:root{--bg:#05070b;--line:rgba(255,255,255,.16);--text:#f3f0e7;--soft:rgba(255,255,255,.62);--faint:rgba(255,255,255,.38);--gold:#ffd479;--cyan:#69d3cf}
*{box-sizing:border-box}
html,body{width:100%;height:100%;margin:0;overflow:hidden;background:var(--bg);color:var(--text);font-family:"Noto Serif SC","Songti SC",serif}
button{font:inherit;color:inherit}.heart-return{position:relative;width:100%;height:100%;isolation:isolate}
.scene,.scene-shade{position:absolute;inset:0;width:100%;height:100%}.scene{z-index:-3;object-fit:cover;object-position:center;filter:saturate(.62) brightness(.55)}
.scene-shade{z-index:-2;background:linear-gradient(90deg,rgba(2,4,7,.9),rgba(2,4,7,.48) 50%,rgba(2,4,7,.88)),linear-gradient(0deg,rgba(2,4,7,.8),transparent 60%)}
.hud{position:absolute;z-index:10;left:0;right:0;top:0;height:calc(54px + env(safe-area-inset-top));padding:env(safe-area-inset-top) max(14px,env(safe-area-inset-right)) 0 max(16px,env(safe-area-inset-left));display:flex;align-items:center;gap:16px;border-bottom:1px solid var(--line);background:rgba(3,5,8,.72);backdrop-filter:blur(12px)}
.hud-title{display:flex;align-items:center;gap:12px}.hud-title small{color:var(--gold);font:500 8px/1 "DM Mono",monospace;letter-spacing:.23em}.hud-title strong{font-size:14px;letter-spacing:.12em}
.hud-reward{margin-left:auto;display:flex;align-items:center;gap:8px;color:var(--soft);font-size:10px}.hud-reward b{color:var(--gold);font:500 16px/1 "DM Mono",monospace}
.home-button,.secondary-button,.primary-button{min-height:44px;border-radius:8px;cursor:pointer}.home-button,.secondary-button{border:1px solid var(--line);background:rgba(4,6,10,.55)}
.home-button{padding:0 14px;font-size:9px;color:var(--soft)}.secondary-button{padding:0 18px;color:var(--soft)}
.primary-button{padding:0 22px;border:1px solid rgba(255,212,121,.62);background:linear-gradient(100deg,rgba(255,212,121,.3),rgba(255,212,121,.12));color:#fff1cf;font-weight:600;letter-spacing:.1em}
.primary-button:disabled{opacity:.35;cursor:not-allowed}
.return-panel,.lead-panel,.response-panel,.complete-panel{position:absolute;left:50%;top:calc(50% + 25px);width:min(860px,calc(100vw - 48px));max-height:calc(100vh - 84px - env(safe-area-inset-top) - env(safe-area-inset-bottom));overflow:auto;transform:translate(-50%,-50%);border:1px solid var(--line);background:linear-gradient(135deg,rgba(13,17,24,.95),rgba(5,7,11,.94));box-shadow:0 28px 90px rgba(0,0,0,.5);animation:arrive .36s ease-out both}
.return-panel{padding:24px 28px;display:grid;grid-template-columns:1.1fr 1fr auto;align-items:center;gap:22px}
.return-copy small,.lead-panel header small,.response-panel>small,.complete-panel>small{color:var(--gold);font:500 8px/1.3 "DM Mono",monospace;letter-spacing:.24em}
h1{margin:7px 0 5px;font-size:clamp(20px,3vw,32px);font-weight:500;letter-spacing:.08em}p{margin:0;color:var(--soft);font-size:10px;line-height:1.75}
.reward-cards{display:grid;grid-template-columns:1fr 1fr;gap:8px}.reward-cards article{min-height:92px;padding:12px;border:1px solid rgba(255,212,121,.24);background:rgba(255,212,121,.05)}
.reward-cards span,.reward-cards strong{display:block}.reward-cards span{color:var(--faint);font-size:8px}.reward-cards strong{margin-top:5px;color:var(--gold);font:500 18px/1.1 "DM Mono",monospace}.reward-cards p{margin-top:6px;font-size:8px}
.lead-panel{padding:20px 24px}.lead-panel header{text-align:center}.lead-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:15px}
.lead-card{position:relative;min-height:154px;padding:15px 13px;text-align:left;border:1px solid var(--line);border-radius:9px;background:rgba(255,255,255,.025);cursor:pointer;overflow:hidden}
.lead-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--accent,rgba(255,255,255,.2));opacity:.7}.lead-card:hover,.lead-card:focus-visible{border-color:rgba(255,212,121,.45);outline:none}
.lead-card.selected{border-color:var(--gold);background:rgba(255,212,121,.08);box-shadow:inset 0 0 0 1px rgba(255,212,121,.12)}
.lead-card small,.lead-card strong,.lead-card span,.lead-card p{display:block}.lead-card small{color:var(--accent,var(--gold));font:500 7px/1.3 "DM Mono",monospace;letter-spacing:.15em}.lead-card strong{margin-top:20px;font-size:21px;font-weight:500;letter-spacing:.12em}.lead-card span{margin-top:4px;color:var(--soft);font-size:9px}.lead-card p{margin-top:12px;color:var(--faint);font-size:8px}
.lead-card em{position:absolute;right:10px;bottom:8px;color:rgba(255,255,255,.12);font:400 34px/1 serif;font-style:normal}.lead-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:14px}
.response-panel,.complete-panel{padding:22px 30px;text-align:center;width:min(680px,calc(100vw - 48px))}.response-mark{width:45px;height:45px;margin:0 auto 8px;display:grid;place-items:center;border:1px solid rgba(255,212,121,.42);border-radius:50%;color:var(--gold);box-shadow:0 0 28px rgba(255,212,121,.12)}
.response-scene{font-size:9px;color:var(--faint)}blockquote{margin:15px auto;padding:14px 18px;max-width:580px;border-left:1px solid var(--gold);background:rgba(255,255,255,.025);font-size:clamp(14px,2vw,19px);line-height:1.8;text-align:left}
.unlock-line{display:flex;align-items:center;justify-content:center;gap:9px;margin:0 0 13px;font-size:9px}.unlock-line span{color:var(--faint)}.unlock-line strong{color:var(--cyan);font-weight:500}
.complete-seal{width:48px;height:48px;margin:0 auto 8px;display:grid;place-items:center;border:1px solid var(--cyan);border-radius:50%;color:var(--cyan)}
.complete-flow{display:flex;align-items:center;justify-content:center;gap:9px;margin:16px 0;color:var(--gold);font-size:9px}.complete-flow i{color:var(--faint);font-style:normal}.complete-actions{display:flex;justify-content:center;gap:9px}
[hidden]{display:none!important}@keyframes arrive{from{opacity:0;transform:translate(-50%,-47%)}to{opacity:1;transform:translate(-50%,-50%)}}
@media(max-width:900px){
  .hud{height:calc(48px + env(safe-area-inset-top))}.hud-title small{display:none}.hud-title strong{font-size:11px}.home-button{padding:0 9px}
  .return-panel,.lead-panel,.response-panel,.complete-panel{top:calc(50% + 22px);max-height:calc(100vh - 62px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}
  .return-panel{width:calc(100vw - 32px);padding:13px 16px;grid-template-columns:1fr 1.2fr auto;gap:13px}.return-copy h1{font-size:18px}.return-copy p{display:none}.reward-cards article{min-height:72px;padding:8px}.reward-cards p{line-height:1.35}
  .lead-panel{width:calc(100vw - 32px);padding:12px 15px}.lead-panel header p{display:none}.lead-panel h1{font-size:18px}.lead-grid{margin-top:9px}.lead-card{min-height:111px;padding:10px}.lead-card strong{margin-top:9px;font-size:16px}.lead-card p{margin-top:7px}.lead-card em{font-size:23px}.lead-actions{margin-top:9px}
  .response-panel,.complete-panel{padding:12px 20px}.response-mark,.complete-seal{width:36px;height:36px}blockquote{margin:8px auto;padding:9px 13px;font-size:14px}.complete-flow{margin:9px 0}
}
@media(max-width:680px){.hud-reward span{display:none}.lead-card p{display:none}.lead-card{min-height:91px}.lead-card strong{margin-top:8px}.return-panel{grid-template-columns:1fr auto}.return-copy{display:none}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}