:root {
  --ink: #172026;
  --muted: #64717c;
  --line: #dce3e8;
  --paper: #ffffff;
  --soft: #f5f7f9;
  --dark: #111820;
  --dark-2: #1c2833;
  --red: #d71920;
  --red-2: #a80f16;
  --teal: #0f8b8d;
  --gold: #f4b942;
  --shadow: 0 18px 50px rgba(17, 24, 32, 0.13);
  --radius: 8px;
  font-family: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 1000;
  background: var(--dark);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 14px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 227, 232, 0.9);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #fff;
  background: radial-gradient(circle at 32% 30%, #384652 0 18%, var(--dark) 19% 46%, var(--red) 47% 62%, var(--dark) 63%);
  box-shadow: 0 8px 24px rgba(215, 25, 32, 0.25);
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: currentColor;
  content: "";
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle span::before {
  transform: translateY(-7px);
}

.nav-toggle span::after {
  transform: translateY(5px);
}

.nav-toggle[aria-expanded="true"] span {
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::before {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span::after {
  transform: translateY(-2px) rotate(90deg);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 15px;
  font-weight: 700;
}

.main-nav a {
  color: var(--dark-2);
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a:focus {
  color: var(--red);
}

.button,
button.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 12px 18px;
  border: 0;
  border-radius: var(--radius);
  background: var(--red);
  color: #fff;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(215, 25, 32, 0.22);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.button:hover,
.button:focus {
  background: var(--red-2);
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(215, 25, 32, 0.26);
}

.button.secondary {
  background: #fff;
  color: var(--dark);
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: none;
}

.button.secondary:hover,
.button.secondary:focus {
  background: #eef3f6;
}

.button.ghost {
  color: var(--dark);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: none;
}

.button.ghost:hover,
.button.ghost:focus {
  color: var(--red);
  background: #fff7f7;
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 78svh;
  padding: 112px 0 76px;
  color: #fff;
  overflow: hidden;
  background: #121922 url("hero-mobil-lastik.jpg") center / cover no-repeat;
}

.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(10, 14, 18, 0.86) 0%, rgba(10, 14, 18, 0.62) 38%, rgba(10, 14, 18, 0.16) 76%),
    linear-gradient(0deg, rgba(10, 14, 18, 0.48), rgba(10, 14, 18, 0.04) 42%);
}

.hero .container {
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: #f7d26b;
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.eyebrow::before {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  content: "";
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 18px;
  font-size: clamp(42px, 7vw, 78px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 19px;
}

.hero-actions,
.section-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.11);
  font-size: 14px;
  font-weight: 700;
}

.section {
  padding: 78px 0;
}

.section.soft {
  background: var(--soft);
}

.section.dark {
  color: #fff;
  background: var(--dark);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 34px;
}

.section-head h2,
.page-title h1 {
  margin-bottom: 10px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-head p,
.page-title p {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

.dark .section-head p,
.dark .muted {
  color: rgba(255, 255, 255, 0.72);
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-card,
.article-card,
.info-card,
.contact-panel,
.process-step,
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.service-card,
.article-card,
.info-card,
.process-step {
  padding: 24px;
}

.service-card {
  min-height: 234px;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--dark);
}

.service-card:nth-child(2n) .icon {
  background: var(--teal);
}

.service-card:nth-child(3n) .icon {
  background: var(--red);
}

.service-card h3,
.article-card h3,
.info-card h3,
.process-step h3 {
  margin-bottom: 9px;
  font-size: 21px;
  line-height: 1.25;
}

.service-card p,
.article-card p,
.info-card p,
.process-step p,
.faq-item p {
  color: var(--muted);
}

.article-card {
  display: grid;
  align-content: space-between;
  min-height: 238px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.article-card:hover,
.article-card:focus {
  transform: translateY(-3px);
  border-color: rgba(215, 25, 32, 0.34);
  box-shadow: var(--shadow);
}

.article-card span,
.read-more {
  color: var(--red);
  font-weight: 800;
}

.coverage {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: center;
}

.coverage-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.coverage-list li {
  padding: 9px 12px;
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  font-weight: 700;
}

.timeline {
  counter-reset: step;
}

.process-step {
  position: relative;
}

.process-step::before {
  counter-increment: step;
  content: counter(step);
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 16px;
  border-radius: 50%;
  color: #fff;
  background: var(--red);
  font-weight: 800;
}

.cta {
  padding: 52px 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(17, 24, 32, 0.96), rgba(17, 24, 32, 0.82)),
    url("hero-mobil-lastik.jpg") center / cover no-repeat;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta h2 {
  margin-bottom: 8px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
}

.cta p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.75);
}

.page-hero {
  padding: 74px 0 50px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(17, 24, 32, 0.94), rgba(17, 24, 32, 0.75)),
    url("hero-mobil-lastik.jpg") center / cover no-repeat;
}

.seo-page .page-hero,
.contact-page .page-hero {
  background:
    linear-gradient(90deg, rgba(17, 24, 32, 0.95), rgba(17, 24, 32, 0.76)),
    url("../assets/hero-mobil-lastik.jpg") center / cover no-repeat;
}

.page-title {
  max-width: 850px;
}

.page-title p {
  color: rgba(255, 255, 255, 0.78);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  font-weight: 700;
}

.breadcrumb a {
  color: #fff;
  text-decoration: none;
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 34px;
  align-items: start;
}

.article-body {
  font-size: 18px;
}

.article-body h2 {
  margin-top: 36px;
  margin-bottom: 12px;
  font-size: 30px;
  line-height: 1.16;
}

.article-body h3 {
  margin-top: 26px;
  margin-bottom: 8px;
  font-size: 22px;
}

.article-body p,
.article-body li {
  color: #3f4d57;
}

.article-body ul {
  padding-left: 22px;
}

.aside-box {
  position: sticky;
  top: 94px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.aside-box h2 {
  margin-bottom: 10px;
  font-size: 24px;
}

.aside-box p {
  color: var(--muted);
}

.related-links {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.related-links a {
  padding: 10px 0;
  border-top: 1px solid var(--line);
  color: var(--dark);
  font-weight: 800;
  text-decoration: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 26px;
  align-items: start;
}

.contact-panel {
  padding: 28px;
  box-shadow: var(--shadow);
}

.contact-list {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
}

.contact-line {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.contact-line strong {
  display: block;
}

.contact-line span {
  color: var(--muted);
}

.form {
  display: grid;
  gap: 15px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-weight: 800;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: #fff;
  font: inherit;
}

.field textarea {
  min-height: 118px;
  resize: vertical;
}

.map-panel {
  min-height: 280px;
  display: grid;
  place-items: center;
  padding: 32px;
  border-radius: var(--radius);
  color: #fff;
  background:
    linear-gradient(135deg, rgba(17, 24, 32, 0.94), rgba(15, 139, 141, 0.72)),
    url("hero-mobil-lastik.jpg") center / cover no-repeat;
  text-align: center;
}

.map-panel h2 {
  margin-bottom: 8px;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq-item {
  padding: 20px;
}

.faq-item h3 {
  margin-bottom: 6px;
  font-size: 19px;
}

.site-footer {
  padding: 42px 0 28px;
  color: rgba(255, 255, 255, 0.78);
  background: #0d1319;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 0.9fr;
  gap: 26px;
  margin-bottom: 26px;
}

.site-footer h2,
.site-footer h3 {
  color: #fff;
}

.footer-links {
  display: grid;
  gap: 9px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  font-size: 14px;
}

.mobile-call {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 980px) {
  .grid.three,
  .grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .coverage,
  .content-layout,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .aside-box {
    position: static;
  }

  .cta-inner,
  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .nav-wrap {
    min-height: 68px;
  }

  .brand-text small {
    display: none;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .main-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 68px;
    display: grid;
    gap: 0;
    padding: 10px 14px 16px;
    border-bottom: 1px solid var(--line);
    background: #fff;
    box-shadow: 0 18px 28px rgba(17, 24, 32, 0.08);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav a {
    padding: 12px 2px;
  }

  .main-nav .button {
    margin-top: 6px;
  }

  .hero {
    min-height: 76svh;
    padding: 86px 0 58px;
    background-position: 60% center;
  }

  .hero::before {
    background:
      linear-gradient(90deg, rgba(10, 14, 18, 0.91) 0%, rgba(10, 14, 18, 0.68) 62%, rgba(10, 14, 18, 0.25) 100%),
      linear-gradient(0deg, rgba(10, 14, 18, 0.5), rgba(10, 14, 18, 0.08));
  }

  h1 {
    font-size: 42px;
  }

  .hero-copy {
    font-size: 17px;
  }

  .section {
    padding: 58px 0;
  }

  .grid.two,
  .grid.three,
  .grid.four {
    grid-template-columns: 1fr;
  }

  .service-card,
  .article-card,
  .info-card,
  .process-step,
  .contact-panel {
    padding: 20px;
  }

  .article-card {
    min-height: auto;
  }

  .footer-bottom {
    display: grid;
  }

  .mobile-call {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 60;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  body {
    padding-bottom: 78px;
  }
}

@media (max-width: 420px) {
  .brand {
    gap: 9px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  h1 {
    font-size: 36px;
  }

  .hero-actions .button,
  .cta-actions .button,
  .section-actions .button {
    width: 100%;
  }
}