/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   Romantic & Elegant Modern Aesthetic
   ========================================================================== */

:root {
  /* Font Families */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Light Theme (Romantic Rose & Warm Ivory) */
  --bg-gradient-1: #fffaf7;
  --bg-gradient-2: #ffeef2;
  --bg-gradient-3: #f5f3ff;
  --text-main: #2b1f28;
  --text-muted: #7d6b79;
  --text-light: #ab9aa7;
  
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-bg-hover: rgba(255, 255, 255, 0.98);
  --card-border: rgba(235, 210, 225, 0.6);
  --card-shadow: 0 12px 35px -8px rgba(180, 80, 110, 0.08), 0 4px 12px rgba(0, 0, 0, 0.03);
  --card-shadow-hover: 0 18px 40px -6px rgba(220, 80, 110, 0.16), 0 6px 16px rgba(0, 0, 0, 0.04);

  --accent-rose: #ff4d6d;
  --accent-rose-soft: #ffe4e8;
  --accent-rose-hover: #e03254;
  --accent-gold: #f59e0b;
  --accent-gold-soft: #fef3c7;
  --accent-lavender: #8b5cf6;
  --accent-lavender-soft: #ede9fe;
  --accent-green: #10b981;
  --accent-green-soft: #d1fae5;
  --accent-blue: #0284c7;
  --accent-blue-soft: #e0f2fe;

  --input-bg: rgba(255, 255, 255, 0.95);
  --input-border: #ebd2e1;
  --input-focus: #ff4d6d;

  --modal-bg: rgba(255, 255, 255, 0.96);
  --modal-overlay: rgba(43, 31, 40, 0.45);
  --tag-bg: rgba(245, 235, 240, 0.85);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Starry Night Dark Theme */
body.theme-starry {
  --bg-gradient-1: #0e0d19;
  --bg-gradient-2: #19142e;
  --bg-gradient-3: #121021;
  --text-main: #fcf6fa;
  --text-muted: #b5a4b7;
  --text-light: #7a6b7d;

  --card-bg: rgba(30, 24, 46, 0.75);
  --card-bg-hover: rgba(38, 30, 60, 0.9);
  --card-border: rgba(147, 100, 160, 0.25);
  --card-shadow: 0 14px 40px -10px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 77, 109, 0.05);
  --card-shadow-hover: 0 20px 48px -8px rgba(0, 0, 0, 0.6), 0 0 30px rgba(255, 77, 109, 0.12);

  --accent-rose: #ff6584;
  --accent-rose-soft: rgba(255, 101, 132, 0.18);
  --accent-rose-hover: #ff7e9a;
  --accent-gold: #fbbf24;
  --accent-gold-soft: rgba(251, 191, 36, 0.18);
  --accent-lavender: #a78bfa;
  --accent-lavender-soft: rgba(167, 139, 250, 0.18);
  --accent-green: #34d399;
  --accent-green-soft: rgba(52, 211, 153, 0.18);

  --input-bg: rgba(22, 17, 36, 0.85);
  --input-border: rgba(120, 85, 135, 0.4);
  --input-focus: #ff6584;

  --modal-bg: rgba(25, 20, 40, 0.97);
  --modal-overlay: rgba(5, 4, 10, 0.75);
  --tag-bg: rgba(45, 34, 68, 0.8);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

body {
  font-family: var(--font-body);
  color: var(--text-main);
  background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 50%, var(--bg-gradient-3) 100%);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  transition: background 0.5s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
}

/* Floating Confetti Canvas */
#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9999;
}

/* Ambient glow blobs */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.orb-1 {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(255, 117, 140, 0.35) 0%, transparent 70%);
  top: -80px;
  right: -50px;
}

.orb-2 {
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.28) 0%, transparent 70%);
  bottom: 50px;
  left: -120px;
  animation-duration: 22s;
}

.orb-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.2) 0%, transparent 70%);
  top: 45%;
  right: 15%;
  animation-duration: 15s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, 40px) scale(1.08); }
  100% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Layout Container */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1060px;
  margin: 0 auto;
  padding: 24px 20px 80px 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ==========================================================================
   HEADER SECTION
   ========================================================================== */

.app-header {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 30px 32px;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  gap: 22px;
  transition: all var(--transition-normal);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--accent-rose-soft);
  color: var(--accent-rose);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.sparkle {
  animation: pulseSparkle 2s ease-in-out infinite;
}

@keyframes pulseSparkle {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.25) rotate(15deg); }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.icon-btn:hover {
  transform: scale(1.08);
  background: var(--card-bg-hover);
}

/* Main Title */
.main-title-wrapper {
  text-align: center;
  padding: 6px 0;
}

.app-main-title {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4.8vw, 3rem);
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: -0.5px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
}

.tagline {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 500;
}

/* Stats Progress Card */
.stats-card {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr 2fr;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--tag-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.stat-number {
  font-family: var(--font-title);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.2;
}

.highlight-pending {
  color: var(--accent-gold);
}

.highlight-done {
  color: var(--accent-rose);
}

.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-divider {
  width: 1px;
  height: 28px;
  background: var(--card-border);
}

.stat-progress-wrapper {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 8px;
}

.progress-bar-bg {
  width: 100%;
  height: 9px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

body.theme-starry .progress-bar-bg {
  background: rgba(255, 255, 255, 0.12);
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #ff758c 0%, #ff4d6d 100%);
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.progress-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: right;
}

/* Hero Actions */
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn-primary {
  background: linear-gradient(135deg, #ff6b8b 0%, #ff3b64 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-full);
  padding: 13px 26px;
  font-family: var(--font-title);
  font-size: 0.98rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  box-shadow: 0 8px 22px -4px rgba(255, 59, 100, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 28px -4px rgba(255, 59, 100, 0.52);
}

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

.btn-primary-sm {
  background: linear-gradient(135deg, #ff6b8b 0%, #ff3b64 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 8px 18px;
  font-family: var(--font-title);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: transform var(--transition-fast);
}

.btn-primary-sm:hover {
  transform: translateY(-1px);
}

.btn-roulette {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  border-radius: var(--radius-full);
  padding: 13px 24px;
  font-family: var(--font-title);
  font-size: 0.98rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.btn-roulette:hover {
  transform: translateY(-2px);
  background: var(--card-bg-hover);
  border-color: var(--accent-lavender);
}

.btn-secondary-sm {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  border-radius: var(--radius-full);
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-secondary-sm:hover {
  background: var(--card-bg-hover);
  border-color: var(--accent-rose);
  color: var(--accent-rose);
}

.btn-secondary-full {
  width: 100%;
  background: var(--accent-rose-soft);
  border: 1px solid var(--accent-rose);
  color: var(--accent-rose);
  border-radius: var(--radius-md);
  padding: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-secondary-full:hover {
  background: var(--accent-rose);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 10px 18px;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast);
}

.btn-ghost:hover {
  color: var(--text-main);
  background: var(--tag-bg);
}

.btn-ghost-sm {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-ghost-sm:hover {
  background: var(--card-bg-hover);
}

/* ==========================================================================
   FILTERS & SEARCH SECTION
   ========================================================================== */

.filters-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.search-bar {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 18px;
  color: var(--text-light);
  pointer-events: none;
}

.search-bar input {
  width: 100%;
  padding: 14px 44px 14px 48px;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  outline: none;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-bar input:focus {
  border-color: var(--accent-rose);
  box-shadow: 0 6px 20px rgba(255, 77, 109, 0.15);
}

.clear-btn {
  position: absolute;
  right: 16px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 6px;
}

/* Status tabs */
.status-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.status-tabs::-webkit-scrollbar {
  display: none;
}

.status-tab {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 9px 18px;
  border-radius: var(--radius-full);
  font-family: var(--font-title);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.status-tab:hover {
  color: var(--text-main);
  border-color: var(--accent-rose);
}

.status-tab.active {
  background: var(--text-main);
  color: var(--bg-gradient-1);
  border-color: var(--text-main);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

body.theme-starry .status-tab.active {
  background: var(--accent-rose);
  color: #fff;
  border-color: var(--accent-rose);
}

/* Category Chips */
.category-scroll-container {
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
}

.category-scroll-container::-webkit-scrollbar {
  display: none;
}

.category-chips {
  display: flex;
  gap: 8px;
  white-space: nowrap;
}

.chip {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 7px 15px;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chip:hover {
  color: var(--text-main);
  background: var(--card-bg-hover);
}

.chip.active {
  background: var(--accent-rose-soft);
  color: var(--accent-rose);
  border-color: var(--accent-rose);
  font-weight: 600;
}

/* Vibe quick tags row */
.vibe-tags-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.vibe-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.vibe-tag {
  background: transparent;
  border: 1px dashed var(--card-border);
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.vibe-tag:hover {
  border-color: var(--accent-lavender);
  color: var(--text-main);
}

.vibe-tag.active {
  background: var(--accent-lavender-soft);
  color: var(--accent-lavender);
  border-style: solid;
  border-color: var(--accent-lavender);
  font-weight: 600;
}

/* Filter indicator */
.filter-indicator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--accent-rose-soft);
  color: var(--accent-rose);
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
}

.filter-indicator button {
  background: transparent;
  border: none;
  color: var(--accent-rose);
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

/* ==========================================================================
   CARDS GRID & CARDS
   ========================================================================== */

.items-grid-section {
  position: relative;
  min-height: 250px;
}

.items-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 18px;
}

/* Single Item Card */
.item-card {
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.item-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-hover);
  border-color: rgba(255, 77, 109, 0.4);
}

/* Completed Card Styling */
.item-card.is-completed {
  background: rgba(245, 250, 245, 0.7);
  border-color: rgba(16, 185, 129, 0.35);
}

body.theme-starry .item-card.is-completed {
  background: rgba(20, 35, 30, 0.65);
  border-color: rgba(52, 211, 153, 0.3);
}

.item-card.is-completed .card-title {
  text-decoration: line-through;
  color: var(--text-muted);
}

/* Top bar in card: Status & Favorite */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition: all var(--transition-fast);
}

.card-status-pill.is-todo {
  background: var(--surface-secondary);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.card-status-pill.is-done {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

body.theme-starry .card-status-pill.is-done {
  color: #34d399;
  border-color: rgba(52, 211, 153, 0.35);
}

/* Card Body */
.card-body {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

/* Heart checkbox checkmark */
.heart-checkbox-label {
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.heart-checkbox-label input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.heart-checkbox-custom {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--input-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: all var(--transition-spring);
  color: transparent;
  background: var(--tag-bg);
}

.heart-checkbox-label input:checked ~ .heart-checkbox-custom {
  background: linear-gradient(135deg, #ff4d6d, #ff758c);
  border-color: #ff4d6d;
  color: #fff;
  transform: scale(1.12);
  box-shadow: 0 0 12px rgba(255, 77, 109, 0.5);
}

.card-content {
  flex: 1;
}

.card-title {
  font-family: var(--font-title);
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-main);
  transition: color var(--transition-fast);
}

.card-notes {
  margin-top: 6px;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Card Meta Tags */
.card-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.card-tag {
  font-size: 0.74rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--tag-bg);
  color: var(--text-muted);
  border: 1px solid var(--card-border);
}

/* Completed Memory Banner inside card */
.card-memory-box {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--accent-rose-soft);
  border-left: 3px solid var(--accent-rose);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.82rem;
  color: var(--text-main);
}

.card-memory-header {
  font-weight: 700;
  color: var(--accent-rose);
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-memory-text {
  font-style: italic;
  color: var(--text-muted);
}

/* Card Footer: date & actions */
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--card-border);
  padding-top: 12px;
  margin-top: 4px;
}

.card-date {
  font-size: 0.75rem;
  color: var(--text-light);
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-action-btn {
  background: transparent;
  border: none;
  color: var(--text-light);
  cursor: pointer;
  padding: 5px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-action-btn:hover {
  color: var(--text-main);
  background: var(--tag-bg);
}

.card-action-btn.delete:hover {
  color: #ef4444;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--card-bg);
  border: 2px dashed var(--card-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.empty-emoji {
  font-size: 3rem;
  animation: bounceSlow 3s ease-in-out infinite;
}

@keyframes bounceSlow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.empty-title {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
}

.empty-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 320px;
}

/* ==========================================================================
   MODALS
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--modal-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 1;
  transition: opacity 0.25s ease;
}

.modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.modal-card {
  background: var(--modal-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 520px;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.3);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(1);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-card-sm {
  max-width: 420px;
}

.modal-card-roulette {
  max-width: 460px;
  text-align: center;
}

.modal-overlay.hidden .modal-card {
  transform: scale(0.95);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-heading {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--text-main);
}

.modal-close-btn {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--card-bg-hover);
  color: var(--text-main);
  transform: scale(1.1);
}

/* Form controls */
.modal-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row {
  display: flex;
  gap: 12px;
}

.flex-1 {
  flex: 1;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.required {
  color: var(--accent-rose);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.92rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px rgba(255, 77, 109, 0.15);
}

.checkbox-group {
  justify-content: center;
}

.favorite-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.favorite-toggle-label input {
  display: none;
}

.custom-star-box {
  padding: 9px 14px;
  border-radius: var(--radius-md);
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.favorite-toggle-label input:checked ~ .custom-star-box {
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  border-color: var(--accent-gold);
}

/* Quick Suggestion Chips inside form */
.suggestions-group {
  background: var(--tag-bg);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
}

.suggestions-chips {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 0;
  scrollbar-width: none;
}

.sugg-chip {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.sugg-chip:hover {
  background: var(--accent-rose-soft);
  color: var(--accent-rose);
  border-color: var(--accent-rose);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

/* ==========================================================================
   ROULETTE MODAL STYLING
   ========================================================================== */

.roulette-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.roulette-subtitle {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.roulette-slot-machine {
  width: 100%;
  padding: 30px 20px;
  background: var(--tag-bg);
  border: 2px dashed var(--accent-rose);
  border-radius: var(--radius-lg);
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.roulette-card-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.roulette-card-emoji {
  font-size: 3rem;
  display: inline-block;
}

.roulette-card-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  max-width: 320px;
}

.roulette-card-category {
  font-size: 0.85rem;
  color: var(--accent-rose);
  font-weight: 600;
}

.roulette-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.btn-spin {
  width: 100%;
  justify-content: center;
  font-size: 1.05rem;
  padding: 14px;
}

/* Spinning animation class */
.is-spinning {
  animation: rouletteSpin 0.15s linear infinite;
}

@keyframes rouletteSpin {
  0% { transform: translateY(-10px) scale(0.96); opacity: 0.7; }
  50% { transform: translateY(10px) scale(1.02); opacity: 1; }
  100% { transform: translateY(-10px) scale(0.96); opacity: 0.7; }
}

/* ==========================================================================
   SHARE MODAL
   ========================================================================== */

.share-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.share-box {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.share-box-header {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.share-box-icon {
  font-size: 1.5rem;
}

.share-box-title {
  font-family: var(--font-title);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
}

.share-box-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.link-copy-row {
  display: flex;
  gap: 8px;
}

.backup-actions {
  display: flex;
  gap: 10px;
}

.file-input-label {
  cursor: pointer;
}

/* ==========================================================================
   TOAST
   ========================================================================== */

.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: var(--text-main);
  color: var(--bg-gradient-1);
  padding: 12px 22px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  z-index: 10000;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(20px);
  pointer-events: none;
}

/* ==========================================================================
   MOBILE BOTTOM BAR & FOOTER
   ========================================================================== */

.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--modal-bg);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--card-border);
  padding: 12px 18px;
  z-index: 900;
  gap: 12px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.mobile-action-btn {
  flex: 1;
  padding: 12px;
  border-radius: var(--radius-full);
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.mobile-action-btn.primary {
  background: linear-gradient(135deg, #ff6b8b, #ff3b64);
  color: #fff;
  border: none;
}

.mobile-action-btn.secondary {
  background: var(--tag-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
}

.app-footer {
  text-align: center;
  padding: 20px 0;
  font-size: 0.82rem;
  color: var(--text-light);
}

/* Utility Hidden */
.hidden {
  display: none !important;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 768px) {
  .app-container {
    padding: 14px 14px 90px 14px;
    gap: 18px;
  }

  .app-header {
    padding: 20px 18px;
    border-radius: var(--radius-lg);
  }

  .couple-names {
    font-size: 1.8rem;
  }

  .stats-card {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 14px;
  }

  .stat-divider {
    display: none;
  }

  .stat-progress-wrapper {
    grid-column: span 3;
    padding-left: 0;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn-primary, .btn-roulette {
    width: 100%;
    justify-content: center;
  }

  .mobile-bottom-bar {
    display: flex;
  }

  .items-container {
    grid-template-columns: 1fr;
  }

  .form-row {
    flex-direction: column;
  }
}

/* ==========================================================================
   PHOTO UPLOAD & CARD GALLERY DISPLAY STYLES
   ========================================================================== */

.photo-upload-group {
  margin-top: 4px;
}

.photo-upload-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.add-photos-inline-btn {
  background: var(--surface-secondary);
  border: 1px solid var(--border-color);
  color: var(--primary-accent);
  padding: 4px 11px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.add-photos-inline-btn:hover {
  background: var(--primary-accent);
  color: #fff;
  border-color: var(--primary-accent);
}

.photo-dropzone {
  width: 100%;
  border: 2px dashed var(--input-border);
  border-radius: var(--radius-md);
  padding: 16px;
  background: var(--input-bg);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  min-height: 110px;
}

.photo-dropzone:hover {
  border-color: var(--accent-rose);
  background: var(--tag-bg);
}

.photo-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  pointer-events: none;
}

.photo-upload-icon {
  font-size: 2rem;
}

.photo-upload-text {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.photo-upload-hint {
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* Modal Thumbnails Grid */
.memory-photo-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(75px, 1fr));
  gap: 8px;
  padding: 4px 0;
}

.memory-thumb-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  border: 1px solid var(--border-color);
}

.memory-thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.remove-thumb-btn {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.remove-thumb-btn:hover {
  background: #ef4444;
  transform: scale(1.15);
}

/* Card Gallery Component */
.card-gallery-wrapper {
  margin-top: 10px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--card-border);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card-gallery-wrapper:hover {
  transform: scale(1.015);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

/* 1 photo */
.card-gallery-wrapper.count-1 {
  height: 170px;
}
.card-gallery-wrapper.count-1 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 2 photos: 2 equal columns */
.card-gallery-wrapper.count-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  height: 155px;
}
.card-gallery-wrapper.count-2 .gallery-item {
  height: 100%;
  overflow: hidden;
}
.card-gallery-wrapper.count-2 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 3 or more photos: mosaic grid */
.card-gallery-wrapper.count-multi {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 3px;
  height: 170px;
}
.card-gallery-wrapper.count-multi .gallery-item:first-child {
  grid-row: span 2;
  height: 100%;
}
.card-gallery-wrapper.count-multi .gallery-item {
  position: relative;
  overflow: hidden;
}
.card-gallery-wrapper.count-multi img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.gallery-more-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(2px);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 700;
}

.card-photo-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================================================
   LIGHTBOX MODAL
   ========================================================================== */

.lightbox-card {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.lightbox-img-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img-wrapper img {
  max-width: 85vw;
  max-height: 75vh;
  object-fit: contain;
  display: block;
}

.lightbox-close {
  position: absolute;
  top: -16px;
  right: -16px;
  background: var(--card-bg);
  color: var(--text-main);
  z-index: 10;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(20, 20, 25, 0.65);
  backdrop-filter: blur(8px);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.8rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 5;
}

.lightbox-nav-btn:hover {
  background: rgba(255, 94, 120, 0.85);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-nav-btn.prev {
  left: 12px;
}

.lightbox-nav-btn.next {
  right: 12px;
}

.lightbox-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.lightbox-caption {
  font-family: var(--font-title);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
}

.lightbox-counter {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* --- AUTH / LOCK SCREEN STYLES --- */
.auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(10, 8, 14, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.auth-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.auth-card {
  position: relative;
  width: 100%;
  max-width: 380px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  animation: authCardIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authCardIn {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.auth-icon-badge {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--surface-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 16px;
  box-shadow: 0 8px 20px rgba(255, 94, 120, 0.15);
}

.auth-title {
  font-family: var(--font-title);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  letter-spacing: -0.3px;
}

.auth-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.auth-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-input-group {
  position: relative;
  width: 100%;
}

.auth-input {
  width: 100%;
  padding: 13px 44px 13px 16px;
  background: var(--surface-secondary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-main);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-input:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(255, 94, 120, 0.18);
}

.auth-input.is-error {
  border-color: #ef4444;
  animation: shake 0.4s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-7px); }
  40%, 80% { transform: translateX(7px); }
}

.toggle-pwd-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  font-size: 1.05rem;
  cursor: pointer;
  opacity: 0.7;
  padding: 4px;
  transition: opacity var(--transition-fast);
}

.toggle-pwd-btn:hover {
  opacity: 1;
}

.auth-error-msg {
  color: #ef4444;
  font-size: 0.82rem;
  font-weight: 500;
  margin: -4px 0 2px;
}

.auth-submit-btn {
  width: 100%;
  padding: 13px;
  font-size: 1rem;
  margin-top: 4px;
}