/* PioCreat Türkiye — temel stil
   Kaynak marka paleti: mavi #0A71F9, beyaz zemin, açık gri #F5F6FA bölümler */

:root {
  --blue: #0A71F9;
  --blue-dark: #0857c4;
  --ink: #12141c;
  --gray: #5b6270;
  --light: #F5F6FA;
  --border: #e6e8ef;
  --radius: 12px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo img { height: 40px; width: auto; border-radius: 6px; }
.main-nav ul {
  list-style: none; display: flex; gap: 4px; margin: 0; padding: 0;
  align-items: center;
}
.main-nav > ul > li { position: relative; }
.main-nav a {
  display: block; padding: 10px 14px; font-weight: 500; font-size: 0.95rem;
  color: var(--ink); border-radius: 8px; transition: background .15s, color .15s;
}
.main-nav > ul > li > a:hover { background: var(--light); color: var(--blue); }
.main-nav .btn-nav {
  background: var(--blue); color: #fff !important; padding: 10px 20px; border-radius: 8px;
}
.main-nav .btn-nav:hover { background: var(--blue-dark); }
.has-sub .sub-nav {
  display: none; position: absolute; top: 100%; left: 0; min-width: 220px;
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 12px 32px rgba(20,25,40,0.12); padding: 8px; margin: 6px 0 0;
}
.has-sub:hover .sub-nav { display: block; }
.sub-nav li a { padding: 8px 12px; font-size: 0.9rem; }
.sub-nav li a:hover { background: var(--light); color: var(--blue); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 13px 28px; border-radius: 8px; font-weight: 600;
  font-size: 0.98rem; transition: transform .15s, box-shadow .15s, background .15s;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); box-shadow: 0 8px 20px rgba(10,113,249,0.3); }
.btn-outline { background: #fff; color: var(--ink); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 64px;
  background: linear-gradient(180deg, var(--light) 0%, #fff 100%);
}
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero-eyebrow {
  display: inline-block; color: var(--blue); font-weight: 600; font-size: 0.85rem;
  letter-spacing: .04em; text-transform: uppercase; margin-bottom: 14px;
}
.hero h1 { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.15; margin: 0 0 18px; font-weight: 700; }
.hero p { color: var(--gray); font-size: 1.1rem; max-width: 520px; margin: 0 0 28px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-media img { border-radius: var(--radius); box-shadow: 0 20px 50px rgba(20,25,40,0.12); }

/* ---------- Sections ---------- */
section { padding: 64px 0; }
section.alt { background: var(--light); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 12px; font-weight: 700; }
.section-head p { color: var(--gray); margin: 0; }

/* ---------- Grids / cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: transform .18s, box-shadow .18s, border-color .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(20,25,40,0.08); border-color: transparent; }
.card h3 { margin: 14px 0 8px; font-size: 1.15rem; }
.card p { color: var(--gray); font-size: 0.95rem; margin: 0; }
.card-icon {
  width: 48px; height: 48px; border-radius: 10px; background: rgba(10,113,249,0.08);
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}

/* Product cards */
.product-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: transform .18s, box-shadow .18s;
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(20,25,40,0.1); }
.product-card .thumb {
  aspect-ratio: 4/3; background: var(--light); display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-card .body { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.product-card .tag {
  align-self: flex-start; background: rgba(10,113,249,0.08); color: var(--blue);
  font-size: 0.75rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; margin-bottom: 10px;
}
.product-card h3 { margin: 0 0 8px; font-size: 1.2rem; }
.product-card p { color: var(--gray); font-size: 0.92rem; margin: 0 0 16px; flex: 1; }

/* ---------- Spec table ---------- */
.spec-table { width: 100%; border-collapse: collapse; margin: 0; }
.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table tr:last-child { border-bottom: none; }
.spec-table td { padding: 14px 16px; font-size: 0.95rem; }
.spec-table td:first-child { color: var(--gray); width: 40%; }
.spec-table td:last-child { font-weight: 600; }
.spec-group-title {
  background: var(--light); font-weight: 700; padding: 12px 16px; font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: .03em; color: var(--blue);
}

/* ---------- Product detail hero ---------- */
.product-hero { padding: 56px 0 48px; background: var(--light); }
.product-hero-inner { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: center; }
.product-hero .thumb img { border-radius: var(--radius); box-shadow: 0 20px 50px rgba(20,25,40,0.12); }
.breadcrumb { font-size: 0.85rem; color: var(--gray); margin-bottom: 18px; }
.breadcrumb a:hover { color: var(--blue); }

/* Feature list w/ check icons */
.feature-list { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 16px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; }
.feature-list li::before {
  content: "✓"; flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
  background: var(--blue); color: #fff; font-size: 0.8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center; margin-top: 2px;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--blue) 0%, var(--blue-dark) 100%);
  color: #fff; text-align: center; padding: 64px 0; border-radius: var(--radius);
}
.cta-band h2 { margin: 0 0 12px; font-size: clamp(1.5rem, 3vw, 2rem); }
.cta-band p { opacity: 0.9; margin: 0 0 28px; }
.cta-band .btn-primary { background: #fff; color: var(--blue); }
.cta-band .btn-primary:hover { background: #f0f4ff; box-shadow: none; }

/* ---------- Placeholder cards (blog/events) ---------- */
.placeholder-card {
  border: 1.5px dashed var(--border); border-radius: var(--radius); padding: 40px 24px;
  text-align: center; color: var(--gray); background: var(--light);
}
.placeholder-card .icon { font-size: 2rem; margin-bottom: 12px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #b8bdca; padding: 56px 0 0; margin-top: 40px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 40px; }
.footer-logo { height: 34px; margin-bottom: 14px; border-radius: 6px; }
.footer-brand p { font-size: 0.88rem; color: #8f95a5; line-height: 1.6; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin: 0 0 16px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-col a { color: #b8bdca; font-size: 0.9rem; }
.footer-col a:hover { color: #fff; }
.contact-list li { color: #b8bdca; font-size: 0.9rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; font-size: 0.82rem; color: #7a8090;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner, .product-hero-inner { grid-template-columns: 1fr; }
  .hero-media, .product-hero .thumb { order: -1; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .main-nav ul { display: none; flex-direction: column; align-items: stretch; width: 100%; }
  .main-nav.open ul {
    display: flex; position: absolute; top: 72px; left: 0; right: 0; background: #fff;
    border-bottom: 1px solid var(--border); padding: 12px; gap: 2px;
  }
  .has-sub .sub-nav { position: static; box-shadow: none; border: none; display: block; padding-left: 12px; }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}