/* CSS Reset & Variables */
:root {
  --color-primary: #1a365d;
  --color-primary-light: #23477c;
  --color-primary-dark: #0a172c;
  --color-gold: #d4af37;
  --color-gold-light: #f3d06b;
  --color-gold-dark: #b89025;
  --color-bg-dark: #080f1a;
  --color-text-light: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-text-dark: #0f172a;
  
  /* Glassmorphism Styles */
  --glass-bg: rgba(26, 54, 93, 0.35);
  --glass-bg-hover: rgba(26, 54, 93, 0.5);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-gold: rgba(212, 175, 55, 0.25);
  --glass-border-gold-active: rgba(212, 175, 55, 0.6);
  --glass-shadow: rgba(0, 0, 0, 0.4);
  
  /* Fonts */
  --font-serif: 'Cinzel', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-header: 'Montserrat', system-ui, -apple-system, sans-serif;
  
  /* Layout */
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 24px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
}

/* Phone Frame Mockup for B2B Desktop Presentations */
.phone-frame {
  width: 100%;
  max-width: 450px;
  min-height: 100vh;
  background: linear-gradient(180deg, #070e17 0%, #0c182c 50%, #152744 100%);
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75);
}

/* On screens larger than phone, style it like an actual mobile device mockup */
@media (min-width: 480px) {
  body {
    background-color: #03070c;
    background-image: radial-gradient(circle at top right, #1e3a8a 0%, transparent 60%);
    padding: 30px 0;
  }
  .phone-frame {
    min-height: 850px;
    height: 850px;
    border-radius: 40px;
    border: 10px solid #1e293b;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary-light) transparent;
  }
  .phone-frame::-webkit-scrollbar {
    width: 6px;
  }
  .phone-frame::-webkit-scrollbar-thumb {
    background-color: var(--color-primary-light);
    border-radius: 3px;
  }
}

.app-container {
  width: 100%;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Top NFC Sync Status Banner */
.nfc-banner {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 30px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #34d399;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  margin-top: 8px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background-color: #34d399;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(52, 211, 153, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}

/* Welcome Header */
.app-header {
  text-align: center;
  padding: 10px 0 5px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.logo-wrapper {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
}

.logo-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 8px rgba(212, 175, 55, 0.3));
}

.synagogue-name {
  font-family: var(--font-header);
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.main-title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  background: linear-gradient(135deg, #ffffff 40%, #ffea9f 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.retreat-dates {
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Quick Navigation */
.quick-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 12px 6px;
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 11px;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.nav-item:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-gold);
  transform: translateY(-2px);
}

.nav-icon {
  width: 18px;
  height: 18px;
  color: var(--color-gold);
}

/* Glass Card styling base */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 16px;
  box-shadow: 0 8px 32px 0 var(--glass-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* Countdown / Live Widget */
.countdown-widget {
  border: 1px solid var(--glass-border-gold);
  background: linear-gradient(145deg, rgba(26, 54, 93, 0.5) 0%, rgba(10, 23, 44, 0.6) 100%);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.widget-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}

.now-badge {
  font-size: 10px;
  font-weight: 700;
  background: #b91c1c;
  color: #ffffff;
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.current-activity-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-light);
}

.countdown-timer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 0;
  border-radius: var(--border-radius-sm);
  background: rgba(0, 0, 0, 0.2);
}

.timer-time {
  font-family: monospace;
  font-size: 28px;
  font-weight: 700;
  color: var(--color-gold-light);
  letter-spacing: 0.05em;
  text-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.timer-label {
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 500;
}

.progress-bar-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-gold-dark) 0%, var(--color-gold-light) 100%);
  border-radius: 3px;
  transition: width 0.5s ease-in-out;
}

/* Sections General */
.content-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 8px;
}

.section-icon {
  width: 20px;
  height: 20px;
  color: var(--color-gold);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
}

.section-subtitle {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: -8px;
}

/* Day Tabs list */
.tab-list {
  display: flex;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 30px;
  padding: 4px;
  overflow-x: auto;
  scrollbar-width: none; /* Hide scrollbar Firefox */
  -webkit-overflow-scrolling: touch;
  gap: 4px;
}

.tab-list::-webkit-scrollbar {
  display: none; /* Hide scrollbar Chrome/Safari */
}

.tab-button {
  flex: 0 0 auto;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.tab-button.active {
  background: var(--color-gold);
  color: var(--color-primary-dark);
}

/* Tab Panels */
.tab-panel {
  display: none;
  flex-direction: column;
  animation: fadeIn 0.4s ease;
}

.tab-panel.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Schedule Timeline Accordion */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Customizing Details / Summary for Timeline Items */
.timeline-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.timeline-item[open] {
  border-color: var(--glass-border-gold);
  background: rgba(26, 54, 93, 0.45);
}

.timeline-summary {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  gap: 14px;
  user-select: none;
}

.timeline-summary::-webkit-details-marker {
  display: none;
}

.event-time {
  font-family: monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(212, 175, 55, 0.1);
  padding: 4px 8px;
  border-radius: 6px;
  white-space: nowrap;
}

.event-summary-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.event-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-light);
}

.event-location {
  font-size: 11px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.event-location svg {
  width: 11px;
  height: 11px;
}

.chevron-icon {
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
  transition: transform 0.3s ease;
}

.timeline-item[open] .chevron-icon {
  transform: rotate(180deg);
  color: var(--color-gold);
}

/* Expandable content area */
.event-details {
  padding: 0 16px 16px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 0px;
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

.event-description {
  font-size: 12px;
  color: var(--color-text-muted);
  margin: 12px 0;
  line-height: 1.5;
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meta-badge {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-light);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 4px 10px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-badge svg {
  width: 12px;
  height: 12px;
  color: var(--color-gold-light);
}

.meta-badge.alert-badge {
  background: rgba(220, 38, 38, 0.12);
  border-color: rgba(220, 38, 38, 0.3);
  color: #fca5a5;
}

.meta-badge.alert-badge svg {
  color: #f87171;
}

/* Zmanim Cards Grid */
.zmanim-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.zman-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  transition: var(--transition-smooth);
}

.zman-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
}

.zman-card.highlighted-zman {
  border-color: var(--glass-border-gold);
  background: rgba(212, 175, 55, 0.05);
}

.zman-card.highlighted-zman:hover {
  border-color: var(--color-gold);
  background: rgba(212, 175, 55, 0.08);
}

.zman-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.zman-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-light);
}

.zman-desc {
  font-size: 9px;
  color: var(--color-text-muted);
}

.zman-time {
  font-family: monospace;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-gold-light);
  align-self: flex-start;
}

.source-card {
  margin-bottom: 16px;
  display: none;
  animation: fadeCard 0.35s ease-out;
}

.source-card.active {
  display: block;
}

@keyframes fadeCard {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.carousel-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  padding: 8px 16px;
  margin-bottom: 24px;
}

.nav-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-gold);
  transition: var(--transition-smooth);
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-gold);
  transform: scale(1.05);
}

.nav-btn:active {
  transform: scale(0.95);
}

.nav-btn svg {
  width: 18px;
  height: 18px;
}

.source-counter {
  font-family: var(--font-header);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.source-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 10px;
  margin-bottom: 14px;
}

.source-citation {
  font-family: var(--font-header);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.02em;
}

.source-category {
  font-size: 9px;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.source-content {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hebrew-text {
  font-family: 'Cinzel', Georgia, serif;
  font-size: 18px;
  line-height: 2;
  text-align: justify;
  color: #ffea9f;
  background: rgba(212, 175, 55, 0.03);
  padding: 12px;
  border-radius: var(--border-radius-sm);
  border-right: 3px solid var(--color-gold-dark);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.source-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.english-text {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.6;
  text-align: justify;
  padding: 0 4px;
}

/* Discussion Board Spinner Widget */
.discussion-widget {
  border: 1px solid var(--glass-border-gold);
  background: linear-gradient(135deg, rgba(10, 23, 44, 0.5) 0%, rgba(26, 54, 93, 0.3) 100%);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.topic-index {
  font-size: 10px;
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(212, 175, 55, 0.1);
  padding: 2px 8px;
  border-radius: 10px;
}

.prompt-box {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius-sm);
  padding: 14px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.discussion-prompt {
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  color: var(--color-text-light);
  line-height: 1.5;
  transition: opacity 0.35s ease;
}

.discussion-prompt.fade {
  opacity: 0;
}

.action-button {
  width: 100%;
  border: none;
  background: linear-gradient(135deg, var(--color-gold-dark) 0%, var(--color-gold) 100%);
  color: var(--color-primary-dark);
  padding: 12px;
  font-family: var(--font-header);
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

.action-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.3);
}

.action-button:active {
  transform: translateY(1px);
}

.action-button svg {
  width: 14px;
  height: 14px;
  transition: transform 0.6s ease;
}

.action-button.spinning svg {
  transform: rotate(360deg);
}

/* Footer Section */
.app-footer {
  text-align: center;
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 12px;
}

.nfc-footer-text {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.nfc-footer-text svg {
  width: 14px;
  height: 14px;
}

.copyright {
  font-size: 9px;
  color: var(--color-text-muted);
}

.demo-tag {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #3b82f6;
  border: 1px solid rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  align-self: center;
}