:root{--bw-ink:#27352d;--bw-cream:#fffaf1;--bw-paper:#fffdf8;--bw-rose:#c98086;--bw-rose-dark:#9e5f65;--bw-sage:#7f967d;--bw-sage-light:#dce8d9;--bw-gold:#bb9456;--bw-muted:#69756b;--bw-line:rgba(78,100,81,.16);--bw-shadow:0 22px 65px rgba(39,53,45,.14)}
#bw-invite,#bw-invite *{box-sizing:border-box}#bw-invite{font-family:'BW Be Vietnam Pro',sans-serif;background:var(--bw-cream);color:var(--bw-ink);overflow:hidden;line-height:1.65}#bw-invite a{color:inherit;text-decoration:none}#bw-invite button,#bw-invite input,#bw-invite textarea,#bw-invite select{font:inherit}#bw-invite button{cursor:pointer}#bw-invite img{max-width:100%;height:auto}
.bw-screen{min-height:100svh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 22% 15%,#f4dfe0 0,transparent 28%),radial-gradient(circle at 83% 78%,#dfead9 0,transparent 32%),linear-gradient(135deg,#f5eee2,#fbf7ef)}.bw-envelope-wrap{position:relative;width:min(92vw,460px);text-align:center}.bw-kicker{color:var(--bw-rose-dark);font-size:11px;text-transform:uppercase;letter-spacing:.22em;margin-bottom:10px}.bw-envelope{position:relative;height:290px;background:#ead2c8;border-radius:5px 5px 12px 12px;box-shadow:var(--bw-shadow);overflow:visible;cursor:pointer;transform-style:preserve-3d}.bw-envelope:before,.bw-envelope:after{content:'';position:absolute;z-index:2;width:0;height:0;border-style:solid}.bw-envelope:before{left:0;bottom:0;border-width:145px 230px;border-color:transparent transparent #e4c3b8 #e4c3b8}.bw-envelope:after{right:0;bottom:0;border-width:145px 230px;border-color:transparent #e9cec4 transparent transparent}.bw-flap{position:absolute;inset:0 0 auto;width:0;height:0;border-style:solid;border-width:150px 230px 0;border-color:#efdbd2 transparent transparent;transform-origin:top;z-index:4;transition:transform 1s cubic-bezier(.22,.61,.36,1)}.bw-letter{position:absolute;left:7%;bottom:8%;width:86%;height:82%;padding:25px 18px;background:var(--bw-paper);z-index:1;border-radius:4px;box-shadow:0 8px 20px rgba(70,43,37,.15);transition:transform 1s cubic-bezier(.22,.61,.36,1),opacity .45s}.bw-seal{position:absolute;z-index:6;top:122px;left:50%;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;transform:translateX(-50%);background:radial-gradient(circle at 35% 28%,#dc9295,#a54851);color:#ffe7d7;font-family:'BW Playfair Display',serif;font-size:25px;border:3px solid rgba(255,227,207,.45);box-shadow:0 5px 12px rgba(90,38,43,.28);transition:opacity .25s}.bw-envelope.open .bw-flap{transform:rotateX(180deg);z-index:0}.bw-envelope.open .bw-letter{transform:translateY(-122px);z-index:5}.bw-envelope.open .bw-seal{opacity:0}.bw-open-note{margin:22px 0 0;color:var(--bw-muted);font-size:14px}.bw-mini-script{font:italic 500 23px 'BW Playfair Display',serif;color:var(--bw-rose-dark)}
.bw-particles{position:fixed;inset:0;pointer-events:none;z-index:9999;overflow:hidden}.bw-petal{position:absolute;top:-8vh;width:12px;height:17px;background:linear-gradient(135deg,#f4c8cd,#d98290);border-radius:80% 0 80% 0;opacity:.86;animation:bwFall linear forwards}.bw-petal.leaf{background:linear-gradient(135deg,#c3dbb9,#6e956a);border-radius:100% 0 100% 0}@keyframes bwFall{to{transform:translate3d(var(--drift),112vh,0) rotate(700deg);opacity:.1}}
.bw-site{display:none}.bw-site.visible{display:block}.bw-music{position:fixed;right:18px;bottom:18px;z-index:99;border:1px solid rgba(255,255,255,.7);background:rgba(39,53,45,.88);color:#fff;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;box-shadow:0 8px 22px rgba(39,53,45,.2)}
.bw-hero{position:relative;min-height:100svh;display:grid;align-items:center;text-align:center;color:#fff;background:linear-gradient(90deg,rgba(20,34,27,.54),rgba(20,34,27,.22)),var(--bw-hero-image) center/cover no-repeat}.bw-hero:after{content:'';position:absolute;inset:0;background:linear-gradient(transparent 70%,var(--bw-cream));pointer-events:none}.bw-hero-inner{position:relative;z-index:2;max-width:900px;margin:auto;padding:95px 22px 75px}.bw-eyebrow{font-size:11px;letter-spacing:.28em;text-transform:uppercase;margin:0 0 15px}.bw-names{margin:0;font:italic 600 clamp(46px,9vw,104px)/1.06 'BW Playfair Display',serif;text-shadow:0 3px 22px rgba(0,0,0,.24)}.bw-date{display:inline-block;margin:24px 0 27px;padding:9px 17px;border-top:1px solid rgba(255,255,255,.7);border-bottom:1px solid rgba(255,255,255,.7);font-size:13px;letter-spacing:.17em;text-transform:uppercase}.bw-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:99px;padding:13px 23px;font-weight:600;transition:.25s}.bw-btn-primary{background:#fff;color:var(--bw-ink)}.bw-btn-primary:hover{transform:translateY(-2px);background:#f8eadf}.bw-scroll{position:absolute;left:50%;bottom:28px;z-index:3;transform:translateX(-50%);font-size:11px;letter-spacing:.17em;text-transform:uppercase;animation:bwPulse 1.8s infinite}@keyframes bwPulse{50%{opacity:.42;transform:translate(-50%,7px)}}
.bw-section{position:relative;padding:88px 20px}.bw-container{max-width:1080px;margin:auto}.bw-heading{text-align:center;max-width:700px;margin:0 auto 42px}.bw-overline{margin:0 0 8px;color:var(--bw-rose-dark);font-size:11px;letter-spacing:.2em;text-transform:uppercase}.bw-title{margin:0;font:600 clamp(32px,5vw,52px)/1.15 'BW Playfair Display',serif}.bw-lead{max-width:620px;margin:14px auto 0;color:var(--bw-muted)}.bw-story{background:#f2f6ed}.bw-story-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.bw-photo{min-height:440px;border-radius:180px 180px 16px 16px;background:var(--bw-story-image) center/cover;box-shadow:var(--bw-shadow)}.bw-timeline{display:grid;gap:20px}.bw-timeline-item{position:relative;padding:0 0 0 28px}.bw-timeline-item:before{content:'';position:absolute;left:0;top:7px;width:11px;height:11px;border-radius:50%;background:var(--bw-rose);box-shadow:0 0 0 5px rgba(201,128,134,.17)}.bw-timeline-item:after{content:'';position:absolute;left:5px;top:22px;width:1px;height:calc(100% + 8px);background:var(--bw-line)}.bw-timeline-item:last-child:after{display:none}.bw-timeline-year{font-size:12px;letter-spacing:.13em;color:var(--bw-rose-dark);font-weight:700}.bw-timeline-item h3{font:600 24px 'BW Playfair Display',serif;margin:2px 0}.bw-timeline-item p{margin:0;color:var(--bw-muted)}
.bw-video{background:var(--bw-ink);color:#fff}.bw-video-shell{position:relative;max-width:910px;aspect-ratio:16/9;margin:auto;border-radius:18px;overflow:hidden;background:linear-gradient(rgba(25,36,29,.2),rgba(25,36,29,.35)),var(--bw-video-image) center/cover;box-shadow:0 22px 55px rgba(0,0,0,.25)}.bw-video-shell iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.bw-video-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(20,34,27,.24)}.bw-play{width:72px;height:72px;border:1px solid rgba(255,255,255,.8);border-radius:50%;background:rgba(255,255,255,.16);color:#fff;font-size:25px;backdrop-filter:blur(5px)}.bw-video-note{text-align:center;margin:19px 0 0;color:#d9e2d6;font-size:14px}
.bw-details{background:#fffdf8}.bw-event-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.bw-card{padding:35px;border:1px solid var(--bw-line);border-radius:15px;background:#fff;box-shadow:0 12px 32px rgba(40,61,43,.06)}.bw-card-icon{font-size:29px}.bw-card h3{margin:10px 0 12px;font:600 28px 'BW Playfair Display',serif}.bw-card p{margin:6px 0;color:var(--bw-muted)}.bw-link{display:inline-block;margin-top:15px;color:var(--bw-rose-dark);font-weight:700;font-size:14px}.bw-countdown{margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.bw-count{padding:14px 8px;border-radius:10px;text-align:center;background:var(--bw-sage-light)}.bw-count strong{display:block;font:600 clamp(25px,4vw,39px)/1 'BW Playfair Display',serif}.bw-count span{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--bw-muted)}
.bw-gallery{background:linear-gradient(135deg,#f9efe6,#eef5e9)}.bw-gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:180px;gap:12px}.bw-gallery-item{border:0;border-radius:12px;background-position:center;background-size:cover;overflow:hidden;position:relative}.bw-gallery-item:after{content:'Xem ảnh';position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:rgba(27,48,35,.42);opacity:0;transition:.25s}.bw-gallery-item:hover:after{opacity:1}.bw-gallery-item:nth-child(1){grid-column:span 2;grid-row:span 2}.bw-gallery-item:nth-child(5){grid-column:span 2}
.bw-rsvp{background:#fffdf8}.bw-rsvp-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:45px;align-items:start}.bw-rsvp-copy{padding:20px 0}.bw-rsvp-copy h2{font:600 clamp(35px,5vw,52px)/1.1 'BW Playfair Display',serif;margin:0}.bw-rsvp-copy p{color:var(--bw-muted);max-width:430px}.bw-form{padding:28px;border-radius:16px;background:#fff;box-shadow:var(--bw-shadow);border:1px solid var(--bw-line)}.bw-field{display:grid;gap:7px;margin-bottom:15px}.bw-field label{font-size:13px;font-weight:700}.bw-field input,.bw-field select,.bw-field textarea{width:100%;border:1px solid #d8dfd4;border-radius:9px;padding:12px 13px;color:var(--bw-ink);background:#fffdf9;outline:none}.bw-field input:focus,.bw-field select:focus,.bw-field textarea:focus{border-color:var(--bw-rose);box-shadow:0 0 0 3px rgba(201,128,134,.12)}.bw-field textarea{min-height:100px;resize:vertical}.bw-submit{width:100%;border:0;background:var(--bw-rose-dark);color:#fff}.bw-submit:hover{background:#874a52}.bw-form-status{min-height:22px;margin:12px 0 0;text-align:center;font-size:13px;color:var(--bw-rose-dark);font-weight:600}
.bw-gift{background:var(--bw-sage-light)}.bw-gift-box{display:grid;grid-template-columns:150px 1fr;gap:28px;align-items:center;max-width:680px;margin:auto;padding:28px;border-radius:17px;background:rgba(255,255,255,.76);border:1px solid rgba(127,150,125,.2)}.bw-qr{width:150px;height:150px;object-fit:cover;background:#fff;padding:8px;border-radius:10px}.bw-gift h3{margin:0;font:600 28px 'BW Playfair Display',serif}.bw-bank{margin:9px 0;color:var(--bw-muted)}.bw-copy-btn{border:1px solid var(--bw-rose);background:transparent;color:var(--bw-rose-dark);padding:9px 13px;border-radius:99px;font-size:13px;font-weight:700}.bw-gift-safe{grid-template-columns:1fr}.bw-safe-note{margin:9px 0 0;color:var(--bw-muted)}
.bw-footer{text-align:center;padding:55px 20px;background:var(--bw-ink);color:#fff}.bw-footer h2{margin:0;font:italic 600 41px 'BW Playfair Display',serif}.bw-footer p{color:#d5dfd2}.bw-footer small{display:block;margin-top:28px;color:#aebcae}.bw-reveal{opacity:0;transform:translateY(25px);transition:opacity .8s ease,transform .8s ease}.bw-reveal.in{opacity:1;transform:none}.bw-lightbox{position:fixed;z-index:10000;inset:0;display:none;place-items:center;padding:24px;background:rgba(12,20,14,.88)}.bw-lightbox.show{display:grid}.bw-lightbox img{max-width:min(92vw,1000px);max-height:82vh;border-radius:10px}.bw-close{position:absolute;top:18px;right:20px;border:0;color:#fff;background:transparent;font-size:32px}
@media(max-width:720px){.bw-section{padding:68px 16px}.bw-story-grid,.bw-rsvp-grid,.bw-event-grid{grid-template-columns:1fr}.bw-photo{min-height:335px}.bw-story-grid{gap:28px}.bw-gallery-grid{grid-auto-rows:112px;gap:8px}.bw-gallery-item:nth-child(1){grid-column:span 2;grid-row:span 2}.bw-gift-box{grid-template-columns:1fr;text-align:center;justify-items:center}.bw-card{padding:26px}.bw-envelope{height:245px}.bw-flap{border-width:128px 200px 0}.bw-envelope:before{border-width:122px 200px}.bw-envelope:after{border-width:122px 200px}.bw-seal{top:102px}.bw-letter{padding:17px}.bw-envelope.open .bw-letter{transform:translateY(-105px)}}
@media(prefers-reduced-motion:reduce){#bw-invite *,#bw-invite *::before,#bw-invite *::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}.bw-reveal{opacity:1;transform:none}.bw-scroll{animation:none}}