/* =========================================================
   AKZOMER KİMYA — Kurumsal Stil Sistemi
   Konsept: "Temiz Ayrım" — yüzeyde boncuklanan damla / ayrılan film
   Palet: derin petrol-yeşili + kehribar + nane
   ========================================================= */

:root {
  /* Renkler */
  --bg:        #EDF2EF;
  --surface:   #FFFFFF;
  --ink:       #0A2622;
  --teal:      #0E3B36;
  --teal-700:  #114B43;
  --teal-500:  #1C6B5E;
  --amber:     #F2A03C;
  --amber-700: #D9852A;
  --mint:      #6FE0BE;
  --text:      #173029;
  --muted:     #5E7570;
  --line:      #D7E1DC;
  --ink-line:  rgba(255,255,255,.12);

  /* Tipografi */
  --display: "Bricolage Grotesque", system-ui, sans-serif;
  --body:    "Hanken Grotesk", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  /* Ölçü & yarıçap */
  --r-sm: 8px;
  --r:    14px;
  --r-lg: 22px;
  --r-xl: 30px;

  /* Gölge */
  --sh-sm: 0 1px 2px rgba(10,38,34,.06);
  --sh:    0 12px 30px -12px rgba(10,38,34,.18);
  --sh-lg: 0 30px 60px -24px rgba(10,38,34,.32);

  /* Yerleşim */
  --maxw: 1180px;
  --pad:  clamp(20px, 5vw, 56px);
  --gap:  clamp(28px, 4vw, 48px);
}

/* ---------- Reset / Temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.62;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
button { font: inherit; cursor: pointer; }

/* ---------- Yardımcılar ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }
.section { padding-block: clamp(64px, 9vw, 120px); }
.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--teal-500);
  display: inline-flex;
  align-items: center;
  gap: .6em;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--amber);
  display: inline-block;
}
.eyebrow.on-dark { color: var(--mint); }
.eyebrow.center { justify-content: center; }

h1, h2, h3, h4 { font-family: var(--display); font-weight: 800; line-height: 1.05; color: var(--ink); letter-spacing: -.02em; }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); font-weight: 700; letter-spacing: -.01em; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--muted); line-height: 1.6; }
.muted { color: var(--muted); }

.section-head { max-width: 640px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { margin-top: 16px; }
.section-head p { margin-top: 18px; }

/* ---------- Ayrım çizgisi (imza motif) ---------- */
.separator { position: relative; height: 0; }
.separator::before,
.separator::after {
  content: ""; position: absolute; left: var(--pad); right: var(--pad);
  height: 1px; background: var(--line);
}
.separator::before { top: -3px; }
.separator::after  { top: 3px; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6em;
  padding: 13px 24px; border-radius: 100px;
  font-family: var(--body); font-weight: 600; font-size: .98rem;
  border: 1px solid transparent; transition: transform .18s ease, background .2s ease, box-shadow .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
.btn-primary { background: var(--amber); color: #2A1A05; box-shadow: 0 8px 22px -10px rgba(242,160,60,.8); }
.btn-primary:hover { transform: translateY(-2px); background: #ffb24f; }
.btn-dark { background: var(--teal); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); background: var(--teal-700); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--teal); background: #fff; }
.btn-ghost.on-dark { color: #fff; border-color: var(--ink-line); }
.btn-ghost.on-dark:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.4); }
.btn .arrow { transition: transform .2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(237,242,239,.82);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand .mark { height: 52px; width: auto; flex: none; display: block; }
.brand .word { display: flex; flex-direction: column; line-height: 1; }
.brand .word b { font-family: var(--display); font-weight: 800; font-size: 1.32rem; color: var(--ink); letter-spacing: -.01em; }
.brand .word span { font-family: var(--mono); font-size: .62rem; letter-spacing: .42em; color: var(--teal-500); margin-top: 4px; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  font-weight: 500; font-size: .96rem; color: var(--text);
  padding: 9px 14px; border-radius: 100px; transition: background .15s ease, color .15s ease;
}
.nav-links a:hover { background: rgba(14,59,54,.07); color: var(--teal); }
.nav-links a.active { color: var(--teal); background: rgba(14,59,54,.09); }
.nav-links > .btn { display: none; } /* mobil açılır menüde gösterilir */
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: #fff; align-items: center; justify-content: center; }
.nav-toggle span { position: relative; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: .2s; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: .2s; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { top: 0; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: var(--gap);
  align-items: center; padding-block: clamp(48px, 7vw, 96px);
}
.hero h1 { font-size: clamp(2.5rem, 5.6vw, 4.5rem); }
.hero h1 .accent { color: var(--teal-500); }
.hero p.lead { margin-top: 24px; max-width: 30ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 30px 44px; margin-top: 48px; padding-top: 30px; border-top: 1px solid var(--line); }
.hero-stats .stat b { font-family: var(--display); font-weight: 800; font-size: 1.85rem; color: var(--ink); display: block; line-height: 1; }
.hero-stats .stat span { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* Hero görsel: boncuklanan damlalar / film */
.hero-visual { position: relative; aspect-ratio: 1 / 1; }
.hero-visual .surface-card {
  position: absolute; inset: 0; border-radius: var(--r-xl);
  background: linear-gradient(150deg, #0E3B36, #0A2622 70%);
  box-shadow: var(--sh-lg); overflow: hidden;
}
.hero-visual svg { width: 100%; height: 100%; }

/* ---------- Sektör kartları ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.sector-card {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 30px; overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.sector-card:hover { transform: translateY(-4px); box-shadow: var(--sh); border-color: transparent; }
.sector-card .ico { width: 56px; height: 56px; border-radius: 16px; background: rgba(14,59,54,.06); display: grid; place-items: center; margin-bottom: 22px; }
.sector-card .ico svg { width: 30px; height: 30px; }
.sector-card h3 { margin-bottom: 10px; }
.sector-card p { color: var(--muted); font-size: .98rem; }
.sector-card .tag { font-family: var(--mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--amber-700); }
.sector-card .go { margin-top: 18px; display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--teal); font-size: .95rem; }
.sector-card:hover .go .arrow { transform: translateX(3px); }
.sector-card .arrow { transition: transform .2s ease; }

/* ---------- Özellikler ---------- */
.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.feature { background: var(--surface); padding: 34px; display: flex; gap: 20px; }
.feature .num { font-family: var(--mono); font-size: .78rem; color: var(--amber-700); padding-top: 5px; }
.feature h3 { font-size: 1.18rem; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: .96rem; }

/* ---------- Koyu band ---------- */
.band { background: linear-gradient(155deg, #0E3B36, #0A2622); color: #fff; position: relative; overflow: hidden; }
.band h2, .band h3 { color: #fff; }
.band .lead { color: rgba(235,245,242,.78); }
.band-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); align-items: center; }
.band .pillars { display: grid; gap: 14px; }
.band .pillar { display: flex; gap: 16px; padding: 20px; border: 1px solid var(--ink-line); border-radius: var(--r); background: rgba(255,255,255,.03); }
.band .pillar svg { width: 26px; height: 26px; flex: none; }
.band .pillar b { display: block; color: #fff; margin-bottom: 3px; font-family: var(--display); font-weight: 700; }
.band .pillar span { color: rgba(235,245,242,.66); font-size: .94rem; }
.deco-film { position: absolute; inset: 0; pointer-events: none; opacity: .5; }

/* ---------- CTA şeridi ---------- */
.cta-strip { background: var(--amber); border-radius: var(--r-xl); padding: clamp(40px, 6vw, 64px); display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; box-shadow: var(--sh); }
.cta-strip h2 { color: #2A1A05; max-width: 18ch; }
.cta-strip p { color: rgba(42,26,5,.72); margin-top: 10px; }

/* ---------- Sayfa başlığı ---------- */
.page-hero { background: linear-gradient(160deg, #0E3B36, #0A2622); color: #fff; position: relative; overflow: hidden; }
.page-hero .container { position: relative; z-index: 2; padding-block: clamp(56px, 8vw, 96px); }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.6rem); margin-top: 16px; }
.page-hero p { color: rgba(235,245,242,.78); margin-top: 18px; max-width: 56ch; }
.crumbs { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; color: var(--mint); text-transform: uppercase; }
.crumbs a:hover { color: #fff; }

/* ---------- İçerik blokları ---------- */
.prose { max-width: 760px; }
.prose p { margin-bottom: 18px; color: var(--text); }
.prose p.lead { color: var(--muted); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); align-items: start; }
.split.center { align-items: center; }

.value-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.value-list li { display: flex; gap: 12px; align-items: flex-start; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 16px 18px; }
.value-list .chk { width: 22px; height: 22px; flex: none; border-radius: 7px; background: rgba(111,224,190,.25); display: grid; place-items: center; margin-top: 1px; }
.value-list .chk svg { width: 13px; height: 13px; }
.value-list b { font-family: var(--display); font-weight: 700; color: var(--ink); }
.value-list span { display: block; color: var(--muted); font-size: .92rem; }

/* Vizyon / Misyon kartları */
.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.vm-card { border-radius: var(--r-lg); padding: 38px; position: relative; overflow: hidden; }
.vm-card.vizyon { background: linear-gradient(155deg,#0E3B36,#0A2622); color: #fff; }
.vm-card.misyon { background: var(--surface); border: 1px solid var(--line); }
.vm-card .ico { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px; }
.vm-card.vizyon .ico { background: rgba(111,224,190,.16); }
.vm-card.misyon .ico { background: rgba(242,160,60,.14); }
.vm-card.vizyon h3, .vm-card.vizyon p { color: #fff; }
.vm-card.vizyon p { color: rgba(235,245,242,.8); }
.vm-card h3 { font-size: 1.5rem; margin-bottom: 14px; }

/* Strateji adımları */
.steps { display: grid; gap: 0; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 24px; padding: 26px 0; border-top: 1px solid var(--line); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step .n { font-family: var(--mono); font-size: .9rem; color: var(--amber-700); font-weight: 500; padding-top: 4px; }
.step h3 { font-size: 1.22rem; margin-bottom: 6px; }
.step p { color: var(--muted); }

/* ---------- Ürünler ---------- */
.prod-block { margin-bottom: clamp(48px, 6vw, 80px); }
.prod-block:last-child { margin-bottom: 0; }
.prod-head { display: flex; align-items: center; gap: 18px; margin-bottom: 28px; }
.prod-head .ico { width: 54px; height: 54px; border-radius: 15px; background: rgba(14,59,54,.06); display: grid; place-items: center; flex: none; }
.prod-head .ico svg { width: 28px; height: 28px; }
.prod-head h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.prod-head .cnt { font-family: var(--mono); font-size: .72rem; color: var(--muted); letter-spacing: .1em; }
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.prod-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  padding: 22px; transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.prod-card:hover { border-color: var(--teal-500); box-shadow: var(--sh); transform: translateY(-3px); }
.prod-card .code { font-family: var(--mono); font-size: .68rem; letter-spacing: .08em; color: var(--amber-700); }
.prod-card h3 { font-size: 1.06rem; margin: 10px 0 6px; line-height: 1.25; }
.prod-card p { color: var(--muted); font-size: .9rem; line-height: 1.5; }
.prod-card .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--mint); margin-right: 7px; }

/* ---------- İletişim ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: var(--gap); align-items: start; }
.info-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px; display: flex; gap: 18px; align-items: flex-start; margin-bottom: 16px; }
.info-card .ico { width: 46px; height: 46px; border-radius: 13px; background: rgba(14,59,54,.06); display: grid; place-items: center; flex: none; }
.info-card .ico svg { width: 24px; height: 24px; }
.info-card .label { font-family: var(--mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.info-card .val { font-size: 1.06rem; color: var(--ink); font-weight: 600; margin-top: 3px; }
.info-card a.val:hover { color: var(--teal-500); }

.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(26px, 4vw, 40px); box-shadow: var(--sh-sm); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: .85rem; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: var(--r-sm);
  font: inherit; font-size: .96rem; color: var(--text); background: #fafcfb; transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--teal-500); box-shadow: 0 0 0 3px rgba(28,107,94,.14); background: #fff; }
.field textarea { resize: vertical; min-height: 120px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: .82rem; color: var(--muted); margin-top: 4px; }

.map-frame { border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 21/9; background: linear-gradient(155deg,#0E3B36,#0A2622); position: relative; }
.map-frame .pin { position: absolute; inset: 0; display: grid; place-items: center; }

/* ---------- Footer ---------- */
.site-footer { background: #08211D; color: rgba(235,245,242,.7); padding-block: clamp(56px,7vw,80px) 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.site-footer .brand .word b { color: #fff; }
.site-footer .brand .word span { color: var(--mint); }
.footer-about { margin-top: 18px; max-width: 34ch; font-size: .95rem; line-height: 1.6; }
.footer-col h4 { color: #fff; font-family: var(--display); font-weight: 700; font-size: 1rem; margin-bottom: 16px; }
.footer-col ul { display: grid; gap: 10px; }
.footer-col a, .footer-col li { font-size: .94rem; transition: color .15s ease; }
.footer-col a:hover { color: var(--mint); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; }
.footer-contact svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--mint); }
.footer-bottom { margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: .85rem; font-family: var(--mono); letter-spacing: .04em; }

/* ---------- Animasyon ---------- */
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
@keyframes drip { 0% { transform: translateY(0); opacity: 0; } 15% { opacity: 1; } 80% { opacity: 1; } 100% { transform: translateY(48px); opacity: 0; } }
@keyframes shimmer { 0%,100% { opacity: .35; } 50% { opacity: .85; } }
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }
.reveal { animation: rise .7s cubic-bezier(.2,.7,.2,1) both; }
.reveal.d1 { animation-delay: .08s; }
.reveal.d2 { animation-delay: .16s; }
.reveal.d3 { animation-delay: .24s; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 440px; margin-top: 8px; }
  .band-grid, .split, .vm-grid, .contact-grid { grid-template-columns: 1fr; }
  .cards-3, .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .features { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 760px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-header.open .nav-links {
    display: flex; flex-direction: column; align-items: stretch;
    position: absolute; top: 74px; left: 0; right: 0;
    background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 14px var(--pad) 22px; gap: 4px; box-shadow: var(--sh);
  }
  .site-header.open .nav-links a { padding: 13px 14px; font-size: 1.02rem; }
  .site-header.open .nav-links .btn { display: inline-flex; justify-content: center; margin-top: 10px; }
}
@media (max-width: 560px) {
  .cards-3, .prod-grid, .value-list, .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-strip { flex-direction: column; align-items: flex-start; text-align: left; }
  .hero-stats { gap: 22px 30px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}