/* === READER APP === */
.reader-hero {
  padding: 120px 40px 60px;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.reader-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--charcoal);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.reader-hero p {
  color: var(--mid-gray);
  margin-top: 8px;
  font-size: 1rem;
}

.reader-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--charcoal);
  color: var(--cream);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 14px 24px;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s, transform 0.1s;
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

.reader-cta-btn:hover { background: #333; }
.reader-cta-btn:active { transform: scale(0.98); }

/* === GRID === */
.cards-grid {
  padding: 20px 40px 100px;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.card-thumb {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--warm-gray);
  display: block;
}

.card-thumb-placeholder {
  width: 100%;
  height: 180px;
  background: var(--warm-gray);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-thumb-placeholder svg {
  width: 40px;
  height: 40px;
  color: var(--light-gray);
}

.card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.card-topic {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--amber-light);
  padding: 4px 10px;
  border-radius: 20px;
}

.card-time {
  font-size: 0.8rem;
  color: var(--light-gray);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--charcoal);
  line-height: 1.3;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.card-summary {
  font-size: 0.875rem;
  color: var(--mid-gray);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-summary.generating {
  font-style: italic;
  color: var(--light-gray);
}

.card-summary-placeholder {
  font-size: 0.875rem;
  color: var(--light-gray);
  font-style: italic;
}

.card-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--warm-gray);
}

.card-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--warm-gray);
  color: var(--charcoal);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
}

.card-btn:hover { background: var(--light-gray); }
.card-btn.primary {
  background: var(--charcoal);
  color: var(--cream);
}
.card-btn.primary:hover { background: #333; }
.card-btn.primary:disabled {
  background: var(--light-gray);
  cursor: not-allowed;
}

.card-btn.danger {
  background: #fee2e2;
  color: #991b1b;
}
.card-btn.danger:hover { background: #fecaca; }

/* === EMPTY STATE === */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 40px;
}

.empty-state h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 12px;
}

.empty-state p {
  color: var(--mid-gray);
  margin-bottom: 32px;
}

/* === MANUAL SAVE MODAL === */
.save-form-wrap {
  display: flex;
  gap: 12px;
  max-width: 520px;
}

.save-input {
  flex: 1;
  padding: 12px 18px;
  border: 2px solid var(--warm-gray);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: white;
  color: var(--charcoal);
  outline: none;
  transition: border-color 0.2s;
}

.save-input:focus { border-color: var(--amber); }
.save-input::placeholder { color: var(--light-gray); }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .reader-hero { flex-direction: column; align-items: flex-start; padding-top: 100px; }
  .cards-grid { padding: 20px 24px 80px; }
}

@media (max-width: 600px) {
  .save-form-wrap { flex-direction: column; }
  .cards-grid { grid-template-columns: 1fr; }
}