@font-face {
    font-family: "Libertinus Serif";
    src: url("/fonts/LibertinusSerif-Regular.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Libertinus Serif";
    src: url("/fonts/LibertinusSerif-Bold.woff2") format("woff2");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Shobhika";
    src: url("/fonts/Shobhika-400.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: swap;

    unicode-range:
        U+0900-097F, /* Devanāgarī */
        U+A8E0-A8FF, /* Devanāgarī Extended */
        U+1CD0-1CFF; /* Vedic Extensions */
}

@font-face {
    font-family: "Shobhika";
    src: url("/fonts/Shobhika-700.woff2") format("woff2");
    font-weight: 700;
    font-style: normal;
    font-display: swap;

    unicode-range:
        U+0900-097F, /* Devanāgarī */
        U+A8E0-A8FF, /* Devanāgarī Extended */
        U+1CD0-1CFF; /* Vedic Extensions */
}


/* =========================
   Main font stack
   ========================= */

body {
    font-family:
        "Libertinus Serif",
        "Shobhika",
        serif;
}

.back-button {
  position: fixed;
  top: 20px;
  left: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--sand);
  border: 2px solid var(--spiritual-blue);
  color: var(--spiritual-blue);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(27, 73, 101, 0.2);
  z-index: 1000;
  text-decoration: none;
  padding: 0;
}

.a-btn {
  text-decoration-line: none !important;
}

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  background: transparent;
  border: 2px solid var(--text);
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: none;
  z-index: 1001;
  padding: 0;
}


.login-button {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 10px 12px;
  border: 2px solid var(--text);
  background: transparent;
  color: var(--text);
  text-decoration: none;
  z-index: 1010;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
}

/* ===== Logo container ===== */

.logo-container {
  text-align: center;
  padding: 40px 20px 20px;
  margin-bottom: 30px;
}

.logo-container img {
  max-width: 300px;
  width: 100%;
  height: auto;
  margin: 0 auto;
  transition: opacity 0.3s ease;
}

.logo-container .logo-light {
  display: block;
}

.logo-container .logo-dark {
  display: none;
}

[data-theme='dark'] .logo-container .logo-light {
  display: none;
}

[data-theme='dark'] .logo-container .logo-dark {
  display: block;
}

/* ===== Tab system  ===== */
.note-tabs {
  border-bottom: 2px solid var(--text);
  background: var(--card);
}

.note-tabs .nav-link {
  color: var(--text);
  border: none;
  border-bottom: 3px solid transparent;
  font-weight: 500;
  transition: none;
  padding: 12px 20px;
  background: transparent;
}

.note-tabs .nav-link:hover,
.note-tabs .nav-link:focus {
  color: var(--text) !important;
  background: transparent !important;
  border-bottom-color: transparent !important;
  box-shadow: none !important;
  transform: none !important;
}

.note-tabs .nav-link.active {
  color: var(--text);
  border-bottom-color: var(--text);
  background: transparent;
}

.note-tab-content {
  padding: 20px 0;
}

.side_buttons {
  display: flex;
}

.side_buttons div {
  margin: 5px;
}

/* ===== Mandala graph view ===== */
.mandala-container {
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#graph {
  width: 100%;
  height: 500px;
  border: none;
}

.links-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.links-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.links-list li:last-child {
  border-bottom: none;
}

.links-list a {
  color: var(--spiritual-blue);
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

.links-list a:hover {
  color: var(--sand);
  text-decoration: underline;
}

.link-autocomplete {
  position: absolute;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 2000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: none;
}

.link-autocomplete.active {
  display: block;
}

.link-autocomplete-item {
  padding: 8px 12px;
  cursor: pointer;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.link-autocomplete-item:last-child {
  border-bottom: none;
}

.link-autocomplete-item:hover,
.link-autocomplete-item.highlighted {
  background: var(--spiritual-blue);
  color: #fff;
}

/* ===== Mandala intro text  ===== */
.mandala-intro {
  max-width: 700px;
  margin: 30px auto;
  padding: 30px;
  background: var(--card);
  border-left: 4px solid var(--spiritual-blue);
  font-size: 1.05rem;
  line-height: 1.8;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* ===== Search ===== */
.search-container {
  max-width: 600px;
  margin: 40px auto;
  position: relative;
  padding: 0 15px;
}

.search-input {
  width: 100%;
  padding: 18px 20px;
  font-size: 1.1rem;
  border: 2px solid var(--border);
  background: var(--card);
  color: var(--text);
  transition: all 0.3s ease;
  font-family: "Faculty Glyphic", "Georgia", serif;
}

.search-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(27, 73, 101, 0.1);
  border-color: var(--spiritual-blue);
}

.autocomplete-list {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card);
  border: 2px solid var(--border);
  border-top: none;
  max-height: 400px;
  overflow-y: auto;
  display: none;
  z-index: 1000;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.autocomplete-list.active {
  display: block;
}

.autocomplete-item {
  padding: 12px 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  border-bottom: 1px solid var(--border);
}

.autocomplete-item:hover,
.autocomplete-item.highlighted {
  background: var(--spiritual-blue);
  color: white;
  padding-left: 30px;
}

.autocomplete-item:last-child {
  border-bottom: none;
}

.results-container {
  margin-top: 40px;
}

/* ===== Mandala grid / cards ===== */
.mandala-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.mandala-card {
  background: var(--card);
  border: 2px solid var(--border);
  padding: 25px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.mandala-card:hover {
  border-color: var(--text);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.mandala-card.orphan {
  background: rgba(255, 200, 200, 0.3);
  border-color: rgba(200, 100, 100, 0.4);
}

[data-theme='dark'] .mandala-card.orphan {
  background: rgba(150, 50, 50, 0.25);
  border-color: rgba(200, 100, 100, 0.4);
}

.mandala-title {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
  word-break: break-word;
}

.featured-section {
  margin-top: 60px;
  padding: 40px 20px;
  border-left: 4px solid var(--text);
}

.section-title {
  font-size: 1.8rem;
  font-weight: 300;
  margin-bottom: 30px;
  text-align: center;
}

.no-results {
  text-align: center;
  padding: 40px 20px;
  color: var(--text);
  opacity: 0.6;
}

/* =========================================================
   RESPONSIVE — 768px
   ========================================================= */
@media (max-width: 768px) {
  .logo-container {
    padding: 15px 10px;
    margin-bottom: 15px;
  }
  .logo-container img {
    max-width: 200px;
  }

  .back-button {
    width: 40px;
    height: 40px;
    top: 15px;
    left: 15px;
    font-size: 1.1rem;
  }

  .theme-toggle {
    width: 40px;
    height: 40px;
    top: 12px;
    right: 12px;
    font-size: 1.1rem;
  }

  .login-button {
    top: 12px;
    right: 12px;
    padding: 8px 10px;
    font-size: 0.85rem;
  }

  .container-fluid,
  .container {
    padding-top: 60px;
    padding-left: 10px;
    padding-right: 10px;
  }

  .note-tabs .nav-link {
    padding: 10px 12px;
    font-size: 0.9rem;
  }

  .note-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .mandala-container {
    min-height: 350px;
  }

  #graph {
    height: 350px;
  }

  .mandala-intro {
    margin: 20px 10px;
    padding: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
  }

  .search-container {
    margin: 30px auto;
    padding: 0 10px;
  }

  .mandala-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 25px;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.3rem;
  }
}

/* =========================================================
   RESPONSIVE — 480px
   ========================================================= */
@media (max-width: 480px) {
  .logo-container {
    padding: 10px 8px;
    margin-bottom: 10px;
  }
  .logo-container img {
    max-width: 150px;
  }

  .back-button {
    width: 36px;
    height: 36px;
    top: 12px;
    left: 12px;
    font-size: 1rem;
  }

  .theme-toggle {
    width: 36px;
    height: 36px;
    top: 10px;
    right: 10px;
    font-size: 1rem;
  }

  .login-button {
    top: 10px;
    right: 10px;
    padding: 6px 8px;
    font-size: 0.8rem;
  }

  .container-fluid,
  .container {
    padding-top: 50px;
    padding-left: 8px;
    padding-right: 8px;
  }

  .note-tabs .nav-link {
    padding: 8px 10px;
    font-size: 0.85rem;
  }

  .mandala-container {
    min-height: 280px;
  }

  #graph {
    height: 280px;
  }

  .mandala-intro {
    margin: 15px 5px;
    padding: 15px;
    font-size: 0.9rem;
    border-left-width: 3px;
  }

  .search-container {
    margin: 25px auto;
    padding: 0 5px;
  }

  .mandala-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 20px;
  }

  h1 {
    font-size: 1.3rem;
  }

  h2 {
    font-size: 1.15rem;
  }

  .links-list a {
    font-size: 0.9rem;
  }
}