/* ==========================================================================
   MOBILE-FIRST EVENT INVITE & RSVP REGISTRATION SYSTEM
   In Loving Memory of Comrade Emmanuel Okechukwu Ugboaja, Esq., mni
   Palette: Deep Royal Emerald Green, Rich Burgundy & Burnished Gold
   ========================================================================== */

:root {
  /* Colors from tribute poster */
  --bg-primary: #031810;
  --bg-secondary: #072b1d;
  --bg-tertiary: #0b3d2b;
  --bg-card: rgba(7, 43, 29, 0.82);
  --bg-card-hover: rgba(11, 61, 43, 0.92);
  --bg-input: rgba(4, 28, 18, 0.9);

  --burgundy-900: #380608;
  --burgundy-800: #5c0d11;
  --burgundy-700: #7a1118;
  --burgundy-gradient: linear-gradient(135deg, #7a1118 0%, #5c0d11 50%, #380608 100%);

  --border-subtle: rgba(212, 175, 55, 0.18);
  --border-gold: rgba(212, 175, 55, 0.45);
  --border-gold-strong: #d4af37;

  --gold-100: #fff8e1;
  --gold-300: #fae4a8;
  --gold-400: #f5d061;
  --gold-500: #d4af37;
  --gold-600: #b38f24;
  --gold-gradient: linear-gradient(135deg, #fae4a8 0%, #d4af37 50%, #997316 100%);
  --gold-glow: 0 0 24px rgba(212, 175, 55, 0.3);

  --text-main: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  --text-gold: #f5d061;

  --color-yes: #10b981;
  --color-yes-bg: rgba(16, 185, 129, 0.15);
  --color-maybe: #f59e0b;
  --color-maybe-bg: rgba(245, 158, 11, 0.15);
  --color-no: #f43f5e;
  --color-no-bg: rgba(244, 63, 94, 0.15);

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

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.65), 0 0 1px 1px rgba(212, 175, 55, 0.2);
  --shadow-lg: 0 20px 45px -12px rgba(0, 0, 0, 0.85);
  --transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: radial-gradient(circle at 50% 0%, #0d4230 0%, #042116 45%, #02140d 100%);
  background-attachment: fixed;
  overflow-x: hidden;
  line-height: 1.55;
  padding-bottom: 84px;
}

/* Ambient backdrop lights matching gold and emerald */
body::before {
  content: '';
  position: fixed;
  top: -150px;
  right: -100px;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: 0;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(122, 17, 24, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

/* Geometric pattern border top accent */
.pattern-border-top {
  height: 6px;
  background: repeating-linear-gradient(
    45deg,
    #7a1118,
    #7a1118 10px,
    #d4af37 10px,
    #d4af37 20px,
    #0a3d2b 20px,
    #0a3d2b 30px
  );
  width: 100%;
}

/* Typography Helpers */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  letter-spacing: -0.01em;
}

.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* App Container */
.app-container {
  width: 100%;
  max-width: 580px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .app-container {
    max-width: 640px;
    padding: 0 20px;
  }
}

/* Top App Header */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(3, 24, 16, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-gold);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-monogram {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--burgundy-gradient);
  border: 1.5px solid var(--gold-400);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-300);
  font-weight: 800;
  font-size: 15px;
  font-family: var(--font-serif);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.35);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
}

.brand-sub {
  font-size: 11px;
  color: var(--gold-400);
}

.nav-right-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-pass-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-full);
  padding: 6px 12px;
  color: var(--gold-300);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.nav-pass-btn:hover, .nav-pass-btn:active {
  background: rgba(212, 175, 55, 0.25);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.3);
}

.nav-admin-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  font-size: 11px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.nav-admin-link:hover {
  color: var(--gold-300);
  border-color: var(--border-gold);
}

/* View Containers */
.view-section {
  display: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.28s ease, transform 0.28s ease;
  padding: 16px 0 28px;
}

.view-section.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   TRIBUTE HERO CARD (Featuring Portrait of Comrade Ugboaja & Image Colors)
   ========================================================================== */

.tribute-hero-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border-gold-strong);
  background: linear-gradient(180deg, #072b1d 0%, #041d13 100%);
  box-shadow: var(--shadow-card), var(--gold-glow);
  margin-bottom: 20px;
}

.tribute-ornate-header {
  background: var(--burgundy-gradient);
  border-bottom: 2px solid var(--border-gold);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.save-the-date-emblem {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #380608;
  border: 2px solid var(--gold-400);
  border-radius: 8px;
  padding: 4px 14px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.save-the-date-emblem .std-text {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--gold-300);
  text-transform: uppercase;
}

.save-the-date-emblem .std-sub {
  font-family: var(--font-serif);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: #ffffff;
  text-transform: uppercase;
  line-height: 1;
}

.tribute-header-sub {
  font-size: 11px;
  font-weight: 700;
  color: var(--gold-300);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tribute-hero-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  background: radial-gradient(circle at 50% 25%, rgba(13, 66, 48, 0.7) 0%, rgba(4, 29, 19, 0.95) 85%);
}

.portrait-frame-wrapper {
  position: relative;
  margin-bottom: 16px;
}

.portrait-photo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  object-position: 50% 12%;
  border: 4px solid var(--gold-400);
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.4), 0 10px 20px rgba(0, 0, 0, 0.6);
  display: block;
}

.portrait-candle-badge {
  position: absolute;
  bottom: -4px;
  right: -4px;
  background: var(--burgundy-gradient);
  border: 2px solid var(--gold-400);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.in-loving-memory-tag {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 6px;
}

.honoree-name {
  font-size: 23px;
  line-height: 1.25;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 4px;
  font-family: var(--font-serif);
}

.honoree-title-sub {
  font-size: 12px;
  color: var(--gold-300);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.family-announcement-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px dashed var(--border-gold);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 14px;
}

.family-announcement-box p {
  font-size: 12px;
  line-height: 1.55;
  color: #e2e8f0;
}

.date-ribbon-badge {
  background: var(--burgundy-gradient);
  border: 1.5px solid var(--gold-400);
  border-radius: var(--radius-full);
  padding: 8px 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
  margin-bottom: 10px;
}

.date-ribbon-badge span {
  font-size: 13px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.venue-location-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gold-300);
}

.family-signature-text {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 10px;
  font-style: italic;
}

/* ==========================================================================
   EVENT SELECTION CARDS
   ========================================================================== */

.section-headline {
  margin: 24px 0 14px;
  text-align: center;
}

.section-headline h2 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.section-headline p {
  font-size: 13px;
  color: var(--text-muted);
}

.event-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.event-choice-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
}

.event-choice-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  transition: var(--transition);
}

.event-choice-card.card-october::before {
  background: linear-gradient(180deg, #d4af37, #f59e0b);
}

.event-choice-card.card-november::before {
  background: linear-gradient(180deg, #7a1118, #d4af37);
}

.event-choice-card:hover, .event-choice-card:active {
  transform: translateY(-2px);
  border-color: var(--gold-400);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-lg), 0 0 22px rgba(212, 175, 55, 0.25);
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.card-month-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.35);
  border: 1.5px solid var(--gold-400);
  font-weight: 800;
  flex-shrink: 0;
}

.card-month-badge .month {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-400);
}

.card-month-badge .day {
  font-size: 19px;
  line-height: 1;
  color: #fff;
  font-family: var(--font-serif);
}

.card-header-info {
  flex: 1;
}

.event-tag {
  display: inline-block;
  font-size: 10px;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gold-300);
  background: rgba(212, 175, 55, 0.15);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-bottom: 4px;
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.event-tag.burgundy {
  color: #fca5a5;
  background: rgba(122, 17, 24, 0.35);
  border-color: rgba(248, 113, 113, 0.4);
}

.card-event-title {
  font-size: 17px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
}

.card-event-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.card-details-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.detail-item svg {
  width: 14px;
  height: 14px;
  color: var(--gold-400);
  flex-shrink: 0;
}

.card-perks-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.perk-pill {
  font-size: 11px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.2);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  color: #cbd5e1;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.perk-pill.highlight {
  border-color: var(--gold-400);
  color: var(--gold-300);
  background: rgba(212, 175, 55, 0.15);
}

.card-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.cta-link-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold-300);
  display: flex;
  align-items: center;
  gap: 6px;
}

.cta-arrow-circle {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #031810;
  transition: var(--transition);
}

.event-choice-card:hover .cta-arrow-circle {
  transform: translateX(4px);
}

/* ==========================================================================
   FORM PAGES (OCTOBER & NOVEMBER)
   ========================================================================= */

.form-view-header {
  margin-bottom: 20px;
}

.back-to-home-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 0;
  margin-bottom: 12px;
  transition: var(--transition);
}

.back-to-home-btn:hover {
  color: var(--gold-300);
}

.form-title-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
}

.badge-october {
  background: rgba(212, 175, 55, 0.2);
  border: 1px solid var(--border-gold);
  color: var(--gold-300);
}

.badge-november {
  background: var(--burgundy-gradient);
  border: 1px solid var(--gold-400);
  color: var(--gold-100);
}

.form-page-title {
  font-size: 23px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 6px;
}

.form-page-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Main Form Card */
.form-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-label {
  font-size: 13px;
  font-weight: 700;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-label .required-dot {
  color: #f87171;
  font-size: 14px;
}

.form-label .helper-tag {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-dim);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--gold-500);
  pointer-events: none;
  transition: var(--transition);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 13px 14px;
  color: #ffffff;
  font-size: 14px;
  font-family: var(--font-sans);
  transition: var(--transition);
  outline: none;
}

.input-wrapper .form-input {
  padding-left: 42px;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--border-gold-strong);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.25);
  background: rgba(5, 36, 24, 0.98);
}

.form-textarea {
  min-height: 90px;
  resize: vertical;
  line-height: 1.5;
}

/* Attending Status Radio Pills */
.attending-selector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.attending-pill-option {
  position: relative;
  cursor: pointer;
}

.attending-pill-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pill-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 8px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-subtle);
  text-align: center;
  transition: var(--transition);
}

.pill-icon {
  font-size: 20px;
  margin-bottom: 4px;
  display: inline-block;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pill-title {
  font-size: 13px;
  font-weight: 700;
  color: #e2e8f0;
}

.pill-desc {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 1px;
}

.attending-pill-option.opt-yes input:checked + .pill-card {
  background: var(--color-yes-bg);
  border-color: var(--color-yes);
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.25);
}
.attending-pill-option.opt-yes input:checked + .pill-card .pill-title {
  color: #34d399;
}

.attending-pill-option.opt-maybe input:checked + .pill-card {
  background: var(--color-maybe-bg);
  border-color: var(--color-maybe);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.25);
}
.attending-pill-option.opt-maybe input:checked + .pill-card .pill-title {
  color: #fbbf24;
}

.attending-pill-option.opt-no input:checked + .pill-card {
  background: var(--color-no-bg);
  border-color: var(--color-no);
  box-shadow: 0 0 16px rgba(244, 63, 94, 0.25);
}
.attending-pill-option.opt-no input:checked + .pill-card .pill-title {
  color: #fb7185;
}

/* Quick Note Prompts */
.quick-prompts-wrapper {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.quick-prompts-label {
  font-size: 11px;
  color: var(--text-dim);
}

.quick-prompts-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.prompt-chip {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  font-size: 11px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.prompt-chip:hover {
  background: rgba(212, 175, 55, 0.2);
  border-color: var(--gold-400);
  color: var(--gold-300);
}

/* ==========================================================================
   NOVEMBER INTERACTIVE MODULES (HOTEL & FLIGHT TO OWERRI)
   ========================================================================== */

.interactive-section-card {
  background: rgba(3, 22, 14, 0.75);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.section-icon-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.section-icon-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-icon-box {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.box-hotel {
  background: rgba(212, 175, 55, 0.2);
  border: 1px solid var(--gold-400);
  color: var(--gold-400);
}

.box-flight {
  background: var(--burgundy-gradient);
  border: 1px solid var(--gold-400);
  color: var(--gold-300);
}

.section-title-sm {
  font-size: 14px;
  font-weight: 700;
  color: #f1f5f9;
}

.section-sub-sm {
  font-size: 11px;
  color: var(--text-muted);
}

/* Switch Toggle */
.toggle-switch-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
}

.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 28px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4);
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 34px;
  border: 1px solid var(--border-gold);
}

.slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: var(--gold-300);
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

input:checked + .slider {
  background: var(--burgundy-gradient);
  border-color: var(--gold-400);
}

input:checked + .slider:before {
  transform: translateX(20px);
  background-color: #ffffff;
}

.expandable-module {
  display: none;
  flex-direction: column;
  gap: 12px;
  animation: fadeInExpand 0.3s ease forwards;
}

.expandable-module.open {
  display: flex;
}

@keyframes fadeInExpand {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Interactive Hotel Cards */
.hotel-selection-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hotel-radio-card {
  position: relative;
  cursor: pointer;
}

.hotel-radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.hotel-card-body {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.25);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: var(--transition);
}

.hotel-radio-card:hover .hotel-card-body {
  border-color: var(--gold-400);
  background: rgba(212, 175, 55, 0.08);
}

.hotel-radio-card input:checked + .hotel-card-body {
  border-color: var(--gold-400);
  background: rgba(212, 175, 55, 0.12);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.25);
}

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

.hotel-name-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hotel-select-circle {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.hotel-radio-card input:checked + .hotel-card-body .hotel-select-circle {
  border-color: var(--gold-400);
  background: var(--gold-400);
}

.hotel-select-circle::after {
  content: '✓';
  color: #031810;
  font-size: 11px;
  font-weight: 800;
  display: none;
}

.hotel-radio-card input:checked + .hotel-card-body .hotel-select-circle::after {
  display: block;
}

.hotel-name {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
}

.hotel-rating-stars {
  color: var(--gold-400);
  font-size: 11px;
}

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

.hotel-amenities-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.amenity-chip {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
}

/* Interactive Airline Selector */
.flight-destination-banner {
  background: linear-gradient(90deg, rgba(122, 17, 24, 0.4) 0%, rgba(4, 30, 20, 0.8) 100%);
  border: 1px dashed var(--gold-400);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.airport-route-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold-300);
}

.route-desc {
  font-size: 10px;
  color: #cbd5e1;
}

.airline-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (max-width: 380px) {
  .airline-cards-grid {
    grid-template-columns: 1fr;
  }
}

.airline-radio-card {
  position: relative;
  cursor: pointer;
}

.airline-radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.airline-card-inner {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.25);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: var(--transition);
  height: 100%;
}

.airline-radio-card:hover .airline-card-inner {
  border-color: var(--gold-400);
  background: rgba(212, 175, 55, 0.08);
}

.airline-radio-card input:checked + .airline-card-inner {
  border-color: var(--gold-400);
  background: rgba(122, 17, 24, 0.35);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.25);
}

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

.airline-logo-badge {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
}

.badge-united {
  background: linear-gradient(135deg, #1e3a8a, #d97706);
  color: #fff;
}
.badge-valujet {
  background: linear-gradient(135deg, #0d9488, #1e293b);
  color: #fff;
}
.badge-enugu {
  background: linear-gradient(135deg, #059669, #064e3b);
  color: #fff;
}
.badge-ibom {
  background: linear-gradient(135deg, #e11d48, #fb923c);
  color: #fff;
}

.airline-check {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  transition: var(--transition);
}

.airline-radio-card input:checked + .airline-card-inner .airline-check {
  background: var(--gold-400);
  border-color: var(--gold-400);
  color: #031810;
}

.airline-radio-card input:checked + .airline-card-inner .airline-check::after {
  content: '✓';
  font-weight: 800;
}

.airline-name {
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}

.airline-perk {
  font-size: 10px;
  color: var(--text-muted);
}

.flight-detail-fields {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(0, 0, 0, 0.3);
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(212, 175, 55, 0.15);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.checkbox-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold-500);
  cursor: pointer;
}

.checkbox-row span {
  font-size: 12px;
  color: #e2e8f0;
}

/* Submit Button */
.btn-submit-rsvp {
  width: 100%;
  background: var(--gold-gradient);
  color: #031810;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 16px 20px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 10px 25px -5px rgba(212, 175, 55, 0.4);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-submit-rsvp::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: skewX(-20deg);
  transition: 0.75s;
}

.btn-submit-rsvp:hover::after {
  left: 140%;
}

.btn-submit-rsvp:hover, .btn-submit-rsvp:active {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px -5px rgba(212, 175, 55, 0.6);
}

.btn-submit-rsvp:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ==========================================================================
   DIGITAL RSVP PASS
   ========================================================================== */

.pass-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 10px 0;
}

.pass-ticket-card {
  position: relative;
  background: linear-gradient(145deg, #093926 0%, #031810 100%);
  border: 2px solid var(--gold-400);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), var(--gold-glow);
  overflow: hidden;
}

.pass-ticket-header {
  padding: 20px;
  border-bottom: 1.5px dashed var(--gold-400);
  position: relative;
  background: var(--burgundy-gradient);
}

.pass-ticket-header::before, .pass-ticket-header::after {
  content: '';
  position: absolute;
  bottom: -12px;
  width: 24px;
  height: 24px;
  background: var(--bg-primary);
  border-radius: 50%;
  z-index: 2;
}

.pass-ticket-header::before {
  left: -12px;
  border-right: 2px solid var(--gold-400);
}

.pass-ticket-header::after {
  right: -12px;
  border-left: 2px solid var(--gold-400);
}

.pass-vip-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--gold-400);
  color: var(--gold-300);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.pass-guest-name {
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 4px;
}

.pass-event-badge {
  font-size: 13px;
  color: var(--gold-300);
}

.pass-ticket-body {
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pass-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  background: rgba(0, 0, 0, 0.35);
  padding: 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.meta-field {
  display: flex;
  flex-direction: column;
}

.meta-field .label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.meta-field .val {
  font-size: 13px;
  font-weight: 700;
  color: #e2e8f0;
}

.pass-qr-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  background: #ffffff;
  border-radius: var(--radius-md);
  margin: 4px auto 0;
  max-width: 220px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

.qr-scan-text {
  font-size: 10px;
  font-weight: 700;
  color: #031810;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pass-actions-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pass-action-btn {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid var(--border-gold);
  background: var(--bg-card);
  color: #f1f5f9;
}

.pass-action-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--gold-400);
}

.pass-action-btn.btn-whatsapp {
  background: #128c7e;
  border-color: #25d366;
  color: #ffffff;
}

.pass-action-btn.btn-whatsapp:hover {
  background: #075e54;
}

.pass-action-btn.btn-calendar {
  background: rgba(212, 175, 55, 0.2);
  border-color: var(--gold-400);
  color: var(--gold-300);
}

/* ==========================================================================
   MOBILE BOTTOM NAVIGATION BAR
   ========================================================================== */

.bottom-nav-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 68px;
  background: rgba(3, 24, 16, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1.5px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 6px 12px 10px;
  z-index: 50;
  max-width: 640px;
  margin: 0 auto;
}

@media (min-width: 640px) {
  .bottom-nav-bar {
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.5);
  }
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 11px;
  font-weight: 600;
  transition: var(--transition);
  position: relative;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
}

.bottom-nav-item svg {
  width: 20px;
  height: 20px;
  transition: var(--transition);
}

.bottom-nav-item.active {
  color: var(--gold-300);
}

.bottom-nav-item.active svg {
  transform: translateY(-2px);
  filter: drop-shadow(0 0 6px rgba(212, 175, 55, 0.6));
}

.bottom-nav-item.active::after {
  content: '';
  position: absolute;
  top: 0;
  width: 16px;
  height: 3px;
  background: var(--gold-400);
  border-radius: var(--radius-full);
}

/* Toast */
.toast-notice {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  background: #072b1d;
  border: 1.5px solid var(--gold-400);
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow-lg), 0 0 20px rgba(0,0,0,0.5);
  z-index: 100;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s;
  opacity: 0;
  pointer-events: none;
}

.toast-notice.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-notice.toast-success {
  border-color: var(--color-yes);
  background: rgba(16, 185, 129, 0.95);
  color: #ffffff;
}

.toast-notice.toast-error {
  border-color: var(--color-no);
  background: rgba(244, 63, 94, 0.95);
  color: #ffffff;
}