/* style.css */
body { font-family: Arial, sans-serif; margin:0; background:#fff; color:#222;}
header { background:#654321; color:#fff; padding:18px 20px; }
header h1 { margin:0; font-size:20px; }
nav a { color:#fff; margin-left:12px; text-decoration:none; font-weight:600 }
main { padding:20px; max-width:980px; margin:0 auto; }
footer { background:#fee6a8; color:#fff; padding:12px 20px; text-align:center; margin-top:30px; }

.grid { display:flex; flex-wrap:wrap; gap:20px; }
.card { width:200px; background:#fff; border-radius:6px; box-shadow:0 1px 4px rgba(0,0,0,0.08); padding:12px; text-align:center; }
.card img { width:100%; height:260px; object-fit:cover; border-radius:4px; }
.card h3 { font-size:16px; margin:8px 0 4px;}
.card .meta { color:#666; font-size:13px; }

form input[type=text], form input[type=number], form input[type=password], form input[type=file] {
  width:100%; padding:8px; margin:6px 0; border:1px solid #ddd; border-radius:4px;
}
button { background:#0b5f9e; color:white; padding:10px 14px; border:none; border-radius:4px; cursor:pointer; }
.err { color:#b00020; background:#ffdede; padding:8px; border-radius:4px; }
.info { color:#0b5f9e; background:#e8f4ff; padding:8px; border-radius:4px; }

/*admin
.back-home {
  position: absolute;
  top: 20px;
  left: 20px;
  background: #28a745;
  color: #fff;
  padding: 8px 15px;
  border-radius: 5px;
  text-decoration: none;
  font-size: 14px;
  transition: 0.2s;
}
.back-home:hover {
  background: #218838;
}

/* =============================
   🌟 STYLE GLOBAL RESPONSIF
   Untuk: semua halaman website Penerbit Maktabain
   ============================= */

/* Reset dasar */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Warna utama website */
:root {
  --warna-utama: #a6713dff;
  --warna-sekunder: #654321;
  --warna-putih: #ffffff;
  --warna-latar: #f5f6fa;
  --warna-teks: #333;
}

/* Body */
body {
  font-family: "Poppins", Arial, sans-serif;
  background: var(--warna-latar);
  color: var(--warna-teks);
  line-height: 1.6;
}

/* =============================
   HEADER DAN NAVBAR
   ============================= */
header {
  background: var(--warna-utama);
  color: var(--warna-putih);
  text-align: center;
  padding: 20px;
}

header h1 {
  font-size: 1.8rem;
  margin-bottom: 5px;
}

header p {
  font-size: 0.95rem;
  color: #f8f8f8;
}

/* Navbar */
nav {
  background: var(--warna-sekunder);
  text-align: center;
  padding: 10px 0;
}

nav a {
  color: var(--warna-putih);
  text-decoration: none;
  margin: 0 10px;
  font-weight: 600;
  transition: color 0.2s;
}

nav a:hover {
  color: #ffd700;
}

/* =============================
   KONTEN UTAMA
   ============================= */
main {
  max-width: 1100px;
  margin: 25px auto;
  background: var(--warna-putih);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 3px 6px rgba(0,0,0,0.1);
}

/* Judul utama */
h2 {
  color: var(--warna-sekunder);
  text-align: center;
  margin-bottom: 15px;
}

/* =============================
   KARTU GRID (UNTUK KATALOG & INFO)
   ============================= */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.card {
  background: var(--warna-putih);
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  overflow: hidden;
  transition: 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.card-content {
  padding: 15px;
  text-align: center;
}

.card-content h3 {
  color: var(--warna-sekunder);
  font-size: 1rem;
}

.card-content p {
  font-size: 0.9rem;
  color: #666;
}

/* =============================
   TOMBOL DAN LINK
   ============================= */
button,
a.btn {
  display: inline-block;
  background: var(--warna-utama);
  color: var(--warna-putih);
  padding: 10px 16px;
  border: none;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  cursor: pointer;
  transition: 0.2s;
}

button:hover,
a.btn:hover {
  background: #8a5c2d;
}

/* Tombol Hapus */
a.hapus {
  background: #dc3545;
}

a.hapus:hover {
  background: #b02a37;
}

/* =============================
   FOOTER
   ============================= */
footer {
  text-align: center;
  background: var(--warna-putih);
  color: #333;
  padding: 20px;
  border-top: 1px solid #ddd;
  margin-top: 30px;
}

footer a {
  color: var(--warna-sekunder);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* =============================
   RESPONSIVE DESIGN
   ============================= */

/* HP ukuran kecil */
@media (max-width: 600px) {
  header h1 {
    font-size: 1.4rem;
  }

  main {
    padding: 15px;
    width: 92%;
  }

  .grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .card img {
    height: 200px;
  }

  button, a.btn {
    font-size: 0.85rem;
    padding: 8px 12px;
  }

  nav a {
    display: inline-block;
    margin: 5px;
    font-size: 0.85rem;
  }
}

/* Tablet */
@media (min-width: 601px) and (max-width: 900px) {
  .grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }

  header h1 {
    font-size: 1.6rem;
  }

  main {
    width: 95%;
  }
}