/* ================= Thiệp cưới Quang Dũng & Thanh Nhàn ================= */
:root{
  --red:#9E2B25;
  --red-deep:#7E1F1A;
  --red-ink:#A93226;
  --cream:#F6EFE3;
  --ivory:#FDF9F0;
  --ink:#3A2320;
  --serif:"Lora", Georgia, "Times New Roman", serif;
  --display:"Prata", Georgia, "Times New Roman", serif;
  --script:"Great Vibes", "Snell Roundhand", cursive;
  --pad:26px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--red-deep);
  color:var(--ink);
  font-family:var(--serif);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
p{margin:0}

/* --- nền ngoài pattern 囍 --- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-1;
  background-color:var(--red-deep);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Ctext x='60' y='78' text-anchor='middle' font-size='58' fill='%23F6EFE3' font-family='serif'%3E%E5%9B%8D%3C/text%3E%3C/svg%3E");
  background-size:120px 120px;
  opacity:1;
}
body::after{
  content:"";
  position:fixed;inset:0;z-index:-1;
  background:var(--red-deep);
  opacity:.95;
}

/* ================= khung thiệp ================= */
.card{
  position:relative;
  width:100%;
  max-width:520px;
  margin:0 auto;
  background:var(--cream);
  overflow:hidden;
}
@media (min-width:768px){
  .card{
    margin:32px auto;
    box-shadow:0 24px 60px rgba(0,0,0,.38);
  }
}

section{position:relative}
.red{background:var(--red);color:var(--cream)}
.cream{background:var(--cream);color:var(--red-ink)}

.inner{padding:52px var(--pad)}

/* khung viền kép kiểu thiệp in cho khối nền đỏ */
.frame{
  padding:48px var(--pad);
  position:relative;
}
.frame::before{
  content:"";
  position:absolute;
  inset:14px;
  border:1px solid rgba(246,239,227,.45);
  pointer-events:none;
}
.frame::after{
  content:"";
  position:absolute;
  inset:19px;
  border:1px solid rgba(246,239,227,.22);
  pointer-events:none;
}
.frame > *{position:relative;z-index:1}

.boxed{
  position:relative;
  margin:0 var(--pad) 8px;
  padding:38px 22px;
  border:1px solid rgba(158,43,37,.42);
  outline:1px solid rgba(158,43,37,.18);
  outline-offset:5px;
}

/* ================= chữ chung ================= */
.script{font-family:var(--script);font-weight:400;line-height:1.25}
.script-lg{
  font-size:clamp(30px,9vw,44px);
  text-align:center;
  margin:0 0 18px;
}
.red .script-lg{color:var(--cream)}
.cream .script-lg{color:var(--red-ink)}

.hy{
  font-family:Georgia,serif;
  font-size:clamp(46px,14vw,64px);
  text-align:center;
  color:var(--cream);
  line-height:1;
  margin-bottom:14px;
  opacity:.92;
}

.rule{
  width:56px;height:1px;
  margin:22px auto;
  background:rgba(246,239,227,.55);
}
.rule.dark{background:rgba(158,43,37,.4)}

.dots{
  text-align:center;
  letter-spacing:.4em;
  font-size:12px;
  opacity:.6;
  margin-top:22px;
}

.h2{
  font-family:var(--display);
  font-size:clamp(20px,5.6vw,26px);
  font-weight:400;
  text-align:center;
  margin:0;
  color:var(--red-ink);
  line-height:1.4;
}

/* ================= 1. HERO ================= */
.names{
  margin:0 0 10px;
  text-align:center;
  font-weight:400;
}
.names .n{
  display:block;
  font-family:var(--display);
  font-size:clamp(26px,8.4vw,40px);
  letter-spacing:.12em;
  line-height:1.35;
  color:var(--ivory);
  word-break:break-word;
}
.names .amp{
  display:block;
  font-size:clamp(24px,7vw,32px);
  margin:2px 0;
  color:rgba(246,239,227,.9);
}

.hero-photo{
  margin:22px auto 0;
  padding:8px;
  border:1px solid rgba(246,239,227,.55);
}
.hero-photo img{
  width:100%;
  height:auto;
  max-height:56vh;
  object-fit:cover;
  object-position:center 22%;
}

.hero-date{
  margin-top:20px;
  text-align:center;
  font-size:clamp(13px,3.6vw,15px);
  letter-spacing:.16em;
  text-transform:uppercase;
  color:rgba(246,239,227,.95);
}

.invite-line{
  text-align:center;
  font-family:var(--display);
  font-size:clamp(16px,4.6vw,20px);
  line-height:1.5;
  color:var(--ivory);
}
#guest-name{white-space:normal;word-break:break-word}
.invite-sub{
  text-align:center;
  margin-top:8px;
  font-size:14px;
  font-style:italic;
  color:rgba(246,239,227,.85);
}

/* ================= 2. THÔNG BÁO ================= */
.s-announce .inner{padding-bottom:34px}
.invite-photo{
  margin:0 0 38px;
  padding:8px;
  border:1px solid rgba(158,43,37,.4);
  outline:1px solid rgba(158,43,37,.18);
  outline-offset:5px;
}
.invite-photo img{width:100%;height:auto}
.parents{
  display:flex;
  align-items:stretch;
  gap:14px;
  text-align:center;
}
.p-col{flex:1 1 0;min-width:0}
.p-div{width:1px;background:rgba(158,43,37,.32)}
.p-side{
  font-family:var(--display);
  font-size:13px;
  letter-spacing:.18em;
  margin-bottom:10px;
}
.p-name{
  font-size:clamp(10.8px,3.05vw,12.5px);
  letter-spacing:0;
  line-height:1.9;
  word-break:break-word;
}

.announce-lead{
  margin-top:32px;
  text-align:center;
  font-size:12.5px;
  letter-spacing:.14em;
  line-height:2;
}

.couple-names{margin-top:26px}
.cn{
  font-family:var(--display);
  font-size:clamp(19px,5.6vw,25px);
  letter-spacing:.05em;
  line-height:1.4;
  color:var(--red-ink);
}
.cn-left{text-align:left;padding-left:2px}
.cn-right{text-align:right;padding-right:2px}
.cn-amp{
  text-align:center;
  font-size:clamp(22px,6vw,28px);
  margin:4px 0;
  color:var(--red-ink);
}

/* ================= 3. LỄ THÀNH HÔN ================= */
.s-ceremony{padding-bottom:52px}
.s-ceremony .boxed{text-align:center}
.c-kicker{
  font-family:var(--display);
  font-size:clamp(13px,3.6vw,15px);
  letter-spacing:.13em;
  line-height:1.7;
}
.c-time{
  margin-top:12px;
  font-size:12.5px;
  letter-spacing:.14em;
}
.big-date{
  font-family:var(--display);
  font-size:clamp(30px,10vw,44px);
  letter-spacing:.06em;
  margin:14px 0 10px;
  line-height:1.2;
  white-space:nowrap;
}
.big-date .sep{
  display:inline-block;
  padding:0 .18em;
  opacity:.45;
  font-size:.72em;
  vertical-align:.08em;
}
.big-date.light{color:var(--ivory)}
.c-lunar{font-size:11.5px;letter-spacing:.08em;opacity:.85}

/* ================= 4. TIỆC ================= */
.lbl{
  text-align:center;
  font-style:italic;
  font-size:13px;
  opacity:.85;
  margin-top:14px;
}
.party-time{
  text-align:center;
  font-family:var(--display);
  font-size:clamp(15px,4.4vw,19px);
  letter-spacing:.08em;
  margin-top:4px;
}
.s-party .big-date{text-align:center}
.venue{
  text-align:center;
  font-family:var(--display);
  font-size:clamp(17px,5vw,22px);
  letter-spacing:.08em;
  line-height:1.5;
  margin-top:4px;
  color:var(--ivory);
}
.venue-addr{
  text-align:center;
  margin-top:8px;
  font-size:13.5px;
  line-height:1.7;
  color:rgba(246,239,227,.9);
}
.venue-time{
  text-align:center;
  margin-top:14px;
  font-size:13px;
  letter-spacing:.06em;
  color:rgba(246,239,227,.95);
}
.venue-welcome{
  text-align:center;
  margin-top:8px;
  font-size:13px;
  font-style:italic;
  color:rgba(246,239,227,.85);
}

.btn-ghost{
  display:block;
  width:100%;
  max-width:280px;
  margin:22px auto 0;
  padding:13px 20px;
  border:1px solid rgba(246,239,227,.75);
  color:var(--cream);
  background:transparent;
  font-family:var(--display);
  font-size:13px;
  letter-spacing:.2em;
  text-align:center;
  text-decoration:none;
  transition:background .25s ease,color .25s ease;
}
.btn-ghost:hover,.btn-ghost:focus-visible{
  background:var(--cream);
  color:var(--red);
}

.map-wrap{
  margin-top:26px;
  padding:8px;
  border:1px solid rgba(246,239,227,.4);
  background:var(--cream);
}
.map-svg{width:100%;height:auto;display:block}

/* ================= 5. TIMELINE ================= */
.tl{
  list-style:none;
  margin:8px 0 0;
  padding:0 0 0 6px;
  position:relative;
}
.tl::before{
  content:"";
  position:absolute;
  left:23px;top:14px;bottom:14px;
  width:1px;
  background:rgba(158,43,37,.3);
}
.tl li{
  position:relative;
  display:grid;
  grid-template-columns:36px 1fr;
  column-gap:16px;
  align-items:start;
  padding:16px 0;
}
.tl-ic{
  grid-row:span 2;
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(158,43,37,.4);
  border-radius:50%;
  background:var(--cream);
  color:var(--red-ink);
}
.tl-ic svg{width:18px;height:18px}
.tl-t{
  font-family:var(--display);
  font-size:17px;
  letter-spacing:.06em;
  line-height:1.3;
}
.tl-d{
  grid-column:2;
  font-size:14px;
  line-height:1.6;
  opacity:.9;
}

/* ================= 6. CÔ DÂU – CHÚ RỂ ================= */
.polas{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:34px;
  margin-top:10px;
}
.pola{
  margin:0;
  width:min(78%,300px);
  background:#fff;
  padding:12px 12px 22px;
  box-shadow:0 10px 26px rgba(58,35,32,.18);
}
.pola-l{transform:rotate(-3deg)}
.pola-r{transform:rotate(3deg)}
.pola img{
  width:100%;
  height:auto;
  aspect-ratio:4/5;
  object-fit:cover;
  object-position:center 18%;
}
.pola figcaption{
  display:block;
  text-align:center;
  padding-top:14px;
}
.pola-role{
  display:block;
  font-family:var(--display);
  font-size:11.5px;
  letter-spacing:.24em;
  color:var(--red-ink);
  opacity:.8;
}
.pola-name{
  display:block;
  font-size:26px;
  color:var(--red-ink);
  margin-top:2px;
}
.couple-note{
  margin-top:34px;
  text-align:center;
  font-size:14.5px;
  line-height:1.9;
  font-style:italic;
  color:var(--red-ink);
  opacity:.92;
}

/* ================= 7. ALBUM ================= */
.album-sub{
  text-align:center;
  font-size:12.5px;
  font-style:italic;
  opacity:.7;
  margin-bottom:20px;
}
.grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:8px;
}
@media (min-width:768px){
  .grid{grid-template-columns:repeat(3,1fr)}
}
.grid button{
  padding:0;border:0;background:none;cursor:pointer;
  display:block;line-height:0;
}
.grid img{
  width:100%;
  height:auto;
  aspect-ratio:1/1;
  object-fit:cover;
  transition:opacity .25s ease;
}
.grid button:hover img,.grid button:focus-visible img{opacity:.82}

/* ================= 8. RSVP ================= */
.s-rsvp{background:var(--ivory)}
#rsvp-form{margin-top:26px}
.fl{
  display:block;
  font-size:12.5px;
  letter-spacing:.08em;
  margin:16px 0 6px;
  color:var(--red-ink);
}
.req{opacity:.7}
#rsvp-form input,
#rsvp-form textarea,
#rsvp-form select{
  width:100%;
  padding:12px 14px;
  border:1px solid rgba(158,43,37,.35);
  background:#fff;
  color:var(--ink);
  font-family:var(--serif);
  font-size:15px;
  border-radius:2px;
  -webkit-appearance:none;
  appearance:none;
}
#rsvp-form select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%239E2B25' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  padding-right:38px;
}
#rsvp-form textarea{resize:vertical}
#rsvp-form input:focus,#rsvp-form textarea:focus,#rsvp-form select:focus{
  outline:none;
  border-color:var(--red);
  box-shadow:0 0 0 2px rgba(158,43,37,.12);
}

.btn-solid{
  display:block;width:100%;
  margin-top:26px;
  padding:15px 18px;
  border:0;
  background:var(--red);
  color:var(--cream);
  font-family:var(--display);
  font-size:13px;
  letter-spacing:.16em;
  cursor:pointer;
  border-radius:2px;
  transition:background .25s ease,opacity .2s ease;
}
.btn-solid:hover{background:var(--red-deep)}
.btn-solid[disabled]{opacity:.55;cursor:default}

.btn-outline{
  display:block;width:100%;
  margin-top:14px;
  padding:14px 18px;
  border:1px solid var(--red);
  background:transparent;
  color:var(--red);
  font-family:var(--display);
  font-size:13px;
  letter-spacing:.16em;
  cursor:pointer;
  border-radius:2px;
  transition:background .25s ease,color .25s ease;
}
.btn-outline:hover{background:var(--red);color:var(--cream)}

.form-err{
  margin-top:12px;
  text-align:center;
  font-size:14px;
  color:#B3261E;
}
.rsvp-done{
  margin-top:30px;
  text-align:center;
  padding:30px 18px;
  border:1px solid rgba(158,43,37,.3);
}
.done-hy{font-size:38px;color:var(--red);line-height:1;font-family:Georgia,serif}
.done-txt{
  margin-top:12px;
  font-size:15.5px;
  line-height:1.8;
  color:var(--red-ink);
}

/* ================= 9. COUNTDOWN ================= */
.s-count .frame{padding-bottom:40px}
.cd{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:8px;
  margin-top:6px;
}
.cd-box{
  border:1px solid rgba(246,239,227,.45);
  padding:14px 4px 10px;
  text-align:center;
}
.cd-n{
  display:block;
  font-family:var(--display);
  font-size:clamp(20px,6.6vw,30px);
  line-height:1.1;
  color:var(--ivory);
}
.cd-l{
  display:block;
  margin-top:6px;
  font-size:11px;
  letter-spacing:.14em;
  opacity:.8;
}
.cd-done{
  text-align:center;
  margin-top:16px;
  font-family:var(--display);
  font-size:17px;
  color:var(--ivory);
}

.thanks{position:relative;line-height:0}
.thanks img{width:100%;height:auto}
.thanks-ov{
  position:absolute;inset:0;
  display:flex;flex-direction:column;
  align-items:center;justify-content:flex-end;
  padding:0 20px 34px;
  background:linear-gradient(to bottom,rgba(126,31,26,0) 42%,rgba(126,31,26,.5) 74%,rgba(126,31,26,.82) 100%);
  line-height:1.3;
}
.thanks-txt{
  font-size:clamp(38px,12vw,58px);
  color:#fff;
  text-shadow:0 3px 18px rgba(0,0,0,.45);
}
.thanks-sub{
  margin-top:6px;
  font-size:13px;
  letter-spacing:.16em;
  color:rgba(255,255,255,.95);
  text-shadow:0 2px 10px rgba(0,0,0,.5);
}
.foot{
  background:var(--red-deep);
  color:rgba(246,239,227,.8);
  text-align:center;
  font-size:12px;
  letter-spacing:.06em;
  padding:20px 18px;
}

/* ================= Lightbox ================= */
.lb{
  position:fixed;inset:0;z-index:60;
  background:rgba(0,0,0,.92);
  display:flex;align-items:center;justify-content:center;
  padding:56px 12px;
}
.lb[hidden]{display:none}
.lb img{
  max-width:100%;
  max-height:100%;
  object-fit:contain;
}
.lb-btn{
  position:absolute;
  background:rgba(0,0,0,.35);
  border:1px solid rgba(255,255,255,.3);
  color:#fff;
  cursor:pointer;
  line-height:1;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
}
.lb-close{top:14px;right:14px;width:44px;height:44px;font-size:26px}
.lb-prev,.lb-next{top:50%;transform:translateY(-50%);width:46px;height:46px;font-size:30px}
.lb-prev{left:10px}
.lb-next{right:10px}
.lb-count{
  position:absolute;bottom:16px;left:0;right:0;
  text-align:center;color:rgba(255,255,255,.75);
  font-size:13px;letter-spacing:.1em;
}

/* ================= Modal QR ================= */
.modal{
  position:fixed;inset:0;z-index:70;
  background:rgba(58,35,32,.72);
  display:flex;align-items:center;justify-content:center;
  padding:20px;
}
.modal[hidden]{display:none}
.modal-box{
  position:relative;
  width:100%;max-width:440px;
  background:var(--ivory);
  border:1px solid rgba(158,43,37,.35);
  outline:1px solid rgba(158,43,37,.15);
  outline-offset:5px;
  padding:32px 22px 28px;
  max-height:88vh;
  overflow:auto;
}
.modal-x{
  position:absolute;top:8px;right:10px;
  width:36px;height:36px;
  background:none;border:0;cursor:pointer;
  font-size:26px;line-height:1;color:var(--red-ink);
}
.modal-hy{text-align:center;font-size:32px;color:var(--red);font-family:Georgia,serif;line-height:1}
.modal-h{
  text-align:center;
  font-family:var(--display);
  font-weight:400;
  font-size:19px;
  color:var(--red-ink);
  margin:10px 0 22px;
}
.qr-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.qr-t{
  text-align:center;
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--red-ink);
  margin-bottom:8px;
}
.qr-box{
  aspect-ratio:1/1;
  border:1px solid rgba(158,43,37,.45);
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:6px;
  background:#fff;
  padding:8px;
}
.qr-box img{width:100%;height:100%;object-fit:contain}
.qr-hy{font-size:30px;color:var(--red);font-family:Georgia,serif;line-height:1}
.qr-note{font-size:11px;opacity:.6;text-align:center;color:var(--ink)}

/* ================= Reveal animation ================= */
.reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .7s ease,transform .7s ease;
}
.reveal.in{opacity:1;transform:none}
.pola-l.reveal{transform:translateY(24px) rotate(-3deg)}
.pola-r.reveal{transform:translateY(24px) rotate(3deg)}
.pola-l.reveal.in{transform:rotate(-3deg)}
.pola-r.reveal.in{transform:rotate(3deg)}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none !important}
  .pola-l.reveal{transform:rotate(-3deg) !important}
  .pola-r.reveal{transform:rotate(3deg) !important}
  *{animation:none !important;scroll-behavior:auto !important}
}