/* ==========================================================================
   Bhavan's Vivekananda Vidya Mandir - Responsive Stylesheet
   Breakpoints: 1440px, 1200px, 1024px, 768px, 480px, 390px, 360px
   ========================================================================== */

/* 1. Large Desktop (1440px and below) */
@media (max-width: 1440px) {
  :root {
    --max-width-container: 1200px;
  }
}

/* 2. Standard Desktop / Laptop (1300px and below) */
@media (max-width: 1300px) {
  .header-logo {
    gap: 0.65rem;
  }

  .header-logo img {
    height: 44px;
    width: 44px;
  }

  .logo-title {
    font-size: 0.925rem;
  }

  .logo-sub {
    font-size: 0.6rem;
  }

  .logo-affiliation {
    font-size: 0.6rem;
  }

  .nav-menu {
    gap: 0.85rem;
  }

  .nav-link {
    font-size: 0.8125rem;
  }

  .header-cta-desktop {
    padding: 0.5rem 1.1rem;
    font-size: 0.775rem;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  }

  .footer-grid .footer-col:nth-child(4) {
    display: none; /* Combine or collapse resources into other columns */
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .academic-journey-bar {
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
  }

  .clubs-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 3. Small Laptop / Tablet (1140px and below) */
@media (max-width: 1140px) {
  /* Navigation switch to mobile drawer */
  .nav-menu {
    display: none !important;
  }

  .header-cta-desktop {
    display: none !important;
  }

  .mobile-toggle {
    display: flex !important;
  }

  .header-actions {
    margin-left: auto;
  }

  .top-bar-right .top-bar-link[href*="mandatory"] {
    display: none !important;
  }

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

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-media-wrap {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
  }

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

  .welcome-media {
    max-width: 560px;
    margin: 0 auto;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .academic-env-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .campus-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .student-life-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .events-columns {
    grid-template-columns: repeat(2, 1fr);
  }

  .event-featured-card {
    grid-template-columns: 1fr;
  }

  .event-featured-thumb {
    min-height: 260px;
  }

  .leadership-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .leadership-card:last-child {
    grid-column: span 2;
    max-width: 420px;
    margin: 0 auto;
    width: 100%;
  }

  .principal-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .admission-cta-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .grid-profile-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .grid-stage-card {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .grid-4col {
    grid-template-columns: repeat(2, 1fr);
  }


  .admission-cta-actions {
    align-items: center;
  }

  .contact-section-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .footer-col-about {
    grid-column: span 2;
  }
}

/* 4. Tablet Portrait (768px and below) */
@media (max-width: 768px) {
  .section-padding {
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
  }

  /* Responsive Accessible Top Bar for Manvila */
  .top-bar {
    height: auto !important;
    min-height: 34px !important;
    padding: 3px 0 !important;
  }

  .top-bar-inner {
    height: auto !important;
    min-height: 34px !important;
    padding: 0 0.75rem !important;
  }

  .top-bar-content {
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 0.35rem 0.65rem !important;
    width: 100% !important;
    white-space: normal !important;
  }

  .top-bar-item {
    font-size: 0.72rem !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.3rem !important;
    white-space: nowrap !important;
  }

  .top-bar-divider {
    display: inline-block !important;
    opacity: 0.4;
  }

  .top-bar-pills {
    display: flex !important;
    align-items: center !important;
    gap: 0.4rem !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    max-width: 100% !important;
    scrollbar-width: none;
  }

  .top-bar-pills::-webkit-scrollbar {
    display: none;
  }

  .top-bar-pill {
    font-size: 0.7rem !important;
    white-space: nowrap !important;
    padding: 0.15rem 0.45rem !important;
    border-radius: 4px !important;
    display: inline-block !important;
  }

  /* Main Header Mobile Alignment */
  .main-header {
    height: auto !important;
    min-height: 62px;
    padding: 0.35rem 0;
  }

  .header-container {
    height: auto !important;
    min-height: 54px;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .header-logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-shrink: 1;
    min-width: 0;
  }

  .header-logo img {
    height: 44px;
    width: 44px;
    flex-shrink: 0;
    object-fit: contain;
  }

  .header-logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
  }

  .header-logo-text .logo-title {
    font-size: 0.8125rem;
    line-height: 1.15;
    white-space: normal;
    color: var(--color-deep-blue);
    font-weight: 800;
  }

  .header-logo-text .logo-sub {
    font-size: 0.58rem;
    line-height: 1.15;
    white-space: normal;
    letter-spacing: 0.03em;
    color: var(--color-primary);
  }

  .header-logo-text .logo-affiliation {
    font-size: 0.58rem;
    line-height: 1.15;
    white-space: normal;
    color: var(--color-deep-blue);
  }

  .header-actions {
    flex-shrink: 0;
    margin-left: auto;
  }

  .mobile-toggle {
    display: flex !important;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
  }

  .academic-journey-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .journey-step-card:last-child {
    grid-column: span 2;
  }

  .streams-grid {
    grid-template-columns: 1fr;
  }

  .grid-2col, .grid-3col, .grid-4col {
    grid-template-columns: 1fr !important;
  }


  .clubs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .campus-grid {
    grid-template-columns: 1fr;
  }

  .student-life-grid {
    grid-template-columns: 1fr;
  }

  .events-columns {
    grid-template-columns: 1fr;
  }

  .achievements-stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .achievement-domains-grid {
    grid-template-columns: 1fr;
  }

  .leadership-grid {
    grid-template-columns: 1fr;
  }

  .leadership-card:last-child {
    grid-column: span 1;
  }

  /* Timeline for Tablet/Mobile: single vertical line */
  .timeline-wrap::before {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding-left: 55px;
    padding-right: 0;
  }

  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot {
    left: 11px;
    right: auto;
  }

  .principal-section {
    padding: 3rem 1.5rem;
  }

  .admission-cta-banner {
    padding: 3rem 1.75rem;
  }

  /* Quick access panel on Mobile (768px and below) */
  .quick-access-panel {
    display: flex !important;
    position: fixed !important;
    right: 0 !important;
    top: 55% !important;
    transform: translateY(-50%) translateX(215px) !important;
    z-index: 1050 !important;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
    pointer-events: auto !important;
  }

  .quick-access-panel.is-expanded,
  .quick-access-panel.expanded {
    transform: translateY(-50%) translateX(0) !important;
  }

  .quick-access-panel:not(.is-expanded):not(.expanded) {
    transform: translateY(-50%) translateX(215px) !important;
  }

  .quick-access-toggle-btn,
  .quick-access-toggle {
    display: flex !important;
    cursor: pointer !important;
    touch-action: manipulation !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    -webkit-tap-highlight-color: transparent !important;
    padding: 10px 7px 10px 8px !important;
    min-height: 125px !important;
  }

  .quick-access-menu-card {
    max-height: 75vh !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .mobile-bottom-bar {
    display: none !important;
  }

  body {
    padding-bottom: 0 !important;
  }

  .scroll-to-top {
    bottom: 24px !important;
    right: 16px;
  }

  .lightbox-prev {
    left: 8px;
  }

  .lightbox-next {
    right: 8px;
  }
}

/* 5. Mobile Landscape / Large Mobile (480px and below) */
@media (max-width: 480px) {
  .container, .container-wide, .container-narrow {
    padding-left: 0.875rem;
    padding-right: 0.875rem;
  }

  .header-container {
    padding: 0 0.875rem;
    gap: 0.5rem;
  }

  .header-logo {
    gap: 0.5rem;
  }

  .header-logo img {
    height: 40px;
    width: 40px;
  }

  .header-logo-text .logo-title {
    font-size: 0.75rem;
    line-height: 1.15;
  }

  .header-logo-text .logo-sub {
    font-size: 0.55rem;
    line-height: 1.15;
    letter-spacing: 0.02em;
  }

  .header-logo-text .logo-affiliation {
    font-size: 0.55rem;
    line-height: 1.15;
  }

  .mobile-toggle {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    touch-action: manipulation;
    cursor: pointer;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .hero-actions .btn {
    width: 100%;
    white-space: normal !important;
    padding: 0.85rem 1rem !important;
    font-size: 0.875rem !important;
    text-align: center;
    box-sizing: border-box;
  }

  .hero-content, .hero-title, .pre-title, .hero-desc {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    word-break: break-word;
  }

  .welcome-highlights {
    grid-template-columns: 1fr;
  }

  .welcome-accent-box {
    position: static;
    max-width: 100%;
    margin-top: 1rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .clubs-grid {
    grid-template-columns: 1fr;
  }

  .achievements-stats-bar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-col-about {
    grid-column: span 1;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }

  .hero-stat-pill-top, .hero-stat-pill-bottom {
    position: static;
    margin-top: 0.85rem;
    width: 100%;
    animation: none;
  }
}

/* 6. Standard Mobile (390px and below) */
@media (max-width: 390px) {
  :root {
    --space-4xl: 3.5rem;
    --space-3xl: 2.5rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .top-bar-right {
    font-size: 0.75rem;
    gap: 0.75rem;
  }

  .academic-journey-bar {
    grid-template-columns: 1fr;
  }

  .journey-step-card:last-child {
    grid-column: span 1;
  }

  .stream-card {
    padding: 1.75rem 1.25rem;
  }

  .contact-form-card,
  .contact-map-card {
    padding: 1.75rem 1.25rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* 7. Compact Mobile (360px and below) */
@media (max-width: 360px) {
  .header-container {
    padding: 0 0.625rem;
    gap: 0.35rem;
  }

  .header-logo {
    gap: 0.4rem;
  }

  .header-logo img {
    height: 36px;
    width: 36px;
  }

  .header-logo-text .logo-title {
    font-size: 0.6875rem;
    line-height: 1.15;
  }

  .header-logo-text .logo-sub {
    font-size: 0.5rem;
    line-height: 1.15;
  }

  .header-logo-text .logo-affiliation {
    font-size: 0.5rem;
    line-height: 1.15;
  }

  .mobile-toggle {
    width: 36px;
    height: 36px;
  }

  .hamburger-bar {
    width: 20px;
  }

  .btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.875rem;
  }

  .section-badge {
    font-size: 0.72rem;
    padding: 0.3rem 0.75rem;
  }

  .timeline-item {
    padding-left: 45px;
  }
}

/* Mobile Landscape & Short Screen Height Optimization (Quick Access & Hero Slider) */
@media (max-height: 550px), (max-height: 600px) and (orientation: landscape) {
  /* 1. Hero Section Stacked Layout matching Portrait Mode */
  .hero-section {
    padding-top: 1.5rem !important;
    padding-bottom: 2.5rem !important;
    min-height: auto !important;
  }

  .hero-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
    text-align: center !important;
    max-width: 100% !important;
  }

  .hero-content {
    order: 1 !important;
    text-align: center !important;
    max-width: 650px !important;
    margin: 0 auto !important;
    width: 100% !important;
  }

  .pre-title {
    display: inline-flex !important;
    font-size: 0.75rem !important;
    margin: 0 auto 0.75rem auto !important;
    padding: 0.25rem 0.75rem !important;
  }

  .hero-title {
    font-size: 1.85rem !important;
    line-height: 1.25 !important;
    margin-bottom: 0.75rem !important;
    text-align: center !important;
  }

  .hero-desc {
    font-size: 0.88rem !important;
    line-height: 1.5 !important;
    margin: 0 auto 1.25rem auto !important;
    max-width: 580px !important;
    text-align: center !important;
    display: block !important;
  }

  .hero-actions {
    display: flex !important;
    flex-direction: row !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 0.75rem !important;
    flex-wrap: wrap !important;
    margin: 0 auto !important;
  }

  .hero-actions .btn {
    width: auto !important;
    min-width: 180px !important;
    padding: 0.65rem 1.25rem !important;
    font-size: 0.82rem !important;
    min-height: 42px !important;
  }

  .hero-media-wrap {
    order: 2 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    width: 100% !important;
    max-width: 580px !important;
    margin: 0 auto !important;
    position: relative !important;
  }

  /* Up Content (Top Card above Entrance Image) */
  .hero-stat-pill-top {
    display: flex !important;
    position: static !important;
    width: 100% !important;
    max-width: 580px !important;
    margin: 0 auto 0.85rem auto !important;
    padding: 0.85rem 1.25rem !important;
    border-radius: 14px !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08) !important;
    background: #ffffff !important;
    animation: none !important;
    box-sizing: border-box !important;
    align-items: center !important;
    gap: 0.9rem !important;
  }

  /* Entrance Image Slider Box in Middle */
  .hero-img-box {
    display: block !important;
    width: 100% !important;
    max-width: 580px !important;
    height: 300px !important;
    max-height: 320px !important;
    aspect-ratio: 16 / 10 !important;
    border-radius: 16px !important;
    margin: 0 auto !important;
    position: relative !important;
    overflow: hidden !important;
    box-sizing: border-box !important;
  }

  .hero-slider {
    position: relative !important;
    width: 100% !important;
    height: 100% !important;
  }

  .hero-slide {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100% !important;
  }

  .hero-slide img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    display: block !important;
  }

  .hero-slide-caption {
    font-size: 0.8rem !important;
    padding: 0.75rem 1rem !important;
  }

  /* Below Content (Bottom Card below Entrance Image) */
  .hero-stat-pill-bottom {
    display: flex !important;
    position: static !important;
    width: 100% !important;
    max-width: 580px !important;
    margin: 0.85rem auto 0 auto !important;
    padding: 0.85rem 1.25rem !important;
    border-radius: 14px !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08) !important;
    background: #ffffff !important;
    animation: none !important;
    box-sizing: border-box !important;
    align-items: center !important;
    gap: 0.9rem !important;
  }

  .hero-stat-pill-top h6,
  .hero-stat-pill-bottom h6 {
    font-size: 0.95rem !important;
    margin-bottom: 0.15rem !important;
    font-weight: 700 !important;
  }

  .hero-stat-pill-top p,
  .hero-stat-pill-bottom p {
    font-size: 0.78rem !important;
    margin-bottom: 0 !important;
  }

  /* 2. Quick Access Floating Widget */
  .quick-access-panel {
    display: flex !important;
    position: fixed !important;
    right: 0 !important;
    top: 50% !important;
    z-index: 1050 !important;
    max-height: 96vh !important;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
    pointer-events: auto !important;
  }

  .quick-access-panel.is-collapsed,
  .quick-access-panel.is-collapsed:hover,
  .quick-access-panel.is-collapsed:focus,
  .quick-access-panel.is-collapsed:focus-within {
    transform: translateY(-50%) translateX(215px) !important;
  }

  .quick-access-panel:not(.is-collapsed),
  .quick-access-panel.is-expanded,
  .quick-access-panel.expanded {
    transform: translateY(-50%) translateX(0) !important;
  }

  .quick-access-toggle,
  .quick-access-toggle-btn {
    display: flex !important;
    cursor: pointer !important;
    touch-action: manipulation !important;
    padding: 8px 6px !important;
    min-height: 95px !important;
    max-height: 120px !important;
  }

  .quick-access-toggle-text,
  .toggle-label {
    font-size: 0.65rem !important;
    letter-spacing: 0.08em !important;
  }

  .quick-access-content,
  .quick-access-menu-card {
    max-height: 90vh !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: thin !important;
  }

  .quick-access-img-banner img {
    max-height: 40px !important;
    object-fit: contain !important;
  }

  .quick-access-item {
    padding: 0.35rem 0.65rem !important;
    font-size: 0.72rem !important;
    min-height: 30px !important;
  }
}