/* SED Mühendislik — static site stylesheet.
   Values are taken verbatim from the original inline styles so the rendered
   design is unchanged; behaviour that used to run in JS (hover, mobile menu,
   product gallery) is expressed in CSS here. */

:root {
  --bg: #f3f2f2;
  --surface: #eae9e9;
  --ink: #201e1d;
  --accent: #ec3013;
  --accent-hover: #dd2b0f;
  --accent-deep: #ae1800;
  --accent-pale: #ffc4b8;
  --accent-mid: #ff9783;
  --n300: #d7d3d3;
  --n400: #bab6b6;
  --n500: #9b9797;
  --n600: #7d7979;
  --n700: #605d5d;
  --n800: #444141;
  --n900: #2d2b2b;
  --rule: rgba(32, 30, 29, .4);
  --rule-soft: rgba(32, 30, 29, .14);
  --rule-dark: rgba(243, 242, 242, .22);
  --wrap: 1440px;
  --gut: clamp(16px, 4.5vw, 32px);
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Archivo", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
}

a { color: var(--accent-deep); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
::selection { background: rgba(236, 48, 19, .3); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
img { max-width: 100%; }

.sed-page { background: var(--bg); color: var(--ink); }
.sed-wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--gut); padding-right: var(--gut); }
.sed-arrow { font-size: 16px; line-height: 1; }

/* ---------- top bar ---------- */
.sed-topbar {
  background: var(--ink); color: var(--bg);
  font-size: 12px; letter-spacing: .06em; text-transform: uppercase;
}
.sed-topbar-inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: 8px var(--gut);
  display: flex; align-items: center; gap: 16px;
}
.sed-topbar-addr { color: var(--n400); }
.sed-topbar-tel, .sed-topbar-mail {
  color: var(--bg); text-decoration: none; font-weight: 600; white-space: nowrap;
}
.sed-topbar-tel:hover, .sed-topbar-mail:hover { color: var(--accent-mid); }
.sed-lang { margin-left: auto; display: flex; flex-shrink: 0; }
.sed-lang-btn {
  font-size: 12px; font-weight: 800; letter-spacing: .08em;
  padding: 4px 12px; line-height: 1.6; text-decoration: none;
  background: transparent; color: var(--n500);
}
.sed-lang-btn.is-on { background: var(--accent); color: var(--bg); }
.sed-lang-btn:not(.is-on):hover { color: var(--bg); }

@media (max-width: 1079px) { .sed-topbar-addr { display: none; } }
@media (max-width: 759px) { .sed-topbar-mail { display: none; } }

/* ---------- header ---------- */
.sed-header {
  position: sticky; top: 0; z-index: 60;
  background: var(--bg); border-bottom: 2px solid var(--rule);
}
.sed-header-inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: 10px var(--gut);
  display: flex; align-items: center; gap: 16px;
  position: relative;
}
.sed-logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
/* Scales with the viewport so the logo gives room back to the nav on narrower desktops. */
.sed-logo img { width: auto; height: clamp(36px, 2.7vw, 46px); }

/* The nav carries every product group, so eleven items have to share one row on desktop.
   Sizes are clamped rather than fixed: they shrink with the viewport down to the point where
   the burger menu takes over (1199px), which is what keeps the bar from wrapping. */
.sed-nav {
  display: flex; align-items: center;
  gap: clamp(10px, 1vw, 18px); row-gap: 10px;
  margin-left: auto; flex-wrap: wrap; justify-content: flex-end;
}
.sed-nav-link {
  text-decoration: none; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; font-size: clamp(11px, 0.84vw, 12.5px);
  padding-bottom: 3px; white-space: nowrap;
  color: var(--ink); border-bottom: 2px solid transparent;
}
.sed-nav-link:hover { color: var(--accent); }
.sed-nav-link.is-active { color: var(--accent); border-bottom-color: var(--accent); }

.sed-cta {
  background: var(--accent); color: var(--bg); text-decoration: none;
  font-weight: 800; letter-spacing: .05em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 8px; flex-shrink: 0;
  font-size: clamp(11px, 0.84vw, 12.5px); padding: 12px clamp(13px, 1.1vw, 20px);
  white-space: nowrap;
}
.sed-cta:hover { background: var(--accent-hover); color: var(--bg); }
.sed-cta .sed-arrow { font-size: 15px; }

.sed-burger { display: none; }
.sed-menu-toggle { display: none; }

/* Raised from 899px: with eleven nav items a tablet-width bar would wrap onto a second row,
   so the drawer takes over while the desktop bar stays on one line. */
@media (max-width: 1199px) {
  .sed-logo img { height: 38px; }
  .sed-burger {
    display: flex; flex-direction: column; gap: 5px; margin-left: auto;
    background: transparent; border: 2px solid var(--rule);
    padding: 12px 11px; cursor: pointer; flex-shrink: 0;
  }
  .sed-burger span {
    display: block; width: 24px; height: 2px; background: var(--ink);
    transition: transform .25s ease, opacity .2s ease;
  }
  .sed-nav {
    position: absolute; left: 0; right: 0; top: 100%;
    background: var(--bg); border-bottom: 2px solid var(--rule);
    padding: 0; display: flex; flex-direction: column; align-items: stretch;
    max-height: 0; overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
  }
  .sed-menu-toggle:checked ~ .sed-nav {
    /* Tall enough for every group plus the call to action. */
    max-height: 760px; padding: 8px var(--gut) 20px; overflow-y: auto;
  }
  .sed-menu-toggle:checked ~ .sed-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .sed-menu-toggle:checked ~ .sed-burger span:nth-child(2) { opacity: 0; }
  .sed-menu-toggle:checked ~ .sed-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .sed-nav-link {
    font-size: 15px; font-weight: 700; padding: 14px 0;
    border-bottom: 2px solid var(--rule-soft);
  }
  .sed-nav-link.is-active { border-bottom-color: var(--rule-soft); }
  .sed-cta {
    font-size: 14px; padding: 16px 20px; margin-top: 16px; justify-content: flex-start;
  }
}

/* ---------- breadcrumbs ---------- */
.sed-crumbs {
  font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--n700);
}
.sed-crumbs a { color: var(--n700); text-decoration: none; }
.sed-crumbs a:hover { color: var(--accent); }
.sed-crumbs .sep { padding: 0 8px; }
.sed-crumbs .is-current { color: var(--ink); font-weight: 600; }
.sed-crumbs.is-dark { color: var(--n500); }
.sed-crumbs.is-dark a { color: var(--n500); }
.sed-crumbs.is-dark .is-current { color: var(--bg); font-weight: 400; }
.sed-crumbs-bar { border-bottom: 2px solid var(--rule); }
.sed-crumbs-bar .sed-wrap { padding-top: 14px; padding-bottom: 14px; }

/* ---------- shared type ---------- */
.sed-kicker {
  font-size: 12px; font-weight: 600; letter-spacing: .18em;
  text-transform: uppercase; color: var(--accent-deep);
}
.sed-kicker-row { display: flex; align-items: center; gap: 14px; }
.sed-kicker-row .bar { width: 44px; height: 2px; background: var(--accent); display: block; }
.sed-h2 {
  font-size: clamp(32px, 4vw, 54px); font-weight: 900; line-height: 1.03;
  letter-spacing: -.03em; margin: 0;
}
.sed-link-underline {
  color: var(--ink); text-decoration: none; font-weight: 800; font-size: 13px;
  letter-spacing: .1em; text-transform: uppercase;
  border-bottom: 2px solid var(--accent); padding-bottom: 6px;
}
.sed-link-underline:hover { color: var(--accent); }

/* ---------- page hero (dark band) ---------- */
.sed-pagehead { background: var(--ink); color: var(--bg); }
.sed-pagehead .sed-wrap { padding-top: clamp(32px, 5.5vw, 48px); padding-bottom: clamp(28px, 5vw, 44px); }
.sed-pagehead .sed-crumbs { margin-bottom: 28px; }
.sed-pagehead h1 {
  font-size: clamp(38px, 5.4vw, 76px); font-weight: 900; line-height: .98;
  letter-spacing: -.035em; margin: 0 0 24px; max-width: 18ch;
}
.sed-pagehead p {
  font-size: 18px; line-height: 1.55; color: var(--n400);
  margin: 0; max-width: 62ch; text-wrap: pretty;
}

/* ---------- buttons ---------- */
.sed-btn-row { display: flex; flex-wrap: wrap; gap: 2px; }
.sed-btn {
  background: var(--accent); color: var(--bg); text-decoration: none;
  font-weight: 800; font-size: 14px; letter-spacing: .08em; text-transform: uppercase;
  padding: 20px 30px; display: inline-flex; align-items: center; gap: 14px;
  border: 0; cursor: pointer; font-family: inherit;
}
.sed-btn:hover { background: var(--accent-hover); color: var(--bg); }
.sed-btn-dark { background: var(--ink); }
.sed-btn-dark:hover { background: #000; }
.sed-btn-ghost {
  background: transparent; border: 2px solid var(--rule); color: var(--ink);
  padding: 18px 30px;
}
.sed-btn-ghost:hover { background: rgba(32, 30, 29, .07); color: var(--ink); }
.sed-btn-ghost-light {
  background: transparent; border: 2px solid rgba(243, 242, 242, .45);
  color: var(--bg); padding: 18px 30px;
}
.sed-btn-ghost-light:hover { background: rgba(243, 242, 242, .12); border-color: var(--bg); color: var(--bg); }

/* ---------- card grids ---------- */
.sed-grid-box { border: 2px solid var(--rule); overflow: hidden; }
.sed-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  margin: 0 -2px -2px 0;
}
.sed-grid-fit {
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
}
.sed-card {
  background: var(--bg); text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column;
  border-right: 2px solid var(--rule); border-bottom: 2px solid var(--rule);
}
.sed-card:hover { background: #fff; color: var(--ink); }
.sed-card-img { aspect-ratio: 4/3; overflow: hidden; background: #fff; }
.sed-card-img img {
  width: 100%; height: 100%; object-fit: contain; background: #fff;
  padding: 6px; transition: transform .45s ease;
}
.sed-card:hover .sed-card-img img { transform: scale(1.04); }
.sed-card-body {
  padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1;
  border-top: 2px solid var(--rule-soft);
}
.sed-card-cat {
  font-size: 11px; font-weight: 800; letter-spacing: .12em;
  text-transform: uppercase; color: var(--accent-deep);
}
.sed-card-title {
  font-size: 19px; font-weight: 800; line-height: 1.18;
  letter-spacing: -.015em; margin: 0;
}
.sed-card-desc { font-size: 14px; line-height: 1.55; color: var(--n700); margin: 0; flex: 1; }
.sed-card-more {
  font-size: 12px; font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent);
}

/* group card variant (numbered, no top rule) */
.sed-gcard .sed-card-body {
  padding: 20px 20px 24px; gap: 12px; border-top: 0;
}
.sed-gcard-no { font-size: 13px; font-weight: 800; color: var(--accent); letter-spacing: .1em; }
.sed-gcard h3 {
  font-size: 21px; font-weight: 800; line-height: 1.14; letter-spacing: -.02em; margin: 0;
}
.sed-gcard p { font-size: 14px; line-height: 1.6; color: var(--n700); margin: 0; flex: 1; text-wrap: pretty; }
.sed-gcard-more {
  font-size: 12px; font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase; margin-top: 8px;
}

/* ---------- section helpers ---------- */
.sed-sec { border-top: 2px solid var(--rule); }
.sed-sec-surface { background: var(--surface); }
.sed-sec .sed-wrap, .sed-sec-plain .sed-wrap {
  padding-top: clamp(40px, 7vw, 64px); padding-bottom: clamp(40px, 7vw, 64px);
}
.sed-sec-head {
  display: flex; flex-wrap: wrap; align-items: flex-end;
  justify-content: space-between; gap: 24px; margin-bottom: 36px;
}
.sed-sec-head .sed-kicker { margin-bottom: 16px; display: block; }

/* ---------- poster (red CTA band) ---------- */
.sed-poster { background: var(--accent); color: var(--bg); border-top: 2px solid var(--ink); }
.sed-poster .sed-wrap { padding-top: clamp(36px, 6vw, 56px); padding-bottom: clamp(36px, 6vw, 56px); }
.sed-poster h2 {
  font-size: clamp(32px, 4.8vw, 68px); font-weight: 900; line-height: .98;
  letter-spacing: -.035em; margin: 0 0 32px; max-width: 20ch; text-wrap: balance;
}
.sed-poster .sed-btn { padding: 20px 32px; }
.sed-poster .sed-btn-ghost-light { padding: 14px var(--gut); }

/* ---------- footer ---------- */
.sed-footer { background: var(--ink); color: var(--n400); font-size: 15px; }
.sed-footer-inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: clamp(36px, 6vw, 48px) var(--gut) 24px;
}
.sed-footer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: 40px; padding-bottom: 36px; border-bottom: 2px solid var(--rule-dark);
}
.sed-footer-logo { background: var(--bg); display: inline-block; padding: 10px 14px; margin-bottom: 18px; }
.sed-footer-logo img { height: 40px; width: auto; display: block; }
.sed-footer-about { font-size: 14px; line-height: 1.6; color: var(--n500); margin: 0; max-width: 34ch; }
.sed-footer-h {
  font-size: 11px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--bg); margin-bottom: 16px;
}
.sed-footer-links { display: grid; gap: 10px; }
.sed-footer-links a { color: var(--n400); text-decoration: none; font-size: 14px; }
.sed-footer-links a:hover { color: var(--accent); }
.sed-footer-contact { display: grid; gap: 10px; font-size: 14px; line-height: 1.5; }
.sed-strong-link { color: var(--bg); text-decoration: none; font-weight: 600; }
.sed-strong-link:hover { color: var(--accent); }
.sed-muted { color: var(--n600); }
.sed-footer-bottom {
  padding-top: 22px; display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: space-between; font-size: 12px; letter-spacing: .06em; color: var(--n600);
}

/* ================= HOME ================= */
.sed-hero {
  position: relative; background: var(--ink); color: var(--bg);
  min-height: 600px; display: grid; align-items: end; overflow: hidden;
}
.sed-hero > img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: .62;
}
.sed-hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(32,30,29,.92) 0%, rgba(32,30,29,.55) 55%, rgba(32,30,29,.25) 100%);
}
.sed-hero-inner {
  position: relative; max-width: var(--wrap); width: 100%; margin: 0 auto;
  padding: clamp(56px, 10vw, 88px) var(--gut) 0;
}
.sed-hero .sed-kicker-row { margin-bottom: 28px; }
.sed-hero .sed-kicker { color: var(--accent-pale); }
.sed-hero h1 {
  font-size: clamp(46px, 7.2vw, 104px); font-weight: 900; line-height: .94;
  letter-spacing: -.035em; margin: 0 0 28px; max-width: 15ch; text-wrap: balance;
}
.sed-hero-lead {
  font-size: 19px; line-height: 1.5; max-width: 56ch;
  color: var(--n300); margin: 0 0 40px; text-wrap: pretty;
}
.sed-hero .sed-btn-row { margin-bottom: 32px; }

.sed-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  border-top: 2px solid rgba(243, 242, 242, .35);
}
.sed-stats > div { padding: 22px 24px 26px 0; border-right: 2px solid rgba(243, 242, 242, .16); }
.sed-stats .n {
  font-size: 44px; font-weight: 900; line-height: 1;
  letter-spacing: -.03em; color: var(--accent);
}
.sed-stats .l {
  font-size: 12px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--n400); margin-top: 10px;
}
/* light variant used on the Kurumsal page */
.sed-stats-light { border-top: 0; }
.sed-stats-light > div { padding: 28px 24px 30px 0; border-right: 2px solid var(--rule-soft); }
.sed-stats-light .n { font-size: 48px; }
.sed-stats-light .l { color: var(--n700); }

.sed-marquee {
  background: var(--accent); color: var(--bg); overflow: hidden;
  white-space: nowrap; padding: 15px 0; border-bottom: 2px solid var(--ink);
}
.sed-marquee-track {
  display: inline-flex; animation: sed-marquee 38s linear infinite; will-change: transform;
}
.sed-marquee span {
  font-size: 14px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
}
@keyframes sed-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .sed-marquee-track { animation: none; } }

.sed-split {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: clamp(28px, 4.5vw, 48px); align-items: center;
}
.sed-split-top { align-items: start; }
.sed-split h2 {
  font-size: clamp(32px, 4vw, 54px); font-weight: 900; line-height: 1.02;
  letter-spacing: -.03em; margin: 0 0 24px; max-width: 18ch;
}
.sed-split p {
  font-size: 17px; line-height: 1.65; color: var(--n800);
  margin: 0 0 32px; max-width: 60ch; text-wrap: pretty;
}
.sed-split .sed-kicker-row { margin-bottom: 24px; }
.sed-figure { margin: 0; }
.sed-figure img { width: 100%; height: 460px; object-fit: cover; display: block; }
.sed-figure figcaption {
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--n600); margin-top: 10px;
}

.sed-band {
  position: relative; min-height: 420px; display: grid; align-items: end;
  background-size: cover; background-position: center; background-attachment: fixed;
  border-top: 2px solid var(--rule);
}
.sed-band-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(32,30,29,.88) 0%, rgba(32,30,29,.25) 70%);
}
.sed-band-inner {
  position: relative; max-width: var(--wrap); width: 100%; margin: 0 auto;
  padding: clamp(40px, 7vw, 64px) var(--gut); color: var(--bg);
}
.sed-band h2 {
  font-size: clamp(28px, 3.6vw, 52px); font-weight: 900; line-height: 1.02;
  letter-spacing: -.03em; margin: 0; max-width: 22ch; text-wrap: balance;
}

.sed-dark { background: var(--ink); color: var(--bg); border-top: 2px solid var(--rule); }
.sed-dark .sed-kicker { color: var(--accent-pale); }
.sed-dark .sed-h2 { margin: 0 0 48px; max-width: 22ch; }
.sed-tilebox { border: 2px solid var(--rule-dark); overflow: hidden; }
.sed-tiles {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin: 0 -2px -2px 0;
}
.sed-tile {
  background: var(--ink); padding: 22px 20px 26px;
  border-right: 2px solid var(--rule-dark); border-bottom: 2px solid var(--rule-dark);
}
.sed-tile .k {
  font-size: 11px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
}
.sed-tile .t {
  font-size: 18px; font-weight: 800; line-height: 1.25;
  letter-spacing: -.015em; margin-bottom: 8px;
}
.sed-tile .d { font-size: 14px; color: var(--n500); line-height: 1.55; }
/* clickable group tile (Kurumsal) */
a.sed-tile-link { text-decoration: none; color: var(--bg); display: flex; flex-direction: column; }
a.sed-tile-link:hover { background: #2a2726; color: var(--bg); }
a.sed-tile-link .n {
  font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); margin-top: 14px;
}

.sed-poster-xl h2 { font-size: clamp(38px, 6vw, 88px); line-height: .96; }

/* ================= PRODUCTS ================= */
.sed-filterbar {
  border-bottom: 2px solid var(--rule); background: var(--surface);
  position: sticky; top: 0; z-index: 40;
}
.sed-filterbar-inner {
  max-width: var(--wrap); margin: 0 auto; padding: 14px var(--gut);
  display: flex; flex-wrap: wrap; gap: 2px; align-items: center;
}
.sed-filter {
  font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  padding: 12px 18px; border: 2px solid var(--rule); line-height: 1.2;
  background: transparent; color: var(--ink); text-decoration: none;
}
.sed-filter:hover { color: var(--accent); }
.sed-filter.is-on { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.sed-count {
  margin-left: auto; font-size: 12px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--n700);
}
.sed-products-sec .sed-wrap {
  padding-top: clamp(24px, 4vw, 36px); padding-bottom: clamp(40px, 7vw, 64px);
}

.sed-catalogs { display: grid; border-top: 2px solid var(--rule); }
.sed-catalogs a {
  display: flex; align-items: center; gap: 20px; padding: 22px 4px;
  border-bottom: 2px solid var(--rule-soft); text-decoration: none; color: var(--ink);
  transition: padding-left .2s ease;
}
.sed-catalogs a:hover { color: var(--accent); padding-left: 12px; }
.sed-catalogs .tag { font-size: 11px; font-weight: 800; letter-spacing: .12em; color: var(--n500); }
.sed-catalogs .t { font-size: 18px; font-weight: 800; letter-spacing: -.015em; flex: 1; }

/* ================= PRODUCT DETAIL ================= */
.sed-prod-top {
  max-width: var(--wrap); margin: 0 auto;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(360px, 100%), 1fr));
}
.sed-prod-figure {
  margin: 0; border-right: 2px solid var(--rule);
  display: flex; flex-direction: column; align-self: start;
}
/* CSS-only gallery: radio inputs switch which slide is shown. */
.sed-gal { position: relative; }
.sed-gal-input { position: absolute; opacity: 0; pointer-events: none; }
.sed-gal-main { aspect-ratio: 4/3; overflow: hidden; background: #fff; position: relative; }
.sed-gal-main img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; background: #fff; padding: 8px;
  opacity: 0; transition: opacity .25s ease;
}
.sed-gal-thumbs {
  display: flex; gap: 2px; background: var(--rule);
  border-top: 2px solid var(--rule);
}
.sed-gal-thumb {
  padding: 0; border: 0; cursor: pointer; flex: 1; aspect-ratio: 4/3;
  overflow: hidden; display: block; opacity: .62; margin: 0;
}
.sed-gal-thumb img {
  width: 100%; height: 100%; object-fit: contain;
  background: #fff; padding: 4px; display: block;
}
.sed-gal-thumb:hover { opacity: .85; }
/* Each radio lights its own slide + thumb. Generated per index in the page. */

.sed-prod-info { padding: clamp(28px, 5vw, 44px) var(--gut); }
.sed-prod-info .sed-kicker-row { margin-bottom: 22px; }
.sed-prod-info h1 {
  font-size: clamp(32px, 3.8vw, 54px); font-weight: 900; line-height: 1.02;
  letter-spacing: -.03em; margin: 0 0 24px; max-width: 18ch;
}
.sed-prod-lead {
  font-size: 17px; line-height: 1.65; color: var(--n800);
  margin: 0 0 36px; max-width: 56ch; text-wrap: pretty;
}
.sed-prod-info .sed-btn-row { margin-bottom: 36px; }

.sed-overview p:first-of-type { color: var(--n900); margin: 0 0 18px; }
.sed-overview p { font-size: 17px; line-height: 1.7; color: var(--n800); margin: 0; max-width: 64ch; text-wrap: pretty; }
.sed-overview .sed-kicker { display: block; margin-bottom: 16px; }
/* full-width overview: several scraped paragraphs, no side column */
.sed-overview-wide p + p { margin-top: 18px; }
.sed-overview-wide p { max-width: 82ch; }
.sed-features { border-top: 2px solid var(--rule); }
.sed-features-h {
  font-size: 12px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--n700); padding: 16px 0 4px;
}
.sed-features li {
  display: flex; gap: 16px; padding: 16px 0;
  border-bottom: 2px solid var(--rule-soft); align-items: flex-start;
}
.sed-features ul { list-style: none; margin: 0; padding: 0; }
.sed-features .dot {
  width: 10px; height: 10px; background: var(--accent);
  display: block; margin-top: 7px; flex-shrink: 0;
}
.sed-features .txt { font-size: 16px; font-weight: 600; line-height: 1.45; }

.sed-spec-h {
  font-size: clamp(26px, 3vw, 40px); font-weight: 900; line-height: 1.05;
  letter-spacing: -.03em; margin: 0 0 32px;
}
.sed-spec { border-top: 2px solid var(--rule); max-width: 840px; }
.sed-spec-row {
  display: flex; flex-wrap: wrap; gap: 16px; padding: 20px 4px;
  border-bottom: 2px solid var(--rule-soft);
}
.sed-spec-row dt {
  font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  color: var(--n700); min-width: min(220px, 45vw); margin: 0;
}
.sed-spec-row dd { font-size: 18px; font-weight: 800; letter-spacing: -.015em; margin: 0; }
.sed-spec-note { font-size: 13px; color: var(--n600); margin: 20px 0 0; max-width: 60ch; }

.sed-related-head {
  display: flex; flex-wrap: wrap; align-items: flex-end;
  justify-content: space-between; gap: 24px; margin-bottom: 40px;
}
.sed-related-head h2 {
  font-size: clamp(24px, 2.6vw, 36px); font-weight: 900;
  line-height: 1.05; letter-spacing: -.03em; margin: 0;
}
.sed-rcard .sed-card-body { padding: 22px; }

/* ================= KURUMSAL ================= */
.sed-statbar { border-bottom: 2px solid var(--rule); }
.sed-statbar .sed-wrap { padding-top: 0; padding-bottom: 0; }
.sed-story h2 {
  font-size: clamp(28px, 3.4vw, 46px); line-height: 1.04; max-width: 20ch;
}
.sed-story p { margin: 0 0 18px; max-width: 62ch; }
.sed-story p:last-child { margin-bottom: 0; }
.sed-story .sed-figure img { height: 520px; }
.sed-story .sed-kicker-row, .sed-story .sed-kicker { margin-bottom: 20px; display: block; }

.sed-mv {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 2px; border: 2px solid var(--rule);
}
.sed-mv > div {
  background: var(--bg);
  padding: clamp(22px, 5vw, 32px) clamp(18px, 4.5vw, 30px) clamp(26px, 5vw, 36px);
}
.sed-mv .k {
  font-size: 12px; font-weight: 800; letter-spacing: .16em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 18px;
}
.sed-mv p { font-size: 19px; line-height: 1.55; margin: 0; font-weight: 500; text-wrap: pretty; }

.sed-steps { border-top: 2px solid var(--rule); }
.sed-steps > div {
  display: grid;
  grid-template-columns: 44px minmax(min(200px, 100%), 1fr) minmax(min(260px, 100%), 2fr);
  gap: 24px; padding: 20px 4px;
  border-bottom: 2px solid var(--rule-soft); align-items: start;
}
.sed-steps .k { font-size: 13px; font-weight: 800; letter-spacing: .1em; color: var(--accent); padding-top: 6px; }
.sed-steps h3 { font-size: 22px; font-weight: 800; letter-spacing: -.02em; margin: 0; line-height: 1.15; }
.sed-steps p { font-size: 16px; line-height: 1.6; color: var(--n700); margin: 0; text-wrap: pretty; }
.sed-process h2 { font-size: clamp(28px, 3.4vw, 48px); line-height: 1.04; margin: 0 0 48px; max-width: 20ch; }
.sed-caps h2 { font-size: clamp(28px, 3.4vw, 48px); line-height: 1.04; margin: 0 0 44px; max-width: 22ch; }
.sed-caps .sed-kicker { display: block; margin-bottom: 16px; }
.sed-poster-lg h2 { font-size: clamp(32px, 5vw, 72px); }

/* ================= İLETİŞİM ================= */
.sed-contact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
  gap: clamp(28px, 4.5vw, 48px); align-items: start;
}
.sed-contact-list { display: grid; border-top: 2px solid var(--rule); max-width: 540px; }
.sed-contact-list > div { padding: 22px 0; border-bottom: 2px solid var(--rule-soft); }
.sed-contact-list > div:last-child { border-bottom: 0; }
.sed-contact-label {
  font-size: 11px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--n500); margin-bottom: 6px;
}
.sed-contact-val { font-size: 17px; font-weight: 600; line-height: 1.4; }
.sed-contact-tel {
  font-size: 26px; font-weight: 900; text-decoration: none;
  color: var(--ink); letter-spacing: -.025em;
}
.sed-contact-tel:hover { color: var(--accent); }
.sed-contact-mail { font-size: 18px; font-weight: 600; text-decoration: none; color: var(--ink); }
.sed-contact-mail:hover { color: var(--accent); }
.sed-map { margin-top: 36px; border: 2px solid var(--rule); }
.sed-map iframe { width: 100%; height: 300px; border: 0; display: block; }
.sed-map-note { font-size: 12px; color: var(--n600); margin: 10px 0 0; }

.sed-form {
  background: var(--surface); border: 2px solid var(--rule);
  padding: clamp(22px, 5vw, 32px) clamp(18px, 4.5vw, 30px) clamp(26px, 5vw, 36px);
  display: grid; gap: 18px;
}
.sed-form-kicker {
  font-size: 12px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent);
}
.sed-field { display: grid; gap: 6px; }
.sed-field label {
  font-size: 12px; font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; color: var(--n700);
}
.sed-form input, .sed-form select, .sed-form textarea {
  font-family: inherit; font-size: 15px; padding: 14px;
  border: 2px solid var(--rule); background: var(--bg); color: var(--ink);
  border-radius: 0; width: 100%;
}
.sed-form textarea { resize: vertical; }
.sed-field-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 18px;
}
.sed-form button {
  justify-content: flex-start; width: 100%; padding: 18px 24px;
}
.sed-form-note { font-size: 12px; color: var(--n600); line-height: 1.5; }

/* ==================================================================
   Dynamic-site additions
   The static build emitted per-page <style> blocks for the gallery and
   had no consent bar. Both are expressed here once so every page can be
   served from one cacheable stylesheet.
   ================================================================== */

/* ---------- CSS-only gallery (supports up to 12 images) ---------- */
#g0:checked  ~ .sed-gal-main .s0  { opacity: 1; }
#g1:checked  ~ .sed-gal-main .s1  { opacity: 1; }
#g2:checked  ~ .sed-gal-main .s2  { opacity: 1; }
#g3:checked  ~ .sed-gal-main .s3  { opacity: 1; }
#g4:checked  ~ .sed-gal-main .s4  { opacity: 1; }
#g5:checked  ~ .sed-gal-main .s5  { opacity: 1; }
#g6:checked  ~ .sed-gal-main .s6  { opacity: 1; }
#g7:checked  ~ .sed-gal-main .s7  { opacity: 1; }
#g8:checked  ~ .sed-gal-main .s8  { opacity: 1; }
#g9:checked  ~ .sed-gal-main .s9  { opacity: 1; }
#g10:checked ~ .sed-gal-main .s10 { opacity: 1; }
#g11:checked ~ .sed-gal-main .s11 { opacity: 1; }

#g0:checked  ~ .sed-gal-thumbs .t0,
#g1:checked  ~ .sed-gal-thumbs .t1,
#g2:checked  ~ .sed-gal-thumbs .t2,
#g3:checked  ~ .sed-gal-thumbs .t3,
#g4:checked  ~ .sed-gal-thumbs .t4,
#g5:checked  ~ .sed-gal-thumbs .t5,
#g6:checked  ~ .sed-gal-thumbs .t6,
#g7:checked  ~ .sed-gal-thumbs .t7,
#g8:checked  ~ .sed-gal-thumbs .t8,
#g9:checked  ~ .sed-gal-thumbs .t9,
#g10:checked ~ .sed-gal-thumbs .t10,
#g11:checked ~ .sed-gal-thumbs .t11 {
  opacity: 1; outline: 3px solid var(--accent); outline-offset: -3px;
}

/* Thumb strip wraps once there are more than a handful of images. */
.sed-gal-thumbs { flex-wrap: wrap; }
.sed-gal-thumb { flex: 1 1 80px; min-width: 70px; }

/* Keyboard users must be able to see which slide is focused. */
.sed-gal-input:focus-visible ~ .sed-gal-thumbs .sed-gal-thumb { outline: 2px dashed var(--n600); }

/* ---------- skip link ---------- */
.sed-skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--bg); padding: 14px 20px;
  font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  font-size: 13px; text-decoration: none;
}
.sed-skip:focus { left: 0; color: var(--bg); }

/* ---------- category link inside the product kicker row ---------- */
a.sed-kicker { text-decoration: none; }
a.sed-kicker:hover { color: var(--accent); }

/* ---------- form feedback ---------- */
.sed-alert {
  margin: 0; padding: 14px 16px; font-size: 14px; line-height: 1.5;
  border: 2px solid var(--rule);
}
.sed-alert-ok { background: #e8f3ea; border-color: #2f6b3a; color: #1e4a26; }
.sed-alert-err { background: #fdeae7; border-color: var(--accent-deep); color: var(--accent-deep); }

/* Honeypot: off-screen rather than display:none, which some bots detect. */
.sed-hp {
  position: absolute; left: -9999px; width: 1px; height: 1px;
  overflow: hidden; opacity: 0; pointer-events: none;
}

/* ---------- footer extras ---------- */
.sed-footer-social { display: flex; gap: 10px; margin-top: 18px; }
.sed-footer-social a {
  width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  border: 2px solid var(--rule-dark); color: var(--n400); text-decoration: none; font-size: 14px;
}
.sed-footer-social a:hover { border-color: var(--accent); color: var(--accent); }
.sed-footer-legal { display: flex; flex-wrap: wrap; gap: 16px; }
.sed-footer-legal a { color: var(--n600); text-decoration: none; }
.sed-footer-legal a:hover { color: var(--accent); }

/* ---------- cookie consent bar (KVKK / GDPR) ---------- */
.sed-consent {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 120;
  background: var(--ink); color: var(--bg);
  border-top: 3px solid var(--accent);
}
.sed-consent[hidden] { display: none; }
.sed-consent-inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: 18px var(--gut);
  display: flex; flex-wrap: wrap; align-items: center; gap: 20px;
}
.sed-consent-text {
  margin: 0; flex: 1 1 420px; font-size: 14px; line-height: 1.55; color: var(--n300);
}
.sed-consent-text a { color: var(--accent-mid); text-decoration: underline; }
.sed-consent-actions { display: flex; flex-wrap: wrap; gap: 2px; margin-left: auto; }
.sed-consent-actions .sed-btn { padding: 14px 22px; font-size: 13px; }
.sed-consent-actions .sed-btn-ghost {
  border-color: rgba(243, 242, 242, .45); color: var(--bg); padding: 12px 22px;
}
.sed-consent-actions .sed-btn-ghost:hover { background: rgba(243, 242, 242, .12); color: var(--bg); }

/* ---------- print ---------- */
@media print {
  .sed-topbar, .sed-header, .sed-consent, .sed-poster, .sed-marquee, .sed-skip { display: none !important; }
  .sed-page { background: #fff; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 11px; color: #555; }
}

/* ==================================================================
   Refinements
   The product groups moved into the main navigation, so the filter bar
   was removed; these rules replace what it carried and tighten the
   places the eye lands first.
   ================================================================== */

/* ---------- page-head meta row (replaces the filter bar's counter) ---------- */
.sed-pagehead-meta {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 10px 26px; margin-top: 28px; padding-top: 22px;
  border-top: 2px solid rgba(243, 242, 242, .22);
  font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--n500);
}
.sed-pagehead-meta strong {
  font-size: 20px; font-weight: 900; letter-spacing: -.02em;
  color: var(--accent-mid); margin-right: 6px; vertical-align: -1px;
}
.sed-pagehead-meta a {
  color: var(--bg); text-decoration: none; font-weight: 800;
  border-bottom: 2px solid var(--accent); padding-bottom: 4px;
}
.sed-pagehead-meta a:hover { color: var(--accent-mid); }

/* ---------- cards ---------- */
/* A restrained lift: the border darkens to the accent and the card rises 2px, which
   reads as interactive without introducing shadows the flat design does not use. */
.sed-card {
  position: relative;
  transition: background-color .2s ease, transform .2s ease, box-shadow .25s ease;
}
.sed-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 0 -6px rgba(32, 30, 29, .18);
  z-index: 1;
}
/* Accent rule that draws itself along the top edge on hover. */
.sed-card::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .28s ease;
}
.sed-card:hover::after { transform: scaleX(1); }

.sed-card-img { position: relative; }
.sed-card-img img { padding: 10px; }
.sed-card-more, .sed-gcard-more { transition: letter-spacing .2s ease; }
.sed-card:hover .sed-card-more, .sed-card:hover .sed-gcard-more { letter-spacing: .16em; }

@media (prefers-reduced-motion: reduce) {
  .sed-card, .sed-card::after, .sed-card-img img,
  .sed-card-more, .sed-gcard-more { transition: none; }
  .sed-card:hover { transform: none; }
}

/* ---------- section heads ---------- */
.sed-sec-head .sed-kicker { position: relative; padding-left: 34px; }
.sed-sec-head .sed-kicker::before {
  content: ""; position: absolute; left: 0; top: 50%;
  width: 24px; height: 2px; background: var(--accent);
}

/* ---------- links ---------- */
.sed-link-underline { transition: border-color .2s ease, color .2s ease; }
.sed-link-underline:hover { border-bottom-color: var(--ink); }

/* ---------- specification table ---------- */
.sed-spec-row { transition: background-color .18s ease; }
.sed-spec-row:hover { background: rgba(32, 30, 29, .04); }

/* ---------- product gallery ---------- */
.sed-gal-thumb { transition: opacity .2s ease; }

/* ---------- empty state ---------- */
.sed-empty {
  border: 2px dashed var(--rule-soft); padding: clamp(32px, 6vw, 56px) var(--gut);
  text-align: center; color: var(--n700);
}
.sed-empty p { margin: 0 0 20px; font-size: 17px; }

/* ---------- typography niceties ---------- */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
.sed-hero h1, .sed-poster h2, .sed-band h2 { hyphens: manual; }