/* Ören Marin Teknik Servis — site stylesheet
   Design system: "Industry" (steel-blue wireframe on a light technical ground).
   Tokens + component layer are inlined here so every page links one file. */

/* ─────────────────────────────  Tokens  ───────────────────────────── */
:root {
  --color-bg: #f2f2f3;
  --color-surface: #e9e9ea;
  --color-text: #1d1f20;
  --color-accent: #5980a6;
  --color-divider: color-mix(in srgb, #1d1f20 16%, transparent);

  --color-neutral-100: #f5f5f8;
  --color-neutral-200: #e7e7ea;
  --color-neutral-300: #d4d4d7;
  --color-neutral-400: #b7b7ba;
  --color-neutral-500: #98989b;
  --color-neutral-600: #7a7a7d;
  --color-neutral-700: #5d5d60;
  --color-neutral-800: #424244;
  --color-neutral-900: #2b2b2d;

  --color-accent-100: #eef6ff;
  --color-accent-200: #d6ebff;
  --color-accent-300: #b5d9fd;
  --color-accent-400: #94bce3;
  --color-accent-500: #749dc4;
  --color-accent-600: #597ea3;
  --color-accent-700: #416180;
  --color-accent-800: #2c455d;
  --color-accent-900: #1d2d3d;

  --font-heading: "Barlow Condensed", system-ui, sans-serif;
  --font-body: "Barlow", system-ui, sans-serif;

  --wrap: 1180px;
}

/* ─────────────────────────────  Base  ───────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0.01em;
  margin: 0;
}
p { margin: 0 0 1rem; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--color-accent-700); text-decoration: none; }
a:hover { color: var(--color-accent-900); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(16px, 4vw, 32px); }
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--color-accent-900); color: #fff; padding: 10px 16px;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ─────────────────────────────  Blueprint frame  ───────────────────────────── */
.blueprint { position: relative; border: 1px solid var(--color-divider); border-radius: 0; }
.blueprint.duotone { overflow: visible; }
.corner {
  position: absolute; width: 11px; height: 11px;
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.corner::before, .corner::after { content: ""; position: absolute; background: currentColor; }
.corner::before { left: 5px; top: 0; width: 1px; height: 100%; }
.corner::after  { top: 5px; left: 0; width: 100%; height: 1px; }
.corner.tl { top: -6px; left: -6px; }
.corner.tr { top: -6px; right: -6px; }
.corner.bl { bottom: -6px; left: -6px; }
.corner.br { bottom: -6px; right: -6px; }

.duotone { position: relative; overflow: hidden; }
.duotone::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: var(--color-accent); mix-blend-mode: color;
}
.frame-img { position: relative; }
.frame-img img { width: 100%; height: 100%; object-fit: cover; }

/* ─────────────────────────────  Buttons  ───────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; white-space: nowrap;
  font-family: var(--font-heading); font-weight: 600; font-size: 14px; line-height: 1.2;
  color: var(--color-text); background: transparent;
  border: 1px solid var(--color-divider); border-radius: 0;
  padding: 10px 16px; min-height: 40px;
}
.btn-primary { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); color: var(--color-bg); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-ghost { border-color: rgba(255, 255, 255, 0.4); color: #fff; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }

/* ─────────────────────────────  Cards  ───────────────────────────── */
.card {
  display: flex; flex-direction: column; gap: 8px;
  padding: 14px; border: 1px solid var(--color-divider); background: transparent;
}
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent-700); margin: 0; }
.card-title { font-family: var(--font-heading); font-weight: 600; font-size: 17px; line-height: 1.2; }
.card-body { margin: 0; font-size: 13px; opacity: 0.85; flex: 1; }
.card-meta { font-size: 11px; color: color-mix(in srgb, var(--color-text) 50%, transparent); margin: 0; }

/* ─────────────────────────────  Header / nav  ───────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: var(--color-bg); border-bottom: 1px solid var(--color-divider);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap; padding-top: 14px; padding-bottom: 14px;
}
.site-logo img { height: 38px; width: auto; }
.site-nav { display: flex; align-items: center; gap: clamp(6px, 1.6vw, 20px); flex-wrap: wrap; }
.site-nav a:not(.btn) {
  font-family: var(--font-heading); font-size: 16px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--color-text);
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
.site-nav a:not(.btn):hover { color: var(--color-accent-700); }
.site-nav a[aria-current="page"] { border-bottom-color: var(--color-accent); }
.site-nav .btn { margin-left: 8px; }

/* ─────────────────────────────  Sections  ───────────────────────────── */
main { display: block; }
.section { border-top: 1px solid var(--color-divider); }
.section .wrap { padding-top: clamp(32px, 5vw, 64px); padding-bottom: clamp(32px, 5vw, 64px); }
.section-dark { background: var(--color-accent-900); color: var(--color-neutral-100); }
.section-dark h2 { color: #fff; }

.hero .wrap {
  padding-top: clamp(32px, 6vw, 72px); padding-bottom: clamp(32px, 6vw, 72px);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(24px, 4vw, 56px); align-items: center;
}
.eyebrow {
  font-family: var(--font-heading); font-size: 15px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--color-accent-700); margin: 0 0 18px;
}
.hero h1 { font-size: clamp(38px, 5.6vw, 64px); line-height: 1.02; text-transform: uppercase; }
.hero p.lead { font-size: 18px; line-height: 1.6; max-width: 46ch; margin: 22px 0 0; color: var(--color-neutral-800); }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }

.page-head .wrap { padding-top: clamp(32px, 5vw, 64px); padding-bottom: 0; }
.page-head h1 { font-size: clamp(32px, 4.6vw, 52px); text-transform: uppercase; }
.page-head p.lead { color: var(--color-neutral-700); margin: 14px 0 0; max-width: 58ch; font-size: 17px; line-height: 1.6; }

.breadcrumb {
  font-family: var(--font-heading); font-size: 13px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-neutral-600); margin-bottom: 14px;
}
.breadcrumb a { color: var(--color-neutral-700); }
.breadcrumb a:hover { color: var(--color-accent-700); }

h2.section-title { font-size: clamp(26px, 3.4vw, 38px); text-transform: uppercase; margin-bottom: 8px; }
.section-intro { color: var(--color-neutral-700); margin: 0 0 32px; max-width: 56ch; }

.grid-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.card-link { display: flex; flex-direction: column; justify-content: flex-end; min-height: 150px; }
.card-link:hover { background: var(--color-accent-100); }
.card-link .card-title { color: var(--color-accent-700); }

/* Services detail list */
.service-list { display: grid; gap: 28px; }
.service-list article {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px;
  padding: 14px; border: 1px solid var(--color-divider);
}
.service-list h2 { font-size: 26px; }
.service-list .card-body { font-size: 16px; line-height: 1.65; }

/* Projects grid */
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.project-grid figure { margin: 0; }
.project-grid figcaption {
  font-family: var(--font-heading); font-size: 17px; text-transform: uppercase; margin-top: 12px;
}
.aspect-3-2 { position: relative; aspect-ratio: 3 / 2; }
.aspect-4-3 { position: relative; aspect-ratio: 4 / 3; }
.aspect-4-5 { position: relative; aspect-ratio: 4 / 5; }

/* Split layout (about / contact) */
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: clamp(24px, 4vw, 56px); align-items: start; }
.split p { font-size: 18px; line-height: 1.65; color: var(--color-neutral-800); }

/* Contact table */
.contact-list { display: grid; gap: 0; margin-top: 32px; border-top: 1px solid var(--color-divider); }
.contact-list > div {
  display: flex; justify-content: space-between; gap: 16px; padding: 16px 0;
  border-bottom: 1px solid var(--color-divider); flex-wrap: wrap;
}
.contact-list dt, .contact-list .label {
  font-family: var(--font-heading); font-size: 14px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--color-neutral-600); margin: 0;
}
.contact-list dd { margin: 0; font-size: 18px; text-align: right; }
.map-frame { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.map-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.contact-list + * { margin-top: 14px; }
.card .btn { align-self: flex-start; }

.dark-cta .wrap {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px; align-items: center;
}
.dark-cta p { margin: 14px 0 0; font-size: 17px; line-height: 1.6; color: var(--color-accent-200); max-width: 44ch; }
.dark-cta .cta-row { justify-content: flex-end; margin-top: 0; }

.brands p { font-family: var(--font-heading); font-size: 14px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-neutral-600); margin: 0 0 22px; }
.brands img { width: 100%; max-width: 1100px; height: auto; }

/* ─────────────────────────────  Footer  ───────────────────────────── */
.site-footer { border-top: 1px solid var(--color-divider); margin-top: clamp(40px, 6vw, 80px); }
.site-footer .wrap {
  padding-top: 32px; padding-bottom: 32px;
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: flex-end;
}
.site-footer img { height: 32px; width: auto; margin-bottom: 14px; }
.site-footer .muted { margin: 0; color: var(--color-neutral-700); font-size: 15px; }
.site-footer .footer-contact { display: grid; gap: 6px; text-align: right; font-size: 15px; }

@media (max-width: 600px) {
  .contact-list dd { text-align: left; }
  .site-footer .wrap, .dark-cta .cta-row { justify-content: flex-start; }
  .site-footer .footer-contact { text-align: left; }
}