:root {
  --wine: #722F37;
  --wine-light: #f2e6e8;
  --wine-dark: #4a1e24;
  --vine: #4A7C59;
  --vine-light: #e8f5e9;
  --gold: #D4A843;
  --gold-light: #fdf6e3;
  --cream: #FFF8F0;
  --cream-dark: #F0E6D3;
  --brown: #5C4033;
  --navy: #1A1A2E;
  --gray: #6B7280;
  --white: #FFFFFF;
  --red: #e74c3c;
  --red-light: #fde8e8;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--wine) var(--cream-dark);
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--cream);
  color: var(--navy);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

.no-select {
  -webkit-user-select: none;
  user-select: none;
}

.hidden {
  display: none !important;
}

/* ===== Preloader ===== */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--wine-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

#preloader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
}

.preloader-icon {
  font-size: 4.5rem;
  animation: preloaderPour 2s ease-in-out infinite;
  filter: drop-shadow(0 0 20px rgba(212,168,67,0.5));
  margin-bottom: 1.5rem;
}

.preloader-title {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 7vw, 3.5rem);
  color: var(--gold);
  margin-bottom: 0.25rem;
  animation: preloaderFadeInUp 1s ease 0.2s both;
}

.preloader-subtitle {
  font-size: 1.1rem;
  color: rgba(255,248,240,0.7);
  margin-bottom: 2rem;
  animation: preloaderFadeInUp 1s ease 0.5s both;
}

.preloader-bar-track {
  width: 220px;
  height: 6px;
  background: rgba(255,255,255,0.15);
  border-radius: 100px;
  margin: 0 auto 0.75rem;
  overflow: hidden;
  animation: preloaderFadeInUp 1s ease 0.7s both;
}

.preloader-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--wine), var(--gold));
  border-radius: 100px;
  transition: width 0.3s ease;
}

.preloader-percent {
  font-size: 0.85rem;
  color: rgba(255,248,240,0.5);
  font-variant-numeric: tabular-nums;
  animation: preloaderFadeInUp 1s ease 0.8s both;
}

.preloader-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.preloader-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  opacity: 0;
  animation: preloaderFloat 4s ease-in-out infinite;
}

@keyframes preloaderPour {
  0%, 100% { transform: rotate(-8deg) scale(1); }
  25% { transform: rotate(8deg) scale(1.05); }
  50% { transform: rotate(-5deg) scale(1.1); }
  75% { transform: rotate(5deg) scale(1.02); }
}

@keyframes preloaderFadeInUp {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes preloaderFloat {
  0% { opacity: 0; transform: translateY(100vh) scale(0); }
  10% { opacity: 0.8; }
  90% { opacity: 0.3; }
  100% { opacity: 0; transform: translateY(-20vh) scale(1); }
}

#preloader.ready .preloader-icon {
  animation: preloaderReveal 0.8s ease forwards;
}

#preloader.ready .preloader-bar-track,
#preloader.ready .preloader-percent {
  opacity: 0;
  transition: opacity 0.4s ease;
}

#preloader.ready .preloader-subtitle {
  transition: all 0.4s ease;
  opacity: 0;
}

@keyframes preloaderReveal {
  0% { transform: scale(1); }
  50% { transform: scale(1.4) rotate(10deg); }
  100% { transform: scale(40); opacity: 0; }
}

.book {
  position: relative;
  width: 100%;
}

.book-page {
  display: none;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--cream);
}

.book-page.active {
  display: flex;
}

.book-page.exit-left {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  z-index: 10;
  animation: slideOutLeft 0.6s ease forwards;
}

.book-page.enter-right {
  display: flex;
  animation: slideInRight 0.6s ease forwards;
}

.page-inner {
  max-width: 600px;
  width: 100%;
  padding: 2rem 1.5rem 3rem 2.5rem;
  margin: 0 auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-image-area {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 1.5rem;
  position: relative;
  flex-shrink: 0;
}

.page-image-area img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-image-area .placeholder-emoji {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 5rem;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.15));
  animation: float 3s ease-in-out infinite;
}

.page-content {
  text-align: center;
  flex: 1;
}

.page-chapter {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--wine);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.page-title {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 6vw, 3.5rem);
  color: var(--wine-dark);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.page-subtitle {
  font-size: 1.15rem;
  color: var(--gray);
  margin-bottom: 1rem;
}

.page-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--navy);
  margin-bottom: 1.5rem;
  white-space: pre-line;
}

.page-question {
  font-family: 'Caveat', cursive;
  font-size: 1.5rem;
  color: var(--wine);
  margin-bottom: 1.25rem;
  font-weight: 700;
}

.answers {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 400px;
  margin: 0 auto;
}

.answer-btn {
  padding: 1rem 1.5rem;
  border: 2px solid var(--cream-dark);
  border-radius: 100px;
  background: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.answer-btn:hover:not(.disabled):not(.correct):not(.wrong) {
  border-color: var(--wine);
  color: var(--wine);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.answer-btn:active:not(.disabled) {
  transform: translateY(0);
}

.answer-btn.correct {
  border-color: var(--vine);
  background: var(--vine-light);
  color: var(--vine);
  animation: pulse 0.6s ease;
  cursor: default;
}

.answer-btn.wrong {
  border-color: var(--red);
  background: var(--red-light);
  color: var(--red);
  animation: shake 0.5s ease;
}

.answer-btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
  transform: none;
}

.answer-btn.disabled.correct {
  opacity: 1;
  pointer-events: none;
}

/* ===== Toast Notifications ===== */
#toast-container {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  pointer-events: none;
  width: 90%;
  max-width: 420px;
}

.toast {
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
  width: 100%;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.4s ease forwards;
  pointer-events: auto;
}

.toast.toast-out {
  animation: toastOut 0.35s ease forwards;
}

.toast.correct {
  background: var(--vine);
  color: var(--white);
}

.toast.wrong {
  background: var(--red);
  color: var(--white);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(-20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to { opacity: 0; transform: translateY(-20px) scale(0.9); }
}

.page-nav {
  margin-top: 1.5rem;
  text-align: center;
}

.btn-open {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border: none;
  border-radius: 100px;
  font-family: 'Caveat', cursive;
  font-size: 1.35rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--white);
  background: var(--wine);
  box-shadow: 0 4px 15px rgba(114,47,55,0.4);
}

.btn-next {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border: none;
  border-radius: 100px;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--white);
  background: var(--wine);
  box-shadow: 0 4px 15px rgba(114,47,55,0.4);
}

.btn-next.visible {
  display: inline-flex;
}

.btn-open:hover,
.btn-next:hover {
  background: var(--wine-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(114,47,55,0.5);
}

.btn-open:active,
.btn-next:active {
  transform: translateY(0);
}

.progress-bar {
  position: fixed;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 20;
  background: rgba(255,248,240,0.85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 0.6rem 0.4rem;
  border-radius: 100px;
  box-shadow: var(--shadow-md);
  transition: opacity 0.3s ease;
}

.progress-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cream-dark);
  transition: all 0.3s ease;
}

.progress-dot.active {
  background: var(--wine);
  height: 24px;
  border-radius: 100px;
}

.progress-dot.completed {
  background: var(--vine);
  cursor: pointer;
}

.progress-dot.completed:hover {
  transform: scale(1.4);
  box-shadow: 0 0 6px rgba(74,124,89,0.5);
}

.reveal-header {
  text-align: center;
  margin-bottom: 2rem;
}

.reveal-emoji {
  display: block;
  font-size: 3.5rem;
  margin-bottom: 0.5rem;
  animation: bounceIn 0.8s ease forwards;
}

.reveal-details {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 500px;
  margin: 0 auto 1.5rem;
}

.reveal-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--wine);
  text-align: left;
  animation: fadeInUp 0.5s ease backwards;
}

.reveal-item:nth-child(1) { animation-delay: 0.1s; }
.reveal-item:nth-child(2) { animation-delay: 0.2s; }
.reveal-item:nth-child(3) { animation-delay: 0.3s; }
.reveal-item:nth-child(4) { animation-delay: 0.4s; }
.reveal-item:nth-child(5) { animation-delay: 0.5s; }
.reveal-item:nth-child(6) { animation-delay: 0.6s; }

.reveal-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.reveal-item-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.reveal-label {
  font-size: 0.75rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

.reveal-value {
  font-weight: 600;
  color: var(--navy);
  font-size: 0.95rem;
  line-height: 1.3;
  word-break: break-word;
}

.reveal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.reveal-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 100px;
  background: var(--wine);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.reveal-link:hover {
  background: var(--wine-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(114,47,55,0.3);
}

.info-sections {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 500px;
  margin: 0 auto;
  text-align: left;
}

.info-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.info-section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.info-section-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.info-section-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--wine-dark);
}

.info-items {
  list-style: none;
  padding: 0;
}

.info-items li {
  padding: 0.4rem 0;
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.88rem;
  color: var(--navy);
  line-height: 1.5;
  border-bottom: 1px solid var(--cream-dark);
}

.info-items li:last-child {
  border-bottom: none;
}

.info-items li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--wine);
  font-weight: bold;
  font-size: 1.2rem;
}

.closing-text {
  text-align: center;
  font-family: 'Caveat', cursive;
  font-size: 1.75rem;
  color: var(--wine);
  margin-top: 2rem;
  margin-bottom: 3rem;
}

/* ===== Finale Page ===== */
.finale-page .page-inner {
  justify-content: flex-start;
  padding-top: 2rem;
}

.finale-page .page-title {
  font-size: clamp(2.2rem, 7vw, 3.5rem);
  color: var(--wine-dark);
  margin-bottom: 1.5rem;
}

.finale-message {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--navy);
  white-space: pre-line;
  max-width: 500px;
  margin: 0 auto 1.5rem;
  padding: 1.5rem 2rem;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--wine);
  text-align: left;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.finale-signature {
  font-family: 'Caveat', cursive;
  font-size: 2rem;
  color: var(--wine);
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease 0.5s both;
}

.finale-download {
  text-align: center;
  margin-bottom: 3rem;
  animation: fadeInUp 0.8s ease 0.8s both;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 100px;
  background: var(--vine);
  color: var(--white);
  text-decoration: none;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(74,124,89,0.4);
}

.btn-download:hover {
  background: #3a6349;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74,124,89,0.5);
}

.btn-download:active {
  transform: translateY(0);
}

.finale-download-hint {
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 0.75rem;
  font-style: italic;
}

.cover-page .page-inner {
  justify-content: center;
  text-align: center;
}

.cover-page .page-image-area .placeholder-emoji {
  animation: bounceIn 0.8s ease forwards, float 3s ease-in-out 0.8s infinite;
}

.reveal-page .page-title {
  font-size: clamp(2.5rem, 8vw, 4rem);
}

.reveal-page .page-inner {
  justify-content: flex-start;
  padding-top: 2rem;
}

.info-page .page-inner {
  justify-content: flex-start;
  padding-top: 2rem;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes bounceIn {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.3); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
  70% { transform: translate(-50%, -50%) scale(0.95); }
  100% { transform: translate(-50%, -50%) scale(1); }
}

@keyframes float {
  0%, 100% { transform: translate(-50%, -50%) translateY(0); }
  50% { transform: translate(-50%, -50%) translateY(-10px); }
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOutLeft {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(-100%); opacity: 0; }
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--cream-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--wine);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--wine-dark);
}

/* ===== Video Overlay ===== */
.video-overlay {
  position: fixed;
  inset: 0;
  z-index: 7500;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: videoFadeIn 0.6s ease;
}

.video-overlay.video-closing {
  animation: videoFadeOut 0.8s ease forwards;
}

.video-overlay video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.video-skip {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  padding: 0.6rem 1.4rem;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.5);
  color: rgba(255, 255, 255, 0.8);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 2;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.video-skip:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

@keyframes videoFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes videoFadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

/* ===== Date Lock Overlay ===== */
.lock-overlay {
  position: fixed;
  inset: 0;
  z-index: 8000;
  background: rgba(74, 30, 36, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: lockFadeIn 0.4s ease;
}

.lock-overlay.lock-closing {
  animation: lockFadeOut 0.4s ease forwards;
}

.lock-card {
  background: var(--cream);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  max-width: 380px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: lockSlideUp 0.5s ease;
}

.lock-closing .lock-card {
  animation: lockSlideDown 0.4s ease forwards;
}

.lock-emoji {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  display: block;
  animation: lockWiggle 0.6s ease;
}

.lock-message {
  font-family: 'Caveat', cursive;
  font-size: 1.6rem;
  color: var(--wine-dark);
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.lock-countdown {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.lock-countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 56px;
}

.lock-countdown-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--wine);
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 0.4rem 0.6rem;
  min-width: 52px;
  box-shadow: var(--shadow-sm);
  font-variant-numeric: tabular-nums;
}

.lock-countdown-label {
  font-size: 0.7rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.35rem;
}

.lock-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  color: var(--gray);
  font-size: 0.8rem;
}

.lock-divider::before,
.lock-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--cream-dark);
}

.lock-pin-label {
  font-size: 0.9rem;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.lock-pin-row {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.lock-pin-input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  border: 2px solid var(--cream-dark);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--navy);
  outline: none;
  transition: border-color 0.2s ease;
  -moz-appearance: textfield;
}

.lock-pin-input::-webkit-outer-spin-button,
.lock-pin-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.lock-pin-input:focus {
  border-color: var(--wine);
  box-shadow: 0 0 0 3px rgba(114, 47, 55, 0.15);
}

.lock-pin-input.pin-wrong {
  border-color: var(--red);
  animation: shake 0.5s ease;
}

.lock-pin-input.pin-correct {
  border-color: var(--vine);
  background: var(--vine-light);
}

.lock-pin-error {
  font-size: 0.85rem;
  color: var(--red);
  min-height: 1.2em;
  margin-top: 0.25rem;
}

@keyframes lockFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes lockFadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes lockSlideUp {
  from { opacity: 0; transform: translateY(40px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes lockSlideDown {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to { opacity: 0; transform: translateY(40px) scale(0.95); }
}

@keyframes lockWiggle {
  0%, 100% { transform: rotate(0); }
  20% { transform: rotate(-12deg); }
  40% { transform: rotate(10deg); }
  60% { transform: rotate(-6deg); }
  80% { transform: rotate(4deg); }
}

@media (min-width: 768px) {
  .page-inner {
    padding: 2.5rem 2rem 3rem 3rem;
  }

  .page-image-area {
    max-height: 45vh;
    aspect-ratio: 16/10;
  }

  .answer-btn {
    font-size: 1.05rem;
    padding: 1.1rem 1.75rem;
  }

  .progress-bar {
    left: 1rem;
    padding: 0.75rem 0.5rem;
  }

  .progress-dot {
    width: 12px;
    height: 12px;
  }

  .progress-dot.active {
    height: 28px;
  }
}

@media (min-width: 1024px) {
  .page-inner {
    max-width: 700px;
    padding: 3rem 2.5rem 3rem 3rem;
  }
}