:root{
  --bg:#f5f5f5;
  --card:#ffffff;
  --accent:#ff5c7c;
  --muted:#6b7280;
  --glass: rgba(255,255,255,0.8);
  --radius:16px;
  --maxw:720px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: linear-gradient(180deg,#fefefe 0%, #f0f0f0 100%);
  color:#111;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  display:flex;
  justify-content:center;
  padding:20px;
}

.container{
  width:100%;
  max-width:var(--maxw);
}

.card{
  background: var(--card);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:0 6px 20px rgba(0,0,0,0.1);
  overflow:hidden;
  position:relative;
}

.cover-wrapper{
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  cursor:pointer;
}

.cover-img{
  width:100%;
  display:block;
  filter: blur(8px) brightness(0.7);
  transform: scale(1.05);
  transition: filter 0.6s ease, transform 0.6s ease;
}

.cover-overlay{
  position:absolute;
  top:0; left:0; right:0; bottom:0;
  display:flex;
  justify-content:center;
  align-items:center;
  flex-direction:column;
  color:white;
  text-align:center;
  font-weight:bold;
  pointer-events:none;
  transition: opacity 0.6s ease;
}

.cover-overlay h1{
  font-size:2em;
  margin:0;
}

.cover-overlay p{
  font-size:1em;
}

.invite-content{
  opacity:0;
  transition: opacity 0.8s ease;
}
.invite-content.show{
  display:block;
  opacity:1;
}

/* Form & buttons */
.form-row{margin:10px 0;display:flex;flex-direction:column;gap:8px}
.input, textarea, .file {
  background: var(--glass);
  border:1px solid rgba(0,0,0,0.1);
  padding:12px;
  border-radius:12px;
  color:#111;
  font-size:15px;
  width:100%;
}
textarea{min-height:100px;resize:vertical}
.small{font-size:13px;color:var(--muted);}

.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 16px;border-radius:12px;background:var(--accent);color:#fff;border:0;
  font-weight:600;cursor:pointer;box-shadow:0 4px 12px rgba(255,92,124,0.2)
}
.btn.ghost{background:transparent;border:1px solid rgba(0,0,0,0.1);color:var(--muted)}
.row{display:flex;gap:8px;flex-wrap:wrap}
.small-btn{padding:8px 10px;border-radius:10px;font-size:14px}

.meta{
  display:flex;justify-content:space-between;align-items:center;margin-top:8px;
}
.link-box{background:rgba(0,0,0,0.05);padding:10px;border-radius:10px;font-size:14px;word-break:break-all}

.preview-cover{width:100%;height:220px;background:#ddd;border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.preview-cover img{width:100%;height:100%;object-fit:cover}

.guest-card{background:linear-gradient(90deg, rgba(0,0,0,0.02), rgba(0,0,0,0.01));padding:10px;border-radius:10px;margin:8px 0;display:flex;justify-content:space-between;align-items:center}

.footer-note{font-size:13px;color:var(--muted);margin-top:10px;text-align:center}

/* responsive tweaks */
@media(min-width:900px){
  body{padding:40px}
  .card{padding:24px}
}