/* ==========================================================================
   CHAITANYA SCIENCE AND ARTS COLLEGE - HEADER REDESIGN STYLESHEET
   Design System:
     Primary Maroon: #9B1020
     Dark Navy:      #082B49
     Dark Navy Deep: #051D32
     Accent Gold:    #C9A227
     Light BG:       #F8F9FA
     White:          #FFFFFF
   ========================================================================== */

:root {
  --csac-maroon: #9B1020;
  --csac-maroon-dark: #7A0C19;
  --csac-maroon-light: #B81427;
  --csac-navy: #082B49;
  --csac-navy-dark: #051D32;
  --csac-navy-light: #0D3B63;
  --csac-gold: #C9A227;
  --csac-gold-light: #DFB738;
  --csac-white: #FFFFFF;
  --csac-bg-light: #F8F9FA;
  --csac-border-light: #E5E7EB;
  --csac-text-dark: #1F2937;
  --csac-text-muted: #4B5563;
}

/* Prevent horizontal overflow */
html, body {
  overflow-x: hidden !important;
}

/* --------------------------------------------------------------------------
   SECTION 1: TOP UTILITY BAR (40-45px)
   -------------------------------------------------------------------------- */
.csac-top-utility {
  background-color: var(--csac-navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 42px;
  display: flex;
  align-items: center;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 12.5px;
  color: #E2E8F0;
  position: relative;
  z-index: 100;
}

.csac-top-utility .container-fluid {
  padding: 0 24px;
}

.csac-util-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  flex-wrap: wrap;
  gap: 8px;
}

.csac-util-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.csac-util-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #E2E8F0;
  white-space: nowrap;
}

.csac-util-item i {
  color: var(--csac-gold);
  font-size: 13px;
}

.csac-util-link {
  color: #E2E8F0 !important;
  text-decoration: none !important;
  transition: color 0.2s ease;
}

.csac-util-link:hover {
  color: var(--csac-gold) !important;
}

.csac-util-right {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.csac-portal-pills {
  display: flex;
  align-items: center;
  gap: 8px;
}

.csac-util-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  border-radius: 4px;
  font-size: 11.5px;
  font-weight: 600;
  text-decoration: none !important;
  transition: all 0.2s ease;
  line-height: 1.35;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF !important;
  background-color: rgba(255, 255, 255, 0.08);
}

.csac-util-pill:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.45);
  color: #FFFFFF !important;
  transform: translateY(-1px);
}

.csac-util-pill.csac-pill-maroon {
  background-color: var(--csac-maroon);
  border-color: var(--csac-maroon);
  color: #FFFFFF !important;
}

.csac-util-pill.csac-pill-maroon:hover {
  background-color: var(--csac-maroon-light);
  border-color: var(--csac-maroon-light);
  box-shadow: 0 2px 6px rgba(155, 16, 32, 0.4);
}

.csac-util-social {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.csac-social-btn {
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF !important;
  font-size: 12px;
  text-decoration: none !important;
  transition: all 0.25s ease;
}

.csac-social-btn:hover {
  background-color: var(--csac-maroon);
  color: #FFFFFF !important;
  transform: translateY(-1px);
}

.csac-social-btn.facebook:hover {
  background-color: #1877F2;
}

.csac-social-btn.youtube:hover {
  background-color: #FF0000;
}

.csac-social-btn.instagram:hover {
  background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

/* --------------------------------------------------------------------------
   SECTION 2: MAIN COLLEGE BRANDING (155-175px)
   -------------------------------------------------------------------------- */
.csac-main-header {
  background-color: var(--csac-white);
  border-bottom: 1px solid #ECEFF1;
  padding: 12px 0;
  position: relative;
}

.csac-main-header .container-fluid {
  padding: 0 24px;
}

.csac-branding-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* LEFT: Official College Crest */
.csac-branding-left {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.csac-college-logo {
  height: auto;
  max-height: 120px;
  width: auto;
  max-width: 175px;
  object-fit: contain;
  display: block;
  transition: transform 0.2s ease;
}

.csac-college-logo:hover {
  transform: scale(1.02);
}

/* CENTER: Institutional Typography */
.csac-branding-center {
  flex-grow: 1;
  text-align: center;
  padding: 0 12px;
}

.csac-title-hindi {
  margin: 0 0 2px 0;
  font-family: 'Noto Serif Devanagari', 'Noto Sans Devanagari', 'Roboto Slab', serif;
  font-size: clamp(17px, 1.7vw, 23px);
  font-weight: 700;
  color: var(--csac-maroon);
  line-height: 1.25;
  letter-spacing: 0.2px;
}

.csac-title-english {
  margin: 0 0 3px 0;
  font-family: 'Merriweather', Georgia, serif;
  font-size: clamp(18px, 1.95vw, 26px);
  font-weight: 900;
  color: var(--csac-maroon);
  line-height: 1.2;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.csac-location-tag {
  margin: 0 0 4px 0;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(11.5px, 0.95vw, 13px);
  font-weight: 700;
  color: var(--csac-navy);
  letter-spacing: 0.7px;
  text-transform: uppercase;
}

.csac-affiliation-line {
  margin: 0 0 4px 0;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(11px, 0.9vw, 12px);
  font-weight: 500;
  color: var(--csac-navy);
  line-height: 1.35;
}

.csac-autonomous-badge-line {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(10.5px, 0.85vw, 11.5px);
  font-weight: 600;
  color: var(--csac-navy-dark);
  line-height: 1.4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
}

.csac-sep-dot {
  color: var(--csac-gold);
  font-weight: bold;
}

.csac-badge-highlight {
  color: var(--csac-maroon);
  font-weight: 700;
}

/* RIGHT: Recognitions & Affiliations */
.csac-branding-right {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.csac-recog-wrapper {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 10px 16px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.csac-recog-label {
  display: block;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: #64748B;
  margin-bottom: 8px;
  border-bottom: 1px solid #E2E8F0;
  padding-bottom: 5px;
}

.csac-recog-logos {
  display: flex;
  align-items: center;
  gap: 16px;
}

.csac-recog-logo-img {
  height: 78px;
  width: auto;
  max-width: 95px;
  object-fit: contain;
  display: block;
  transition: all 0.25s ease;
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.08));
}

.csac-recog-logo-img:hover {
  transform: translateY(-3px) scale(1.06);
}

/* --------------------------------------------------------------------------
   SECTION 4: NEWS / EVENT TICKER (38-42px)
   -------------------------------------------------------------------------- */
.csac-ticker-bar {
  background-color: var(--csac-navy-dark);
  min-height: 40px;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 90;
}

.csac-ticker-label {
  background: var(--csac-maroon);
  color: #FFFFFF;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 18px;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.25);
}

.csac-ticker-label i {
  color: var(--csac-gold);
  font-size: 12px;
}

.csac-ticker-track-wrapper {
  flex-grow: 1;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
}

.csac-ticker-track {
  display: flex;
  white-space: nowrap;
  align-items: center;
  animation: csacTickerAnim 40s linear infinite;
  margin: 0;
  padding: 0;
  list-style: none;
}

.csac-ticker-track:hover {
  animation-play-state: paused;
}

.csac-ticker-item {
  display: inline-flex;
  align-items: center;
  margin-right: 45px;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13.5px;
  font-weight: 500;
  color: #F1F5F9;
}

.csac-ticker-item a {
  color: #FFFFFF !important;
  text-decoration: none !important;
  transition: color 0.2s ease;
}

.csac-ticker-item a:hover {
  color: var(--csac-gold) !important;
  text-decoration: underline !important;
}

.csac-ticker-flag {
  background: linear-gradient(135deg, var(--csac-maroon), #b71a34);
  color: #FFFFFF;
  padding: 2px 7px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-right: 6px;
  box-shadow: 0 1px 4px rgba(155, 16, 32, 0.4);
  vertical-align: middle;
}

@keyframes csacTickerAnim {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* --------------------------------------------------------------------------
   SECTION 5: RESPONSIVE BEHAVIOR
   -------------------------------------------------------------------------- */

.csac-mobile-recog-strip {
  display: none;
}

/* Medium & Small Laptops / Tablets (1200px and down) */
@media (max-width: 1200px) {
  .csac-branding-right {
    display: none;
  }
  .csac-mobile-recog-strip {
    display: flex !important;
    justify-content: center;
    align-items: center;
    padding: 8px 12px;
    background: #F8FAFC;
    border-top: 1px solid #ECEFF1;
    border-bottom: 1px solid #ECEFF1;
    gap: 16px;
    overflow-x: auto;
  }
  .csac-mobile-recog-strip img {
    height: 48px;
    width: auto;
    object-fit: contain;
  }
  .csac-top-utility .container-fluid {
    padding: 0 14px;
  }
  .csac-branding-row {
    padding: 4px 0;
  }
  .csac-college-logo {
    max-height: 85px;
  }
}

/* Mobile Devices (<= 768px) */
@media (max-width: 768px) {
  .csac-top-utility {
    min-height: 36px;
    font-size: 11px;
  }
  .csac-util-item.csac-hide-mobile {
    display: none !important;
  }
  .csac-util-pill {
    padding: 3px 7px;
    font-size: 10.5px;
  }
  .csac-branding-row {
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
    gap: 8px;
  }
  .csac-branding-left {
    justify-content: center;
    width: 100%;
  }
  .csac-college-logo {
    max-height: 68px;
    margin: 0 auto;
  }
  .csac-branding-center {
    width: 100%;
    padding: 0;
  }
  .csac-title-hindi {
    font-size: 15.5px;
  }
  .csac-title-english {
    font-size: 15.5px;
    letter-spacing: 0.3px;
  }
  .csac-location-tag {
    font-size: 11px;
  }
  .csac-affiliation-line {
    font-size: 10.5px;
  }
  .csac-autonomous-badge-line {
    font-size: 10px;
    gap: 4px;
  }
  .csac-ticker-label {
    padding: 0 10px;
    font-size: 10px;
  }
  .csac-ticker-item {
    font-size: 12px;
    margin-right: 30px;
  }
}

/* Extra Small (<= 480px) */
@media (max-width: 480px) {
  .csac-college-logo {
    max-height: 56px;
  }
  .csac-title-hindi {
    font-size: 14px;
  }
  .csac-title-english {
    font-size: 14px;
  }
  .csac-autonomous-badge-line span {
    font-size: 9.5px;
  }
  .csac-mobile-recog-strip img {
    height: 40px;
    gap: 10px;
  }
}

/* --------------------------------------------------------------------------
   OFF-CANVAS MOBILE DRAWER STYLING
   -------------------------------------------------------------------------- */
.side-bar {
  background-color: #FFFFFF !important;
  z-index: 10000 !important;
}

.csac-drawer-header {
  background-color: var(--csac-navy);
  padding: 20px 16px;
  text-align: center;
  border-bottom: 3px solid var(--csac-maroon);
}

.csac-drawer-header img {
  max-height: 60px;
  margin-bottom: 8px;
}

.csac-drawer-header h4 {
  color: #FFFFFF;
  font-family: 'Merriweather', serif;
  font-size: 13.5px;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}

.csac-drawer-portals {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  background-color: #F8FAFC;
  border-bottom: 1px solid #E2E8F0;
}

.csac-drawer-portals .csac-util-pill {
  justify-content: center;
  padding: 8px 12px;
  font-size: 12.5px;
}