/* Industrial / Bauhaus — structured, serious, German engineering */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&family=Space+Mono:wght@400;700&display=swap');

:root {
  --navy: #1a1a2e;
  --navy-mid: #22223a;
  --navy-light: #2d2d48;
  --steel: #6b7280;
  --orange: #e8651a;
  --orange-hover: #d05510;
  --orange-light: #ff8a3d;
  --warm-gray: #f4f5f7;
  --warm-gray-dark: #e5e7eb;
  --text-dark: #1f2937;
  --text-mid: #4b5563;
  --text-light: #6b7280;
  --white: #ffffff;
  --border: #d1d5db;
  --radius: 4px;
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'Space Mono', 'SF Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 72px;
  width: auto;
}

.footer .logo-img {
  height: 56px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 22px 20px;
  transition: all 0.2s;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--navy);
  border-bottom-color: var(--orange);
}

/* ─── DROPDOWN ─── */
.nav-dropdown {
  position: relative;
}

.nav-dropdown > a::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 6px;
  vertical-align: middle;
  transition: transform 0.2s;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-top: 3px solid var(--orange);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
  padding: 8px 0;
  z-index: 200;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.open .dropdown-menu {
  display: block;
}

.nav-dropdown:hover > a::after,
.nav-dropdown.open > a::after {
  transform: rotate(180deg);
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px !important;
  font-size: 0.75rem !important;
  letter-spacing: 1px !important;
  color: var(--text-mid) !important;
  border-bottom: none !important;
  transition: all 0.15s;
}

.dropdown-menu a:hover {
  color: var(--navy) !important;
  background: rgba(232,101,26,0.08);
  border-bottom: none !important;
}

.dropdown-menu .dropdown-icon {
  display: inline-block;
  width: 28px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--orange);
  font-weight: 700;
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 0.7rem !important;
  letter-spacing: 1px !important;
  padding: 8px 14px !important;
  border: 1px solid var(--border) !important;
  margin-left: 12px;
}

.lang-switch:hover {
  background: rgba(232,101,26,0.08) !important;
  border-color: var(--orange) !important;
  color: var(--orange) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
}

/* ─── HERO ─── */
.hero {
  padding: 172px 0 80px;
  background: linear-gradient(135deg, #1a1a2e 0%, #22223a 50%, #2d2d48 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-visual {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.hero-visual svg {
  width: 115%;
  max-width: 580px;
  height: auto;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 40%;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.06) 39px,
      rgba(255,255,255,0.06) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.06) 39px,
      rgba(255,255,255,0.06) 40px
    );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 28px;
  padding-left: 20px;
  border-left: 3px solid var(--orange);
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero p {
  font-size: 1.1rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  max-width: 540px;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 14px 28px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--orange-hover);
}

.btn-outline {
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.25);
}

.btn-outline:hover {
  border-color: var(--white);
  color: var(--white);
}

/* ─── STATS ─── */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 3px solid var(--orange);
}

.stat {
  padding: 32px 24px;
  border-right: 1px solid var(--border);
  background: var(--warm-gray);
}

.stat:last-child { border-right: none; }

.stat-number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-light);
  margin-top: 6px;
}

/* ─── SECTIONS ─── */
section { padding: 80px 0; }

.section-header {
  margin-bottom: 56px;
  max-width: 560px;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  padding-left: 16px;
  border-left: 4px solid var(--orange);
}

.section-header p {
  color: var(--text-mid);
  font-size: 1.05rem;
  padding-left: 20px;
}

.section-alt { background: var(--warm-gray); }

/* ─── SERVICES ─── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-card {
  background: var(--white);
  padding: 36px 28px;
  transition: all 0.2s;
  position: relative;
}

.section-alt .service-card {
  background: var(--warm-gray);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--orange);
  transition: width 0.3s;
}

.service-card:hover::before { width: 100%; }

.service-card:hover {
  background: var(--white);
}

.service-icon {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--orange);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-icon::before {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  background: var(--orange);
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--navy);
}

.service-card p {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.65;
}

.service-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.2s;
}

.service-link:hover {
  color: var(--orange-hover);
}

/* ─── PROCESS ─── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: step;
}

.step {
  padding: 32px 24px;
  border-left: 1px solid var(--border);
  position: relative;
  counter-increment: step;
}

.step:first-child { border-left: 3px solid var(--orange); }

.step-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--warm-gray-dark);
  line-height: 1;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--navy);
}

.step p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.6;
}

/* ─── ABOUT ─── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.about-text {
  padding-right: 56px;
}

.about-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
  padding-left: 16px;
  border-left: 4px solid var(--orange);
}

.about-text p {
  color: var(--text-mid);
  margin-bottom: 16px;
  line-height: 1.7;
  font-size: 1rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 28px;
  border: 1px solid var(--border);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy);
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.about-feature:nth-child(even) { border-right: none; }
.about-feature:nth-last-child(-n+2) { border-bottom: none; }

.about-feature .check {
  width: 6px;
  height: 6px;
  background: var(--orange);
  flex-shrink: 0;
  font-size: 0;
}

.about-visual {
  background: linear-gradient(135deg, #1a1a2e 0%, #22223a 50%, #2d2d48 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 400px;
  overflow: hidden;
}

.about-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.04) 39px,
      rgba(255,255,255,0.04) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.04) 39px,
      rgba(255,255,255,0.04) 40px
    );
}

.about-visual-inner {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.08);
  letter-spacing: 8px;
  text-transform: uppercase;
  position: relative;
}

/* ─── CONTACT ─── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.contact-info {
  padding-right: 48px;
}

.contact-info h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.contact-info > p {
  color: var(--text-mid);
  margin-bottom: 32px;
  font-size: 0.9rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.contact-item:last-child { border-bottom: none; }

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  color: var(--white);
}

.contact-item-text strong {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-light);
  margin-bottom: 2px;
}

.contact-item-text span {
  font-size: 0.9rem;
  color: var(--navy);
  font-weight: 500;
}

.contact-form {
  background: var(--warm-gray);
  padding: 36px;
  border-left: 3px solid var(--orange);
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  color: var(--text-mid);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  font-size: 0.88rem;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--navy);
}

.form-group textarea { resize: vertical; min-height: 110px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  justify-content: center;
  background: var(--navy);
  color: var(--white);
}

.btn-submit:hover {
  background: var(--navy-mid);
}

/* ─── FOOTER ─── */
.footer {
  background: var(--navy-mid);
  color: rgba(255,255,255,0.6);
  padding: 56px 0 28px;
  border-top: 3px solid var(--orange);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand .logo { margin-bottom: 12px; }

.footer-brand p {
  font-size: 0.82rem;
  line-height: 1.6;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  font-size: 0.82rem;
  margin-bottom: 8px;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--orange); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}

/* ─── MOBILE ─── */
@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 96px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    padding: 16px 24px;
    gap: 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-links.open { display: flex; }

  .nav-links a {
    padding: 12px 0;
    border-bottom: none;
  }

  .nav-dropdown > a::after { display: none; }

  .dropdown-menu {
    position: static;
    display: none;
    background: var(--warm-gray);
    border: none;
    border-top: none;
    box-shadow: none;
    padding: 0;
    min-width: 0;
  }

  .nav-dropdown.open .dropdown-menu { display: block; }

  .dropdown-menu a {
    padding: 8px 0 8px 20px !important;
    font-size: 0.75rem !important;
  }

  .lang-switch { margin-left: 0; margin-top: 8px; align-self: flex-start; }

  .hero { padding: 140px 0 64px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { margin-top: 32px; }

  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { border-bottom: 1px solid var(--border); }

  .services-grid { grid-template-columns: 1fr; }

  .process-steps { grid-template-columns: 1fr 1fr; }
  .step { border-bottom: 1px solid var(--border); }

  .about-grid { grid-template-columns: 1fr; }
  .about-text { padding-right: 0; margin-bottom: 32px; }
  .about-visual { min-height: 200px; }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-info { padding-right: 0; margin-bottom: 32px; }

  .form-row { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 6px; }
}