/* Flip-card visitor wall (kiosk attract screen + /wall) — uses the app.css design tokens */
.fw-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(var(--fw-size,170px),1fr));gap:14px;align-content:start;overflow:hidden;perspective:1200px}
.fw-card{position:relative;aspect-ratio:3/4;animation:fwpop .6s var(--ease) both}
.fw-inner{position:absolute;inset:0;transition:transform .9s var(--ease);transform-style:preserve-3d}
.fw-card.flipped .fw-inner{transform:rotateY(180deg)}
.fw-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:22px;overflow:hidden;box-shadow:0 0 0 .5px var(--glass-edge),var(--shadow)}
.fw-front{background:var(--fill)}
.fw-front img{width:100%;height:100%;object-fit:cover;display:block}
.fw-front .fw-tag{position:absolute;left:0;right:0;bottom:0;padding:28px 12px 10px;background:linear-gradient(transparent,rgba(0,0,0,.78));color:#fff;line-height:1.2;letter-spacing:-.01em}
.fw-front .fw-tag b{display:block;font-weight:700;font-size:17px}
.fw-front .fw-tag small{display:block;font-weight:500;font-size:12.5px;color:rgba(255,255,255,.8)}
.fw-front .fw-emo{position:absolute;top:8px;right:8px;font-size:24px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.4))}
.fw-back{transform:rotateY(180deg);background:var(--glass-thick);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:14px;gap:6px;color:var(--label)}
.fw-back .fw-big{font-size:40px}
.fw-back .fw-name{font-weight:600;font-size:17px;line-height:1.2;letter-spacing:-.01em}
.fw-back .fw-meta{font-size:13px;color:var(--label-2);font-variant-numeric:tabular-nums}
.fw-back .fw-alias{font-family:var(--display);font-size:24px;font-weight:700;letter-spacing:-.02em;color:var(--tint)}
.fw-new .fw-face{box-shadow:0 0 0 2px var(--tint),0 0 30px var(--tint-glow)}
@keyframes fwpop{from{opacity:0;transform:scale(.92) translateY(16px)}to{opacity:1;transform:none}}
.fw-empty{color:var(--label-2);font-size:19px;padding:30px;grid-column:1/-1;text-align:center}
.fw-emoji{position:fixed;bottom:-60px;font-size:2rem;pointer-events:none;animation:fwfloat linear forwards;z-index:1}
@keyframes fwfloat{0%{transform:translateY(0) rotate(0);opacity:0}10%{opacity:1}100%{transform:translateY(-115vh) rotate(40deg);opacity:0}}

/* celebration: cards fly in from every side, dance, photos float across, firework bursts */
.fw-card.fw-done{animation:none}
.fw-in-left{animation-name:fwInLeft}.fw-in-right{animation-name:fwInRight}.fw-in-top{animation-name:fwInTop}
.fw-in-bottom{animation-name:fwInBottom}.fw-in-spin{animation-name:fwInSpin}
.fw-card[class*="fw-in-"]{animation-duration:.9s;animation-timing-function:cubic-bezier(.2,.9,.3,1.15);animation-fill-mode:both}
@keyframes fwInLeft{from{opacity:0;transform:translateX(-120vw) rotate(-25deg)}to{opacity:1;transform:none}}
@keyframes fwInRight{from{opacity:0;transform:translateX(120vw) rotate(25deg)}to{opacity:1;transform:none}}
@keyframes fwInTop{from{opacity:0;transform:translateY(-110vh) rotate(15deg)}to{opacity:1;transform:none}}
@keyframes fwInBottom{from{opacity:0;transform:translateY(110vh) rotate(-15deg)}to{opacity:1;transform:none}}
@keyframes fwInSpin{from{opacity:0;transform:scale(.1) rotate(-540deg)}to{opacity:1;transform:none}}
.fw-card.fw-jump{animation:fwJump 1.2s ease both}.fw-card.fw-wiggle{animation:fwWiggle 1.2s ease both}.fw-card.fw-zoom{animation:fwZoom 1.2s ease both;z-index:5}
@keyframes fwJump{0%,100%{transform:none}30%{transform:translateY(-34px) rotate(-4deg)}55%{transform:translateY(0)}70%{transform:translateY(-12px) rotate(3deg)}}
@keyframes fwWiggle{0%,100%{transform:none}20%{transform:rotate(-8deg)}40%{transform:rotate(8deg)}60%{transform:rotate(-5deg)}80%{transform:rotate(4deg)}}
@keyframes fwZoom{0%,100%{transform:none}45%{transform:scale(1.22) rotate(2deg);filter:drop-shadow(0 0 24px var(--tint-glow))}}
.fw-fly{position:fixed;left:0;top:0;z-index:2;pointer-events:none;display:flex;flex-direction:column;align-items:center;gap:6px;animation:fwFly linear forwards}
.fw-fly img{width:150px;height:150px;border-radius:50%;object-fit:cover;border:4px solid var(--tint);box-shadow:0 0 30px var(--tint-glow),0 14px 40px rgba(0,0,0,.5)}
.fw-fly span{background:rgba(28,28,30,.82);color:#fff;font-weight:600;padding:5px 14px;border-radius:999px;white-space:nowrap;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur)}
@keyframes fwFly{0%{transform:translate(var(--x0),var(--y0)) rotate(0) scale(.6);opacity:0}8%{opacity:1}
  50%{transform:translate(calc((var(--x0) + var(--x1)) / 2),calc((var(--y0) + var(--y1)) / 2 - 8vh)) rotate(var(--rot)) scale(1.1)}
  92%{opacity:1}100%{transform:translate(var(--x1),var(--y1)) rotate(0) scale(.7);opacity:0}}
.fw-spark{position:fixed;width:9px;height:9px;border-radius:50%;z-index:3;pointer-events:none;box-shadow:0 0 10px currentColor;animation:fwSpark 1.6s ease-out forwards}
@keyframes fwSpark{0%{transform:translate(0,0) scale(1);opacity:1}70%{opacity:1}100%{transform:translate(var(--dx),calc(var(--dy) + 60px)) scale(.3);opacity:0}}
@media (prefers-reduced-motion: reduce){.fw-inner{transition:none}.fw-card{animation-duration:.01s!important}.fw-emoji,.fw-fly,.fw-spark{display:none}}

/* tap a card: photo + QR popup */
.fw-modal{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.55);-webkit-backdrop-filter:saturate(160%) blur(30px);backdrop-filter:saturate(160%) blur(30px);display:none;align-items:center;justify-content:center;padding:24px}
.fw-modal.on{display:flex}
.fw-box{position:relative;display:flex;gap:32px;align-items:center;background:var(--glass-thick);border:.5px solid var(--glass-edge);border-radius:28px;padding:28px 34px;max-width:96vw;max-height:94vh;color:var(--label);box-shadow:var(--shadow)}
.fw-box .fw-ph{max-height:78vh;max-width:42vw;border-radius:22px;box-shadow:var(--shadow)}
.fw-side{text-align:center;max-width:420px}
.fw-side h2{font-family:var(--display);font-size:32px;font-weight:700;letter-spacing:-.025em;margin:0 0 4px}
.fw-side .fw-meta{color:var(--label-2);font-size:15px}
.fw-side .fw-qr{width:min(32vw,340px);background:#fff;border-radius:22px;padding:14px;margin:16px 0 10px}
.fw-side p{font-size:17px;line-height:1.45;margin:6px 0}
.fw-cd{color:var(--label-2);font-size:13px;font-variant-numeric:tabular-nums}
.fw-close{position:absolute;top:12px;right:14px;border:0;background:var(--fill);color:var(--label);border-radius:999px;width:36px;height:36px;font-size:15px;cursor:pointer}
.fw-close:hover{background:var(--fill-2)}
@media (max-width:800px){.fw-box{flex-direction:column;padding:20px}.fw-box .fw-ph{max-width:80vw;max-height:40vh}.fw-side .fw-qr{width:60vw}}