/**
 * Q-DASH Invitation & Celebration Cards Digital Studio (Platform V3)
 * Core CSS Tokens, Layouts, Distinct Section Headers, Theme Swatches & Rich Cards
 * Strictly Scoped to .invite3
 */

:root {
  --inv-navy: #0b1528;
  --inv-navy-deep: #060c18;
  --inv-navy-card: #121e36;
  --inv-navy-border: #1e2f50;
  --inv-orange: #f26522;
  --inv-orange-hover: #d95315;
  --inv-orange-light: #ffefe6;
  --inv-gold: #d4af37;
  --inv-gold-light: #f7e8aa;
  --inv-gold-dark: #aa820a;
  --inv-gold-bg: rgba(212, 175, 55, 0.12);
  --inv-cream: #faf7f2;
  --inv-alabaster: #f3ede2;
  --inv-white: #ffffff;
  --inv-text-dark: #0f172a;
  --inv-text-muted: #475569;
  --inv-text-light: #f8fafc;
  --inv-text-dim: #94a3b8;
  --inv-maroon: #8a1538;
  --inv-emerald: #0d3827;
  --inv-radius-sm: 8px;
  --inv-radius-md: 14px;
  --inv-radius-lg: 20px;
  --inv-radius-xl: 30px;
  --inv-shadow-soft: 0 10px 28px rgba(11, 21, 40, 0.08);
  --inv-shadow-elevated: 0 18px 45px rgba(11, 21, 40, 0.14);
  --inv-shadow-gold: 0 14px 40px rgba(212, 175, 55, 0.25);
  --inv-shadow-navy: 0 20px 50px rgba(6, 12, 24, 0.45);
  --inv-transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.invite3 {
  font-family: inherit;
  color: var(--inv-text-dark);
  background-color: var(--inv-cream);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Accessibility & Focus */
.invite3 a:focus-visible,
.invite3 button:focus-visible,
.invite3 input:focus-visible,
.invite3 select:focus-visible,
.invite3 textarea:focus-visible {
  outline: 3px solid var(--inv-gold);
  outline-offset: 3px;
}

/* Container */
.invite3-container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

.invite3-container-wide {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Header Decoration */
.invite3-section-header {
  text-align: center;
  margin-bottom: clamp(36px, 5vw, 54px);
  position: relative;
}

.invite3-section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.18) 0%, rgba(242, 101, 34, 0.12) 100%);
  color: var(--inv-gold-dark);
  border: 1px solid rgba(212, 175, 55, 0.4);
  margin-bottom: 14px;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.12);
}

.invite3-sec-dark .invite3-section-badge {
  background: rgba(212, 175, 55, 0.2);
  color: var(--inv-gold-light);
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.invite3-title-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 14px auto 16px auto;
  width: 160px;
}

.invite3-title-divider::before,
.invite3-title-divider::after {
  content: '';
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--inv-gold), transparent);
}

.invite3-title-divider span {
  color: var(--inv-orange);
  font-size: 0.95rem;
}

/* Typography Scale */
.invite3-h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 16px 0;
  color: var(--inv-navy);
}

.invite3-h2 {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 900;
  line-height: 1.25;
  margin: 0 0 8px 0;
  color: var(--inv-navy);
  letter-spacing: -0.01em;
}

.invite3-h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 10px 0;
  color: var(--inv-navy);
}

.invite3-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.22rem);
  color: var(--inv-text-muted);
  max-width: 820px;
  margin: 0 auto;
  line-height: 1.75;
}

/* Section Rhythm / Theme Variants */
.invite3-sec {
  padding: clamp(65px, 8vw, 110px) 0;
  position: relative;
}

.invite3-sec-light {
  background-color: var(--inv-cream);
  color: var(--inv-text-dark);
}

.invite3-sec-white {
  background: linear-gradient(180deg, #ffffff 0%, #fdfbf7 100%);
  color: var(--inv-text-dark);
}

.invite3-sec-alabaster {
  background: linear-gradient(180deg, var(--inv-alabaster) 0%, #ebe4d5 100%);
  color: var(--inv-text-dark);
}

.invite3-sec-dark {
  background: radial-gradient(circle at 80% 20%, #152442 0%, var(--inv-navy) 60%, var(--inv-navy-deep) 100%);
  color: var(--inv-text-light);
}

.invite3-sec-dark .invite3-h2,
.invite3-sec-dark .invite3-h3 {
  color: var(--inv-white);
}

.invite3-sec-dark .invite3-lead {
  color: var(--inv-text-dim);
}

/* Atmospheric Hero Stage Entrance */
.invite3-sec-hero {
  background: 
    radial-gradient(ellipse at 80% 0%, rgba(212, 175, 55, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 100%, rgba(242, 101, 34, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 50% 10%, #172a50 0%, #0b1528 55%, #060c18 100%);
  color: var(--inv-text-light);
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
  position: relative;
  overflow: hidden;
}

.invite3-sec-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(212, 175, 55, 0.22) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.45;
  pointer-events: none;
}

.invite3-sec-hero .invite3-h1 {
  color: #ffffff;
}

.invite3-sec-hero .invite3-lead {
  color: #cbd5e1;
}

.invite3-hero-features {
  display: flex;
  gap: 20px;
  font-size: 0.88rem;
  color: #94a3b8;
  font-weight: 600;
  flex-wrap: wrap;
}

.invite3-hero-features span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.06);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(212, 175, 55, 0.2);
}

/* Accents */
.invite3-gold-text {
  background: linear-gradient(135deg, #d4af37 0%, #f7e8aa 50%, #aa820a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.invite3-orange-text {
  color: var(--inv-orange);
}

/* Action Buttons */
.invite3-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 36px;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--inv-orange) 0%, #ff7e3e 100%);
  color: var(--inv-white) !important;
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(242, 101, 34, 0.35);
  transition: var(--inv-transition);
}

.invite3-btn-primary:hover {
  background: linear-gradient(135deg, #e05412 0%, var(--inv-orange) 100%);
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(242, 101, 34, 0.45);
}

.invite3-btn-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 50px;
  background: #25d366;
  color: var(--inv-white) !important;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.28);
  transition: var(--inv-transition);
}

.invite3-btn-wa:hover {
  background: #1eb956;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
}

/* Filter Pill Buttons */
.invite3-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 50px;
  background: var(--inv-white);
  color: var(--inv-navy);
  font-weight: 700;
  font-size: 0.92rem;
  border: 1.5px solid rgba(11, 21, 40, 0.15);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
  transition: var(--inv-transition);
}

.invite3-filter-btn:hover {
  border-color: var(--inv-gold);
  color: var(--inv-gold-dark);
  transform: translateY(-2px);
}

.invite3-filter-btn.active {
  background: linear-gradient(135deg, var(--inv-navy) 0%, #172a50 100%);
  color: var(--inv-gold-light) !important;
  border-color: var(--inv-gold);
  box-shadow: 0 6px 18px rgba(11, 21, 40, 0.25);
}

/* Customizer Theme Swatch Buttons */
.invite3-theme-swatches {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.invite3-theme-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--inv-transition);
  border: 2px solid transparent;
}

.invite3-theme-btn[data-cust-theme="navy"] {
  background: #0b1528;
  color: #f3df89;
  border-color: rgba(212, 175, 55, 0.4);
}

.invite3-theme-btn[data-cust-theme="maroon"] {
  background: #8a1538;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

.invite3-theme-btn[data-cust-theme="emerald"] {
  background: #0d3827;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

.invite3-theme-btn[data-cust-theme="cream"] {
  background: #faf7f2;
  color: #0b1528;
  border-color: #d4af37;
}

.invite3-theme-btn.active {
  transform: scale(1.06);
  box-shadow: 0 0 0 4px rgba(242, 101, 34, 0.4), 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Before / After Toggle Buttons */
.invite3-ba-btn {
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 800;
  font-size: 0.92rem;
  cursor: pointer;
  transition: var(--inv-transition);
  border: 2px solid transparent;
}

.invite3-ba-btn[data-ba-toggle="before"] {
  background: #64748b;
  color: #ffffff;
}

.invite3-ba-btn[data-ba-toggle="after"] {
  background: linear-gradient(135deg, var(--inv-orange) 0%, #ff7e3e 100%);
  color: #ffffff;
}

.invite3-ba-btn.active {
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.45);
  transform: scale(1.05);
}

/* Category Rich Cards */
.invite3-cat-card {
  background: var(--inv-white);
  border-radius: var(--inv-radius-lg);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-top: 4px solid var(--inv-gold);
  box-shadow: var(--inv-shadow-soft);
  padding: 28px 22px;
  transition: var(--inv-transition);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
}

.invite3-cat-card:nth-child(even) {
  border-top-color: var(--inv-orange);
}

.invite3-cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--inv-shadow-elevated), 0 0 25px rgba(212, 175, 55, 0.15);
  border-color: var(--inv-gold);
}

.invite3-cat-icon-bubble {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.14) 0%, rgba(242, 101, 34, 0.1) 100%);
  border: 1px solid rgba(212, 175, 55, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 18px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
  transition: var(--inv-transition);
}

.invite3-cat-card:hover .invite3-cat-icon-bubble {
  transform: scale(1.1) rotate(5deg);
  background: linear-gradient(135deg, var(--inv-gold) 0%, #f3df89 100%);
}

.invite3-cat-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--inv-navy);
  margin: 0 0 8px 0;
}

.invite3-cat-card p {
  font-size: 0.88rem;
  color: var(--inv-text-muted);
  line-height: 1.65;
  margin: 0;
}

/* Deliverable Format Rich Cards */
.invite3-format-card {
  background: var(--inv-white);
  border-radius: var(--inv-radius-lg);
  border: 1px solid rgba(212, 175, 55, 0.3);
  box-shadow: var(--inv-shadow-soft);
  padding: 32px 26px;
  transition: var(--inv-transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.invite3-format-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--inv-shadow-elevated);
  border-color: var(--inv-gold);
}

.invite3-format-badge {
  position: absolute;
  top: 18px;
  inset-inline-end: 18px;
  background: rgba(11, 21, 40, 0.06);
  color: var(--inv-navy);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid rgba(11, 21, 40, 0.12);
}

.invite3-format-card:hover .invite3-format-badge {
  background: var(--inv-orange);
  color: #fff;
  border-color: var(--inv-orange);
}

/* Grids */
.invite3-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.invite3-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.invite3-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* Card Foundations */
.invite3-card {
  background: var(--inv-white);
  border-radius: var(--inv-radius-lg);
  border: 1px solid rgba(212, 175, 55, 0.25);
  box-shadow: var(--inv-shadow-soft);
  padding: clamp(22px, 3vw, 36px);
  transition: var(--inv-transition);
  position: relative;
  overflow: hidden;
}

.invite3-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--inv-shadow-elevated);
  border-color: var(--inv-gold);
}

/* Image Visual Frames */
.invite3-img-frame {
  position: relative;
  border-radius: var(--inv-radius-lg);
  overflow: hidden;
  box-shadow: var(--inv-shadow-elevated);
  background: #e2d9cc;
}

.invite3-img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.invite3-img-frame:hover img {
  transform: scale(1.04);
}

.invite3-img-badge {
  position: absolute;
  top: 16px;
  inset-inline-start: 16px;
  background: rgba(11, 21, 40, 0.85);
  backdrop-filter: blur(10px);
  color: var(--inv-gold-light);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid rgba(212, 175, 55, 0.4);
  z-index: 2;
}

/* Video / Reel Showcase Phones */
.invite3-reel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.invite3-reel-phone {
  background: #0f192c;
  border: 8px solid #233454;
  border-radius: 40px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(212, 175, 55, 0.3);
  position: relative;
  aspect-ratio: 9 / 16;
  display: flex;
  flex-direction: column;
}

.invite3-reel-phone-notch {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 16px;
  background: #233454;
  border-radius: 12px;
  z-index: 5;
}

.invite3-reel-media {
  width: 100%;
  height: 100%;
  position: relative;
  background: #060c18;
}

.invite3-reel-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.invite3-reel-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 18px;
  background: linear-gradient(to top, rgba(6, 12, 24, 0.95) 0%, rgba(6, 12, 24, 0.4) 60%, transparent 100%);
  color: #fff;
  z-index: 4;
}

.invite3-reel-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(242, 101, 34, 0.9);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  border: 2px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  transition: var(--inv-transition);
  z-index: 3;
}

.invite3-reel-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background: var(--inv-orange);
}

/* Lightbox Modal */
.invite3-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(6, 12, 24, 0.92);
  backdrop-filter: blur(12px);
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.invite3-lightbox.active {
  display: flex;
}

.invite3-lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 16px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8);
  border: 2px solid rgba(212, 175, 55, 0.4);
}

.invite3-lightbox-close {
  position: absolute;
  top: 24px;
  inset-inline-end: 28px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 1.8rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--inv-transition);
}

.invite3-lightbox-close:hover {
  background: var(--inv-orange);
  transform: rotate(90deg);
}

/* Mobile & Tablet Responsive */
@media (max-width: 1024px) {
  .invite3-grid-3,
  .invite3-reel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .invite3-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .invite3-grid-2,
  .invite3-grid-3,
  .invite3-grid-4,
  .invite3-reel-grid {
    grid-template-columns: 1fr;
  }
  .invite3-sec {
    padding: 50px 0;
  }
  .invite3-btn-primary,
  .invite3-btn-wa {
    width: 100%;
  }
}

/* Reduced Motion Mode */
@media (prefers-reduced-motion: reduce) {
  .invite3 *,
  .invite3 *::before,
  .invite3 *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}