/* ==========================================================================
   Eisen Technology — Global Design System
   Brand Guidelines: Deep Space Black + Industrial Light + Eisen Red
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --------------------------------------------------------------------------
   1. CSS Variables (Brand Tokens)
   -------------------------------------------------------------------------- */
:root {
  --color-eisen-red:        #CC1A22;
  --color-eisen-red-dark:   #a01419;
  --color-eisen-red-glow:   rgba(204, 26, 34, 0.25);
  --color-bg-dark:          #121212;
  --color-bg-dark-2:        #1a1a1a;
  --color-bg-light:         #F0EFEA;
  --color-bg-card:          #1e1e1e;
  --color-text-primary-dark:    #FFFFFF;
  --color-text-secondary-dark:  #8A8A8C;
  --color-text-primary-light:   #1A1A1A;
  --color-text-secondary-light: #666666;
  --color-grid-line:      rgba(255, 255, 255, 0.07);
  --color-border-dark:    rgba(255, 255, 255, 0.1);
  --color-border-light:   rgba(0, 0, 0, 0.1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --spacing-section:  120px;
  --nav-height: 72px;
  --transition-fast:   0.15s ease;
  --transition-medium: 0.3s ease;
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-full: 9999px;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  background-color: #0a0a0e;
  color: var(--color-text-primary-dark);
  overflow-x: hidden;
}

/* ── Beam background ── */
#bg-beams {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: #0a0a0e;
}

img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ── Skip to content (keyboard accessibility only) ── */
.skip-link {
  position: absolute; top: -999px; left: -999px;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap;
}
.skip-link:focus {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  width: auto; height: auto; clip: auto; overflow: visible;
  background: var(--color-eisen-red); color: #fff;
  padding: 10px 20px; border-radius: var(--radius-full);
  font-size: 13px; font-weight: 700; z-index: 9999;
}

/* ── Global focus rings (keyboard nav) ── */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--color-eisen-red);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── Touch optimisation ── */
button, a, [role="button"] { touch-action: manipulation; }

/* ── Reduced motion: disable all animations ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  #bg-beams { display: none; }
  .fade-up { opacity: 1 !important; transform: none !important; }
  .logo-col { opacity: 1; }
}

/* --------------------------------------------------------------------------
   3. Navigation — Tubelight Pill
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  padding-top: 20px;
  pointer-events: none;
}

.nav-pill {
  position: relative;
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 4px;
  border-radius: 9999px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 2px 8px rgba(0,0,0,0.3);
  pointer-events: all;
}

/* Sliding background pill */
.nav-lamp {
  position: absolute;
  top: 4px;
  left: 4px;
  height: calc(100% - 8px);
  width: 80px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  transition: left 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
              width 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
  z-index: 0;
}

/* Tubelight bar at top of active item */
.nav-lamp-bar {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 3px;
  background: var(--color-eisen-red);
  border-radius: 0 0 6px 6px;
}

/* Outer glow */
.nav-lamp-bar::before {
  content: '';
  position: absolute;
  width: 64px;
  height: 20px;
  background: var(--color-eisen-red-glow);
  border-radius: 50%;
  filter: blur(10px);
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
}

/* Inner glow */
.nav-lamp-bar::after {
  content: '';
  position: absolute;
  width: 32px;
  height: 12px;
  background: rgba(204, 26, 34, 0.35);
  border-radius: 50%;
  filter: blur(5px);
  top: -3px;
  left: 50%;
  transform: translateX(-50%);
}

/* Nav items */
.nav-item {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: color 0.2s ease;
  white-space: nowrap;
  cursor: pointer;
}
.nav-item:hover  { color: rgba(255, 255, 255, 0.9); }
.nav-item.active { color: #ffffff; }

/* Icons — hidden on desktop, shown on mobile */
.nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  display: none;
}

/* Contact Us in Eisen Red */
.nav-item-cta               { color: var(--color-eisen-red) !important; font-weight: 700; }
.nav-item-cta:hover         { color: var(--color-eisen-red-dark) !important; }
.nav-item-cta.active        { color: var(--color-eisen-red) !important; }

/* Nav over light background */
.nav.nav-light .nav-pill    { background: rgba(0,0,0,0.06); border-color: rgba(0,0,0,0.14); }
.nav.nav-light .nav-lamp    { background: rgba(0,0,0,0.08); }
.nav.nav-light .nav-item    { color: rgba(0,0,0,0.45); }
.nav.nav-light .nav-item:hover  { color: rgba(0,0,0,0.85); }
.nav.nav-light .nav-item.active { color: rgba(0,0,0,0.9); }
.nav.nav-light .nav-item-cta    { color: var(--color-eisen-red) !important; }

/* Mobile: pill moves to bottom, icon-only */
@media (max-width: 767px) {
  .nav { top: auto; bottom: 0; padding-top: 0; padding-bottom: 20px; }
  .nav-label { display: none; }
  .nav-icon  { display: block; }
  .nav-item  { padding: 10px 14px; }
}

/* --------------------------------------------------------------------------
   4. Horizon Grid Motif
   -------------------------------------------------------------------------- */
.horizon-grid {
  display: none;
}

/* --------------------------------------------------------------------------
   5. Hero — Full-viewport Spline background layout
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  background: transparent;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;   /* content sits at the bottom */
  overflow: hidden;
  padding: 0;
}

/* Spline scene fills entire hero */
.hero-spline-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-spline-bg iframe,
.hero-spline-bg spline-viewer {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 100vh;
  min-width: 100%;
  min-height: 100%;
  transform: translate(-50%, -50%) scale(1.05);
  border: none;
  display: block;
}

/* Dark gradient from bottom up for text legibility */
.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.88) 0%,
    rgba(0, 0, 0, 0.45) 35%,
    rgba(0, 0, 0, 0.12) 65%,
    rgba(0, 0, 0, 0.06) 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* Top gradient so nav text stays readable */
.hero-gradient-top {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 140px;
  background: linear-gradient(to bottom, rgba(0,0,0,0.5) 0%, transparent 100%);
  z-index: 1;
  pointer-events: none;
}

/* Bottom content overlay */
.hero-bottom {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 0 60px 52px;
  width: 100%;
  gap: 48px;
}

/* Left: large headline */
.hero-left { flex: 1; }

.hero-title {
  font-size: clamp(3.6rem, 9vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.95;
  color: #fff;
  margin: 0 0 16px;
}

.hero-title .accent { color: var(--color-eisen-red); }

.hero-tags {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
}

/* Right: description + buttons */
.hero-right {
  flex-shrink: 0;
  max-width: 300px;
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 18px;
}

.hero-desc {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.65;
  margin: 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Canvas interaction hint */
.hero-canvas-hint {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.1em;
  z-index: 3;
  white-space: nowrap;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   6. Spline 3D Placeholder
   -------------------------------------------------------------------------- */
.spline-container {
  position: relative;
  width: 100%; max-width: 920px;
  margin: 64px auto 0; z-index: 2;
}

.spline-wrapper {
  position: relative;
  width: 100%; aspect-ratio: 16/9;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--color-border-dark);
  background: #141414;
}

/* ═══ DROP YOUR SPLINE EMBED HERE ═══
   When your Spline scene is ready:
   1. In Spline: Share → Embed → copy the iframe src URL
   2. Replace the src below with your Spline embed URL
   3. Remove the .spline-placeholder div
   ══════════════════════════════════ */
.spline-iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: none;
  display: none; /* ← change to "block" when you add a real src */
}

.spline-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, #1c1010 0%, #0e0e0e 100%);
}

.spline-placeholder-icon {
  width: 80px; height: 80px; border-radius: 50%;
  border: 2px dashed rgba(204,26,34,0.5);
  display: flex; align-items: center; justify-content: center;
  animation: spline-pulse 2.5s ease-in-out infinite;
}
.spline-placeholder-icon svg { width: 34px; height: 34px; opacity: 0.7; }

@keyframes spline-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--color-eisen-red-glow); }
  50%       { box-shadow: 0 0 0 18px transparent; }
}

.spline-placeholder-text { text-align: center; }
.spline-placeholder-text strong {
  display: block; font-size: 15px; font-weight: 600;
  color: rgba(255,255,255,0.45); margin-bottom: 5px;
}
.spline-placeholder-text span { font-size: 12px; color: rgba(255,255,255,0.2); letter-spacing: 0.05em; }

.spline-corner {
  position: absolute; width: 18px; height: 18px;
  border-color: var(--color-eisen-red); border-style: solid; opacity: 0.5;
}
.spline-corner-tl { top: 14px; left: 14px; border-width: 2px 0 0 2px; }
.spline-corner-tr { top: 14px; right: 14px; border-width: 2px 2px 0 0; }
.spline-corner-bl { bottom: 14px; left: 14px; border-width: 0 0 2px 2px; }
.spline-corner-br { bottom: 14px; right: 14px; border-width: 0 2px 2px 0; }

/* --------------------------------------------------------------------------
   7. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 30px; border-radius: var(--radius-full);
  font-family: var(--font-primary);
  font-size: 13px; font-weight: 600; letter-spacing: 0.05em;
  cursor: pointer; border: none;
  transition: all var(--transition-medium);
  white-space: nowrap;
}

.btn-primary { background: var(--color-eisen-red); color: #fff; }
.btn-primary:hover {
  background: var(--color-eisen-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px var(--color-eisen-red-glow);
}
.btn-primary:active { transform: translateY(0) scale(0.97); box-shadow: none; }
.btn-primary:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-secondary {
  background: transparent; color: #fff;
  border: 1px solid var(--color-border-dark);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-2px);
}
.btn-secondary:active { transform: translateY(0) scale(0.97); }
.btn-secondary:focus-visible { outline: 2px solid var(--color-eisen-red); outline-offset: 3px; }

.btn-primary-light { background: var(--color-eisen-red); color: #fff; }
.btn-primary-light:hover {
  background: var(--color-eisen-red-dark); transform: translateY(-2px);
  box-shadow: 0 10px 28px var(--color-eisen-red-glow);
}

/* --------------------------------------------------------------------------
   8. Sections
   -------------------------------------------------------------------------- */
.section { padding: var(--spacing-section) 32px; position: relative; z-index: 1; }
.section-dark  { background: transparent; color: var(--color-text-primary-dark); }
.section-light {
  background: transparent; color: #fff;
  --color-text-primary-light:   #FFFFFF;
  --color-text-secondary-light: rgba(255,255,255,0.55);
  --color-border-light:         rgba(255,255,255,0.1);
}

.container { max-width: 1200px; margin: 0 auto; }

.section-eyebrow {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--color-eisen-red); margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700; letter-spacing: -0.025em; line-height: 1.15;
  margin-bottom: 18px;
}
.section-dark  .section-title,
.section-light .section-title { color: #fff; }

.section-subtitle {
  font-size: 1rem; line-height: 1.7;
  max-width: 520px; margin-bottom: 56px;
}
.section-dark  .section-subtitle { color: var(--color-text-secondary-dark); }
.section-light .section-subtitle { color: rgba(255,255,255,0.55); }

.two-col {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}

/* --------------------------------------------------------------------------
   9. Cards (dark)
   -------------------------------------------------------------------------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: border-color var(--transition-medium), transform var(--transition-medium);
  position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: var(--color-eisen-red);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition-medium);
}
.card:hover { border-color: rgba(204,26,34,0.3); transform: translateY(-4px); }
.card:hover::before { transform: scaleX(1); }

.card-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(204,26,34,0.12);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.card-icon svg { width: 22px; height: 22px; color: var(--color-eisen-red); }
.card-title { font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: 10px; letter-spacing: -0.01em; }
.card-desc  { font-size: 0.87rem; color: var(--color-text-secondary-dark); line-height: 1.65; }

/* Cards (light) — now glass-dark */
.card-light {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md); padding: 28px;
  transition: box-shadow var(--transition-medium), transform var(--transition-medium), border-color var(--transition-medium);
  position: relative; overflow: hidden;
}
.card-light::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--color-eisen-red);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition-medium);
}
.card-light:hover { box-shadow: 0 16px 48px rgba(0,0,0,0.5); border-color: rgba(204,26,34,0.3); transform: translateY(-4px); }
.card-light:hover::before { transform: scaleX(1); }
.card-light .card-icon { background: rgba(204,26,34,0.12); }
.card-light .card-title { color: #fff; }
.card-light .card-desc  { color: rgba(255,255,255,0.55); }

/* --------------------------------------------------------------------------
   10. Stats Bar
   -------------------------------------------------------------------------- */
.stats-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--color-border-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md); overflow: hidden;
  margin: 52px 0;
}
.stat-item { background: var(--color-bg-card); padding: 28px 20px; text-align: center; }
.stat-number {
  font-size: 2.4rem; font-weight: 700;
  color: var(--color-eisen-red); letter-spacing: -0.03em;
  line-height: 1; margin-bottom: 8px;
}
.stat-label { font-size: 0.75rem; font-weight: 600; color: var(--color-text-secondary-dark); letter-spacing: 0.1em; text-transform: uppercase; }

/* --------------------------------------------------------------------------
   11. CTA Banner
   -------------------------------------------------------------------------- */
.cta-banner {
  background: transparent;
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 80px 32px; text-align: center;
  position: relative; z-index: 1;
}
.cta-banner-inner { max-width: 600px; margin: 0 auto; }
.cta-banner-tag {
  display: inline-block; margin-bottom: 20px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--color-eisen-red); border: 1px solid rgba(204,26,34,0.3);
  padding: 5px 14px; border-radius: var(--radius-full);
}
.cta-banner-title {
  font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700; letter-spacing:-0.02em;
  color: #fff; margin-bottom: 14px;
}
.cta-banner-sub { font-size: 0.95rem; color: var(--color-text-secondary-dark); margin-bottom: 34px; }

/* --------------------------------------------------------------------------
   12. Page Hero (inner pages)
   -------------------------------------------------------------------------- */
.page-hero {
  background: transparent;
  padding: calc(var(--nav-height) + 80px) 32px 72px;
  text-align: center; position: relative; overflow: hidden; z-index: 1;
}
.page-hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--color-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid-line) 1px, transparent 1px);
  background-size: 64px 64px; opacity: 0.4; pointer-events: none;
}

/* Spline background for inner page heroes */
.page-hero-spline {
  position: absolute; inset: 0; z-index: 0;
}
.page-hero-spline iframe {
  width: 100%; height: 100%; border: none; display: block;
  transform: scale(1.08);
  transform-origin: center center;
}
.page-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: rgba(10, 10, 10, 0.55);
  pointer-events: none;
}
/* Cover Spline watermark (bottom-right of iframe) */
.page-hero-spline::after,
.hero-spline-bg::after {
  content: '';
  position: absolute; bottom: 0; right: 0;
  width: 260px; height: 70px;
  background: radial-gradient(ellipse at bottom right, rgba(10,10,14,1) 0%, rgba(10,10,14,0.95) 40%, transparent 75%);
  z-index: 10; pointer-events: none;
}
.page-hero-label {
  display: inline-block; position: relative; z-index: 1;
  font-size: 10px; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--color-eisen-red); margin-bottom: 14px;
  border: 1px solid rgba(204,26,34,0.35); padding: 6px 14px; border-radius: var(--radius-full);
}
.page-hero-title {
  font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 700;
  letter-spacing: -0.03em; color: #fff; position: relative; z-index: 1;
}
.page-hero-sub {
  font-size: 1.05rem; color: var(--color-text-secondary-dark);
  margin-top: 14px; max-width: 540px; margin-left: auto; margin-right: auto;
  position: relative; z-index: 1; line-height: 1.65;
}

/* --------------------------------------------------------------------------
   13. Machinery Table
   -------------------------------------------------------------------------- */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid rgba(255,255,255,0.1); }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th {
  background: rgba(255,255,255,0.06); color: #fff;
  font-weight: 600; text-align: left; padding: 14px 20px;
  font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase;
}
td { padding: 14px 20px; color: rgba(255,255,255,0.8); border-bottom: 1px solid rgba(255,255,255,0.06); }
tr:last-child td { border-bottom: none; }
tr:nth-child(even) td { background: rgba(255,255,255,0.03); }

/* --------------------------------------------------------------------------
   14. Values Grid
   -------------------------------------------------------------------------- */
.values-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md); overflow: hidden;
  margin-top: 40px;
}
.value-item { background: rgba(255,255,255,0.03); padding: 36px 28px; }
.value-num { display: none; }
.value-title { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.value-desc  { font-size: 0.875rem; color: rgba(255,255,255,0.55); line-height: 1.65; }

/* --------------------------------------------------------------------------
   15. Contact
   -------------------------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: start; }

.contact-info-item { display: flex; gap: 16px; margin-bottom: 28px; align-items: flex-start; }
.contact-info-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: rgba(204,26,34,0.08);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info-icon svg { width: 20px; height: 20px; color: var(--color-eisen-red); }
.contact-info-label {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: rgba(255,255,255,0.45); margin-bottom: 4px;
}
.contact-info-value { font-size: 0.95rem; color: #fff; line-height: 1.55; }

.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm); padding: 12px 16px;
  font-family: var(--font-primary); font-size: 0.95rem;
  color: #fff; cursor: text;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none; min-height: 48px; /* touch target */
}
.form-group select { cursor: pointer; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.35); }
.form-group select option { background: #1a1a1e; color: #fff; }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-eisen-red);
  box-shadow: 0 0 0 3px rgba(204,26,34,0.15);
}
.form-group input.field-error,
.form-group textarea.field-error,
.form-group select.field-error {
  border-color: #e53e3e;
  box-shadow: 0 0 0 3px rgba(229,62,62,0.15);
}
.form-group .field-error-msg {
  font-size: 0.75rem; color: #fc8181; margin-top: 4px; display: none;
}
.form-group .field-error-msg.visible { display: block; }
.form-group textarea { resize: vertical; min-height: 130px; cursor: text; }
/* Required asterisk */
.form-group label .req { color: var(--color-eisen-red); margin-left: 2px; }

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: transparent;
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 80px 32px 32px;
  position: relative; z-index: 1;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }

/* Grid pattern overlay */
.footer-inner::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 60%, transparent 100%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 60%, transparent 100%);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 52px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 32px;
  position: relative; z-index: 1;
}

/* Brand column */
.footer-brand-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer-brand-logo img { height: 32px; width: auto; }
.footer-brand-name { font-size: 16px; font-weight: 700; color: #fff; letter-spacing: -0.01em; }
.footer-desc {
  font-size: 0.875rem; color: rgba(255,255,255,0.45);
  line-height: 1.75; max-width: 260px; margin-bottom: 28px;
}

/* Social icons */
.footer-socials { display: flex; gap: 10px; }
.footer-social-btn {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: background 0.25s, border-color 0.25s, color 0.25s, transform 0.25s;
  cursor: pointer; text-decoration: none;
}
.footer-social-btn:hover {
  background: var(--color-eisen-red);
  border-color: var(--color-eisen-red);
  color: #fff;
  transform: translateY(-2px);
}
.footer-social-btn svg { width: 16px; height: 16px; }

/* Columns */
.footer-col-title {
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: #fff;
  margin-bottom: 22px;
}
.footer-links { display: flex; flex-direction: column; gap: 13px; list-style: none; }
.footer-links li { display: flex; align-items: center; }
.footer-links a {
  font-size: 0.875rem; color: rgba(255,255,255,0.45);
  transition: color 0.2s; display: flex; align-items: center; gap: 8px;
}
.footer-links a:hover { color: #fff; }
.footer-links .link-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-eisen-red);
  flex-shrink: 0; opacity: 0;
  transition: opacity 0.2s;
}
.footer-links a:hover .link-dot { opacity: 1; }

/* Contact items */
.footer-contact-item {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 0.875rem; color: rgba(255,255,255,0.45);
  margin-bottom: 16px; line-height: 1.5;
}
.footer-contact-item a { color: rgba(255,255,255,0.45); transition: color 0.2s; }
.footer-contact-item a:hover { color: #fff; }
.footer-contact-icon {
  width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px;
  color: rgba(255,255,255,0.3);
}

/* Bottom bar */
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px; position: relative; z-index: 1;
}
.footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.5); }
.footer-copy span { color: var(--color-eisen-red); }

/* --------------------------------------------------------------------------
   17. Scroll Animations
   -------------------------------------------------------------------------- */
.fade-up {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.40s; }
.delay-6 { transition-delay: 0.48s; }

/* --------------------------------------------------------------------------
   18. Utilities
   -------------------------------------------------------------------------- */
.text-red { color: var(--color-eisen-red); }
.divider { width: 36px; height: 3px; background: var(--color-eisen-red); border-radius: 2px; margin-bottom: 28px; }

/* --------------------------------------------------------------------------
   19. Logo Carousel — Trusted By
   -------------------------------------------------------------------------- */
.logo-carousel {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 48px;
  overflow: hidden;
}
.logo-col {
  width: 148px; height: 72px;
  position: relative; overflow: hidden; flex-shrink: 0;
}
.logo-item {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.logo-item.logo-exit {
  animation: logoOut 0.3s ease forwards;
}
.logo-item.logo-enter {
  animation: logoIn 0.5s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes logoOut {
  to { opacity: 0; filter: blur(6px); transform: translateY(-20%); }
}
@keyframes logoIn {
  from { opacity: 0; filter: blur(8px); transform: translateY(12%); }
  to   { opacity: 1; filter: blur(0);   transform: translateY(0); }
}
.company-logo-svg { width: 100%; height: 100%; }

@media (max-width: 768px) {
  .logo-col { width: 100px; height: 56px; }
  .logo-carousel { gap: 6px; }
}

/* --------------------------------------------------------------------------
   20. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-bar   { grid-template-columns: repeat(2, 1fr); }
  .footer-top  { grid-template-columns: 1fr 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .two-col     { grid-template-columns: 1fr; gap: 48px; }
  .values-grid { grid-template-columns: 1fr; }
  .hero-bottom { padding: 0 40px 44px; gap: 32px; }
}

@media (max-width: 768px) {
  :root { --spacing-section: 72px; }
  .card-grid-3,
  .card-grid-2,
  .card-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  /* Hero stacks vertically on mobile */
  .hero-bottom {
    flex-direction: column;
    align-items: flex-start;
    padding: 0 24px 36px;
    gap: 20px;
  }
  .hero-right {
    max-width: 100%;
    text-align: left;
    align-items: flex-start;
  }
  .hero-actions { flex-direction: row; }
  .btn { justify-content: center; }
}

@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr 1fr; }

  .section   { padding: 56px 20px; }
  .cta-banner { padding: 60px 20px; }
  .page-hero { padding: calc(var(--nav-height) + 52px) 20px 52px; }
  .hero-bottom { padding: 0 20px 28px; }
  .hero-actions { flex-direction: column; width: 100%; }
}