/**
 * VANVI MOMENTS — UNIVERSAL BUILDER SMART RESPONSIVE ENGINE (v2.0)
 * 
 * Solves:
 * 1. Mobile Phone View: Eliminates all 50%/50% vertical/horizontal splits ("aadha-aadha" cut-off).
 *    Switches seamlessly between full 100% Edit mode and full 100% Live Preview mode with floating controls.
 * 2. Laptop / Desktop View: Displays a luxury centered smartphone mockup frame with sleek glass bezels,
 *    subtle jewel glow, and zero distortion.
 */

/* ─── 1. LAPTOP / DESKTOP STUDIO ENHANCEMENT (> 960px) ─── */
@media (min-width: 961px) {
  /* Ensure container doesn't overflow */
  .builder-layout,
  .shaadi-builder-container,
  .studio-main,
  .studio-body {
    display: flex !important;
    height: calc(100vh - 65px) !important;
    max-height: calc(100vh - 65px) !important;
    overflow: hidden !important;
  }

  /* Form Sidebar Pane */
  .builder-form-pane,
  .builder-sidebar,
  .editor-pane {
    width: 440px !important;
    min-width: 400px !important;
    max-width: 480px !important;
    height: 100% !important;
    flex-shrink: 0 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
    border-right: 1px solid rgba(255, 120, 175, 0.22);
  }

  /* Preview Stage Pane */
  .builder-preview-pane,
  .builder-stage,
  .preview-pane {
    flex: 1 !important;
    height: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 24px !important;
    overflow: hidden !important;
    position: relative !important;
    top: auto !important;
  }

  /* Luxury Phone Mockup Frame on Laptop */
  .preview-frame-container,
  .preview-frame-wrapper,
  .preview-phone-frame,
  .preview-iframe-container {
    width: 100% !important;
    max-width: 412px !important;
    height: min(84vh, 830px) !important;
    max-height: 86vh !important;
    margin: auto !important;
    border-radius: 42px !important;
    border: 8px solid #1a1324 !important;
    background: #000000 !important;
    box-shadow: 
      0 25px 70px rgba(0, 0, 0, 0.55),
      0 0 0 1px rgba(255, 255, 255, 0.12),
      0 0 40px rgba(255, 42, 122, 0.15) !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    position: relative !important;
    transition: max-width 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s ease !important;
  }

  /* Mockup bezel inner container */
  .mockup-bezel {
    width: 100% !important;
    height: 100% !important;
    border: none !important;
    border-radius: 0 !important;
    position: relative !important;
    display: flex !important;
    flex-direction: column !important;
  }

  .preview-iframe,
  .mockup-bezel iframe,
  .preview-frame,
  .preview-phone-frame iframe {
    width: 100% !important;
    height: 100% !important;
    flex: 1 !important;
    border: none !important;
    background: #ffffff;
    display: block !important;
  }

  /* Expandable Device Switcher Modes on Laptop */
  .preview-frame-container.desktop-mode,
  .preview-frame-container.desktop-view,
  .preview-frame-wrapper.desktop-mode,
  .preview-frame.desktop {
    max-width: 960px !important;
    border-radius: 18px !important;
    border-width: 4px !important;
  }

  .preview-frame-container.tablet-view {
    max-width: 768px !important;
    border-radius: 26px !important;
    border-width: 6px !important;
  }

  /* Hide mobile-only bar on desktop */
  .vanvi-builder-mobile-bar,
  .mobile-view-tabs {
    display: none !important;
  }
}

/* ─── 2. MOBILE PHONE & TABLET SMART ARCHITECTURE (<= 960px) ─── */
@media (max-width: 960px) {
  html, body {
    overflow-x: hidden !important;
    height: 100% !important;
  }

  body {
    padding-bottom: 74px !important;
  }

  /* Master layout container fills screen without rigid split */
  .builder-layout,
  .shaadi-builder-container,
  .studio-main,
  .studio-body {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    min-height: calc(100dvh - 60px) !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: visible !important;
  }

  /* ── MODE 1: EDIT FORM MODE (Default on mobile) ── */
  body:not(.vanvi-builder-preview-active) .builder-form-pane,
  body:not(.vanvi-builder-preview-active) .builder-sidebar,
  body:not(.vanvi-builder-preview-active) .editor-pane {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    padding: 16px 14px 24px !important;
    overflow-y: visible !important;
    border-right: none !important;
  }

  body:not(.vanvi-builder-preview-active) .builder-preview-pane,
  body:not(.vanvi-builder-preview-active) .builder-stage,
  body:not(.vanvi-builder-preview-active) .preview-pane {
    display: none !important;
  }

  /* ── MODE 2: LIVE PREVIEW FULL-SCREEN MODE ── */
  body.vanvi-builder-preview-active {
    overflow: hidden !important;
  }

  body.vanvi-builder-preview-active .builder-form-pane,
  body.vanvi-builder-preview-active .builder-sidebar,
  body.vanvi-builder-preview-active .editor-pane {
    display: none !important;
  }

  body.vanvi-builder-preview-active .builder-preview-pane,
  body.vanvi-builder-preview-active .builder-stage,
  body.vanvi-builder-preview-active .preview-pane,
  body.vanvi-builder-preview-active .preview-panel-wrap {
    display: flex !important;
    position: fixed !important;
    inset: 0 !important;
    top: 56px !important;
    bottom: 64px !important;
    width: 100vw !important;
    height: calc(100dvh - 120px) !important;
    z-index: 9999 !important;
    background: #000000 !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: hidden !important;
    border: none !important;
    box-shadow: none !important;
  }

  /* When in preview mode, preview container fills 100% edge-to-edge */
  body.vanvi-builder-preview-active .preview-frame-container,
  body.vanvi-builder-preview-active .preview-frame-wrapper,
  body.vanvi-builder-preview-active .preview-phone-frame,
  body.vanvi-builder-preview-active .preview-iframe-container,
  body.vanvi-builder-preview-active .iframe-display-box {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100% !important;
    max-height: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    background: #000000 !important;
  }

  body.vanvi-builder-preview-active .mockup-bezel {
    border: none !important;
    border-radius: 0 !important;
    width: 100% !important;
    height: 100% !important;
    box-shadow: none !important;
  }

  body.vanvi-builder-preview-active .bezel-notch {
    display: none !important;
  }

  body.vanvi-builder-preview-active .preview-iframe,
  body.vanvi-builder-preview-active .mockup-bezel iframe,
  body.vanvi-builder-preview-active .preview-frame,
  body.vanvi-builder-preview-active .preview-phone-frame iframe,
  body.vanvi-builder-preview-active .live-iframe {
    width: 100vw !important;
    height: 100% !important;
    border: none !important;
    border-radius: 0 !important;
    display: block !important;
    box-shadow: none !important;
  }

  /* Hide preview toolbars when docked on mobile full view */
  body.vanvi-builder-preview-active .preview-toolbar,
  body.vanvi-builder-preview-active .preview-device-switcher,
  body.vanvi-builder-preview-active .preview-top-bar,
  body.vanvi-builder-preview-active .device-switcher,
  body.vanvi-builder-preview-active .device-switcher-pill {
    display: none !important;
  }

  /* ── 3. FLOATING SMART BOTTOM NAVIGATION DOCK (MOBILE) ── */
  .vanvi-builder-mobile-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    z-index: 999999;
    background: rgba(22, 12, 28, 0.94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 120, 175, 0.28);
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    gap: 10px;
    box-sizing: border-box;
    padding-bottom: max(8px, env(safe-area-inset-bottom, 8px));
  }

  .vanvi-mobile-switch-group {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    padding: 3px;
    gap: 4px;
    flex: 1;
    max-width: 280px;
  }

  .vanvi-mobile-switch-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 999px;
    border: none;
    background: transparent;
    color: #e2d7e8;
    font-size: 12.5px;
    font-weight: 750;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .vanvi-mobile-switch-btn.active {
    background: linear-gradient(135deg, #ff2a7a 0%, #d81b60 100%);
    color: #ffffff;
    box-shadow: 0 2px 10px rgba(255, 42, 122, 0.4);
  }

  .vanvi-mobile-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: linear-gradient(135deg, #d4af37 0%, #aa7c11 100%);
    color: #1a0820 !important;
    font-size: 12px;
    font-weight: 850;
    padding: 9px 16px;
    border-radius: 999px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
    white-space: nowrap;
    transition: transform 0.2s;
  }

  .vanvi-mobile-action-btn:active {
    transform: scale(0.96);
  }
}

/* ─── 4. STANDARDIZED BUILDER TOP-LEFT BACK BUTTON ─── */
.vanvi-builder-back-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  height: 36px !important;
  padding: 0 14px !important;
  border-radius: 99px !important;
  background: #ffffff !important;
  border: 1px solid rgba(255, 120, 175, 0.35) !important;
  color: #2c1224 !important;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif !important;
  font-size: 12px !important;
  font-weight: 800 !important;
  text-decoration: none !important;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08) !important;
  cursor: pointer !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  line-height: 1 !important;
  margin-right: 12px !important;
}
.vanvi-builder-back-btn .back-arrow {
  color: #ff2a7a !important;
  font-size: 16px !important;
  line-height: 1 !important;
  transition: transform 0.2s ease !important;
}
.vanvi-builder-back-btn:hover {
  background: #fff5f8 !important;
  border-color: #ff2a7a !important;
  color: #ff2a7a !important;
  transform: translateY(-1.5px) !important;
  box-shadow: 0 6px 16px rgba(255, 42, 122, 0.2) !important;
}
.vanvi-builder-back-btn:hover .back-arrow {
  transform: translateX(-3px) !important;
}

/* Dark Theme & Palace Builders Override */
.studio-header .vanvi-builder-back-btn,
.shaadi-builder-header .vanvi-builder-back-btn,
.builder-header .vanvi-builder-back-btn {
  background: rgba(23, 9, 14, 0.9) !important;
  border: 1px solid rgba(234, 179, 8, 0.4) !important;
  color: #fef08a !important;
}
.studio-header .vanvi-builder-back-btn .back-arrow,
.shaadi-builder-header .vanvi-builder-back-btn .back-arrow,
.builder-header .vanvi-builder-back-btn .back-arrow {
  color: #eab308 !important;
}

/* ─── 5. UNIVERSAL MOBILE BUTTON FITTING & CLAMPING ENGINE (320px – 480px) ─── */
@media (max-width: 600px) {
  .editor-bottom-bar,
  .builder-bottom-nav,
  .builder-bottom-bar,
  .nav-actions,
  .step-footer,
  .studio-footer {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 100vw !important;
    box-sizing: border-box !important;
    padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px)) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important;
    background: rgba(255, 255, 255, 0.96) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border-top: 1px solid rgba(255, 120, 175, 0.25) !important;
    z-index: 9999 !important;
  }

  /* Dark Theme bottom bar support */
  .theme-dark .editor-bottom-bar,
  .theme-dark .builder-bottom-nav,
  .theme-dark .builder-bottom-bar,
  .shaadi-builder-container .editor-bottom-bar,
  .shaadi-builder-container .builder-bottom-bar {
    background: rgba(18, 10, 20, 0.96) !important;
    border-top: 1px solid rgba(212, 175, 55, 0.3) !important;
  }

  /* Universal Step & Action Buttons Clamping */
  .btn-nav-step,
  .btn-step-prev,
  .btn-step-next,
  .btn-preview-toggle,
  .btn-back-step,
  .btn-next-step,
  .editor-btn,
  .btn-unlock,
  .btn-checkout,
  .btn-step-action {
    flex: 1 1 0 !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: 42px !important;
    padding: 0 10px !important;
    font-size: 13px !important;
    font-weight: 750 !important;
    letter-spacing: -0.2px !important;
    border-radius: 99px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    box-sizing: border-box !important;
  }

  /* Primary Checkout / Next Button priority */
  .btn-nav-step.primary,
  .btn-nav-step.next,
  .btn-step-next.primary,
  .btn-unlock,
  .btn-checkout,
  .btn-purchase-cta {
    flex: 1.35 1 0 !important;
    font-weight: 850 !important;
    box-shadow: 0 4px 14px rgba(255, 42, 122, 0.35) !important;
  }
}

@media (max-width: 360px) {
  .editor-bottom-bar,
  .builder-bottom-nav,
  .builder-bottom-bar,
  .nav-actions,
  .step-footer {
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom, 0px)) !important;
    gap: 6px !important;
  }

  .btn-nav-step,
  .btn-step-prev,
  .btn-step-next,
  .btn-preview-toggle,
  .btn-back-step,
  .btn-next-step,
  .editor-btn,
  .btn-unlock,
  .btn-checkout {
    height: 38px !important;
    padding: 0 6px !important;
    font-size: 11.5px !important;
    gap: 4px !important;
  }

  .vanvi-builder-back-btn {
    height: 32px !important;
    padding: 0 8px !important;
    font-size: 11px !important;
    margin-right: 6px !important;
  }
}