@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* --- Design System Tokens --- */
:root {
  /* Color Palette */
  --bg-primary: #fbf9f4;
  --bg-card: #ffffff;
  --text-primary: #2b2b2b;
  --text-secondary: #5e6460;
  --text-light: #8e9590;
  
  --primary: #1c3a27;       /* Rich Forest Green */
  --primary-light: #2c543a;
  --primary-rgb: 28, 58, 39;
  
  --accent: #c5a059;        /* Warm Gold */
  --accent-light: #ebd8af;
  --accent-dark: #a17f3e;
  
  --danger: #9a3434;
  --danger-light: #fbebeb;
  --success: #2e6a4f;
  --success-light: #edfbf4;
  --pending: #bda25c;
  --pending-light: #fdfaf3;

  /* Typography */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Montserrat', Helvetica, Arial, sans-serif;

  /* Layout and Borders */
  --border-color: #e4e2db;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --box-shadow: 0 8px 30px rgba(28, 58, 39, 0.05);
  --box-shadow-hover: 0 15px 40px rgba(28, 58, 39, 0.1);
  --box-shadow-inset: inset 0 2px 4px rgba(0,0,0,0.06);
}

/* --- Base & Reset --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 20px;
}

/* --- Container & Layout --- */
.container {
  width: 100%;
  max-width: 550px;
  animation: fadeIn 0.8s ease-out;
}

.container.wide {
  max-width: 1100px;
}

/* --- Elegant Wedding Header --- */
.wedding-header {
  text-align: center;
  margin-bottom: 35px;
}

.wedding-header .ornament {
  font-size: 24px;
  color: var(--accent);
  margin-bottom: 10px;
  letter-spacing: 5px;
}

.wedding-header h1 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 500;
  color: var(--primary);
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.wedding-header .subtitle {
  font-family: var(--font-serif);
  font-size: 16px;
  font-style: italic;
  color: var(--text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.wedding-header .divider {
  width: 60px;
  height: 1px;
  background-color: var(--accent);
  margin: 20px auto 0 auto;
}

/* --- Premium Cards --- */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 45px 40px;
  box-shadow: var(--box-shadow);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--primary), var(--accent));
}

.card:hover {
  box-shadow: var(--box-shadow-hover);
}

.card-title {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--primary);
  text-align: center;
  margin-bottom: 30px;
  font-weight: 500;
}

/* --- Typography Helpers --- */
h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--primary);
  margin-bottom: 15px;
  font-weight: 500;
}

/* --- Form Controls --- */
.form-group {
  margin-bottom: 25px;
  position: relative;
}

label.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  color: var(--primary);
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 16px;
  pointer-events: none;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text-primary);
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  outline: none;
  transition: var(--transition-smooth);
}

.form-control.with-icon {
  padding-left: 45px;
}

.form-control:focus {
  border-color: var(--accent);
  background-color: #ffffff;
  box-shadow: 0 0 0 4px rgba(197, 160, 89, 0.15);
}

/* --- Custom Big Tile Radios (RSVP Choice) --- */
.rsvp-tiles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 30px;
}

.rsvp-tile-label {
  cursor: pointer;
  position: relative;
}

.rsvp-tile-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.rsvp-tile {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 25px 15px;
  text-align: center;
  background-color: #faf9f6;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.rsvp-tile .tile-icon {
  font-size: 24px;
  margin-bottom: 10px;
  color: var(--text-light);
  transition: var(--transition-smooth);
}

.rsvp-tile .tile-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.rsvp-tile .tile-desc {
  font-size: 11px;
  color: var(--text-light);
  margin-top: 5px;
}

/* Selected State */
.rsvp-tile-label input[type="radio"]:checked + .rsvp-tile {
  background-color: var(--success-light);
  border-color: var(--success);
  box-shadow: 0 4px 15px rgba(46, 106, 79, 0.08);
}

.rsvp-tile-label input[type="radio"]:checked + .rsvp-tile .tile-icon {
  color: var(--success);
  transform: scale(1.1);
}

.rsvp-tile-label input[type="radio"]:checked + .rsvp-tile .tile-title {
  color: var(--success);
}

/* Decline Selected State */
.rsvp-tile-label.decline input[type="radio"]:checked + .rsvp-tile {
  background-color: var(--danger-light);
  border-color: var(--danger);
  box-shadow: 0 4px 15px rgba(154, 52, 52, 0.08);
}

.rsvp-tile-label.decline input[type="radio"]:checked + .rsvp-tile .tile-icon {
  color: var(--danger);
}

.rsvp-tile-label.decline input[type="radio"]:checked + .rsvp-tile .tile-title {
  color: var(--danger);
}

/* Hover effects */
.rsvp-tile:hover {
  border-color: var(--accent);
  background-color: #ffffff;
}

/* --- Custom Food Preferences Tiles --- */
.food-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 25px;
}

.food-tile-label {
  cursor: pointer;
  position: relative;
}

.food-tile-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.food-tile {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 18px 10px;
  text-align: center;
  background-color: #faf9f6;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.food-tile .food-icon {
  font-size: 20px;
  margin-bottom: 5px;
  transition: var(--transition-smooth);
}

.food-tile .food-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.food-tile-label input[type="radio"]:checked + .food-tile {
  background-color: var(--success-light);
  border-color: var(--success);
  box-shadow: 0 4px 15px rgba(46, 106, 79, 0.08);
}

.food-tile-label input[type="radio"]:checked + .food-tile .food-title {
  color: var(--success);
}

.food-tile-label input[type="radio"]:checked + .food-tile .food-icon {
  transform: scale(1.15);
}

.food-tile:hover {
  border-color: var(--accent);
  background-color: #ffffff;
}

/* --- Custom Timeline Date Range Picker --- */
.timeline-container {
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 20px 15px;
  margin-top: 8px;
}

.timeline-scroll {
  overflow-x: auto;
  padding-bottom: 5px;
}

.timeline-scroll::-webkit-scrollbar {
  height: 4px;
}

.timeline-scroll::-webkit-scrollbar-track {
  background: #faf9f6;
}

.timeline-scroll::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 2px;
}

.timeline-days {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  min-width: 440px;
}

.timeline-day {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 6px;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-smooth);
  user-select: none;
}

.timeline-day:hover {
  border-color: var(--accent);
  background-color: #faf9f6;
}

.timeline-day .day-num {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-serif);
  transition: var(--transition-smooth);
}

.timeline-day .day-lbl {
  font-size: 9px;
  text-transform: uppercase;
  color: var(--text-light);
  margin-top: 2px;
  transition: var(--transition-smooth);
}

/* Custom States for Timeline Selections */
.timeline-day.arrival-day {
  background-color: var(--primary) !important;
  border-color: var(--primary) !important;
}

.timeline-day.arrival-day .day-num,
.timeline-day.arrival-day .day-lbl {
  color: #ffffff !important;
}

.timeline-day.departure-day {
  background-color: var(--accent) !important;
  border-color: var(--accent) !important;
}

.timeline-day.departure-day .day-num,
.timeline-day.departure-day .day-lbl {
  color: #ffffff !important;
}

.timeline-day.staying-day {
  background-color: rgba(28, 58, 39, 0.08) !important;
  border-color: rgba(28, 58, 39, 0.15) !important;
}

.timeline-day.staying-day .day-num {
  color: var(--primary-light);
}

.date-selection-summary {
  font-size: 12px;
  text-align: center;
  margin-top: 15px;
  color: var(--text-secondary);
  font-style: italic;
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* --- Animated Conditional Sections --- */
.conditional-section {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease-out, opacity 0.3s ease-out, margin 0.3s ease;
  margin-bottom: 0;
}

.conditional-section.show {
  max-height: 2000px;
  opacity: 1;
  margin-bottom: 25px;
  border-top: 1px dashed var(--border-color);
  padding-top: 25px;
  animation: slideDown 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Divider heading inside +1 preferences sub-section */
.plus-one-prefs-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0 18px;
  color: var(--accent-dark);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.plus-one-prefs-divider::before,
.plus-one-prefs-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
}

/* --- Custom Switches --- */
.switch-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px;
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  margin-bottom: 20px;
}

.switch-label-group {
  flex: 1;
  padding-right: 15px;
}

.switch-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--primary);
}

/* Explicit on/off indicator for switches (clearer than the slider alone) */
.switch-state {
  display: inline-block;
  vertical-align: middle;
  margin-left: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 2px 10px;
  border-radius: 20px;
  background-color: var(--success-light);
  color: var(--success);
  border: 1px solid rgba(46, 106, 79, 0.2);
}

.switch-state.off {
  background-color: #f0ede6;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.switch-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

.switch-control {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 28px;
}

.switch-control input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-color);
  transition: .4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

input:checked + .slider {
  background-color: var(--primary);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--primary);
}

input:checked + .slider:before {
  transform: translateX(22px);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 16px 24px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(28, 58, 39, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(28, 58, 39, 0.3);
}

.btn-accent {
  background-color: var(--accent);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(197, 160, 89, 0.2);
}

.btn-accent:hover {
  background-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(197, 160, 89, 0.3);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background-color: rgba(28, 58, 39, 0.05);
}

.btn-danger {
  background-color: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 10px 15px;
  font-size: 12px;
}

.btn-danger:hover {
  background-color: var(--danger-light);
}

.btn-group {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}

/* --- Feedback Messages --- */
.alert {
  padding: 15px 20px;
  border-radius: var(--border-radius-md);
  margin-bottom: 25px;
  font-size: 14px;
  display: none;
  animation: fadeIn 0.4s ease-out;
  border: 1px solid transparent;
}

.alert-success {
  display: block;
  background-color: var(--success-light);
  color: var(--success);
  border-color: rgba(46, 106, 79, 0.2);
}

.alert-danger {
  display: block;
  background-color: var(--danger-light);
  color: var(--danger);
  border-color: rgba(154, 52, 52, 0.2);
}

.alert-info {
  display: block;
  background-color: #f3f5fd;
  color: #3b5998;
  border-color: rgba(59, 89, 152, 0.2);
}

/* --- Admin View Specifics --- */
.admin-grid {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.admin-bottom-panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

/* Stats Cards Section */
.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
  margin-bottom: 30px;
}

.stat-widget {
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--transition-smooth);
}

.stat-widget:hover {
  border-color: var(--accent);
  background-color: #ffffff;
  transform: translateY(-2px);
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-serif);
  line-height: 1.2;
}

.stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-top: 5px;
  font-weight: 600;
}

/* Admin Guest Table */
.admin-card {
  padding: 30px;
}

.admin-header-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  gap: 15px;
}

.search-input {
  max-width: 300px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  background: #faf9f6;
}

table.guest-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

table.guest-table th, table.guest-table td {
  padding: 15px 20px;
  border-bottom: 1px solid var(--border-color);
}

table.guest-table th {
  background-color: rgba(28, 58, 39, 0.03);
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 1px;
}

table.guest-table tr:last-child td {
  border-bottom: none;
}

table.guest-table tr:hover td {
  background-color: #ffffff;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  text-align: center;
}

.badge-attending {
  background-color: var(--success-light);
  color: var(--success);
  border: 1px solid rgba(46, 106, 79, 0.15);
}

.badge-declined {
  background-color: var(--danger-light);
  color: var(--danger);
  border: 1px solid rgba(154, 52, 52, 0.15);
}

.badge-pending {
  background-color: var(--pending-light);
  color: var(--pending);
  border: 1px solid rgba(189, 162, 92, 0.15);
}

/* Dietary List admin panel widget */
.dietary-panel {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 25px;
  height: fit-content;
}

.dietary-item {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-color);
}

.dietary-item:last-child {
  border-bottom: none;
}

.dietary-guest {
  font-weight: 600;
  font-size: 13px;
  color: var(--primary);
}

.dietary-details {
  font-size: 12px;
  color: var(--danger);
  margin-top: 2px;
}

/* --- Login help note (subtle contact hint) --- */
.login-help {
  text-align: center;
  font-size: 12px;
  color: var(--text-light);
  margin-top: 20px;
  line-height: 1.5;
}

.login-help a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.login-help a:hover {
  color: var(--primary);
}

/* --- Venue card --- */
.venue-card {
  margin-top: 25px;
  padding: 35px 30px;
  text-align: center;
}

.venue-name {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 6px;
}

.venue-address {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 22px;
}

.venue-links .btn {
  width: auto;
  flex: 1;
  padding: 12px 16px;
  text-decoration: none;
}

.travel-options {
  text-align: left;
  border-top: 1px dashed var(--border-color);
  padding-top: 20px;
  margin-bottom: 22px;
}

.travel-option {
  margin-bottom: 14px;
}

.travel-option:last-child {
  margin-bottom: 0;
}

.travel-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 2px;
}

.travel-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Member blocks (one per invited person) --- */
.member-block {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 20px 18px 5px;
  margin-bottom: 20px;
  background-color: #fff;
}

.member-block:last-child {
  margin-bottom: 25px;
}

.member-name {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 15px;
  text-align: center;
}

.member-block .rsvp-tiles {
  margin-bottom: 20px;
}

/* --- Footer --- */
footer {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-light);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: auto;
}

/* --- Animations --- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    max-height: 0;
    opacity: 0;
  }
  to {
    max-height: 500px;
    opacity: 1;
  }
}

/* --- Responsive adjustments --- */
@media (max-width: 500px) {
  .card {
    padding: 30px 20px;
  }
  
  .rsvp-tiles {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .wedding-header h1 {
    font-size: 28px;
  }
}