/* Submit Abstract Enhanced Styles */
.submit-abstract-main {
  min-height: 100vh;
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
  background-attachment: fixed;
}

.abstract-hero {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
  padding: 6rem 2rem;
  text-align: center;
  border-bottom: 2px solid rgba(99, 102, 241, 0.3);
}

.abstract-hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #a5b4fc, #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
  font-family: 'Space Grotesk', sans-serif;
}

.abstract-hero h2 {
  font-size: 1.8rem;
  color: #cbd5e1;
  font-weight: 600;
}

.abstract-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.tba-section {
  background: rgba(30, 27, 75, 0.5);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 12px;
  padding: 0;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.1);
}

.tba-container {
  padding: 3rem 2.5rem;
  text-align: center;
}

.tba-icon {
  font-size: 4rem;
  color: #a5b4fc;
  margin-bottom: 1.5rem;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}

.tba-container h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #cbd5e1;
  margin-bottom: 0.5rem;
}

.tba-status {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ff6b35, #f7931e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.tba-message {
  font-size: 1.2rem;
  color: #a5b4fc;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.info-box {
  background: rgba(15, 23, 42, 0.5);
  border-left: 4px solid #6366f1;
  border-radius: 8px;
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: left;
}

.info-box h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 1rem;
}

.info-box ul {
  list-style: none;
  padding: 0;
}

.info-box li {
  color: #cbd5e1;
  margin-bottom: 0.8rem;
  padding-left: 1.5rem;
  position: relative;
  font-size: 1rem;
}

.info-box li:before {
  position: absolute;
  left: 0;
  color: #10b981;
  font-weight: bold;
}

.contact-info {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 8px;
  padding: 2rem;
}

.contact-info h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #a5b4fc;
  margin-bottom: 1rem;
}

.contact-info p {
  color: #cbd5e1;
  margin-bottom: 0.8rem;
  font-size: 1rem;
  line-height: 1.6;
}

.contact-info a {
  color: #a5b4fc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-info a:hover {
  color: #f472b6;
  text-decoration: underline;
}

.contact-info p:last-child {
  margin-bottom: 0;
  margin-top: 1rem;
  font-size: 0.95rem;
  color: #94a3b8;
}

.acknowledgement{
  margin-bottom: 20px;
}
.acknowledgement p {
  font-size: 1.2rem;
  color: #ffffff;
  text-align: center;
  margin-top: 2rem;
}

.submit-btn{
  background: #6366f1;
  padding: 12px 25px;
  border-radius: 8px;
  transition: background 0.3s ease;
  display: inline-block;
  margin-top: 15px;
  border: none;
  cursor: pointer;
}

.submit-btn:hover {
  background: #4f46e5;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.submit-btn a{
  color: white;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
}

.deadline{
  color: #ef4444;
  font-weight: bold;
  font-size: 1.5rem;
  text-align: center;
}

/* Guidelines Container Styles */
.guidelines-container {
  max-width: 1200px;
  margin: 3rem auto;
  padding: 2rem;
}

.guidelines-title {
  font-size: 2.8rem;
  font-weight: 700;
  color: #cbd5e1;
  text-align: center;
  margin-bottom: 3rem;
  background: linear-gradient(135deg, #a5b4fc, #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-family: 'Space Grotesk', sans-serif;
}

.guideline-step {
  background: rgba(30, 27, 75, 0.5);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.1);
  transition: all 0.3s ease;
}

.guideline-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.2);
  border-color: rgba(99, 102, 241, 0.5);
}

.step-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.step-number {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.step-header h3 {
  font-size: 1.8rem;
  font-weight: 600;
  color: #cbd5e1;
  margin: 0;
}

.step-content ul {
  padding: 0;
  margin: 0;
}

.step-content li {
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.2rem;
  position: relative;
}

.step-content li:before {
  position: absolute;
  left: 0;
  color: #10b981;
  font-weight: bold;
  font-size: 1.2rem;
}

.step-content li:last-child {
  margin-bottom: 0;
}

.step-content a {
  color: #a5b4fc;
  text-decoration: none;
  transition: color 0.3s ease;
  font-weight: 500;
  word-break: break-all;
}

.step-content a:hover {
  color: #f472b6;
  text-decoration: underline;
}

.required-mark {
  color: #ef4444;
  font-weight: bold;
  font-size: 1.1rem;
}

.user-guide-note {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.user-guide-note i {
  font-size: 1.8rem;
  color: #a5b4fc;
  flex-shrink: 0;
}

.user-guide-note p {
  color: #cbd5e1;
  font-size: 1.1rem;
  margin: 0;
  line-height: 1.6;
}

/* PDF Container Styles */
.pdf-container {
  max-width: 1400px;
  margin: 3rem auto;
  padding: 2rem;
}

.pdf-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #cbd5e1;
  text-align: center;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #a5b4fc, #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-family: 'Space Grotesk', sans-serif;
}

.pdf-wrapper {
  position: relative;
  width: 100%;
  min-height: 1200px;
  background: rgba(30, 27, 75, 0.5);
  border: 2px solid rgba(99, 102, 241, 0.3);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.2);
  backdrop-filter: blur(10px);
}

.pdf-embed {
  width: 100%;
  height: 1200px;
  border: none;
  display: block;
  transform: scale(1.1);
  transform-origin: top center;
}

.pdf-fallback {
  display: none;
  text-align: center;
  padding: 4rem 2rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.pdf-fallback p {
  font-size: 1.3rem;
  color: #cbd5e1;
  margin-bottom: 2rem;
}

.download-btn {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
}

.download-btn i {
  font-size: 1.2rem;
}

/* Show fallback if PDF doesn't load */
@supports not (display: flex) {
  .pdf-fallback {
    display: flex;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .abstract-hero h1 {
    font-size: 2.5rem;
  }

  .abstract-hero h2 {
    font-size: 1.3rem;
  }

  .tba-icon {
    font-size: 3rem;
  }

  .tba-container h2 {
    font-size: 2rem;
  }

  .tba-status {
    font-size: 1.5rem;
  }

  .tba-message {
    font-size: 1rem;
  }

  .tba-container {
    padding: 2rem 1.5rem;
  }

  .info-box,
  .contact-info {
    padding: 1.5rem;
  }

  .abstract-content {
    padding: 1.5rem 1rem;
  }

  .pdf-container {
    padding: 1rem;
    margin: 2rem auto;
  }

  .pdf-title {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
  }

  .pdf-wrapper {
    min-height: 700px;
  }

  .pdf-embed {
    height: 700px;
    transform: scale(1.05);
  }

  .pdf-fallback {
    padding: 2rem 1rem;
    min-height: 300px;
  }

  .pdf-fallback p {
    font-size: 1.1rem;
  }

  .download-btn {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .pdf-wrapper {
    min-height: 600px;
  }

  .pdf-embed {
    height: 600px;
    transform: scale(1.0);
  }

  .pdf-title {
    font-size: 1.5rem;
  }
}