* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: radial-gradient(circle at top, #111 0%, #000 60%);
  color: #eee;
  min-height: 100vh;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== HEADER ===== */
header {
  background: #0a0a0a;
  border-bottom: 1px solid #2b2b2b;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 1px;
}

.logo span {
  color: #d4af37;
}

.menu a {
  margin-left: 25px;
  color: #bbb;
}

.menu a:hover {
  color: #fff;
}

/* ===== GRID RIFAS ===== */
.container {
  padding: 40px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
}

.card {
  background: linear-gradient(180deg, #141414, #0b0b0b);
  border: 1px solid #1f1f1f;
  border-radius: 12px;
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 25px rgba(212,175,55,.25);
}

.card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.card-body {
  padding: 18px;
}

.card-body h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.info {
  font-size: 14px;
  color: #aaa;
  margin-bottom: 6px;
}

.btn {
  display: block;
  margin-top: 15px;
  background: linear-gradient(135deg, #d4af37, #9e7c19);
  color: #000;
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  font-weight: 700;
}

.btn:hover {
  filter: brightness(1.15);
}

/* ===== ADMIN ===== */
.admin-box {
  background: #111;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 25px;
  max-width: 520px;
  margin-bottom: 40px;
}

.admin-box h2 {
  margin-bottom: 15px;
  color: #d4af37;
}

.admin-box input,
.admin-box button {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  background: #0c0c0c;
  border: 1px solid #2a2a2a;
  color: #fff;
  border-radius: 6px;
}

.admin-box button {
  background: linear-gradient(135deg, #d4af37, #9e7c19);
  color: #000;
  font-weight: 700;
  cursor: pointer;
}