/* -------------------------------------------------------------------
   PHOTOBOOK ESCOLAR PUKI 2026–2027
   Tailwind CSS Extensions & Custom Animations
   Clicks Fotografía & Puki (Version 3 - Production)
------------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* Base Resets & Global Touch Fixes */
*, ::before, ::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 135px;
  max-width: 100vw;
  overflow-x: hidden !important;
}

body {
  margin: 0;
  padding: 0;
  max-width: 100vw;
  overflow-x: hidden !important;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: #0F172A;
  background-color: #FFFFFF;
}

/* Glassmorphism Header */
.header-glass {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid #E2E8F0;
  box-shadow: 0 4px 15px -3px rgba(15, 23, 42, 0.05);
}

/* 3D Photobook Flipbook Container */
.photobook-stage {
  perspective: 1600px;
  perspective-origin: 50% 50%;
}

.photobook-container {
  position: relative;
  width: 100%;
  max-width: 760px;
  height: 480px;
  margin: 0 auto;
  transform-style: preserve-3d;
  transition: transform 0.5s ease;
}

@media (max-width: 768px) {
  .photobook-container {
    height: 320px;
  }
}

@media (max-width: 480px) {
  .photobook-container {
    height: 250px;
  }
}

.photobook-spine {
  position: absolute;
  top: 0;
  left: 50%;
  width: 8px;
  height: 100%;
  transform: translateX(-50%);
  background: linear-gradient(to right, #0A2540, #1E3A8A, #0A2540);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  z-index: 20;
  border-radius: 2px;
}

.photobook-page-spread {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  box-shadow: 0 20px 30px -10px rgba(15, 23, 42, 0.15);
  border-radius: 12px;
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
}

.photobook-page-left, .photobook-page-right {
  width: 50%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  box-sizing: border-box;
}

.photobook-page-left {
  border-right: 1px solid rgba(0,0,0,0.08);
  box-shadow: inset -10px 0 15px -10px rgba(0,0,0,0.15);
}

.photobook-page-right {
  border-left: 1px solid rgba(0,0,0,0.08);
  box-shadow: inset 10px 0 15px -10px rgba(0,0,0,0.15);
}

.photobook-flipping {
  animation: flipPage 0.6s ease-in-out forwards;
}

@keyframes flipPage {
  0% { transform: rotateY(0deg); }
  50% { transform: rotateY(-3deg) scale(0.98); }
  100% { transform: rotateY(0deg); }
}

/* FAQ Accordion Transitions */
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0, 1, 0, 1);
}

.faq-item.active .faq-content {
  max-height: 500px;
  transition: max-height 0.4s ease-in-out;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

/* Active plan button helper */
.plan-toggle-btn.active,
.btn-children-count.active {
  background-color: #0D5CBE !important;
  color: #FFFFFF !important;
  box-shadow: 0 2px 8px rgba(13, 92, 190, 0.25) !important;
}

/* Mobile Side Drawer Transitions */
.mobile-drawer-panel {
  position: fixed !important;
  top: 0 !important;
  right: 0 !important;
  width: 300px !important;
  max-width: 85vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  background: #ffffff !important;
  z-index: 1101 !important;
  padding: 24px 20px 30px !important;
  box-shadow: -10px 0 30px rgba(15, 23, 42, 0.15) !important;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  overflow-y: auto !important;
  border-left: 1px solid #E2E8F0 !important;
  -webkit-overflow-scrolling: touch;
  transform: translateX(100%);
}

.mobile-drawer-panel.open,
.mobile-drawer-panel.is-active,
.mobile-drawer-panel.translate-x-0 {
  transform: translateX(0) !important;
  -webkit-transform: translateX(0) !important;
}

.mobile-menu-overlay {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100vh !important;
  height: 100dvh !important;
  background: rgba(15, 23, 42, 0.5) !important;
  backdrop-filter: blur(6px) !important;
  -webkit-backdrop-filter: blur(6px) !important;
  z-index: 1050 !important;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease !important;
}

.mobile-menu-overlay.opacity-100,
.mobile-menu-overlay.open,
.mobile-menu-overlay.visible {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
}

.mobile-menu-trigger {
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  width: 22px !important;
  height: 16px !important;
  background: transparent !important;
  border: none !important;
  cursor: pointer !important;
  padding: 0 !important;
  z-index: 1102 !important;
  flex-shrink: 0 !important;
  transition: all 0.3s ease !important;
}

.mobile-menu-trigger span {
  width: 100% !important;
  height: 2px !important;
  background-color: #334155 !important;
  border-radius: 2px !important;
  transition: all 0.3s cubic-bezier(0.68, -0.6, 0.32, 1.6) !important;
  pointer-events: none !important;
  display: block !important;
}

.mobile-menu-trigger.active span {
  background-color: #64748b !important;
}

.mobile-menu-trigger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg) !important;
}

.mobile-menu-trigger.active span:nth-child(2) {
  opacity: 0 !important;
  transform: translateX(-15px) !important;
}

.mobile-menu-trigger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg) !important;
}

@media (min-width: 1280px) {
  .mobile-drawer-panel,
  .mobile-menu-overlay,
  #mobile-menu,
  #mobile-menu-overlay,
  #btn-mobile-menu,
  .mobile-menu-trigger {
    display: none !important;
  }
}

/* Mobile input auto-zoom prevention */
@media (max-width: 768px) {
  input[type="text"],
  input[type="number"],
  input[type="email"],
  input[type="tel"],
  input[type="date"],
  select,
  textarea {
    font-size: 16px !important;
  }
}

/* Subtle Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #FFFFFF;
}
::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94A3B8;
}