:root {
      --bg-dark: #030712;
      --bg-card: rgba(10, 18, 36, 0.45);
      --gold-primary: #d4af37;
      --gold-light: #f3e5ab;
      --gold-dark: #aa7c11;
      --gold-gradient: linear-gradient(135deg, #d4af37 0%, #f3e5ab 45%, #a87624 100%);
      --text-light: #f7f2e8;
      --text-muted: #c5b390;
      --border-gold: rgba(212, 175, 55, 0.25);
      --border-gold-light: rgba(243, 229, 171, 0.4);
      --border-light: rgba(255, 255, 255, 0.05);
      --shadow-luxury: 0 24px 60px rgba(0, 0, 0, 0.65), 0 0 1px rgba(212, 175, 55, 0.15);
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }

    body {
      font-family: 'Montserrat', sans-serif;
      background-color: var(--bg-dark);
      background-image: 
        radial-gradient(at 0% 0%, rgba(13, 21, 39, 0.8) 0px, transparent 50%),
        radial-gradient(at 50% 0%, rgba(10, 18, 36, 0.7) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(13, 21, 39, 0.8) 0px, transparent 50%);
      color: var(--text-light);
      min-height: 100vh;
      letter-spacing: 0.5px;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(90deg, rgba(212, 175, 55, 0.04) 0 1px, transparent 1px 60px),
        linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0 1px, transparent 1px 60px);
      mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.05));
      -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.05));
      opacity: 0.6;
      animation: backgroundDrift 20s linear infinite;
      z-index: -1;
    }

    @keyframes backgroundDrift {
      from { transform: translate3d(0, 0, 0); }
      to { transform: translate3d(-60px, -60px, 0); }
    }

    .bg-glow {
      position: fixed;
      width: 60vw;
      height: 60vw;
      border-radius: 50%;
      pointer-events: none;
      z-index: -2;
      filter: blur(140px);
      opacity: 0.12;
      mix-blend-mode: screen;
    }
    .bg-glow-1 {
      background: radial-gradient(circle, var(--gold-dark) 0%, transparent 70%);
      top: -10vw;
      left: -10vw;
      animation: auroraDrift1 25s ease-in-out infinite alternate;
    }
    .bg-glow-2 {
      background: radial-gradient(circle, #0e274c 0%, transparent 70%);
      bottom: -15vw;
      right: -10vw;
      animation: auroraDrift2 30s ease-in-out infinite alternate;
    }
    @keyframes auroraDrift1 {
      0% { transform: translate(0, 0) scale(1); }
      100% { transform: translate(8vw, 12vh) scale(1.15); }
    }
    @keyframes auroraDrift2 {
      0% { transform: translate(0, 0) scale(1); }
      100% { transform: translate(-12vw, -8vh) scale(1.1); }
    }

    .particles-container {
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: -1;
      overflow: hidden;
    }
    .particle {
      position: absolute;
      background: radial-gradient(circle, var(--gold-light) 0%, transparent 80%);
      border-radius: 50%;
      opacity: 0.25;
      animation: floatUp linear infinite;
    }
    @keyframes floatUp {
      0% { transform: translateY(105vh) translateX(0); opacity: 0; }
      10% { opacity: 0.4; }
      90% { opacity: 0.4; }
      100% { transform: translateY(-10vh) translateX(60px); opacity: 0; }
    }

    #envelope-overlay {
      position: fixed;
      inset: 0;
      z-index: 999;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: var(--bg-dark);
      background-image: 
        radial-gradient(at 50% 50%, rgba(13, 21, 39, 0.95) 0px, transparent 100%),
        radial-gradient(at 0% 0%, rgba(3, 7, 18, 0.9) 0px, transparent 50%);
      overflow: hidden;
      transition: opacity 0.8s ease;
    }
    #envelope-overlay.fade-out {
      opacity: 0;
    }

    .envelope-wrapper {
      perspective: 1200px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 30px;
    }

    .envelope {
      position: relative;
      width: 380px;
      height: 245px;
      background: var(--bg-dark);
      transform-style: preserve-3d;
      cursor: pointer;
      box-shadow: 0 30px 70px rgba(0, 0, 0, 0.8);
      border-radius: 0 0 14px 14px;
      transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.5s ease;
      backface-visibility: hidden;
    }

    .envelope-wrapper:not(.clicked) .envelope:hover {
      transform: translateY(-10px) rotateX(6deg) rotateY(-3deg);
      box-shadow: 
        0 50px 100px rgba(0, 0, 0, 0.95),
        0 0 50px rgba(212, 175, 55, 0.3),
        0 0 100px rgba(212, 175, 55, 0.08);
    }

    .envelope-flap {
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: var(--gold-gradient);
      clip-path: polygon(0 0, 100% 0, 50% 60%);
      transform-origin: top;
      z-index: 4;
      transition: transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.5s, z-index 0s linear 1s, filter 1.2s ease 0.5s;
      filter: drop-shadow(0 4px 10px rgba(0,0,0,0.6));
    }
    .envelope-flap::after {
      content: "";
      position: absolute;
      inset: 1.5px;
      top: 0; left: 1.5px; right: 1.5px;
      background: linear-gradient(180deg, #0b1428 0%, #040914 100%);
      clip-path: polygon(0 0, 100% 0, 50% 59%);
    }

    .envelope-body {
      position: absolute;
      inset: 0;
      background: var(--gold-gradient);
      clip-path: polygon(0 40%, 50% 65%, 100% 40%, 100% 100%, 0 100%);
      z-index: 3;
      border-radius: 0 0 14px 14px;
    }
    .envelope-body::after {
      content: "";
      position: absolute;
      inset: 1.5px;
      background: linear-gradient(135deg, #091224 0%, #040914 100%);
      clip-path: polygon(0 40.5%, 50% 64.5%, 100% 40.5%, 100% 100%, 0 100%);
      border-radius: 0 0 12px 12px;
    }

    .envelope-inner-light {
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: radial-gradient(ellipse at 50% 30%, rgba(212, 175, 55, 0.5) 0%, rgba(212, 175, 55, 0.15) 40%, transparent 70%);
      z-index: 2;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.8s ease 0.6s;
    }
    .clicked .envelope-inner-light {
      opacity: 1;
    }

    .envelope-paper {
      position: absolute;
      bottom: 8px;
      left: 5%;
      width: 90%;
      height: 210px;
      background: linear-gradient(135deg, #0d172a 0%, #050a14 100%);
      border: 1px solid var(--border-gold);
      border-radius: 8px;
      z-index: 2;
      padding: 24px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0,0,0,0.3);
      transform: translateY(0);
    }
    .envelope-paper::before {
      content: "";
      position: absolute;
      inset: 8px;
      border: 1px solid rgba(212, 175, 55, 0.12);
      border-radius: 6px;
    }
    .paper-logo {
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 28px;
      font-weight: 300;
      color: var(--gold-primary);
      line-height: 1;
      margin-bottom: 8px;
    }
    .paper-title {
      font-family: 'Montserrat', sans-serif;
      font-size: 9px;
      letter-spacing: 3px;
      color: var(--text-muted);
      text-transform: uppercase;
      margin-bottom: 12px;
    }
    .paper-name {
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 22px;
      font-style: italic;
      color: var(--gold-light);
      line-height: 1.2;
    }

    .env-seal-container {
      position: absolute;
      top: 60%;
      left: 50%;
      transform: translate(-50%, -50%);
      z-index: 5;
      width: 80px;
      height: 80px;
      animation: sealFloat 3.5s ease-in-out infinite;
      transition: transform 0.4s ease;
    }
    .env-seal-half {
      position: absolute;
      inset: 0;
      border: 1px solid rgba(212, 175, 55, 0.85);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 34px;
      font-weight: 300;
      color: var(--gold-light);
      background:
        linear-gradient(135deg, rgba(212, 175, 55, 0.35), rgba(255, 255, 255, 0.08)),
        rgba(3, 7, 18, 0.95);
      outline: 1px solid rgba(212, 175, 55, 0.35);
      outline-offset: 6px;
      text-shadow: 0 0 15px rgba(242, 212, 134, 0.5);
      box-shadow: 0 0 25px rgba(0, 0, 0, 0.6);
      transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.7s ease;
    }
    .env-seal-left {
      clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
      transform-origin: center right;
    }
    .env-seal-right {
      clip-path: polygon(50% 0, 100% 0, 100% 100%, 50% 100%);
      transform-origin: center left;
    }
    
    .env-seal-glow {
      position: absolute;
      inset: -20px;
      background: radial-gradient(circle, rgba(212, 175, 55, 0.3) 0%, transparent 70%);
      border-radius: 50%;
      animation: sealGlowPulse 2.5s ease-in-out infinite;
      pointer-events: none;
    }
    @keyframes sealGlowPulse {
      0%, 100% { transform: scale(1); opacity: 0.7; }
      50% { transform: scale(1.15); opacity: 1; }
    }

    .shockwave {
      position: absolute;
      top: 50%; left: 50%;
      width: 20px; height: 20px;
      transform: translate(-50%, -50%) scale(0);
      border: 2px solid rgba(212, 175, 55, 0.8);
      border-radius: 50%;
      pointer-events: none;
      z-index: 6;
      opacity: 0;
    }
    .shockwave.active {
      animation: shockwaveExpand 1s cubic-bezier(0.2, 0.6, 0.3, 1) forwards;
    }
    @keyframes shockwaveExpand {
      0% { transform: translate(-50%, -50%) scale(0); opacity: 1; border-width: 4px; }
      50% { opacity: 0.6; }
      100% { transform: translate(-50%, -50%) scale(18); opacity: 0; border-width: 0.5px; }
    }

    .burst-particle {
      position: absolute;
      top: 50%; left: 50%;
      width: 4px; height: 4px;
      background: var(--gold-light);
      border-radius: 50%;
      pointer-events: none;
      z-index: 7;
      opacity: 0;
      box-shadow: 0 0 6px var(--gold-primary);
    }
    .burst-particle.active {
      animation: burstOut var(--burst-dur, 0.9s) cubic-bezier(0.22, 1, 0.36, 1) forwards;
    }
    @keyframes burstOut {
      0% { transform: translate(-50%, -50%) translate(0, 0) scale(1); opacity: 1; }
      30% { opacity: 1; }
      100% { transform: translate(-50%, -50%) translate(var(--bx, 80px), var(--by, -60px)) scale(0); opacity: 0; }
    }

    .screen-flash {
      position: fixed;
      inset: 0;
      z-index: 1000;
      background: radial-gradient(circle at 50% 50%, rgba(243, 229, 171, 0.5) 0%, rgba(212, 175, 55, 0.15) 40%, transparent 80%);
      pointer-events: none;
      opacity: 0;
    }
    .screen-flash.active {
      animation: flashPop 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    }
    @keyframes flashPop {
      0% { opacity: 0; }
      15% { opacity: 1; }
      100% { opacity: 0; }
    }

    .light-rays {
      position: absolute;
      top: 0; left: 50%;
      width: 0; height: 0;
      z-index: 1;
      pointer-events: none;
      transform: translateX(-50%);
    }
    .light-ray {
      position: absolute;
      bottom: 0;
      left: 50%;
      width: 3px;
      height: 0;
      background: linear-gradient(to top, rgba(212, 175, 55, 0.4), transparent);
      transform-origin: bottom center;
      opacity: 0;
      filter: blur(2px);
    }
    .clicked .light-ray {
      animation: rayShoot 1.4s cubic-bezier(0.22, 1, 0.36, 1) forwards;
      animation-delay: var(--ray-delay, 0.7s);
    }
    @keyframes rayShoot {
      0% { height: 0; opacity: 0; }
      30% { height: 250px; opacity: 0.8; }
      100% { height: 350px; opacity: 0; }
    }

    .env-tap {
      font-family: 'Montserrat', sans-serif;
      font-size: 11px;
      font-weight: 500;
      letter-spacing: 4px;
      color: rgba(212, 175, 55, 0.6);
      text-transform: uppercase;
      animation: blink 2s infinite;
      margin-top: 14px;
      transition: opacity 0.4s ease, transform 0.4s ease;
    }

    @keyframes blink {
      0%, 100% { opacity: 0.4; transform: scale(0.98); }
      50% { opacity: 1; transform: scale(1); }
    }
    @keyframes sealFloat {
      0%, 100% { transform: translate(-50%, -50%); }
      50% { transform: translate(-50%, calc(-50% - 5px)); }
    }

    .clicked .env-seal-container {
      animation: none;
      pointer-events: none;
    }
    .clicked .env-seal-left {
      transform: translateX(-55px) translateY(15px) rotate(-45deg) scale(0.5);
      opacity: 0;
    }
    .clicked .env-seal-right {
      transform: translateX(55px) translateY(15px) rotate(45deg) scale(0.5);
      opacity: 0;
    }
    .clicked .env-seal-glow {
      opacity: 0;
      transform: scale(2.5);
      transition: all 0.6s ease;
    }
    .clicked .env-tap {
      opacity: 0;
      transform: translateY(15px) scale(0.8);
    }
    .clicked .envelope-flap {
      transform: rotateX(180deg);
      filter: drop-shadow(0 -6px 14px rgba(0,0,0,0.5));
      z-index: 1;
    }
    .clicked .envelope {
      animation: envelopeDramaticDrop 3s cubic-bezier(0.25, 1, 0.5, 1) forwards;
      pointer-events: none;
    }
    .clicked .envelope-paper {
      animation: paperDramaticRise 3s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    }

    @keyframes envelopeDramaticDrop {
      0% { transform: translateY(0) rotateX(0) scale(1); opacity: 1; }
      35% { transform: translateY(0) rotateX(0) scale(1); opacity: 1; }
      55% { transform: translateY(5px) rotateX(-3deg) scale(1); opacity: 1; }
      75% { transform: translateY(30px) rotateX(-10deg) scale(0.95); opacity: 0.8; }
      100% { transform: translateY(160px) rotateX(-25deg) scale(0.8); opacity: 0; }
    }

    @keyframes paperDramaticRise {
      0% { transform: translateY(0) scale(1); opacity: 1; box-shadow: 0 4px 15px rgba(0,0,0,0.3); }
      30% { transform: translateY(0) scale(1); opacity: 1; box-shadow: 0 4px 15px rgba(0,0,0,0.3); }
      55% { transform: translateY(-70%) scale(1); opacity: 1; box-shadow: 0 20px 50px rgba(212, 175, 55, 0.25); }
      60% { transform: translateY(-68%) scale(1.02); opacity: 1; box-shadow: 0 25px 60px rgba(212, 175, 55, 0.35); }
      65% { transform: translateY(-65%) scale(1.08); opacity: 1; box-shadow: 0 30px 70px rgba(212, 175, 55, 0.4); }
      100% { transform: translateY(-10%) scale(4.5); opacity: 0; box-shadow: 0 0 100px rgba(212, 175, 55, 0.1); }
    }

    @media (max-width: 768px) {
      .envelope-wrapper {
        transform: scale(0.85);
        gap: 20px;
      }
    }
    @media (max-width: 480px) {
      .envelope-wrapper {
        transform: scale(0.75);
      }
    }

    #main-content {
      opacity: 0;
      display: none;
      transition: opacity 1.6s ease, transform 1.6s cubic-bezier(0.16, 1, 0.3, 1);
      transform: translateY(60px) scale(0.96);
      will-change: transform, opacity;
    }
    #main-content.visible {
      opacity: 1;
      transform: translateY(0) scale(1);
    }

    .wrap { max-width: 800px; margin: auto; padding: 40px 20px 80px; }

    .card {
      position: relative;
      overflow: hidden;
      contain: layout paint;
      border: 1px solid var(--border-gold);
      border-radius: 20px;
      background: var(--bg-card);
      box-shadow: var(--shadow-luxury);
      padding: 44px 40px;
      margin: 30px 0;
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      transform: translateY(40px) scale(0.97);
      opacity: 0;
      transition: opacity 1.2s cubic-bezier(0.21, 0.6, 0.35, 1), transform 1.2s cubic-bezier(0.21, 0.6, 0.35, 1);
      will-change: transform, opacity;
    }
    .card.revealed {
      transform: translateY(0) scale(1);
      opacity: 1;
    }
    .card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(115deg, transparent 0%, transparent 30%, rgba(212, 175, 55, 0.04) 40%, rgba(255, 255, 255, 0.08) 50%, rgba(212, 175, 55, 0.04) 60%, transparent 70%, transparent 100%);
      transform: translateX(-120%);
      pointer-events: none;
    }
    .card.revealed::before {
      animation: shimmerSweep 2.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s forwards;
    }
    @keyframes shimmerSweep {
      0% { transform: translateX(-120%); }
      100% { transform: translateX(120%); }
    }

    .card-frame {
      position: absolute;
      inset: 14px;
      border: 1px solid rgba(212, 175, 55, 0.1);
      border-radius: 14px;
      pointer-events: none;
    }
    .card-frame::before {
      content: "";
      position: absolute;
      top: -1px; left: -1px;
      width: 14px; height: 14px;
      border-top: 2px solid var(--gold-primary);
      border-left: 2px solid var(--gold-primary);
    }
    .card-frame::after {
      content: "";
      position: absolute;
      bottom: -1px; right: -1px;
      width: 14px; height: 14px;
      border-bottom: 2px solid var(--gold-primary);
      border-right: 2px solid var(--gold-primary);
    }

    .logo { text-align: center; color: var(--gold-light); margin-bottom: 14px; }
    .logo .v {
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 72px;
      font-weight: 300;
      line-height: 0.8;
      text-shadow: 0 0 20px rgba(242, 212, 134, 0.25);
      letter-spacing: 0;
    }
    .logo h1 {
      font-family: 'Montserrat', sans-serif;
      margin: 18px 0 6px;
      font-size: 20px;
      font-weight: 500;
      letter-spacing: 8px;
    }
    .sub {
      font-family: 'Montserrat', sans-serif;
      text-align: center;
      color: var(--text-muted);
      letter-spacing: 2px;
      font-size: 11px;
      font-weight: 400;
      text-transform: uppercase;
      max-width: 80%;
      margin: 8px auto 0;
      line-height: 1.5;
    }
    .hero-title {
      text-align: center;
      padding: 24px 0 10px;
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 46px;
      font-weight: 500;
      line-height: 1.15;
      color: var(--gold-light);
      letter-spacing: 3px;
      margin: 16px 0;
      text-shadow: 0 0 30px rgba(212, 175, 55, 0.15);
    }
    .hero-sub {
      font-family: 'Montserrat', sans-serif;
      text-align: center;
      font-size: 14px;
      line-height: 1.8;
      color: var(--text-light);
      max-width: 90%;
      margin: 0 auto 24px;
    }
    .hero-sub strong {
      font-weight: 600;
      color: var(--white);
      letter-spacing: 0.5px;
      display: block;
      font-size: 15px;
      margin-bottom: 8px;
    }
    .hero-sub span { color: var(--text-muted); }

    .badges { text-align: center; margin: 18px 0 0; }
    .badge {
      display: inline-block;
      border: 1px solid rgba(212, 175, 55, 0.5);
      border-radius: 4px;
      padding: 8px 16px;
      color: var(--gold-light);
      background: rgba(212, 175, 55, 0.05);
      font-family: 'Montserrat', sans-serif;
      font-weight: 500;
      font-size: 11px;
      letter-spacing: 2px;
      margin: 6px;
      transition: all 0.3s;
    }
    .badge:hover {
      background: rgba(212, 175, 55, 0.12);
      border-color: var(--gold-light);
      transform: translateY(-1px);
    }
    .session-label {
      display: table;
      margin: 36px auto 0;
      font-family: 'Montserrat', sans-serif;
      font-weight: 600;
      text-align: center;
      color: var(--gold-light);
      letter-spacing: 4px;
      font-size: 13px;
      text-transform: uppercase;
      padding: 10px 28px;
      border: 1px solid rgba(212, 175, 55, 0.4);
      border-radius: 30px;
      background: rgba(212, 175, 55, 0.08);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      backdrop-filter: blur(5px);
      -webkit-backdrop-filter: blur(5px);
    }

    .invitee { text-align: center; }
    .dear-label {
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 20px;
      font-style: italic;
      letter-spacing: 1px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }
    .guest-name {
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 40px;
      font-weight: 400;
      color: var(--gold-light);
      margin: 12px 0 24px;
      line-height: 1.2;
      text-shadow: 0 0 25px rgba(212, 175, 55, 0.2);
    }
    .card-title {
      font-family: 'Montserrat', sans-serif;
      text-align: center;
      color: var(--gold-primary);
      letter-spacing: 4px;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 28px;
      text-transform: uppercase;
      position: relative;
    }
    .card-title::after {
      content: "";
      display: block;
      width: 40px;
      height: 1px;
      background: var(--gold-primary);
      margin: 10px auto 0;
      opacity: 0.5;
    }
    .inv-no {
      display: inline-block;
      background: var(--gold-gradient);
      color: #0d1527;
      border-radius: 4px;
      padding: 12px 28px;
      font-family: 'Montserrat', sans-serif;
      font-weight: 600;
      letter-spacing: 2px;
      font-size: 12px;
      margin: 16px 0;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
      border: 1px solid rgba(255, 255, 255, 0.15);
    }
    .small-note {
      font-family: 'Montserrat', sans-serif;
      font-size: 13px;
      line-height: 1.8;
      color: var(--text-muted);
      margin-top: 18px;
      text-align: center;
    }

    .speakers-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-top: 10px;
    }
    .speaker {
      border: 1px solid var(--border-gold);
      border-radius: 16px;
      contain: layout paint;
      padding: 28px 24px;
      text-align: center;
      background: rgba(255, 255, 255, 0.015);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
      transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), border-color 0.4s, background 0.4s;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 14px;
      position: relative;
      overflow: hidden;
    }
    .speaker:hover {
      transform: translateY(-5px);
      border-color: var(--border-gold-light);
      background: rgba(212, 175, 55, 0.06);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
    }
    .speaker-monogram {
      width: 70px;
      height: 70px;
      border-radius: 50%;
      border: 1px solid var(--gold-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 26px;
      font-weight: 400;
      color: var(--gold-light);
      background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(255, 255, 255, 0.02) 100%);
      box-shadow: 0 0 15px rgba(212, 175, 55, 0.1);
      margin-bottom: 4px;
      text-transform: uppercase;
      letter-spacing: 1px;
      transition: transform 0.4s ease, border-color 0.4s, box-shadow 0.4s;
    }
    .speaker:hover .speaker-monogram {
      transform: scale(1.08) rotate(5deg);
      border-color: var(--gold-light);
      box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
    }
    .speaker-name {
      font-family: 'Cormorant Garamond', Georgia, serif;
      font-size: 20px;
      color: var(--gold-light);
      font-weight: 600;
      letter-spacing: 0.5px;
      line-height: 1.3;
    }
    .speaker-role {
      font-family: 'Montserrat', sans-serif;
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .info-grid {
      display: grid;
      gap: 0;
      font-family: 'Montserrat', sans-serif;
    }
    .info-row {
      display: flex;
      flex-direction: row;
      gap: 20px;
      border-bottom: 1px solid rgba(212, 175, 55, 0.15);
      padding: 20px 8px;
      font-size: 14px;
      line-height: 1.6;
    }
    .info-row:last-child { border-bottom: none; }
    .info-label {
      color: var(--gold-primary);
      min-width: 90px;
      font-weight: 600;
      letter-spacing: 1px;
      text-transform: uppercase;
      font-size: 12px;
      padding-top: 2px;
    }
    .info-val { color: var(--text-light); }
    .info-val small {
      display: inline-block;
      margin-top: 4px;
      color: var(--text-muted);
    }

    .timeline {
      position: relative;
      margin: 10px 0 0 10px;
      padding-left: 28px;
      border-left: 1px solid rgba(212, 175, 55, 0.2);
      font-family: 'Montserrat', sans-serif;
    }
    .timeline-item {
      position: relative;
      margin-bottom: 24px;
    }
    .timeline-item:last-child {
      margin-bottom: 0;
    }
    .timeline-badge {
      position: absolute;
      left: -33.5px;
      top: 4px;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--gold-primary);
      border: 2px solid #081122;
      box-shadow: 0 0 8px var(--gold-primary);
      transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
    }
    .timeline-item:hover .timeline-badge {
      transform: scale(1.4);
      background: var(--gold-light);
      box-shadow: 0 0 12px var(--gold-light);
    }
    .timeline-time {
      font-size: 13px;
      font-weight: 600;
      color: var(--gold-light);
      letter-spacing: 1px;
      margin-bottom: 4px;
    }
    .timeline-title {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.5;
    }

    .art-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 20px;
      overflow: hidden;
      margin-top: 8px;
    }
    .art-grid figure {
      margin: 0;
      overflow: hidden;
      contain: layout paint;
      border-radius: 12px;
      border: 1px solid var(--border-gold);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
      transition: border-color 0.4s;
    }
    .art-grid figure:hover { border-color: var(--border-gold-light); }
    .art-image {
      width: 100%;
      height: auto;
      display: block;
      background: rgba(255, 255, 255, 0.02);
      object-fit: cover;
      cursor: zoom-in;
      transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
    }
    .art-grid figure:hover .art-image {
      transform: scale(1.04);
    }

    .rsvp-note {
      font-family: 'Montserrat', sans-serif;
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.8;
      text-align: center;
      margin-bottom: 32px;
      max-width: 90%;
      margin-left: auto;
      margin-right: auto;
    }
    .btns {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }
    .btn {
      display: block;
      text-decoration: none;
      text-align: center;
      border-radius: 12px;
      padding: 18px 24px;
      font-family: 'Montserrat', sans-serif;
      font-weight: 600;
      letter-spacing: 2px;
      font-size: 12px;
      text-transform: uppercase;
      transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
      box-shadow: 0 10px 28px rgba(0, 0, 0, 0.4);
      position: relative;
      overflow: hidden;
      cursor: pointer;
    }
    .btn-yes {
      background: var(--gold-gradient);
      color: #0d1527;
      border: 1px solid rgba(255, 255, 255, 0.2);
      box-shadow: 0 10px 30px rgba(212, 175, 55, 0.25);
    }
    .btn-yes::before {
      content: "";
      position: absolute;
      top: 0; left: -100%;
      width: 50%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
      transform: skewX(-25deg);
      transition: none;
    }
    .btn-yes:hover::before {
      left: 150%;
      transition: left 0.9s ease-in-out;
    }
    .btn-no {
      border: 1px solid var(--gold-primary);
      color: var(--gold-light);
      background: rgba(212, 175, 55, 0.03);
    }
    .btn-no:hover {
      background: rgba(212, 175, 55, 0.12);
      color: var(--white);
      box-shadow: 0 10px 30px rgba(212, 175, 55, 0.1);
    }
    .btn:hover {
      transform: translateY(-3px);
    }
    .btn:active {
      transform: translateY(-1px);
    }

    .footer {
      text-align: center;
      font-family: 'Montserrat', sans-serif;
      font-size: 11px;
      color: var(--text-muted);
      margin-top: 40px;
      letter-spacing: 2px;
      text-transform: uppercase;
      opacity: 0.7;
    }

    @media (max-width: 768px) {
      .wrap { padding: 24px 24px 60px; }
      .card { padding: 32px 28px; margin: 24px 0; }
      .card-frame { inset: 10px; }
      .hero-title { font-size: 34px; letter-spacing: 2px; }
      .guest-name { font-size: 30px; }
      .speakers-grid { grid-template-columns: 1fr; gap: 16px; }
      .art-grid { grid-template-columns: 1fr; gap: 16px; }
      .btns { grid-template-columns: 1fr; gap: 12px; }
      .env-name { font-size: 30px; }
      .info-row { flex-direction: column; gap: 4px; padding: 14px 4px; }
      .info-label { min-width: 0; }
    }

    @media (prefers-reduced-motion: reduce) {
      body::before,
      .bg-glow,
      .particle,
      .env-seal-container,
      .env-seal-glow,
      .env-tap {
        animation: none !important;
      }
    }