/* ═══════════════════════════════════════════════════
   404 — Sayfa Bulunamadı
   ═══════════════════════════════════════════════════ */

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.hata-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Büyük arka plan sayısı */
.hata-wrap::before {
  content: '404';
  position: absolute;
  font-size: clamp(16rem, 40vw, 30rem);
  font-weight: 900;
  color: #f0f0f0;
  letter-spacing: -0.06em;
  line-height: 1;
  user-select: none;
  pointer-events: none;
  z-index: 0;
}

/* Kırmızı şerit solda */
.hata-wrap::after {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 4px;
  background: #c0392b;
  border-radius: 2px;
}

.hata-kod {
  position: relative;
  z-index: 1;
  font-size: clamp(5rem, 16vw, 10rem);
  font-weight: 900;
  line-height: 1;
  color: #111;
  letter-spacing: -0.05em;
  margin-bottom: 1.25rem;
}

.hata-kod span {
  color: #c0392b;
}

.hata-mesaj {
  position: relative;
  z-index: 1;
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hata-btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: #c0392b;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 3px;
  text-decoration: none;
  transition: background 0.18s, transform 0.18s, box-shadow 0.18s;
  box-shadow: 0 4px 16px rgba(192, 57, 43, 0.28);
}

.hata-btn:hover {
  background: #a93226;
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(192, 57, 43, 0.35);
}