:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --panel-2:#f9fbff;
  --text:#152033;
  --muted:#6c7a90;
  --line:#e4e9f2;
  --line-strong:#d4ddeb;
  --primary:#5b5ce2;
  --primary-2:#7a6dff;
  --primary-soft:#f0eeff;
  --success:#178a63;
  --success-soft:#e8f7f1;
  --warning:#b87709;
  --warning-soft:#fff4da;
  --danger:#c83b55;
  --danger-soft:#ffedf1;
  --shadow:0 22px 50px rgba(21,32,51,.08);
  --shadow-soft:0 10px 30px rgba(16,24,40,.06);
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:10px;
  --sidebar-width:290px;
  --topbar-h:90px;
  --sidebar-offset:18px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%;font-family:var(--font);background:
  radial-gradient(circle at top left, rgba(122,109,255,.12), transparent 26%),
  radial-gradient(circle at top right, rgba(91,92,226,.08), transparent 18%),
  var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
img{max-width:100%;display:block}
h1,h2,h3,h4,p{margin:0}
body, .sidebar, .sidebar nav, .main, .content, .table-wrap, .tabs, .kanban, .modal-card{
  scrollbar-width:none;
  -ms-overflow-style:none;
}
body::-webkit-scrollbar,
.sidebar::-webkit-scrollbar,
.sidebar nav::-webkit-scrollbar,
.main::-webkit-scrollbar,
.content::-webkit-scrollbar,
.table-wrap::-webkit-scrollbar,
.tabs::-webkit-scrollbar,
.kanban::-webkit-scrollbar,
.modal-card::-webkit-scrollbar{width:0;height:0;display:none}

.app-shell{display:flex;min-height:100vh;gap:24px;padding:18px}
.sidebar{
  width:var(--sidebar-width);
  background:linear-gradient(180deg,#111827 0%,#172235 100%);
  color:#e9eef9;
  border:1px solid rgba(255,255,255,.06);
  border-radius:28px;
  box-shadow:0 25px 60px rgba(10,14,24,.24);
  position:fixed;
  inset:18px auto 18px 18px;
  display:flex;
  flex-direction:column;
  overflow:hidden;
  padding:18px;
  isolation:isolate;
}
.sidebar:before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(circle at 15% 0%,rgba(122,109,255,.22),transparent 32%),
    radial-gradient(circle at 100% 88%,rgba(91,92,226,.13),transparent 34%);
}
.sidebar:after{
  content:"";position:absolute;inset:1px;border-radius:27px;pointer-events:none;z-index:-1;
  border:1px solid rgba(255,255,255,.025);
}
.brand{display:flex;align-items:center;gap:14px;padding:10px 8px 18px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:14px;flex:0 0 auto}
.brand strong{display:block;font-size:17px;line-height:1.3;color:#fff}
.brand small{display:block;font-size:12px;color:#9cabbe;margin-top:4px}
.brand-mark{
  width:50px;height:50px;border-radius:18px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;font-weight:800;letter-spacing:.08em;box-shadow:0 14px 30px rgba(91,92,226,.4)
}
.brand-mark.large{width:72px;height:72px;font-size:22px;margin:0 auto}
.sidebar nav{display:flex;flex-direction:column;gap:8px;flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;padding:4px 5px 8px 0;scroll-behavior:auto;overscroll-behavior:contain;scrollbar-width:none;-ms-overflow-style:none}
.sidebar nav a{
  display:flex;align-items:center;gap:12px;padding:13px 14px;border-radius:14px;
  color:#c8d2e3;font-size:14px;font-weight:600;position:relative;transition:.18s ease;
  border:1px solid transparent;
  flex:0 0 auto;
}
.sidebar nav a span{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);color:#fff;font-size:15px;flex:0 0 auto
}
.sidebar nav a:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.08);transform:translateX(2px)}
.sidebar nav a.active{
  background:linear-gradient(135deg, rgba(91,92,226,.26), rgba(122,109,255,.18));
  color:#fff;border-color:rgba(151,141,255,.34);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 10px 24px rgba(0,0,0,.14)
}
.sidebar nav a.active:before{
  content:"";position:absolute;left:-1px;top:12px;bottom:12px;width:3px;border-radius:999px;
  background:linear-gradient(180deg,#a99fff,#6f63ff);box-shadow:0 0 16px rgba(122,109,255,.8)
}
.sidebar nav a.active span{background:linear-gradient(135deg,var(--primary),var(--primary-2))}
.nav-count{
  margin-left:auto;min-width:22px;height:22px;border-radius:999px;display:grid;place-items:center;
  background:#fff;color:#111827;font-size:11px;font-weight:800;padding:0 6px
}
.sidebar-user{
  margin-top:14px;padding:14px;border-radius:18px;background:rgba(255,255,255,.07);
  display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;border:1px solid rgba(255,255,255,.09);
  flex:0 0 auto;box-shadow:inset 0 1px 0 rgba(255,255,255,.03)
}
.sidebar-user strong{display:block;font-size:14px;color:#fff}
.sidebar-user small{display:block;color:#b9c4d7;font-size:12px;margin-top:4px}
.sidebar-user>a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.08);color:#fff
}

.main{margin-left:calc(var(--sidebar-width) + 42px);width:calc(100% - (var(--sidebar-width) + 42px));min-height:100vh;display:flex;flex-direction:column}
.topbar{
  min-height:var(--topbar-h);display:flex;align-items:center;justify-content:space-between;gap:16px;
  position:sticky;top:18px;z-index:20;padding:20px 24px;background:rgba(255,255,255,.82);
  border:1px solid rgba(255,255,255,.7);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-radius:24px;box-shadow:var(--shadow-soft)
}
.topbar h1{font-size:28px;font-weight:800;letter-spacing:-.02em}
.topbar p{font-size:14px;color:var(--muted);margin-top:6px}
.top-actions{display:flex;align-items:center;gap:12px}
.icon-btn,.btn{
  border:0;cursor:pointer;transition:.18s ease;
}
.icon-btn{
  width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-soft);font-size:18px;position:relative
}
.icon-btn:hover,.btn:hover,.profile-chip:hover{transform:translateY(-1px)}
.dot{position:absolute;top:11px;right:11px;width:10px;height:10px;border-radius:999px;background:var(--danger);box-shadow:0 0 0 3px #fff}
.profile-chip{
  display:flex;align-items:center;gap:10px;padding:7px 9px 7px 7px;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow-soft);font-weight:700;color:#334155
}
.mobile-menu{display:none}
.content{padding:24px 2px 6px;display:flex;flex-direction:column;gap:18px}
footer{padding:16px 12px 28px;color:var(--muted);font-size:13px}

.grid{display:grid;gap:18px}
.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  background:linear-gradient(180deg,#fff 0%, #fcfdff 100%);border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:22px;box-shadow:var(--shadow-soft)
}
.card h2{font-size:18px;font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
.card>p{color:var(--muted)}
.section-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}
.section-head p{margin-top:6px;color:var(--muted);font-size:14px}
.stat-card{display:flex;align-items:center;gap:15px;min-height:110px}
.stat-icon{
  width:54px;height:54px;border-radius:18px;display:grid;place-items:center;flex:0 0 auto;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;font-size:24px;box-shadow:0 12px 24px rgba(91,92,226,.25)
}
.stat-card h3{font-size:26px;font-weight:800;line-height:1.1}
.stat-card p{font-size:14px;color:var(--muted);margin-top:6px}
.muted{color:var(--muted)!important}
.metric{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:8px}
.metric strong{font-size:18px}
.progress{height:10px;background:#edf1f6;border-radius:999px;overflow:hidden}
.progress>span{height:100%;display:block;background:linear-gradient(90deg,var(--primary),var(--primary-2));border-radius:999px}

.avatar{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-weight:800;
  background:linear-gradient(135deg,var(--primary-soft),#e3e7ff);color:#413db8
}
.avatar.small{width:34px;height:34px;border-radius:12px;font-size:12px}
.avatar-stack{display:flex;align-items:center}
.avatar-stack .avatar{margin-left:-10px;border:3px solid #fff}
.avatar-stack .avatar:first-child{margin-left:0}

.toolbar{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:16px}
.toolbar input[type=search]{max-width:350px;width:100%}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-grid .full{grid-column:1/-1}
label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:700;color:#48556a}
input,select,textarea{
  width:100%;border:1px solid var(--line-strong);background:#fff;border-radius:13px;padding:12px 13px;
  color:var(--text);outline:none;transition:.18s ease;box-shadow:0 1px 0 rgba(255,255,255,.7) inset
}
input::placeholder,textarea::placeholder{color:#9ba7b9}
input:focus,select:focus,textarea:focus{border-color:rgba(91,92,226,.45);box-shadow:0 0 0 4px rgba(91,92,226,.10)}
textarea{min-height:110px;resize:vertical}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:13px;padding:11px 16px;font-weight:700;font-size:13px
}
.btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 14px 28px rgba(91,92,226,.24)}
.btn.secondary{background:#fff;color:#334155;border:1px solid var(--line)}
.btn.danger{background:var(--danger-soft);color:var(--danger)}
.btn.small{padding:8px 11px;font-size:12px;border-radius:11px}
.full-btn{width:100%}

.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:18px;background:#fff}
.table{width:100%;border-collapse:collapse;min-width:760px}
.table th,.table td{padding:15px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:13px;vertical-align:middle}
.table th{background:#f8faff;color:#6d7a8c;font-weight:800}
.table tbody tr:hover{background:#fafbfe}
.table tr:last-child td{border-bottom:0}

.badge{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 10px;
  background:#eef2f7;color:#536277;font-size:11px;font-weight:800;letter-spacing:.02em
}
.badge.active,.badge.done,.badge.completed,.badge.green{background:var(--success-soft);color:var(--success)}
.badge.urgent,.badge.cancelled,.badge.red,.badge.high{background:var(--danger-soft);color:var(--danger)}
.badge.on_hold,.badge.review,.badge.yellow,.badge.medium{background:var(--warning-soft);color:var(--warning)}

.alert{padding:14px 16px;border-radius:16px;font-size:13px;font-weight:700;border:1px solid transparent}
.alert.success{background:var(--success-soft);color:var(--success);border-color:rgba(23,138,99,.14)}
.alert.error{background:var(--danger-soft);color:var(--danger);border-color:rgba(200,59,85,.14)}
.alert.warning{background:var(--warning-soft);color:var(--warning);border-color:rgba(184,119,9,.14)}
.empty{padding:38px;text-align:center;color:var(--muted);background:linear-gradient(180deg,#fbfcff 0%,#f7f9fc 100%);border:1px dashed var(--line-strong);border-radius:18px}

.tabs{
  display:flex;gap:8px;overflow:auto;background:rgba(255,255,255,.72);border:1px solid var(--line);
  padding:8px;border-radius:18px;backdrop-filter:blur(10px)
}
.tabs a{padding:10px 14px;border-radius:12px;white-space:nowrap;font-size:13px;font-weight:700;color:#536277}
.tabs a:hover{background:#f4f6fb;color:var(--text)}
.tabs a.active{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 10px 20px rgba(91,92,226,.22)}

.project-hero{display:flex;justify-content:space-between;gap:24px;align-items:flex-start}
.project-hero h2{font-size:28px;letter-spacing:-.02em;margin-bottom:10px}
.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.kanban{display:grid;grid-template-columns:repeat(5,minmax(280px,1fr));gap:16px;overflow:auto;padding-bottom:8px}
.kanban-column{
  background:linear-gradient(180deg,#f5f7fc 0%,#eef2f8 100%);border:1px solid var(--line);border-radius:22px;padding:14px;min-height:520px
}
.kanban-head{display:flex;justify-content:space-between;align-items:center;padding:4px 2px 14px;font-size:13px;font-weight:800;color:#475569}
.kanban-list{display:flex;flex-direction:column;gap:12px;min-height:440px}
.task-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow-soft);cursor:grab
}
.task-card.dragging{opacity:.5;transform:scale(.99)}
.task-card h4{font-size:14px;margin:8px 0 7px}
.task-card p{font-size:12px;color:var(--muted);margin-bottom:10px;line-height:1.5}
.task-card-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:11px;color:var(--muted)}

.timeline{display:flex;flex-direction:column}
.timeline-item{display:grid;grid-template-columns:48px 1fr;gap:14px;position:relative;padding-bottom:20px}
.timeline-item:before{content:"";position:absolute;left:23px;top:45px;bottom:0;width:2px;background:var(--line)}
.timeline-item:last-child:before{display:none}
.timeline-item p{margin-top:4px;color:var(--muted);font-size:13px;line-height:1.55}

.comment{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.comment:last-child{border-bottom:0}
.comment p{margin-top:4px;font-size:13px;color:#475569;line-height:1.55;white-space:pre-wrap}

.file-row{display:flex;align-items:center;gap:14px;padding:14px;border-bottom:1px solid var(--line)}
.file-row:last-child{border-bottom:0}
.file-row:hover{background:#fafbff}
.file-icon{width:42px;height:42px;background:var(--primary-soft);color:#463fc2;border-radius:13px;display:grid;place-items:center;flex:0 0 auto}
.file-row>div:nth-child(2){flex:1;min-width:0}

.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px}
.calendar-day{min-height:128px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px 11px;box-shadow:var(--shadow-soft)}
.calendar-day>strong{font-size:12px}
.calendar-day.muted-day{opacity:.45}
.calendar-task{display:block;background:var(--primary-soft);color:#4139c9;border-radius:10px;padding:6px 8px;font-size:10px;margin-top:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.risk-score{width:10px;height:10px;border-radius:50%;display:inline-block}
.risk-score.low{background:var(--success)}
.risk-score.medium{background:var(--warning)}
.risk-score.high{background:var(--danger)}

.modal{display:none;position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:60;padding:24px;place-items:center}
.modal.show{display:grid}
.modal-card{
  background:#fff;border-radius:24px;padding:24px;width:min(760px,100%);max-height:90vh;overflow:auto;
  box-shadow:0 36px 90px rgba(2,8,23,.26);border:1px solid rgba(255,255,255,.4)
}
.modal-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px}
.modal-head h2{font-size:20px}
.modal-close{border:0;background:#f1f4f8;width:38px;height:38px;border-radius:12px;cursor:pointer;font-size:18px}

.auth-page,.install-page{min-height:100vh;display:grid;place-items:center;padding:28px;background:
  radial-gradient(circle at top left, rgba(122,109,255,.16), transparent 30%),
  radial-gradient(circle at bottom right, rgba(91,92,226,.1), transparent 25%),
  var(--bg)}
.auth-page{grid-template-columns:minmax(320px,520px) minmax(340px,450px);gap:72px}
.auth-brand{text-align:center}
.auth-brand h1{font-size:38px;letter-spacing:-.03em;margin:18px 0 10px}
.auth-brand p{color:var(--muted);font-size:15px;line-height:1.65}
.auth-card,.install-card{
  background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.7);border-radius:28px;padding:30px;box-shadow:var(--shadow)
}
.login-form{display:flex;flex-direction:column;gap:16px}
.install-card{max-width:860px;width:100%}
.install-card h1,.install-card>p{text-align:center}
.install-card h1{font-size:32px;margin-bottom:8px}
.install-card hr{border:0;border-top:1px solid var(--line);margin:24px 0}
.install-card>small{display:block;text-align:center;color:var(--muted);margin-top:14px}

@media (max-width:1280px){
  .grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .sidebar{transform:translateX(calc(-100% - 26px));transition:transform .22s ease;z-index:70}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0;width:100%}
  .mobile-menu{display:grid}
  .topbar{top:0}
  .calendar-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .kanban{grid-template-columns:repeat(5, minmax(260px, 1fr))}
}
@media (max-width:800px){
  .app-shell{padding:14px}
  .topbar{padding:18px 16px;border-radius:20px}
  .topbar h1{font-size:24px}
  .content{padding-top:18px}
  .grid.cols-4,.grid.cols-3,.grid.cols-2,.form-grid{grid-template-columns:1fr}
  .form-grid .full{grid-column:auto}
  .auth-page{grid-template-columns:1fr;gap:28px}
  .auth-brand{display:none}
  .project-hero{flex-direction:column}
  .toolbar{align-items:stretch;flex-direction:column}
  .toolbar input[type=search]{max-width:none}
  .profile-chip span:last-child{display:none}
  .calendar-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:520px){
  .app-shell{padding:10px}
  .sidebar{inset:10px auto 10px 10px;width:min(86vw,320px);border-radius:24px}
  .topbar{padding:16px 14px;gap:12px}
  .top-actions{gap:8px}
  .content{padding-top:16px}
  .card,.auth-card,.install-card,.modal-card{padding:18px}
  .calendar-grid{grid-template-columns:1fr}
}

/* v1.2 görsel iyileştirmeleri */
.content>.card,.content>.grid>.card{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.content>.card:hover,.content>.grid>.card:hover{border-color:#d9def0;box-shadow:0 16px 40px rgba(21,32,51,.085)}
.section-head h2,.card>h2{letter-spacing:-.018em}
.table th{position:sticky;top:0;z-index:2;box-shadow:0 1px 0 var(--line)}
.table td strong{color:#26344a}
.btn.primary:active,.icon-btn:active{transform:translateY(0) scale(.985)}
.topbar:after{content:"";position:absolute;left:24px;right:24px;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(91,92,226,.24),transparent)}