:root {
  --bg-primary: #0a0c10;
  --bg-secondary: #12151c;
  --bg-tertiary: #1a1e28;
  --bg-elevated: #222734;
  --bg-hover: #2a3040;
  --border: #2a2f3c;
  --border-focus: #4a90d9;
  --text-primary: #e8eaf0;
  --text-secondary: #8b90a0;
  --text-muted: #555a6a;
  --accent: #4a90d9;
  --accent-hover: #5da0e9;
  --accent-dim: rgba(74,144,217,0.15);
  --green: #34d399;
  --green-dim: rgba(52,211,153,0.12);
  --amber: #fbbf24;
  --amber-dim: rgba(251,191,36,0.12);
  --red: #f87171;
  --red-dim: rgba(248,113,113,0.12);
  --purple: #a78bfa;
  --purple-dim: rgba(167,139,250,0.12);
  --pink: #f472b6;
  --cyan: #22d3ee;
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'DM Sans', sans-serif;
  --radius: 8px;
  --radius-sm: 4px;
  --transition: 150ms ease;
}

* { margin:0; padding:0; box-sizing:border-box; }
html, body { height:100%; background: var(--bg-primary); color: var(--text-primary); font-family: var(--font-sans); font-size:14px; }
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius:3px; }
::selection { background: var(--accent); color: #fff; }

/* Layout */
.app { display:flex; height:100vh; }
.sidebar { width:220px; background: var(--bg-secondary); border-right:1px solid var(--border); display:flex; flex-direction:column; flex-shrink:0; }
.main { flex:1; display:flex; flex-direction:column; overflow:hidden; }
.topbar { height:52px; background: var(--bg-secondary); border-bottom:1px solid var(--border); display:flex; align-items:center; justify-content:space-between; padding:0 24px; flex-shrink:0; }
.content { flex:1; overflow-y:auto; padding:24px; }

/* Sidebar */
.sidebar-logo { padding:16px 20px; border-bottom:1px solid var(--border); }
.sidebar-logo h1 { font-family: var(--font-mono); font-size:15px; font-weight:700; letter-spacing:-0.5px; }
.sidebar-logo h1 span { color: var(--accent); }
.sidebar-logo .subtitle { font-size:10px; color: var(--text-muted); font-family: var(--font-mono); margin-top:2px; letter-spacing:0.5px; text-transform:uppercase; }
.sidebar-nav { flex:1; padding:12px 8px; }
.nav-item { display:flex; align-items:center; gap:10px; padding:9px 12px; border-radius:var(--radius); cursor:pointer; transition: var(--transition); color: var(--text-secondary); font-size:13px; font-weight:500; margin-bottom:2px; }
.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active { background: var(--accent-dim); color: var(--accent); }
.nav-item svg { width:18px; height:18px; flex-shrink:0; }
.nav-section { font-size:10px; text-transform:uppercase; letter-spacing:1px; color: var(--text-muted); padding:16px 12px 6px; font-weight:600; }
.sidebar-user { padding:12px 16px; border-top:1px solid var(--border); display:flex; align-items:center; gap:10px; }
.sidebar-user .avatar { width:32px; height:32px; border-radius:50%; background: var(--accent-dim); display:flex; align-items:center; justify-content:center; font-weight:700; font-size:12px; color: var(--accent); font-family: var(--font-mono); }
.sidebar-user .info { flex:1; }
.sidebar-user .name { font-size:13px; font-weight:600; }
.sidebar-user .role { font-size:11px; color: var(--text-muted); }

/* Topbar */
.topbar-left { display:flex; align-items:center; gap:16px; }
.topbar-title { font-size:16px; font-weight:700; }
.week-nav { display:flex; align-items:center; gap:4px; }
.week-nav button { background: var(--bg-tertiary); border:1px solid var(--border); color: var(--text-secondary); padding:4px 10px; border-radius:var(--radius-sm); cursor:pointer; font-size:12px; font-family: var(--font-mono); transition: var(--transition); }
.week-nav button:hover { background: var(--bg-hover); color: var(--text-primary); }
.week-nav .current { background: var(--accent-dim); color: var(--accent); border-color: var(--accent); font-weight:600; padding:4px 14px; }
.topbar-right { display:flex; align-items:center; gap:12px; }
.save-indicator { font-size:11px; font-family: var(--font-mono); color: var(--text-muted); display:flex; align-items:center; gap:4px; }
.save-indicator.saving { color: var(--amber); }
.save-indicator.saved { color: var(--green); }

/* Buttons */
.btn { padding:7px 16px; border-radius:var(--radius); border:1px solid var(--border); background: var(--bg-tertiary); color: var(--text-primary); font-size:13px; font-weight:500; cursor:pointer; transition: var(--transition); font-family: var(--font-sans); display:inline-flex; align-items:center; gap:6px; }
.btn:hover { background: var(--bg-hover); }
.btn-primary { background: var(--accent); border-color: var(--accent); color:#fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-success { background: var(--green); border-color: var(--green); color:#0a0c10; font-weight:600; }
.btn-success:hover { filter: brightness(1.1); }
.btn-danger { background: var(--red-dim); border-color: transparent; color: var(--red); }
.btn-danger:hover { background: rgba(248,113,113,0.2); }
.btn-sm { padding:4px 10px; font-size:12px; }
.btn-ghost { background:transparent; border-color:transparent; color: var(--text-secondary); }
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-hover); }

/* KPI Cards */
.kpi-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap:12px; margin-bottom:24px; }
.kpi-card { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); padding:16px; }
.kpi-card .label { font-size:11px; color: var(--text-muted); text-transform:uppercase; letter-spacing:0.5px; font-weight:600; margin-bottom:8px; }
.kpi-card .value { font-family: var(--font-mono); font-size:28px; font-weight:700; }
.kpi-card .sub { font-size:12px; color: var(--text-secondary); margin-top:4px; }
.kpi-card.green .value { color: var(--green); }
.kpi-card.amber .value { color: var(--amber); }
.kpi-card.red .value { color: var(--red); }
.kpi-card.accent .value { color: var(--accent); }

/* Utilization Bar */
.util-bar-wrap { margin-bottom:24px; }
.util-bar-header { display:flex; justify-content:space-between; align-items:baseline; margin-bottom:8px; }
.util-bar-header .hours { font-family: var(--font-mono); font-size:22px; font-weight:700; }
.util-bar-header .pct { font-family: var(--font-mono); font-size:14px; color: var(--text-secondary); }
.util-bar { height:10px; background: var(--bg-tertiary); border-radius:5px; overflow:hidden; }
.util-bar .fill { height:100%; border-radius:5px; transition: width 0.4s ease; }

/* Timesheet Grid */
.timesheet-wrap { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.timesheet { width:100%; border-collapse:collapse; }
.timesheet th { text-align:left; padding:10px 12px; font-size:11px; text-transform:uppercase; letter-spacing:0.5px; color: var(--text-muted); font-weight:600; border-bottom:1px solid var(--border); background: var(--bg-tertiary); position:sticky; top:0; z-index:1; }
.timesheet th.day-col { text-align:center; width:70px; }
.timesheet th.today { color: var(--accent); background: var(--accent-dim); }
.timesheet th.total-col { text-align:center; width:70px; }
.timesheet td { padding:6px 8px; border-bottom:1px solid var(--border); font-size:13px; }
.timesheet tr:last-child td { border-bottom:none; }
.timesheet .task-cell { padding:8px 12px; }
.timesheet .task-name { font-weight:500; }
.timesheet .task-project { font-size:11px; color: var(--text-muted); margin-top:1px; }
.timesheet .project-dot { display:inline-block; width:8px; height:8px; border-radius:50%; margin-right:5px; vertical-align:middle; }
.timesheet td.day-cell { text-align:center; vertical-align:middle; padding:4px; }
.timesheet td.today-cell { background: var(--accent-dim); }
.timesheet td.past-cell { opacity:0.6; }
.timesheet td.total-cell { text-align:center; font-family: var(--font-mono); font-weight:600; font-size:13px; color: var(--text-secondary); }
.timesheet .hour-input { width:52px; height:34px; text-align:center; border:1px solid transparent; border-radius:var(--radius-sm); background: var(--bg-primary); color: var(--text-primary); font-family: var(--font-mono); font-size:14px; font-weight:500; transition: var(--transition); outline:none; }
.timesheet .hour-input:hover { border-color: var(--border); }
.timesheet .hour-input:focus { border-color: var(--accent); background: var(--bg-tertiary); box-shadow: 0 0 0 2px var(--accent-dim); }
.timesheet .hour-input.has-value { color: var(--text-primary); }
.timesheet .day-total-row td { border-top:2px solid var(--border); font-family: var(--font-mono); font-weight:600; font-size:13px; color: var(--text-secondary); background: var(--bg-tertiary); }
.timesheet .internal-separator td { padding:0; height:3px; background: linear-gradient(90deg, transparent, var(--border), transparent); border:none; }

/* Confirm Bar */
.confirm-bar { display:flex; align-items:center; justify-content:space-between; margin-top:16px; padding:16px 20px; background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); }
.confirm-bar .status { font-size:13px; color: var(--text-secondary); display:flex; align-items:center; gap:8px; }
.confirm-bar .status .dot { width:8px; height:8px; border-radius:50%; }
.confirm-bar .actions { display:flex; gap:8px; }
.confirmed-banner { padding:16px 20px; background: var(--green-dim); border:1px solid rgba(52,211,153,0.3); border-radius:var(--radius); margin-top:16px; display:flex; align-items:center; justify-content:space-between; }
.confirmed-banner .text { color: var(--green); font-weight:600; font-size:14px; }

/* Team View */
.team-grid { display:grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap:12px; }
.team-card { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); padding:16px; transition: var(--transition); }
.team-card:hover { border-color: var(--bg-hover); }
.team-card .header { display:flex; align-items:center; gap:12px; margin-bottom:14px; }
.team-card .avatar { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:13px; font-family: var(--font-mono); }
.team-card .name { font-weight:600; font-size:14px; }
.team-card .role-tag { font-size:11px; color: var(--text-muted); }
.team-card .progress { margin-top:8px; }
.team-card .progress-bar { height:6px; background: var(--bg-primary); border-radius:3px; overflow:hidden; margin-top:4px; }
.team-card .progress-fill { height:100%; border-radius:3px; transition: width 0.4s ease; }
.team-card .stats { display:flex; justify-content:space-between; font-size:12px; color: var(--text-secondary); margin-top:8px; }
.team-card .status-badge { display:inline-flex; padding:3px 8px; border-radius:10px; font-size:11px; font-weight:600; }
.badge-confirmed { background: var(--green-dim); color: var(--green); }
.badge-draft { background: var(--amber-dim); color: var(--amber); }
.badge-empty { background: var(--red-dim); color: var(--red); }
.badge-vacation { background: var(--purple-dim); color: var(--purple); }

/* Calendar */
.calendar-wrap { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.calendar-header { display:flex; align-items:center; justify-content:space-between; padding:16px 20px; border-bottom:1px solid var(--border); }
.calendar-header h3 { font-size:16px; font-weight:700; }
.calendar-header .nav-btns { display:flex; gap:4px; }
.calendar-grid { display:grid; grid-template-columns: repeat(7, 1fr); }
.calendar-grid .day-header { padding:10px 4px; text-align:center; font-size:11px; font-weight:600; color: var(--text-muted); text-transform:uppercase; letter-spacing:0.5px; border-bottom:1px solid var(--border); }
.calendar-grid .day-cell { min-height:90px; padding:6px 8px; border-right:1px solid var(--border); border-bottom:1px solid var(--border); position:relative; cursor:pointer; transition: var(--transition); }
.calendar-grid .day-cell:nth-child(7n) { border-right:none; }
.calendar-grid .day-cell:hover { background: var(--bg-hover); }
.calendar-grid .day-cell.other-month { opacity:0.3; }
.calendar-grid .day-cell.today { background: var(--accent-dim); }
.calendar-grid .day-num { font-family: var(--font-mono); font-size:12px; font-weight:600; margin-bottom:4px; }
.calendar-grid .day-cell.today .day-num { color: var(--accent); }
.cal-event { font-size:10px; padding:2px 5px; border-radius:3px; margin-bottom:2px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; font-weight:500; cursor:pointer; }
.cal-event.vacation-personal { background: var(--purple-dim); color: var(--purple); border-left:2px solid var(--purple); }
.cal-event.vacation-public { background: var(--pink); color: #0a0c10; border-left:2px solid #c0388b; font-weight:600; }
.cal-event.hours-logged { background: var(--green-dim); color: var(--green); border-left:2px solid var(--green); }
.cal-event.timesheet-due { background: var(--amber-dim); color: var(--amber); border-left:2px solid var(--amber); }
.calendar-legend { display:flex; gap:16px; padding:12px 20px; border-top:1px solid var(--border); flex-wrap:wrap; }
.legend-item { display:flex; align-items:center; gap:6px; font-size:11px; color: var(--text-secondary); }
.legend-dot { width:10px; height:10px; border-radius:3px; }

/* Dashboard (Overview) */
.dash-section { margin-bottom:24px; }
.dash-section h3 { font-size:14px; font-weight:700; margin-bottom:12px; text-transform:uppercase; letter-spacing:0.5px; color: var(--text-secondary); }
.burn-table { width:100%; border-collapse:collapse; background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.burn-table th { text-align:left; padding:10px 14px; font-size:11px; text-transform:uppercase; letter-spacing:0.5px; color: var(--text-muted); font-weight:600; border-bottom:1px solid var(--border); background: var(--bg-tertiary); }
.burn-table td { padding:10px 14px; border-bottom:1px solid var(--border); font-size:13px; }
.burn-table tr:last-child td { border-bottom:none; }
.burn-bar { width:100%; height:8px; background: var(--bg-primary); border-radius:4px; overflow:hidden; }
.burn-bar .fill { height:100%; border-radius:4px; }
.burn-ok { background: var(--green); }
.burn-warn { background: var(--amber); }
.burn-over { background: var(--red); }

/* Admin Panels */
.admin-tabs { display:flex; gap:4px; margin-bottom:20px; border-bottom:1px solid var(--border); padding-bottom:0; }
.admin-tab { padding:8px 16px; font-size:13px; font-weight:500; color: var(--text-secondary); cursor:pointer; border-bottom:2px solid transparent; transition: var(--transition); margin-bottom:-1px; }
.admin-tab:hover { color: var(--text-primary); }
.admin-tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.admin-list { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.admin-row { display:flex; align-items:center; padding:12px 16px; border-bottom:1px solid var(--border); transition: var(--transition); }
.admin-row:last-child { border-bottom:none; }
.admin-row:hover { background: var(--bg-hover); }

/* Modal */
.modal-overlay { position:fixed; inset:0; background: rgba(0,0,0,0.7); display:flex; align-items:center; justify-content:center; z-index:100; backdrop-filter:blur(4px); }
.modal { background: var(--bg-secondary); border:1px solid var(--border); border-radius: 12px; padding:24px; width:440px; max-width:90vw; max-height:85vh; overflow-y:auto; }
.modal h3 { font-size:16px; font-weight:700; margin-bottom:16px; }
.form-group { margin-bottom:14px; }
.form-group label { display:block; font-size:12px; font-weight:600; color: var(--text-secondary); margin-bottom:5px; text-transform:uppercase; letter-spacing:0.5px; }
.form-input { width:100%; padding:8px 12px; background: var(--bg-primary); border:1px solid var(--border); border-radius:var(--radius-sm); color: var(--text-primary); font-size:13px; font-family: var(--font-sans); outline:none; transition: var(--transition); }
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-dim); }
select.form-input { cursor:pointer; }
.form-actions { display:flex; gap:8px; justify-content:flex-end; margin-top:20px; }

/* Login Screen */
.login-screen { display:flex; align-items:center; justify-content:center; height:100vh; background: var(--bg-primary); }
.login-box { text-align:center; width:380px; }
.login-box h1 { font-family: var(--font-mono); font-size:28px; font-weight:700; margin-bottom:6px; }
.login-box h1 span { color: var(--accent); }
.login-box .tagline { color: var(--text-muted); font-size:13px; margin-bottom:32px; font-family: var(--font-mono); }
.login-box .form-input { text-align:center; margin-bottom:12px; }
.login-members { margin-top:24px; }
.login-members h4 { font-size:11px; text-transform:uppercase; letter-spacing:1px; color: var(--text-muted); margin-bottom:12px; }
.login-member-btn { display:block; width:100%; padding:10px; background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); color: var(--text-primary); font-size:13px; cursor:pointer; transition: var(--transition); margin-bottom:6px; text-align:left; display:flex; align-items:center; gap:10px; font-family: var(--font-sans); }
.login-member-btn:hover { background: var(--bg-hover); border-color: var(--accent); }
.login-member-btn .avatar-sm { width:28px; height:28px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:11px; font-family: var(--font-mono); }
.login-member-btn .role-sm { margin-left:auto; font-size:11px; color: var(--text-muted); }

/* Misc */
.empty-state { text-align:center; padding:48px 24px; color: var(--text-muted); }
.empty-state svg { margin-bottom:12px; opacity:0.3; }
.empty-state p { font-size:14px; }
.tag { display:inline-flex; padding:2px 8px; border-radius:10px; font-size:11px; font-weight:600; }
.flex { display:flex; }
.flex-between { display:flex; justify-content:space-between; align-items:center; }
.gap-8 { gap:8px; }
.gap-12 { gap:12px; }
.mb-16 { margin-bottom:16px; }
.mb-24 { margin-bottom:24px; }
.text-mono { font-family: var(--font-mono); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size:12px; }

/* Vacation Form */
.vacation-type-selector { display:flex; gap:8px; margin-bottom:12px; }
.vtype-btn { flex:1; padding:10px; background: var(--bg-primary); border:1px solid var(--border); border-radius:var(--radius); color: var(--text-secondary); cursor:pointer; text-align:center; font-size:12px; font-weight:600; transition: var(--transition); font-family: var(--font-sans); }
.vtype-btn:hover { border-color: var(--text-muted); }
.vtype-btn.active-personal { border-color: var(--purple); color: var(--purple); background: var(--purple-dim); }
.vtype-btn.active-public { border-color: var(--pink); color: var(--pink); background: rgba(244,114,182,0.12); }

/* Animations */
@keyframes fadeIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }
@keyframes slideIn { from { opacity:0; transform:scale(0.95); } to { opacity:1; transform:scale(1); } }
.animate-in { animation: fadeIn 0.25s ease; }
.modal { animation: slideIn 0.2s ease; }

/* Responsive */
@media (max-width:900px) {
  .sidebar { width:60px; }
  .sidebar-logo h1, .sidebar-logo .subtitle, .nav-item span, .nav-section, .sidebar-user .info { display:none; }
  .nav-item { justify-content:center; padding:10px; }
  .sidebar-user { justify-content:center; }
  .content { padding:16px; }
}
</style>

/* ------- Additions for v1 (real system) ------- */

/* Toast notifications */
.toast-wrap { position:fixed; top:20px; right:20px; z-index:200; display:flex; flex-direction:column; gap:8px; }
.toast { background: var(--bg-elevated); border:1px solid var(--border); border-left:3px solid var(--accent); border-radius:var(--radius); padding:12px 16px; font-size:13px; color: var(--text-primary); min-width:260px; animation: slideIn 0.2s ease; box-shadow: 0 8px 24px rgba(0,0,0,0.4); }
.toast.success { border-left-color: var(--green); }
.toast.error   { border-left-color: var(--red); }
.toast.warn    { border-left-color: var(--amber); }

/* Tiny loader */
.loading { color: var(--text-muted); padding:40px; text-align:center; font-family: var(--font-mono); font-size:12px; }

/* Settings / Telegram */
.setting-card { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); padding:20px; margin-bottom:16px; }
.setting-card h3 { font-size:14px; font-weight:700; margin-bottom:4px; }
.setting-card .desc { font-size:12px; color: var(--text-muted); margin-bottom:14px; }
.setting-card .tg-code { font-family: var(--font-mono); font-size:24px; font-weight:700; color: var(--accent); letter-spacing:3px; background: var(--bg-primary); border:1px dashed var(--border); border-radius:var(--radius); padding:10px 18px; display:inline-block; }
.setting-card .tg-link-step { display:flex; align-items:flex-start; gap:10px; margin-bottom:8px; font-size:13px; color: var(--text-secondary); }
.setting-card .tg-link-step .n { display:inline-flex; width:22px; height:22px; border-radius:50%; background: var(--accent-dim); color: var(--accent); align-items:center; justify-content:center; font-family: var(--font-mono); font-size:11px; font-weight:700; flex-shrink:0; }
.tg-linked { color: var(--green); font-size:13px; display:flex; align-items:center; gap:6px; margin-bottom:12px; }

/* Task status chip */
.chip { display:inline-flex; align-items:center; gap:4px; padding:2px 8px; border-radius:10px; font-size:11px; font-weight:600; font-family: var(--font-mono); }
.chip-todo       { background: var(--bg-tertiary); color: var(--text-secondary); }
.chip-in_progress{ background: var(--accent-dim); color: var(--accent); }
.chip-blocked    { background: var(--red-dim); color: var(--red); }
.chip-done       { background: var(--green-dim); color: var(--green); }

/* Blocker indicator on cell */
.timesheet td.day-cell .blk { position:absolute; margin-top:-28px; margin-left:38px; font-size:10px; color: var(--red); pointer-events:none; }
.timesheet td.day-cell { position:relative; }

/* Entry note hint */
.timesheet .hour-input.has-note { box-shadow: inset 0 -2px 0 var(--amber); }

/* Approvals panel */
.approval-card { background: var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius); padding:14px 16px; margin-bottom:10px; display:flex; align-items:center; gap:14px; }
.approval-card .avatar { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-family: var(--font-mono); font-weight:700; font-size:12px; }
.approval-card .info { flex:1; }
.approval-card .info .n { font-weight:600; font-size:14px; }
.approval-card .info .s { font-size:12px; color: var(--text-muted); font-family: var(--font-mono); }
.approval-card .actions { display:flex; gap:6px; }

/* Admin row niceties */
.admin-row .primary { flex:1; }
.admin-row .meta { color: var(--text-muted); font-size:12px; font-family: var(--font-mono); margin-right:16px; }
.admin-row .actions { display:flex; gap:6px; }

/* Copy button */
.btn-copy { font-size:11px; padding:4px 8px; }

/* Code block */
pre.codebox { background: var(--bg-primary); border:1px solid var(--border); border-radius:var(--radius); padding:10px 14px; font-family: var(--font-mono); font-size:12px; color: var(--accent); white-space:pre-wrap; word-break:break-all; }