/* contest.css */

.contest-section {
  padding: 2rem 0;
}

@media (min-width: 768px) {
  .contest-section {
    padding: 4rem 0;
  }
}

.contest-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 992px) {
  .contest-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.contest-info h2 {
  font-family: var(--font-head);
  font-size: 2rem;
  margin-bottom: 2rem;
  color: var(--color-light);
}

.info-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.info-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
}

.info-card h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--color-accent);
  margin-bottom: 0.8rem;
}

.info-card p, .info-card ul {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.highlight-text {
  color: #ff6b6b !important;
  font-weight: 500;
  margin-top: 0.5rem;
}

.rules-card ul {
  padding-left: 1.5rem;
  list-style-type: disc;
}

.rules-card ul li {
  margin-bottom: 0.6rem;
}

.rules-card ul ul {
  list-style-type: circle;
  margin-top: 0.5rem;
}

/* Contest Poster Style */
.contest-poster {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 2rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Form Styles */
.form-card {
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

@media (min-width: 768px) {
  .form-card {
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  }
}

.form-card h2 {
  font-family: var(--font-head);
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.form-card > p {
  color: var(--color-muted);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.contest-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group label {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-light);
}

.required {
  color: var(--color-accent);
}

.optional {
  color: var(--color-muted);
  font-weight: 400;
  font-size: 0.8rem;
}

.contest-form input,
.contest-form select,
.contest-form textarea {
  background: rgba(0,0,0,0.2);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  color: var(--color-light);
  font-family: var(--font-body);
  transition: all 0.3s ease;
}

.contest-form input:focus,
.contest-form select:focus,
.contest-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background: rgba(0,0,0,0.4);
}

.contest-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1em;
}

.contest-form option {
  background: var(--color-bg-2);
  color: var(--color-text-1);
}

.contest-form small {
  color: var(--color-muted);
  font-size: 0.8rem;
}

.file-upload-box {
  position: relative;
  background: rgba(0,0,0,0.2);
  border: 2px dashed rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 2rem 1rem;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.file-upload-box:hover {
  border-color: var(--color-accent);
  background: rgba(0,0,0,0.3);
}

.file-upload-box input[type="file"] {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0;
  cursor: pointer;
}

.file-dummy {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  pointer-events: none;
}

.file-icon {
  font-size: 2rem;
}

.file-text {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.form-status {
  padding: 1rem;
  border-radius: 8px;
  display: none;
  font-size: 0.9rem;
  text-align: center;
}

.form-status.error {
  display: block;
  background: rgba(255, 107, 107, 0.1);
  color: #ff6b6b;
  border: 1px solid rgba(255, 107, 107, 0.2);
}

.form-status.success {
  display: block;
  background: rgba(81, 207, 102, 0.1);
  color: #51cf66;
  border: 1px solid rgba(81, 207, 102, 0.2);
}

.submit-btn {
  position: relative;
  width: 100%;
  padding: 1rem;
  border: none;
  border-radius: 8px;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}

.submit-btn:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

.submit-btn:disabled {
  background: rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.5);
  cursor: not-allowed;
  transform: none;
}

.loader {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: var(--color-bg);
  animation: spin 1s ease-in-out infinite;
  position: absolute;
  top: calc(50% - 10px);
  left: calc(50% - 10px);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Sticky Deadline Banner */
.sticky-deadline-banner {
  position: sticky;
  top: 96px; /* Height of util bar (32) + nav (64) */
  z-index: 90;
  background: var(--color-bg-2);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-1);
  text-align: center;
  padding: 0.8rem 1rem;
  font-weight: 500;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.sticky-deadline-banner p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-1);
}

.sticky-deadline-banner .highlight {
  background: var(--color-accent-soft);
  padding: 0.2rem 0.8rem;
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
}

/* Mobile Responsive Certificate Preview Modal */
#certificate-modal .modal-content {
  width: 94vw;
  max-width: 820px;
  max-height: 90vh;
  padding: 1.25rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.6);
}

@media (min-width: 640px) {
  #certificate-modal .modal-content {
    padding: 2rem;
  }
}

#cert-preview-container {
  width: 100%;
  max-height: 60vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  border-radius: 8px;
  background: #000;
  padding: 0.5rem;
}

#cert-preview-img {
  max-width: 100%;
  max-height: 55vh;
  object-fit: contain;
}

@media (max-width: 600px) {
  #download-success {
    padding: 1.25rem 1rem !important;
  }

  #view-certificate-btn {
    width: 100%;
    padding: 0.8rem 1rem !important;
  }

  #modal-download-link {
    width: 100%;
    justify-content: center;
  }

  #cert-preview-container {
    min-height: 220px;
    max-height: 50vh;
  }
}