/* Ironkent kurumsal site — grafit zemin, çelik gümüş, kor turuncu vurgu */
:root {
  --bg: #0b0e15;
  --bg2: #10141d;
  --card: #151a25;
  --line: #262d3b;
  --text: #eef1f6;
  --muted: #9aa3b4;
  --hot: #ff6a2b;
  --hot2: #ffb347;
  --steel: linear-gradient(180deg, #ffffff 0%, #d3d9e3 42%, #7d8697 52%, #e6eaf1 63%, #aeb6c4 100%);
  --ember: linear-gradient(120deg, #ffb347 0%, #ff6a2b 55%, #e8401c 100%);
  --radius: 18px;
  --display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --body: "Inter", "Segoe UI", system-ui, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--body); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--hot2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--display); line-height: 1.12; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 6.4vw, 4.8rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -0.015em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left)); padding-right: max(20px, env(safe-area-inset-right)); }
.muted { color: var(--muted); }
.steel { background: var(--steel); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hot { background: var(--ember); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--hot2); margin-bottom: 14px; }

/* Üst menü */
header.site { position: sticky; top: 0; z-index: 20; background: rgba(11, 14, 21, .8); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 70px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none !important; }
.brand span { font-family: var(--display); font-weight: 700; font-size: 1.2rem; letter-spacing: .14em; }
nav.links { display: flex; gap: 24px; align-items: center; }
nav.links a { color: var(--muted); font-weight: 600; font-size: .95rem; }
nav.links a:hover { color: var(--text); text-decoration: none; }
nav.links a.lang { border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; font-size: .82rem; letter-spacing: .06em; color: var(--text); }
.menu-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 10px; padding: 8px 12px; font-size: 1rem; }

.btn { display: inline-flex; align-items: center; gap: 10px; padding: 13px 22px; border-radius: 12px; font-weight: 700; border: 1px solid var(--line); color: var(--text); background: var(--card); text-decoration: none !important; transition: transform .2s, box-shadow .2s; }
.btn svg { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); }
.btn-hot { background: var(--ember); border: 0; color: #1a0c04; box-shadow: 0 10px 30px rgba(255, 106, 43, .3); }

/* Açılış */
.hero { position: relative; overflow: hidden; padding: 120px 0 130px; min-height: min(88vh, 820px); display: flex; align-items: center; }
.hero .grid-bg { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 56px 56px; -webkit-mask-image: radial-gradient(70% 70% at 50% 40%, #000, transparent); mask-image: radial-gradient(70% 70% at 50% 40%, #000, transparent); }
.hero .ember { position: absolute; width: 640px; height: 640px; right: -160px; top: -120px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 106, 43, .35), rgba(255, 106, 43, 0) 65%); filter: blur(20px); animation: pulse 8s ease-in-out infinite alternate; }
@keyframes pulse { from { transform: scale(1); opacity: .8; } to { transform: scale(1.15) translate(-30px, 30px); opacity: 1; } }
.hero .wrap { position: relative; z-index: 1; }
.hero .lead { font-size: 1.15rem; color: var(--muted); max-width: 40em; margin-top: 10px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

section { padding: 86px 0; }
section.alt { background: var(--bg2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 680px; margin-bottom: 38px; }

/* Hakkında */
.about { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
.facts { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: 22px; overflow: hidden; background: var(--card); }
.facts div { padding: 26px 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.facts div:nth-child(2n) { border-right: 0; }
.facts div:nth-child(n+3) { border-bottom: 0; }
.facts b { display: block; font-family: var(--display); font-size: 1.5rem; }
.facts span { color: var(--muted); font-size: .9rem; }

/* Kartlar */
.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { position: relative; background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.012)); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius); padding: 24px; min-width: 0; transition: transform .25s, border-color .25s, box-shadow .25s; }
.card:hover { transform: translateY(-4px); border-color: rgba(255, 106, 43, .45); box-shadow: 0 18px 40px rgba(255, 106, 43, .12); }
.card p:last-child { margin-bottom: 0; }
.icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px; color: var(--hot2); background: linear-gradient(135deg, rgba(255, 179, 71, .16), rgba(255, 106, 43, .06)); border: 1px solid rgba(255, 179, 71, .22); }
.icon svg { width: 24px; height: 24px; }

/* Ürün */
.product { display: grid; grid-template-columns: 1.1fr 1fr; gap: 36px; align-items: center; padding: 36px; border-radius: 26px; border: 1px solid rgba(139, 61, 255, .35); background: radial-gradient(70% 90% at 100% 0%, rgba(139, 61, 255, .25), transparent 70%), linear-gradient(180deg, #181226, #11101a); margin-bottom: 18px; }
.product-title { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.product-title img { width: 64px; height: 64px; border-radius: 16px; }
.product-title h3 { font-size: 1.6rem; margin: 0; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 22px; }
.tags span { padding: 5px 12px; border-radius: 999px; font-size: .82rem; font-weight: 600; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.product-shots { display: flex; gap: 16px; justify-content: center; }
.product-shots img { width: 46%; max-width: 210px; aspect-ratio: 9 / 19.5; object-fit: cover; border-radius: 26px; border: 6px solid #241f2e; box-shadow: 0 24px 60px rgba(0,0,0,.5); }
.product-shots img:nth-child(2) { transform: translateY(28px); }
.soon { border-style: dashed; }

/* İlkeler */
.values { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.value { display: flex; gap: 16px; }
.value .icon { flex: none; }

.contact a { font-weight: 600; word-break: break-word; }

/* Yasal sayfa */
.page-head { padding: 64px 0 28px; border-bottom: 1px solid var(--line); background: radial-gradient(50% 120% at 85% 0%, rgba(255, 106, 43, .14), transparent 70%); }
.doc { max-width: 800px; padding: 40px 0 80px; }
.doc h2 { font-size: 1.4rem; margin-top: 1.8em; }
.callout { background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--hot); border-radius: 12px; padding: 16px 18px; margin: 1.6em 0; }

/* Alt bilgi */
footer.site { border-top: 1px solid var(--line); padding: 50px 0 34px; background: var(--bg2); font-size: .93rem; }
footer.site .cols { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 30px; }
footer.site h4 { font-family: var(--display); margin: 0 0 12px; font-size: 1rem; }
footer.site ul { list-style: none; margin: 0; padding: 0; color: var(--muted); }
footer.site li { margin-bottom: 8px; }
footer.site a { color: var(--muted); }
footer.site .brand { margin-bottom: 14px; }
footer.site .legal { margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }

/* Kaydırınca beliren */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .about, .product { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr; }
  footer.site .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .menu-toggle { display: inline-block; }
  nav.links { display: none; position: absolute; top: 70px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--bg2); border-bottom: 1px solid var(--line); padding: 8px 20px 16px; }
  nav.links.open { display: flex; }
  nav.links a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  nav.links a.lang { align-self: flex-start; margin-top: 12px; border-bottom: 1px solid var(--line); }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  footer.site .cols { grid-template-columns: 1fr; }
  section { padding: 60px 0; }
  .hero { padding: 80px 0 90px; min-height: 0; }
  .product { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero .ember { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}