/* ==================================================================
   ฝึกเขียนตาม — สไตล์หลัก
   โทนสดใส ปุ่มใหญ่ แตะง่ายด้วยนิ้วเด็ก ออกแบบสำหรับ iPad แนวนอน
   ================================================================== */

:root{
  --purple:#7c5cff;
  --pink:#ff6b9d;
  --orange:#ffa62b;
  --mint:#2ec4b6;
  --blue:#4d9de0;
  --ink:#2d3142;
  --muted:#7a819c;
  --paper:#fffdf8;
  --radius:26px;
  --shadow:0 10px 30px rgba(60,40,120,.12);
  --shadow-lg:0 18px 50px rgba(60,40,120,.20);
  --char-font:"Mali","Sarabun","Noto Sans Thai",sans-serif;
  --gut:12px;               /* ระยะขอบรอบนอก ปรับเป็น 0 ได้ถ้าอยากให้ชนขอบจอสนิท */
  --safe-t:env(safe-area-inset-top,0px);
  --safe-b:env(safe-area-inset-bottom,0px);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
[hidden]{display:none !important;}   /* กัน display:flex ของ .overlay มาทับ */
html{height:100%;}
body{
  position:fixed;inset:0;margin:0;overflow:hidden;
  height:100%;height:100dvh;
  display:flex;flex-direction:column;
}
body{
  font-family:"Mali","Fredoka",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1100px 700px at 8% -10%, #ffe3f1 0%, transparent 60%),
    radial-gradient(900px 600px at 100% 0%, #e2e7ff 0%, transparent 55%),
    radial-gradient(900px 700px at 50% 120%, #dffaf3 0%, transparent 60%),
    #f7f5ff;
  -webkit-user-select:none;user-select:none;
  -webkit-touch-callout:none;
  overscroll-behavior:none;
}

/* ---------- ฟองลอยตกแต่งพื้นหลัง ---------- */
body::before,body::after{
  content:"";position:fixed;border-radius:50%;pointer-events:none;z-index:0;
  filter:blur(2px);opacity:.5;
}
body::before{width:220px;height:220px;left:-70px;bottom:-60px;background:radial-gradient(circle at 30% 30%,#ffd6e8,#ffb3d1);animation:float 9s ease-in-out infinite;}
body::after{width:160px;height:160px;right:-50px;top:35%;background:radial-gradient(circle at 30% 30%,#d6e4ff,#b3ccff);animation:float 11s ease-in-out infinite reverse;}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-26px)}}

/* ================= หน้าเริ่มต้น ================= */
.overlay{
  position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(124,92,255,.92),rgba(255,107,157,.92));
  backdrop-filter:blur(6px);padding:20px;
}
.overlay.hide{opacity:0;pointer-events:none;transition:opacity .45s ease;}
.welcome-card{
  background:#fff;border-radius:36px;padding:44px 46px;text-align:center;max-width:560px;
  box-shadow:var(--shadow-lg);animation:pop .5s cubic-bezier(.2,1.4,.4,1);
}
@keyframes pop{from{transform:scale(.86);opacity:0}to{transform:scale(1);opacity:1}}
.welcome-emoji{font-size:64px;line-height:1;margin-bottom:8px;animation:wiggle 2.4s ease-in-out infinite;}
@keyframes wiggle{0%,100%{transform:rotate(-6deg)}50%{transform:rotate(6deg)}}
.welcome-card h1{
  margin:.1em 0 .2em;font-size:clamp(30px,5vw,44px);font-weight:700;
  background:linear-gradient(90deg,var(--purple),var(--pink),var(--orange));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.welcome-card .sub{color:var(--muted);font-size:17px;margin:0 0 26px;line-height:1.7;}
.big-btn{
  border:0;cursor:pointer;font-family:inherit;font-weight:700;font-size:24px;color:#fff;
  padding:18px 44px;border-radius:999px;
  background:linear-gradient(135deg,var(--purple),var(--pink));
  box-shadow:0 12px 26px rgba(124,92,255,.45);
  transition:transform .15s ease,box-shadow .15s ease;
}
.big-btn:active{transform:scale(.95);box-shadow:0 6px 16px rgba(124,92,255,.4);}
.tiny{color:var(--muted);font-size:13px;margin:16px 0 0;}
.version-tag{color:var(--muted);font-size:11.5px;opacity:.6;margin:10px 0 0;}

/* ================= แถบบน ================= */
.topbar{
  flex:0 0 auto;
  position:relative;z-index:5;display:flex;align-items:center;gap:14px;
  padding:calc(var(--gut) * .7 + var(--safe-t)) var(--gut) calc(var(--gut) * .7);
}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:20px;}
.brand-icon{font-size:26px;animation:wiggle 3s ease-in-out infinite;display:inline-block;}
.brand-text{background:linear-gradient(90deg,var(--purple),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap;}
.test-mode-badge{font-size:12px;font-weight:700;background:#fff3cd;color:#8a6300;border:1px solid #f0c93b;border-radius:999px;padding:3px 10px;white-space:nowrap;}

.score-wrap{display:flex;gap:8px;margin-left:auto;}
.score-chip{
  background:#fff;border-radius:999px;padding:7px 15px;font-size:15px;font-weight:600;
  box-shadow:var(--shadow);white-space:nowrap;
}
.score-chip b{color:var(--purple);}
.level-chip{background:linear-gradient(135deg,#fff4e0,#ffe9f2);}

.top-actions{display:flex;gap:8px;}
.icon-btn{
  border:0;background:#fff;border-radius:18px;padding:9px 13px;cursor:pointer;font-family:inherit;
  font-size:18px;box-shadow:var(--shadow);display:flex;align-items:center;gap:7px;
  transition:transform .12s ease,background .2s ease;
}
.icon-btn span{font-size:13px;font-weight:600;color:var(--muted);}
.icon-btn:active{transform:scale(.93);}
.icon-btn.is-on{background:linear-gradient(135deg,var(--purple),var(--pink));}
.icon-btn.is-on span{color:#fff;}

/* ================= พื้นที่หลัก ================= */
.stage.mirror{flex-direction:row-reverse;}
.stage{
  flex:1 1 auto;min-height:0;
  position:relative;z-index:2;display:flex;gap:var(--gut);
  padding:0 var(--gut) max(var(--gut), var(--safe-b));
}

/* ---------- การ์ดตัวอักษร ---------- */
.prompt-card{
  flex:0 0 clamp(260px,28vw,380px);
  background:linear-gradient(160deg,#ffffff 0%,#fff8fd 100%);
  border-radius:var(--radius);box-shadow:var(--shadow-lg);
  display:flex;flex-direction:column;overflow:hidden;position:relative;
}
.prompt-card::before{
  content:"";position:absolute;inset:0;border-radius:var(--radius);padding:3px;
  background:linear-gradient(135deg,var(--purple),var(--pink),var(--orange));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.prompt-inner{display:flex;flex-direction:column;height:100%;padding:16px 16px 14px;gap:10px;}

.cat-badge{
  align-self:center;background:linear-gradient(135deg,var(--purple),var(--pink));color:#fff;
  padding:6px 18px;border-radius:999px;font-size:14px;font-weight:600;box-shadow:0 6px 14px rgba(124,92,255,.3);
}

.char-area{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:0;gap:6px;}
.char-box{
  width:100%;flex:1;min-height:0;display:flex;align-items:center;justify-content:center;position:relative;
}
.char{
  font-family:var(--char-font);
  font-size:clamp(80px,15vw,190px);line-height:1.5;font-weight:700;
  background:linear-gradient(160deg,var(--purple),var(--pink) 60%,var(--orange));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  transition:opacity .3s ease,transform .3s ease;
  padding:0 6px;text-align:center;white-space:nowrap;
  max-width:100%;
}
.char.is-hidden{
  opacity:0;transform:scale(.7);
  animation:none !important;   /* กันแอนิเมชันเด้งมาทับจนตัวอักษรโผล่แว้บตอนโหมดฟังอย่างเดียว */
  visibility:hidden;
}
.char.pop-in{animation:charPop .5s cubic-bezier(.2,1.5,.4,1);}
.char.no-anim,.hint.no-anim{transition:none !important;}
@keyframes charPop{from{transform:scale(.4) rotate(-8deg);opacity:0}to{transform:scale(1) rotate(0);opacity:1}}

.hidden-face{
  position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;
}
.hidden-face.show{display:flex;animation:pop .4s ease;}
.ear{font-size:clamp(52px,9vw,84px);animation:earPulse 1.6s ease-in-out infinite;}
@keyframes earPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.16)}}
.hidden-label{color:var(--muted);font-size:15px;font-weight:600;padding:0 18px;line-height:1.6;}

.hint{color:var(--muted);font-size:clamp(14px,1.6vw,20px);font-weight:600;min-height:1.6em;text-align:center;transition:opacity .3s;}
.hint.is-hidden{opacity:0;visibility:hidden;}

.check-layer{pointer-events:none;}

/* ---------- กล่องผลตรวจลายมือ ---------- */
.result{
  display:none;text-align:center;border-radius:18px;padding:9px 12px;
  background:#f4f1ff;animation:pop .35s cubic-bezier(.2,1.4,.4,1);
}
.result.show{display:block;}
.result.great{background:linear-gradient(135deg,#d8fff2,#e6f3ff);}
.result.close{background:linear-gradient(135deg,#fff2d9,#ffe9f2);}
.result.retry{background:#f2f0f7;}
.result-stars{font-size:23px;line-height:1.2;letter-spacing:2px;}
.result-text{font-size:15.5px;font-weight:700;margin-top:2px;}
.result.great .result-text{color:#0f9b7d;}
.result.close .result-text{color:#e08700;}
.result.retry .result-text{color:var(--muted);}
.result-sub{font-size:12px;color:var(--muted);margin-top:2px;line-height:1.5;}

.timer-wrap{opacity:0;transition:opacity .25s;}
.timer-wrap.show{opacity:1;}
.timer-bar{height:8px;border-radius:999px;background:#eee8ff;overflow:hidden;}
.timer-bar span{
  display:block;height:100%;width:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--mint),var(--blue));transform-origin:left center;
}
.timer-label{font-size:12px;color:var(--muted);text-align:center;margin-top:4px;}

.prompt-actions{display:flex;gap:8px;}
.round-btn{
  flex:1;border:0;cursor:pointer;font-family:inherit;border-radius:20px;padding:12px 6px;
  display:flex;flex-direction:column;align-items:center;gap:3px;font-size:22px;color:#fff;
  transition:transform .12s ease,filter .2s ease;
}
.round-btn span{font-size:12.5px;font-weight:700;}
.round-btn:active{transform:scale(.93);}
.round-btn.speak{background:linear-gradient(135deg,#4d9de0,#2ec4b6);box-shadow:0 8px 18px rgba(77,157,224,.35);}
.round-btn.peek{background:linear-gradient(135deg,#ffa62b,#ff6b9d);box-shadow:0 8px 18px rgba(255,166,43,.35);}
.round-btn.next{background:linear-gradient(135deg,#7c5cff,#b06bff);box-shadow:0 8px 18px rgba(124,92,255,.35);}
.round-btn:disabled{filter:grayscale(.6);opacity:.55;}

/* ---------- กระดานเขียน ---------- */
.board-card{
  flex:1;min-width:0;display:flex;flex-direction:column;gap:10px;
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:12px;
}
.board-wrap{
  flex:1;min-height:0;position:relative;border-radius:20px;overflow:hidden;
  background:
    linear-gradient(0deg,rgba(124,92,255,.03),rgba(124,92,255,.03)),
    var(--paper);
  border:2px dashed #e4e0f5;
  touch-action:none;
}
.layer{position:absolute;inset:0;display:block;}
#inkCanvas{cursor:crosshair;}
.board-hint{
  position:absolute;left:50%;bottom:14px;transform:translateX(-50%);
  color:#c3bddb;font-size:15px;font-weight:600;pointer-events:none;transition:opacity .3s;
}
.board-hint.hide{opacity:0;}

/* ---------- แถบเครื่องมือ ---------- */
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.tool-group{display:flex;align-items:center;gap:6px;background:#f6f4ff;border-radius:18px;padding:6px;}
.tool-group.grow-end{margin-left:auto;background:transparent;padding:0;}

.colors{gap:5px;}
.color-btn{
  width:34px;height:34px;border-radius:50%;border:3px solid #fff;cursor:pointer;padding:0;
  box-shadow:0 2px 8px rgba(0,0,0,.18);transition:transform .12s ease;
}
.color-btn:active{transform:scale(.9);}
.color-btn.is-active{transform:scale(1.18);box-shadow:0 0 0 3px var(--purple),0 2px 10px rgba(0,0,0,.2);}

.size-btn{
  width:36px;height:36px;border-radius:12px;border:0;background:transparent;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.size-btn i{display:block;border-radius:50%;background:var(--ink);}
.size-btn.is-active{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.1);}

.tool-btn{
  border:0;background:#fff;border-radius:14px;padding:8px 12px;cursor:pointer;font-family:inherit;
  font-size:17px;display:flex;align-items:center;gap:6px;box-shadow:0 2px 6px rgba(0,0,0,.07);
  transition:transform .12s ease,background .2s ease;
}
.tool-btn span{font-size:13px;font-weight:600;color:var(--muted);}
.tool-btn:active{transform:scale(.93);}
.tool-btn.is-on{background:linear-gradient(135deg,var(--orange),var(--pink));}
.tool-btn.is-on span{color:#fff;}

.done-btn{
  border:0;cursor:pointer;font-family:inherit;font-weight:700;font-size:17px;color:#fff;
  padding:13px 26px;border-radius:999px;
  background:linear-gradient(135deg,#2ec4b6,#4d9de0);
  box-shadow:0 8px 20px rgba(46,196,182,.4);transition:transform .12s ease;
}
.done-btn:active{transform:scale(.95);}

/* ================= แผงตั้งค่า ================= */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(420px,92vw);z-index:50;
  background:#fff;box-shadow:-16px 0 40px rgba(60,40,120,.18);
  transform:translateX(100%);transition:transform .32s cubic-bezier(.3,1,.4,1);
  display:flex;flex-direction:column;
  padding-top:var(--safe-t);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px 12px;border-bottom:2px solid #f2effd;}
.drawer-head h2{margin:0;font-size:22px;}
.close-btn{border:0;background:#f4f1ff;border-radius:50%;width:38px;height:38px;font-size:17px;cursor:pointer;color:var(--muted);}
.drawer-body{padding:18px 22px calc(30px + var(--safe-b));overflow-y:auto;-webkit-overflow-scrolling:touch;}

.sec{
  margin:4px 0 14px;font-size:14px;font-weight:700;color:var(--purple);
  padding-bottom:8px;border-bottom:2px solid #f2effd;letter-spacing:.3px;
}
.sec:not(:first-child){margin-top:26px;}
.field{margin-bottom:24px;}
.field .mini{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:12px 0 6px;}
.custom-box{background:#f8f6ff;border-radius:16px;padding:12px 14px 14px;margin-top:12px;}
.custom-box .field-note{margin-top:10px;}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;}
.ghost-btn.danger{color:#e05a6f;border-color:#ffe0e6;}
.select{
  width:100%;font-family:inherit;font-size:14px;font-weight:600;color:var(--ink);
  border:2px solid #eee9ff;border-radius:14px;padding:11px 12px;background:#fff;
  -webkit-appearance:none;appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' fill='none' stroke='%237a819c' stroke-width='2'/></svg>");
  background-repeat:no-repeat;background-position:right 14px center;
}
.field>label{display:block;font-weight:700;font-size:15px;margin-bottom:9px;}
.field-note{color:var(--muted);font-size:12.5px;margin:8px 0 0;line-height:1.6;}

.seg{display:flex;background:#f4f1ff;border-radius:16px;padding:5px;gap:4px;}
.seg button{
  flex:1;border:0;background:transparent;border-radius:12px;padding:11px 4px;cursor:pointer;
  font-family:inherit;font-size:14px;font-weight:600;color:var(--muted);transition:all .2s;
}
.seg button.is-active{background:#fff;color:var(--purple);box-shadow:0 2px 8px rgba(0,0,0,.1);}
.seg button small{display:block;font-size:11.5px;font-weight:500;opacity:.7;margin-top:2px;}

.chip-group{margin-bottom:14px;}
.chip-group:last-child{margin-bottom:0;}
.chip-group-label{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:7px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  border:2px solid #eee9ff;background:#fff;border-radius:999px;padding:9px 15px;cursor:pointer;
  font-family:inherit;font-size:14px;font-weight:600;color:var(--muted);transition:all .18s;
}
.chip.is-active{color:#fff;border-color:transparent;box-shadow:0 6px 14px rgba(0,0,0,.13);}

input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:8px;border-radius:999px;
  background:linear-gradient(90deg,var(--purple),var(--pink));outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:28px;height:28px;border-radius:50%;background:#fff;cursor:pointer;
  box-shadow:0 3px 10px rgba(0,0,0,.25);border:3px solid var(--purple);
}

.toggles{display:flex;flex-direction:column;gap:14px;}
.field>label.switch,.switch{display:flex;align-items:center;gap:11px;font-size:14.5px;font-weight:600;cursor:pointer;margin-bottom:0;}
.switch input{display:none;}
.switch span{
  display:block;width:50px;min-width:50px;height:29px;border-radius:999px;background:#e3ddf7;
  position:relative;flex:0 0 50px;transition:background .25s;
}
.switch span::after{
  content:"";position:absolute;top:3px;left:3px;width:23px;height:23px;border-radius:50%;background:#fff;
  box-shadow:0 2px 5px rgba(0,0,0,.2);transition:transform .25s;
}
.switch input:checked+span{background:linear-gradient(135deg,var(--purple),var(--pink));}
.switch input:checked+span::after{transform:translateX(21px);}

.ghost-btn{
  border:2px solid #f0ecff;background:#fff;border-radius:14px;padding:11px 18px;cursor:pointer;
  font-family:inherit;font-weight:600;color:var(--muted);
}
.version-box{
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  background:#f8f6ff;border-radius:14px;padding:11px 14px;margin-top:4px;
}
.version-num{font-size:13.5px;font-weight:700;color:var(--purple);}
.version-meta{font-size:11.5px;color:#a9a3c4;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;}
.credit{text-align:center;color:#c9c4dd;font-size:12.5px;margin-top:10px;}

/* ---------- ความคืบหน้าของชุดฝึก ---------- */
.set-chip{display:flex;align-items:center;gap:7px;background:linear-gradient(135deg,#eaf7f2,#e6f0ff);}
.set-bar{display:block;width:54px;height:7px;border-radius:999px;background:#dfe6f5;overflow:hidden;}
.set-bar i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--mint),var(--blue));transition:width .35s ease;}

/* ---------- แผงสถิติ ---------- */
.stat-tiles{display:flex;gap:10px;margin-bottom:26px;}
.tile{
  flex:1;background:#f8f6ff;border-radius:18px;padding:14px 10px;text-align:center;
  display:flex;flex-direction:column;gap:2px;
}
.tile-num{font-size:26px;font-weight:700;color:var(--purple);line-height:1.1;}
.tile-label{font-size:11.5px;color:var(--muted);font-weight:600;}

/* กราฟแท่ง 7 วัน — ชุดข้อมูลเดียว ใช้สีเดียว ติดป้ายตัวเลขบนแท่งโดยตรง */
.chart{margin:0;}
.chart .bars{
  display:flex;align-items:flex-end;gap:6px;height:130px;
  padding-bottom:2px;border-bottom:2px solid #ece8fa;
}
.chart .bar{
  flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px;height:100%;
}
.chart .bar i{
  display:block;width:100%;border-radius:4px 4px 0 0;background:var(--purple);min-height:3px;
  transition:height .4s ease;
}
.chart .bar.is-empty i{background:#e8e4f7;}
.chart .bar.is-today i{background:linear-gradient(180deg,var(--purple),var(--pink));}
.chart .bar b{font-size:11.5px;font-weight:700;color:var(--muted);}
.chart .bar-labels{display:flex;gap:6px;margin-top:7px;}
.chart .bar-labels span{flex:1;text-align:center;font-size:11.5px;color:var(--muted);font-weight:600;}
.chart .bar-labels span.is-today{color:var(--purple);font-weight:700;}

.practice-list{display:flex;flex-wrap:wrap;gap:8px;}
.practice-item{
  display:flex;flex-direction:column;align-items:center;gap:2px;background:#fff;
  border:2px solid #f0ecff;border-radius:14px;padding:8px 12px;min-width:56px;
}
.practice-item b{font-size:22px;font-family:var(--char-font);line-height:1.1;}
.practice-item span{font-size:10.5px;color:var(--muted);font-weight:600;}
.empty-note{color:var(--muted);font-size:13px;}

/* ---------- สรุปผลชุดฝึก ---------- */
.summary-overlay{background:linear-gradient(135deg,rgba(124,92,255,.93),rgba(46,196,182,.93));}
.summary-card{
  background:#fff;border-radius:34px;padding:32px 34px;text-align:center;max-width:520px;width:100%;
  box-shadow:var(--shadow-lg);animation:pop .45s cubic-bezier(.2,1.4,.4,1);
  max-height:92vh;overflow-y:auto;
}
.summary-emoji{font-size:56px;line-height:1;}
.summary-card h2{margin:6px 0 10px;font-size:28px;}
.summary-stars{font-size:26px;letter-spacing:3px;margin-bottom:16px;}
.summary-grid{display:flex;gap:10px;margin-bottom:18px;}
.summary-grid div{flex:1;background:#f8f6ff;border-radius:16px;padding:12px 6px;display:flex;flex-direction:column;}
.summary-grid b{font-size:24px;color:var(--purple);}
.summary-grid span{font-size:11.5px;color:var(--muted);font-weight:600;}
.summary-chars{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:20px;}
.summary-chars span{
  font-family:var(--char-font);font-size:24px;font-weight:700;background:#fff4e0;
  border-radius:12px;padding:4px 12px;
}
.summary-actions{display:flex;flex-direction:column;gap:10px;align-items:center;}
.summary-actions .big-btn{font-size:20px;padding:15px 36px;}
.summary-actions .ghost-btn{width:100%;}

.scrim{position:fixed;inset:0;background:rgba(45,49,66,.35);opacity:0;pointer-events:none;transition:opacity .3s;z-index:40;}
.scrim.show{opacity:1;pointer-events:auto;}

/* ================= เอฟเฟกต์ ================= */
.confetti{position:fixed;inset:0;pointer-events:none;z-index:70;}
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,26px);z-index:80;
  background:rgba(45,49,66,.93);color:#fff;padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  opacity:0;pointer-events:none;transition:all .3s;white-space:nowrap;max-width:90vw;overflow:hidden;text-overflow:ellipsis;
}
.toast.show{opacity:1;transform:translate(-50%,0);}
.praise{
  position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:75;pointer-events:none;opacity:0;
}
.praise.show{animation:praise 1.5s ease forwards;}
.praise span{
  font-size:clamp(44px,9vw,90px);font-weight:700;
  background:linear-gradient(90deg,var(--purple),var(--pink),var(--orange));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 6px 26px rgba(255,255,255,.9);
}
@keyframes praise{
  0%{opacity:0;transform:scale(.4)}
  25%{opacity:1;transform:scale(1.12)}
  40%{transform:scale(1)}
  80%{opacity:1}
  100%{opacity:0;transform:scale(1.05)}
}

/* ================= จอแนวตั้ง / จอเล็ก ================= */
@media (max-aspect-ratio:1/1){
  .stage.mirror{flex-direction:row-reverse;}
.stage{flex-direction:column;}
  .prompt-card{flex:0 0 auto;max-height:32%;}
  .prompt-inner{flex-direction:row;align-items:center;gap:12px;padding:12px;}
  .cat-badge{order:-1;align-self:center;flex:0 0 auto;}
  .char-area{flex:1;min-width:0;}
  .char{font-size:clamp(54px,12vh,110px);}
  .hidden-face{gap:4px;}
  .ear{font-size:clamp(40px,7vh,64px);}
  .hidden-label{font-size:13.5px;padding:0 6px;}
  .timer-wrap{flex:0 0 84px;}
  .result{flex:0 0 auto;max-width:190px;padding:7px 10px;}
  .result-stars{font-size:19px;}
  .result-text{font-size:13.5px;}
  .result-sub{display:none;}
  .timer-label{font-size:11px;}
  .prompt-actions{flex-direction:column;flex:0 0 auto;gap:6px;}
  .round-btn{flex:0 0 auto;flex-direction:row;justify-content:flex-start;padding:9px 13px;font-size:19px;white-space:nowrap;}
  .board-card{flex:1;min-height:0;}
}

@media (max-width:820px){
  .brand-text{display:none;}
  .icon-btn span{display:none;}
  .score-chip{padding:6px 11px;font-size:13px;}
  :root{--gut:10px;}
  .toolbar{gap:6px;}
  .tool-group{padding:5px;gap:4px;}
  .tool-btn{padding:8px 10px;}
  .tool-btn span{display:none;}
  .colors{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .colors::-webkit-scrollbar{display:none;}
  .color-btn{width:30px;height:30px;flex:0 0 auto;}
  .size-btn{width:32px;height:32px;}
  .done-btn{padding:11px 18px;font-size:15px;}
}

@media (max-width:560px){
  :root{--gut:8px;}
  .topbar{gap:8px;}
  .brand-icon{font-size:22px;}
  .score-chip{padding:5px 9px;font-size:12px;}
  .set-bar{display:none;}
  .icon-btn{padding:8px 10px;font-size:16px;}
  .prompt-card{max-height:30%;}
  .prompt-inner{gap:8px;padding:10px;}
  .cat-badge{font-size:12px;padding:5px 11px;max-width:78px;text-align:center;line-height:1.35;}
  .hidden-label{display:none;}
  .hint{font-size:13px;}
  .timer-wrap{flex:0 0 56px;}
  .result{max-width:120px;padding:6px 8px;}
  .result-text{font-size:12px;}
  .timer-label{display:none;}
  .round-btn span{display:none;}
  .round-btn{padding:9px 11px;justify-content:center;}
  .board-card{padding:9px;gap:8px;}
  .board-hint{font-size:13px;}
  .done-btn{padding:10px 14px;font-size:14px;}
  .tool-group.grow-end{gap:6px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
}