/* ============================================================
   abstract.css — Abstract Submission page
   ============================================================ */

/* Layout */
.abstract-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

/* Left column */
.abstract-image-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 96px;
}

.abstract-image-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-lg);
}

.image-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--primary-dark);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.deadline-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  transition: var(--transition);
}

.deadline-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
  transform: translateX(4px);
}

.deadline-icon { font-size: 1.6rem; flex-shrink: 0; }

.deadline-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 3px;
}

.deadline-date {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--primary);
}

/* Right column */
.abstract-info-col h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.abstract-intro {
  color: var(--text-mid);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 36px;
}

.guideline-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.guideline-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
  position: relative;
}

.guideline-item:hover {
  background: var(--bg-white);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.g-icon {
  width: 44px;
  height: 44px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.guideline-item:hover .g-icon {
  background: var(--accent);
}

.g-icon svg {
  width: 22px;
  height: 22px;
  stroke: #fff;
  stroke-width: 2;
  fill: none;
}

.guideline-item:hover .g-icon svg {
  stroke: var(--primary-dark);
}

.g-content {
  flex: 1;
  min-width: 0;
}

.g-content h4 {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.g-content p {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* Full width for odd items to maintain grid */
.guideline-item:nth-child(5) {
  grid-column: 1 / -1;
}

@media (max-width: 768px) {
  .guideline-list {
    grid-template-columns: 1fr;
  }
  .guideline-item:nth-child(5) {
    grid-column: 1;
  }
}

.submit-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.submit-note {
  font-size: 0.82rem;
  color: var(--text-light);
}

/* ---- New Form Styles ---- */
.form-section-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary);
  margin: 24px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
}

.form-section-title:first-of-type {
  margin-top: 0;
}

.author-block {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
}

.author-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.author-label {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
}

.author-remove {
  background: none;
  border: none;
  color: #e53e3e;
  font-size: 1.4rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0 8px;
  line-height: 1;
  transition: all 0.2s;
  border-radius: 4px;
}

.author-remove:hover {
  background: #fed7d7;
  color: #c53030;
}

.add-author-btn {
  display: block;
  width: 100%;
  padding: 12px;
  background: transparent;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  color: var(--primary);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 8px;
}

.add-author-btn:hover {
  background: var(--bg-light);
  border-color: var(--primary);
}

.affiliation-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}

.affiliation-item {
  display: flex;
  gap: 8px;
  align-items: center;
}

.affiliation-item .affiliation-input {
  flex: 1;
}

.remove-affiliation-btn {
  background: #e53e3e;
  border: none;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 10px;
  line-height: 1;
  border-radius: 4px;
  transition: all 0.2s;
  flex-shrink: 0;
}

.remove-affiliation-btn:hover {
  background: #c53030;
}

.add-affiliation-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 0;
  text-decoration: underline;
  transition: color 0.2s;
}

.add-affiliation-btn:hover {
  color: var(--accent);
}

.form-hint {
  display: block;
  font-size: 0.78rem;
  color: var(--text-light);
  margin-top: 6px;
}

/* ---- Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,24,48,0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 90dvh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(24px) scale(0.97);
  transition: var(--transition);
}

.modal-overlay.open .modal-box {
  transform: none;
}

.modal-header {
  padding: 32px 36px 24px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.modal-header h3 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.modal-header p {
  font-size: 0.88rem;
  color: var(--text-light);
}

.modal-close {
  position: absolute;
  top: 28px; right: 28px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-light);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-mid);
  transition: var(--transition);
  cursor: pointer;
}

.modal-close:hover {
  background: #fee2e2;
  color: #ef4444;
  border-color: #fca5a5;
}

.modal-form {
  padding: 28px 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
}

.required { color: #e53e3e; }

.form-group input,
.form-group textarea,
.form-group select {
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--bg-white);
  transition: var(--transition);
  outline: none;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,58,92,0.1);
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: #e53e3e;
}

.form-error {
  font-size: 0.78rem;
  color: #e53e3e;
  min-height: 16px;
}

.word-count-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.word-count {
  font-size: 0.78rem;
  color: var(--text-light);
}

.word-count.over { color: #e53e3e; font-weight: 700; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

/* Success Toast */
.success-toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: #065f46;
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  box-shadow: 0 20px 48px rgba(0,0,0,0.25);
  z-index: 3000;
  max-width: 380px;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
}

.success-toast.show {
  transform: none;
  opacity: 1;
}

.success-toast svg { flex-shrink: 0; margin-top: 2px; }

.success-toast strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.success-toast p {
  font-size: 0.82rem;
  opacity: 0.85;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 1024px) {
  .abstract-layout { grid-template-columns: 1fr; gap: 40px; }
  .abstract-image-col { position: static; }
  .abstract-image-wrap { aspect-ratio: 16/7; }
}

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .modal-form { padding: 20px; }
  .modal-header { padding: 24px 20px 16px; }
}