:root {
  --tech-bg: #05080d;
  --tech-bg-2: #08121d;
  --tech-panel: rgba(11, 20, 30, 0.78);
  --tech-panel-2: rgba(16, 28, 40, 0.86);
  --tech-line: rgba(146, 224, 232, 0.18);
  --tech-line-strong: rgba(146, 224, 232, 0.34);
  --tech-cyan: #8be8f2;
  --tech-cyan-2: #3fb8c7;
  --tech-gold: #d6a756;
  --tech-green: #77a85b;
  --tech-text: #f3f7fb;
  --tech-muted: #9eb0bf;
  --tech-shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
}

html {
  background: var(--tech-bg);
}

body {
  position: relative;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(5, 8, 13, 0.92), rgba(8, 18, 29, 0.96) 46%, rgba(5, 8, 13, 1)),
    repeating-linear-gradient(90deg, rgba(139, 232, 242, 0.045) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(180deg, rgba(139, 232, 242, 0.035) 0 1px, transparent 1px 96px);
  color: var(--tech-text);
  font-family: Inter, "Segoe UI", Arial, Helvetica, sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(115deg, rgba(63, 184, 199, 0.16), transparent 28%),
    linear-gradient(245deg, rgba(214, 167, 86, 0.12), transparent 34%),
    linear-gradient(180deg, transparent, rgba(5, 8, 13, 0.62));
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.82), transparent 78%);
}

header {
  background: rgba(5, 8, 13, 0.78) !important;
  border-bottom: 1px solid var(--tech-line) !important;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.24);
}

nav {
  max-width: 1320px !important;
}

.logo {
  color: #ffffff !important;
  letter-spacing: 0.03em !important;
}

.logo svg {
  filter: drop-shadow(0 0 18px rgba(139, 232, 242, 0.2));
}

.nav-links a,
.nav-actions a {
  color: #d7e5ee !important;
  font-weight: 700;
}

.nav-links a:hover,
.nav-actions a:hover {
  color: var(--tech-cyan) !important;
}

.language-select {
  background: rgba(7, 15, 23, 0.92) !important;
  border-color: var(--tech-line-strong) !important;
  color: #ecf9fb !important;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.submenu {
  background: rgba(7, 15, 23, 0.96) !important;
  border-color: var(--tech-line-strong) !important;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 92vh !important;
  background:
    linear-gradient(90deg, rgba(5, 8, 13, 0.92), rgba(8, 18, 29, 0.72) 48%, rgba(5, 8, 13, 0.92)),
    linear-gradient(180deg, rgba(139, 232, 242, 0.08), transparent 54%),
    url("assets/endustriyel-makine.jpg") !important;
  background-position: center !important;
  background-size: cover !important;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 80px 24px 34px;
  border: 1px solid rgba(139, 232, 242, 0.13);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  right: max(24px, calc((100vw - 1240px) / 2));
  bottom: 66px;
  width: min(440px, 36vw);
  height: 180px;
  border: 1px solid rgba(214, 167, 86, 0.2);
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(214, 167, 86, 0.1), transparent),
    repeating-linear-gradient(90deg, rgba(139, 232, 242, 0.16) 0 1px, transparent 1px 18px);
}

.hero-inner,
.hero > div,
section {
  position: relative;
  z-index: 1;
}

.badge,
.kicker,
.detail-kicker,
.slide-index {
  color: var(--tech-cyan) !important;
  border-color: var(--tech-line-strong) !important;
  letter-spacing: 0.08em !important;
  text-transform: uppercase;
}

h1,
.hero h1 {
  max-width: 960px;
  color: #ffffff;
  text-wrap: balance;
  text-shadow: 0 18px 56px rgba(0, 0, 0, 0.48);
}

h1 span {
  color: transparent !important;
  background: linear-gradient(90deg, #ffffff, var(--tech-cyan) 42%, var(--tech-gold));
  -webkit-background-clip: text;
  background-clip: text;
}

.hero p,
.section-sub,
.detail-copy p,
.company-profile p,
.about-card p,
.card-copy p,
.process p {
  color: var(--tech-muted) !important;
}

.btn {
  min-height: 50px !important;
  border-radius: 6px !important;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-main,
.btn:not(.btn-line) {
  background: linear-gradient(90deg, var(--tech-gold), #f1d28b) !important;
  color: #08121d !important;
  box-shadow: 0 18px 46px rgba(214, 167, 86, 0.22);
}

.btn-line {
  background: rgba(255, 255, 255, 0.055) !important;
  border: 1px solid var(--tech-line-strong) !important;
  color: #eef9fb !important;
}

.section-title {
  color: #ffffff;
  text-wrap: balance;
}

.business-slider {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    linear-gradient(90deg, rgba(119, 168, 91, 0.07), transparent 36%, rgba(63, 184, 199, 0.08));
}

.slider-track {
  scrollbar-color: var(--tech-cyan) rgba(255, 255, 255, 0.08) !important;
}

.slide-card,
.service,
.detail-section,
.strength-core,
.strength-item,
.company-profile,
.company-visual,
.about-card,
.contact-box,
.detail-card,
.process div,
.company-note {
  border: 1px solid var(--tech-line) !important;
  border-radius: 8px !important;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025)),
    var(--tech-panel) !important;
  box-shadow: var(--tech-shadow) !important;
}

.slide-card,
.detail-card,
.strength-item {
  position: relative;
}

.slide-card::after,
.detail-card::after,
.strength-item::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(139, 232, 242, 0.18), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 34%);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.slide-card:hover::after,
.detail-card:hover::after,
.strength-item:hover::after {
  opacity: 1;
}

.slide-media,
.service-img,
.detail-media,
.hero-media,
.card-media,
.company-visual {
  background-color: #060c13 !important;
  filter: saturate(0.95) contrast(1.08);
}

.slide-copy {
  border: 1px solid rgba(139, 232, 242, 0.24) !important;
  background: rgba(5, 10, 16, 0.82) !important;
  box-shadow: 0 20px 58px rgba(0, 0, 0, 0.36);
}

.slide-copy h3,
.service h3,
.strength-item h3,
.company-profile h3,
.about-card h3,
.card-copy h3 {
  color: #ffffff !important;
}

.strength-core {
  background:
    linear-gradient(135deg, rgba(139, 232, 242, 0.12), rgba(214, 167, 86, 0.06)),
    var(--tech-panel-2) !important;
}

.core-map span,
.detail-tags span,
.company-cards div,
.card-copy strong,
.strength-item strong {
  border: 1px solid rgba(139, 232, 242, 0.18) !important;
  background: rgba(139, 232, 242, 0.075) !important;
  color: #dffbff !important;
}

.company-mark {
  background: rgba(5, 10, 16, 0.72);
  border: 1px solid rgba(139, 232, 242, 0.18);
  padding: 18px;
  max-width: 420px;
}

.contact-box {
  overflow: hidden;
  background:
    linear-gradient(100deg, rgba(5, 8, 13, 0.94), rgba(8, 18, 29, 0.82)),
    url("assets/akilli-teknoloji.jpg") !important;
  background-position: center !important;
  background-size: cover !important;
}

.whatsapp {
  border: 1px solid rgba(139, 232, 242, 0.28) !important;
  background: linear-gradient(135deg, #163923, #46b872) !important;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.38) !important;
}

footer {
  background: rgba(5, 8, 13, 0.9);
  border-top: 1px solid var(--tech-line) !important;
}

@media (max-width: 900px) {
  nav {
    align-items: flex-start !important;
    gap: 14px !important;
  }

  .nav-links,
  .nav-actions {
    display: flex !important;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px 14px !important;
  }

  .nav-links a,
  .nav-actions a {
    font-size: 13px !important;
  }

  .submenu {
    display: none !important;
  }

  .language-select {
    min-width: 74px;
  }

  .hero {
    min-height: auto !important;
    padding-top: 118px !important;
  }

  .hero::before,
  .hero::after {
    display: none;
  }

  .slider-track {
    grid-auto-columns: minmax(292px, 88vw) !important;
  }

  .slide-card {
    min-height: 540px !important;
  }

  .slide-media {
    background-size: cover !important;
  }

  .company-mark {
    left: 22px !important;
    right: 22px !important;
    bottom: 22px !important;
  }
}

@media (max-width: 560px) {
  nav {
    padding: 14px 18px !important;
  }

  .logo {
    font-size: 18px !important;
  }

  .logo svg {
    width: 34px !important;
    height: 34px !important;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }

  h1,
  .hero h1 {
    font-size: 40px !important;
  }

  .section-title {
    font-size: 34px !important;
  }

  .btn {
    width: 100%;
    margin-right: 0 !important;
  }
}