/* ---------- multi-page layer ---------- */

/* nav with dropdowns */
.nav { gap: 26px; }
.nav-list { display: flex; align-items: center; gap: 24px; list-style: none; margin: 0; padding: 0; }
.nav-list > li { position: relative; }
.nav .sub {
  display: none;
  position: absolute;
  top: 100%;
  left: -16px;
  min-width: 260px;
  list-style: none;
  margin: 0;
  padding: 8px 0;
  background: var(--white);
  border: 1px solid var(--rule);
  border-top: 2px solid var(--red);
  box-shadow: 0 12px 28px rgba(14, 23, 38, .12);
}
.nav .has-sub:hover .sub,
.nav .has-sub:focus-within .sub { display: block; }
.nav .sub a {
  display: block;
  padding: 10px 16px;
  border-bottom: none;
  font-weight: 500;
  font-size: 14.5px;
  white-space: nowrap;
}
.nav .sub a:hover { background: var(--paper); color: var(--blue); }
.nav .has-sub > a::after { content: " ▾"; font-size: 11px; color: var(--steel-light); }

@media (max-width: 1100px) and (min-width: 901px) {
  .nav-list { gap: 16px; }
  .nav a { font-size: 14px; }
  .brand-name small { display: none; }
}
@media (max-width: 900px) {
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-list > li > a { display: block; padding: 13px 0; border-bottom: 1px solid var(--rule); }
  .nav .sub { display: block; position: static; border: none; box-shadow: none; padding: 0 0 6px 14px; min-width: 0; }
  .nav .sub a { padding: 9px 0; white-space: normal; color: var(--steel); }
  .nav .has-sub > a::after { content: ""; }
}

/* page hero */
.page-hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}
.page-hero-media { position: absolute; inset: 0; }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; opacity: .35; }
.page-hero .wrap { position: relative; padding-block: clamp(48px, 7vw, 88px) clamp(36px, 5vw, 56px); }
.page-hero h1 { font-size: clamp(32px, 4.6vw, 54px); max-width: 22ch; }
.page-hero-sub { margin: 14px 0 0; font-size: clamp(17px, 1.7vw, 21px); color: #c9d0db; }
.crumbs { display: flex; flex-wrap: wrap; gap: 6px 8px; font-size: 13.5px; color: #aeb7c4; margin-bottom: 16px; }
.crumbs a { color: #dfe4eb; text-decoration: none; }
.crumbs a:hover { color: var(--white); text-decoration: underline; }
.crumbs .sep { color: #6f7b8c; }

/* project cards: "Daha Fazla" */
.project .more { display: inline-block; margin-top: 10px; font-weight: 600; font-size: 14.5px; color: var(--blue); }
.project:hover h3 { color: var(--blue); }

/* category cards */
.cat-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.cat-card { display: flex; flex-direction: column; text-decoration: none; color: inherit; border: 1px solid var(--rule); background: var(--white); transition: border-color .15s; }
.cat-card:hover { border-color: var(--blue); }
.cat-img { overflow: hidden; }
.cat-img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .4s; }
.cat-card:hover .cat-img img { transform: scale(1.03); }
.cat-body { display: flex; flex-direction: column; flex: 1; padding: 24px; }
.cat-body h2 { font-size: 24px; }
.cat-body p { color: var(--steel); margin: 12px 0 22px; }
.cat-body .btn { margin-top: auto; align-self: flex-start; }
.count { font-family: var(--mono); font-size: 12px; font-weight: 400; opacity: .7; }
@media (max-width: 900px) { .cat-cards { grid-template-columns: minmax(0, 1fr); } }
@media (prefers-reduced-motion: reduce) { .cat-img img { transition: none; } .cat-card:hover .cat-img img { transform: none; } }

/* project detail */
.detail { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: start; }
.back { display: inline-block; font-weight: 600; text-decoration: none; margin-bottom: 20px; }
.kunye { margin: 0; border-top: 1px solid var(--rule); }
.kunye > div { display: grid; grid-template-columns: minmax(0, 9rem) minmax(0, 1fr); gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--rule); }
.kunye dt { font-weight: 600; font-size: 14.5px; color: var(--ink); }
.kunye dd { margin: 0; color: var(--steel); font-size: 15.5px; }
.detail-cover img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
@media (max-width: 900px) {
  .detail { grid-template-columns: minmax(0, 1fr); }
  .detail-cover { order: -1; }
}
@media (max-width: 480px) { .kunye > div { grid-template-columns: minmax(0, 1fr); gap: 4px; } }

.gallery-sec h2 { margin-bottom: 28px; }
.gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.g-item { display: block; overflow: hidden; background: var(--rule); }
.g-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .3s; }
.g-item:hover img { transform: scale(1.04); }
.g-video { margin: 0; grid-column: span 2; }
.g-video video { width: 100%; aspect-ratio: 4 / 3; background: var(--ink); display: block; }
@media (max-width: 900px) { .gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 560px) { .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g-video { grid-column: span 2; } }
@media (prefers-reduced-motion: reduce) { .g-item img { transition: none; } .g-item:hover img { transform: none; } }

.pager { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; padding-block: 40px 64px; }
.pager a { display: block; text-decoration: none; color: inherit; border: 1px solid var(--rule); padding: 18px 20px; }
.pager a:hover { border-color: var(--blue); }
.pager a[rel="next"] { text-align: right; }
.pager span { display: block; font-family: var(--mono); font-size: 12.5px; color: var(--red); margin-bottom: 6px; }
.pager b { font-family: var(--display); font-stretch: 87.5%; font-weight: 650; font-size: 17px; }
@media (max-width: 560px) { .pager { grid-template-columns: minmax(0, 1fr); } .pager a[rel="next"] { text-align: left; } }

.lightbox { border: none; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100vw; height: 100vh; }
.lightbox::backdrop { background: rgba(8, 12, 20, .92); }
.lightbox img { position: absolute; inset: 0; margin: auto; max-width: calc(100vw - 120px); max-height: calc(100vh - 100px); object-fit: contain; }
.lightbox button { position: absolute; background: rgba(255, 255, 255, .12); color: var(--white); border: none; font-size: 34px; line-height: 1; width: 52px; height: 52px; cursor: pointer; }
.lightbox button:hover { background: rgba(255, 255, 255, .24); }
.lb-prev { left: 14px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 14px; top: 50%; transform: translateY(-50%); }
.lb-close { right: 14px; top: 14px; }
.lb-count { position: absolute; left: 0; right: 0; bottom: 18px; text-align: center; color: #c3cbd7; font-family: var(--mono); font-size: 13px; }
@media (max-width: 560px) { .lightbox img { max-width: 100vw; } }

/* about */
.about-page { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.about-page .lede { margin-top: 0; max-width: none; }
.two-line span { display: block; color: var(--blue); }
.section-dark .two-line span { color: #ff8a8f; }
.values { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.values article { background: var(--white); border-top: 3px solid var(--red); padding: 26px 24px; }
.values p { color: var(--steel); font-size: 15.5px; margin: 12px 0 0; }
.mission { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.mission .lede { margin-top: 0; max-width: none; color: #c3cbd7; }
@media (max-width: 900px) {
  .about-page, .mission { grid-template-columns: minmax(0, 1fr); }
  .values { grid-template-columns: minmax(0, 1fr); }
}

/* careers */
.jobs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.job { display: flex; flex-direction: column; border: 1px solid var(--rule); padding: 28px 24px; }
.job h2 { font-size: 22px; }
.job p { color: var(--steel); margin: 12px 0 24px; }
.job .btn { margin-top: auto; align-self: flex-start; }
@media (max-width: 900px) { .jobs { grid-template-columns: minmax(0, 1fr); } }

/* contact */
.contact-page { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.contact-offices { display: grid; gap: 32px; }
.contact-page .office h3 { color: var(--ink); }
.contact-page .office address { color: var(--steel); }
.contact-page .office a { color: var(--blue); }
.contact-page .office a:hover { color: var(--red); }
.contact-form { display: grid; gap: 16px; background: var(--paper); padding: clamp(22px, 3vw, 34px); }
.contact-form .row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.contact-form label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; }
.contact-form input, .contact-form textarea {
  font: 400 16px var(--body);
  padding: 12px 14px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: var(--white);
  color: var(--ink);
  width: 100%;
}
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid var(--blue); outline-offset: 0; border-color: var(--blue); }
.contact-form .btn { justify-self: start; cursor: pointer; }
.form-ok { margin: 0; color: #1d7a3e; font-weight: 600; }
.maps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.maps figure { margin: 0; }
.maps figcaption { font-family: var(--display); font-stretch: 87.5%; font-weight: 650; font-size: 19px; margin-bottom: 12px; }
.maps iframe { width: 100%; height: 340px; border: 1px solid var(--rule); display: block; }
@media (max-width: 900px) {
  .contact-page, .maps { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 480px) { .contact-form .row { grid-template-columns: minmax(0, 1fr); } }

/* footer */
.footer-grid { display: grid !important; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.5fr) minmax(0, 1fr); gap: 24px 40px; align-items: start !important; padding-bottom: 24px; }
.footer-logo { height: 36px; width: auto; background: var(--white); padding: 4px 6px; border-radius: 2px; }
.footer-grid p { margin: 12px 0 0; font-size: 13.5px; }
.footer-contact { display: grid; gap: 6px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 18px; font-size: 13px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: minmax(0, 1fr); } }
/* legal pages */
.legal { max-width: 820px; }
.legal h2 { font-size: 24px; margin: 36px 0 12px; }
.legal h2:first-of-type { margin-top: 8px; }
.legal p, .legal li { color: var(--steel); }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 8px; }
.legal strong { color: var(--ink); }
.legal-meta { font-family: var(--mono); font-size: 12.5px; }
.footer-bottom { display: flex !important; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; }
.legal-links { display: flex; flex-wrap: wrap; gap: 6px 20px; }
.map-box { display: grid; place-items: center; align-content: center; gap: 10px; height: 340px; background: var(--white); border: 1px solid var(--rule); text-align: center; padding: 16px; }
.map-note { margin: 0; font-size: 13px; color: var(--steel); max-width: 34ch; }
.maps figure:has(.map-box) iframe { display: none; }