/* ============================================================
   HOUSE QUORA — Responsive CSS
   responsive.css — Mobile-First Breakpoint Rules
   ============================================================ */

/* ------------------------------------------------------------ 
   BREAKPOINTS:
   xs: < 576px (Mobile Portrait)
   sm: 576px–768px (Mobile Landscape)
   md: 768px–992px (Tablet)
   lg: 992px–1200px (Laptop)
   xl: > 1200px (Desktop)
   ------------------------------------------------------------ */

/* ==============================
   LARGE DESKTOP (1400px+)
   ============================== */
@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }

  .hero-title {
    font-size: 4.5rem;
  }

  .features-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
  }
}

/* ==============================
   DESKTOP (1200px–1399px)
   ============================== */
@media (max-width: 1399px) {
  .float-card-1 {
    left: -5%;
  }

  .float-card-3 {
    right: -5%;
  }
}

/* ==============================
   LAPTOP (992px–1199px)
   ============================== */
@media (max-width: 1199px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .float-card-1,
  .float-card-2,
  .float-card-3 {
    display: none;
  }

  .hero-title {
    font-size: 3rem;
  }

  .nav-logo-text .brand-tagline {
    display: none;
  }

  .why-card {
    padding: 1.5rem 1.25rem;
  }
}

/* ==============================
   TABLET (768px–991px)
   ============================== */
@media (max-width: 991px) {
  /* Navigation */
  #mainNav .navbar-collapse {
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1.25rem;
    border-radius: 0 0 1rem 1rem;
    margin-top: 0.75rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  }

  #mainNav .nav-link {
    padding: 0.65rem 0.75rem !important;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
  }

  .navbar-actions {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(0,0,0,0.06);
    justify-content: center;
  }

  /* Hero */
  #hero {
    padding-top: 6rem;
    min-height: auto;
    padding-bottom: 4rem;
  }

  .hero-title {
    font-size: 2.5rem;
    text-align: center;
  }

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

  .hero-badge {
    margin: 0 auto 1.5rem;
    display: flex;
    width: fit-content;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-trust-indicators {
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .hero-content {
    text-align: center;
    margin-bottom: 3rem;
  }

  .hero-scroll-hint {
    display: none;
  }

  /* Features */
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  /* Stats */
  .stat-card + .stat-card::before {
    display: none;
  }

  /* Dashboard tabs */
  .dashboard-tab-btn {
    font-size: 0.8rem;
    padding: 0.5rem 0.85rem;
  }

  /* Why cards */
  .why-card {
    padding: 1.75rem 1.5rem;
  }

  /* Contact */
  .contact-info-card {
    margin-bottom: 2rem;
  }

  /* Footer */
  .footer-brand-col {
    margin-bottom: 2.5rem;
  }

  .footer-description {
    max-width: 100%;
  }
}

/* ==============================
   LARGE MOBILE (576px–767px)
   ============================== */
@media (max-width: 767px) {
  /* Global */
  .section-padding {
    padding: 4rem 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section-subtitle {
    font-size: 0.9375rem;
    margin-bottom: 2.5rem;
  }

  /* Hero */
  .hero-title {
    font-size: 2rem;
    letter-spacing: -0.02em;
  }

  .hero-subtitle {
    font-size: 0.9375rem;
  }

  .btn-hq {
    font-size: 0.875rem;
    padding: 0.7rem 1.5rem;
  }

  .btn-lg-hq {
    font-size: 0.9375rem;
    padding: 0.8rem 1.75rem;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: center;
  }

  .hero-cta-group .btn-hq {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  /* Stats */
  #stats {
    padding: 3rem 0;
  }

  .stat-number {
    font-size: 2.25rem;
  }

  /* Features */
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .feature-card {
    padding: 1.25rem 1rem;
  }

  .feature-icon-wrap {
    width: 48px;
    height: 48px;
    font-size: 1.2rem;
  }

  /* Dashboard Tabs */
  .dashboard-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 0.35rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .dashboard-tabs::-webkit-scrollbar {
    display: none;
  }

  /* App Section */
  .app-tabs {
    gap: 0.5rem;
  }

  .app-tab-btn {
    padding: 0.5rem 0.9rem;
    font-size: 0.8125rem;
  }

  .app-store-badges {
    flex-direction: column;
    align-items: flex-start;
  }

  .store-badge {
    width: 100%;
    max-width: 220px;
    justify-content: center;
  }

  /* Why Cards */
  .why-icon {
    width: 60px;
    height: 60px;
    font-size: 1.4rem;
  }

  /* Testimonials */
  .testimonial-card {
    padding: 1.5rem;
  }

  /* FAQ */
  .faq-question {
    font-size: 0.9375rem;
    padding: 1.1rem 1.25rem;
  }

  .faq-answer-inner {
    padding: 0 1.25rem 1.1rem;
    padding-top: 0.875rem;
  }

  /* Contact */
  .contact-form-wrapper {
    padding: 1.75rem 1.25rem;
  }

  .cta-banner {
    padding: 2rem 1.5rem;
  }

  /* Footer */
  .footer-bottom-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-legal-links {
    justify-content: center;
    gap: 1.25rem;
  }

  #footer {
    padding-top: 3rem;
  }

  /* Modal */
  .modal-hq .modal-body {
    padding: 1.5rem;
  }

  .modal-hq .modal-header {
    padding: 1.25rem 1.5rem;
  }

  /* Scroll to top */
  #scrollTop {
    bottom: 1.5rem;
    right: 1.5rem;
  }

  /* Toast */
  .hq-toast {
    min-width: unset;
    width: calc(100vw - 3rem);
  }

  .toast-container {
    right: 1rem;
    left: 1rem;
    top: 1rem;
  }
}

/* ==============================
   SMALL MOBILE (< 576px)
   ============================== */
@media (max-width: 575px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .hero-badge {
    font-size: 0.75rem;
  }

  .hero-trust-indicators {
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
  }

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

  .feature-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
  }

  .feature-icon-wrap {
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .stat-card {
    padding: 1.5rem 1rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .section-label {
    font-size: 0.7rem;
  }

  .contact-detail-item {
    gap: 0.75rem;
  }

  .footer-newsletter .newsletter-form {
    flex-direction: column;
  }

  .newsletter-btn {
    padding: 0.65rem 1.25rem;
  }

  .nav-logo-text .brand-tagline {
    display: none;
  }
}

/* ==============================
   REDUCED MOTION
   ============================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ==============================
   PRINT STYLES
   ============================== */
@media print {
  #mainNav,
  #scrollTop,
  .toast-container,
  #page-loader,
  .hero-float-card,
  .hero-scroll-hint {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

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