.sd-shell{--sd-sky:#bfe8ff;--sd-ground:#9fd26f;--sd-accent:#2f6b4f;max-width:980px;margin:0 auto;min-height:100dvh;color:#1e2a4a;font-family:var(--font-body,system-ui,sans-serif);background:#fffaf5}
.sd-bar{display:flex;align-items:center;gap:10px;min-height:60px;padding:8px 14px;background:#fff;border-bottom:1px solid #e8e2d8;position:relative;z-index:20}.sd-bar a{display:inline-flex;align-items:center;min-height:44px;color:#1e2a4a;font-weight:850;text-decoration:none}.sd-bar-title{margin:0;font-weight:900}.sd-spacer{flex:1}.sd-progress{padding:8px 12px;border-radius:999px;background:#f2f6f3;font-weight:850;font-size:.88rem}.sd-icon{min-width:44px;min-height:44px;border:1px solid #d9d2c7;border-radius:50%;background:#fff;font-size:1.1rem}
.sd-screen{display:none;position:relative;min-height:calc(100dvh - 60px)}.sd-screen.active{display:block}
.sd-intro{overflow:hidden;background:linear-gradient(155deg,#dff4ff,#eef8de 54%,#ffe9c8)}.sd-intro-art{position:absolute;inset:0;display:grid;place-items:center;font-size:clamp(7rem,28vw,15rem);opacity:.35;filter:saturate(.9)}
.sd-panel{box-sizing:border-box;position:relative;width:min(560px,calc(100% - 28px));margin:0 auto;padding:clamp(24px,6vw,48px);top:clamp(24px,8vh,72px);border:1px solid rgba(30,42,74,.12);border-radius:28px;background:rgba(255,255,255,.94);box-shadow:0 18px 55px rgba(30,42,74,.16);text-align:center}.sd-panel h1{margin:0 0 10px;font-size:clamp(2rem,7vw,3.5rem);line-height:1}.sd-panel>p{margin:0;color:#526075;font-size:1.05rem;line-height:1.55}
.sd-setup{display:grid;gap:10px;margin:20px 0;padding:14px;border-radius:18px;background:#f6f8f5;text-align:left}.sd-setup summary{min-height:44px;display:flex;align-items:center;font-weight:900;cursor:pointer}.sd-setting{display:grid;gap:7px}.sd-setting b{font-size:.82rem}.sd-choice-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.sd-choice-row button,.sd-toggle{min-height:48px;padding:8px 10px;border:2px solid #d7d0c4;border-radius:13px;background:#fff;color:#1e2a4a;font-weight:850}.sd-choice-row button[aria-pressed=true],.sd-toggle[aria-pressed=true]{border-color:#4a9672;background:#e5f5eb}.sd-start{min-width:min(300px,100%);min-height:58px;padding:12px 24px;border:0;border-radius:999px;background:#d24d2f;color:#fff;font-size:1.15rem;font-weight:900;box-shadow:0 5px 0 #9f3420}.sd-micro{margin-top:14px!important;font-size:.82rem!important}
.sd-play{overflow:hidden;background:linear-gradient(180deg,var(--sd-sky) 0 54%,var(--sd-ground) 54%)}.sd-scene{position:absolute;inset:0;overflow:hidden;touch-action:none}.sd-scene::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.22),transparent 45%);pointer-events:none}
.sd-theme-orchard{--sd-sky:#c8ecff;--sd-ground:#a7d36d}.sd-theme-playground{--sd-sky:#bfe9ff;--sd-ground:#8ed276}.sd-theme-halloween{--sd-sky:#65547f;--sd-ground:#5d7c4d}.sd-theme-house{--sd-sky:#f8dfc5;--sd-ground:#d9b68f}.sd-theme-farm{--sd-sky:#c9edff;--sd-ground:#d2bf70}
.sd-theme-halloween .sd-scene::before{background:radial-gradient(circle at 75% 10%,#fff5ca 0 5%,transparent 6%),linear-gradient(180deg,rgba(255,255,255,.06),transparent)}
.sd-landmark{position:absolute;z-index:5;transform:translate(-50%,-50%);display:grid;place-items:center;min-width:72px;min-height:72px;border:3px solid transparent;border-radius:20px;background:transparent;color:#1e2a4a;text-align:center;font-weight:850;line-height:1.05;touch-action:manipulation}.sd-landmark .sd-emoji{font-size:clamp(3.5rem,11vw,7rem);filter:drop-shadow(0 7px 6px rgba(30,42,74,.2))}.sd-landmark small{display:block;margin-top:-3px;padding:3px 7px;border-radius:999px;background:rgba(255,255,255,.9);font-size:.72rem}.sd-landmark:focus-visible,.sd-object:focus-visible{outline:4px solid #fff;box-shadow:0 0 0 7px #1e2a4a}.sd-landmark.sd-ready{z-index:14;border-color:rgba(255,255,255,.7);background:rgba(255,255,255,.2)}.sd-landmark.sd-payoff{animation:sd-landmark-payoff .8s ease-in-out}
.sd-object{position:absolute;z-index:8;transform:translate(-50%,-50%);display:grid;place-items:center;box-sizing:border-box;width:88px;min-height:68px;padding:3px;border:3px solid transparent;border-radius:18px;background:transparent;color:#1e2a4a;font-weight:850;line-height:1;touch-action:none;cursor:grab;transition:left .35s cubic-bezier(.34,1.56,.64,1),top .35s cubic-bezier(.34,1.56,.64,1),transform .18s}.sd-object .sd-emoji{font-size:clamp(3rem,9vw,5.4rem);filter:drop-shadow(0 6px 5px rgba(30,42,74,.22));pointer-events:none}.sd-object small{display:block;box-sizing:border-box;width:100%;margin-top:-2px;padding:3px 4px;border-radius:999px;background:rgba(255,255,255,.9);font-size:.66rem;line-height:1.05;overflow-wrap:anywhere;pointer-events:none}.sd-object.sd-selected{border-color:#fff;background:rgba(255,255,255,.25);transform:translate(-50%,-50%) scale(1.08)}.sd-object.sd-dragging{transition:none;cursor:grabbing;z-index:15}.sd-object.sd-payoff{animation:sd-payoff .75s ease-in-out}.sd-object.sd-wrong{animation:sd-wobble .35s ease-in-out}
.sd-scene.sd-placing .sd-object{pointer-events:none}.sd-scene.sd-placing .sd-landmark{z-index:14}
.sd-prompt{position:absolute;z-index:18;left:50%;top:12px;transform:translateX(-50%);box-sizing:border-box;width:min(720px,calc(100% - 24px));display:flex;align-items:center;justify-content:center;gap:9px;flex-wrap:wrap;padding:10px 12px;border:2px solid rgba(30,42,74,.14);border-radius:18px;background:rgba(255,255,255,.96);box-shadow:0 6px 18px rgba(30,42,74,.14)}.sd-prompt-text{flex:1 1 250px;margin:0;text-align:center;font-weight:900}.sd-prompt-text[data-hidden=true]{font-size:.95rem;color:#526075}.sd-hear{min-height:46px;padding:8px 13px;border:2px solid #b9c6be;border-radius:999px;background:#fff;color:#1e2a4a;font-weight:850}
.sd-toast{position:absolute;z-index:19;left:50%;bottom:86px;transform:translate(-50%,16px);box-sizing:border-box;width:min(520px,calc(100% - 28px));padding:13px 16px;border-radius:18px;background:rgba(255,255,255,.96);box-shadow:0 12px 30px rgba(30,42,74,.22);font-weight:900;text-align:center;opacity:0;pointer-events:none;transition:.2s}.sd-toast.show{opacity:1;transform:translate(-50%,0)}
.sd-task-rail{position:absolute;z-index:17;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translateX(-50%);display:flex;justify-content:center;gap:7px;width:min(560px,calc(100% - 28px));padding:9px;border-radius:999px;background:rgba(255,255,255,.9)}.sd-dot{width:14px;height:14px;border-radius:50%;background:#d5d0c8}.sd-dot.done{background:#438467}.sd-dot.now{box-shadow:0 0 0 3px #fff,0 0 0 5px #1e2a4a}
.sd-finish{position:absolute;z-index:25;inset:0;display:none;place-items:center;padding:16px;background:rgba(30,42,74,.32)}.sd-finish.show{display:grid}.sd-finish-card{width:min(520px,100%);box-sizing:border-box;padding:28px;border-radius:28px;background:#fffaf4;text-align:center;box-shadow:0 20px 55px rgba(30,42,74,.28)}.sd-finish-art{font-size:5rem}.sd-finish h2{margin:8px 0}.sd-finish p{color:#526075;line-height:1.55}.sd-finish-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.sd-finish-actions button,.sd-finish-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:9px 16px;border:2px solid #d24d2f;border-radius:999px;background:#d24d2f;color:#fff;font-weight:850;text-decoration:none}.sd-finish-actions .secondary{background:#fff;color:#1e2a4a;border-color:#cfc7bb}
.sd-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@keyframes sd-wobble{25%{transform:translate(-58%,-50%) rotate(-4deg)}75%{transform:translate(-42%,-50%) rotate(4deg)}}@keyframes sd-payoff{35%{transform:translate(-50%,-68%) scale(1.16) rotate(-4deg)}70%{transform:translate(-50%,-45%) scale(1.06) rotate(4deg)}}@keyframes sd-landmark-payoff{35%{transform:translate(-50%,-54%) scale(1.12) rotate(-3deg)}70%{transform:translate(-50%,-48%) scale(1.05) rotate(3deg)}}
@media(max-width:620px){.sd-panel{top:16px;padding:24px 18px}.sd-prompt{top:8px}.sd-landmark{min-width:58px;min-height:58px}.sd-object{width:64px;min-height:56px}.sd-landmark small,.sd-object small{font-size:.6rem}.sd-toast{bottom:70px}.sd-task-rail{bottom:8px}}
@media(max-height:700px){.sd-panel{top:8px;padding:16px}.sd-panel h1{font-size:1.8rem}.sd-setup{margin:10px 0}.sd-landmark .sd-emoji{font-size:3.5rem}.sd-object .sd-emoji{font-size:3rem}}
@media(prefers-reduced-motion:reduce){.sd-object,.sd-toast{transition:none}.sd-object.sd-payoff,.sd-object.sd-wrong{animation:none}}