/* ===== LİME — Liderlik ve Mesleki Beceriler Enstitüsü ===== */
/* Temiz statik yeniden inşa · GitHub Pages uyumlu */

:root {
  --ink: #1f2020;
  --ink-soft: #4a4f55;
  --line: #e6e8ec;
  --bg: #ffffff;
  --bg-alt: #f6f7f9;
  --accent: #1d3b6d;
  --accent-soft: #2f5aa8;
  --max: 1120px;
  --radius: 22px;
  --shadow: 0 10px 30px rgba(20, 30, 55, .08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--accent-soft); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  font-weight: 800;
  font-size: 1.55rem;
  letter-spacing: .06em;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav a {
  color: var(--ink-soft);
  font-weight: 500;
  font-size: .98rem;
  padding: 6px 0;
  position: relative;
}
.nav a.active { color: var(--ink); font-weight: 700; }
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .2s ease;
}
.nav a:hover { text-decoration: none; }
.nav a:hover::after, .nav a.active::after { width: 100%; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--ink);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  padding: 70px 20px;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,22,38,.55), rgba(15,22,38,.62));
}
.hero-box {
  position: relative;
  border: 3px solid rgba(255, 255, 255, .92);
  border-radius: var(--radius);
  padding: 34px 54px;
  max-width: 900px;
  text-align: center;
}
.hero-box h1 {
  margin: 0;
  color: #fff;
  font-weight: 800;
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  line-height: 1.12;
  text-shadow: 0 2px 14px rgba(0, 0, 0, .35);
}
.hero--tall { min-height: 480px; }

/* ===== Sections ===== */
section { padding: 64px 0; }
.section-tight { padding: 40px 0; }

.section-title {
  text-align: center;
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin: 0 0 14px;
}
.section-lead {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.block-title {
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin: 0 0 26px;
}

/* Feature: two column (image + text) */
.feature {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 44px;
  align-items: center;
}
.feature img {
  border-radius: 16px;
  box-shadow: var(--shadow);
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.feature h2 {
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  margin: 0 0 16px;
  color: var(--accent);
}
.feature p { color: var(--ink-soft); margin: 0 0 16px; }
.feature .link-out { font-weight: 600; }

/* Cards grid */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card img { width: 100%; height: 210px; object-fit: cover; }
.card-body { padding: 20px 22px 26px; text-align: center; }
.card-body h3 {
  margin: 4px 0 12px;
  font-size: 1.18rem;
  font-weight: 700;
}
.card-body p { margin: 0; color: var(--ink-soft); font-size: .95rem; }

/* ===== Prose (Hakkımızda) ===== */
.prose { max-width: 860px; margin: 0 auto; }
.prose p { color: var(--ink-soft); font-size: 1.06rem; margin: 0 0 20px; }
.prose h2 {
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: .04em;
  margin: 40px 0 16px;
  color: var(--ink);
}
.prose ul { margin: 0; padding-left: 22px; }
.prose li { color: var(--ink-soft); font-size: 1.06rem; margin-bottom: 10px; }

/* ===== Contact ===== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact iframe {
  width: 100%;
  height: 340px;
  border: 0;
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.contact h2 { font-weight: 800; font-size: 1.8rem; margin: 0 0 24px; }
.contact-row { margin: 0 0 18px; font-size: 1.08rem; color: var(--ink-soft); }
.contact-row strong { color: var(--ink); }

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  text-align: center;
  color: var(--ink-soft);
  font-size: .95rem;
  letter-spacing: .03em;
}

.alt { background: var(--bg-alt); }

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .feature { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 8px 24px 16px;
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; }
  .cards { grid-template-columns: 1fr; }
  .hero-box { padding: 26px 24px; }
}