@font-face {
  font-family: 'Nasalization';
  src: url('../fonts/Nasalization.otf') format('opentype');
  font-display: swap;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }

:root {
  --bg:        #EFF1F5;
  --bg2:       #E8EBF0;
  --blue:      #2B7FFF;
  --blue-d:    #0055DD;
  --blue-xx:   #0000FF;
  --blue-soft: #5B9FFF;
  --blue-pale: #C8DCFF;
  --blue-ice:  #E8F0FF;
  --blue-glow: rgba(43,127,255,0.22);
  --navy:      #0A1535;
  --text:      #0D1B3E;
  --text2:     #3A4A6B;
  --muted:     #8898BB;
  --white:     #FFFFFF;
  --glass:     rgba(255,255,255,0.62);
  --border:    rgba(43,127,255,0.10);
  --border-h:  rgba(43,127,255,0.40);
  --shadow:    0 8px 32px rgba(43,127,255,0.10);
  --shadow-h:  0 24px 64px rgba(43,127,255,0.22);
  --nd: 'Nasalization', sans-serif;
  --nb: 'Exo 2', sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--nb);
  overflow-x: hidden;
  min-height: 100vh;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--blue-pale); border-radius: 2px; }

/* BG MESH — removed for performance */

/* canvas removed */

/* LANG */
#lang-inline {
  display: flex; gap: 2px;
  background: rgba(43,127,255,0.08);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 28px; padding: 3px;
  margin-bottom: 10px;
  animation: riseIn .9s .12s cubic-bezier(.22,.68,0,1.2) both;
}
.li {
  border: none; background: transparent;
  font-family: var(--nb); font-size: 12px; font-weight: 700;
  letter-spacing: .12em; color: var(--muted);
  padding: 6px 14px; border-radius: 22px; cursor: pointer; transition: all .22s;
}
.li.on { background: var(--blue); color: #fff; box-shadow: 0 2px 10px var(--blue-glow); }
.li:hover:not(.on) { color: var(--blue); }

/* HERO */
#hero {
  position: relative; z-index: 2;
  min-height: auto;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 0 24px 0;
  text-align: center;
}

.hero-logo {
  height: 100px; object-fit: contain;
  filter: drop-shadow(0 8px 32px rgba(43,127,255,0.20));
  margin-top: 24px;
  margin-bottom: 12px;
  animation: riseIn .9s cubic-bezier(.22,.68,0,1.2) both;
}

.hero-tagline {
  font-family: var(--nd); font-size: 11px;
  letter-spacing: .35em; color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 18px;
  animation: riseIn .9s .2s cubic-bezier(.22,.68,0,1.2) both;
}

/* SECTORS */
#sectors { position: relative; z-index: 2; padding: 40px 28px 72px; }

.s-ey {
  text-align: center;
  font-family: var(--nd); font-size: 9px;
  letter-spacing: .45em; color: var(--blue);
  text-transform: uppercase; margin-bottom: 20px; font-size: 11px;
  opacity: 0; transform: translateY(14px);
  transition: opacity .7s, transform .7s;
}
.s-ey.vis { opacity: 1; transform: none; }

.grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  max-width: 1380px; margin: 0 auto;
}

.card {
  position: relative; overflow: hidden;
  border-radius: 20px;
  text-decoration: none; color: var(--text);
  min-height: 400px;
  background: var(--glass);

  border: 1px solid rgba(255,255,255,0.7);
  cursor: pointer;
  will-change: transform;
  opacity: 0; transform: translateY(32px);
  transition: opacity .6s ease, transform .6s ease, box-shadow .4s ease, border-color .35s ease;
}
.card.vis { opacity: 1; transform: translateY(0); }
.card:hover { border-color: rgba(43,127,255,0.35); box-shadow: var(--shadow-h); }

.cbg {
  position: absolute; top: 0; left: 0; right: 0; height: 58%;
  background-size: cover; background-position: center top;
  transition: transform .8s cubic-bezier(.22,.68,0,1.2);
  border-radius: 20px 20px 0 0;
}
.card:hover .cbg { transform: scale(1.07); }

.cov {
  position: absolute; top: 0; left: 0; right: 0; height: 58%;
  background: linear-gradient(180deg, transparent 60%, rgba(245,247,252,0.85) 100%);
  transition: background .4s;
  border-radius: 20px 20px 0 0;
}
.card:hover .cov {
  background: linear-gradient(180deg, transparent 55%, rgba(240,244,252,0.90) 100%);
}

.shim { display: none; }

.cl {
  position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue-xx), var(--blue), var(--blue-soft));
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s ease;
}
.card:hover .cl { transform: scaleX(1); }

.card::before {
  content: '';
  position: absolute; top: 0; left: 20px; right: 20px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.9), transparent);
  z-index: 3; pointer-events: none;
}

.cc {
  position: absolute; bottom: 0; left: 0; right: 0; top: 52%;
  padding: 18px 22px 22px;
  display: flex; flex-direction: column; justify-content: flex-end;
  z-index: 2;
  background: rgba(245,247,252,0.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(43,127,255,0.10);
  border-radius: 0 0 20px 20px;
}

.ctag {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--nd); font-size: 10px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--blue-d);
  background: rgba(43,127,255,0.10);
  border: 1px solid rgba(43,127,255,0.22);
  border-radius: 20px; padding: 4px 12px;
  margin-bottom: 8px; align-self: flex-start;
  transition: background .3s, border-color .3s;
}
.card:hover .ctag { background: rgba(43,127,255,0.18); border-color: rgba(43,127,255,0.4); }

.ctitle {
  font-family: var(--nd);
  font-size: clamp(16px, 1.5vw, 22px);
  letter-spacing: .06em;
  color: var(--navy); line-height: 1.15;
  margin-bottom: 8px;
}

.cdesc {
  font-size: 13px; font-weight: 400;
  line-height: 1.6; color: var(--text2);
}

.cnum {
  position: absolute; top: 14px; left: 16px; z-index: 3;
  font-family: var(--nd); font-size: 10px;
  color: rgba(255,255,255,0.9); letter-spacing: .15em;
  text-shadow: 0 1px 6px rgba(0,0,0,0.4);
}

.carr {
  position: absolute; top: 14px; right: 14px; z-index: 3;
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.8);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); font-size: 13px;
  opacity: 0; transform: translate(4px,-4px);
  transition: opacity .3s, transform .3s, background .3s, border-color .3s, color .3s;
}
.card:hover .carr {
  opacity: 1; transform: translate(0,0);
  background: var(--blue); border-color: var(--blue); color: #fff;
  box-shadow: 0 4px 16px var(--blue-glow);
}

/* ABOUT */
#about {
  position: relative; z-index: 2;
  background: linear-gradient(140deg, var(--navy) 0%, #0B1E50 100%);
  padding: 100px 48px; overflow: hidden;
}
#about::before {
  content: ''; position: absolute;
  top: -160px; right: -120px; width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(43,127,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.ab-in {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  position: relative; z-index: 1;
}
.ab-ey { font-family: var(--nd); font-size: 9px; letter-spacing: .42em; color: var(--blue-soft); text-transform: uppercase; margin-bottom: 14px; }
.ab-h { font-family: var(--nd); font-size: clamp(22px, 2.8vw, 38px); color: #fff; letter-spacing: .05em; line-height: 1.2; margin-bottom: 22px; }
.ab-p { font-size: 15px; line-height: 1.85; color: rgba(255,255,255,0.55); }
.ab-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.ab-s {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px; padding: 26px 22px; transition: all .3s;
}
.ab-s:hover { background: rgba(43,127,255,0.12); border-color: rgba(43,127,255,0.3); transform: translateY(-4px); box-shadow: 0 8px 24px rgba(43,127,255,0.12); }
.ab-n { font-family: var(--nd); font-size: 38px; color: var(--blue-soft); display: block; line-height: 1; margin-bottom: 7px; }
.ab-l { font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,0.38); }

/* CTA */
#cta { position: relative; z-index: 2; padding: 100px 48px; text-align: center; }
#cta::before {
  content: ''; position: absolute; left: 50%; top: 40%; transform: translate(-50%,-50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse, rgba(43,127,255,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.cta-h { font-family: var(--nd); font-size: clamp(20px, 2.8vw, 36px); color: var(--text); letter-spacing: .05em; margin-bottom: 14px; opacity: 0; transform: translateY(20px); transition: opacity .7s, transform .7s; }
.cta-h.vis { opacity: 1; transform: none; }
.cta-sub { font-size: 15px; color: var(--muted); line-height: 1.7; margin-bottom: 40px; opacity: 0; transition: opacity .7s .12s; }
.cta-sub.vis { opacity: 1; }

#cf {
  max-width: 520px; margin: 0 auto 36px;
  display: grid; gap: 12px;
  opacity: 0; transform: translateY(20px);
  transition: opacity .7s .2s, transform .7s .2s;
}
#cf.vis { opacity: 1; transform: none; }
.fi {
  background: var(--glass); backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.75); border-radius: 12px;
  padding: 13px 16px; color: var(--text);
  font-family: var(--nb); font-size: 14px; outline: none; width: 100%;
  transition: border-color .2s, box-shadow .2s;
  box-shadow: 0 2px 8px rgba(43,127,255,0.05);
}
.fi:focus { border-color: rgba(43,127,255,0.45); box-shadow: 0 0 0 3px rgba(43,127,255,0.10); }
.fi::placeholder { color: var(--muted); }
.btn-b {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--blue); color: #fff; border: none;
  font-family: var(--nd); font-size: 10px; letter-spacing: .18em;
  text-transform: uppercase; padding: 15px 32px; border-radius: 40px;
  cursor: pointer; font-weight: 700; width: 100%;
  transition: transform .2s, box-shadow .2s, background .2s;
}
.btn-b:hover { transform: translateY(-2px); box-shadow: 0 12px 40px var(--blue-glow); background: var(--blue-d); }

.cta-btns { display: flex; gap: 8px; justify-content: center; align-items: center; flex-wrap: wrap; opacity: 0; transition: opacity .7s .35s; }
.cta-btns.vis { opacity: 1; }
.cta-mini-link { font-size: 12px; font-weight: 500; color: var(--muted); text-decoration: none; letter-spacing: .04em; transition: color .2s; }
.cta-mini-link:hover { color: var(--blue); }
.cta-mini-sep { color: var(--border-h); font-size: 12px; margin: 0 4px; }

/* FOOTER */
footer {
  position: relative; z-index: 2;
  background: var(--navy);
  padding: 36px 48px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  border-top: 1px solid rgba(43,127,255,0.12);
}
.f-brand { font-family: var(--nd); font-size: 10px; letter-spacing: .3em; color: rgba(255,255,255,0.35); text-transform: uppercase; }
.f-links { display: flex; gap: 28px; }
.f-links a { font-size: 14px; color: rgba(255,255,255,0.50); text-decoration: none; letter-spacing: .04em; transition: color .2s; }
.f-links a:hover { color: var(--blue-soft); }
.f-copy { font-size: 13px; color: rgba(255,255,255,0.35); }

/* ANIMATIONS */
@keyframes riseIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.vis { opacity: 1; transform: none; }

/* RESPONSIVE */
@media (max-width: 1100px) { .grid { grid-template-columns: repeat(3,1fr); } .card { min-height: 380px; } .ab-in { grid-template-columns: 1fr; gap: 48px; } }
@media (max-width: 680px) { .grid { grid-template-columns: 1fr 1fr; gap: 10px; } .card { min-height: 300px; } #sectors { padding: 0 14px 60px; } #about, #cta { padding: 60px 20px; } footer { flex-direction: column; text-align: center; padding: 28px 20px; } .f-links { flex-wrap: wrap; justify-content: center; gap: 14px; } }
@media (max-width: 420px) { .grid { grid-template-columns: 1fr; } }

/* ADMIN PANEL */
.admin-wrapper { min-height: 100vh; display: flex; background: var(--bg); }
.admin-sidebar { width: 240px; background: var(--navy); flex-shrink: 0; display: flex; flex-direction: column; }
.admin-sidebar-logo { padding: 24px; border-bottom: 1px solid rgba(255,255,255,0.07); }
.admin-sidebar-logo img { height: 30px; filter: brightness(0) invert(1); }
.admin-nav { padding: 12px 0; flex: 1; }
.admin-nav a { display: flex; align-items: center; gap: 10px; padding: 11px 24px; color: rgba(255,255,255,0.45); text-decoration: none; font-size: 14px; font-weight: 500; transition: color .2s, background .2s; }
.admin-nav a:hover, .admin-nav a.active { color: #fff; background: rgba(43,127,255,0.2); border-right: 2px solid var(--blue); }
.admin-main { flex: 1; padding: 40px 48px; overflow-y: auto; }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 36px; }
.admin-title { font-family: var(--nd); font-size: 20px; letter-spacing: .07em; }
.admin-card { background: #fff; border: 1px solid rgba(0,0,0,0.06); border-radius: 16px; padding: 28px 32px; margin-bottom: 20px; box-shadow: 0 2px 12px rgba(0,0,0,0.04); }
.admin-card h3 { font-family: var(--nd); font-size: 11px; letter-spacing: .15em; color: var(--muted); text-transform: uppercase; margin-bottom: 20px; font-size: 11px; padding-bottom: 12px; border-bottom: 1px solid rgba(0,0,0,0.06); }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 11px; font-weight: 700; color: var(--muted); letter-spacing: .1em; margin-bottom: 6px; text-transform: uppercase; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 11px 14px; border: 1px solid rgba(0,0,0,0.1); border-radius: 10px; font-family: var(--nb); font-size: 14px; color: var(--text); background: var(--bg); outline: none; transition: border-color .2s, box-shadow .2s; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(43,127,255,0.08); }
.btn-primary { background: var(--blue); color: #fff; border: none; padding: 12px 28px; border-radius: 8px; font-family: var(--nd); font-size: 10px; letter-spacing: .15em; text-transform: uppercase; cursor: pointer; transition: transform .2s, box-shadow .2s; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(43,127,255,0.25); }
.link-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }

/* ── NAVIGATION ── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px;
  background: rgba(239,241,245,0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(43,127,255,0.08);
  transition: box-shadow .3s;
}
#nav.scrolled { box-shadow: 0 4px 24px rgba(43,127,255,0.10); }

.nav-logo { height: 34px; object-fit: contain; }

.nav-links {
  display: flex; align-items: center; gap: 4px;
}
.nav-links a {
  font-family: var(--nb); font-size: 13px; font-weight: 500;
  color: var(--text2); text-decoration: none;
  padding: 7px 13px; border-radius: 8px;
  letter-spacing: .01em;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.nav-links a:hover { background: rgba(43,127,255,0.08); color: var(--blue); }
.nav-links a.active { background: rgba(43,127,255,0.10); color: var(--blue); }
.nav-links a.nav-cta {
  background: var(--blue); color: #fff;
  padding: 7px 16px; margin-left: 6px;
}
.nav-links a.nav-cta:hover { background: var(--blue-d); color: #fff; }

/* mobile hamburger */
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: all .3s; }

/* page hero (iç sayfalar) */
.page-hero {
  padding: 100px 48px 60px;
  background: linear-gradient(140deg, var(--navy) 0%, #0B1E50 100%);
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; top: -80px; right: -80px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(43,127,255,0.12), transparent 70%);
}
.page-hero-ey {
  font-family: var(--nd); font-size: 11px; letter-spacing: .35em;
  color: var(--blue-soft); text-transform: uppercase; margin-bottom: 12px;
}
.page-hero-h {
  font-family: var(--nd); font-size: clamp(26px, 4vw, 48px);
  color: #fff; letter-spacing: .04em;
}

/* content area */
.page-content { max-width: 1100px; margin: 0 auto; padding: 72px 48px; }

/* cards grid for inner pages */
.pg-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 40px; }
.pg-card {
  background: #fff; border: 1px solid rgba(43,127,255,0.10);
  border-radius: 16px; padding: 28px 24px;
  transition: box-shadow .3s, transform .3s;
}
.pg-card:hover { box-shadow: var(--shadow-h); transform: translateY(-4px); }
.pg-card-icon { font-size: 28px; margin-bottom: 14px; }
.pg-card-title { font-family: var(--nd); font-size: 13px; letter-spacing: .06em; color: var(--navy); margin-bottom: 8px; }
.pg-card-desc { font-size: 13px; color: var(--text2); line-height: 1.65; }

/* section title */
.sec-title { font-family: var(--nd); font-size: clamp(20px, 2.5vw, 32px); color: var(--text); letter-spacing: .04em; margin-bottom: 12px; }
.sec-sub { font-size: 15px; color: var(--muted); line-height: 1.75; max-width: 680px; }
.sec-eyebrow { font-family: var(--nd); font-size: 9px; letter-spacing: .42em; color: var(--blue); text-transform: uppercase; margin-bottom: 10px; }

/* table */
.pg-table { width: 100%; border-collapse: collapse; margin-top: 32px; font-size: 14px; }
.pg-table th { background: var(--navy); color: #fff; font-family: var(--nd); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; padding: 14px 18px; text-align: left; }
.pg-table td { padding: 14px 18px; border-bottom: 1px solid rgba(43,127,255,0.08); color: var(--text2); }
.pg-table tr:hover td { background: var(--blue-ice); }

/* form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 40px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.ci-item { display: flex; gap: 14px; align-items: flex-start; }
.ci-icon { width: 40px; height: 40px; background: var(--blue-ice); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.ci-label { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 3px; }
.ci-val { font-size: 14px; color: var(--text); }

/* ekatalog */
.katalog-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; margin-top: 36px; }
.katalog-card { border: 1px solid rgba(43,127,255,0.12); border-radius: 14px; overflow: hidden; transition: box-shadow .3s, transform .3s; background: #fff; }
.katalog-card:hover { box-shadow: var(--shadow-h); transform: translateY(-3px); }
.katalog-img { height: 160px; background: var(--blue-ice); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.katalog-body { padding: 16px; }
.katalog-title { font-family: var(--nd); font-size: 11px; letter-spacing: .06em; color: var(--navy); margin-bottom: 6px; }
.katalog-btn { display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; font-size: 11px; font-weight: 700; color: var(--blue); text-decoration: none; letter-spacing: .06em; }

/* teklif formu */
.teklif-form { background: #fff; border: 1px solid rgba(43,127,255,0.10); border-radius: 20px; padding: 40px; max-width: 720px; }

@media (max-width: 900px) {
  #nav { padding: 0 20px; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: rgba(239,241,245,0.97); backdrop-filter: blur(20px); padding: 16px; gap: 4px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .pg-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .katalog-grid { grid-template-columns: 1fr 1fr; }
  .page-content { padding: 48px 20px; }
  .page-hero { padding: 88px 24px 48px; }
}
@media (max-width: 580px) {
  .pg-grid { grid-template-columns: 1fr; }
  .katalog-grid { grid-template-columns: 1fr; }
}