/* Gaya portofolio Dany Saputra
   Palet: #1D3557 (utama), #E63946 (aksen), #F1FAEE (latar)
   Huruf: Poppins (judul), Inter (isi)
   Tata letak: mobile first, titik ubah 768px (tablet) dan 1024px (laptop) */

/* 1. Reset */
* {
  box-sizing: border-box;
  margin: 0;
}

img {
  max-width: 100%;
  height: auto;
}

/* 2. Dasar halaman: warna dan huruf */
body {
  font-family: "Inter", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #333333;
  background-color: #F1FAEE;
}

h1, h2, h3 {
  font-family: "Poppins", Arial, sans-serif;
  color: #1D3557;
  line-height: 1.3;
}

h2 {
  margin-bottom: 0.75rem;
}

p, ul, ol {
  margin-bottom: 1rem;
}

a {
  color: #E63946;
}

/* 3. Wadah, header, dan menu */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
}

header {
  background-color: #1D3557;
  color: #FFFFFF;
  padding: 1rem 0;
}

header h1 {
  color: #FFFFFF;
  font-size: 1.5rem;
}

.navbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

nav ul {
  display: flex;
  gap: 0.25rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

nav a {
  display: inline-block;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  color: #FFFFFF;
  font-weight: 600;
  text-decoration: none;
}

/* Tantangan: menu ponsel buka-tutup dengan details */
.menu-laptop {
  display: none;
}

.menu-ponsel summary {
  padding: 0.5rem 0.75rem;
  border: 1px solid #FFFFFF;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
}

.menu-ponsel ul {
  flex-direction: column;
  margin-top: 0.5rem;
}

/* 4. Isi utama, hero, dan kartu */
main {
  padding: 1.5rem 0;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 0 2rem;
  text-align: center;
}

.hero img {
  border: 4px solid #E63946;
  border-radius: 50%;
}

.hero h2 {
  font-size: 2rem;
}

.tombol {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  background-color: #E63946;
  color: #FFFFFF;
  font-weight: 600;
  text-decoration: none;
}

.kartu {
  background-color: #FFFFFF;
  padding: 1rem;
  margin-bottom: 1.5rem;
  border: 1px solid #DDDDDD;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.daftar-kartu {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.daftar-kartu .kartu {
  flex: 1 1 280px;
  margin-bottom: 0;
}

article img {
  border-radius: 8px;
  border: 1px solid #DDDDDD;
}

/* 5. Tabel */
table {
  border-collapse: collapse;
}

caption {
  font-weight: 600;
  text-align: left;
  margin-bottom: 0.5rem;
}

th, td {
  border: 1px solid #CCCCCC;
  padding: 0.5rem 0.75rem;
  text-align: left;
}

th {
  background-color: #1D3557;
  color: #FFFFFF;
}

/* 6. Form */
label {
  font-weight: 600;
}

input, select, textarea {
  width: 100%;
  max-width: 22rem;
  padding: 0.6rem;
  margin-top: 0.25rem;
  border: 1px solid #CCCCCC;
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
}

button {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 6px;
  background-color: #E63946;
  color: #FFFFFF;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

/* 7. Footer */
footer {
  background-color: #1D3557;
  color: #F1FAEE;
  text-align: center;
  padding: 1.5rem;
}

footer p {
  margin-bottom: 0.25rem;
}

footer a {
  color: #FFFFFF;
}

/* 8. Tablet: lebar layar 768px ke atas */
@media (min-width: 768px) {
  .menu-laptop {
    display: block;
  }

  .menu-ponsel {
    display: none;
  }

  .hero {
    flex-direction: row;
    padding: 2rem 0 3rem;
    text-align: left;
  }

  .kartu {
    padding: 1.5rem;
  }
}

/* 9. Laptop: lebar layar 1024px ke atas */
@media (min-width: 1024px) {
  main {
    padding: 2.5rem 0;
  }

  .hero {
    gap: 3rem;
  }

  .hero h2 {
    font-size: 2.75rem;
  }
}