/* Molcem Nano — kurumsal, sade, endüstriyel. Tek vurgu rengi: logodaki turkuaz. */
:root {
  --bg: #f4f4f1;
  --surface: #ffffff;
  --alt: #ebebe6;
  --ink: #0e1316;
  --ink-2: #172026;
  --text: #384147;
  --muted: #6e767b;
  --line: #d9dbd8;
  --line-dark: rgba(255, 255, 255, .14);
  --teal: #2a95a1;
  --teal-d: #1a6f79;
  --teal-l: #e3f1f2;
  --gx: clamp(16px, 4vw, 64px);
  --display: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; overflow-x: clip; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--display); color: var(--ink); font-weight: 600; letter-spacing: -.025em; line-height: 1.08; }
h2 { font-size: clamp(30px, 3.6vw, 54px); }
::selection { background: var(--teal); color: #fff; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--ink); color: #fff; padding: 10px 16px; }
.skip:focus { left: 8px; }
.ico { width: 1.05em; height: 1.05em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .35s var(--ease); flex: none; }
.muted { color: var(--muted); }

.kicker, .label { font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.kicker::before { content: ''; width: 18px; height: 1px; background: var(--teal); }
.label { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.label b { font-weight: 500; color: var(--teal-d); }
.label b::after { content: ''; display: inline-block; width: 24px; height: 1px; background: var(--line); margin-left: 12px; vertical-align: middle; }

.btn { display: inline-flex; align-items: center; gap: 12px; padding: 16px 26px; font-weight: 600; font-size: 15px; border-radius: 2px; transition: background .25s, color .25s, border-color .25s; }
.btn:hover .ico { transform: translateX(4px); }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: var(--teal-d); }
.btn-line { border: 1px solid var(--ink); color: var(--ink); }
.btn-line:hover { background: var(--ink); color: #fff; }
.tlink { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; color: var(--ink); padding-bottom: 6px; border-bottom: 1px solid var(--ink); }
.tlink:hover { color: var(--teal-d); border-color: var(--teal-d); }
.tlink:hover .ico { transform: translateX(4px); }

/* ---------- Header ---------- */
.header { position: fixed; z-index: 80; top: 0; left: 0; right: 0; display: flex; align-items: center; gap: 32px; padding: 0 var(--gx); height: 84px; transition: transform .4s var(--ease), background .3s, height .3s, border-color .3s; border-bottom: 1px solid transparent; }
.header.solid { background: rgba(244, 244, 241, .9); backdrop-filter: blur(14px) saturate(1.3); border-color: var(--line); height: 70px; }
.header.hide { transform: translateY(-100%); }
.logo img { height: 44px; width: auto; transition: filter .3s, height .3s; }
.header.solid .logo img { height: 38px; }
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a { position: relative; padding: 8px 12px; font-size: 14.5px; font-weight: 500; color: var(--text); transition: color .2s; }
.nav a::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: 2px; height: 1px; background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav a:hover, .nav a.on { color: var(--ink); }
.nav a:hover::after, .nav a.on::after { transform: none; }
.header-right { display: flex; align-items: center; gap: 20px; }
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; font-family: var(--mono); font-size: 12px; }
.lang a { padding: 6px 10px; color: var(--muted); transition: background .2s, color .2s; }
.lang a:hover { color: var(--ink); }
.lang a.on { background: var(--ink); color: #fff; }
.menu-btn { display: flex; align-items: center; gap: 12px; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.menu-ico { width: 44px; height: 44px; border: 1px solid var(--ink); display: grid; place-content: center; gap: 6px; transition: background .3s; }
.menu-ico i { width: 18px; height: 1.5px; background: var(--ink); transition: transform .35s var(--ease), background .3s; }
.menu-btn:hover .menu-ico { background: var(--ink); }
.menu-btn:hover .menu-ico i { background: #fff; }
.menu-open .header { background: transparent; border-color: transparent; backdrop-filter: none; transform: none; }
.menu-open .menu-ico { border-color: #fff; }
.menu-open .menu-ico i { background: #fff; }
.menu-open .menu-ico i:first-child { transform: translateY(3.75px) rotate(45deg); }
.menu-open .menu-ico i:last-child { transform: translateY(-3.75px) rotate(-45deg); }
.menu-open .menu-label { color: #fff; }
.menu-open .logo img { filter: brightness(0) invert(1); }
.menu-open .nav, .menu-open .lang-head { opacity: 0; pointer-events: none; }

/* ---------- Tam ekran menü ---------- */
.overlay { position: fixed; inset: 0; z-index: 70; background: var(--ink); color: #fff; overflow-y: auto; opacity: 0; visibility: hidden; transform: translateY(-2%); transition: opacity .4s var(--ease), transform .5s var(--ease), visibility 0s .5s; }
.menu-open .overlay { opacity: 1; visibility: visible; transform: none; transition: opacity .4s var(--ease), transform .5s var(--ease); }
.menu-open { overflow: hidden; }
.ov-in { min-height: 100%; display: grid; grid-template-columns: 1.1fr 1fr; gap: 6vw; padding: 120px var(--gx) 48px; }
.ov-main { list-style: none; border-top: 1px solid var(--line-dark); align-self: start; }
.ov-main li { border-bottom: 1px solid var(--line-dark); overflow: hidden; }
.ov-main a { display: flex; align-items: baseline; gap: 24px; padding: 14px 0; font-family: var(--display); font-weight: 500; font-size: clamp(26px, 3.4vw, 46px); letter-spacing: -.025em; line-height: 1.15; transform: translateY(100%); transition: transform .6s var(--ease) calc(var(--i) * 40ms + .1s), color .2s, padding .3s var(--ease); }
.menu-open .ov-main a { transform: none; }
.ov-main a:hover { color: var(--teal); padding-left: 10px; }
.ov-main small { font-family: var(--mono); font-size: 12px; color: rgba(255, 255, 255, .45); }
.ov-side { display: grid; gap: 32px; align-content: start; opacity: 0; transition: opacity .4s .25s; }
.menu-open .ov-side { opacity: 1; }
.ov-preview { aspect-ratio: 16 / 9; overflow: hidden; background: var(--ink-2); }
.ov-preview img { width: 100%; height: 100%; object-fit: cover; transition: opacity .3s; }
.ov-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ov-group { display: grid; gap: 6px; align-content: start; transition: opacity .25s; font-size: 14px; }
.ov-groups:has(.hi) .ov-group:not(.hi) { opacity: .35; }
.ov-group h5 { font-family: var(--mono); font-weight: 500; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--teal); margin-bottom: 6px; }
.ov-group a { color: rgba(255, 255, 255, .75); }
.ov-group a:hover { color: #fff; }
.ov-contact { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding-top: 24px; border-top: 1px solid var(--line-dark); font-weight: 500; }
.ov-contact .lang { border-color: var(--line-dark); margin-left: auto; }
.ov-contact .lang a { color: rgba(255, 255, 255, .6); }
.ov-contact .lang a.on { background: #fff; color: var(--ink); }

/* ---------- Hero ---------- */
.hero { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 5vw; align-items: center; padding: 140px var(--gx) 0; overflow: hidden; }
#threads { position: absolute; inset: 0 0 auto 0; height: 100%; width: 100%; z-index: 0; opacity: .7; }
.hero-text, .hero-visual, .stats { position: relative; z-index: 1; }
.hero-title { font-size: clamp(40px, 5.6vw, 88px); font-weight: 600; letter-spacing: -.04em; line-height: 1.02; margin-bottom: 28px; }
.hero-title .line { display: block; overflow: hidden; padding-bottom: .05em; }
.hero-title .line > span { display: inline-block; animation: rise 1s var(--ease) both; }
.hero-title .line + .line > span { animation-delay: .1s; }
.accent { color: var(--teal-d); }
@keyframes rise { from { transform: translateY(105%); } }
.hero-lead { max-width: 540px; font-size: 18px; margin-bottom: 36px; animation: fadeUp .9s .35s var(--ease) both; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; animation: fadeUp .9s .45s var(--ease) both; }
.hero .kicker { animation: fadeUp .8s var(--ease) both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } }
.hero-visual { animation: fadeIn 1.2s .15s var(--ease) both; }
@keyframes fadeIn { from { opacity: 0; } }
.frame { position: relative; aspect-ratio: 4 / 4.4; overflow: hidden; background: var(--ink); }
.slide { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.06); transition: opacity 1.2s, transform 6s ease-out; }
.slide.on { opacity: 1; transform: scale(1); }
.frame-bar { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 12px; color: var(--muted); }
.frame-bar b { color: var(--ink); font-weight: 500; }
.frame-prog { display: flex; gap: 6px; flex: 1; max-width: 240px; }
.frame-prog i { flex: 1; height: 2px; background: var(--line); position: relative; overflow: hidden; }
.frame-prog i.on::after { content: ''; position: absolute; inset: 0; background: var(--teal); transform-origin: left; animation: prog 4.5s linear forwards; }
@keyframes prog { from { transform: scaleX(0); } }
.stats { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); margin-top: 72px; }
.stat { padding: 28px 24px 34px 0; border-right: 1px solid var(--line); }
.stat + .stat { padding-left: 24px; }
.stat:last-child { border-right: 0; }
.stat-n { display: block; font-family: var(--display); font-size: clamp(36px, 3.6vw, 56px); font-weight: 600; letter-spacing: -.04em; color: var(--ink); line-height: 1; margin-bottom: 10px; }
.stat-n b { font-weight: 600; }
.stat-l { font-size: 14px; color: var(--muted); }

.ticker { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; background: var(--surface); }
.ticker-track { display: flex; width: max-content; animation: slide 50s linear infinite; }
.ticker span { font-family: var(--mono); font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); padding: 18px 36px; border-right: 1px solid var(--line); white-space: nowrap; }
@keyframes slide { to { transform: translateX(-33.333%); } }

/* ---------- Bölümler ---------- */
.sec { padding: clamp(80px, 9vw, 140px) var(--gx); }
.sec-tight { padding-top: 32px; }
.sec-alt { background: var(--alt); }
.sec-head { margin-bottom: clamp(36px, 4.4vw, 64px); }
.sec-head.row { display: flex; justify-content: space-between; align-items: end; gap: 24px 48px; flex-wrap: wrap; }
.sec-head h2 { max-width: 860px; }

/* Ürün kaşifi: periyodik tablo + detay paneli */
.explorer { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(24px, 3vw, 48px); align-items: start; }
.ptable { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.cell { position: relative; aspect-ratio: 1; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); padding: clamp(14px, 1.4vw, 22px); display: flex; flex-direction: column; background: var(--surface); transition: background .3s, color .3s; overflow: hidden; isolation: isolate; }
.cell-n { font-family: var(--mono); font-size: 12px; color: var(--muted); transition: color .3s; }
.cell-sym { margin: auto 0; font-family: var(--display); font-weight: 600; font-size: clamp(48px, 5.2vw, 84px); letter-spacing: -.05em; line-height: 1; color: var(--ink); transition: color .3s; }
.cell-name { font-size: 13.5px; font-weight: 500; line-height: 1.3; color: var(--text); transition: color .3s; min-height: 2.6em; }
.cell::before { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.cell:hover::before, .cell.active::before { transform: none; }
.cell.active { background: var(--ink); }
.cell.active .cell-sym, .cell.active .cell-name { color: #fff; }
.cell.active .cell-n { color: var(--teal); }
.cell-img, .cell-go { display: none; }
.ptable-cap { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 12px 16px; background: var(--ink); color: #fff; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.ptable-cap span:last-child { color: var(--teal); }
.xpanel { position: sticky; top: 100px; display: grid; }
.xitem { grid-area: 1 / 1; display: grid; gap: 12px; opacity: 0; visibility: hidden; transition: opacity .35s, visibility 0s .35s; }
.xitem.on { opacity: 1; visibility: visible; transition: opacity .45s; }
.xitem-img { aspect-ratio: 4 / 3; overflow: hidden; background: var(--alt); margin-bottom: 10px; }
.xitem-img img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); transition: transform 1.2s var(--ease); }
.xitem.on .xitem-img img { transform: none; }
.xitem-meta { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .05em; }
.xitem-t { font-family: var(--display); font-weight: 600; font-size: clamp(24px, 2.2vw, 34px); letter-spacing: -.03em; color: var(--ink); line-height: 1.1; }
.xitem-d { font-size: 16.5px; max-width: 520px; }
.xitem-go { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; color: var(--teal-d); margin-top: 6px; }
.xitem:hover .xitem-go .ico { transform: translateX(4px); }

/* Hakkımızda */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 6vw; align-items: center; }
.about-imgs { position: relative; padding: 0 12% 14% 0; }
.about-a { overflow: hidden; aspect-ratio: 4 / 3.3; }
.about-a img { width: 100%; height: 115%; object-fit: cover; margin-top: -7.5%; }
.about-b { position: absolute; right: 0; bottom: 0; width: 40%; aspect-ratio: 571 / 600; overflow: hidden; background: var(--surface); border: 8px solid var(--bg); }
.about-b img { width: 100%; height: 100%; object-fit: cover; }
/* Video kapağı: fabrika fotoğrafının tamamı tıklanabilir */
.vid { position: relative; display: block; width: 100%; padding: 0; cursor: pointer; isolation: isolate; text-align: left; }
.vid::after { content: ''; position: absolute; inset: 0; background: linear-gradient(200deg, rgba(14, 19, 22, 0) 40%, rgba(14, 19, 22, .7)); transition: background .35s; }
.vid:hover::after { background: linear-gradient(200deg, rgba(14, 19, 22, .15) 30%, rgba(14, 19, 22, .8)); }
.vid-tag { position: absolute; z-index: 1; left: 16px; top: 16px; background: rgba(14, 19, 22, .75); color: #fff; font-family: var(--mono); font-size: 12px; letter-spacing: .04em; padding: 6px 10px; }
.vid-center { position: absolute; z-index: 1; left: 24px; bottom: 24px; display: flex; align-items: center; gap: 18px; color: #fff; }
.vid-btn { position: relative; width: 84px; height: 84px; border-radius: 50%; background: var(--teal); display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0, 0, 0, .35); transition: transform .35s var(--ease), background .25s; }
.vid-btn::before { content: ''; position: absolute; inset: -10px; border-radius: 50%; border: 2px solid rgba(255, 255, 255, .55); animation: ring 2.2s ease-out infinite; }
@keyframes ring { from { transform: scale(.85); opacity: 1; } to { transform: scale(1.35); opacity: 0; } }
.vid-btn svg { width: 30px; height: 30px; fill: #fff; margin-left: 4px; }
.vid:hover .vid-btn { transform: scale(1.08); background: var(--teal-d); }
.vid-label { font-weight: 600; font-size: 17px; max-width: 160px; line-height: 1.3; text-shadow: 0 1px 8px rgba(0, 0, 0, .6); }
.about-text h2 { margin-bottom: 36px; }
.numbered { list-style: none; border-top: 1px solid var(--ink); margin-bottom: 40px; }
.numbered li { display: flex; gap: 22px; align-items: baseline; padding: 20px 0; border-bottom: 1px solid var(--line); font-size: clamp(16px, 1.3vw, 19px); font-weight: 500; color: var(--ink); }
.numbered b { font-family: var(--mono); font-weight: 500; font-size: 12px; color: var(--teal-d); }

/* Faaliyet ağı */
.network { background: var(--ink); color: #fff; }
.network h2 { color: #fff; }
.network .label { color: rgba(255, 255, 255, .5); }
.network .label b { color: var(--teal); }
.network .label b::after { background: var(--line-dark); }
.network-lead { max-width: 520px; color: rgba(255, 255, 255, .7); }
.network-body { display: grid; grid-template-columns: 1fr; }
.map-wrap { border: 1px solid var(--line-dark); padding: 12px; }
.netmap { width: 100%; height: auto; display: block; overflow: visible; }
.netmap .land circle { fill: rgba(255, 255, 255, .16); }
.netmap .arc { fill: none; stroke: var(--teal); stroke-width: 1.3; stroke-dasharray: 1; stroke-dashoffset: 1; opacity: .75; transition: stroke-dashoffset 1.6s var(--ease), opacity .3s, stroke-width .3s; }
.network.in .arc { stroke-dashoffset: 0; }
.network.in .arc:nth-child(2) { transition-delay: .1s; } .network.in .arc:nth-child(3) { transition-delay: .2s; }
.network.in .arc:nth-child(4) { transition-delay: .3s; } .network.in .arc:nth-child(5) { transition-delay: .4s; }
.network.in .arc:nth-child(6) { transition-delay: .5s; } .network.in .arc:nth-child(7) { transition-delay: .6s; }
.network.in .arc:nth-child(8) { transition-delay: .7s; }
.netmap .pin .dot { fill: var(--ink); stroke: var(--teal); stroke-width: 2; transition: fill .25s, r .25s; }
.netmap .pin-hq .dot { fill: var(--teal); stroke: #fff; }
.netmap .pulse { fill: none; stroke: var(--teal); stroke-width: 1.5; animation: pulse 2.4s ease-out infinite; transform-box: fill-box; transform-origin: center; }
@keyframes pulse { from { transform: scale(1); opacity: .9; } to { transform: scale(4); opacity: 0; } }
.netmap text { font-family: var(--mono); font-size: 12px; fill: #fff; text-anchor: middle; opacity: 0; transition: opacity .25s; paint-order: stroke; stroke: var(--ink); stroke-width: 4px; }
.netmap .pin-hq text { opacity: 1; }
.netmap .pin.hi .dot { fill: var(--teal); }
.netmap .pin.hi text { opacity: 1; }
.netmap .arc.hi { opacity: 1; stroke-width: 2.4; stroke: #fff; }
.netmap.dim .arc:not(.hi) { opacity: .2; }
.clist { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); border-left: 1px solid var(--line-dark); border-top: 1px solid var(--line-dark); margin-top: 24px; }
.clist li { display: grid; grid-template-columns: 34px 1fr; gap: 2px 8px; padding: 16px 18px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); cursor: default; transition: background .2s; outline: none; }
.clist li:hover, .clist li:focus-visible, .clist li.hi { background: rgba(255, 255, 255, .06); }
.clist-n { grid-row: span 2; font-family: var(--mono); font-size: 12px; color: var(--teal); padding-top: 3px; }
.clist-name { font-family: var(--display); font-weight: 600; font-size: 18px; letter-spacing: -.01em; }
.clist-role { font-size: 13px; color: rgba(255, 255, 255, .55); }

/* Hizmetler: genişleyen fotoğraf paneli */
.svc-sec { background: var(--ink-2); color: #fff; }
.svc-sec h2 { color: #fff; }
.svc-sec .label { color: rgba(255, 255, 255, .5); }
.svc-sec .label b { color: var(--teal); }
.svc-sec .label b::after { background: var(--line-dark); }
.svc-sec .tlink { color: #fff; border-color: rgba(255, 255, 255, .5); }
.svc-sec .tlink:hover { color: var(--teal); border-color: var(--teal); }
.acc { display: flex; gap: 8px; height: clamp(440px, 62vh, 620px); }
.acc-p { position: relative; flex: 1 1 0; min-width: 0; overflow: hidden; isolation: isolate; border: 1px solid var(--line-dark); transition: flex-grow .7s var(--ease); }
.acc-p.on { flex-grow: 5; }
.acc-p img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; filter: grayscale(.6) brightness(.8); transition: filter .6s, transform 1.2s var(--ease); }
.acc-p.on img { filter: none; transform: scale(1.03); }
.acc-p::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(14, 19, 22, .2) 30%, rgba(14, 19, 22, .92)); }
.acc-n { position: absolute; top: 20px; left: 20px; font-family: var(--mono); font-size: 12px; color: rgba(255, 255, 255, .85); }
.acc-v { position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%) rotate(180deg); writing-mode: vertical-rl; white-space: nowrap; font-family: var(--display); font-weight: 600; font-size: 18px; letter-spacing: -.01em; transition: opacity .3s; }
.acc-p.on .acc-v { opacity: 0; }
.acc-cap { position: absolute; left: 28px; right: 28px; bottom: 28px; display: grid; gap: 8px; max-width: 520px; opacity: 0; transform: translateY(12px); transition: opacity .3s, transform .5s var(--ease); pointer-events: none; }
.acc-p.on .acc-cap { opacity: 1; transform: none; transition-delay: .25s; }
.acc-t { font-family: var(--display); font-weight: 600; font-size: clamp(26px, 2.4vw, 38px); letter-spacing: -.03em; line-height: 1.1; white-space: nowrap; }
.acc-s { color: rgba(255, 255, 255, .8); font-size: 16px; }
.acc-go { display: inline-flex; align-items: center; gap: 10px; margin-top: 6px; font-weight: 600; font-size: 14px; color: var(--teal); }
.acc-p:hover .acc-go .ico { transform: translateX(4px); }

/* Haber kartları */
.ncards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.ncard { display: grid; align-content: start; gap: 10px; }
.ncard-img { aspect-ratio: 4 / 4.4; overflow: hidden; background: var(--alt); margin-bottom: 10px; }
.ncard-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .9s var(--ease); }
.ncard:hover .ncard-img img { transform: scale(1.04); }
.ncard time { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.ncard h3 { font-size: clamp(18px, 1.5vw, 22px); letter-spacing: -.02em; line-height: 1.25; transition: color .2s; }
.ncard:hover h3 { color: var(--teal-d); }
.more { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--teal-d); }
.ncard:hover .more .ico { transform: translateX(4px); }

/* Belgeler */
.docrows { border-top: 1px solid var(--ink); }
.docrow { display: grid; grid-template-columns: 56px 140px 1fr auto; align-items: center; gap: 20px; padding: 22px 16px; border-bottom: 1px solid var(--line); transition: background .25s, color .25s, padding .3s var(--ease); }
.docrow:hover { background: var(--ink); color: #fff; padding-left: 26px; }
.docrow-n { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.docrow-tag { font-family: var(--mono); font-size: 12px; letter-spacing: .05em; text-transform: uppercase; color: var(--teal-d); }
.docrow:hover .docrow-tag { color: var(--teal); }
.docrow-t { font-family: var(--display); font-weight: 500; font-size: clamp(16px, 1.4vw, 20px); letter-spacing: -.015em; color: var(--ink); }
.docrow:hover .docrow-t { color: #fff; }
.docrow-pdf { display: inline-flex; gap: 8px; align-items: center; font-family: var(--mono); font-size: 12px; }

/* ---------- İç sayfalar ---------- */
.phead { display: grid; grid-template-columns: 1.2fr 1fr; gap: 5vw; align-items: end; padding: 150px var(--gx) 56px; border-bottom: 1px solid var(--line); }
.phead-plain { grid-template-columns: 1fr; }
.phead h1 { font-size: clamp(38px, 5.4vw, 84px); font-weight: 600; letter-spacing: -.04em; line-height: 1.02; }
.phead-lead { margin-top: 20px; font-size: 18px; max-width: 560px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 10px; font-family: var(--mono); font-size: 12px; color: var(--muted); margin-bottom: 32px; }
.crumbs i { font-style: normal; opacity: .5; }
.crumbs a:hover { color: var(--ink); }
.phead-img { aspect-ratio: 16 / 11; overflow: hidden; animation: fadeIn 1s var(--ease) both; }
.phead-img img { width: 100%; height: 100%; object-fit: cover; }
.rise { animation: fadeUp .9s var(--ease) both; }

.prod { display: grid; grid-template-columns: 1fr 1fr; gap: 5vw; align-items: center; padding: 140px var(--gx) 80px; border-bottom: 1px solid var(--line); }
.prod-cell { position: relative; width: 150px; aspect-ratio: 1; border: 1px solid var(--ink); background: var(--surface); display: grid; place-items: center; margin-bottom: 32px; }
.prod-cell::before { content: ''; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px; background: var(--teal); }
.prod-cell .cell-n { position: absolute; left: 12px; top: 10px; }
.prod-cell .cell-sym { margin: 0; font-size: 64px; }
.cell-cat { position: absolute; bottom: 8px; left: 0; right: 0; text-align: center; font-family: var(--mono); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.prod h1 { font-size: clamp(34px, 4.4vw, 68px); font-weight: 600; letter-spacing: -.04em; margin-bottom: 24px; }
.prod-text { font-size: clamp(17px, 1.4vw, 20px); color: var(--ink); max-width: 560px; margin-bottom: 36px; padding-left: 20px; border-left: 2px solid var(--teal); }
.prod-img { aspect-ratio: 1; overflow: hidden; animation: fadeIn 1s var(--ease) both; }
.prod-img img { width: 100%; height: 100%; object-fit: cover; }

.next-big { display: block; padding: clamp(56px, 7vw, 110px) var(--gx); background: var(--ink); color: #fff; transition: background .4s; }
.next-big:hover { background: var(--teal-d); }
.next-big .label { color: rgba(255, 255, 255, .55); }
.next-t { display: flex; align-items: center; gap: 24px; font-family: var(--display); font-weight: 600; font-size: clamp(30px, 4.4vw, 68px); letter-spacing: -.04em; line-height: 1.05; }
.next-big:hover .ico { transform: translateX(12px); }

.svc-list { border-top: 1px solid var(--ink); }
.svc-row { display: grid; grid-template-columns: 60px 1.1fr 1fr 150px 48px; align-items: center; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line); transition: background .25s, padding .3s var(--ease); }
.svc-row:hover { background: var(--surface); padding-left: 14px; padding-right: 14px; }
.svc-n { font-family: var(--mono); font-size: 12px; color: var(--teal-d); }
.svc-t { font-family: var(--display); font-weight: 600; font-size: clamp(22px, 2.4vw, 36px); letter-spacing: -.03em; color: var(--ink); }
.svc-s { color: var(--muted); }
.svc-img { width: 150px; height: 96px; overflow: hidden; }
.svc-img img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter .4s, transform .6s var(--ease); }
.svc-row:hover .svc-img img { filter: none; transform: scale(1.05); }
.svc-go { width: 48px; height: 48px; border: 1px solid var(--ink); display: grid; place-items: center; transition: background .25s, color .25s; }
.svc-row:hover .svc-go { background: var(--ink); color: #fff; }

.article { max-width: 880px; margin: 0 auto; }
.prose { font-size: 17.5px; }
.prose p { margin-bottom: 20px; }
.prose h3 { font-size: clamp(22px, 2vw, 28px); margin: 48px 0 16px; }
.prose h3:first-child { margin-top: 0; }
.prose > p:first-child, .prose-lead { font-size: clamp(19px, 1.7vw, 23px); color: var(--ink); line-height: 1.55; }
.prose-lead { margin-bottom: 36px; }
.prose strong { color: var(--ink); font-weight: 600; }
.ticks { list-style: none; margin: 8px 0 28px; border-top: 1px solid var(--line); }
.ticks li { position: relative; padding: 14px 0 14px 36px; border-bottom: 1px solid var(--line); font-weight: 500; color: var(--ink); }
.ticks li::before { content: ''; position: absolute; left: 4px; top: 50%; width: 14px; height: 8px; margin-top: -6px; border-left: 2px solid var(--teal); border-bottom: 2px solid var(--teal); transform: rotate(-45deg); }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.g-item { position: relative; overflow: hidden; background: var(--alt); }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.g-item::after { content: '+'; position: absolute; right: 12px; bottom: 12px; width: 40px; height: 40px; display: grid; place-items: center; background: var(--ink); color: #fff; font-size: 22px; font-weight: 300; opacity: 0; transition: opacity .25s; }
.g-item:hover img { transform: scale(1.04); }
.g-item:hover::after { opacity: 1; }
.gallery-masonry { display: block; columns: 3 260px; column-gap: 12px; }
.gallery-masonry .g-item { display: block; width: 100%; margin-bottom: 12px; break-inside: avoid; }
.gallery-masonry .g-item img { aspect-ratio: 3 / 2; }
.gallery-masonry .g-item:nth-child(3n+1) img { aspect-ratio: 4 / 5; }
.gallery-catalog { grid-template-columns: repeat(4, 1fr); gap: 20px; }
.gallery-catalog .g-item { aspect-ratio: 724 / 1024; background: var(--surface); box-shadow: 0 1px 0 var(--line), 0 18px 36px -24px rgba(14, 19, 22, .35); }
.gallery-catalog .g-item img { object-fit: contain; }
.gallery-news { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.corp-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.corp { position: relative; height: clamp(280px, 30vw, 440px); overflow: hidden; isolation: isolate; color: #fff; }
.corp:first-child { grid-column: span 2; }
.corp img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1s var(--ease); }
.corp::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(14, 19, 22, .05) 40%, rgba(14, 19, 22, .85)); }
.corp:hover img { transform: scale(1.04); }
.corp-n { position: absolute; left: 24px; top: 20px; font-family: var(--mono); font-size: 12px; }
.corp-t { position: absolute; left: 24px; right: 24px; bottom: 22px; display: flex; justify-content: space-between; align-items: center; font-family: var(--display); font-weight: 600; font-size: clamp(20px, 1.8vw, 28px); letter-spacing: -.025em; }
.corp:hover .corp-t .ico { transform: translate(3px, -3px); }
.corp-wide { grid-column: 1 / -1; height: clamp(220px, 22vw, 320px); }
.corp-wide img { object-position: center 42%; }

.tabs { display: flex; gap: 0; padding: 0 var(--gx); overflow-x: auto; scrollbar-width: none; border-bottom: 1px solid var(--line); }
.tabs a { flex: none; padding: 16px 20px; font-size: 14.5px; font-weight: 500; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; transition: color .2s, border-color .2s; }
.tabs a:hover { color: var(--ink); }
.tabs a.on { color: var(--ink); border-color: var(--teal); }

.statement { padding: clamp(70px, 9vw, 140px) var(--gx); max-width: 1400px; }
.statement blockquote { font-family: var(--display); font-weight: 500; font-size: clamp(26px, 3.4vw, 52px); letter-spacing: -.03em; line-height: 1.18; color: var(--ink); text-indent: -.4em; }
.statement blockquote::before { content: '“'; color: var(--teal); }
.statement-sm blockquote { font-size: clamp(21px, 2.3vw, 34px); line-height: 1.32; text-indent: 0; }
.statement-sm blockquote::before { content: none; }

.principles { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--line); }
.principles-3 { grid-template-columns: repeat(3, 1fr); }
.principle { padding: clamp(26px, 3vw, 44px); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); transition: background .3s; }
.principle:hover { background: var(--bg); }
.principles:not(.principles-3) .principle:last-child { grid-column: 1 / -1; }
.pr-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.pr-e { font-size: 26px; filter: grayscale(1); }
.pr-n { font-family: var(--mono); font-size: 12px; color: var(--teal-d); margin-left: auto; }
.principle h3 { font-size: clamp(19px, 1.6vw, 24px); margin-bottom: 12px; letter-spacing: -.02em; }
.principle p { color: var(--muted); font-size: 16px; }
.principle-accent { background: var(--ink); }
.principle-accent:hover { background: var(--ink-2); }
.principle-accent h3 { color: #fff; }
.principle-accent p { color: rgba(255, 255, 255, .7); }
.principle-accent .pr-n { color: var(--teal); }

.dark { background: var(--ink); color: #fff; }
.dark .label { color: rgba(255, 255, 255, .55); }
.dark .label b { color: var(--teal); }
.dark .label b::after { background: var(--line-dark); }
.dark-lead { color: rgba(255, 255, 255, .78); font-size: clamp(17px, 1.4vw, 20px); max-width: 860px; margin-bottom: 10px; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); margin: 36px 0 44px; }
.metric { padding: 28px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); transition: background .3s; }
.metric:hover { background: rgba(255, 255, 255, .04); }
.metric span { display: block; font-family: var(--mono); font-size: 12px; color: var(--teal); margin-bottom: 40px; }
.metric p { font-family: var(--display); font-size: clamp(18px, 1.6vw, 23px); font-weight: 500; letter-spacing: -.015em; line-height: 1.3; }

.pager { display: flex; justify-content: space-between; gap: 20px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--ink); }
.pager a { display: grid; gap: 4px; max-width: 48%; font-family: var(--display); font-weight: 600; font-size: 18px; letter-spacing: -.015em; color: var(--ink); }
.pager a:hover { color: var(--teal-d); }
.pager small { font-family: var(--mono); font-size: 12px; font-weight: 400; color: var(--muted); }
.pager .right { text-align: right; margin-left: auto; }

/* İletişim */
.locs { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); margin-bottom: clamp(60px, 7vw, 100px); }
.loc { padding: 24px 24px 28px 0; border-right: 1px solid var(--line); }
.loc + .loc { padding-left: 24px; }
.loc:last-child { border-right: 0; }
.loc .label { margin-bottom: 14px; line-height: 1.4; }
.loc .label b::after { display: none; }
.loc-body { display: grid; gap: 4px; font-size: 15px; }
.loc-body strong { color: var(--ink); font-weight: 600; }
.loc-body a { font-weight: 600; color: var(--ink); width: fit-content; border-bottom: 1px solid transparent; transition: border-color .2s, color .2s; }
.loc-body a:hover { color: var(--teal-d); border-color: var(--teal-d); }
.contact-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(30px, 4vw, 64px); }
.form { display: grid; gap: 12px; align-content: start; }
.form h2 { margin-bottom: 16px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.fld { position: relative; display: block; }
.fld input, .fld textarea { width: 100%; font: inherit; font-size: 17px; color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid #b9bdbd; padding: 28px 0 10px; resize: vertical; border-radius: 0; transition: border-color .25s; }
.fld input:focus, .fld textarea:focus { outline: none; border-color: var(--ink); }
.fld span { position: absolute; left: 0; top: 28px; font-size: 16px; color: var(--muted); pointer-events: none; transition: .25s var(--ease); }
.fld input:focus + span, .fld input:not(:placeholder-shown) + span, .fld textarea:focus + span, .fld textarea:not(:placeholder-shown) + span { top: 4px; font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--teal-d); }
.fld::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.fld:focus-within::after { transform: none; }
.fld.err input, .fld.err textarea { border-color: #b4332e; }
.fld.err span { color: #b4332e; }
.f-foot { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; margin-top: 20px; }
.f-msg { font-size: 14.5px; font-weight: 500; }
.f-msg.err { color: #b4332e; }
.f-msg.ok { color: var(--teal-d); }
.map { min-height: 460px; background: var(--alt); border: 1px solid var(--line); }
.map iframe { width: 100%; height: 100%; min-height: 460px; border: 0; display: block; filter: grayscale(1) contrast(1.05); }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: rgba(255, 255, 255, .65); padding: clamp(70px, 8vw, 120px) var(--gx) 0; font-size: 15px; }
.footer .label { color: rgba(255, 255, 255, .5); }
.footer .label b { color: var(--teal); }
.footer .label b::after { background: var(--line-dark); }
.foot-cta { display: grid; gap: 6px; padding-bottom: clamp(48px, 6vw, 80px); border-bottom: 1px solid var(--line-dark); }
.foot-mail { font-family: var(--display); font-weight: 500; font-size: clamp(30px, 5.4vw, 84px); letter-spacing: -.04em; line-height: 1.05; color: #fff; width: fit-content; transition: color .25s; overflow-wrap: anywhere; }
.foot-mail:hover { color: var(--teal); }
.foot-tel { font-family: var(--display); font-size: clamp(18px, 2vw, 28px); font-weight: 500; color: rgba(255, 255, 255, .75); width: fit-content; margin-top: 8px; }
.foot-tel:hover { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 40px; padding: 56px 0; }
.foot-about img { height: 46px; width: auto; margin-bottom: 20px; }
.foot-about p { max-width: 360px; }
.footer h4 { font-family: var(--mono); font-weight: 500; color: #fff; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 18px; }
.footer ul { list-style: none; display: grid; gap: 8px; }
.footer ul a:hover { color: #fff; }
.lang-foot { margin-top: 20px; border-color: var(--line-dark); }
.lang-foot a { color: rgba(255, 255, 255, .6); }
.lang-foot a.on { background: #fff; color: var(--ink); }
.foot-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding: 22px 0 26px; border-top: 1px solid var(--line-dark); font-family: var(--mono); font-size: 12px; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(10, 13, 15, .96); display: grid; grid-template-columns: 80px 1fr 80px; align-items: center; animation: fadeIn .25s; }
.lightbox[hidden] { display: none; }
.lb-stage { display: grid; place-items: center; height: 100vh; padding: 40px 0; }
.lb-stage img, .lb-stage video { max-width: 100%; max-height: calc(100vh - 80px); object-fit: contain; }
.lb-stage video { width: min(1100px, 100%); background: #000; }
.lb-close { position: absolute; top: 18px; right: 22px; font-size: 34px; color: #fff; line-height: 1; width: 48px; height: 48px; border: 1px solid rgba(255, 255, 255, .3); }
.lb-prev, .lb-next { color: #fff; font-size: 40px; height: 56px; width: 56px; justify-self: center; border: 1px solid rgba(255, 255, 255, .3); }
.lb-prev:hover, .lb-next:hover, .lb-close:hover { background: rgba(255, 255, 255, .12); }
.lightbox.single .lb-prev, .lightbox.single .lb-next { visibility: hidden; }
.lb-count { position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%); color: rgba(255, 255, 255, .7); font-family: var(--mono); font-size: 12px; }

/* ---------- Kaydırınca belirme ---------- */
.rv { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .rv { opacity: 1; transform: none; }
  .netmap .arc { stroke-dashoffset: 0; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .nav { display: none; }
  .header-right { margin-left: auto; }
  .svc-row { grid-template-columns: 50px 1fr 48px; }
  .svc-s, .svc-img { display: none; }
  .locs { grid-template-columns: 1fr 1fr; }
  .loc:nth-child(2) { border-right: 0; }
  .loc:nth-child(3) { padding-left: 0; }
  .loc:nth-child(n+3) { border-top: 1px solid var(--line); }
  .principles-3, .metrics { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 116px; gap: 40px; }
  .stats { grid-template-columns: 1fr 1fr; margin-top: 40px; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(3) { padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .explorer, .about, .phead, .prod, .contact-grid { grid-template-columns: 1fr; }
  .xpanel { display: none; }
  .cell.active { background: var(--surface); }
  .cell.active .cell-sym { color: var(--ink); }
  .cell.active .cell-name { color: var(--text); }
  .cell.active .cell-n { color: var(--muted); }
  .cell.active::before { transform: scaleX(0); }
  .cell-img { display: block; position: absolute; inset: 0; z-index: -1; opacity: 0; }
  .ptable { grid-template-columns: repeat(2, 1fr); }
  .phead { padding-top: 116px; }
  .prod { padding-top: 116px; }
  .clist { grid-template-columns: 1fr 1fr; }
  .ncards, .corp-grid { grid-template-columns: 1fr 1fr; }
  .gallery, .gallery-catalog { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .docrow { grid-template-columns: 40px 1fr auto; }
  .docrow-tag { grid-column: 2; grid-row: 1; }
  .docrow-t { grid-column: 2; grid-row: 2; }
  .docrow-pdf { grid-row: 1 / 3; grid-column: 3; }
  .docrow-n { grid-row: 1 / 3; }
  .ov-in { grid-template-columns: 1fr; padding-top: 100px; }
  .ov-preview { display: none; }
}
@media (max-width: 700px) {
  .acc { flex-direction: column; height: auto; gap: 8px; }
  .acc-p, .acc-p.on { flex: none; height: 240px; }
  .acc-p img { filter: brightness(.85); }
  .acc-v { display: none; }
  .acc-cap { opacity: 1; transform: none; left: 20px; right: 20px; bottom: 20px; }
  .acc-t { white-space: normal; font-size: 24px; }
}
@media (max-width: 600px) {
  .header { height: 68px; }
  .logo img, .header.solid .logo img { height: 36px; }
  .menu-label { display: none; }
  .header-right { gap: 12px; }
  .hero-title { font-size: 10.4vw; }
  .hero-lead { font-size: 16px; }
  .stat { padding: 20px 12px 22px 0; }
  .stat + .stat { padding-left: 12px; }
  .cell-sym { font-size: 52px; }
  .ncards, .corp-grid, .principles, .principles-3, .metrics, .locs, .f-row, .foot-grid, .ov-groups { grid-template-columns: 1fr; }
  .corp:first-child, .corp-wide { grid-column: auto; }
  .principles:not(.principles-3) .principle:last-child { grid-column: auto; }
  .loc, .loc + .loc { padding: 20px 0; border-right: 0; border-top: 1px solid var(--line); }
  .about-imgs { padding: 0 0 18% 0; }
  .vid-btn { width: 64px; height: 64px; }
  .vid-btn svg { width: 24px; height: 24px; }
  .vid-label { display: none; }
  .vid-center { left: 16px; bottom: 16px; }
  .about-b { width: 46%; }
  .svc-row { grid-template-columns: 34px 1fr 40px; gap: 12px; }
  .svc-go { width: 40px; height: 40px; }
  .lightbox { grid-template-columns: 44px 1fr 44px; }
  .lb-prev, .lb-next { width: 38px; height: 38px; font-size: 28px; }
}