:root {
  --bg: #f5f7f9;
  --panel: #ffffff;
  --ink: #17212b;
  --muted: #5e6b77;
  --line: #dce3ea;
  --brand: #146c63;
  --brand-dark: #0d463f;
  --accent: #f2b705;
  --danger: #9f2d20;
  --success: #dff5df;
  --shadow: 0 14px 34px rgba(23, 33, 43, .12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

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

.topbar {
  background: var(--brand-dark);
  color: #fff;
  font-size: 14px;
}

.topbar__inner,
.nav,
.section,
.footer__inner {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  flex-wrap: wrap;
}

.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
}

.brand {
  display: grid;
  gap: 2px;
  font-weight: 800;
}

.brand span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.menu {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.menu a,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
}

.menu a:hover {
  background: #eef4f3;
}

.btn {
  background: var(--brand);
  color: #fff;
}

.btn--light {
  background: #fff;
  color: var(--brand-dark);
  border-color: var(--line);
}

.btn--accent {
  background: var(--accent);
  color: #1d1a10;
}

.hero {
  background:
    linear-gradient(90deg, rgba(3,13,11,.94) 0%, rgba(3,13,11,.78) 42%, rgba(3,13,11,.34) 72%, rgba(3,13,11,.18) 100%),
    url("/assets/images/diesel-injector-hero.png");
  background-size: cover;
  background-position: center center;
  color: #fff;
}

.hero .section {
  min-height: 560px;
  display: grid;
  align-items: center;
  padding: 64px 0 80px;
}

.hero__content {
  max-width: 720px;
  text-shadow: 0 2px 18px rgba(0,0,0,.45);
}

.eyebrow {
  display: inline-flex;
  padding: 7px 11px;
  border-radius: 8px;
  background: rgba(242,183,5,.18);
  color: #ffe28b;
  font-weight: 800;
}

h1,
h2,
h3 {
  line-height: 1.15;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(34px, 6vw, 64px);
}

h2 {
  font-size: clamp(26px, 4vw, 40px);
}

h3 {
  font-size: 21px;
}

.lead {
  color: rgba(255,255,255,.88);
  font-size: clamp(17px, 2vw, 21px);
  max-width: 690px;
}

.hero__actions,
.contact-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.section {
  padding: 64px 0;
}

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

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

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

.card,
.article-card,
.admin-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}

.service-card {
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(20,108,99,.36);
}

.muted {
  color: var(--muted);
}

.price {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 8px;
}

.old-price {
  color: var(--muted);
}

.old-price--promo {
  text-decoration: line-through;
}

.new-price {
  font-weight: 900;
  font-size: 22px;
}

.new-price--promo {
  background: var(--success);
  color: #14601d;
  padding: 4px 8px;
  border-radius: 7px;
}

.saving {
  color: #14601d;
  font-weight: 800;
}

.seo-text {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.seo-text p {
  max-width: 920px;
}

.article-list {
  display: grid;
  gap: 14px;
}

.article-card {
  display: grid;
  gap: 8px;
}

.admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 18px;
}

.admin-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.admin-stack {
  display: grid;
  gap: 18px;
}

.admin-tabs {
  display: grid;
  gap: 8px;
  align-content: start;
}

.tab-button {
  min-height: 42px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 800;
  text-align: left;
  padding: 0 12px;
}

.tab-button.is-active {
  background: var(--brand);
  color: #fff;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 800;
  margin-bottom: 14px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 42px;
  padding: 10px 12px;
  font: inherit;
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.service-editor,
.article-editor {
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-top: 18px;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
}

.checkbox input {
  width: auto;
}

.visibility-grid {
  display: grid;
  gap: 10px;
  margin: 14px 0 18px;
}

.visibility-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  background: #f7fafb;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.radio-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 12px 0 18px;
}

.legal-links--banner {
  margin-top: 10px;
}

.legal-links--banner a {
  color: var(--brand-dark);
}

.notice {
  background: #fff7d8;
  border: 1px solid #f0d172;
  border-radius: 8px;
  padding: 12px;
}

footer {
  background: #17212b;
  color: #fff;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  padding: 36px 0;
}

.map-placeholder {
  min-height: 180px;
  border: 1px dashed rgba(255,255,255,.45);
  display: grid;
  place-items: center;
  padding: 16px;
  color: rgba(255,255,255,.74);
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.legal-links a {
  color: rgba(255,255,255,.82);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-doc {
  max-width: 920px;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.legal-table th,
.legal-table td {
  border-bottom: 1px solid var(--line);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

.legal-table th {
  width: 280px;
  background: #f0f4f7;
}

.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  max-width: 980px;
  margin: 0 auto;
  padding: 16px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner p {
  margin: 4px 0 0;
  color: var(--muted);
}

.cookie-banner a {
  color: var(--brand-dark);
  text-decoration: underline;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .grid--3,
  .grid--2,
  .admin-layout,
  .admin-head,
  .cookie-banner,
  .footer__inner,
  .form-row {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

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

  .hero .section {
    min-height: 520px;
  }

  .hero {
    background:
      linear-gradient(90deg, rgba(3,13,11,.96), rgba(3,13,11,.76)),
      url("/assets/images/diesel-injector-hero.png");
    background-position: 55% center;
    background-size: cover;
  }
}