:root {
  /* Greenery Theme (Default) */
  --bg-primary: #e8f0e8;
  --bg-secondary: #c5d8c5;
  --bg-light: rgb(245, 250, 245);
  --accent-primary: rgb(120, 160, 120);
  --accent-secondary: #9cb89c;
  --text-primary: #111;
}

[data-theme="red"] {
  /* Soft Red Theme */
  --bg-primary: #f5e5e5;
  --bg-secondary: #e8c5c5;
  --bg-light: rgb(255, 245, 245);
  --accent-primary: rgb(220, 140, 140);
  --accent-secondary: #d4a5a5;
  --text-primary: #111;
}

[data-theme="green"] {
  /* Greenery Theme */
  --bg-primary: #e8f0e8;
  --bg-secondary: #c5d8c5;
  --bg-light: rgb(245, 250, 245);
  --accent-primary: rgb(120, 160, 120);
  --accent-secondary: #9cb89c;
  --text-primary: #111;
}

body {
  font-family: "Gowun Dodum", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: var(--bg-primary);
}

.font-eng-serif {
  font-family: "Noto Serif KR", serif;
}

.aspect-album {
  aspect-ratio: 3 / 4;
}

/* Modal styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.4);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Tab styles */
.tab-button {
  position: relative;
  padding: 12px 0;
  flex: 1;
}

.tab-button.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: #111;
}

/* Floral wreath SVG */
.floral-wreath {
  width: 160px;
  height: 160px;
}

/* Button styles */
.btn-accent {
  background-color: var(--accent-secondary) !important;
}

.btn-accent:hover {
  opacity: 0.9;
}

/* Share buttons */
.share-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: center;
  padding: 0 20px;
}

.share-btn {
  width: 70px;
  height: 70px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.share-btn i {
  font-size: 2rem;
}

.share-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}

.kakao-share-btn {
  background: #FEE500;
  color: #3C1E1E;
}

.kakao-share-btn:hover {
  background: #fdd800;
}

.sms-share-btn {
  background: #8b7355;
  color: white;
}

.sms-share-btn:hover {
  background: #6d5a43;
}

.link-share-btn {
  background: #4A90E2;
  color: white;
}

.link-share-btn:hover {
  background: #357ABD;
}