/* SVARAC アイコンリング — brand tokens follow the main site (style.css); UI rules follow DADS. */
:root{
  --red:#EE2A2E; --red-hi:#FF4B45; --red-lo:#D9161E; --red-press:#B80F1B; --red-deep:#7A0910;
  --gold:#FFC21A; --gold-hi:#FFE45C; --ink:#141414; --cream:#FFF7EA; --stage:#2A070B;
  --raised:#1E1A19; --raised-2:#2A2422; --muted:#B9ADA0; --rule:rgba(255,194,26,.42); --rule-soft:rgba(255,247,234,.14);
  --err:#FF7A73; --focus-yellow:#FFD43D;
  --f-display:"Dela Gothic One","Noto Sans JP",sans-serif;
  --f-latin:"Bowlby One","Dela Gothic One",sans-serif;
  --f-body:"Noto Sans JP",sans-serif;
  --s1:8px; --s2:16px; --s3:24px; --s4:40px; --s5:64px;
  --radius-ui:8px; --w:520px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100vh;min-height:100svh;background:var(--ink);color:var(--cream);font-family:var(--f-body);font-size:1rem;line-height:1.75;letter-spacing:.02em}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(ellipse 90% 40% at 50% -6%,rgba(255,214,120,.16),transparent 70%),radial-gradient(ellipse 90% 30% at 50% 108%,rgba(122,9,16,.5),transparent 70%)}
img{display:block;max-width:100%}
p{margin:0;word-break:auto-phrase}
h1,h2{margin:0;font-weight:400}
button,input{font:inherit;letter-spacing:inherit}
.nw{display:inline-block}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;opacity:0}
[hidden]{display:none !important}
:focus-visible{outline:4px solid #000;outline-offset:2px;box-shadow:0 0 0 2px var(--focus-yellow)}
a{color:var(--gold-hi);text-underline-offset:3px}

/* header */
.head{display:flex;flex-direction:column;align-items:center;gap:var(--s2);padding:var(--s4) 16px var(--s3);text-align:center}
.head__logo{width:min(56vw,240px)}
.head__logo img{width:100%;height:auto}
.head__title{font-family:var(--f-latin);font-size:clamp(2rem,10vw,3.5rem);line-height:1;letter-spacing:-.01em;white-space:nowrap}
.head__lead{max-width:30em;font-size:.875rem;line-height:1.8;color:var(--muted)}

/* steps */
.main{width:100%;max-width:calc(var(--w) + 32px);margin:0 auto;padding:0 16px var(--s4);display:grid;gap:var(--s4)}
.step{display:grid;gap:var(--s2);justify-items:center}
.step__h{justify-self:stretch;display:flex;align-items:center;gap:12px;font-family:var(--f-body);font-weight:700;font-size:1.25rem;line-height:1.5;letter-spacing:.04em}
.step__no{flex:none;display:grid;place-items:center;width:36px;height:36px;background:var(--gold);color:var(--ink);font-family:var(--f-latin);font-size:1.125rem;line-height:1;transform:rotate(-7deg);box-shadow:3px 3px 0 #000}
.note{justify-self:stretch;font-size:.8125rem;line-height:1.7;color:var(--muted)}
.err{justify-self:stretch;padding:12px 14px;border:1px solid var(--err);border-radius:var(--radius-ui);background:rgba(255,122,115,.1);font-weight:700;font-size:.9375rem}

/* buttons (DADS sizes, brand colours) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;max-width:100%;border-radius:var(--radius-ui);
  font-family:var(--f-body);font-weight:700;font-size:1rem;line-height:1.3;letter-spacing:.02em;text-decoration:none;text-align:center;cursor:pointer}
.btn--lg{min-height:56px;padding:12px 24px}
.btn--red{background:var(--red-lo);color:var(--cream);border:0}
.btn--line{background:transparent;color:var(--cream);border:1px solid rgba(255,247,234,.6)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
@media (hover:hover){
  .btn:not([disabled]):hover{text-decoration:underline;text-decoration-thickness:1px}
  .btn--red:not([disabled]):hover{background:var(--red-press)}
  .btn--line:not([disabled]):hover{background:rgba(255,247,234,.08)}
}
.pick{width:100%;max-width:360px;font-size:1.0625rem;position:relative}
.pick:focus-within{outline:4px solid #000;outline-offset:2px;box-shadow:0 0 0 2px var(--focus-yellow)}
.save{width:100%;max-width:360px;font-size:1.0625rem}

/* preview */
.stage{position:relative;width:100%;max-width:var(--w);aspect-ratio:1/1;background:var(--raised);transition:border-radius .25s ease;overflow:hidden}
.stage canvas{display:block;width:100%;height:100%;touch-action:auto}
.stage.has-img canvas{touch-action:none;cursor:grab}
.stage.has-img canvas:active{cursor:grabbing}
.stage.is-round{border-radius:50%}
.stage.is-over{outline:4px dashed var(--gold);outline-offset:4px}
.stage__empty{position:absolute;left:50%;top:50%;width:56%;aspect-ratio:1/1;transform:translate(-50%,-50%);border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  background:transparent;border:3px dashed rgba(255,247,234,.55);color:var(--cream);font-weight:700;font-size:1rem;cursor:pointer}
.stage__plus{font-family:var(--f-latin);font-size:3rem;line-height:1;color:var(--gold)}
@media (hover:hover){.stage__empty:hover{border-color:var(--gold);background:rgba(255,194,26,.06)}}
.round{display:flex;align-items:center;flex-wrap:wrap;gap:4px 10px;min-height:44px;cursor:pointer;font-weight:700;font-size:.9375rem}
.round input{width:22px;height:22px;margin:0;accent-color:var(--gold);flex:none}
.round__sub{font-weight:400;font-size:.8125rem;color:var(--muted)}

/* controls */
.pad{width:100%;max-width:var(--w);display:grid;grid-template-columns:1fr;gap:var(--s2);justify-items:center}
.pad__zoom{width:100%;max-width:360px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pad__move{display:grid;grid-template-columns:repeat(3,64px);grid-template-rows:repeat(3,64px);gap:8px}
.pad__move [data-act="up"]{grid-column:2;grid-row:1}
.pad__move [data-act="left"]{grid-column:1;grid-row:2}
.pad__move [data-act="right"]{grid-column:3;grid-row:2}
.pad__move [data-act="down"]{grid-column:2;grid-row:3}
.ctl{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:56px;padding:8px 16px;border-radius:var(--radius-ui);
  background:var(--raised-2);color:var(--cream);border:1px solid var(--rule);font-weight:700;font-size:1rem;cursor:pointer;
  -webkit-user-select:none;user-select:none;-webkit-touch-callout:none;touch-action:manipulation}
.ctl svg{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.ctl--arrow{padding:0;width:64px;height:64px}
.ctl--arrow svg{width:28px;height:28px}
.ctl:active,.ctl.is-held{background:var(--gold);color:var(--ink);border-color:var(--gold)}
.ctl[disabled]{opacity:.4;cursor:not-allowed}
@media (hover:hover){.ctl:not([disabled]):hover{border-color:var(--gold)}}
.reset{min-height:44px;padding:0 8px;border:0;background:none;color:var(--gold-hi);font-weight:700;text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.reset[disabled]{opacity:.4;cursor:not-allowed}
@media (min-width:560px){
  .pad{grid-template-columns:auto auto;align-items:center;justify-content:center;column-gap:var(--s4)}
  .pad__zoom{grid-template-columns:1fr;width:160px}
  .reset{grid-column:1 / -1}
}

/* result */
.result{width:100%;max-width:var(--w);display:grid;gap:var(--s2);justify-items:center;padding:var(--s3) 0 0;border-top:1px solid var(--rule)}
.result img{width:100%;height:auto;max-width:var(--w);box-shadow:0 0 0 4px var(--cream),10px 10px 0 4px #000}
.result__how{justify-self:stretch;padding:12px 14px;border-radius:var(--radius-ui);background:rgba(255,194,26,.1);border:1px solid var(--rule);font-weight:700;font-size:.9375rem;line-height:1.7}
.result__btns{width:100%;max-width:360px;display:grid;gap:12px}
.result__btns .btn{width:100%}


.foot{padding:var(--s4) 16px var(--s5);border-top:1px solid var(--rule);display:flex;flex-direction:column;align-items:center;gap:var(--s3);text-align:center}
.foot__top{min-height:48px;padding:10px 20px}
.foot__copy{font-family:var(--f-latin);font-size:.875rem;letter-spacing:.08em;color:var(--muted)}
.boot-fail{max-width:560px;margin:var(--s4) auto;padding:20px 16px;border-radius:12px;background:var(--raised);border:1px solid var(--rule)}