/* =============================================
   ilksatis.com.tr — Ana CSS
   ============================================= */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy:    #0a1628;
  --blue:    #1a3a6e;
  --accent:  #2563eb;
  --accent2: #3b82f6;
  --light:   #f0f4ff;
  --white:   #ffffff;
  --gray:    #64748b;
  --muted:   #94a3b8;
  --border:  #dde4f0;
  --text:    #1e293b;
  --success: #059669;
  --danger:  #dc2626;
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text); background: var(--white); overflow-x: hidden; }

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 40px; }

/* ---- NAV ---- */
#navbar {
  position: sticky; top: 0; z-index: 200;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
#navbar.scrolled { box-shadow: 0 2px 20px rgba(10,22,40,.08); }
.nav-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 40px;
  display: flex; align-items: center; gap: 32px; height: 66px;
}
.logo { font-family: var(--font-display); font-weight: 800; font-size: 22px; color: var(--navy); letter-spacing: -.5px; white-space: nowrap; }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 28px; list-style: none; flex: 1; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--gray); transition: color .2s; }
.nav-links a:hover { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 16px; margin-left: auto; }
.lang-switch {
  font-size: 13px; font-weight: 600; color: var(--gray);
  border: 1.5px solid var(--border); border-radius: 20px;
  padding: 4px 12px; transition: .2s;
}
.lang-switch:hover { border-color: var(--accent); color: var(--accent); }
.nav-cta {
  padding: 9px 22px; background: var(--accent); color: #fff;
  border-radius: 8px; font-size: 14px; font-weight: 500; transition: .2s;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--blue); }

/* ---- HERO ---- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(155deg, #f8faff 0%, #edf2ff 55%, #fff 100%);
  padding: 100px 40px 80px; text-align: center;
  display: flex; justify-content: center;
}
.hero-bg {
  position: absolute; top: -120px; right: -120px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,.07) 0%, transparent 65%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 820px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(37,99,235,.08); color: var(--accent);
  border: 1px solid rgba(37,99,235,.18); border-radius: 30px;
  padding: 6px 16px; font-size: 13px; font-weight: 500;
  margin-bottom: 28px;
}
.badge-dot {
  width: 7px; height: 7px; background: var(--accent);
  border-radius: 50%; animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.3} }

h1 {
  font-family: var(--font-display); font-size: clamp(38px, 6vw, 62px);
  font-weight: 800; line-height: 1.08; letter-spacing: -2px;
  color: var(--navy); margin-bottom: 24px;
}
h1 .hl { color: var(--accent); }
.hero-sub { font-size: 18px; color: var(--gray); line-height: 1.75; margin-bottom: 40px; font-weight: 300; }
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  display: inline-block; padding: 14px 32px;
  background: var(--accent); color: #fff;
  border-radius: 10px; font-size: 15px; font-weight: 500;
  transition: .2s; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--blue); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,99,235,.25); }
.btn-secondary {
  display: inline-block; padding: 14px 32px;
  background: transparent; color: var(--navy);
  border: 2px solid var(--border); border-radius: 10px;
  font-size: 15px; font-weight: 500; transition: .2s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 9px 20px; font-size: 14px; border-radius: 8px; }

.hero-stats {
  display: flex; align-items: center; justify-content: center;
  gap: 0; margin-top: 64px; padding-top: 40px;
  border-top: 1px solid var(--border);
}
.stat { padding: 0 40px; text-align: center; }
.stat-num { font-family: var(--font-display); font-size: 34px; font-weight: 800; color: var(--navy); }
.stat-lbl { font-size: 13px; color: var(--muted); margin-top: 4px; }
.stat-divider { width: 1px; height: 48px; background: var(--border); flex-shrink: 0; }

/* ---- SECTION BASE ---- */
.section { padding: 90px 0; }
.section--light { background: var(--light); }
.section--dark  { background: var(--navy); }
.section--navy  { background: #0d1f40; }

.sec-tag {
  font-size: 11px; font-weight: 700; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
}
.section--dark .sec-tag, .section--navy .sec-tag { color: var(--accent2); }

h2.sec-title {
  font-family: var(--font-display); font-size: clamp(28px, 4vw, 40px);
  font-weight: 700; letter-spacing: -1px; color: var(--navy); margin-bottom: 14px;
}
.section--dark h2.sec-title, .section--navy h2.sec-title { color: #fff; }

.sec-sub { font-size: 16px; color: var(--gray); line-height: 1.75; max-width: 540px; }
.section--dark .sec-sub, .section--navy .sec-sub { color: rgba(255,255,255,.55); }

/* ---- PRODUCTS ---- */
.products-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 52px;
}
.prod-card {
  border: 1px solid var(--border); border-radius: 16px;
  padding: 28px; background: var(--white);
  transition: .25s; display: flex; flex-direction: column; gap: 10px;
  position: relative; overflow: hidden;
}
.prod-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--accent); opacity: 0; transition: .25s;
}
.prod-card:hover { border-color: rgba(37,99,235,.3); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(37,99,235,.1); }
.prod-card:hover::after { opacity: 1; }
.prod-card--custom {
  background: var(--light); border-style: dashed;
  align-items: center; text-align: center; justify-content: center;
}
.prod-icon { font-size: 32px; line-height: 1; }
.prod-name { font-family: var(--font-display); font-size: 17px; font-weight: 700; color: var(--navy); }
.prod-desc { font-size: 14px; color: var(--gray); line-height: 1.65; flex: 1; }
.prod-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; flex-wrap: wrap; gap: 8px; }
.prod-tag {
  display: inline-block; padding: 3px 10px;
  background: var(--light); color: var(--accent);
  border-radius: 6px; font-size: 11px; font-weight: 700; letter-spacing: .5px;
}
.prod-demo-btn {
  font-size: 13px; font-weight: 600; color: var(--accent);
  display: inline-flex; align-items: center; gap: 4px;
  border-bottom: 1.5px solid rgba(37,99,235,.25); transition: .2s;
}
.prod-demo-btn:hover { color: var(--blue); border-color: var(--blue); }

/* ---- SUPPORT ---- */
.support-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; margin-top: 52px;
}
.support-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px; padding: 28px; transition: .25s;
}
.support-card:hover { background: rgba(255,255,255,.1); transform: translateY(-3px); }
.support-icon { font-size: 28px; margin-bottom: 16px; }
.support-name { font-family: var(--font-display); font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.support-desc { font-size: 13px; color: rgba(255,255,255,.5); line-height: 1.65; }

/* Contact strip */
.contact-strip {
  display: flex; gap: 0; margin-top: 52px;
  border: 1px solid rgba(255,255,255,.12); border-radius: 16px;
  overflow: hidden;
}
.contact-strip-item {
  flex: 1; display: flex; align-items: center; gap: 14px;
  padding: 24px 28px; border-right: 1px solid rgba(255,255,255,.1);
  transition: background .2s;
}
.contact-strip-item:last-child { border-right: none; }
.contact-strip-item:hover { background: rgba(255,255,255,.05); }
.cs-icon { font-size: 24px; }
.cs-label { font-size: 12px; color: rgba(255,255,255,.4); margin-bottom: 4px; }
.cs-val { font-size: 15px; font-weight: 500; color: #fff; transition: color .2s; }
.cs-val:hover { color: var(--accent2); }

/* ---- PRICING ---- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 52px; }
.price-card {
  border: 1px solid var(--border); border-radius: 16px;
  padding: 32px; background: var(--white); transition: .25s;
  display: flex; flex-direction: column;
}
.price-card--featured {
  border: 2px solid var(--accent);
  background: linear-gradient(160deg, #f0f4ff 0%, #fff 100%);
  transform: scale(1.03);
  box-shadow: 0 8px 32px rgba(37,99,235,.15);
}
.plan-badge {
  display: inline-block; margin-bottom: 14px;
  padding: 3px 12px; background: var(--accent); color: #fff;
  border-radius: 6px; font-size: 11px; font-weight: 700; letter-spacing: 1px;
}
.plan-name { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--navy); margin-bottom: 16px; }
.plan-price { font-family: var(--font-display); font-size: 38px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.plan-price span { font-family: var(--font-body); font-size: 14px; font-weight: 400; color: var(--muted); }
.plan-price--custom { font-size: 28px; }
.plan-features { list-style: none; margin: 20px 0 28px; flex: 1; }
.plan-features li {
  font-size: 14px; color: var(--gray); padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.plan-features li::before { content: '✓'; color: var(--accent); font-weight: 700; flex-shrink: 0; }
.plan-btn {
  display: block; text-align: center;
  padding: 12px; border-radius: 9px;
  font-size: 14px; font-weight: 600; transition: .2s;
}
.plan-btn--outline { border: 1.5px solid var(--accent); color: var(--accent); }
.plan-btn--outline:hover { background: var(--accent); color: #fff; }
.plan-btn--filled { background: var(--accent); color: #fff; border: none; }
.plan-btn--filled:hover { background: var(--blue); }

/* ---- CONTACT ---- */
.contact-layout { display: flex; gap: 80px; align-items: flex-start; }
.contact-info { flex: 1; }
.info-list { margin-top: 36px; display: flex; flex-direction: column; gap: 24px; }
.info-item { display: flex; align-items: flex-start; gap: 16px; }
.info-icon { font-size: 22px; margin-top: 2px; }
.info-label { font-size: 12px; color: rgba(255,255,255,.4); margin-bottom: 4px; }
.info-val { font-size: 16px; font-weight: 500; color: #fff; transition: color .2s; }
.info-val:hover { color: var(--accent2); }

.contact-form-box {
  flex: 1.4;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px; padding: 40px;
}
.form-group { margin-bottom: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-size: 13px; color: rgba(255,255,255,.5); margin-bottom: 7px; font-weight: 500; }
input, select, textarea {
  width: 100%; padding: 11px 14px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px; color: #fff;
  font-family: var(--font-body); font-size: 14px; outline: none; transition: .2s;
  -webkit-appearance: none;
}
input::placeholder, textarea::placeholder { color: rgba(255,255,255,.25); }
input:focus, select:focus, textarea:focus { border-color: var(--accent2); background: rgba(255,255,255,.1); }
select option { background: #0d1f40; color: #fff; }
textarea { resize: vertical; }
.submit-btn {
  width: 100%; padding: 14px;
  background: var(--accent); color: #fff; border: none;
  border-radius: 9px; font-family: var(--font-display);
  font-size: 16px; font-weight: 700; cursor: pointer; transition: .2s;
  margin-top: 4px;
}
.submit-btn:hover { background: var(--accent2); transform: translateY(-1px); }
.form-msg { margin-top: 14px; font-size: 14px; text-align: center; padding: 10px; border-radius: 8px; }
.form-msg--ok  { background: rgba(5,150,105,.15); color: #6ee7b7; }
.form-msg--err { background: rgba(220,38,38,.15); color: #fca5a5; }

/* ---- FOOTER ---- */
footer { background: var(--navy); padding: 30px 40px; }
.footer-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.footer-mid { text-align: center; font-size: 13px; color: rgba(255,255,255,.4); line-height: 1.8; }
.footer-mid a { color: rgba(255,255,255,.6); transition: color .2s; }
.footer-mid a:hover { color: #fff; }
.footer-right { font-size: 12px; color: rgba(255,255,255,.3); }

/* ---- ANIMATIONS ---- */
.fade-up { opacity: 0; transform: translateY(28px); transition: opacity .6s, transform .6s; }
.fade-up.visible { opacity: 1; transform: none; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .support-grid  { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid  { grid-template-columns: 1fr; max-width: 460px; }
  .price-card--featured { transform: none; }
  .contact-layout { flex-direction: column; gap: 48px; }
  .contact-strip { flex-direction: column; }
  .contact-strip-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.1); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { padding: 70px 24px 60px; }
  h1 { letter-spacing: -1px; }
  .hero-stats { gap: 0; }
  .stat { padding: 0 20px; }
  .stat-num { font-size: 26px; }
  .products-grid { grid-template-columns: 1fr; }
  .support-grid  { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .container { padding: 0 24px; }
  .contact-form-box { padding: 28px 22px; }
  .footer-inner { flex-direction: column; text-align: center; }
}