:root {
  --navy: #2e2f7a;
  --navy-dark: #1e1f52;
  --blue: #2f6fb8;
  --sky: #8ecbe8;
  --accent: #f2a71b;
  --accent-dark: #d6900f;
  --ink: #16232f;
  --muted: #5a6b7b;
  --bg-alt: #f4f7fb;
  --line: #e3e9f0;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 12px 30px rgba(15, 61, 110, 0.10);
  --container: 1180px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.2; font-weight: 800; }
p { margin: 0 0 1em; color: var(--muted); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.icon { width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }
.icon-stroke { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-tile {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(46,47,122,.08);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon-tile .icon-stroke, .icon-tile svg { width: 24px; height: 24px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-dark); }
.btn-accent { background: var(--accent); color: #2b1c00; box-shadow: 0 10px 20px rgba(242,167,27,.35); }
.btn-accent:hover { background: var(--accent-dark); }
.btn-ghost { background: rgba(255,255,255,.12); color: var(--white); border: 1.5px solid rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.22); }
.btn-block { width: 100%; }

/* Topbar */
.topbar { background: var(--navy-dark); color: rgba(255,255,255,.85); font-size: 13.5px; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; padding: 8px 24px; gap: 12px; flex-wrap: wrap; }
.topbar-contact { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-contact a, .topbar-social a { display: inline-flex; align-items: center; gap: 6px; color: inherit; }
.topbar-contact a:hover, .topbar-social a:hover { color: var(--accent); }
.topbar-social { display: flex; gap: 14px; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 26px 24px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo { height: 72px; width: auto; }
.nav { display: flex; gap: 28px; margin-left: auto; }
.nav a { font-weight: 600; color: var(--ink); font-size: 15px; }
.nav a:hover { color: var(--blue); }
.header-cta { flex-shrink: 0; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2.5px; background: var(--navy); border-radius: 2px; }

/* Hero */
.hero {
  background: radial-gradient(circle at 15% 20%, #4a5bab 0%, var(--navy) 45%, var(--navy-dark) 100%);
  color: var(--white);
  padding: 88px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.hero h1 { font-size: clamp(32px, 4.2vw, 48px); margin-bottom: 18px; }
.hero h1 span { color: var(--accent); }
.hero p { color: rgba(255,255,255,.82); font-size: 17px; max-width: 480px; }
.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

.hero-art { position: relative; height: 400px; display: flex; align-items: center; justify-content: center; }
.hero-blob {
  position: absolute; inset: 0;
  background: radial-gradient(circle, rgba(242,167,27,.22) 0%, transparent 70%);
}
.hero-lottie { position: relative; width: 100%; max-width: 460px; height: 400px; }

/* Quick actions */
.quick-actions { margin-top: -56px; position: relative; z-index: 5; }
.quick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.quick-item {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.quick-item:hover {
  background: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(242,167,27,.4);
}
.quick-item:hover .icon-tile { background: rgba(255,255,255,.4); color: #2b1c00; }
.quick-item:hover h3, .quick-item:hover p { color: #2b1c00; }
.quick-item:hover a { color: #1e1f52; }
.quick-item h3 { font-size: 17px; margin-bottom: 4px; }
.quick-item p { font-size: 14px; margin-bottom: 6px; }
.quick-item a { font-weight: 700; color: var(--blue); font-size: 14px; }

/* Sections */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 620px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(26px, 3vw, 34px); color: var(--navy-dark); }
.section-head p { font-size: 16px; }
.section-head .eyebrow { display: block; }

/* Products */
#urunler {
  position: relative;
  overflow: hidden;
  padding: 48px 0 96px;
  background:
    radial-gradient(circle at 50% 0%, rgba(142,203,232,.4) 0%, transparent 32%),
    radial-gradient(circle at 8% 12%, rgba(46,47,122,.07) 0%, transparent 40%),
    radial-gradient(circle at 92% 18%, rgba(142,203,232,.28) 0%, transparent 45%),
    radial-gradient(circle at 50% 100%, rgba(242,167,27,.08) 0%, transparent 40%),
    radial-gradient(rgba(46,47,122,.10) 1.5px, transparent 1.5px) 0 0/26px 26px,
    var(--white);
}
#urunler::before, #urunler::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  z-index: 0;
}
#urunler::before {
  width: 340px; height: 340px;
  top: -140px; left: -120px;
  background: radial-gradient(circle, rgba(46,47,122,.14) 0%, transparent 70%);
}
#urunler::after {
  width: 420px; height: 420px;
  bottom: -200px; right: -160px;
  background: radial-gradient(circle, rgba(142,203,232,.35) 0%, transparent 70%);
}
#urunler .container { position: relative; z-index: 1; }
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { background: rgba(255,255,255,.85); backdrop-filter: blur(2px); }
.product-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.product-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: transparent; }
.product-card .icon-tile { margin-bottom: 14px; }
.product-card h3 { font-size: 18px; color: var(--navy-dark); }
.product-card p { font-size: 14.5px; }
.product-card a { font-weight: 700; color: var(--blue); font-size: 14px; }

/* Why us */
.why-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.why-copy h2 { color: var(--navy-dark); font-size: clamp(26px, 3vw, 32px); }
.why-list { display: grid; gap: 12px; margin: 22px 0 28px; }
.why-list li { display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--ink); }
.why-list span { color: var(--accent-dark); font-weight: 800; }
.why-art { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 18px;
  text-align: center;
}
.stat-card strong { display: block; font-size: 20px; color: var(--navy); margin-bottom: 4px; }
.stat-card span { font-size: 13.5px; color: var(--muted); }

/* Partners */
.partners-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 16px; }
.partner-badge {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 76px;
  background: var(--white);
  overflow: hidden;
  transition: box-shadow .2s ease, transform .2s ease;
}
.partner-badge:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.partner-badge img { max-height: 40px; max-width: 100%; width: auto; object-fit: contain; }

/* Quote form */
.quote-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: flex-start; }
.quote-copy h2 { color: var(--navy-dark); }
.quote-contact { display: grid; gap: 12px; margin-top: 20px; }
.quote-contact a { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--blue); }
.quote-form {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 30px;
  display: grid;
  gap: 16px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.quote-form label { display: grid; gap: 6px; font-size: 13.5px; font-weight: 700; color: var(--ink); }
.quote-form input, .quote-form select, .quote-form textarea {
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 11px 14px;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--ink);
  background: var(--white);
  resize: vertical;
}
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus {
  outline: none; border-color: var(--blue);
}
.form-hint { font-size: 12.5px; color: var(--muted); text-align: center; margin: 0; }
.form-message { font-size: 14px; font-weight: 700; text-align: center; margin: 0; padding: 10px 14px; border-radius: 8px; }
.form-message.success { background: rgba(46,47,122,.08); color: var(--navy); }
.form-message.error { background: rgba(217,58,58,.1); color: #b02a2a; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; }
.contact-info { display: grid; gap: 22px; align-content: start; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-item strong { display: block; margin-bottom: 2px; color: var(--navy-dark); }
.contact-item p { margin: 0; }
.contact-map { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); min-height: 320px; }
.contact-map iframe { width: 100%; height: 100%; min-height: 320px; border: 0; }

/* Footer */
.footer { background: var(--navy-dark); color: rgba(255,255,255,.75); padding-top: 64px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; padding-bottom: 40px; }
.footer-col h4 { color: var(--white); font-size: 15px; margin-bottom: 14px; }
.footer-col a, .footer-col p { display: block; margin-bottom: 10px; color: rgba(255,255,255,.68); font-size: 14.5px; }
.footer-col a:hover { color: var(--accent); }
.brand-footer { margin-bottom: 14px; }
.brand-logo-footer { height: 52px; background: var(--white); padding: 8px 14px; border-radius: 10px; }
.footer-social { display: flex; gap: 12px; margin-top: 6px; }
.footer-social a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; }
.footer-social a:hover { background: var(--accent); color: var(--navy-dark); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 18px 0; font-size: 13px; text-align: center; color: rgba(255,255,255,.55); }

/* Call FAB */
.call-fab {
  position: fixed; right: 22px; bottom: 22px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--accent); color: #2b1c00;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 24px rgba(242,167,27,.45);
}
.call-fab .icon { width: 26px; height: 26px; }
.call-fab:hover { transform: scale(1.08); }

/* Responsive */
@media (max-width: 980px) {
  .hero-inner, .why-grid, .quote-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-art { height: 280px; }
  .hero-lottie { height: 280px; max-width: 340px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-grid { grid-template-columns: 1fr; }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav { position: fixed; top: 0; right: -100%; height: 100vh; width: 280px; background: var(--white); flex-direction: column; padding: 100px 28px; gap: 22px; transition: right .3s ease; box-shadow: -10px 0 30px rgba(0,0,0,.15); z-index: 70; }
  .nav.open { right: 0; }
  .nav-toggle { display: flex; z-index: 71; }
  .header-cta { display: none; }
  .header-inner { padding: 16px 20px; }
  .brand-logo { height: 52px; }
  .hero { padding: 56px 0 100px; }
  .hero-art { display: none; }
  .hero-actions { gap: 12px; }
  .hero-actions .btn { flex: 1 1 auto; text-align: center; }
  .quick-actions { margin-top: -56px; }
  .quick-item { padding: 22px 20px; }
  .section { padding: 64px 0; }
  .products-grid { grid-template-columns: 1fr; }
  .why-art { grid-template-columns: 1fr 1fr; gap: 12px; }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .quote-form { padding: 22px; }
  .footer-inner { grid-template-columns: 1fr; }
  .topbar-inner { justify-content: center; text-align: center; }
  .call-fab { width: 50px; height: 50px; right: 16px; bottom: 16px; }
}
@media (max-width: 420px) {
  .hero h1 { font-size: 28px; }
  .section-head h2 { font-size: 24px; }
  .btn { padding: 12px 20px; font-size: 14px; }
}

.nav-backdrop {
  position: fixed; inset: 0; background: rgba(15,20,35,.5);
  opacity: 0; pointer-events: none; transition: opacity .25s ease; z-index: 60;
}
.nav-backdrop.open { opacity: 1; pointer-events: auto; }