background: linear-gradient(to right, var(--accent), transparent);
  opacity: 0.2;
}
.line-1 { top: 20%; left: 0; right: 0; height: 1px; }
.line-2 { top: 50%; left: 0; right: 20%; height: 1px; opacity: 0.15; }
.line-3 { top: 80%; left: 0; right: 40%; height: 1px; opacity: 0.1; }

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  z-index: 2;
}
.scroll-mouse {
  width: 20px;
  height: 32px;
  border: 1.5px solid var(--text-muted);
  border-radius: 10px;
  display: flex;
  justify-content: center;
  padding-top: 5px;
}
.scroll-wheel {
  width: 3px;
  height: 6px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollAnim 1.8s ease-in-out infinite;
}
@keyframes scrollAnim {
  0% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(10px); }
}

/* ─── SECTIONS ─────────────────────────────────────────────── */
.section { padding: 100px 0; }
.section-dark { background: var(--bg-secondary); }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.section-line {
  width: 48px;
  height: 3px;
  background: var(--accent);
  margin: 0 auto 20px;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ─── ABOUT ─────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-bottom: 48px;
}

.about-main .about-lead {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.7;
  margin-bottom: 20px;
}
.about-main p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 14px;
  font-size: 0.95rem;
}

.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.pillar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: var(--transition);
}
.pillar:hover {
  border-color: var(--accent-dim);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}
.pillar-icon {
  color: var(--accent);
  margin-bottom: 10px;
}
.pillar h4 {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.pillar p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.partners-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  flex-wrap: wrap;
}
.partners-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}
.partner-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.partner-tags span {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: var(--radius);
  transition: var(--transition);
}
.partner-tags span:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── PRODUCTS GRID ─────────────────────────────────────────── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.products-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

/* ─── PRODUCT CARD ──────────────────────────────────────────── */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.product-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-secondary);
}
.product-img-wrap img {
  transition: transform 0.4s ease;
}
.product-card:hover .product-img-wrap img {
  transform: scale(1.05);
}

.product-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,14,20,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  z-index: 2;
}
.product-img-overlay span {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-light);
  border: 1px solid var(--accent);
  padding: 7px 18px;
  border-radius: var(--radius);
}
.product-card:hover .product-img-overlay { opacity: 1; }

.product-body {
  padding: 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.product-name {
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}
.product-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}
.product-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.product-tags span {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(232,90,27,0.1);
  border: 1px solid rgba(232,90,27,0.25);
  padding: 3px 9px;
  border-radius: 2px;
}

/* Wide card */
.product-card-wide .product-img-wrap { aspect-ratio: 16/7; }

/* ─── CONTACT SECTION ────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}

.contact-intro {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 560px;
}

.contact-email-block {
  margin-bottom: 32px;
}
.contact-email-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.contact-email-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.contact-email-value {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -0.01em;
  transition: var(--transition);
}
.contact-email-value:hover { color: var(--accent-light); }

.btn-copy-email {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
}
.btn-copy-email:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-copy-email.copied {
  border-color: #22c55e;
  color: #22c55e;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-detail-item {
  display: flex;
  gap: 16px;
  align-items: baseline;
}
.contact-detail-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  min-width: 80px;
}
.contact-detail-value {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.contact-card h4 {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.contact-supply-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.contact-supply-list li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding-left: 16px;
  position: relative;
}
.contact-supply-list li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ─── FOOTER ─────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 36px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.footer-info a { color: var(--accent); transition: var(--transition); }
.footer-info a:hover { color: var(--accent-light); }
.footer-divider { color: var(--border-accent); }
.footer-copy {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ─── MODAL ─────────────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.modal.open { pointer-events: all; opacity: 1; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4,7,12,0.9);
  backdrop-filter: blur(6px);
}

.modal-container {
  position: relative;
  z-index: 1;
  background: var(--bg-secondary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  max-width: 960px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}
.modal.open .modal-container { transform: translateY(0); }

.modal-close {
  position: absolute;
  top: 14px; right: 18px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  transition: var(--transition);
}
.modal-close:hover { color: var(--accent); }

.modal-header {
  padding: 28px 36px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-title {
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.modal-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 640px;
}

.modal-gallery {
  padding: 24px 36px 36px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.modal-img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.modal-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.modal-img-wrap:hover img { transform: scale(1.04); }

/* ─── FADE-UP ANIMATION ─────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .container { padding: 0 28px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-inner { flex-direction: column; }
  .hero-visual { display: none; }
  .hero-content { max-width: 100%; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section { padding: 72px 0; }

  .nav {
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(10,14,20,0.97);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px;
    gap: 0;
    transform: translateY(-110%);
    transition: transform 0.3s ease;
  }
  .nav.open { transform: translateY(0); }
  .nav a { padding: 11px 8px; font-size: 0.88rem; }
  .nav a::after { display: none; }
  .nav-toggle { display: flex; }
  .header-email span { display: none; }

  .hero-title-line { font-size: 2.6rem; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .stat-divider { display: none; }
  .stat { padding: 0; }
  .hero-scroll-indicator { display: none; }
  .hero-cta { flex-direction: column; }

  .products-grid { grid-template-columns: 1fr; }
  .products-grid-2 { grid-template-columns: 1fr; }
  .about-pillars { grid-template-columns: 1fr; }
  .partners-bar { flex-direction: column; align-items: flex-start; gap: 12px; }

  .modal-gallery { grid-template-columns: 1fr; padding: 20px; }
  .modal-header { padding: 24px 20px 16px; }
  .modal-close { top: 12px; right: 14px; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (max-width: 480px) {
  .btn { width: 100%; text-align: center; }
  .hero-cta .btn { width: auto; }
  .contact-email-value { font-size: 1.1rem; }
  .stat-num { font-size: 1.3rem; }
}