:root{--bg:#fcf8f1;--paper:#fffdf8;--paper2:#fff9ef;--gold:#bd8b42;--gold-2:#ddb76f;--gold-soft:#f3e3c0;--ink:#473527;--muted:#816f5f;--border:rgba(190,141,67,.31);--shadow:0 18px 48px rgba(117,77,32,.10);--radius:28px;--serif:'Cormorant Garamond',Georgia,serif;--script:'Great Vibes',cursive;--sans:'Be Vietnam Pro',Arial,sans-serif}
*{box-sizing:border-box}.hidden{display:none!important}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:var(--sans);background:radial-gradient(circle at 8% 4%,#fff,transparent 26%),linear-gradient(180deg,#fefbf5 0%,#fcf8f1 100%);font-size:15px;line-height:1.65;padding-bottom:96px}body.modal-open{overflow:hidden}a{text-decoration:none;color:inherit}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}img{max-width:100%;display:block}.section{width:min(100% - 34px,470px);margin:0 auto;padding:48px 0}.panel{background:linear-gradient(145deg,rgba(255,253,248,.98),rgba(254,249,239,.96));border:1px solid var(--border);border-radius:var(--radius);padding:28px 20px;box-shadow:var(--shadow);position:relative;overflow:hidden}.panel:after,.personal-card:after{content:'';position:absolute;pointer-events:none;right:-42px;bottom:-46px;width:115px;height:115px;background:radial-gradient(circle,var(--gold-soft),transparent 68%);opacity:.55}.kicker{text-align:center;text-transform:uppercase;font-weight:600;letter-spacing:.18em;font-size:11px;color:var(--gold);margin:0 0 13px}.section-head{text-align:center;margin-bottom:22px}.section h3,.section-head h3{font-family:var(--serif);font-size:32px;font-weight:600;line-height:1.12;text-align:center;margin:0;color:#513a24}.script{font-family:var(--script)!important;font-size:51px!important;font-weight:400!important;color:var(--gold)!important}.muted{color:var(--muted);font-size:13px;text-align:center}.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:0 20px;white-space:nowrap;text-transform:uppercase;font-size:11px;font-weight:600;letter-spacing:.08em;transition:.22s ease}.btn:active{transform:scale(.98)}.btn-gold{color:#fff;background:linear-gradient(115deg,#a97730,#d5aa5b);box-shadow:0 10px 20px rgba(180,127,48,.25)}.btn-outline{border:1px solid var(--gold-2);color:var(--gold);background:#fffdf9}.btn-light{background:linear-gradient(115deg,#fff1cc,#fff);color:#6d4c27;box-shadow:0 14px 30px rgba(0,0,0,.14);width:206px}.wide{width:100%}
/* cover */.cover{position:fixed;z-index:1000;inset:0;background:#231c16;display:flex;justify-content:center;overflow:hidden;transition:opacity .7s,visibility .7s}.cover.is-open{opacity:0;visibility:hidden;pointer-events:none}.cover-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 23%}.cover-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,12,8,.05) 10%,rgba(24,17,11,.1) 35%,rgba(24,17,11,.82) 100%)}.cover-content{position:relative;z-index:2;margin-top:auto;padding:0 22px max(52px,env(safe-area-inset-bottom));text-align:center;color:#fff;width:100%}.cover .eyebrow{text-transform:uppercase;letter-spacing:.24em;font-size:11px;margin:0 0 16px;color:#f3e2c3}.cover h1{font-family:var(--script);font-size:clamp(58px,17vw,77px);font-weight:400;line-height:1;margin:0 auto 27px;display:flex;flex-direction:column}.cover h1 small{font-family:var(--serif);font-size:27px;line-height:1;margin:7px 0;color:#f6ddad}.scroll-cue{display:block;margin-top:20px;font-size:29px;color:#e4c287;animation:float 1.5s infinite}.music-pill{position:absolute;z-index:2;right:21px;top:max(22px,env(safe-area-inset-top));border:1px solid rgba(255,232,190,.65);background:rgba(25,18,12,.26);color:#fff;width:43px;height:43px;border-radius:50%;backdrop-filter:blur(9px)}
.mobile-topbar{display:none}.hero{text-align:center;padding-top:32px}.photo-card{position:relative;border-radius:170px 170px 25px 25px;padding:9px;border:1px solid var(--gold-soft);background:#fff;overflow:hidden}.photo-card img{width:100%;height:495px;object-fit:cover;object-position:center 18%;border-radius:164px 164px 20px 20px}.gold-frame{position:absolute;inset:17px;border-radius:155px 155px 15px 15px;border:1px solid rgba(205,166,88,.45);pointer-events:none}.hero .kicker{margin-top:26px}.couple{font-family:var(--script);font-size:56px;font-weight:400;line-height:.95;margin:0;color:var(--gold)}.couple span{font-family:var(--serif);font-size:30px;color:#62462a;display:block;margin:8px}.date-line{margin:22px auto 20px;display:flex;flex-direction:column;font-family:var(--serif);color:#513a24}.date-line strong{font-size:32px;letter-spacing:.08em}.date-line span{font-size:19px}.personal-card{background:rgba(255,252,244,.86);border:1px solid rgba(202,157,77,.27);border-radius:19px;padding:18px 20px;margin:0 auto 20px;position:relative;box-shadow:0 9px 30px rgba(129,87,28,.06)}.personal-card p{margin:0 0 8px}.personal-card p:last-child{margin:0;font-size:13px;color:var(--muted)}.ornament{color:var(--gold-2);margin:2px 0 8px}.hero-buttons{display:flex;gap:10px}.hero-buttons .btn{flex:1;padding:0 10px}
.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin:20px 0 25px}.countdown div{height:75px;border:1px solid var(--border);border-radius:15px;background:#fff;display:grid;place-content:center}.countdown b{font-family:var(--serif);font-size:30px;line-height:1;color:var(--gold)}.countdown small{font-size:10px;color:var(--muted)}.divider{text-align:center;height:35px;position:relative;color:var(--gold-2)}.divider:before{content:'';position:absolute;left:0;right:0;top:50%;height:1px;background:var(--gold-soft)}.divider span{background:var(--paper);position:relative;padding:0 12px}.date-large{text-align:center;font-family:var(--serif);font-size:23px;line-height:1.55;margin:18px 0 5px}.date-large strong{font-size:40px;letter-spacing:.08em}
.venue-grid,.family-grid{display:grid;gap:14px}.venue-card{text-align:center;padding:26px 20px}.venue-card h4{font-family:var(--serif);font-size:27px;margin:0 0 7px}.venue-card p:not(.kicker){color:var(--muted);margin:0 0 19px}.story-photo{position:relative;border-radius:20px;overflow:hidden;margin-bottom:25px}.story-photo img{height:235px;width:100%;object-fit:cover}.play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.88);color:var(--gold);font-size:19px;box-shadow:0 5px 24px rgba(0,0,0,.16)}.timeline{width:min(100%,330px);margin:auto;padding-left:34px;position:relative}.timeline:before{content:'';position:absolute;left:13px;top:12px;bottom:12px;width:1px;background:var(--gold-2)}.timeline-item{display:flex;gap:18px;position:relative;margin-bottom:22px}.timeline-item>span{position:absolute;left:-28px;top:8px;width:13px;height:13px;border-radius:50%;background:#fff;border:2px solid var(--gold-2)}.timeline-item b{letter-spacing:.1em;font-size:11px;color:var(--gold)}.timeline-item p{margin:2px 0 0;color:var(--muted);font-size:13px}.featured-photo{width:100%;padding:0;border-radius:22px;overflow:hidden;margin-bottom:13px}.featured-photo img{width:100%;height:405px;object-fit:cover}.thumb-row{display:flex;gap:8px;overflow:auto;padding:0 0 16px;scrollbar-width:none}.thumb-row::-webkit-scrollbar{display:none}.thumb{flex:0 0 72px;padding:0;border-radius:12px;overflow:hidden;border:2px solid transparent}.thumb.active{border-color:var(--gold)}.thumb img{width:72px;height:80px;object-fit:cover}.family-grid .panel{text-align:center;box-shadow:none}.family-grid .panel p:not(.kicker){font-size:13px;margin:7px 0;color:var(--muted)}.elegant-panel{text-align:center}.elegant-panel p:not(.kicker){color:var(--muted);margin:0 auto 22px}.thankyou{text-align:center;padding:32px 20px 62px;background:radial-gradient(circle at bottom,#f3e4c8 0,transparent 55%)}.thankyou .signature{font-size:44px!important;margin:20px 0;color:var(--gold)}.thankyou small{color:var(--muted)}
/* bottom nav - v1.1: nút xác nhận tròn gọn, canh giữa chuẩn mobile */
.bottom-nav{position:fixed;z-index:900;left:0;right:0;bottom:0;height:82px;padding:7px 5px calc(7px + env(safe-area-inset-bottom));background:rgba(255,252,246,.96);border-top:1px solid rgba(195,147,63,.22);display:grid;grid-template-columns:minmax(62px,1fr) minmax(62px,1fr) 88px minmax(62px,1fr) minmax(54px,1fr);align-items:center;backdrop-filter:blur(18px);box-shadow:0 -8px 30px rgba(98,62,25,.07)}
.bottom-nav>a,.bottom-nav>button:not(.rsvp-fab){height:64px;padding:5px 1px 0;font-size:10px;line-height:1.15;letter-spacing:0;text-transform:uppercase;font-weight:600;color:#765333;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;min-width:0;white-space:nowrap}
.bottom-nav>a span,.bottom-nav>button:not(.rsvp-fab) span{display:block;font-size:23px;font-weight:400;line-height:24px;color:var(--gold)}
.bottom-nav .rsvp-fab{justify-self:center;align-self:center;width:82px;height:82px;padding:0;margin:-40px 0 0;border-radius:50%;color:#fff;background:linear-gradient(145deg,#dcb35f 0%,#bd8735 72%,#ab742b 100%);border:4px solid rgba(255,252,246,.98);box-shadow:0 10px 24px rgba(169,116,36,.31);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;text-transform:uppercase;white-space:nowrap}
.bottom-nav .rsvp-fab .fab-icon{display:block;height:26px;margin:0;color:#fff;font-size:29px;font-weight:400;line-height:26px}
.bottom-nav .rsvp-fab .fab-label{display:block;margin:0;color:#fff;font-size:10px;font-weight:700;line-height:11px;letter-spacing:.025em}
@media(max-width:375px){.bottom-nav{grid-template-columns:minmax(56px,1fr) minmax(57px,1fr) 80px minmax(57px,1fr) minmax(49px,1fr);padding-left:2px;padding-right:2px}.bottom-nav>a,.bottom-nav>button:not(.rsvp-fab){font-size:9px}.bottom-nav .rsvp-fab{width:76px;height:76px;margin-top:-36px}.bottom-nav .rsvp-fab .fab-icon{font-size:27px;height:24px;line-height:24px}.bottom-nav .rsvp-fab .fab-label{font-size:9px}}
/* modal */.modal{position:fixed;z-index:1200;inset:0;background:rgba(34,25,16,.42);opacity:0;visibility:hidden;transition:.25s;display:flex;align-items:flex-end;justify-content:center}.modal.open{opacity:1;visibility:visible}.modal-sheet{width:min(100%,520px);max-height:92dvh;overflow-y:auto;background:var(--paper);border-radius:29px 29px 0 0;padding:38px 21px calc(28px + env(safe-area-inset-bottom));position:relative;transform:translateY(40px);transition:.3s}.modal.open .modal-sheet{transform:translateY(0)}.modal-sheet h3{font-family:var(--serif);font-size:29px;text-align:center;line-height:1.2;margin:0 0 22px}.close{position:absolute;right:19px;top:15px;width:37px;height:37px;border-radius:50%;background:#f4e8d1;color:var(--gold);font-size:26px;line-height:1}.modal label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:0 0 14px}.modal input,.modal textarea{display:block;width:100%;border:1px solid var(--border);background:#fff;border-radius:14px;min-height:49px;margin-top:6px;padding:13px 14px;font-family:inherit;font-size:14px;outline:none;color:var(--ink)}.modal input:focus,.modal textarea:focus{border-color:var(--gold)}fieldset{margin:0 0 15px;padding:0;border:0}legend{font-size:12px;font-weight:600;color:var(--muted);padding-bottom:8px}.choice{display:flex!important;align-items:center;gap:10px;min-height:49px;border:1px solid var(--border);border-radius:14px;padding:8px 13px;margin-bottom:8px!important;background:#fff}.choice input{height:18px;min-height:18px;width:18px;padding:0;margin:0}.choice span{font-size:14px;color:var(--ink)}.honeypot{position:absolute;left:-10000px}.form-result{text-align:center;color:var(--gold);min-height:24px;margin:12px 0 0}.gift-sheet{text-align:center}.qr{width:220px;margin:16px auto 17px;border-radius:15px;border:1px solid #eee}.bank{font-size:15px;line-height:1.7;margin:0 0 18px}.bank strong{font-size:18px;color:#d11b2f}.bank b{font-size:20px;letter-spacing:.08em}.action-row{display:flex;gap:9px}.action-row>*{flex:1}.menu-sheet a{display:block;border-bottom:1px solid #f0e3ce;padding:15px 4px;color:#644629;font-weight:500}
.lightbox{position:fixed;z-index:1300;inset:0;background:rgba(24,18,13,.92);opacity:0;visibility:hidden;display:flex;align-items:center;justify-content:center;transition:.25s}.lightbox.open{opacity:1;visibility:visible}.lightbox img{max-height:86vh;max-width:93vw;border-radius:12px}.lightbox-close{position:absolute;right:18px;top:max(18px,env(safe-area-inset-top));color:white;font-size:34px}.arrow{position:absolute;top:50%;transform:translateY(-50%);width:45px;height:55px;background:rgba(255,255,255,.12);color:white;font-size:39px;border-radius:9px}.arrow.prev{left:9px}.arrow.next{right:9px}
/* animations */.reveal{opacity:0;transform:translateY(19px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:none}.petals{position:fixed;z-index:5;inset:0;pointer-events:none;overflow:hidden}.petals span{position:absolute;top:-30px;width:11px;height:14px;background:rgba(212,179,117,.2);border-radius:100% 4%;animation:petal 13s linear infinite}.petals span:nth-child(1){left:12%;animation-delay:2s}.petals span:nth-child(2){left:31%;animation-delay:8s}.petals span:nth-child(3){left:59%;animation-delay:5s}.petals span:nth-child(4){left:77%;animation-delay:10s}.petals span:nth-child(5){left:91%;animation-delay:1s}@keyframes petal{to{transform:translateY(110vh) rotate(540deg)}}@keyframes float{50%{transform:translateY(8px)}}
@media(min-width:700px){body{padding-bottom:0}.cover{width:420px;left:50%;transform:translateX(-50%);border-left:1px solid var(--border);border-right:1px solid var(--border)}main{max-width:1080px;margin:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:0 34px}.hero{grid-column:1 / 2;grid-row:1 / span 2}.panel#lich-cuoi{}.gallery{grid-column:1 / -1;width:min(100% - 34px,1000px)}.featured-photo{max-width:500px;margin-left:auto;margin-right:auto}.thumb-row{justify-content:center}.thankyou{grid-column:1/-1}.bottom-nav{width:520px;left:50%;right:auto;transform:translateX(-50%);border-radius:35px 35px 0 0}.venue-grid,.family-grid{grid-template-columns:repeat(2,1fr)}}

/* v1.2 music + celebration */
.icon-control{width:42px;height:42px;border-radius:50%;border:1px solid rgba(189,139,66,.28);background:rgba(255,255,255,.9);color:var(--gold);box-shadow:0 10px 24px rgba(160,113,43,.12);font-size:22px;line-height:1}
.music-pill,.icon-control,.music-fab{transition:transform .25s ease, box-shadow .25s ease, background .25s ease}
.music-pill.playing,.icon-control.playing,.music-fab.playing{animation:musicPulse 1.8s ease-in-out infinite;box-shadow:0 0 0 8px rgba(217,178,95,.12),0 12px 26px rgba(169,116,36,.22)}
.music-fab{position:fixed;right:14px;bottom:112px;z-index:910;width:58px;height:58px;border-radius:50%;background:linear-gradient(135deg,#fff8e9 0%,#ecd4a0 100%);border:1px solid rgba(189,139,66,.3);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#8e622a;box-shadow:0 10px 24px rgba(160,113,43,.18)}
.music-fab span{font-size:22px;line-height:1;margin-bottom:2px}.music-fab small{font-size:9px;font-weight:700;letter-spacing:.08em;line-height:1}.music-fab:active{transform:scale(.97)}
.celebration-layer{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:1450}
.celebration-piece{position:absolute;left:var(--x);top:var(--y);font-size:var(--size);line-height:1;opacity:0;transform:translate(-50%,0) rotate(0deg);animation:celebrate var(--dur) ease-out var(--delay) forwards;text-shadow:0 2px 10px rgba(255,255,255,.55)}
.celebration-piece.heart{color:#d9a3b3}.celebration-piece.flower{color:#d9b46d}.celebration-piece.spark{color:#f0d48d}
@keyframes celebrate{0%{opacity:0;transform:translate(-50%,0) scale(.55) rotate(0deg)}12%{opacity:1}100%{opacity:0;transform:translate(calc(-50% + var(--dx)),var(--dy)) scale(1.18) rotate(var(--rot))}}
@keyframes musicPulse{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-2px) scale(1.05)}}
@media(max-width:375px){.music-fab{right:10px;bottom:108px;width:54px;height:54px}.music-fab span{font-size:20px}.music-fab small{font-size:8px}}
@media(min-width:700px){.music-fab{right:max(18px,calc(50% - 240px));bottom:28px}}