/* ==========================================================================
   PAPERCUT THEME & CUSTOM ANIMATIONS FOR 12 RPL B PRESENTATION PLATFORM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,700&family=JetBrains+Mono:wght@400;500;700&family=Outfit:wght@600;800;900&display=swap');

:root {
  /* Papercraft Palette */
  --bg-craft: #F5F1E9;
  --paper-white: #FFFFFF;
  --paper-cream: #FDFBF7;
  --paper-pink: #FF6B8B;
  --paper-coral: #FF7A59;
  --paper-yellow: #FFD166;
  --paper-green: #06D6A0;
  --paper-cyan: #118AB2;
  --paper-purple: #8338EC;
  --paper-navy: #073B4C;
  --paper-dark: #1E232A;
  
  /* Paper Layer Shadows (Tactile Cut-Out Depth) */
  --shadow-paper-sm: 0 2px 0 #1E232A;
  --shadow-paper-md: 4px 4px 0 #1E232A;
  --shadow-paper-lg: 6px 6px 0 #1E232A;
  --shadow-paper-xl: 9px 9px 0 #1E232A;
  --shadow-paper-hover: 2px 2px 0 #1E232A;
  --shadow-paper-soft: 0 10px 30px -5px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-craft);
  background-image: 
    radial-gradient(#1e232a0d 1.5px, transparent 1.5px),
    radial-gradient(#1e232a0d 1.5px, var(--bg-craft) 1.5px);
  background-size: 30px 30px;
  background-position: 0 0, 15px 15px;
  color: var(--paper-dark);
  overflow-x: hidden;
}

h1, h2, h3, .font-heading {
  font-family: 'Outfit', sans-serif;
}

code, pre, .font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* --------------------------------------------------------------------------
   PAPERCUT CRAFT CARDS & BUTTONS
   -------------------------------------------------------------------------- */
.paper-card {
  background: var(--paper-white);
  border: 3px solid var(--paper-dark);
  border-radius: 16px;
  box-shadow: var(--shadow-paper-md);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.paper-card-lg {
  background: var(--paper-white);
  border: 3.5px solid var(--paper-dark);
  border-radius: 20px;
  box-shadow: var(--shadow-paper-lg);
  position: relative;
}

.paper-card-xl {
  background: var(--paper-white);
  border: 4px solid var(--paper-dark);
  border-radius: 24px;
  box-shadow: var(--shadow-paper-xl);
  position: relative;
}

.paper-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-paper-lg);
}

/* Layered Paper Tag effect */
.paper-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  border: 2px solid var(--paper-dark);
  font-weight: 700;
  font-size: 0.75rem;
  box-shadow: 2px 2px 0 var(--paper-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Papercut Buttons */
.paper-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  border: 3px solid var(--paper-dark);
  border-radius: 14px;
  box-shadow: var(--shadow-paper-md);
  padding: 10px 20px;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.paper-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-paper-lg);
}

.paper-btn:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-paper-sm);
}

.paper-btn-primary {
  background: var(--paper-yellow);
  color: var(--paper-dark);
}

.paper-btn-coral {
  background: var(--paper-coral);
  color: white;
}

.paper-btn-green {
  background: var(--paper-green);
  color: var(--paper-dark);
}

.paper-btn-purple {
  background: var(--paper-purple);
  color: white;
}

.paper-btn-cyan {
  background: var(--paper-cyan);
  color: white;
}

.paper-btn-dark {
  background: var(--paper-dark);
  color: white;
}

.paper-btn-white {
  background: var(--paper-white);
  color: var(--paper-dark);
}

/* Paper Cut Decorative Tape */
.paper-tape {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%) rotate(-1.5deg);
  width: 110px;
  height: 26px;
  background: rgba(255, 230, 109, 0.7);
  border: 1px dashed rgba(30, 35, 42, 0.3);
  backdrop-filter: blur(2px);
  z-index: 10;
}

.paper-tape-pink {
  background: rgba(255, 107, 139, 0.6);
}

.paper-tape-cyan {
  background: rgba(17, 138, 178, 0.5);
}

/* --------------------------------------------------------------------------
   SLIDING PRESENTATION CONTAINER
   -------------------------------------------------------------------------- */
.slides-viewport {
  position: relative;
  width: 100%;
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.slide-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transform: translateX(100px) scale(0.96);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.slide-item.active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0) scale(1);
}

.slide-item.prev {
  transform: translateX(-100px) scale(0.96);
}

/* --------------------------------------------------------------------------
   CODE BLOCKS & HIGHLIGHTING
   -------------------------------------------------------------------------- */
.code-container {
  background: #181c24;
  border: 3px solid var(--paper-dark);
  border-radius: 14px;
  box-shadow: 4px 4px 0 var(--paper-dark);
  overflow: hidden;
  color: #E2E8F0;
}

.code-header {
  background: #11141a;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid #282f3d;
}

.mac-dots {
  display: flex;
  gap: 6px;
}
.mac-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.3);
}

/* --------------------------------------------------------------------------
   QUIZ OPTION CARDS
   -------------------------------------------------------------------------- */
.quiz-option {
  border: 3px solid var(--paper-dark);
  border-radius: 14px;
  background: var(--paper-white);
  box-shadow: 4px 4px 0 var(--paper-dark);
  padding: 12px 16px;
  cursor: pointer !important;
  user-select: none;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  pointer-events: auto !important;
}

.quiz-option:hover {
  background: #FFFBEA;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--paper-dark);
}

.quiz-option:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--paper-dark);
}

.quiz-option.selected {
  background: #FFF8DB !important;
  border-color: #8338EC !important;
  box-shadow: 5px 5px 0 #8338EC !important;
  transform: translate(-2px, -2px) !important;
}

.quiz-badge {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 2.5px solid var(--paper-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-family: 'Outfit', sans-serif;
  background: var(--paper-yellow);
  box-shadow: 2px 2px 0 var(--paper-dark);
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.quiz-option.selected .quiz-badge {
  background: #8338EC !important;
  color: #FFFFFF !important;
  border-color: #1E232A !important;
}

/* --------------------------------------------------------------------------
   INPUT FIELD STYLING (AUTO UPPERCASE)
   -------------------------------------------------------------------------- */
.paper-input {
  width: 100%;
  border: 3px solid var(--paper-dark);
  border-radius: 14px;
  padding: 12px 18px;
  font-size: 1.05rem;
  font-weight: 600;
  background: var(--paper-white);
  box-shadow: 4px 4px 0 var(--paper-dark);
  outline: none;
  transition: all 0.2s ease;
}

.paper-input:focus {
  border-color: var(--paper-purple);
  box-shadow: 5px 5px 0 var(--paper-purple);
  transform: translateY(-2px);
}

.input-uppercase {
  text-transform: uppercase !important;
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   CUSTOM SCROLLBAR
   -------------------------------------------------------------------------- */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-craft);
  border-left: 2px solid var(--paper-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--paper-yellow);
  border: 2px solid var(--paper-dark);
  border-radius: 6px;
  box-shadow: 1px 1px 0 var(--paper-dark);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--paper-coral);
}

/* --------------------------------------------------------------------------
   FLOATING SHAPES FOR PAPERCUT AESTHETICS
   -------------------------------------------------------------------------- */
.paper-cutout-blob {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  opacity: 0.12;
}

/* Markdown preview rendered box */
.markdown-body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1.7;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  color: var(--paper-dark);
}

.markdown-body p {
  margin-bottom: 0.75rem;
}

.markdown-body ul, .markdown-body ol {
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

/* --------------------------------------------------------------------------
   CUSTOM PAPERCUT SELECT
   -------------------------------------------------------------------------- */
.paper-select-trigger {
  width: 100%;
  border: 3px solid var(--paper-dark);
  border-radius: 14px;
  padding: 10px 14px;
  background: var(--paper-white);
  box-shadow: 4px 4px 0 var(--paper-dark);
  transition: all 0.15s ease;
  user-select: none;
}

.paper-select-trigger:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--paper-dark);
  background: #FFFDF9;
}

.paper-select-trigger.active {
  border-color: var(--paper-purple);
  box-shadow: 4px 4px 0 var(--paper-purple);
}

.paper-select-menu {
  border: 3px solid var(--paper-dark);
  border-radius: 16px;
  box-shadow: 6px 6px 0 var(--paper-dark);
  background: var(--paper-white);
  animation: paperSelectSlide 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes paperSelectSlide {
  from {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.paper-select-option {
  padding: 8px 12px;
  border-radius: 10px;
  border: 2px solid transparent;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.paper-select-option:hover {
  background: #FFF8DB;
  border-color: var(--paper-dark);
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   WAITING / LOADING PAPERCUT ANIMATIONS
   -------------------------------------------------------------------------- */
.paper-waiting-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #FFF8DB;
  border: 3px solid var(--paper-dark);
  border-radius: 14px;
  padding: 12px 24px;
  font-weight: 800;
  font-size: 0.875rem;
  box-shadow: 4px 4px 0 var(--paper-dark);
  animation: paperWaitingPulse 2s infinite ease-in-out;
  user-select: none;
}

@keyframes paperWaitingPulse {
  0% {
    transform: scale(1);
    background-color: #FFF8DB;
    box-shadow: 4px 4px 0 var(--paper-dark);
  }
  50% {
    transform: scale(1.02);
    background-color: #FFE699;
    box-shadow: 6px 6px 0 var(--paper-dark);
  }
  100% {
    transform: scale(1);
    background-color: #FFF8DB;
    box-shadow: 4px 4px 0 var(--paper-dark);
  }
}

/* --------------------------------------------------------------------------
   CUSTOM SWEETALERT2 PAPERCUT THEME
   -------------------------------------------------------------------------- */
.swal2-popup.paper-swal {
  background: var(--paper-white) !important;
  border: 3.5px solid var(--paper-dark) !important;
  border-radius: 20px !important;
  box-shadow: 8px 8px 0 var(--paper-dark) !important;
  padding: 24px !important;
  font-family: 'Plus Jakarta Sans', sans-serif !important;
  color: var(--paper-dark) !important;
}

.swal2-title {
  font-family: 'Outfit', sans-serif !important;
  font-weight: 900 !important;
  font-size: 1.5rem !important;
  color: var(--paper-dark) !important;
  padding-top: 6px !important;
}

.swal2-html-container {
  font-size: 0.95rem !important;
  color: #374151 !important;
  line-height: 1.6 !important;
  font-weight: 500 !important;
}

.swal2-icon {
  border: 3px solid var(--paper-dark) !important;
  box-shadow: 3px 3px 0 var(--paper-dark) !important;
  transform: scale(0.9);
}

.swal2-icon.swal2-success {
  border-color: #06D6A0 !important;
  color: #06D6A0 !important;
}

.swal2-icon.swal2-warning {
  border-color: #FFD166 !important;
  color: #FF7A59 !important;
}

.swal2-icon.swal2-error {
  border-color: #FF6B8B !important;
  color: #FF6B8B !important;
}

.swal2-icon.swal2-question {
  border-color: #8338EC !important;
  color: #8338EC !important;
}

.swal2-actions {
  gap: 12px !important;
  margin-top: 20px !important;
}

.swal2-confirm.paper-swal-confirm {
  background: var(--paper-yellow) !important;
  color: var(--paper-dark) !important;
  border: 2.5px solid var(--paper-dark) !important;
  border-radius: 12px !important;
  box-shadow: 3px 3px 0 var(--paper-dark) !important;
  font-weight: 800 !important;
  font-size: 0.9rem !important;
  padding: 10px 22px !important;
  cursor: pointer !important;
  user-select: none !important;
  transition: all 0.15s ease !important;
}

.swal2-confirm.paper-swal-confirm:hover {
  transform: translate(-2px, -2px) !important;
  box-shadow: 5px 5px 0 var(--paper-dark) !important;
}

.swal2-cancel.paper-swal-cancel {
  background: var(--paper-white) !important;
  color: var(--paper-dark) !important;
  border: 2.5px solid var(--paper-dark) !important;
  border-radius: 12px !important;
  box-shadow: 3px 3px 0 var(--paper-dark) !important;
  font-weight: 700 !important;
  font-size: 0.9rem !important;
  padding: 10px 20px !important;
  cursor: pointer !important;
  user-select: none !important;
  transition: all 0.15s ease !important;
}

.swal2-cancel.paper-swal-cancel:hover {
  transform: translate(-2px, -2px) !important;
  box-shadow: 5px 5px 0 var(--paper-dark) !important;
}