/* :root {
  --bg-color: #121417;
  --card-bg: #1e2126;
  --text-color: #e3e8ef;
  --heading-color: #66b2ff;
  --primary-accent: #4caf50;
  --primary-accent-hover: #66bb6a;
  --border-color: #2a2d34;
} */

:root {
  /* Latar belakang sebagai ruang kontemplatif */
  --bg-color: #0f1115; /* "Void" - representasi ruang sunyi dan refleksi */

  /* Kartu sebagai tempat pemikiran muncul */
  --card-bg: #1a1d23; /* "Stone" - stabilitas, tempat pemikiran ditempa */

  /* Warna teks sebagai cahaya dalam kegelapan */
  --text-color: #e0e6ed; /* "Light" - pencerahan dan pemahaman */

  /* Judul sebagai panggilan inspiratif */
  --heading-color: #5aaaff; /* "Sky" - terbuka, mengarah ke atas */

  /* Aksen utama sebagai simbol kehidupan dan keseimbangan */
  --primary-accent: #4caf50; /* "Growth" - keharmonisan dan pertumbuhan */
  --primary-accent-hover: #66bb6a; /* "Vitality" - energi dan optimisme */

  /* Warna border sebagai batas antara ide */
  --border-color: #2c2f36; /* "Shadow" - batas halus antar pemikiran */

  /* Kartu utama — simbol nilai (emas/kopi tua) */
  --main-card-bg: #c2a68c; /* "Wisdom" - nilai dari pengetahuan */
  --main-card-heading: #3ba1e0; /* "Thought" - kedalaman ide */

  --btn-prim-acc: #f97316;
  --btn-prim-acc-hover: #a78bfa;

  --main-card-bg: #b9824f;  /* seperti warna kayu, terkesan hangat dan intelektual */
  --main-card-heading: #ffffff;
}


*,
*::after,
*::before {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html, body {
  height: 100%;
}

body {
  display: flex;
  line-height: 1.6;
  margin-top: 0.4rem;
  flex-direction: column;
  color: var(--text-color);
  background-color: var(--bg-color);
  font-family: 'Poppins', sans-serif;
}

header {
  flex-shrink: 0;
}

footer {
  flex-shrink: 0;
}

.header-container {
  padding: 0 0.4rem 0 0.4rem;
}

.header-card-container {
  padding: 0.5rem;
  display: flex;
  align-items: center;
  border-radius: 0.4rem;
  background-color: var(--card-bg);
  justify-content: space-between;
  border: 1px solid var(--border-color);
}

.header-judul h1 {
  font-size: 1.8rem;
  margin-bottom: 0.1rem;
}

.header-judul h2 {
  color: #555;
  font-size: 1.2rem;
}

.header-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.header-menu  button {
  border: none;
  color: var(--text-color);
  cursor: pointer;
  padding: 0.5rem 1rem;
  border-radius: 0.7rem;
  background-color: var(--btn-prim-acc);
  transition: background-color 0.3s ease;
}

.header-menu button:hover {
  background-color: var(--primary-accent-hover);
}

/* MAIN */
main.main-container {
  flex-grow: 1;
}

.main-container {
  margin-top: 0.4rem;
  padding: 0 0.4rem 0 0.4rem;
}

.main-card-container {
  display: grid;
  height: 100%;
  gap: 1rem;
  padding: 1rem;
  border-radius: 0.5rem;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.main-card.awal {
  gap: 0.5rem;
  display: flex;
  padding: 1rem;
  cursor: pointer;
  overflow: hidden;
  border-radius: 0.8rem;
  flex-direction: column;
  background-color: var(--main-card-bg);
  transition: all 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.main-card.active {
  padding: 2rem;
  grid-column: 1 / -1; /* Melebar penuh ke seluruh kolom grid */
  transition: all 1s ease;
  border-radius: 0.7rem;
  background-color: var(--main-card-bg);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.main-card.active:hover {
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.6);
}

.main-card:not(.awal):not(.active) {
  display: none;
}

.main-card:not(.active):hover {
  transform: translateY(-5px);
  background-color: var(--btn-prim-acc);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.main-card h1 {
  font-size: 1.2rem;
  color: var(--main-card-heading);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-content p {
  margin-bottom: 16px; /* Default spacing antar paragraf */
}

.card-content p:last-of-type {
  margin-bottom: 24px; /* Tambahan jarak sebelum subjudul */
}

.card-content h3 {
  margin-top: 24px;
  margin-bottom: 12px;
}

.close-btn {
  align-self: flex-end;
  padding: 0.3rem 0.7rem;
  font-size: 0.8rem;
  background-color: var(--btn-prim-acc);
  color: var(--text-color);
  border: none;
  border-radius: 0.4rem;
  cursor: pointer;
  margin-bottom: 0.5rem;
  transition: background-color 0.3s ease;
}

.close-btn:hover {
  background-color: var(--btn-prim-acc-hover);
}

.footer-container {
  padding: 0 0.4rem 0 0.4rem;
}

.footer-card-container {
  /* height: 7vh; */
  color: #666;
  padding: 1rem;
  font-size: 0.9rem;
  text-align: center;
  /* border: 1px solid var(--border-color); */
}

.quiz-button {
  margin-bottom: 1rem;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  background-color: var(--btn-prim-acc);
  color: white;
  border: none;
  border-radius: 0.4rem;
  cursor: pointer;
}

.quiz-button:hover {
  background-color: var(--btn-prim-acc-hover);
}

.quiz-choices {
  list-style-type: none;
  padding: 0;
}

.quiz-choices li {
  margin-bottom: 0.5rem;
}

.quiz-choices button {
  width: 100%;
  padding: 0.4rem 0.8rem;
  border: none;
  border-radius: 0.3rem;
  cursor: pointer;
  background-color: #444;
  color: white;
}

.quiz-choices button:hover {
  background-color: #666;
}

.quiz-feedback {
  margin-top: 1rem;
  font-weight: bold;
}


@media (max-width: 600px) {
  .header-card-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-menu {
    justify-content: flex-start;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}