:root{
  --bg:#FAFAF7; --surface:#FFFFFF; --surface-2:#F1EFE9; --border:#E4E1D8;
  --ink:#1C1B19; --ink-dim:#6B6A63; --ink-faint:#A6A399;
  --task:#5C7A5E; --task-bg:#E8EFE6; --event:#4E6A8C; --event-bg:#E7EEF5;
  --accent:#B5562F; --danger:#B5562F; --focus:#4E6A8C;
  --scrollbar-thumb:rgba(28,27,25,.18); --scrollbar-thumb-hover:rgba(28,27,25,.32);
  --radius:10px; --shadow:0 1px 2px rgba(28,27,25,.06);
}
:root[data-theme="dark"]{
  --bg:#16171A; --surface:#1D1F23; --surface-2:#25272C; --border:#33353B;
  --ink:#EDEBE6; --ink-dim:#9A988F; --ink-faint:#6B6A63;
  --task:#8FB893; --task-bg:#233227; --event:#8FB0D6; --event-bg:#20293A;
  --accent:#E0855A; --danger:#E0855A; --focus:#8FB0D6;
  --scrollbar-thumb:rgba(237,235,230,.16); --scrollbar-thumb-hover:rgba(237,235,230,.30);
  --shadow:0 1px 2px rgba(0,0,0,.4);
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;}
h1,h2,h3{margin:0;font-weight:600;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
a{color:inherit;}
.hidden{display:none !important;}

/* Themed scrollbars everywhere — Firefox via the standard properties,
   Chrome/Safari/Edge via the ::-webkit-scrollbar pseudo-elements. Both are
   needed since no single API covers all browsers yet. */
*{ scrollbar-width:thin; scrollbar-color:var(--scrollbar-thumb) transparent; }
*::-webkit-scrollbar{ width:10px; height:10px; }
*::-webkit-scrollbar-track{ background:transparent; }
*::-webkit-scrollbar-thumb{ background:var(--scrollbar-thumb); border-radius:99px; border:2px solid transparent; background-clip:padding-box; }
*::-webkit-scrollbar-thumb:hover{ background:var(--scrollbar-thumb-hover); background-clip:padding-box; }
*::-webkit-scrollbar-corner{ background:transparent; }


/* ---- login page ---- */
.authwrap{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:20px;}
.authcard{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:32px;box-shadow:var(--shadow);}
.authbrand{font-family:Fraunces,serif;font-size:24px;font-weight:600;margin-bottom:4px;}
.authsub{color:var(--ink-dim);font-size:13px;margin-bottom:22px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:12.5px;font-weight:600;margin-bottom:6px;color:var(--ink-dim);}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:9px;background:var(--bg);}
.primarybtn{width:100%;padding:11px;border:none;border-radius:9px;background:var(--ink);color:var(--bg);font-weight:600;font-size:13.5px;}
.primarybtn:hover{opacity:.88;}
.authtoggle{margin-top:16px;font-size:13px;color:var(--ink-dim);text-align:center;}
.authtoggle button{background:none;border:none;color:var(--focus);font-weight:600;padding:0;}
.formerror{color:var(--danger);font-size:12.5px;margin-top:10px;min-height:1em;}

/* ---- app shell ---- */
#app{display:flex;height:100dvh;min-height:100dvh;}
.sidebar{width:224px;flex:none;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:18px 12px;gap:2px;}
.brand{font-family:Fraunces,serif;font-size:19px;font-weight:600;padding:2px 8px 16px;letter-spacing:-.01em;}
.navitem{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:var(--ink-dim);border:none;background:none;font-size:13.5px;font-weight:500;text-align:left;width:100%;}
.navitem svg{width:16px;height:16px;flex:none;opacity:.85;}
.navitem:hover{background:var(--surface-2);color:var(--ink);}
.navitem.active{background:var(--surface-2);color:var(--ink);}
.navsection{margin-top:18px;padding:0 10px 6px;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);display:flex;align-items:center;justify-content:space-between;}
.navsection button{background:none;border:none;color:var(--ink-faint);font-size:15px;line-height:1;padding:2px;}
.listrow{display:flex;align-items:center;gap:9px;padding:7px 10px;border-radius:8px;color:var(--ink-dim);font-size:13.5px;border:none;background:none;width:100%;cursor:pointer;}
.listrow:hover{background:var(--surface-2);}
.listdel{opacity:0;color:var(--ink-faint);display:flex;align-items:center;padding:3px;border-radius:5px;flex:none;cursor:pointer;}
.listcount{color:var(--ink-faint);font-size:11px;min-width:14px;text-align:right;flex:none;}
.listrow:hover .listdel{opacity:1;}
.listdel:hover{color:var(--danger);background:var(--surface);}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;flex:none;}
.spacer{flex:1;}
.sidebar-foot{padding-top:12px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px;}
.themebtn,.signoutbtn{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--ink-dim);font-size:12.5px;width:100%;}
.themebtn:hover,.signoutbtn:hover{color:var(--ink);}
.whoami{font-size:11.5px;color:var(--ink-faint);padding:0 4px;}

.main{flex:1;min-width:0;display:flex;flex-direction:column;height:100dvh;}
.topbar{display:flex;align-items:center;gap:12px;padding:14px 24px;border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:5;}
.topdate{font-size:13px;color:var(--ink-dim);min-width:118px;}
.search{flex:1;max-width:340px;display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:7px 10px;}
.search input{background:none;border:none;width:100%;color:var(--ink);}
.search svg{width:14px;height:14px;color:var(--ink-faint);flex:none;}
.addbtn{display:flex;align-items:center;gap:6px;background:var(--ink);color:var(--bg);border:none;border-radius:8px;padding:8px 14px;font-size:13px;font-weight:600;}
.addbtn:hover{opacity:.88;}
.addbtn.ghost{background:var(--surface);color:var(--ink);border:1px solid var(--border);}

.view{flex:1;overflow-y:auto;padding:26px 28px 60px;}
.viewhead{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap;}
.viewtitle{font-family:Fraunces,serif;font-size:26px;font-weight:600;letter-spacing:-.01em;}
.viewsub{color:var(--ink-dim);font-size:13px;margin-top:3px;}

.task{display:flex;align-items:flex-start;gap:10px;padding:9px 10px;border-radius:9px;background:var(--surface);border:1px solid var(--border);margin-bottom:6px;}
.task:hover{border-color:var(--ink-faint);}
.task.completed{opacity:.5;}
.task.completed .tasktitle{text-decoration:line-through;}
.check{width:17px;height:17px;border-radius:5px;border:1.5px solid var(--task);flex:none;margin-top:2px;background:none;display:flex;align-items:center;justify-content:center;color:var(--task);}
.check.done{background:var(--task);color:var(--surface);}
.check svg{width:11px;height:11px;}
.taskbody{flex:1;min-width:0;cursor:pointer;}
.tasktitle{font-size:13.5px;font-weight:500;}
.taskmeta{display:flex;gap:8px;margin-top:3px;flex-wrap:wrap;}
.pill{font-size:11px;padding:2px 7px;border-radius:99px;color:var(--ink-dim);background:var(--surface-2);display:inline-flex;align-items:center;gap:4px;}
.pill.overdue{color:var(--danger);background:var(--event-bg);}
.priority{width:6px;height:6px;border-radius:50%;margin-top:6px;flex:none;}
.p-high{background:var(--accent);} .p-medium{background:var(--ink-faint);} .p-low{background:transparent;border:1px solid var(--ink-faint);}
.taskdel{background:none;border:none;color:var(--ink-faint);opacity:0;padding:4px;flex:none;}
.task:hover .taskdel{opacity:1;}
.subtasks{margin-top:6px;padding-left:2px;display:flex;flex-direction:column;gap:4px;}
.subtask{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-dim);}
.subtask.done{text-decoration:line-through;opacity:.6;}
.subcheck{width:13px;height:13px;border-radius:4px;border:1.3px solid var(--ink-faint);background:none;flex:none;}
.subcheck.done{background:var(--task);border-color:var(--task);}
.grouphead{font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);margin:20px 0 8px;display:flex;align-items:center;gap:8px;}
.grouphead:first-child{margin-top:0;}

.summary{display:flex;gap:16px;margin-bottom:20px;flex-wrap:wrap;}
.statcard{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 16px;min-width:100px;}
.statnum{font-family:Fraunces,serif;font-size:22px;font-weight:600;}
.statlabel{font-size:11.5px;color:var(--ink-dim);margin-top:1px;}
.progressbar{height:5px;background:var(--surface-2);border-radius:99px;overflow:hidden;margin-top:8px;width:100%;}
.progressfill{height:100%;background:var(--task);border-radius:99px;transition:width .3s;}

.timeline{position:relative;border-left:2px solid var(--border);padding-left:18px;margin-left:6px;}
.tlitem{position:relative;margin-bottom:14px;}
.tlitem::before{content:"";position:absolute;left:-24px;top:5px;width:9px;height:9px;border-radius:50%;background:var(--event);border:2px solid var(--bg);}
.tlitem.is-task::before{background:var(--task);}
.tltime{font-size:11.5px;color:var(--ink-faint);margin-bottom:3px;font-variant-numeric:tabular-nums;}
.tlcard{background:var(--surface);border:1px solid var(--border);border-radius:9px;padding:9px 12px;}
.tlcard.event{border-left:3px solid var(--event);}
.tlcard.task-card{border-left:3px solid var(--task);}
.tltitle{font-size:13.5px;font-weight:500;}
.tlnote{font-size:12px;color:var(--ink-dim);margin-top:2px;}
.emptynote{color:var(--ink-faint);font-size:13px;padding:14px 0;}

.calnav{display:flex;align-items:center;gap:10px;}
.calnav button{background:var(--surface);border:1px solid var(--border);border-radius:7px;min-width:30px;height:30px;padding:0 10px;display:flex;align-items:center;justify-content:center;color:var(--ink-dim);font-size:12.5px;white-space:nowrap;}
.calnav button#prevMonth,.calnav button#nextMonth{width:30px;padding:0;}
.calgrid{display:grid;grid-template-columns:repeat(7,1fr);border:1px solid var(--border);border-radius:10px;overflow:hidden;}
.calhead{padding:8px;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);background:var(--surface-2);text-align:center;border-bottom:1px solid var(--border);}
.calcell{min-height:96px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);padding:6px;background:var(--surface);cursor:pointer;display:flex;flex-direction:column;gap:3px;}
.calcell:nth-child(7n){border-right:none;}
.calcell:hover{background:var(--surface-2);}
.calcell.other{background:var(--bg);color:var(--ink-faint);}
.calcell.today .daynum{background:var(--ink);color:var(--bg);border-radius:6px;padding:0 5px;}
.calcell.dragover{outline:2px solid var(--focus);outline-offset:-2px;}
.daynum{font-size:12px;font-weight:600;width:fit-content;}
.calchip{font-size:10.5px;padding:1px 5px;border-radius:5px;background:var(--event-bg);color:var(--event);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.calchip.tk{background:var(--task-bg);color:var(--task);}
.calmore{font-size:10px;color:var(--ink-faint);}

.overlay{position:fixed;inset:0;background:rgba(0,0,0,.32);display:flex;justify-content:flex-end;z-index:40;}
.overlay.center{align-items:center;justify-content:center;}
.daypanel{width:min(440px,100%);background:var(--bg);height:100%;overflow-y:auto;padding:22px 24px;border-left:1px solid var(--border);}
.panelclose{background:var(--surface);border:1px solid var(--border);border-radius:7px;width:28px;height:28px;float:right;color:var(--ink-dim);}

.modal{width:min(460px,92vw);background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:24px;max-height:90vh;overflow-y:auto;}
.modal h2{font-family:Fraunces,serif;font-size:19px;margin-bottom:16px;}
.formrow{display:flex;gap:10px;}
.formrow .field{flex:1;}
.modalfoot{display:flex;justify-content:flex-end;gap:8px;margin-top:6px;}
.secondarybtn{padding:9px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--ink);font-size:13px;font-weight:600;}
.dangerbtn{padding:9px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--danger);font-size:13px;font-weight:600;margin-right:auto;}

.dow-picker{display:flex;gap:6px;flex-wrap:wrap;}
.dow-btn{width:34px;height:34px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--ink-dim);font-size:12px;font-weight:600;}
.dow-btn.on{background:var(--ink);color:var(--bg);border-color:var(--ink);}
.repeatextra{display:flex;flex-direction:column;gap:10px;margin-top:4px;padding:12px;border:1px solid var(--border);border-radius:9px;background:var(--surface-2);}
.seriesnote{font-size:12px;color:var(--ink-dim);background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px 10px;margin-bottom:14px;}

.alldayrow{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px;}
.alldaychip{font-size:11.5px;padding:3px 9px;border-radius:99px;background:var(--event-bg);color:var(--event);cursor:pointer;}
.daytimeline-scroll{max-height:520px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;background:var(--surface);position:relative;}
.daytimeline{display:flex;position:relative;height:1440px;} /* 1px per minute of the day */
.dt-hours{width:50px;flex:none;position:relative;border-right:1px solid var(--border);background:var(--surface);}
.dt-hourlabel{position:absolute;left:0;right:6px;text-align:right;font-size:10px;color:var(--ink-faint);transform:translateY(-6px);white-space:nowrap;}
.dt-track{flex:1;position:relative;min-width:0;}
.dt-gridline{position:absolute;left:0;right:0;border-top:1px solid var(--border);}
.dt-event{position:absolute;left:6px;right:6px;border-radius:7px;background:var(--event-bg);border-left:3px solid var(--event);padding:3px 8px;overflow:hidden;cursor:pointer;}
.dt-event .dt-etitle{font-size:11.5px;font-weight:600;color:var(--ink);line-height:1.25;}
.dt-event .dt-etime{font-size:10px;color:var(--ink-dim);}
.dt-task-marker{position:absolute;left:4px;right:4px;display:flex;align-items:center;gap:6px;z-index:5;cursor:pointer;}
.dt-task-dot{width:9px;height:9px;border-radius:50%;background:var(--task);border:2px solid var(--surface);flex:none;}
.dt-task-label{font-size:10.5px;background:var(--task-bg);color:var(--task);padding:1px 7px;border-radius:99px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:80%;}
.dt-task-label.done{text-decoration:line-through;opacity:.7;}
.dt-now{position:absolute;left:0;right:0;border-top:2px solid var(--accent);z-index:6;pointer-events:none;}
.dt-now::before{content:"";position:absolute;left:-4px;top:-4px;width:8px;height:8px;border-radius:50%;background:var(--accent);}

@media (max-width:760px){
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:50;transform:translateX(-100%);transition:transform .2s;}
  .sidebar.open{transform:translateX(0);box-shadow:0 0 40px rgba(0,0,0,.25);}
  .view{padding:18px 14px 90px;}
  .topbar{padding:12px 14px;}
  .search{display:none;}
  .bottomnav{position:fixed;left:0;right:0;bottom:0;display:flex;background:var(--surface);border-top:1px solid var(--border);padding:6px 4px;z-index:30;}
  .bottomnav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:none;color:var(--ink-faint);font-size:10px;padding:6px 2px;}
  .bottomnav button.active{color:var(--ink);}
  .bottomnav svg{width:19px;height:19px;}
  .daypanel{width:100%;}
  .calcell{min-height:64px;}
}
@media (min-width:761px){.bottomnav{display:none;}.hamburger{display:none;}}
.hamburger{background:var(--surface);border:1px solid var(--border);border-radius:7px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:var(--ink-dim);}