:root {
  --bg: #f4f6f9; --surface: #fff; --surface2: #f9fafb; --border: #e5e9f0; --border-light: #f0f2f7;
  --accent: #6366f1; --accent-light: #eef0fd; --accent-hover: #4f52e6;
  --text: #111827; --text-sec: #374151; --text-muted: #9ca3af;
  --success: #10b981; --warning: #f59e0b; --danger: #ef4444;
  --shadow-xs: 0 1px 2px rgba(0,0,0,.05); --shadow-sm: 0 2px 8px rgba(0,0,0,.07); --shadow: 0 4px 20px rgba(0,0,0,.08);
  --r: 12px; --r-sm: 8px; --header-h: 58px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: 'Inter', sans-serif; font-size: 14px; min-height: 100vh; -webkit-font-smoothing: antialiased; }

header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  background: rgba(255,255,255,.97); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px); height: var(--header-h); padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo-row { display: flex; align-items: center; gap: 10px; }
.logo-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--accent); display: flex; align-items: center; justify-content: center; }
.logo-mark svg { width: 15px; height: 15px; fill: none; stroke: #fff; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.logo-text { font-size: 14px; font-weight: 700; color: var(--text); letter-spacing: -.02em; }
.logo-text span { color: var(--accent); }
.hdr-right { display: flex; align-items: center; gap: 10px; }

.btn { font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 600; border: none; cursor: pointer; border-radius: var(--r-sm); padding: 8px 16px; transition: all .15s; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.btn-primary { background: var(--accent); color: #fff; border: 1px solid var(--accent); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-outline { background: var(--surface); border: 1px solid var(--border); color: var(--text-sec); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.btn-danger { background: var(--danger); color: #fff; border: 1px solid var(--danger); }
.btn-danger:hover { opacity: .9; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

.user-pill { display: flex; align-items: center; gap: 8px; background: var(--accent-light); border: 1px solid #c7d2fe; padding: 4px 12px 4px 5px; border-radius: 20px; }
.uavatar { width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.uname { font-size: 13px; font-weight: 600; color: var(--accent); }
.logout-btn { background: none; border: none; cursor: pointer; padding: 4px 6px; color: var(--text-muted); border-radius: 4px; font-size: 13px; line-height: 1; }
.logout-btn:hover { color: var(--danger); background: #fff1f2; }

.burnout-badge { display: inline-block; padding: 4px 10px; border-radius: 16px; font-size: 11px; font-weight: 700; white-space: nowrap; }
.burnout-low { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.burnout-medium { background: #fef3c7; color: #92400e; border: 1px solid #fcd34d; }
.burnout-high { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

.score-badge { display: inline-block; padding: 3px 10px; border-radius: 6px; font-size: 12px; font-weight: 700; min-width: 50px; text-align: center; }
.score-green { background: #d1fae5; color: #065f46; }
.score-yellow { background: #fef3c7; color: #92400e; }
.score-red { background: #fee2e2; color: #991b1b; }

.modal-overlay { display: none; position: fixed; inset: 0; z-index: 300; background: rgba(0,0,0,.4); backdrop-filter: blur(4px); align-items: center; justify-content: center; }
.modal-overlay.show { display: flex; }
.modal { background: var(--surface); border-radius: 16px; box-shadow: var(--shadow); width: 90%; max-width: 600px; max-height: 90vh; overflow-y: auto; padding: 28px 32px; }
.modal-h { font-size: 18px; font-weight: 700; margin-bottom: 20px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 12px; font-weight: 600; color: var(--text-sec); margin-bottom: 5px; }
.form-input { width: 100%; background: var(--surface2); border: 1.5px solid var(--border); color: var(--text); font-family: 'Inter', sans-serif; font-size: 14px; padding: 10px 13px; border-radius: var(--r-sm); transition: border-color .15s; }
.form-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,.1); background: #fff; }
.form-err { background: #fee2e2; border: 1px solid #fecdd3; color: #ef4444; font-size: 12px; font-weight: 500; padding: 9px 13px; border-radius: var(--r-sm); margin-bottom: 12px; display: none; }

.loader-mask { position: fixed; inset: 0; z-index: 400; background: rgba(244,246,249,.9); backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center; }
.loader-ring { width: 36px; height: 36px; border: 3px solid rgba(99,102,241,.15); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

nav-link { text-decoration: none; }