/* ---------- Base Layout ---------- */

:root {
  --biscuit-bg: #fff4e3;
  --biscuit-card: #f8e2c4;
  --biscuit-deep: #9a6b3a;
  --biscuit-soft: #fdf2e3;
  --biscuit-border: #e5c9a5;
  --biscuit-chip: #fbe8cf;
  --text-main: #2f2416;
  --text-muted: #6b5b46;
  --accent-pill: #f1c27d;
  --accent-pill-dark: #e0a85b;
}

/* Global */

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
  background: radial-gradient(circle at top left, #fff9f2, var(--biscuit-bg));
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}

ul {
  list-style-type: none;
  padding-left: 0;
  margin: 0;
}

h1, h2, h3 {
  margin: 0;
  color: var(--text-main);
}

/* ---------- Vault Shell ---------- */

.vault-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 16px 40px;
}

/* ---------- Header / User strip ---------- */

.vault-header {
  padding: 14px 18px;
  background: linear-gradient(135deg, #ffe6c7, #f9d4a9);
  border-radius: 16px;
  border: 1px solid rgba(154, 107, 58, 0.2);
  box-shadow:
    0 14px 35px rgba(0, 0, 0, 0.12),
    0 0 0 1px rgba(255, 255, 255, 0.6) inset;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-icon {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: #ffe0b8;
  object-fit: cover;
  box-shadow: 0 4px 10px rgba(154, 107, 58, 0.3);
}

.welcome-label {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--biscuit-deep);
}

/* Bookmark text */

.bookmark-caption {
  text-align: center;
  margin: 14px auto 22px;
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 520px;
}

/* ---------- Onboarding / Info card ---------- */

.onboarding-highlights {
  background: var(--biscuit-soft);
  border-radius: 18px;
  padding: 18px 18px 16px;
  border: 1px solid var(--biscuit-border);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.08);
  margin-bottom: 22px;
}

.onboarding-highlights h2 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.highlight-list li {
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---------- Marquee ---------- */

.marquee-container {
  overflow: hidden;
  white-space: nowrap;
  box-sizing: border-box;
  width: 100%;
  background: #fbe8cf;
  border-radius: 999px;
  border: 1px solid rgba(154, 107, 58, 0.25);
  padding: 6px 0;
  font-weight: 600;
  font-size: 0.85rem;
  color: #7a5830;
  margin: 18px 0 28px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

.marquee-track {
  display: inline-block;
  padding-left: 100%;
  animation: scroll-left 26s linear infinite;
}

@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* ---------- GitHub intro + FAQ ---------- */

.github-intro-section {
  background: #fffaf2;
  border-radius: 18px;
  padding: 18px 18px 20px;
  border: 1px solid var(--biscuit-border);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.08);
  margin-bottom: 26px;
}

.github-intro-section h2 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.github-intro-section p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.video-wrapper {
  margin: 10px 0 12px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
}

.video-wrapper iframe {
  width: 100%;
  height: 260px;
  border: none;
  display: block;
}

.video-links {
  margin-top: 6px;
  font-size: 0.9rem;
}

.video-links a {
  color: var(--biscuit-deep);
  text-decoration: none;
}

.video-links a:hover {
  text-decoration: underline;
}

/* FAQ */

.faq-section {
  margin-top: 16px;
}

.faq-section h3 {
  font-size: 0.98rem;
  margin-bottom: 10px;
}

.faq-item {
  border-radius: 12px;
  background: #fffdf7;
  border: 1px solid rgba(154, 107, 58, 0.18);
  margin-bottom: 8px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 10px 12px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: "+";
  font-weight: 700;
  color: var(--biscuit-deep);
}

.faq-answer {
  display: none;
  padding: 0 12px 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ---------- Vault title ---------- */

h1 {
  text-align: center;
  font-size: 1.6rem;
  margin: 26px 0 18px;
}

/* ---------- Vault grid & cards ---------- */

.vault-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 26px;
}

.vault-card {
  position: relative;
  background: linear-gradient(150deg, var(--biscuit-card), #f6d6af);
  border-radius: 18px;
  padding: 16px 16px 18px;
  border: 1px solid rgba(154, 107, 58, 0.25);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.12),
    0 0 0 1px rgba(255, 255, 255, 0.6) inset;
  transition:
    transform 0.18s ease-out,
    box-shadow 0.18s ease-out,
    translate 0.18s ease-out;
  backdrop-filter: blur(4px);
}

.vault-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 22px 55px rgba(0, 0, 0, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.7) inset;
}

.vault-card h3 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.vault-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 2px 0 6px;
}

/* Tech tags */

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 6px 0 8px;
}

.tech-tags span {
  background-color: var(--biscuit-chip);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.74rem;
  color: var(--text-main);
  border: 1px solid rgba(154, 107, 58, 0.25);
}

/* Preview button */

.preview-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
  padding: 6px 14px;
  background: radial-gradient(circle at top left, var(--accent-pill), var(--accent-pill-dark));
  color: #2a1b0d;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  box-shadow: 0 8px 18px rgba(154, 107, 58, 0.35);
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    filter 0.15s ease;
}

.preview-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(154, 107, 58, 0.45);
  filter: brightness(1.02);
}

/* Card meta */

.card-meta {
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.card-meta p {
  margin: 2px 0;
}

.degree-icons-inline img {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  margin-right: 4px;
  transition: transform 0.12s ease;
}

.degree-icons-inline img:hover {
  transform: translateY(-1px) scale(1.04);
}

/* Badges */

.badge-wrapper {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.badge {
  background-color: #ffe6c7;
  color: #4a341c;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid rgba(154, 107, 58, 0.3);
}

.badge.beginner {
  background-color: #e9ffd9;
  border-color: #8ac27b;
}

.badge.intermediate {
  background-color: #fff4c5;
  border-color: #e1b051;
}

.badge.mca,
.badge.ai,
.badge.cloud,
.badge.devops,
.badge.data,
.badge.integration,
.badge.qa,
.badge.analyst,
.badge.marketing,
.badge.hardware {
  background-color: #eadbff;
  border-color: #9a7bd1;
}

/* Unlock animation (optional) */

@keyframes unlockBadge {
  0% { transform: scale(0.7); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.badge.unlocked {
  animation: unlockBadge 0.35s ease-out forwards;
}

/* ---------- Bottom marquee ---------- */

.marquee-container + .marquee-container {
  margin-top: 10px;
  margin-bottom: 0;
}

/* ---------- Modal (if used later) ---------- */

.modal {
  display: none;
  position: fixed;
  z-index: 100;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.45);
}

.modal-content {
  background-color: #fffef9;
  margin: 8% auto;
  padding: 1rem;
  border-radius: 14px;
  width: 90%;
  max-width: 520px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3);
}

.close-btn {
  float: right;
  font-size: 1.1rem;
  cursor: pointer;
}

/* ---------- Responsive tweaks ---------- */

@media (max-width: 768px) {
  .vault-container {
    padding: 20px 12px 28px;
  }

  .vault-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .video-wrapper iframe {
    height: 210px;
  }
}

@media (max-width: 480px) {
  .vault-grid {
    gap: 18px;
  }

  .vault-card {
    padding: 14px 14px 16px;
  }

  h1 {
    font-size: 1.4rem;
  }
}

.ov-brand {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #3a2614;
}

.ov-logo-wrap {
  width: 26px;              /* was 42px */
  height: 26px;             /* was 42px */
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #fff7ea, #f1c27d);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 4px 10px rgba(0, 0, 0, 0.22),
    0 0 0 1px rgba(255, 255, 255, 0.7);
  overflow: hidden;
}

.ov-logo-spin {
  width: 70%;               /* still scales nicely inside */
  height: 70%;
  object-fit: contain;
  animation: ov-spin 9s linear infinite;
  transform-origin: 50% 50%;
}

.ov-brand-rest {
  text-transform: lowercase;
}

/* spin animation */
@keyframes ov-spin {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}