@charset "UTF-8";
/* =========================================================
   アイスタイプ  style.css
   ・外部画像ゼロ（背景・キャラは CSS と SVG だけ）
   ========================================================= */

:root{
  --sky1:#eaf6ff;
  --sky2:#cfe9ff;
  --ice:#e8f6ff;
  --c1:#ffffff;
  --c2:#dfe9ff;

  --ink:#2b3f5c;
  --ink-soft:#46617f;
  --line:#d6e6f5;
  --card:rgba(255,255,255,.86);

  --blue:#4fb3f6;
  --blue-d:#1a72b0;
  --blue-dd:#15608f;   /* 水色背景の上に載る文字用 */
  --pink:#ff8fbe;
  --pink-d:#c9367a;
  --pink-dd:#b02a66;   /* 水色背景の上に載る文字用 */
  --mint:#57d6b4;
  --gold:#ffc93c;
  --danger:#ff7b7b;

  --r-lg:26px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 10px 28px rgba(58,109,160,.16);
  --shadow-s:0 4px 12px rgba(58,109,160,.14);

  --f-l5:#ff9db1; --f-l4:#ffc36e; --f-l3:#ffe066; --f-l2:#8fd6a8;
  --f-r2:#7fd1ff; --f-r3:#9db8ff; --f-r4:#c4aaff; --f-r5:#ff9ecf;
  --f-th:#d5dfea;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"Zen Maru Gothic","Hiragino Maru Gothic ProN","Hiragino Kaku Gothic ProN",
              "Yu Gothic UI","Meiryo",system-ui,sans-serif;
  color:var(--ink);
  background:var(--sky2);
  line-height:1.7;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-tap-highlight-color:transparent;
}
body.big-text{font-size:118%}
h1,h2,h3{margin:0 0 .4em;line-height:1.4;font-weight:900}
p{margin:0 0 .6em}
a{color:var(--blue-dd)}
b{font-weight:900}

/* ---------------- せなかの けしき ---------------- */
.bg{position:fixed;inset:0;z-index:-2;overflow:hidden}
.bg-sky{position:absolute;inset:0;background:linear-gradient(180deg,var(--sky1) 0%,var(--sky2) 60%,var(--ice) 100%);transition:background .6s}
.bg-ice{
  position:absolute;left:-10%;right:-10%;bottom:-6%;height:46%;
  background:
    radial-gradient(60% 80% at 20% 0%,rgba(255,255,255,.75),transparent 70%),
    radial-gradient(50% 70% at 80% 10%,rgba(255,255,255,.55),transparent 70%),
    linear-gradient(180deg,rgba(255,255,255,.35),rgba(255,255,255,.9));
  border-radius:50% 50% 0 0 / 22% 22% 0 0;
  filter:blur(.3px);
}
.bg-snow{position:absolute;inset:0}
.flake{position:absolute;top:-24px;color:#fff;text-shadow:0 1px 4px rgba(120,170,210,.5);animation:fall linear infinite;pointer-events:none;user-select:none}
@keyframes fall{
  0%{transform:translateY(-10vh) rotate(0deg);opacity:0}
  10%{opacity:.9}
  100%{transform:translateY(110vh) rotate(360deg);opacity:.15}
}

/* ---------------- ヘッダー ---------------- */
.topbar{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;gap:14px;
  padding:10px clamp(10px,3vw,26px);
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(10px);
  border-bottom:2px solid rgba(255,255,255,.9);
  box-shadow:0 4px 18px rgba(80,140,190,.12);
  flex-wrap:wrap;
}
.logo{
  display:flex;align-items:center;gap:8px;background:none;border:0;cursor:pointer;
  font-family:inherit;font-weight:900;font-size:1.15rem;color:var(--ink);padding:4px 6px;border-radius:14px;
}
.logo:hover{background:rgba(255,255,255,.7)}
.logo-mark{font-size:1.5rem;animation:sway 3s ease-in-out infinite}
@keyframes sway{0%,100%{transform:rotate(-8deg)}50%{transform:rotate(8deg)}}
.logo-text{letter-spacing:.02em}

.topstats{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap}
.stat{display:flex;align-items:center;gap:6px;font-size:.92rem}
.pill{background:#fff;border:2px solid var(--line);border-radius:999px;padding:3px 12px;font-weight:700;box-shadow:var(--shadow-s)}
.pill b{font-size:1.05rem;margin:0 1px}
.stat-level{background:#fff;border:2px solid var(--line);border-radius:999px;padding:3px 14px 3px 8px;box-shadow:var(--shadow-s)}
.stat-icon{font-size:1.3rem}
.stat-body{min-width:118px}
.stat-line{display:flex;align-items:baseline;gap:6px;font-size:.82rem;line-height:1.2}
.stat-line b{font-size:.95rem}
.lv{color:var(--ink-soft);font-size:.75rem}
.xpbar{height:7px;background:#e6f0f8;border-radius:99px;overflow:hidden;margin-top:2px}
.xpbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue),var(--mint));border-radius:99px;transition:width .6s cubic-bezier(.2,.8,.3,1)}

.icon-btn{
  background:#fff;border:2px solid var(--line);border-radius:50%;width:42px;height:42px;
  font-size:1.15rem;cursor:pointer;box-shadow:var(--shadow-s);transition:transform .15s;
}
.icon-btn:hover{transform:scale(1.08) rotate(12deg)}
.icon-btn.ghost{background:rgba(255,255,255,.6);border-color:transparent}

/* ---------------- レイアウト ---------------- */
#main{max-width:1080px;margin:0 auto;padding:clamp(14px,3vw,30px) clamp(12px,3vw,24px) 60px}
.view{display:none;animation:pop .35s cubic-bezier(.2,.9,.3,1.2)}
.view.active{display:block}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
.view-head{text-align:center;margin-bottom:18px}
.view-head h1{font-size:clamp(1.4rem,4vw,2rem)}
.view-head p{color:var(--ink-soft)}

/* ---------------- ボタン ---------------- */
.btn{
  font-family:inherit;font-weight:900;font-size:1rem;color:var(--ink);
  background:#fff;border:2px solid var(--line);border-radius:999px;
  padding:11px 20px;cursor:pointer;box-shadow:var(--shadow-s);
  transition:transform .12s,box-shadow .12s,background .2s;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(58,109,160,.2)}
.btn:active{transform:translateY(1px) scale(.98)}
.btn-primary{background:linear-gradient(180deg,#1f7ab8,#145f96);border-color:#104f80;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.12)}
.btn-primary:hover{background:linear-gradient(180deg,#3196dd,#1a6da8)}
.btn-soft{background:rgba(255,255,255,.9)}
.btn-danger{background:linear-gradient(180deg,#d03c3c,#b62222);border-color:#9c1c1c;color:#fff}
.btn-big{flex-direction:column;gap:2px;font-size:1.25rem;padding:16px 32px;border-radius:26px}
.btn-big small{font-size:.72rem;font-weight:700}
.btn.small{font-size:.85rem;padding:8px 14px}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* ---------------- ホーム ヒーロー ---------------- */
.hero{
  display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:center;
  background:var(--card);border-radius:var(--r-lg);padding:clamp(16px,3vw,30px);
  box-shadow:var(--shadow);border:3px solid #fff;margin-bottom:20px;
}
.hello{color:var(--ink-soft);font-weight:700;margin:0}
.hero-title{font-size:clamp(1.7rem,5vw,2.6rem);margin:.1em 0 .1em}
.hero-title span{
  background:linear-gradient(90deg,var(--blue),var(--pink));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--ink-soft);margin-bottom:14px}
.touch-note{
  background:#fff6e2;border:2px dashed var(--gold);border-radius:14px;
  padding:8px 14px;font-size:.85rem;margin:12px 0 0;
}
.hero-menu{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.hero-menu .btn{font-size:.92rem;padding:9px 16px}

.stage{
  position:relative;height:280px;border-radius:22px;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.5),rgba(255,255,255,.95));
  border:3px solid #fff;box-shadow:inset 0 8px 24px rgba(120,180,225,.18);
}
.stage.small{height:220px;max-width:280px;margin:0 auto}
.stage::after{
  content:"";position:absolute;left:8%;right:8%;bottom:12%;height:14px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(140,200,240,.4),transparent);
}

/* ---------------- スケーター ---------------- */
.skater-wrap{position:absolute;left:50%;bottom:8%;width:170px;margin-left:-85px;transform-origin:50% 92%}
.skater{width:100%;height:auto;display:block;overflow:visible}
.skater-wrap.idle{animation:idleBob 2.6s ease-in-out infinite}
@keyframes idleBob{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-8px) rotate(1deg)}}
.skater-wrap.skating{animation:glide 3.4s ease-in-out infinite}
@keyframes glide{
  0%{transform:translateX(-14%) rotate(-5deg)}
  50%{transform:translateX(14%) rotate(5deg)}
  100%{transform:translateX(-14%) rotate(-5deg)}
}
.skater-wrap.jump{animation:jumpUp .75s cubic-bezier(.3,-.1,.4,1.4)}
@keyframes jumpUp{
  0%{transform:translateY(0) rotate(0)}
  35%{transform:translateY(-70px) rotate(240deg) scale(.94)}
  60%{transform:translateY(-84px) rotate(520deg) scale(.92)}
  100%{transform:translateY(0) rotate(720deg)}
}
.skater-wrap.spin{animation:spinIt 1.1s cubic-bezier(.4,0,.4,1)}
@keyframes spinIt{
  0%{transform:rotateY(0) scale(1)}
  50%{transform:rotateY(900deg) scale(.9)}
  100%{transform:rotateY(1800deg) scale(1)}
}
.skater-wrap.cheer{animation:cheerUp .8s ease}
@keyframes cheerUp{0%,100%{transform:translateY(0)}30%{transform:translateY(-24px) scale(1.06)}60%{transform:translateY(-6px)}}
.skater-wrap.fall{animation:wobble .6s ease}
@keyframes wobble{0%,100%{transform:rotate(0)}25%{transform:rotate(-9deg)}60%{transform:rotate(7deg)}}
.sk-sparks .sp{font-size:15px;fill:var(--c1);opacity:.9;animation:twinkle 2.2s ease-in-out infinite}
.sk-sparks .sp2{animation-delay:.5s}
.sk-sparks .sp3{animation-delay:1.1s}
@keyframes twinkle{0%,100%{opacity:.15;transform:scale(.7)}50%{opacity:1;transform:scale(1.15)}}
.sk-arm-l{transform-origin:52px 78px;animation:armL 3s ease-in-out infinite}
.sk-arm-r{transform-origin:88px 78px;animation:armR 3s ease-in-out infinite}
@keyframes armL{0%,100%{transform:rotate(-6deg)}50%{transform:rotate(8deg)}}
@keyframes armR{0%,100%{transform:rotate(6deg)}50%{transform:rotate(-8deg)}}
.sk-hairback{animation:hairSway 3s ease-in-out infinite;transform-origin:70px 20px}
@keyframes hairSway{0%,100%{transform:rotate(-2deg)}50%{transform:rotate(2deg)}}

/* ---------------- カード ---------------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.card{
  background:var(--card);border:3px solid #fff;border-radius:var(--r-lg);
  padding:18px 20px;box-shadow:var(--shadow);
}
.card h2{font-size:1.08rem;display:flex;align-items:center;gap:6px}
.card-foot{font-size:.8rem;color:var(--ink-soft);margin:8px 0 0}

/* ミッション */
.mission-list{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:10px}
.mission{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;
  background:#fff;border:2px solid var(--line);border-radius:var(--r-md);padding:9px 12px}
.mission.done{background:linear-gradient(180deg,#eaffef,#dcfbe6);border-color:#a9e8bd}
.mission .m-icon{font-size:1.25rem}
.mission .m-text{font-size:.92rem;font-weight:700;line-height:1.35}
.mission .m-bar{height:6px;background:#eef4fa;border-radius:99px;overflow:hidden;margin-top:4px}
.mission .m-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--mint),var(--blue));transition:width .5s}
.mission .m-gem{font-size:.85rem;font-weight:900;color:var(--blue-d);white-space:nowrap}
.mission.done .m-gem{color:#3aa76d}

/* カレンダー */
.calendar{display:flex;gap:5px;flex-wrap:wrap;margin-top:6px}
.cal-day{
  width:30px;height:34px;border-radius:10px;background:#fff;border:2px solid var(--line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:.62rem;color:var(--ink-soft);line-height:1.1;font-weight:700;
}
.cal-day b{font-size:.78rem;color:var(--ink)}
.cal-day.on{background:linear-gradient(180deg,#ffd9e8,#ffb3d0);border-color:#ff9ec4;color:#7a3454}
.cal-day.on b{color:#7a3454}
.cal-day.today{outline:3px solid var(--blue);outline-offset:1px}
.calendar.big{gap:4px}
.calendar.big .cal-day{width:26px;height:28px;font-size:.55rem}
.ticket-row{margin-top:10px}
.ticket{display:inline-block;background:#fff8e2;border:2px dashed var(--gold);border-radius:12px;padding:4px 12px;font-size:.85rem;font-weight:700}
.trivia-text{font-size:.94rem;line-height:1.8;background:#fff;border-radius:var(--r-md);padding:12px 14px;border:2px solid var(--line);min-height:80px}

/* ---------------- レッスン一覧 ---------------- */
.lesson-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.lesson-card{
  position:relative;text-align:left;background:var(--card);border:3px solid #fff;border-radius:var(--r-lg);
  padding:16px 16px 14px;box-shadow:var(--shadow);cursor:pointer;font-family:inherit;color:var(--ink);
  transition:transform .15s,box-shadow .15s;overflow:hidden;
}
.lesson-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(58,109,160,.22)}
.lesson-card::before{content:"";position:absolute;inset:0 auto 0 0;width:8px;background:var(--accent,#8fd2ff)}
.lc-icon{font-size:1.9rem;line-height:1}
.lc-title{font-size:1.08rem;font-weight:900;margin:4px 0 2px}
.lc-sub{font-size:.8rem;color:var(--ink-soft);min-height:2.4em}
.lc-stars{font-size:1.15rem;letter-spacing:2px;color:var(--gold);-webkit-text-stroke:1px #8a5e12;paint-order:stroke fill}
.lc-stars .off{color:#c9d8e4;-webkit-text-stroke:0}
.lc-best{font-size:.75rem;color:var(--ink-soft)}
.lesson-card.locked{filter:grayscale(.75);opacity:.7;cursor:not-allowed}
.lesson-card .lock{position:absolute;right:12px;top:12px;font-size:1.2rem}
.lesson-card.recommend{border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,201,60,.28),var(--shadow)}
.lc-badge{position:absolute;right:-30px;top:12px;background:var(--gold);color:#7a5200;font-size:.68rem;font-weight:900;padding:3px 34px;transform:rotate(38deg)}

/* ---------------- プレイ ---------------- */
.view-play{max-width:900px;margin:0 auto}
.play-hud{
  position:relative;display:flex;align-items:center;gap:clamp(8px,3vw,22px);
  background:var(--card);border:3px solid #fff;border-radius:var(--r-md);
  padding:8px 14px 12px;box-shadow:var(--shadow-s);margin-bottom:12px;flex-wrap:wrap;
}
.hud-item{display:flex;flex-direction:column;line-height:1.15}
.hud-item span{font-size:.65rem;color:var(--ink-soft);font-weight:700}
.hud-item b{font-size:1.25rem}
#hudCombo{color:var(--pink-d)}
.hud-progress{position:absolute;left:12px;right:12px;bottom:5px;height:5px;background:#e9f2f9;border-radius:99px;overflow:hidden}
.hud-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue),var(--pink));transition:width .25s}

.rink{
  position:relative;height:190px;border-radius:var(--r-lg);overflow:hidden;margin-bottom:14px;
  background:
    radial-gradient(80% 60% at 50% 0%,rgba(255,255,255,.85),transparent 70%),
    linear-gradient(180deg,var(--sky1),var(--ice));
  border:3px solid #fff;box-shadow:var(--shadow-s);
}
.rink .skater-wrap{width:120px;margin-left:-60px;bottom:6%}
.fx{position:absolute;inset:0;pointer-events:none}
.spark{position:absolute;font-size:16px;animation:sparkUp .9s ease-out forwards;pointer-events:none}
@keyframes sparkUp{
  0%{opacity:1;transform:translate(0,0) scale(.6) rotate(0)}
  100%{opacity:0;transform:translate(var(--dx,0),-70px) scale(1.3) rotate(200deg)}
}
.combo-pop{
  position:absolute;left:50%;top:14%;transform:translateX(-50%);
  font-size:1.6rem;font-weight:900;color:#fff;text-shadow:0 3px 0 var(--pink-d),0 0 18px rgba(255,255,255,.9);
  opacity:0;pointer-events:none;white-space:nowrap;
}
.combo-pop.show{animation:comboPop .9s ease-out}
@keyframes comboPop{
  0%{opacity:0;transform:translateX(-50%) scale(.4)}
  25%{opacity:1;transform:translateX(-50%) scale(1.2)}
  70%{opacity:1;transform:translateX(-50%) scale(1)}
  100%{opacity:0;transform:translateX(-50%) translateY(-26px) scale(1)}
}

/* お題まわりは1枚の白パネルにまとめる（読みやすさ＝コントラスト確保のため） */
.typing-area{
  text-align:center;margin-bottom:14px;
  background:var(--card);border:3px solid #fff;border-radius:var(--r-md);
  padding:14px 16px 10px;box-shadow:var(--shadow-s);
}
.word-hint{font-size:.85rem;color:var(--ink-soft);min-height:1.6em;margin:0 0 6px}
.word-kana{
  font-size:clamp(1.9rem,6.5vw,3.1rem);font-weight:900;letter-spacing:.06em;
  padding:4px 0;word-break:break-all;
}
.word-kana .k{transition:color .1s}
.word-kana .k.done{color:#5c7695}
.word-kana .k.cur{color:var(--pink-d);position:relative}
.word-kana .k.cur::after{
  content:"";position:absolute;left:8%;right:8%;bottom:-2px;height:4px;border-radius:4px;background:var(--pink);
  animation:blink 1s steps(2,start) infinite;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.word-read{
  font-size:clamp(1rem,3vw,1.35rem);font-weight:700;letter-spacing:.08em;margin-top:8px;color:var(--ink-soft);
}
.word-read .k.done{color:#5c7695}
.word-read .k.cur{color:var(--pink-d)}
.word-roman{
  font-family:"SFMono-Regular",Consolas,"Courier New",monospace;
  font-size:clamp(1.1rem,3.6vw,1.6rem);letter-spacing:.14em;margin-top:10px;min-height:1.6em;font-weight:700;
}
.word-roman .r-done{color:#5c7695}
.word-roman .r-next{color:var(--pink-d);border-bottom:3px solid var(--pink)}
.word-roman .r-rest{color:var(--ink)}
.word-roman.hidden{visibility:hidden}
.praise{min-height:1.8em;font-weight:900;color:var(--blue-d);margin:6px 0 0;font-size:1.02rem}
.praise.miss{color:var(--pink-d)}
.praise.pop{animation:praisePop .5s ease}
@keyframes praisePop{0%{transform:scale(.7);opacity:0}60%{transform:scale(1.12)}100%{transform:scale(1);opacity:1}}

/* ---------------- キーボード ---------------- */
.keyboard-wrap{background:var(--card);border:3px solid #fff;border-radius:var(--r-lg);padding:12px;box-shadow:var(--shadow-s)}
.keyboard{display:flex;flex-direction:column;gap:5px;align-items:center}
.krow{display:flex;gap:5px;justify-content:center;width:100%}
.key{
  flex:1 1 0;max-width:52px;min-width:0;aspect-ratio:1/.92;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:2px solid var(--line);border-bottom-width:4px;border-radius:10px;
  font-size:.86rem;font-weight:900;color:#5c7695;transition:transform .08s,background .12s,color .12s;
  text-transform:uppercase;
}
.key.wide{flex:4 1 0;max-width:230px;aspect-ratio:auto;height:34px}
.key.next{background:linear-gradient(180deg,#fff3a8,#ffe066);color:#7a5f00;border-color:#f2cf3f;transform:translateY(-3px);box-shadow:0 6px 0 rgba(242,207,63,.5)}
.key.hit{background:linear-gradient(180deg,#bff0d2,#8fe0b4);color:#155c3a;border-color:#7ed6a5;transform:translateY(2px);border-bottom-width:2px}
.key.bad{background:linear-gradient(180deg,#ffc9c9,#ffa3a3);color:#7a2020;border-color:#ff8f8f;animation:shake .25s}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
body.show-fingers .key[data-f="l5"]{border-color:var(--f-l5);color:#a35a6b}
body.show-fingers .key[data-f="l4"]{border-color:var(--f-l4);color:#9b6b21}
body.show-fingers .key[data-f="l3"]{border-color:var(--f-l3);color:#7d6b0f}
body.show-fingers .key[data-f="l2"]{border-color:var(--f-l2);color:#3f7d5c}
body.show-fingers .key[data-f="r2"]{border-color:var(--f-r2);color:#2f7ba8}
body.show-fingers .key[data-f="r3"]{border-color:var(--f-r3);color:#4a5da8}
body.show-fingers .key[data-f="r4"]{border-color:var(--f-r4);color:#6c4aa8}
body.show-fingers .key[data-f="r5"]{border-color:var(--f-r5);color:#a8447c}
.key.home{position:relative}
.key.home::after{content:"";position:absolute;bottom:5px;width:14px;height:3px;border-radius:2px;background:currentColor;opacity:.45}

.hands{display:flex;justify-content:center;gap:26px;margin-top:10px}
.hand{display:flex;gap:4px}
.hand span{
  width:26px;height:26px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  font-size:.68rem;font-weight:900;background:#fff;border:2px solid var(--line);color:var(--ink);
}
.hand span[data-f="l5"]{background:var(--f-l5)} .hand span[data-f="l4"]{background:var(--f-l4)}
.hand span[data-f="l3"]{background:var(--f-l3)} .hand span[data-f="l2"]{background:var(--f-l2)}
.hand span[data-f="r2"]{background:var(--f-r2)} .hand span[data-f="r3"]{background:var(--f-r3)}
.hand span[data-f="r4"]{background:var(--f-r4)} .hand span[data-f="r5"]{background:var(--f-r5)}
.hand span[data-f="l1"],.hand span[data-f="r1"]{background:var(--f-th)}
.hand span.active{transform:translateY(-4px) scale(1.16);box-shadow:0 5px 10px rgba(0,0,0,.16);border-color:#fff}
body:not(.show-fingers) .hands{display:none}
.ime-note{text-align:center;font-size:.8rem;color:var(--ink-soft);margin-top:12px}

/* ---------------- リザルト ---------------- */
.result-card{
  max-width:620px;margin:0 auto;background:var(--card);border:3px solid #fff;border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);text-align:center;position:relative;overflow:hidden;
}
.result-ribbon{
  display:inline-block;background:linear-gradient(90deg,#1a72b0,#b02a66);color:#fff;
  font-weight:900;padding:6px 24px;border-radius:999px;box-shadow:var(--shadow-s);margin-bottom:8px;
}
.stars{font-size:2.6rem;letter-spacing:8px;color:#eef4f9;line-height:1.2;-webkit-text-stroke:1.5px #7b93a8;paint-order:stroke fill}
.stars span.on{color:var(--gold);-webkit-text-stroke:1.5px #8a5e12;text-shadow:0 3px 10px rgba(255,201,60,.5);animation:starIn .5s cubic-bezier(.2,1.4,.4,1) backwards}
.stars span.on:nth-child(2){animation-delay:.18s}
.stars span.on:nth-child(3){animation-delay:.36s}
@keyframes starIn{0%{transform:scale(0) rotate(-120deg);opacity:0}100%{transform:none;opacity:1}}
.result-score{margin:6px 0 12px}
.result-score span{display:block;font-size:.8rem;color:var(--ink-soft);font-weight:700}
.result-score b{font-size:3rem;line-height:1;background:linear-gradient(90deg,var(--blue-d),var(--pink-d));-webkit-background-clip:text;background-clip:text;color:transparent}
.result-score em{display:block;font-style:normal;font-size:.85rem;color:var(--gold);font-weight:900}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0}
.result-grid div{background:#fff;border:2px solid var(--line);border-radius:var(--r-sm);padding:8px 4px}
.result-grid span{display:block;font-size:.68rem;color:var(--ink-soft);font-weight:700}
.result-grid b{font-size:1.2rem}
.result-grid small{font-size:.6rem;color:var(--ink-soft)}
.result-gain{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:12px 0}
.gain-chip{background:#fff;border:2px solid var(--line);border-radius:999px;padding:5px 14px;font-weight:900;font-size:.9rem;animation:chipIn .4s backwards}
.gain-chip.gem{background:#eaf6ff;border-color:#a9d8f5;color:var(--blue-d)}
.gain-chip.xp{background:#f0ffe9;border-color:#b6e4a0;color:#3d7526}
.gain-chip.medal{background:#fff6e0;border-color:#ffd77a;color:#8a5e12}
@keyframes chipIn{from{opacity:0;transform:translateY(8px) scale(.9)}to{opacity:1;transform:none}}
.result-msg{font-weight:900;color:var(--ink);margin:8px 0 14px;min-height:1.6em}
.result-btns{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}

/* ---------------- メダル ---------------- */
.medal-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.medal{
  background:var(--card);border:3px solid #fff;border-radius:var(--r-md);padding:14px 10px;text-align:center;
  box-shadow:var(--shadow-s);
}
.medal .m-ic{font-size:2.1rem;line-height:1.2}
.medal .m-nm{font-weight:900;font-size:.9rem;margin-top:2px}
.medal .m-ds{font-size:.72rem;color:var(--ink-soft);line-height:1.4}
.medal.locked{filter:grayscale(1);opacity:.45}
.medal.locked .m-ic{filter:blur(1.5px)}
.medal.new{animation:medalIn .8s cubic-bezier(.2,1.4,.4,1);border-color:var(--gold)}
@keyframes medalIn{0%{transform:scale(0) rotate(-30deg)}70%{transform:scale(1.15)}100%{transform:none}}

/* ---------------- ショップ ---------------- */
.shop-preview{margin-bottom:16px}
.shop-h{text-align:center;font-size:1.1rem;margin:18px 0 10px}
.shop-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:12px}
.shop-item{
  background:var(--card);border:3px solid #fff;border-radius:var(--r-md);padding:12px 10px;text-align:center;
  box-shadow:var(--shadow-s);cursor:pointer;font-family:inherit;color:var(--ink);transition:transform .14s;
}
.shop-item:hover{transform:translateY(-3px)}
.swatch{height:46px;border-radius:12px;margin-bottom:8px;border:2px solid #fff;box-shadow:inset 0 2px 8px rgba(0,0,0,.08)}
.shop-item .s-nm{font-weight:900;font-size:.9rem}
.shop-item .s-pr{font-size:.82rem;color:var(--blue-d);font-weight:900}
.shop-item.owned{border-color:#bfe6c9}
.shop-item.equipped{border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,201,60,.3)}
.shop-item.cant{opacity:.55}
.s-state{font-size:.72rem;font-weight:900;color:#2b8354}

/* ---------------- きろく ---------------- */
.record-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin-bottom:16px}
.rs{background:var(--card);border:3px solid #fff;border-radius:var(--r-md);padding:12px;text-align:center;box-shadow:var(--shadow-s)}
.rs span{display:block;font-size:.72rem;color:var(--ink-soft);font-weight:700}
.rs b{font-size:1.5rem}
.record-stats + .card,.card + .card{margin-top:16px}
.chart{display:flex;align-items:flex-end;justify-content:center;gap:4px;height:150px;padding:8px;background:#fff;border:2px solid var(--line);border-radius:var(--r-md)}
.bar{flex:1;max-width:44px;background:linear-gradient(180deg,var(--blue),#a8dcff);border-radius:6px 6px 0 0;min-height:3px;position:relative;transition:height .5s}
.bar:hover::after{content:attr(data-v);position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;font-size:.65rem;padding:2px 6px;border-radius:6px;white-space:nowrap}
.bar.best{background:linear-gradient(180deg,var(--gold),#ffe9a8)}
.chart-empty{margin:auto;color:#5c7695}
.table-wrap{overflow-x:auto}
.rec-table{width:100%;border-collapse:collapse;font-size:.88rem}
.rec-table th,.rec-table td{padding:7px 10px;border-bottom:1px solid var(--line);text-align:center;white-space:nowrap}
.rec-table th{background:#eef7ff;font-size:.78rem}
.rec-table tr:nth-child(even) td{background:rgba(255,255,255,.6)}
.rec-table td:first-child,.rec-table th:first-child{text-align:left}
.parent{background:#fffdf5;border-color:#ffeeba}
.parent h2{color:#8a5e12}
.parent p{font-size:.92rem}
.parent .p-line{display:flex;justify-content:space-between;border-bottom:1px dashed #e8dcb8;padding:6px 0}

/* ---------------- モーダル ---------------- */
.modal{position:fixed;inset:0;background:rgba(40,70,100,.45);backdrop-filter:blur(4px);z-index:60;
  display:none;align-items:center;justify-content:center;padding:16px}
.modal.show{display:flex;animation:fadeIn .25s}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-box{
  background:#fff;border-radius:var(--r-lg);padding:24px;max-width:420px;width:100%;
  box-shadow:0 20px 50px rgba(20,50,80,.3);animation:pop .3s cubic-bezier(.2,1.3,.4,1);text-align:center;
  max-height:90vh;overflow:auto;
}
.modal-box h2{font-size:1.25rem}
.modal-box .row{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:9px 4px;border-bottom:1px solid var(--line);font-weight:700}
.modal-box input[type=text]{
  font-family:inherit;font-size:1.05rem;padding:9px 14px;border:2px solid var(--line);border-radius:12px;width:100%;max-width:200px;
}
.modal-box input[type=checkbox]{width:26px;height:26px;accent-color:var(--blue)}
.modal-btns{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.fineprint{font-size:.72rem;color:var(--ink-soft);margin-top:12px;line-height:1.6}
.backup-box{margin-top:16px;padding:12px;background:#f4fbff;border:2px solid var(--line);border-radius:var(--r-md)}
.backup-box h3{font-size:.95rem;margin:0}
.backup-box .fineprint{margin-top:4px}
.backup-box .modal-btns{margin-top:8px}
.welcome .welcome-skater{position:relative;height:190px;margin-bottom:6px}
.welcome .skater-wrap{width:140px;margin-left:-70px;bottom:0}
.welcome input{margin:10px 0}

/* ---------------- トースト ---------------- */
.toast-wrap{position:fixed;right:14px;bottom:14px;z-index:70;display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.toast{
  background:#fff;border:3px solid var(--gold);border-radius:16px;padding:10px 16px;
  box-shadow:var(--shadow);font-weight:900;font-size:.92rem;display:flex;gap:8px;align-items:center;
  animation:toastIn .45s cubic-bezier(.2,1.4,.4,1);max-width:min(88vw,340px);
}
.toast small{display:block;font-size:.72rem;font-weight:700;color:var(--ink-soft)}
.toast .t-ic{font-size:1.5rem;line-height:1}
@keyframes toastIn{from{opacity:0;transform:translateX(40px) scale(.9)}to{opacity:1;transform:none}}
.toast.out{animation:toastOut .4s forwards}
@keyframes toastOut{to{opacity:0;transform:translateX(30px) scale(.95)}}

/* ---------------- レベルアップ演出 ---------------- */
.levelup{position:fixed;inset:0;z-index:80;display:none;align-items:center;justify-content:center;pointer-events:none}
.levelup.show{display:flex}
.levelup-box{
  background:linear-gradient(180deg,rgba(255,255,255,.97),rgba(235,248,255,.97));
  border:4px solid var(--gold);border-radius:30px;padding:26px 44px;text-align:center;
  box-shadow:0 20px 60px rgba(20,60,100,.35);animation:luIn .8s cubic-bezier(.2,1.4,.3,1);
}
@keyframes luIn{0%{transform:scale(.4) rotate(-8deg);opacity:0}60%{transform:scale(1.08)}100%{transform:none;opacity:1}}
.levelup-icon{font-size:3.4rem;animation:spinPop 1.2s ease}
@keyframes spinPop{0%{transform:rotate(0) scale(.6)}100%{transform:rotate(360deg) scale(1)}}
.levelup-title{font-size:1.7rem;font-weight:900;background:linear-gradient(90deg,var(--blue-d),var(--pink-d));-webkit-background-clip:text;background-clip:text;color:transparent}
.levelup-sub{font-weight:700;color:var(--ink-soft)}

/* ---------------- 404 / 固定ページ ---------------- */
.err-card{margin-top:8vh}
.boot-error{margin:12vh auto;text-align:center}
.boot-error h1{font-size:1.3rem}
.err-emoji{font-size:4rem;line-height:1.2;margin:10px 0}
.err-title{font-size:1.4rem}
.doc{
  max-width:720px;margin:0 auto;background:var(--card);border:3px solid #fff;
  border-radius:var(--r-lg);padding:clamp(18px,4vw,34px);box-shadow:var(--shadow);
}
.doc h1{font-size:clamp(1.3rem,4vw,1.8rem);text-align:center}
.doc h2{font-size:1.05rem;margin-top:1.6em;padding-bottom:.2em;border-bottom:2px solid var(--line)}
.doc p,.doc li{font-size:.95rem;line-height:1.9}
.doc ul{padding-left:1.3em}
.doc .lead{background:#eef7ff;border:2px solid #bfe0f7;border-radius:var(--r-md);padding:14px 16px}
.doc .updated{text-align:center;color:var(--ink-soft);font-size:.8rem}
.doc .back{text-align:center;margin-top:26px}
.doc .note{font-size:.82rem;color:var(--ink-soft)}

/* ---------------- フッター ---------------- */
.site-foot{text-align:center;padding:24px 16px 40px;color:var(--ink-soft);font-size:.78rem}
.site-foot .credit{font-size:.68rem;opacity:.85;max-width:640px;margin:6px auto 0}
.dot{opacity:.5}


/* ---------------- 暗いリンク（よぞら／オーロラ）用 ----------------
   カードの外に置いた文字は、背景が暗くなると読めなくなる。
   薄い白の下じきを敷いて --ink のまま読めるようにする。
   （文字色を反転しない理由: .bg-ice が画面の下半分を白く塗るので、
     スクロール位置で明暗が入れかわり、明るい文字だと今度は下半分で読めなくなる） */
body.dark-rink .view-head,
body.dark-rink .shop-h,
body.dark-rink .ime-note,
body.dark-rink .site-foot{
  background:rgba(255,255,255,.88);
  border-radius:var(--r-md);
  padding:10px 16px;
}
body.dark-rink .view-head{margin-bottom:18px}
body.dark-rink .site-foot{max-width:760px;margin:24px auto 0}
body.dark-rink .shop-h{display:inline-block}
body.dark-rink .touch-note{background:#fffaf0}

/* ---------------- レスポンシブ ---------------- */
@media (max-width:820px){
  .hero{grid-template-columns:1fr}
  .hero-right{order:-1}
  .stage{height:220px}
  .stat-body{min-width:96px}
}
@media (max-width:560px){
  .logo-text{display:none}
  .topbar{gap:8px;padding:8px 10px}
  .pill{padding:2px 9px;font-size:.85rem}
  .stat-level{padding:2px 10px 2px 6px}
  .result-grid{grid-template-columns:repeat(2,1fr)}
  .key{max-width:38px;font-size:.72rem;border-radius:8px}
  .krow{gap:3px}
  .rink{height:150px}
  .hands{display:none!important}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
@media print{
  .topbar,.keyboard-wrap,.result-btns,.hero-menu,.site-foot{display:none}
  body{background:#fff}
}

/* ---------------- キーボード操作のフォーカス表示 ---------------- */
:focus-visible{outline:3px solid #1a72b0;outline-offset:3px;border-radius:6px}
.btn:focus-visible,.icon-btn:focus-visible,.lesson-card:focus-visible,.shop-item:focus-visible{
  outline:4px solid #1a72b0;outline-offset:3px;
}
.skip-link{
  position:absolute;left:8px;top:-60px;z-index:100;background:#fff;color:var(--ink);
  padding:10px 18px;border-radius:12px;font-weight:900;border:3px solid #1a72b0;transition:top .2s;
}
.skip-link:focus{top:8px}