:root{
  --navy:#1b2a4a; --navy2:#25395f; --accent:#2f5aa8; --accent-l:#e8eef9;
  --bg:#f4f6fa; --card:#fff; --line:#e1e6ef; --text:#1c2333; --muted:#6b7487;
  --red:#c0392b; --red-l:#fdecea; --orange:#d9822b; --orange-l:#fdf1e4;
  --green:#2e8b57; --green-l:#e6f4ec; --yellow-l:#fff8e1; --purple:#6c4bb4; --purple-l:#f0ebfa;
  --r:10px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);font-size:14px}
button,input,select,textarea{font-family:inherit;font-size:14px}
a{color:var(--accent)}
.hidden{display:none!important}

/* login */
#login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,var(--navy),#31508a);padding:20px}
.login-box{background:#fff;border-radius:14px;padding:30px;width:100%;max-width:380px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login-box h1{margin:0 0 4px;font-size:22px;color:var(--navy)}
.login-box p.sub{margin:0 0 20px;color:var(--muted)}
.demo-accounts{margin-top:18px;font-size:12px;color:var(--muted);background:var(--bg);border-radius:8px;padding:10px;line-height:1.7}
.demo-accounts b{color:var(--text)}
.demo-accounts span.acc{cursor:pointer;text-decoration:underline dotted}

/* layout */
#app{display:flex;min-height:100vh}
#sidebar{width:240px;background:var(--navy);color:#cfd8ea;flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
#sidebar .brand{padding:18px 18px 12px;color:#fff;font-weight:700;font-size:16px;border-bottom:1px solid rgba(255,255,255,.08)}
#sidebar .brand small{display:block;font-weight:400;color:#9fb0d0;font-size:12px;margin-top:2px}
#sidebar nav{padding:8px 0;flex:1}
#sidebar .navsec{padding:12px 18px 4px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#7f90b3}
#sidebar a.nav{display:flex;align-items:center;gap:10px;padding:9px 18px;color:#d6deee;text-decoration:none;cursor:pointer;border-left:3px solid transparent}
#sidebar a.nav:hover{background:rgba(255,255,255,.05)}
#sidebar a.nav.active{background:rgba(255,255,255,.1);color:#fff;border-left-color:#7fa6ff}
#sidebar a.nav .cnt{margin-left:auto;background:rgba(255,255,255,.15);border-radius:10px;padding:1px 7px;font-size:11px}
#sidebar a.nav .cnt.red{background:var(--red);color:#fff}
#sidebar .me{padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:13px}
#sidebar .me b{color:#fff;display:block}
#main{flex:1;min-width:0;display:flex;flex-direction:column}
#topbar{background:#fff;border-bottom:1px solid var(--line);padding:10px 20px;display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:20}
#topbar .search{flex:1;max-width:420px;position:relative}
#topbar .search input{width:100%;padding:8px 12px 8px 34px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}
#topbar .search svg{position:absolute;left:10px;top:9px}
#searchResults{position:absolute;top:40px;left:0;right:0;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.12);max-height:380px;overflow:auto;z-index:30}
#searchResults .sr{padding:9px 12px;border-bottom:1px solid var(--line);cursor:pointer}
#searchResults .sr:hover{background:var(--accent-l)}
#searchResults .sr small{color:var(--muted);display:block}
.iconbtn{background:none;border:none;cursor:pointer;padding:6px;border-radius:8px;position:relative;color:var(--navy)}
.iconbtn:hover{background:var(--bg)}
.badge{position:absolute;top:0;right:0;background:var(--red);color:#fff;font-size:10px;border-radius:9px;padding:1px 5px;min-width:16px;text-align:center}
#hamb{display:none}
#content{padding:22px;max-width:1300px;width:100%}
.demo-note{background:var(--yellow-l);border:1px solid #f1df9c;color:#6b5a14;padding:8px 12px;border-radius:8px;font-size:12px;margin-bottom:16px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.demo-note select{width:auto;max-width:100%;padding:3px 6px;border-radius:6px;border:1px solid #e2cf86;background:#fff;font-size:12px}

h2.pt{margin:0 0 4px;font-size:20px;color:var(--navy)}
p.pd{margin:0 0 16px;color:var(--muted)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}

/* buttons */
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:500;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.btn:hover{border-color:#c5cde0}
.btn.pri{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.pri:hover{background:#264c90}
.btn.navy{background:var(--navy);border-color:var(--navy);color:#fff}
.btn.danger{color:var(--red);border-color:#efc4bf}
.btn.danger.fill{background:var(--red);color:#fff;border-color:var(--red)}
.btn.ok{background:var(--green);border-color:var(--green);color:#fff}
.btn.warn{background:var(--orange);border-color:var(--orange);color:#fff}
.btn.sm{padding:5px 10px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* chips/tabs */
.tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.tab{padding:7px 14px;border-radius:20px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:13px}
.tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{border:none;background:#fff;padding:7px 12px;cursor:pointer;border-right:1px solid var(--line);font-size:13px}
.seg button:last-child{border-right:none}
.seg button.on{background:var(--navy);color:#fff}
.seg button.on.acil{background:var(--red)}
.seg button.on.yuksek{background:var(--orange)}
.seg button.on.normal{background:var(--accent)}
.seg button.on.dusuk{background:#7a8599}

/* task cards */
.cards{display:grid;gap:10px}
.tcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;cursor:pointer;display:flex;gap:12px;align-items:flex-start;border-left:4px solid var(--accent);transition:box-shadow .15s}
.tcard:hover{box-shadow:0 4px 14px rgba(27,42,74,.08)}
.tcard.acil{border-left-color:var(--red)}
.tcard.yuksek{border-left-color:var(--orange)}
.tcard.dusuk{border-left-color:#9aa3b5}
.tcard.late{background:#fff7f6}
.tcard .tt{font-weight:600;font-size:15px;margin-bottom:4px}
.tcard .meta{color:var(--muted);font-size:12px;display:flex;gap:12px;flex-wrap:wrap}
.tcard .right{margin-left:auto;text-align:right;flex-shrink:0;display:flex;flex-direction:column;gap:5px;align-items:flex-end}
.pill{display:inline-block;padding:2px 9px;border-radius:12px;font-size:11px;font-weight:600;background:var(--accent-l);color:var(--accent);white-space:nowrap}
.pill.red{background:var(--red-l);color:var(--red)}
.pill.orange{background:var(--orange-l);color:var(--orange)}
.pill.green{background:var(--green-l);color:var(--green)}
.pill.gray{background:#eef0f4;color:#5d6678}
.pill.purple{background:var(--purple-l);color:var(--purple)}
.pill.navy{background:var(--navy);color:#fff}
.empty{text-align:center;color:var(--muted);padding:40px 20px;background:#fff;border:1px dashed var(--line);border-radius:var(--r)}

/* panels / tables */
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:14px}
.panel h3{margin:0 0 12px;font-size:15px;color:var(--navy)}
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
table.tbl th{text-align:left;background:#f0f3f9;color:var(--navy);padding:8px 10px;border-bottom:1px solid var(--line);font-weight:600;white-space:nowrap}
table.tbl td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
table.tbl tr.click{cursor:pointer}
table.tbl tr.click:hover td{background:#f7f9fd}
.tblwrap{overflow-x:auto}
.filters{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px;margin-bottom:12px}
.filters label{font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:4px}
.checks{display:flex;flex-wrap:wrap;gap:6px 14px}
.checks label{display:flex;align-items:center;gap:5px;font-size:13px;cursor:pointer}

/* forms */
.f{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
.f>span{font-size:12px;color:var(--muted);font-weight:500}
input[type=text],input[type=password],input[type=date],input[type=datetime-local],input[type=time],input[type=number],select,textarea{padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;width:100%;color:var(--text)}
textarea{resize:vertical;min-height:70px}
input:focus,select:focus,textarea:focus{outline:2px solid #b9cdf2;border-color:var(--accent)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 14px}
.personpick{display:flex;flex-wrap:wrap;gap:6px}
.personpick .pp{border:1px solid var(--line);border-radius:18px;padding:5px 11px;cursor:pointer;font-size:13px;background:#fff;user-select:none}
.personpick .pp.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.personpick .pp.off{opacity:.4;cursor:not-allowed}
.personpick .pp small{opacity:.7}
.hint{font-size:12px;color:var(--muted)}
.warnbox{background:var(--orange-l);color:#8a4f12;border-radius:8px;padding:8px 10px;font-size:12px;margin-bottom:10px}

/* modal */
.ovl{position:fixed;inset:0;background:rgba(15,22,40,.45);z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:30px 14px;overflow-y:auto}
.modal{background:#fff;border-radius:14px;width:100%;max-width:640px;box-shadow:0 20px 60px rgba(0,0,0,.3);margin-bottom:30px}
.modal.wide{max-width:900px}
.modal .mh{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.modal .mh h3{margin:0;font-size:17px;color:var(--navy);flex:1}
.modal .mb{padding:18px 20px}
.modal .mf{padding:12px 20px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
.xbtn{background:none;border:none;font-size:22px;cursor:pointer;color:var(--muted);line-height:1}

/* task detail */
.dgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin-bottom:14px}
.dgrid .di{background:var(--bg);border-radius:8px;padding:8px 10px}
.dgrid .di small{display:block;color:var(--muted);font-size:11px;margin-bottom:2px}
.dsec{margin-bottom:16px}
.dsec h4{margin:0 0 8px;font-size:13px;color:var(--navy);text-transform:uppercase;letter-spacing:.04em}
.msg{background:var(--bg);border-radius:8px;padding:8px 10px;margin-bottom:6px;font-size:13px}
.msg .mm{font-size:11px;color:var(--muted);margin-bottom:3px}
.msg.private{background:var(--purple-l)}
.file{display:inline-flex;gap:6px;align-items:center;background:var(--accent-l);color:var(--accent);padding:4px 10px;border-radius:6px;font-size:12px;cursor:pointer;margin:2px 4px 2px 0}
.hist{font-size:12px;color:var(--muted);border-left:2px solid var(--line);padding-left:10px}
.hist div{margin-bottom:5px}
.hist b{color:var(--text);font-weight:500}
.actbar{display:flex;gap:8px;flex-wrap:wrap;padding:12px;background:#f7f9fd;border-radius:10px;margin-bottom:14px;border:1px solid var(--line)}
.flow{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:14px;font-size:12px}
.flow .st{padding:4px 10px;border-radius:14px;background:#eef0f4;color:#5d6678}
.flow .st.now{background:var(--navy);color:#fff}
.flow .st.done{background:var(--green-l);color:var(--green)}

/* calendar */
.cal{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cal .ch{background:#f0f3f9;padding:6px;text-align:center;font-size:12px;font-weight:600;color:var(--navy)}
.cal .cd{background:#fff;min-height:96px;padding:4px;font-size:11px}
.cal .cd.other{background:#fafbfd;color:#aab}
.cal .cd.today{background:#f1f6ff}
.cal .cd .dn{font-weight:600;margin-bottom:3px}
.cal .ev{border-radius:4px;padding:2px 4px;margin-bottom:2px;cursor:pointer;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.ev.durusma{background:#e3ebfb;color:#1d3f85}
.ev.kesif{background:var(--green-l);color:#1e6b41}
.ev.toplanti{background:var(--purple-l);color:var(--purple)}
.ev.is{background:var(--orange-l);color:#8a4f12}
.ev.yasal{background:var(--red-l);color:var(--red)}

/* notif drawer */
#notifPanel{position:fixed;top:56px;right:14px;width:360px;max-width:calc(100vw - 28px);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 40px rgba(0,0,0,.18);z-index:60;max-height:70vh;overflow:auto}
#notifPanel .nh{padding:12px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;font-weight:600}
.notif{padding:10px 14px;border-bottom:1px solid var(--line);cursor:pointer;font-size:13px}
.notif.unread{background:#f1f6ff}
.notif small{color:var(--muted);display:block;margin-top:2px}
#toasts{position:fixed;bottom:18px;left:18px;z-index:200;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--navy);color:#fff;padding:11px 14px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.25);max-width:340px;font-size:13px;animation:tin .25s}
.toast.alarm{background:var(--red)}
@keyframes tin{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px}
.stat b{display:block;font-size:24px;color:var(--navy)}
.stat small{color:var(--muted)}
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-bottom:14px}
#exportArea{background:#fff;padding:18px;border:1px solid var(--line);border-radius:8px}
#exportArea[contenteditable=true]{outline:2px dashed #b9cdf2}
#exportArea h2{font-size:16px;margin:0 0 4px;color:var(--navy)}
#exportArea .sub{font-size:12px;color:var(--muted);margin-bottom:10px}
#exportArea table{width:100%;border-collapse:collapse;font-size:11px}
#exportArea th{background:#1b2a4a;color:#fff;padding:5px 6px;text-align:left}
#exportArea td{border:1px solid #d5dbe6;padding:5px 6px;vertical-align:top}
#exportArea tr.dayrow td{background:#e8eef9;color:#1b2a4a;font-weight:700;font-size:12px;padding:7px 8px}
#exportArea.plan table{font-size:12.5px}
#exportArea.plan td{padding:7px 8px}

@media (max-width:860px){
  #sidebar{position:fixed;left:-260px;z-index:90;transition:left .2s;width:250px}
  #sidebar.open{left:0;box-shadow:0 0 40px rgba(0,0,0,.4)}
  #hamb{display:inline-flex}
  #content{padding:14px}
  .grid2,.grid3{grid-template-columns:1fr}
  .tcard{flex-direction:column}
  .tcard .right{margin-left:0;align-items:flex-start;flex-direction:row;flex-wrap:wrap}
  #topbar{padding:8px 12px;flex-wrap:wrap}
  #topbar .search{order:5;flex-basis:100%;max-width:none}
  .cal .cd{min-height:64px}
  .cal .ev{font-size:10px}
}