/* ==========================================================================
   E-TECH EXPO 2026 — PREMIUM DIGITAL INVITATION WEBSITE
   Custom Styles & Cinematic Animation Effects
   ========================================================================== */

:root {
  --color-primary: #0066FF;
  --color-primary-hover: #0052CC;
  --color-accent: #00F0FF;
  --color-navy: #0A192F;
  --color-navy-dark: #071120;
  --color-slate-900: #0F172A;
  --color-slate-700: #334155;
  --color-slate-500: #64748B;
  --color-slate-100: #F1F5F9;
  --color-bg-light: #F8FAFC;
  --color-card-bg: #FFFFFF;
  --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-card: 18px;
  --radius-btn: 14px;
  --shadow-card: 0 10px 30px -5px rgba(10, 25, 47, 0.08), 0 4px 12px -2px rgba(0, 102, 255, 0.05);
  --shadow-hover: 0 20px 40px -8px rgba(0, 102, 255, 0.16), 0 8px 16px -4px rgba(10, 25, 47, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-light);
  color: var(--color-slate-900);
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  line-height: 1.6;
}

/* Background Cyber-Mesh Canvas */
#circuitCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 92;
  transition: z-index 0.3s;
}

body.invitation-revealed #circuitCanvas {
  z-index: 1;
}

/* Ambient Radial Lighting */
.bg-ambient-glow {
  position: fixed;
  top: -20vh;
  left: 50%;
  transform: translateX(-50%);
  width: 120vw;
  height: 100vh;
  background: radial-gradient(circle at 50% 30%, rgba(0, 102, 255, 0.08) 0%, rgba(0, 240, 255, 0.04) 45%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

/* Floating Technology Mesh Grid */
.bg-grid-pattern {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(0, 102, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 102, 255, 0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* App Container */
.app-container {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all 0.3s ease;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo-img {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.brand-organizer-divider {
  width: 1px;
  height: 28px;
  background: rgba(203, 213, 225, 0.8);
}

.organizer-logo-img {
  height: 26px;
  width: auto;
  object-fit: contain;
}

/* Language Selector */
.lang-selector {
  display: flex;
  align-items: center;
  background: rgba(241, 245, 249, 0.9);
  padding: 3px;
  border-radius: 10px;
  border: 1px solid rgba(226, 232, 240, 0.9);
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--color-slate-500);
  font-family: inherit;
  font-weight: 700;
  font-size: 12.5px;
  padding: 6px 12px;
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.lang-btn:hover {
  color: var(--color-slate-900);
}

.lang-btn.active {
  background: #FFFFFF;
  color: var(--color-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   ENVELOPE / OPENING SCREEN
   ========================================================================== */
.opening-screen {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: radial-gradient(circle at 50% 35%, #0B192E 0%, #071120 70%, #040914 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
}

.opening-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.envelope-wrapper {
  perspective: 1200px;
  width: 100%;
  max-width: 580px;
  position: relative;
  z-index: 95;
}

.envelope-card {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.92) 0%, rgba(30, 41, 59, 0.96) 100%);
  border: 1px solid rgba(0, 102, 255, 0.35);
  border-radius: 24px;
  padding: 44px 36px;
  text-align: center;
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.6), 0 0 50px rgba(0, 102, 255, 0.2);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.envelope-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #0066FF, #00F0FF, #0066FF);
}

/* Animated Golden Hologram Seal */
.envelope-seal {
  width: 84px;
  height: 84px;
  margin: 0 auto 24px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.seal-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px dashed rgba(0, 240, 255, 0.5);
  animation: rotateRing 20s linear infinite;
}

.seal-inner {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: radial-gradient(circle, #0066FF 0%, #003399 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 24px rgba(0, 240, 255, 0.6);
  color: #FFFFFF;
}

@keyframes rotateRing {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.envelope-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 20px;
  background: rgba(0, 240, 255, 0.15);
  border: 1px solid rgba(0, 240, 255, 0.6);
  color: #00F0FF;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 22px;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.envelope-greeting {
  font-size: 28px;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 12px;
  line-height: 1.3;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.envelope-company-badge {
  display: inline-block;
  color: #CBD5E1;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 20px;
}

.envelope-event-title {
  font-size: 26px;
  font-weight: 900;
  color: #FFFFFF;
  letter-spacing: 1px;
  margin-bottom: 6px;
  text-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.envelope-subtitle {
  color: #38BDF8;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.8px;
  margin-bottom: 22px;
  text-shadow: 0 0 12px rgba(56, 189, 248, 0.5);
  opacity: 1 !important;
}

.envelope-event-dates {
  color: #00F0FF;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

/* Open Invitation Button */
.btn-open-invitation {
  background: linear-gradient(135deg, #0066FF 0%, #00F0FF 100%);
  color: #FFFFFF;
  font-family: inherit;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 1px;
  border: none;
  border-radius: 14px;
  padding: 18px 38px;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0, 102, 255, 0.5), 0 0 35px rgba(0, 240, 255, 0.4);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.btn-open-invitation::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(60deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
  transform: rotate(25deg);
  animation: buttonShine 4s ease-in-out infinite;
}

@keyframes buttonShine {
  0% { transform: translateX(-100%) rotate(25deg); }
  25%, 100% { transform: translateX(100%) rotate(25deg); }
}

.btn-open-invitation:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 15px 35px rgba(0, 102, 255, 0.7), 0 0 45px rgba(0, 240, 255, 0.6);
}

.btn-open-invitation:active {
  transform: translateY(0) scale(0.99);
}

.envelope-hint {
  margin-top: 18px;
  font-size: 13px;
  color: #94A3B8;
  font-weight: 500;
}

/* ==========================================================================
   MAIN INVITATION HERO SECTION
   ========================================================================== */
.hero-invitation-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 30px 20px 20px;
  width: 100%;
}

.main-invitation-card {
  background: #FFFFFF;
  border-radius: var(--radius-card);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: var(--shadow-card);
  padding: 40px 36px 32px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease-out, box-shadow 0.3s ease;
}

.card-top-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #0066FF 0%, #00C8FF 100%);
}

/* Top Badge & Organizer Tag */
.invitation-top-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.anniversary-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(0, 102, 255, 0.08);
  border: 1px solid rgba(0, 102, 255, 0.2);
  color: var(--color-primary);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
}

.greeting-company {
  font-size: 14px;
  color: #475569;
  font-weight: 600;
}

.organizer-stamp {
  font-size: 12px;
  color: #475569;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Main Titles & Letter Body Spacing */
.invitation-main-heading {
  font-size: 34px;
  font-weight: 900;
  color: #0F172A;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-top: 10px;
  margin-bottom: 12px;
}

.invitation-subtitle {
  font-size: 17px;
  font-weight: 700;
  color: #0066FF;
  margin-bottom: 20px;
  line-height: 1.45;
}

.invitation-letter-body {
  font-size: 15.5px;
  color: #334155;
  line-height: 1.65;
  background: #F8FAFC;
  border-left: 4px solid #0066FF;
  border-radius: 0 12px 12px 0;
  padding: 16px 20px;
  margin-top: 10px;
  margin-bottom: 32px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

/* Event Quick Details 3 Side-by-Side Sub-Layer Cards */
.event-quick-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  background: transparent;
  padding: 0;
  margin-bottom: 30px;
}

@media (max-width: 768px) {
  .event-quick-info {
    grid-template-columns: 1fr;
  }
}

.quick-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #FFFFFF;
  border: 1.5px solid #CBD5E1;
  border-radius: var(--radius-btn);
  padding: 16px 18px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.quick-info-item:hover {
  transform: translateY(-2px);
  border-color: #0066FF;
  box-shadow: 0 8px 20px -2px rgba(0, 102, 255, 0.12);
}

.quick-info-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(0, 102, 255, 0.1);
  color: #0066FF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.quick-info-label {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  color: #64748B;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.quick-info-val {
  font-size: 13.5px;
  font-weight: 800;
  color: #0F172A;
  line-height: 1.35;
}

/* ==========================================================================
   THE 4 MAIN ACTION BUTTONS (Grid Sub-layers: 2 columns / side by side)
   ========================================================================== */
.four-action-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

@media (max-width: 640px) {
  .four-action-buttons {
    grid-template-columns: 1fr;
  }
}

.action-card-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FFFFFF;
  border: 1.5px solid #CBD5E1;
  border-radius: var(--radius-btn);
  padding: 18px 20px;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.action-card-btn:hover {
  transform: translateY(-3px);
  border-color: #0066FF;
  box-shadow: 0 14px 28px -4px rgba(0, 102, 255, 0.18), 0 4px 10px rgba(15, 23, 42, 0.05);
  background: #FFFFFF;
}

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

.action-card-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.action-icon-circle {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0066FF 0%, #0052CC 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.action-card-btn:hover .action-icon-circle {
  transform: scale(1.08);
  box-shadow: 0 6px 18px rgba(0, 102, 255, 0.45);
}

.action-card-text {
  text-align: left;
}

.action-card-title {
  font-size: 15.5px;
  font-weight: 800;
  color: #0F172A;
  line-height: 1.3;
  margin-bottom: 3px;
  transition: color 0.2s ease;
}

.action-card-btn:hover .action-card-title {
  color: #0066FF;
}

.action-card-subtitle {
  font-size: 12.5px;
  color: #475569;
  font-weight: 600;
  line-height: 1.35;
}

.action-card-arrow {
  color: #0066FF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease, color 0.25s ease;
  margin-left: 10px;
}

.action-card-btn:hover .action-card-arrow {
  transform: translateX(4px);
  color: var(--color-primary);
}

/* ==========================================================================
   SECONDARY ACTION BUTTONS (3 Compact Actions)
   ========================================================================== */
.secondary-actions-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
}

.btn-secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-slate-100);
  border: 1px solid rgba(203, 213, 225, 0.8);
  border-radius: 10px;
  padding: 10px 14px;
  color: var(--color-slate-700);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary-action:hover {
  background: #FFFFFF;
  color: var(--color-primary);
  border-color: rgba(0, 102, 255, 0.4);
  box-shadow: 0 4px 10px rgba(0, 102, 255, 0.08);
}

/* ==========================================================================
   EVENT COUNTDOWN BAR
   ========================================================================== */
.countdown-section {
  max-width: 900px;
  margin: 16px auto;
  padding: 0 20px;
  width: 100%;
}

.countdown-box {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.98) 100%);
  border-radius: 14px;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  color: #FFFFFF;
  border: 1px solid rgba(0, 102, 255, 0.3);
  box-shadow: 0 8px 20px rgba(10, 25, 47, 0.15);
}

.countdown-title {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #00F0FF;
  display: flex;
  align-items: center;
  gap: 8px;
}

.countdown-digits-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.digit-num {
  font-size: 24px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: #FFFFFF;
}

.digit-lbl {
  font-size: 10px;
  font-weight: 600;
  color: #94A3B8;
  text-transform: uppercase;
  margin-top: 4px;
}

.digit-separator {
  font-size: 20px;
  font-weight: 800;
  color: rgba(0, 240, 255, 0.5);
  margin-bottom: 12px;
}

/* ==========================================================================
   SMOOTH MOUSE SCROLL DOWN INDICATOR ("animatsiyali pastga tushib ketadigan")
   ========================================================================== */
.scroll-indicator-wrap {
  text-align: center;
  padding: 24px 0 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-slate-500);
  transition: color 0.2s ease;
}

.scroll-indicator-wrap:hover {
  color: var(--color-primary);
}

.scroll-text {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.mouse-icon {
  width: 22px;
  height: 36px;
  border-radius: 12px;
  border: 2px solid currentColor;
  position: relative;
  display: flex;
  justify-content: center;
}

.mouse-wheel {
  width: 4px;
  height: 8px;
  background-color: currentColor;
  border-radius: 2px;
  position: absolute;
  top: 6px;
  animation: wheelScroll 2s ease-in-out infinite;
}

@keyframes wheelScroll {
  0% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(12px); opacity: 0.2; }
  100% { transform: translateY(0); opacity: 1; }
}

/* ==========================================================================
   AUDIO PLAYER FLOATING CONTROLLER
   ========================================================================== */
.audio-floating-player {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 45;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 30px;
  padding: 6px 14px 6px 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 25px -4px rgba(15, 23, 42, 0.12), 0 0 15px rgba(0, 102, 255, 0.08);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.audio-btn-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, background 0.2s ease;
}

.audio-btn-circle:hover {
  transform: scale(1.08);
  background: var(--color-primary-hover);
}

/* Equalizer Bars */
.sound-equalizer {
  display: flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 18px;
}

.sound-bar {
  width: 3px;
  background-color: var(--color-primary);
  border-radius: 2px;
  height: 4px;
  transition: height 0.2s ease;
}

.audio-floating-player.playing .sound-bar:nth-child(1) { animation: soundWave 1.2s ease-in-out infinite 0.1s; }
.audio-floating-player.playing .sound-bar:nth-child(2) { animation: soundWave 1.2s ease-in-out infinite 0.4s; }
.audio-floating-player.playing .sound-bar:nth-child(3) { animation: soundWave 1.2s ease-in-out infinite 0.2s; }
.audio-floating-player.playing .sound-bar:nth-child(4) { animation: soundWave 1.2s ease-in-out infinite 0.5s; }

@keyframes soundWave {
  0%, 100% { height: 4px; }
  50% { height: 18px; }
}

.volume-slider-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}

.volume-range-input {
  width: 65px;
  accent-color: var(--color-primary);
  cursor: pointer;
  height: 4px;
}

/* ==========================================================================
   DETAILS SECTIONS (Profile, Schedule, Photos, Stats, Venue)
   ========================================================================== */
.details-section-wrap {
  max-width: 1000px;
  margin: 30px auto;
  padding: 0 20px 40px;
}

.details-card, 
.sector-item, 
.stat-box, 
.gallery-img-card, 
.organizer-card,
.action-card-btn,
.quick-info-item {
  opacity: 1 !important;
  transform: none !important;
}

.details-card {
  background: #FFFFFF;
  border-radius: var(--radius-card);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: var(--shadow-card);
  padding: 36px 32px;
  margin-bottom: 24px;
}

.section-headline {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-slate-900);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-subtext {
  font-size: 14px;
  color: var(--color-slate-500);
  margin-bottom: 24px;
}

/* Sectors Grid */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.sector-item {
  padding: 18px;
  border-radius: 12px;
  background: var(--color-slate-100);
  border: 1px solid rgba(226, 232, 240, 0.8);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.sector-item:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 102, 255, 0.4);
}

.sector-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--color-slate-900);
  margin-bottom: 6px;
}

.sector-desc {
  font-size: 12.5px;
  color: var(--color-slate-500);
  line-height: 1.4;
}

/* Stats Counter Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
}

.stat-box {
  background: linear-gradient(135deg, #0A192F 0%, #1E293B 100%);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  color: #FFFFFF;
  border: 1px solid rgba(0, 102, 255, 0.25);
}

.stat-number {
  font-size: 28px;
  font-weight: 900;
  color: #00F0FF;
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 11.5px;
  font-weight: 600;
  color: #94A3B8;
}

/* Photos Gallery Preview (6 Balanced Centered Cards) */
.photo-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.gallery-img-card {
  border-radius: 14px;
  overflow: hidden;
  height: 205px;
  position: relative;
  box-shadow: 0 4px 14px rgba(10, 37, 64, 0.08);
  border: 1px solid rgba(226, 232, 240, 0.9);
  background: #F1F5F9;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.gallery-img-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 102, 255, 0.18);
  border-color: rgba(0, 102, 255, 0.4);
}

.gallery-img-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-img-card:hover img {
  transform: scale(1.06);
}

@media (max-width: 860px) {
  .photo-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .gallery-img-card {
    height: 190px;
  }
}

@media (max-width: 520px) {
  .photo-gallery-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .gallery-img-card {
    height: 215px;
  }
}

/* Working Hours Table */
.schedule-table-wrap {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
}

.schedule-table-wrap th, 
.schedule-table-wrap td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.schedule-table-wrap th {
  font-size: 12px;
  font-weight: 800;
  color: var(--color-slate-500);
  text-transform: uppercase;
}

.schedule-table-wrap td {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-slate-900);
}

/* Organizers Grid */
.organizers-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.organizer-card {
  padding: 20px;
  background: var(--color-slate-100);
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ==========================================================================
   MODAL WINDOWS (Personalization & Sharing)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: #FFFFFF;
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 520px;
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  font-size: 20px;
  color: var(--color-slate-500);
  cursor: pointer;
}

.form-group {
  margin-bottom: 16px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--color-slate-700);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #CBD5E1;
  border-radius: 10px;
  font-family: inherit;
  font-size: 14px;
  color: var(--color-slate-900);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}

/* Toast Message */
.toast-notice {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-slate-900);
  color: #FFFFFF;
  padding: 10px 20px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: #0A192F;
  color: #94A3B8;
  padding: 40px 20px 30px;
  margin-top: auto;
  border-top: 1px solid rgba(0, 102, 255, 0.2);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.footer-logos {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

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

/* Mobile Adjustments */
@media (max-width: 640px) {
  .header-inner {
    padding: 10px 14px;
  }
  
  .brand-logo-img {
    height: 34px;
  }
  
  .organizer-logo-img {
    height: 20px;
  }

  .main-invitation-card {
    padding: 28px 18px 22px;
  }

  .invitation-main-heading {
    font-size: 24px;
  }

  .action-card-btn {
    padding: 14px 14px;
  }

  .action-icon-circle {
    width: 42px;
    height: 42px;
  }

  .action-card-title {
    font-size: 15px;
  }

  .action-card-subtitle {
    font-size: 12px;
  }

  .envelope-card {
    padding: 30px 20px;
  }

  .audio-floating-player {
    bottom: 16px;
    right: 16px;
    padding: 4px 10px 4px 6px;
  }
}

/* ==========================================================================
   OFFSCREEN PDF EXPORT TEMPLATE STYLING
   ========================================================================== */
.pdf-export-template {
  position: absolute;
  left: -9999px;
  top: 0;
  width: 794px;
  min-height: 1123px;
  background: #FFFFFF;
  box-sizing: border-box;
  font-family: 'Plus Jakarta Sans', Arial, -apple-system, sans-serif;
  color: #0F172A;
  padding: 0;
  margin: 0;
  z-index: -1000;
  overflow: hidden;
}

.pdf-tpl-topbar {
  height: 8px;
  background: linear-gradient(90deg, #0066FF 0%, #00F0FF 100%);
}

.pdf-tpl-inner {
  padding: 34px 42px;
  border: 1px solid #CBD5E1;
  margin: 12px;
  border-radius: 8px;
  min-height: 1080px;
  box-sizing: border-box;
  position: relative;
  background: radial-gradient(circle at 50% 12%, rgba(0, 102, 255, 0.03) 0%, transparent 65%);
}

.pdf-tpl-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.pdf-tpl-logo-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.pdf-tpl-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.pdf-tpl-badge-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.pdf-tpl-uzel-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.pdf-tpl-ribbon {
  text-align: center;
  margin-bottom: 12px;
}

.pdf-tpl-ribbon span {
  display: inline-block;
  background: #F0F6FF;
  border: 1px solid #BFDBFE;
  color: #0066FF;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 5px 16px;
  border-radius: 20px;
  text-transform: uppercase;
}

.pdf-tpl-doc-type {
  text-align: center;
  font-size: 17px;
  font-weight: 800;
  color: #0F172A;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.pdf-tpl-event-name {
  text-align: center;
  font-size: 28px;
  font-weight: 900;
  color: #0066FF;
  line-height: 1.15;
  margin-bottom: 6px;
}

.pdf-tpl-event-sub {
  text-align: center;
  font-size: 12.5px;
  font-weight: 600;
  color: #64748B;
  line-height: 1.4;
  max-width: 580px;
  margin: 0 auto 18px;
}

.pdf-tpl-guest-card {
  background: #F8FAFC;
  border: 1.5px solid #E2E8F0;
  border-radius: 12px;
  padding: 16px 20px;
  text-align: center;
  margin-bottom: 20px;
}

.pdf-tpl-guest-greeting {
  font-size: 19px;
  font-weight: 800;
  color: #0F172A;
  margin-bottom: 4px;
}

.pdf-tpl-guest-company {
  font-size: 13px;
  font-weight: 600;
  color: #475569;
}

.pdf-tpl-guest-vip {
  display: inline-block;
  background: #D97706;
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 4px;
  margin-top: 8px;
  letter-spacing: 0.5px;
}

.pdf-tpl-letter-text {
  font-size: 13.5px;
  line-height: 1.6;
  color: #1E293B;
  margin-bottom: 12px;
  text-align: justify;
}

.pdf-tpl-notice-text {
  font-size: 13px;
  line-height: 1.55;
  color: #334155;
  margin-bottom: 20px;
  text-align: justify;
}

.pdf-tpl-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  background: #F1F5F9;
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 22px;
}

.pdf-tpl-detail-cell {
  display: flex;
  flex-direction: column;
}

.pdf-tpl-cell-lbl {
  font-size: 10.5px;
  font-weight: 800;
  color: #64748B;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.pdf-tpl-cell-val {
  font-size: 13px;
  font-weight: 700;
  color: #0F172A;
}

.pdf-tpl-qr-section {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 22px;
}

.pdf-tpl-qr-box {
  width: 100px;
  height: 100px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  overflow: hidden;
}

.pdf-tpl-qr-info {
  flex: 1;
}

.pdf-tpl-qr-title {
  font-size: 12px;
  font-weight: 700;
  color: #0F172A;
  margin-bottom: 4px;
  line-height: 1.35;
}

.pdf-tpl-portal-link {
  font-size: 11.5px;
  font-weight: 600;
  color: #0066FF;
  margin-bottom: 3px;
}

.pdf-tpl-contacts-line {
  font-size: 11px;
  color: #64748B;
  margin-bottom: 4px;
}

.pdf-tpl-ref-code {
  font-size: 10px;
  font-weight: 800;
  color: #0066FF;
  letter-spacing: 0.5px;
}

.pdf-tpl-footer {
  text-align: center;
  border-top: 1px solid #E2E8F0;
  padding-top: 14px;
  font-size: 10.5px;
  color: #94A3B8;
  line-height: 1.4;
}

@media (max-width: 768px) {
  .sectors-grid {
    grid-template-columns: 1fr;
  }
  .event-quick-info {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .four-action-buttons {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .countdown-box {
    flex-direction: column;
    text-align: center;
    justify-content: center;
    padding: 16px 14px;
  }
  .countdown-digits-wrap {
    justify-content: center;
    width: 100%;
  }
  .digit-num {
    font-size: 20px;
  }
  .details-card {
    padding: 22px 18px;
    margin-bottom: 16px;
  }
  .invitation-main-card {
    padding: 24px 18px;
  }
  .audio-floating-player {
    bottom: 16px;
    right: 16px;
    padding: 5px 10px 5px 6px;
  }
  .volume-slider-wrap {
    display: none;
  }
}

@media (max-width: 480px) {
  .digit-num {
    font-size: 18px;
  }
  .digit-lbl {
    font-size: 9px;
  }
  .action-title {
    font-size: 14px;
  }
  .action-subtitle {
    font-size: 11px;
  }
}