/* ==============================================================================
   SKYCITY by SKYLINE - Responsive & Mobile-First Stylesheet
   Breakpoints: 360px, 375px, 390px, 430px, 768px, 1024px, 1366px, 1920px
============================================================================== */

/* Fixed Mobile Bottom CTA Bar */
.mobile-fixed-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
  z-index: 998;
  padding: 8px 12px;
  padding-bottom: calc(8px + env(safe-area-inset-bottom));
}

.mobile-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 8px;
  height: 100%;
}

.mobile-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  text-decoration: none;
  height: 48px;
  min-height: 48px;
}

.mobile-cta-btn.call-btn {
  background-color: #F1F5F9;
  color: var(--primary-color);
  border: 1px solid #CBD5E1;
}

.mobile-cta-btn.wa-btn {
  background-color: #25D366;
  color: #FFFFFF;
}

.mobile-cta-btn.enquire-btn {
  background-color: var(--primary-color);
  color: #FFFFFF;
}

.mobile-cta-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* ==============================================================================
   LARGE DESKTOP (1440px and above)
============================================================================== */
@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }

  .hero-headline {
    font-size: 4.2rem;
  }
}

/* ==============================================================================
   LAPTOP & DESKTOP (1025px to 1366px)
============================================================================== */
@media (max-width: 1366px) {
  .nav-links-menu {
    gap: 24px;
  }

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

  .benefit-pill-card:nth-child(4),
  .benefit-pill-card:nth-child(5) {
    grid-column: span 1;
  }
}

/* ==============================================================================
   TABLET LANDSCAPE & SMALL LAPTOP (769px to 1024px)
============================================================================== */
@media (max-width: 1024px) {
  .section {
    padding: 72px 0;
  }

  .nav-links-menu {
    display: none; /* Switch to hamburger menu */
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-img {
    height: 400px;
  }

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

  .residences-grid {
    grid-template-columns: 1fr;
    max-width: 540px;
    margin: 0 auto;
  }

  .residence-img-wrapper {
    height: 280px;
  }

  .floor-plan-display-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .floor-plan-details-content {
    padding-left: 0;
  }

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

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

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

  .commercial-layout {
    grid-template-columns: 1fr;
  }

  .final-enquiry-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .form-grid-3 {
    grid-template-columns: 1fr 1fr;
  }

  .form-grid-3 .btn {
    grid-column: span 2;
  }
}

/* ==============================================================================
   MOBILE & TABLET PORTRAIT (768px and below)
============================================================================== */
@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }

  /* Show Mobile Bottom Fixed CTA Bar */
  .mobile-fixed-cta-bar {
    display: block;
  }

  .header-navbar {
    height: 70px;
  }

  .mobile-nav-menu {
    top: 70px;
    height: calc(100vh - 70px);
    height: calc(100dvh - 70px);
  }

  /* Adjust body padding for sticky bar */
  body {
    padding-bottom: 72px;
  }

  /* Hide header call text to conserve space */
  .nav-phone-link span {
    display: none;
  }

  /* Shift floating WhatsApp up above the bottom CTA bar */
  .floating-whatsapp-btn {
    bottom: 80px;
    left: 20px;
    width: 52px;
    height: 52px;
  }

  .floating-whatsapp-btn svg {
    width: 28px;
    height: 28px;
  }

  .hero-section {
    min-height: 90vh;
  }

  .hero-content {
    padding: 40px 16px;
  }

  .hero-headline {
    font-size: 2.15rem;
  }

  .hero-subheadline {
    font-size: 1rem;
    margin-bottom: 28px;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .video-sound-toggle {
    bottom: 16px;
    right: 16px;
    padding: 6px 12px;
  }

  .quick-enquiry-section {
    margin-top: 0;
    padding-top: 40px;
  }

  .quick-enquiry-card {
    padding: 24px 18px;
  }

  .form-grid-3 {
    grid-template-columns: 1fr;
  }

  .form-grid-3 .btn {
    grid-column: span 1;
  }

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

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

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

  .gallery-grid-item {
    height: 240px;
  }

  .connectivity-categories-grid {
    grid-template-columns: 1fr;
  }

  .commercial-images-grid {
    grid-template-columns: 1fr;
  }

  .commercial-img-box.tall {
    grid-column: span 1;
    height: 200px;
  }

  .benefits-cards-grid {
    grid-template-columns: 1fr;
  }

  .podium-master-banner {
    grid-template-columns: 1fr;
    padding: 28px 20px;
  }

  .possession-box {
    padding: 36px 20px;
  }

  .final-form-card {
    padding: 28px 20px;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom-bar {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

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

  .modal-dialog-card {
    padding: 28px 20px;
  }
}

/* ==============================================================================
   COMPACT SMARTPHONES (360px, 375px, 390px, 430px)
============================================================================== */
@media (max-width: 430px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-headline {
    font-size: 1.85rem;
    letter-spacing: 1px;
  }

  .section-title {
    font-size: 1.65rem;
  }

  .about-img {
    height: 280px;
  }

  .about-badge-overlay {
    bottom: 12px;
    left: 12px;
    padding: 10px 16px;
  }

  .about-badge-overlay .badge-number {
    font-size: 1.4rem;
  }

  .floor-plans-tab-nav {
    flex-direction: column;
    width: 100%;
  }

  .floor-plan-tab-btn {
    width: 100%;
    text-align: center;
  }

  .floor-plan-preview-box {
    padding: 12px;
  }

  .possession-date {
    font-size: 2rem;
  }

  .mobile-cta-btn {
    font-size: 0.6875rem;
    padding: 0 4px;
  }
}