:root{
  --bg:#0B0E13; --surface:#141922; --surface2:#1B212C; --border:#262E3B;
  --text:#E9EEF3; --muted:#8C98AA; --accent:#34E8A9; --accent-ink:#04261A;
  --warn:#FFC857; --danger:#FF6B6B; --info:#7AB8FF;
  --radius:16px; --shadow:0 10px 30px rgba(0,0,0,.35);
  --safe-b:env(safe-area-inset-bottom,0px);
  color-scheme:dark;
}
[data-theme="light"]{
  --bg:#F4F6F8; --surface:#FFFFFF; --surface2:#EEF2F5; --border:#DCE2E8;
  --text:#121820; --muted:#5D6B7C; --accent:#0FB58C; --accent-ink:#FFFFFF;
  --warn:#B7791F; --danger:#D64545; --info:#2B6CB0; --shadow:0 10px 30px rgba(20,30,40,.12);
  color-scheme:light;
}
[data-accent="amber"]{--accent:#FFC857;--accent-ink:#2A1E00}
[data-accent="violet"]{--accent:#A78BFA;--accent-ink:#1B1035}
[data-accent="coral"]{--accent:#FF8A7A;--accent-ink:#2B0D08}

*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;-webkit-tap-highlight-color:transparent}
body{min-height:100dvh;padding-bottom:calc(76px + var(--safe-b))}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--accent)}
h1,h2,h3{margin:0;line-height:1.2}
.muted{color:var(--muted)}
.small{font-size:13px}

.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;padding-top:calc(12px + env(safe-area-inset-top,0px));background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:10px}
.brand img{border-radius:9px}
.brand strong{font-size:19px;letter-spacing:-.01em}
.region-badge{margin-left:8px;font-size:12px;color:var(--muted);border:1px solid var(--border);padding:2px 8px;border-radius:99px;vertical-align:2px}

main{max-width:680px;margin:0 auto;padding:16px;outline:none}

.btn{border:1px solid var(--border);background:var(--surface2);padding:10px 16px;border-radius:12px;cursor:pointer;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.btn.danger{color:var(--danger)}
.btn.ghost{background:transparent}
.btn.block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.icon-btn{border:0;background:var(--surface2);width:36px;height:36px;border-radius:10px;cursor:pointer;font-size:16px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}
.btn-row .btn{flex:1 1 140px}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.stack>*+*{margin-top:12px}
.section-title{display:flex;align-items:baseline;justify-content:space-between;margin:22px 2px 10px}
.section-title h2{font-size:16px}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px}
.stat b{display:block;font-size:20px;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--muted)}

.hero{display:flex;gap:14px;align-items:center;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 18%,var(--surface)),var(--surface));border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.hero h1{font-size:20px;margin-bottom:4px}

.list{display:flex;flex-direction:column;gap:8px}
.row{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 14px;cursor:pointer;text-align:left;width:100%}
.row:hover{border-color:color-mix(in srgb,var(--accent) 40%,var(--border))}
.row .ico{flex:0 0 40px;height:40px;border-radius:11px;background:var(--surface2);display:grid;place-items:center;font-size:20px}
.row .main{flex:1;min-width:0}
.row .title{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .sub{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .end{text-align:right;flex:0 0 auto}

.pill{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;padding:3px 9px;border-radius:99px;background:var(--surface2);color:var(--muted);white-space:nowrap}
.pill.ok{background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent)}
.pill.soon{background:color-mix(in srgb,var(--warn) 18%,transparent);color:var(--warn)}
.pill.urgent{background:color-mix(in srgb,var(--danger) 18%,transparent);color:var(--danger)}
.pill.info{background:color-mix(in srgb,var(--info) 16%,transparent);color:var(--info)}

.chips{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.chip{border:1px solid var(--border);background:var(--surface);padding:7px 13px;border-radius:99px;cursor:pointer;white-space:nowrap;font-size:13px;font-weight:600}
.chip.active{background:var(--accent);color:var(--accent-ink);border-color:transparent}

.search{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:11px 14px;margin-bottom:10px}

.empty{text-align:center;padding:36px 16px;color:var(--muted)}
.empty img{width:72px;opacity:.9;margin-bottom:10px}

/* forms */
.field{display:flex;flex-direction:column;gap:6px}
.field label,.label{font-size:13px;font-weight:600;color:var(--muted)}
.field input,.field select,.field textarea{background:var(--surface2);border:1px solid var(--border);border-radius:11px;padding:11px 12px;width:100%;min-height:44px}
.field textarea{min-height:80px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus,.search:focus{outline:2px solid color-mix(in srgb,var(--accent) 60%,transparent);outline-offset:1px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.hint{font-size:12px;color:var(--muted)}
.seg{display:flex;background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:3px}
.seg button{flex:1;border:0;background:transparent;padding:9px;border-radius:9px;cursor:pointer;font-weight:600;color:var(--muted)}
.seg button.active{background:var(--surface);color:var(--text);box-shadow:0 1px 4px rgba(0,0,0,.2)}
.quick{display:flex;gap:6px;flex-wrap:wrap}
.quick button{border:1px solid var(--border);background:transparent;border-radius:99px;padding:4px 10px;font-size:12px;cursor:pointer;color:var(--muted)}
.check{display:flex;align-items:center;gap:10px;font-weight:600}
.check input{width:20px;height:20px;accent-color:var(--accent)}

/* timeline */
.timeline{position:relative;padding-left:20px}
.timeline:before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:var(--border)}
.tl{position:relative;padding:4px 0 14px}
.tl:before{content:"";position:absolute;left:-19px;top:9px;width:12px;height:12px;border-radius:50%;background:var(--muted);border:2px solid var(--surface)}
.tl.ok:before{background:var(--accent)}.tl.soon:before{background:var(--warn)}.tl.urgent:before{background:var(--danger)}.tl.past:before{background:var(--border)}
.tl.past{opacity:.55}
.tl .t{display:flex;justify-content:space-between;gap:8px;font-weight:600}
.tl p{margin:2px 0 0;font-size:13px;color:var(--muted)}

.badge-box{border:1px solid color-mix(in srgb,var(--info) 40%,var(--border));background:color-mix(in srgb,var(--info) 8%,var(--surface));border-radius:12px;padding:12px;font-size:13px}
.badge-box b{color:var(--info)}

.photos{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:8px}
.photo{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;background:var(--surface2);border:1px solid var(--border)}
.photo img{width:100%;height:100%;object-fit:cover;cursor:zoom-in}
.photo button{position:absolute;top:4px;right:4px;width:24px;height:24px;border-radius:50%;border:0;background:rgba(0,0,0,.65);color:#fff;cursor:pointer;font-size:12px}
.add-photo{display:grid;place-items:center;aspect-ratio:1;border:1.5px dashed var(--border);border-radius:10px;cursor:pointer;color:var(--muted);font-size:13px;text-align:center}
.lightbox{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.9);display:grid;place-items:center;padding:16px}
.lightbox img{max-width:100%;max-height:100%;border-radius:8px}

/* tab bar */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;justify-content:center;background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:blur(14px);border-top:1px solid var(--border);padding-bottom:var(--safe-b)}
.tabbar button{flex:1;max-width:136px;border:0;background:none;padding:9px 4px 8px;display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--muted);cursor:pointer;font-size:11px;font-weight:600}
.tabbar svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tabbar button.active{color:var(--accent)}

/* sheet */
.sheet{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center}
.sheet[hidden]{display:none}
.sheet-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.55);animation:fade .2s}
.sheet-panel{position:relative;width:100%;max-width:680px;max-height:92dvh;background:var(--surface);border:1px solid var(--border);border-bottom:0;border-radius:22px 22px 0 0;display:flex;flex-direction:column;box-shadow:var(--shadow);animation:up .24s cubic-bezier(.2,.8,.2,1)}
.sheet-head{display:flex;justify-content:space-between;align-items:center;padding:16px 16px 8px}
.sheet-head h2{font-size:18px}
.sheet-body{overflow-y:auto;padding:8px 16px calc(20px + var(--safe-b))}
@media(min-width:720px){.sheet{align-items:center}.sheet-panel{border-radius:22px;border-bottom:1px solid var(--border);max-height:86dvh}}
@keyframes up{from{transform:translateY(30px);opacity:0}}
@keyframes fade{from{opacity:0}}

.toast{position:fixed;left:50%;bottom:calc(90px + var(--safe-b));transform:translateX(-50%) translateY(20px);background:var(--text);color:var(--bg);padding:10px 16px;border-radius:12px;font-weight:600;font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index:90;max-width:calc(100% - 32px)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.pro-card{border:1px solid color-mix(in srgb,var(--warn) 45%,var(--border));background:linear-gradient(135deg,color-mix(in srgb,var(--warn) 14%,var(--surface)),var(--surface))}
.pro-tag{font-size:11px;font-weight:800;color:#2A1E00;background:var(--warn);padding:2px 7px;border-radius:6px;letter-spacing:.04em}
.settings-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border)}
.settings-row:last-child{border-bottom:0}
.settings-row select{background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:8px 10px}
.region-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.region-grid button{border:1px solid var(--border);background:var(--surface2);border-radius:14px;padding:14px 10px;cursor:pointer;text-align:left;font-weight:600}
.region-grid button span{display:block;font-size:24px;margin-bottom:4px}
.region-grid button.active{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,var(--surface2))}
details.guide{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 14px}
details.guide+details.guide{margin-top:8px}
details.guide summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between}
details.guide summary:after{content:"＋";color:var(--muted)}
details.guide[open] summary:after{content:"－"}
details.guide p{margin:8px 0 0;color:var(--muted);font-size:14px}
pre.letter{white-space:pre-wrap;background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:12px;font:13px/1.5 ui-monospace,Menlo,Consolas,monospace;max-height:40vh;overflow:auto}
@media(max-width:380px){.stats{grid-template-columns:1fr 1fr}.stats .stat:last-child{grid-column:span 2}}

/* Google account */
.gbtn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:44px;padding:10px 16px;border-radius:12px;border:1px solid #DADCE0;background:#fff;color:#1F1F1F;font:600 15px/1 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;cursor:pointer}
.gbtn svg{width:20px;height:20px;flex:none}
.gbtn:hover{background:#F7F8F8}
.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:14px 0}
.or:before,.or:after{content:"";flex:1;height:1px;background:var(--border)}
.cloud-head{display:flex;align-items:center;gap:12px}
.avatar{flex:0 0 40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:800;background:var(--accent);color:var(--accent-ink)}
.warn-text{color:var(--warn)}