/* CSIR NET page sections (below premium hero) */
.csir-main .section {
  padding: 5rem 8%;
}

.csir-main .section-label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--csir-primary);
  margin-bottom: 0.7rem;
}

.csir-main .section h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1rem;
  color: var(--csir-white);
}

.csir-main .section h2 em {
  font-style: normal;
  background: linear-gradient(to right, #00d2ff, #3a7bd5);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.csir-main .section-sub {
  color: var(--csir-muted);
  max-width: 520px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

.csir-main .features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.csir-main .feat-card {
  background: var(--csir-card);
  border: 1px solid var(--csir-border);
  border-radius: 14px;
  padding: 1.8rem 1.5rem;
  transition: border-color 0.3s, transform 0.3s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.csir-main .feat-card:hover {
  border-color: var(--csir-primary);
  transform: translateY(-3px);
}

.csir-main .feat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 210, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.csir-main .feat-card h3 {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--csir-white);
}

.csir-main .feat-card p {
  font-size: 0.83rem;
  color: var(--csir-muted);
}

.csir-main .subjects-section {
  background: #0a1628;
  border-top: 1px solid var(--csir-border);
  border-bottom: 1px solid var(--csir-border);
}

.csir-main .subjects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.csir-main .subject-card {
  background: #0c1a30;
  border: 1px solid var(--csir-border);
  border-radius: 12px;
  padding: 1.4rem;
  text-align: center;
  transition: all 0.25s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.csir-main .subject-card:hover {
  background: var(--csir-card);
  border-color: var(--csir-primary);
  transform: translateY(-3px);
}

.csir-main .subject-card .s-icon {
  font-size: 2rem;
  margin-bottom: 0.6rem;
}

.csir-main .subject-card h4 {
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.csir-main .subject-card span {
  font-size: 0.75rem;
  color: var(--csir-muted);
}

.csir-main .faq-section {
  background: #0a1628;
  border-top: 1px solid var(--csir-border);
}

.csir-main .faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.csir-main .faq-item {
  background: var(--csir-card);
  border: 1px solid var(--csir-border);
  border-radius: 12px;
  overflow: hidden;
}

.csir-main .faq-q {
  width: 100%;
  background: none;
  border: none;
  color: var(--csir-white);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  text-align: left;
  padding: 1.2rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  gap: 1rem;
}

.csir-main .faq-q span.arrow {
  font-size: 0.8rem;
  color: var(--csir-muted);
}

.csir-main .faq-item.open .faq-q span.arrow {
  transform: rotate(180deg);
}

.csir-main .faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s;
  font-size: 0.88rem;
  color: var(--csir-muted);
  line-height: 1.7;
  padding: 0 1.5rem;
}

.csir-main .faq-item.open .faq-a {
  max-height: 220px;
  padding: 0 1.5rem 1.2rem;
}

.csir-main .faq-a a {
  color: var(--csir-primary);
}

/* Contact Us — vertical card (reference layout) */
.csir-main .csir-contact-section {
  max-width: 640px;
  margin: 0 auto;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.csir-main .csir-contact-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--csir-white);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.csir-main .csir-contact-intro {
  color: var(--csir-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.csir-main .csir-contact-intro strong {
  color: var(--csir-text);
  font-weight: 600;
}

.csir-main .csir-contact-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.75rem 1.75rem 2rem;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
}

.csir-main .csir-contact-card-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #1e3a5f;
  margin-bottom: 1.5rem;
}

.csir-main .csir-contact-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.csir-main .csir-form-field {
  margin-bottom: 1.1rem;
}

.csir-main .csir-form-field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  margin-bottom: 0.4rem;
}

.csir-main .csir-optional {
  font-weight: 400;
  color: #94a3b8;
  font-size: 0.8rem;
}

.csir-main .csir-contact-form input[type='text'],
.csir-main .csir-contact-form input[type='email'],
.csir-main .csir-contact-form input[type='tel'],
.csir-main .csir-contact-form textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #0f172a;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.csir-main .csir-contact-form input:focus,
.csir-main .csir-contact-form textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.csir-main .csir-contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.csir-main .csir-form-check {
  margin-bottom: 1rem;
}

.csir-main .csir-check-label {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.875rem;
  color: #475569;
  font-weight: 400;
  cursor: pointer;
  margin-bottom: 0;
}

.csir-main .csir-check-label input {
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: #1e3a5f;
}

.csir-main .csir-check-label a {
  color: #1e3a5f;
  text-decoration: underline;
  font-weight: 500;
}

.csir-main .csir-hcaptcha-mount {
  margin-bottom: 1rem;
}

.csir-main .csir-hcaptcha-mount:not([hidden]) {
  display: block;
}

.csir-main .csir-contact-submit {
  width: 100%;
  padding: 0.95rem 1.5rem;
  border: none;
  border-radius: 999px;
  background: #1e3a5f;
  color: #ffffff;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 14px rgba(30, 58, 95, 0.25);
}

.csir-main .csir-contact-submit:hover:not(:disabled) {
  background: #152a47;
}

.csir-main .csir-contact-submit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.csir-main .csir-contact-msg {
  font-size: 0.88rem;
  margin-top: 0.75rem;
  min-height: 1.2em;
  text-align: center;
}

.csir-main .csir-contact-msg--ok {
  color: #059669;
}

.csir-main .csir-contact-msg--err {
  color: #dc2626;
}

/* Study assistant + other panels stay dark-themed */
.csir-main .csir-form-panel {
  background: var(--csir-card);
  border: 1px solid var(--csir-border);
  border-radius: 14px;
  padding: 1.5rem;
  max-width: 520px;
  margin: 0 auto;
  text-align: left;
}

.csir-main .csir-form-panel label {
  display: block;
  font-size: 0.82rem;
  color: var(--csir-muted);
  margin-bottom: 0.35rem;
}

.csir-main .csir-form-panel input,
.csir-main .csir-form-panel select,
.csir-main .csir-form-panel textarea {
  width: 100%;
  margin-bottom: 0.9rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--csir-border);
  background: #0c1a30;
  color: var(--csir-white);
  font-family: inherit;
}

.csir-main .csir-form-panel textarea {
  min-height: 100px;
  resize: vertical;
}

.csir-main .doubt-answer {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.65;
  white-space: pre-wrap;
}

.csir-main .doubt-answer--empty {
  display: none;
}

.csir-main .doubt-answer--loading {
  color: var(--csir-primary);
  font-style: italic;
}

.csir-main .doubt-answer--ready {
  color: var(--csir-text);
  background: #0c1a30;
  border: 1px solid var(--csir-border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}

.csir-main .doubt-answer--error {
  color: #f87171;
}

.csir-main #csirDoubtSubmit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.csir-main .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.csir-main .reveal.visible {
  opacity: 1;
  transform: none;
}

.csir-main .csir-page-footer {
  background: #0a1628;
  border-top: 1px solid var(--csir-border);
  padding: 4rem 8% 2rem;
}

.csir-main .csir-page-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.csir-main .csir-page-footer .footer-brand p {
  color: var(--csir-muted);
  font-size: 0.85rem;
  max-width: 260px;
  margin: 0.8rem 0 0;
}

.csir-main .csir-page-footer .footer-col h5 {
  font-family: 'Poppins', sans-serif;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  color: var(--csir-white);
}

.csir-main .csir-page-footer .footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.csir-main .csir-page-footer .footer-col a {
  color: var(--csir-muted);
  text-decoration: none;
  font-size: 0.83rem;
}

.csir-main .csir-page-footer .footer-col a:hover {
  color: var(--csir-primary);
}

.csir-main .csir-page-footer .footer-bottom {
  border-top: 1px solid var(--csir-border);
  padding-top: 1.5rem;
  font-size: 0.78rem;
  color: var(--csir-muted);
}

@media (max-width: 900px) {
  .csir-main .csir-page-footer .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .csir-main .section {
    padding: 3.5rem 5%;
  }
  .csir-main .csir-contact-section {
    padding-left: 5%;
    padding-right: 5%;
  }

  .csir-main .csir-contact-card {
    padding: 1.25rem 1.15rem 1.5rem;
  }
  .csir-main .csir-page-footer .footer-grid {
    grid-template-columns: 1fr;
  }
}