/* ================================================================
   Guru Legal Notes – Main Stylesheet
   Premium blue/white academic portal design
   ================================================================ */

/* ---- Variables ---- */
:root {
  --gl-blue:       #1b2a4a;
  --gl-blue-mid:   #2c3e6b;
  --gl-blue-light: #e8f0fe;
  --gl-accent:     #e2b94b;
  --gl-white:      #ffffff;
  --gl-bg:         #f4f7fb;
  --gl-text:       #1a1a2e;
  --gl-muted:      #6b7280;
  --gl-border:     #dde4ef;
  --gl-radius:     12px;
  --gl-shadow:     0 4px 24px rgba(27,42,74,.10);
  --gl-shadow-hov: 0 8px 32px rgba(27,42,74,.18);
  --gl-transition: all .22s cubic-bezier(.4,0,.2,1);
}

/* ================================================================
   LIBRARY – hero, search, grid, cards
   ================================================================ */

.gl-library {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 0 60px;
  font-family: inherit;
}

/* ---- Library hero ---- */
.gl-lib-hero {
  background: linear-gradient(135deg, var(--gl-blue) 0%, #243b6e 60%, #2e5a8a 100%);
  border-radius: 16px;
  padding: 52px 48px 44px;
  color: #fff;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.gl-lib-badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 20px;
  padding: 5px 16px;
  font-size: .82em;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.gl-lib-title {
  font-family: 'Playfair Display', Georgia, serif !important;
  font-size: 2.4em !important;
  font-weight: 700 !important;
  color: #fff !important;
  margin: 0 0 12px !important;
  line-height: 1.2 !important;
  border: none !important;
  padding: 0 !important;
}
.gl-lib-desc {
  font-size: 1.05em;
  opacity: .88;
  max-width: 560px;
  line-height: 1.7;
  margin: 0;
}
.gl-lib-stats {
  display: flex;
  gap: 28px;
  flex-shrink: 0;
}
.gl-stat {
  text-align: center;
  background: rgba(255,255,255,.12);
  border-radius: 10px;
  padding: 16px 20px;
  min-width: 80px;
}
.gl-stat-n {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 1.7em;
  font-weight: 700;
  color: var(--gl-accent);
  line-height: 1;
}
.gl-stat-l {
  display: block;
  font-size: .75em;
  opacity: .8;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ---- Search bar ---- */
.gl-lib-search-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.gl-lib-search-wrap {
  flex: 1;
  min-width: 240px;
  position: relative;
  display: flex;
  align-items: center;
}
.gl-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  opacity: .6;
}
#gl-subject-search {
  width: 100%;
  padding: 13px 16px 13px 46px;
  border: 2px solid var(--gl-border);
  border-radius: 10px;
  font-size: 1em;
  background: #fff;
  color: var(--gl-text);
  transition: var(--gl-transition);
  outline: none;
}
#gl-subject-search:focus {
  border-color: var(--gl-blue-mid);
  box-shadow: 0 0 0 3px rgba(44,62,107,.10);
}
.gl-filter-tabs {
  display: flex;
  gap: 6px;
}
.gl-ftab {
  padding: 10px 18px;
  border-radius: 8px;
  border: 2px solid var(--gl-border);
  background: #fff;
  color: var(--gl-muted);
  font-size: .9em;
  font-weight: 500;
  cursor: pointer;
  transition: var(--gl-transition);
}
.gl-ftab:hover { border-color: var(--gl-blue-mid); color: var(--gl-blue); }
.gl-ftab.active {
  background: var(--gl-blue);
  border-color: var(--gl-blue);
  color: #fff;
}

/* ---- Section header ---- */
.gl-section { margin-bottom: 16px; }
.gl-section--other { margin-top: 52px !important; }
.gl-section-hdr {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.gl-sec-badge {
  display: inline-block;
  font-size: .75em;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  border-radius: 20px;
  padding: 3px 12px;
  margin-right: 8px;
  vertical-align: middle;
}
.gl-sec-badge.core    { background: #e8f0fe; color: var(--gl-blue); }
.gl-sec-badge.elective{ background: #fef3dc; color: #9a6b00; }
.gl-sec-title {
  display: inline;
  font-family: 'Playfair Display', Georgia, serif !important;
  font-size: 1.55em !important;
  font-weight: 700 !important;
  color: var(--gl-blue) !important;
  border: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.gl-sec-sub {
  color: var(--gl-muted);
  font-size: .92em;
  margin: 0;
}

/* ---- Subject cards grid ---- */
.gl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
}

/* ---- Subject card ---- */
.gl-subject-card {
  background: #fff;
  border: 2px solid var(--gl-border);
  border-radius: var(--gl-radius);
  box-shadow: var(--gl-shadow);
  transition: var(--gl-transition);
  overflow: hidden;
}
.gl-subject-card:hover {
  border-color: var(--gl-blue-mid);
  box-shadow: var(--gl-shadow-hov);
  transform: translateY(-3px);
}
.gl-subject-card.hidden { display: none; }
.gl-card-inner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 18px 16px;
}
.gl-card-icon {
  font-size: 1.7em;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gl-blue-light);
  border-radius: 10px;
  margin-top: 2px;
}
.gl-card-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.gl-card-title {
  font-family: 'Playfair Display', Georgia, serif !important;
  font-size: 1em !important;
  font-weight: 700 !important;
  color: var(--gl-blue) !important;
  margin: 0 !important;
  line-height: 1.35 !important;
  border: none !important;
  padding: 0 !important;
  white-space: normal;
  overflow: visible;
  word-break: break-word;
}
.gl-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.gl-card-count {
  font-size: .78em;
  color: var(--gl-muted);
  background: var(--gl-bg);
  border-radius: 20px;
  padding: 2px 9px;
}
.gl-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 13px;
  background: var(--gl-blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: .84em;
  font-weight: 600;
  cursor: pointer;
  transition: var(--gl-transition);
  white-space: nowrap;
}
.gl-card-btn:hover { background: #243b6e; }
.gl-card-btn.open { background: #243b6e; }
.gl-card-btn svg { transition: transform .2s; }
.gl-card-btn.open svg { transform: rotate(180deg); }

/* ---- Notes dropdown ---- */
.gl-card-notes {
  border-top: 1px solid var(--gl-border);
  padding: 0;
  background: var(--gl-bg);
  animation: gl-slide-down .18s ease;
}
@keyframes gl-slide-down {
  from { opacity:0; transform:translateY(-6px); }
  to   { opacity:1; transform:translateY(0); }
}
.gl-notes-list {
  list-style: none;
  margin: 0;
  padding: 8px 0;
}
.gl-notes-list li { margin: 0; }
.gl-note-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  color: var(--gl-blue-mid);
  font-size: .93em;
  font-weight: 500;
  transition: var(--gl-transition);
  text-decoration: none !important;
}
.gl-note-link::before {
  content: '📄';
  font-size: .9em;
  flex-shrink: 0;
}
.gl-note-link:hover {
  background: #dce6f7;
  color: var(--gl-blue);
  padding-left: 26px;
}

/* ---- Unlock CTA bottom ---- */
.gl-unlock-cta {
  margin-top: 80px !important;
  background: linear-gradient(135deg, #0f1e3a 0%, var(--gl-blue) 50%, #243b6e 100%);
  border-radius: 18px;
  padding: 0;
  color: #fff;
  overflow: hidden;
  border: 2px solid rgba(226,185,75,.35);
  box-shadow: 0 8px 40px rgba(27,42,74,.25);
}
.gl-unlock-advert {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
  gap: 28px !important;
  padding: 56px 48px 48px !important;
}
.gl-unlock-left {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.gl-unlock-eyebrow {
  display: inline-block;
  background: rgba(226,185,75,.2);
  border: 1px solid rgba(226,185,75,.45);
  color: var(--gl-accent);
  font-size: .78em;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.gl-unlock-heading {
  font-family: 'Playfair Display', serif !important;
  font-size: 2.1em !important;
  font-weight: 700 !important;
  color: #fff !important;
  margin: 0 0 12px !important;
  border: none !important;
  padding: 0 !important;
  line-height: 1.25 !important;
  letter-spacing: -.01em !important;
}
.gl-unlock-sub {
  margin: 0;
  opacity: .82;
  font-size: .96em;
  line-height: 1.6;
}
.gl-unlock-right {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: wrap !important;
  justify-content: center !important;
  align-items: center !important;
  gap: 20px !important;
}
/* ---- Rs.99 price badge ---- */
.gl-price-badge {
  background: rgba(226,185,75,.1) !important;
  border: 2px solid rgba(226,185,75,.5) !important;
  border-radius: 14px;
  padding: 14px 26px 12px !important;
  text-align: center;
  box-shadow: none !important;
  line-height: 1;
}
.gl-price-currency {
  font-size: 1.2em;
  font-weight: 700;
  vertical-align: top;
  margin-top: 6px;
  display: inline-block;
  color: #e2b94b !important;
}
.gl-price-amount {
  font-size: 3em;
  font-weight: 800;
  font-family: 'Playfair Display', serif;
  display: inline-block;
  color: #e2b94b !important;
}
.gl-price-slash {
  font-size: 1.4em;
  font-weight: 700;
  vertical-align: top;
  margin-top: 6px;
  display: inline-block;
  color: #e2b94b !important;
}
.gl-price-unit {
  display: block;
  font-size: .82em;
  font-weight: 600;
  color: rgba(226,185,75,.75) !important;
  margin-top: 4px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.gl-btn-unlock {
  display: inline-block;
  background: #e2b94b !important;
  color: #1a1a1a !important;
  font-family: 'Playfair Display', serif !important;
  font-weight: 700;
  font-size: 1.05em;
  padding: 15px 30px;
  border-radius: 10px;
  text-decoration: none !important;
  transition: var(--gl-transition);
  white-space: nowrap;
  border: none !important;
  box-shadow: 0 4px 20px rgba(226,185,75,.4);
  letter-spacing: .02em;
  text-align: center;
}
.gl-btn-unlock:hover {
  background: #f0cb5a !important;
  color: #1a1a1a !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(226,185,75,.5);
}

/* ================================================================
   READER page
   ================================================================ */

.gl-reader-wrap {
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 0 60px;
}

/* ---- Breadcrumb ---- */
.gl-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .88em;
  color: var(--gl-muted);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.gl-breadcrumb a { color: var(--gl-blue-mid); text-decoration: none; }
.gl-breadcrumb a:hover { text-decoration: underline; }
.gl-bc-sep { color: #bbb; }

/* ---- PDF Unlock Banner ---- */
.gl-pdf-banner {
  background: linear-gradient(135deg, var(--gl-blue) 0%, #243b6e 60%, #1e3a6e 100%);
  border-radius: 14px;
  margin-bottom: 28px;
  overflow: hidden;
}
.gl-pdf-banner-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 28px;
  flex-wrap: wrap;
}
.gl-pdf-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gl-pdf-text { flex: 1; color: #fff; }
.gl-pdf-text strong {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 1.1em;
  font-weight: 700;
  margin-bottom: 4px;
}
.gl-pdf-text span {
  font-size: .9em;
  opacity: .85;
}
.gl-btn-pdf {
  display: inline-block;
  background: var(--gl-accent);
  color: var(--gl-blue) !important;
  font-weight: 700;
  font-size: .95em;
  padding: 12px 22px;
  border-radius: 8px;
  text-decoration: none !important;
  transition: var(--gl-transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.gl-btn-pdf:hover { background: #f0cb5a; transform: translateY(-1px); }

/* ---- Note meta bar ---- */
.gl-note-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.gl-note-meta-left { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.gl-note-subject-tag,
.gl-note-part-tag,
.gl-note-cat-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: .82em;
  font-weight: 600;
  letter-spacing: .03em;
}
.gl-note-subject-tag { background: var(--gl-blue-light); color: var(--gl-blue); }
.gl-note-part-tag    { background: #fef3dc; color: #9a6b00; }
.gl-note-cat-tag.core    { background: #e8f7ef; color: #1a7a4a; }
.gl-note-cat-tag.elective{ background: #f3e8fd; color: #7b1fa2; }
.gl-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gl-blue-mid);
  font-size: .9em;
  font-weight: 600;
  text-decoration: none;
  padding: 8px 14px;
  border: 2px solid var(--gl-border);
  border-radius: 8px;
  transition: var(--gl-transition);
}
.gl-back-btn:hover { border-color: var(--gl-blue-mid); background: var(--gl-blue-light); }

/* ---- Note frame ---- */
.gl-note-frame-container {
  background: #fff;
  border: 2px solid var(--gl-border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--gl-shadow);
}
.gl-frame-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 20px;
  background: var(--gl-bg);
  border-bottom: 1px solid var(--gl-border);
  gap: 12px;
}
.gl-frame-title {
  font-weight: 600;
  font-size: .93em;
  color: var(--gl-blue);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.gl-frame-brand-tag {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .8em;
  color: var(--gl-muted);
  white-space: nowrap;
  flex-shrink: 0;
}
.gl-note-iframe {
  display: block;
  width: 100%;
  height: 820px;
  border: none;
  background: #fff;
}

/* ---- Sibling notes ---- */
.gl-sibling-notes {
  margin-top: 32px;
  padding: 24px 28px;
  background: var(--gl-bg);
  border-radius: 12px;
  border: 1px solid var(--gl-border);
}
.gl-sibling-title {
  font-family: 'Playfair Display', serif !important;
  font-size: 1.05em !important;
  color: var(--gl-blue) !important;
  font-weight: 700 !important;
  margin: 0 0 16px !important;
  border: none !important;
  padding: 0 !important;
}
.gl-sibling-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.gl-sibling-card {
  display: inline-block;
  padding: 9px 16px;
  background: #fff;
  border: 2px solid var(--gl-border);
  border-radius: 8px;
  color: var(--gl-blue-mid);
  font-size: .9em;
  font-weight: 500;
  text-decoration: none;
  transition: var(--gl-transition);
}
.gl-sibling-card:hover {
  border-color: var(--gl-blue-mid);
  background: var(--gl-blue-light);
}

/* ---- Empty state ---- */
.gl-reader-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--gl-muted);
}
.gl-reader-empty a { color: var(--gl-blue-mid); }

/* ================================================================
   Responsive
   ================================================================ */
@media (max-width: 900px) {
  .gl-lib-hero { padding: 36px 28px 30px; }
  .gl-lib-title { font-size: 1.9em !important; }
  .gl-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
}
@media (max-width: 640px) {
  .gl-lib-hero { flex-direction: column; align-items: flex-start; }
  .gl-lib-stats { gap: 12px; }
  .gl-lib-search-bar { flex-direction: column; align-items: stretch; }
  .gl-filter-tabs { overflow-x: auto; }
  .gl-grid { grid-template-columns: 1fr; }
  .gl-unlock-inner { flex-direction: column; }
  .gl-pdf-banner-inner { flex-direction: column; align-items: flex-start; }
  .gl-note-meta-bar { flex-direction: column; align-items: flex-start; }
  .gl-note-iframe { height: 600px; }
  .gl-unlock-cta { padding: 28px 20px; }
}