:root {
  --ink: #15181c;
  --ink-2: #3a4049;
  --muted: #69707b;
  --line: #dfe2e6;
  --gray: #f2f3f5;
  --white: #fff;
  --cobalt: #2747d6;
  --cobalt-dark: #1b34a6;
  --head: "Barlow Semi Condensed", "Arial Narrow", Arial, sans-serif;
  --body: "Lexend", Arial, sans-serif;
  --r: 6px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 16px/1.65 var(--body); color: var(--ink); background: var(--white); }
[hidden] { display: none !important; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cobalt); }
h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.08; margin: 0 0 .5em; letter-spacing: -.005em; }
h1 { font-size: clamp(40px, 5.6vw, 72px); }
h2 { font-size: clamp(28px, 3.2vw, 40px); }
h3 { font-size: 22px; font-weight: 600; }
p { margin: 0 0 1em; }
.kap { width: min(1200px, 100% - 32px); margin-inline: auto; }

/* üst şerit: kafein / obase */
.serit { background: var(--ink); color: #c4c9d1; font-size: 13px; }
.serit .kap { display: flex; align-items: center; gap: 24px; min-height: 38px; }
.serit a { color: #fff; text-decoration: none; }
.serit-yer { margin-right: auto; }
.serit-sosyal { display: flex; gap: 14px; }
.serit .ikon span { display: none; }
.ikon { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.ikon svg { fill: currentColor; }

.ust { background: var(--white); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.ust .kap { display: flex; align-items: center; gap: 32px; min-height: 76px; }
.marka { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 700 24px/1 var(--head); }
.marka-acik { color: #fff; }
.menu { display: flex; gap: 28px; margin-left: auto; }
.menu a { color: var(--ink-2); text-decoration: none; font-size: 15px; padding: 6px 0; border-bottom: 2px solid transparent; }
.menu a:hover, .menu a.on { color: var(--ink); border-color: var(--cobalt); }
.menu-numune { display: none; }
.menu-ac { display: none; }

.dugme { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: var(--r); border: 1.5px solid var(--cobalt); background: var(--cobalt); color: #fff; font: 500 15px/1 var(--body); text-decoration: none; cursor: pointer; }
.dugme:hover { background: var(--cobalt-dark); border-color: var(--cobalt-dark); }
.dugme-hat { background: transparent; color: var(--ink); border-color: var(--ink); }
.dugme-hat:hover { background: var(--ink); border-color: var(--ink); color: #fff; }
.dugme-acik { background: #fff; color: var(--ink); border-color: #fff; }
.dugme-acik:hover { background: transparent; color: #fff; border-color: #fff; }
.dugmeler { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.bag { color: var(--ink); font-weight: 500; text-underline-offset: 4px; }

/* giriş: forte, solda büyük başlık, sağda görsel */
.giris { padding: 56px 0 80px; }
.giris-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.giris-metin p { font-size: 18px; color: var(--ink-2); max-width: 520px; }
.giris-foto { margin: 0; border-radius: var(--r); overflow: hidden; aspect-ratio: 4/3.4; }
.giris-foto img { width: 100%; height: 100%; object-fit: cover; }

.bolum { padding: 88px 0; }
.bolum-ust-yok { padding-top: 0; }
.gri { background: var(--gray); }
.koyu { background: var(--ink); color: #d7dbe1; }
.koyu h2 { color: #fff; }
.baslik-satir { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.baslik-satir h2 { margin: 0; }

/* kumaş kartları: glorvia etiket "tablet"leri */
.kumas-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.kumas { display: block; color: inherit; text-decoration: none; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: #fff; }
.kumas img { aspect-ratio: 4/3; object-fit: cover; width: 100%; transition: transform .4s; }
.kumas:hover img { transform: scale(1.03); }
.kumas-alt { padding: 18px 20px 20px; }
.kumas-alt h3 { margin: 10px 0 4px; }
.kumas-alt p { color: var(--muted); font-size: 14px; margin: 0; }
.kumas-alt small { display: block; margin-top: 10px; font-size: 12px; color: var(--muted); }
.etiketler { display: flex; flex-wrap: wrap; gap: 6px; }
.etiketler span { font-size: 12px; padding: 4px 10px; border-radius: 99px; background: var(--gray); color: var(--ink-2); }

.ikili { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.kesit-kutu { background: #fff; border-radius: var(--r); padding: 20px; }
.kesit-acik { border: 1px solid var(--line); }
.kesit { width: 100%; height: auto; }
.k-yazi { font: 500 17px var(--body); fill: var(--ink); }
.k-acik { fill: #fff; }
.metin h2 { margin-top: 1.2em; font-size: 28px; }
.metin h2:first-child { margin-top: 0; }

/* sekmeler: obase our-solutions */
.sekme-liste { display: flex; flex-wrap: wrap; gap: 8px; border-bottom: 1px solid var(--line); margin-bottom: 28px; }
.sekme-liste button { background: none; border: 0; border-bottom: 3px solid transparent; padding: 12px 18px; font: 600 20px var(--head); color: var(--muted); cursor: pointer; margin-bottom: -1px; }
.sekme-liste button[aria-selected="true"] { color: var(--ink); border-color: var(--cobalt); }
.sekme-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.sekme-panel p { font-size: 17px; color: var(--ink-2); }
.sekme-panel ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.sekme-panel li a { display: flex; align-items: center; gap: 14px; padding: 10px; border: 1px solid var(--line); border-radius: var(--r); color: var(--ink); text-decoration: none; }
.sekme-panel li a:hover { border-color: var(--cobalt); }
.sekme-panel li img { width: 64px; height: 48px; object-fit: cover; border-radius: 4px; }
.sekme-panel li span { display: flex; flex-direction: column; font-weight: 500; }
.sekme-panel li small { color: var(--muted); font-weight: 400; font-size: 12px; }

.adimlar { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.adimlar li { background: #fff; border-top: 3px solid var(--cobalt); padding: 24px; border-radius: 0 0 var(--r) var(--r); }
.adimlar p { color: var(--ink-2); font-size: 15px; margin: 0; }

.kurucu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.kurucu { display: grid; grid-template-columns: 120px 1fr; gap: 24px; padding: 24px; border: 1px solid var(--line); border-radius: var(--r); background: #fff; }
.kurucu-foto { width: 120px; height: 140px; border-radius: var(--r); background: var(--gray); display: grid; place-items: center; font: 700 36px var(--head); color: var(--cobalt); }
.kurucu h3 { margin-bottom: 2px; }
.kurucu-rol { color: var(--ink-2); font-size: 14px; margin: 0; }
.kurucu-yer { color: var(--muted); font-size: 13px; margin: 0 0 12px; }
.kurucu p:last-child { margin: 0; font-size: 15px; }

/* alt çağrı: glorvia koyu blok */
.cagri { background: var(--cobalt); color: #e6eafb; padding: 72px 0; }
.cagri h2 { color: #fff; max-width: 720px; }
.cagri p { max-width: 560px; }

.sayfa-bas { padding: 64px 0 48px; }
.sayfa-bas p { font-size: 18px; color: var(--ink-2); max-width: 680px; }

/* teknik tablo: vbt / forte özellik tabloları */
.tablo-kutu { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); }
.tablo { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 720px; }
.tablo th, .tablo td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.tablo th { background: var(--gray); font-weight: 500; font-size: 13px; color: var(--ink-2); }
.tablo tr:last-child td { border-bottom: 0; }
.detaylar { display: grid; gap: 40px; margin-top: 64px; }
.kumas-detay { display: grid; grid-template-columns: 420px 1fr; gap: 40px; align-items: start; scroll-margin-top: 100px; }
.kumas-detay img { border-radius: var(--r); aspect-ratio: 4/3; object-fit: cover; }
.kumas-detay h2 { margin: 12px 0 10px; }
.kumas-detay dl { display: grid; grid-template-columns: repeat(4, auto); justify-content: start; gap: 8px 32px; margin: 0 0 24px; }
.kumas-detay dt { font-size: 12px; color: var(--muted); }
.kumas-detay dd { margin: 0; font-weight: 500; }

.sss { display: grid; gap: 10px; max-width: 860px; }
.sss details { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 0 20px; }
.sss summary { cursor: pointer; padding: 18px 0; font-weight: 500; }
.sss p { color: var(--ink-2); }

.genis-foto { margin: 0; border-radius: var(--r); overflow: hidden; }

.iletisim-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: start; }
.form { display: grid; gap: 16px; }
.alan-ikili { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: 14px; font-weight: 500; }
.form small { color: var(--muted); font-weight: 400; }
.form input, .form select, .form textarea { font: 400 16px var(--body); padding: 12px 14px; border: 1px solid #c8cdd4; border-radius: var(--r); background: #fff; color: var(--ink); width: 100%; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--cobalt); outline-offset: 1px; border-color: var(--cobalt); }
.form .onay { grid-template-columns: 20px 1fr; align-items: start; font-weight: 400; color: var(--ink-2); }
.form .onay input { width: 18px; height: 18px; margin-top: 3px; }
.form .dugme { justify-self: start; }
.gizli { position: absolute; left: -9999px; }
.form-durum { margin: 0; font-size: 14px; }
.iletisim-kart { background: var(--gray); border-radius: var(--r); padding: 28px; }
.iletisim-kart h2 { font-size: 20px; margin: 0 0 6px; }
.iletisim-kart p { margin-bottom: 20px; }
.sosyal-liste { display: grid; gap: 10px; margin-bottom: 12px; }
.ikon-satir { color: var(--ink); font-weight: 500; }
.kucuk { font-size: 13px; color: var(--muted); }

.yazi { max-width: 760px; }
.yazi h2 { font-size: 24px; margin-top: 1.4em; }

.alt { background: var(--ink); color: #aeb4bd; padding: 64px 0 28px; font-size: 14px; }
.alt-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.alt h3 { color: #fff; font-size: 16px; font-family: var(--body); font-weight: 500; margin-bottom: 14px; }
.alt-grid > div > a, .alt-grid > div > span { display: block; color: #aeb4bd; text-decoration: none; margin-bottom: 8px; }
.alt-grid a:hover { color: #fff; }
.alt-marka p { margin: 16px 0 20px; max-width: 300px; }
.alt-sosyal { display: flex; gap: 10px; }
.ikon-acik { width: 38px; height: 38px; justify-content: center; border: 1px solid #3a4049; border-radius: 50%; color: #fff; }
.ikon-acik span { display: none; }
.alt-son { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 48px; padding-top: 24px; border-top: 1px solid #2b3037; }
.alt-son span { margin-right: auto; }
.alt-son a { color: #aeb4bd; }

.cerez { position: fixed; inset: auto 0 0 0; background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -6px 24px rgba(0,0,0,.08); z-index: 50; padding: 16px 0; }
.cerez .kap { display: flex; align-items: center; gap: 24px; }
.cerez p { margin: 0; font-size: 14px; color: var(--ink-2); }
.cerez div div { display: flex; gap: 10px; flex-shrink: 0; }

@media (max-width: 1000px) {
  .giris-grid, .ikili, .sekme-panel, .iletisim-grid { grid-template-columns: 1fr; gap: 36px; }
  .kumas-grid { grid-template-columns: 1fr 1fr; }
  .adimlar { grid-template-columns: 1fr 1fr; }
  .kurucu-grid { grid-template-columns: 1fr; }
  .alt-grid { grid-template-columns: 1fr 1fr; }
  .kumas-detay { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 820px) {
  .ust-dugme { display: none; }
  .menu-ac { display: inline-flex; flex-direction: column; gap: 4px; margin-left: auto; background: none; border: 0; padding: 10px; cursor: pointer; }
  .menu-ac span { width: 22px; height: 2px; background: var(--ink); }
  .menu-ac b { position: absolute; left: -9999px; }
  .menu { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px; }
  .menu.acik { display: flex; }
  .menu a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .menu a.on { border-color: var(--line); color: var(--cobalt); }
  .menu-numune { display: block; color: var(--cobalt) !important; font-weight: 500; }
  .serit-yer { display: none; }
  .serit .kap { justify-content: space-between; }
}
@media (max-width: 600px) {
  .giris { padding: 32px 0 56px; }
  .bolum { padding: 64px 0; }
  .bolum-ust-yok { padding-top: 0; }
  .kumas-grid, .adimlar, .alan-ikili, .alt-grid { grid-template-columns: 1fr; }
  .kurucu { grid-template-columns: 1fr; }
  .kurucu-foto { width: 96px; height: 96px; font-size: 30px; }
  .kumas-detay dl { grid-template-columns: 1fr 1fr; }
  .baslik-satir { flex-direction: column; gap: 8px; }
  .sekme-liste button { font-size: 17px; padding: 10px 12px; }
  .cerez .kap { flex-direction: column; align-items: stretch; gap: 12px; }
  .cerez div div .dugme { flex: 1; }
}