:root{
  --bg:#f5f4f0; --surface:#fbfbf9; --panel:#ffffff; --panel-soft:#f7f6f2;
  --ink:#1c1c1a; --ink-hover:#3a3935; --ink-2:#55534d; --sub:#7a776f; --muted:#8a877f;
  --line:#e3e1db; --line-2:#dcdad3; --line-3:#efeee9; --hover:#efeee9; --soft:#f3f2ee; --track:#ebe9e3;
  --accent:#e0533a; /* 토마토 레드 */
  --accent-soft:#fbe7e2;
  --rest:#3f8f6b; --rest-soft:#e2f1ea;
  --font:"IBM Plex Sans KR",sans-serif; --mono:"JetBrains Mono",monospace;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;word-break:keep-all}
input[type=number]{-moz-appearance:textfield;appearance:textfield}
input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
button{font:inherit;color:inherit}
.mono-label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--muted)}
.app{min-height:calc(100vh - 48px);display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 28px;border-bottom:1px solid var(--line);background:var(--surface);flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:14px;min-width:0;flex-wrap:wrap}
.home{font-size:13px;color:var(--ink-2);text-decoration:none}
.home:hover{color:var(--ink)}
.brand-title{font-size:17px;font-weight:700;letter-spacing:-.01em}
.btn{height:36px;padding:0 14px;background:transparent;border:1px solid var(--line-2);border-radius:999px;font-size:13px;cursor:pointer}
.btn:hover{background:var(--hover)}
.btn--solid{background:var(--ink);color:#fff;border:none;font-weight:500}
.btn--solid:hover{background:var(--ink-hover)}
.text-input{height:40px;padding:0 12px;background:var(--surface);border:1px solid var(--line-2);border-radius:8px;font:inherit;font-size:14px;color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- 알림 배너 ---------- */
.alert{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:center;gap:14px;padding:12px 16px;background:var(--accent);color:#fff;font-weight:500;animation:alertIn .35s ease-out}
.alert-dot{width:10px;height:10px;border-radius:50%;background:#fff;animation:blink 1s steps(2,start) infinite}
.alert-btn{height:32px;background:#fff;color:var(--ink)}
.alert-btn:hover{background:#f4f1ec}
@keyframes alertIn{from{transform:translateY(-100%)}to{transform:none}}
@keyframes blink{to{visibility:hidden}}

/* ---------- 본문 ---------- */
.main{flex:1;width:100%;max-width:560px;margin:0 auto;padding:32px 16px 48px;display:flex;flex-direction:column;align-items:center;gap:28px}

.tabs{display:flex;gap:2px;padding:4px;background:var(--track);border-radius:999px;width:100%;max-width:380px}
.tab{flex:1;height:38px;border:none;background:transparent;border-radius:999px;font-size:14px;color:var(--sub);cursor:pointer;transition:background .2s,color .2s}
.tab:hover{color:var(--ink)}
.tab.is-active{background:var(--panel);color:var(--ink);font-weight:500;box-shadow:0 1px 3px rgba(0,0,0,.1)}

.view{width:100%;display:flex;flex-direction:column;align-items:center;gap:24px;animation:fadeUp .35s ease-out}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* 다이얼 */
.dial{position:relative;width:min(340px,100%);aspect-ratio:1}
.ring{width:100%;height:100%;transform:rotate(-90deg);overflow:visible}
.ring circle{fill:none}
.ring-ticks{stroke:var(--line-2);stroke-width:6;stroke-dasharray:1.2 10.95}
.ring-track{stroke:var(--track);stroke-width:14}
.ring-bar{stroke:var(--accent);stroke-width:14;stroke-linecap:round;transition:stroke .4s}
.dial.is-done .ring-bar{animation:pulse 1s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25}}
.dial-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center}
.big-time{font-family:var(--mono);font-weight:500;font-size:clamp(46px,15vw,68px);letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.big-time.is-long{font-size:clamp(36px,11vw,52px)}
.dial-sub{font-size:13px;color:var(--sub);font-variant-numeric:tabular-nums}

.presets{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.preset{min-width:64px;height:36px;padding:0 14px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel);font-family:var(--mono);font-size:13px;cursor:pointer;transition:background .15s,border-color .15s,transform .1s}
.preset:hover{border-color:var(--accent);color:var(--accent)}
.preset:active{transform:scale(.96)}

.set-row{display:flex;align-items:center;gap:8px}
.colon{font-family:var(--mono);font-size:22px;color:var(--muted)}
.num-field{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--sub)}
.num-field input{width:84px;height:46px;padding:0 10px;text-align:center;border:1px solid var(--line-2);border-radius:10px;background:var(--surface);font-family:var(--mono);font-size:20px;color:var(--ink)}
.num-field input:disabled{opacity:.5}

.controls{display:flex;align-items:center;justify-content:center;gap:14px}
.ctrl{min-width:86px;height:46px;padding:0 18px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel);font-size:14px;cursor:pointer;transition:background .15s,transform .1s}
.ctrl:hover{background:var(--hover)}
.ctrl:active{transform:scale(.97)}
.ctrl:disabled{opacity:.4;cursor:default}
.ctrl:disabled:hover{background:var(--panel)}
.ctrl--main{min-width:120px;height:56px;background:var(--ink);color:#fff;border:none;font-size:16px;font-weight:500}
.ctrl--main:hover{background:var(--ink-hover)}
.ctrl--main.is-running{background:var(--accent)}
.ctrl--main.is-running:hover{background:#c9452e}

/* 스톱워치 */
.sw-face{width:100%;display:flex;flex-direction:column;align-items:center;gap:10px;padding:40px 16px 34px;background:var(--panel);border:1px solid var(--line);border-radius:20px;position:relative;overflow:hidden}
.sw-face::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:repeating-linear-gradient(90deg,var(--ink) 0 2px,transparent 2px 12px);opacity:.15}
.sw-time{font-family:var(--mono);font-weight:500;font-size:clamp(48px,16vw,76px);letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums;white-space:nowrap}
.sw-cs{font-size:.5em;color:var(--accent);letter-spacing:0}
.laps-wrap{width:100%}
.laps-head{display:grid;grid-template-columns:56px 1fr 1fr;padding:0 6px 8px;border-bottom:1px solid var(--line)}
.laps-head span:not(:first-child){text-align:right}
.laps{list-style:none;margin:0;padding:0;max-height:300px;overflow-y:auto}
.laps li{display:grid;grid-template-columns:56px 1fr 1fr;padding:11px 6px;border-bottom:1px solid var(--line-3);font-family:var(--mono);font-size:14px;font-variant-numeric:tabular-nums;animation:fadeUp .25s ease-out}
.laps li span:not(:first-child){text-align:right}
.laps li .lap-no{color:var(--muted)}
.laps li.is-best .lap-split{color:var(--rest)}
.laps li.is-worst .lap-split{color:var(--accent)}
.laps li.is-best .lap-no::after{content:" ▲";font-size:10px;color:var(--rest)}
.laps li.is-worst .lap-no::after{content:" ▼";font-size:10px;color:var(--accent)}
.empty{margin:18px 0 0;text-align:center;font-size:13px;color:var(--muted)}

/* 뽀모도로 */
.phase-chip{padding:4px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:500;transition:background .3s,color .3s}
.view--pomo.is-break{--accent:var(--rest);--accent-soft:var(--rest-soft)}
.view--pomo.is-break .ctrl--main.is-running:hover{background:#357a5b}
.cycle{display:flex;flex-direction:column;align-items:center;gap:8px}
.tomatoes{display:flex;gap:8px}
.tomato{width:16px;height:16px;border-radius:50%;border:1.5px solid var(--line-2);background:transparent;transition:background .3s,border-color .3s}
.tomato.is-on{background:#e0533a;border-color:#e0533a}
.tomato.is-now{border-color:#e0533a;border-style:dashed}
.cycle-text{margin:0;font-size:13px;color:var(--sub)}
.cycle-text strong{font-family:var(--mono);color:var(--ink);font-size:15px}
.pomo-settings{width:100%;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 18px;padding:16px;border:1px dashed var(--line-2);border-radius:14px}
.mini-field{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2)}
.mini-field input{width:58px;height:34px;text-align:center;border:1px solid var(--line-2);border-radius:8px;background:var(--surface);font-family:var(--mono);font-size:14px;color:var(--ink)}
.check{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2);cursor:pointer}
.check input{width:16px;height:16px;margin:0;accent-color:var(--ink)}
.link{padding:4px 0;background:transparent;border:none;font-size:12px;color:var(--muted);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.link:hover{color:var(--ink)}

.hint{margin:0;font-size:12px;color:var(--muted);text-align:center}

@media (max-width:640px){
  .topbar{padding:14px 16px}
  .main{padding:24px 16px 40px;gap:22px}
  .controls{gap:10px}
  .ctrl{min-width:76px;padding:0 14px}
  .ctrl--main{min-width:104px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* 다크 모드 (인쇄는 라이트 그대로) */
@media screen{
  :root[data-theme="dark"]{
    color-scheme:dark;
    --bg:#151412; --surface:#1b1a17; --panel:#201f1c; --panel-soft:#262521;
    --ink:#edebe6; --ink-hover:#ffffff; --ink-2:#cac7bf; --sub:#a29f96; --muted:#8c897f;
    --line:#302e2a; --line-2:#3b3934; --line-3:#2a2925; --hover:#2c2b27; --soft:#282723; --track:#36342f;
    --accent:#f27a63; --accent-soft:rgba(242,122,99,.16);
    --rest:#5fc497; --rest-soft:rgba(95,196,151,.16);
  }
  :root[data-theme="dark"] .btn--solid,:root[data-theme="dark"] .ctrl--main,
  :root[data-theme="dark"] .alert{color:var(--bg)}
  :root[data-theme="dark"] .alert-dot{background:var(--bg)}
  :root[data-theme="dark"] .alert-btn{background:var(--bg);color:var(--ink)}
  :root[data-theme="dark"] .alert-btn:hover{background:var(--hover)}
  :root[data-theme="dark"] .tab.is-active{background:#4c4a44;box-shadow:0 1px 3px rgba(0,0,0,.4)}
  :root[data-theme="dark"] .ctrl--main.is-running:hover{background:#f6927e}
  :root[data-theme="dark"] .view--pomo.is-break .ctrl--main.is-running:hover{background:#7ad3aa}
  :root[data-theme="dark"] .tomato.is-on{background:#f27a63;border-color:#f27a63}
  :root[data-theme="dark"] .tomato.is-now{border-color:#f27a63}
}