/* Lab Timers — flat "pop-up storybook" system (karl_DESIGN.md):
   signal-yellow canvas, charcoal ink linework, azure globe footer,
   Changa One display type, hard corners, no shadows, no gradients. */

@font-face {
  font-family: 'Changa One';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/changa-one.woff2') format('woff2');
}

:root{
  --sky:#ffe600;      /* Signal Yellow — the canvas */
  --azure:#007fff;    /* Globe Azure — circular focal surfaces */
  --ink:#333333;      /* Charcoal Ink — all text and linework */
  --paper:#ffffff;    /* Cloud White — structural light value */
  --coral:#ef3b2c;    /* Roof Coral — destructive action only */
  --muted:#6f6f6f;
  --ch0:#007fff;      /* channel colors — flat storybook hues */
  --ch1:#ef3b2c;
  --ch2:#12a35a;
  --ch3:#8f52e0;
  --ch4:#f2609e;
  --font-display:'Changa One', 'Arial Black', 'Avenir Next Condensed', sans-serif;
  --font-body:Arial, Helvetica, -apple-system, sans-serif;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
[hidden]{display:none!important;}
html,body{margin:0;padding:0;overflow-x:hidden;}
body{
  background:var(--sky);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:14px;
  min-height:100vh;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  padding-top:calc(env(safe-area-inset-top) + 4px);
  touch-action:manipulation;
  overscroll-behavior-y:none;
  position:relative;
}
button{
  font:inherit;color:inherit;background:none;border:none;cursor:pointer;
  touch-action:manipulation;user-select:none;-webkit-user-select:none;padding:0;border-radius:0;
}
.container{max-width:560px;margin:0 auto;padding-left:16px;padding-right:16px;width:100%;}
header,main{position:relative;z-index:1;}

/* ---------- clouds (flat white, pure decoration) ---------- */
.cloud{position:absolute;background:var(--paper);border-radius:1440px;pointer-events:none;z-index:0;}
.cloud::before,.cloud::after{content:'';position:absolute;background:var(--paper);border-radius:50%;}
.cloud-a{width:92px;height:28px;top:14px;right:-18px;}
.cloud-a::before{width:38px;height:38px;top:-19px;left:16px;}
.cloud-a::after{width:24px;height:24px;top:-11px;right:18px;}
.cloud-b{width:64px;height:20px;top:104px;left:-16px;}
.cloud-b::before{width:26px;height:26px;top:-13px;left:12px;}
.cloud-b::after{width:16px;height:16px;top:-7px;right:12px;}
.cloud-c{width:78px;height:24px;top:-4px;left:14%;z-index:2;}
.cloud-c::before{width:32px;height:32px;top:-16px;left:14px;}
.cloud-c::after{width:20px;height:20px;top:-9px;right:14px;}

/* ---------- header ---------- */
.app-header{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:14px;}
h1{
  font-family:var(--font-display);font-weight:400;font-size:34px;margin:0;
  text-transform:uppercase;letter-spacing:.5px;line-height:.9;
  transform:rotate(-2deg);transform-origin:left bottom;
}
.status-pill{
  font-size:11px;text-transform:uppercase;letter-spacing:.5px;padding:6px 10px;
  background:var(--paper);border:2px solid var(--ink);color:var(--ink);white-space:nowrap;
}
.status-pill.warn{background:var(--ink);color:var(--sky);}

/* ---------- timer cards: flat white blocks with chunky ink borders ---------- */
.timer-list{display:flex;flex-direction:column;gap:14px;}
.card{
  --accent:var(--ch0);
  background:var(--paper);border:3px solid var(--ink);
  padding:10px 14px 12px 24px;position:relative;
}
.card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:9px;background:var(--accent);}
.card.c0{--accent:var(--ch0)}
.card.c1{--accent:var(--ch1)}
.card.c2{--accent:var(--ch2)}
.card.c3{--accent:var(--ch3)}
.card.c4{--accent:var(--ch4)}

.card-row1{display:flex;align-items:center;gap:9px;min-height:32px;}
.card-label{display:flex;align-items:center;gap:9px;min-width:0;flex:1;}
.ch{
  width:30px;height:30px;border-radius:1440px;flex:none;
  background:var(--accent);border:2px solid var(--ink);color:var(--paper);
  font-family:var(--font-display);font-size:15px;
  display:flex;align-items:center;justify-content:center;
}
.name{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.eta{font-size:12px;color:var(--muted);white-space:nowrap;flex:none;}
.icon-btn{
  width:36px;height:36px;flex:none;background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  font-size:16px;display:flex;align-items:center;justify-content:center;
}
.icon-btn:active{background:var(--ink);color:var(--paper);}
.icon-btn:disabled{opacity:.3;}

/* the numbers ARE the card — full-width display row, ~half the box */
.time{
  font-family:var(--font-display);font-weight:400;color:var(--ink);
  font-size:clamp(56px, 22vw, 84px);
  line-height:.95;white-space:nowrap;letter-spacing:0;margin-top:2px;
}
.time .d{display:inline-block;width:.62em;text-align:center;}
.time.long{font-size:clamp(40px, 13.5vw, 52px);}
.st-paused .time{color:#9a9a9a;}
.st-done .time{color:var(--accent);}
.time.ending{animation:inkblink 1s linear infinite;}
@keyframes inkblink{0%,49.9%{color:var(--ink);}50%,100%{color:var(--accent);}}

.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px;}
.actions.solo{grid-template-columns:1fr;}
.btn{
  min-height:46px;padding:0 15px;font-size:14px;text-transform:uppercase;letter-spacing:.6px;
  border:2px solid var(--ink);
}
.btn.primary{background:var(--ink);color:var(--paper);}
.btn.primary:active{background:#000;}
.btn.primary:disabled{background:#b5b5b5;border-color:#b5b5b5;}
.btn.secondary{background:var(--paper);color:var(--ink);}
.btn.secondary:active{background:var(--ink);color:var(--paper);}
.st-done .btn.primary{animation:stopflip 1s linear infinite;}
@keyframes stopflip{0%,49.9%{background:var(--ink);}50%,100%{background:var(--accent);}}

/* "TIME'S UP!" sticker — rotated signage, a storybook signature */
.st-done::after{
  content:"TIME'S UP!";
  position:absolute;top:-13px;right:10px;z-index:2;
  background:var(--accent);color:var(--paper);border:2px solid var(--ink);
  font-family:var(--font-display);font-size:14px;letter-spacing:.5px;
  padding:3px 10px;transform:rotate(4deg);
}

.bar{height:14px;border:2px solid var(--ink);background:var(--paper);margin-top:8px;overflow:hidden;}
.bar-fill{height:100%;background:var(--accent);width:100%;transition:width .2s linear;}
.st-done .bar-fill{animation:barflip 1s linear infinite;}
@keyframes barflip{0%,49.9%{background:var(--accent);}50%,100%{background:var(--paper);}}

/* laps (stopwatch mode) */
.laps{margin-top:11px;border-top:2px solid var(--ink);max-height:106px;overflow-y:auto;}
.lap-row{display:flex;justify-content:space-between;gap:8px;padding:6px 2px 5px;border-bottom:1px solid #d9d9d9;font-size:13px;color:var(--ink);}
.lap-row:last-child{border-bottom:none;}
.lap-n{font-family:var(--font-display);font-size:12.5px;letter-spacing:.4px;text-transform:uppercase;color:var(--muted);}

.add-btn{
  display:block;width:100%;margin:16px 0 30px;min-height:54px;
  background:var(--paper);border:3px solid var(--ink);color:var(--ink);
  font-size:15px;text-transform:uppercase;letter-spacing:.8px;
}
.add-btn:active{background:var(--ink);color:var(--paper);}

/* ---------- azure globe footer ---------- */
.sky-footer{margin-top:auto;position:relative;padding-top:30px;z-index:1;}
.globe-arc{
  width:150%;margin-left:-25%;height:72px;background:var(--azure);
  border-radius:50% 50% 0 0 / 100% 100% 0 0;
}
.globe-body{
  background:var(--azure);margin-top:-1px;text-align:center;
  padding:2px 26px calc(env(safe-area-inset-bottom) + 18px);
}
.foot-warning{
  color:var(--paper);font-family:var(--font-display);font-weight:400;
  font-size:16px;line-height:1.35;letter-spacing:.4px;
  margin:0 auto;max-width:400px;
}
.install-hint{
  color:var(--paper);font-size:12.5px;margin:12px auto 0;
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
}
.install-hint button{color:var(--paper);border:1.5px solid var(--paper);padding:2px 8px;font-size:12px;}

/* ---------- edit sheet ---------- */
.sheet{position:fixed;inset:0;z-index:50;display:flex;flex-direction:column;justify-content:flex-end;}
.sheet-backdrop{position:absolute;inset:0;background:rgba(51,51,51,.55);}
.sheet-panel{
  position:relative;width:100%;max-width:560px;margin:0 auto;
  background:var(--paper);border-top:3px solid var(--ink);
  padding:10px 18px calc(env(safe-area-inset-bottom) + 18px);
  max-height:92vh;max-height:92svh;overflow-y:auto;-webkit-overflow-scrolling:touch;
}
.sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px;}
.sheet-btn{font-size:14px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);padding:12px 4px 9px;}
.sheet-btn.save{color:var(--ink);border-bottom:3px solid var(--ink);}
.sheet-title{font-family:var(--font-display);font-size:19px;letter-spacing:.5px;}
.field{display:block;margin:14px 0;}
.field-label{display:block;font-size:11px;letter-spacing:.8px;color:var(--muted);text-transform:uppercase;margin-bottom:7px;}

.mode-toggle{display:grid;grid-template-columns:1fr 1fr;border:2px solid var(--ink);}
.mode-toggle button{
  min-height:46px;background:var(--paper);color:var(--ink);
  font-size:13px;text-transform:uppercase;letter-spacing:.6px;
}
.mode-toggle button + button{border-left:2px solid var(--ink);}
.mode-toggle button.sel{background:var(--ink);color:var(--paper);}

#nameInput{
  width:100%;background:var(--paper);border:2px solid var(--ink);border-radius:0;
  color:var(--ink);font-size:16px;font-family:var(--font-body);padding:12px 13px;outline:none;
  appearance:none;-webkit-appearance:none;
}
#nameInput::placeholder{color:#b0b0b0;}

.entry-row{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--paper);border:2px solid var(--ink);padding:8px 13px;margin-bottom:9px;
}
.entry-display{font-family:var(--font-display);font-size:34px;line-height:1;color:var(--ink);}
.entry-display .d{display:inline-block;width:.62em;text-align:center;}
.entry-display .dim{color:#c9c9c9;}
.entry-clear{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;padding:10px;}

.preset-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:10px;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
.preset-row::-webkit-scrollbar{display:none;}
.chip{flex:none;background:var(--paper);border:2px solid var(--ink);padding:9px 13px;font-size:13px;color:var(--ink);}
.chip:active{background:var(--ink);color:var(--paper);}

.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}
.key{min-height:52px;background:var(--paper);border:2px solid var(--ink);font-family:var(--font-display);font-size:20px;color:var(--ink);}
.key:active{background:var(--ink);color:var(--paper);}

.sound-list{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.sound-item{
  background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  padding:13px 12px;font-size:13px;text-transform:uppercase;letter-spacing:.5px;text-align:left;
}
.sound-item.sel{background:var(--ink);color:var(--paper);}

.remove-btn{
  width:100%;margin-top:10px;min-height:48px;
  background:var(--paper);border:2px solid var(--coral);color:var(--coral);
  font-size:13px;text-transform:uppercase;letter-spacing:.6px;
}
.remove-btn.confirm{background:var(--coral);color:var(--paper);}

body.sheet-open{overflow:hidden;}

@media (prefers-reduced-motion: reduce){
  .st-done .btn.primary,.st-done .bar-fill,.time.ending{animation:none;}
}