:root {
  --bg: #0f172a;
  --card-bg: #1e293b;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #e87c3a;
  --accent-soft: rgba(232, 124, 58, 0.1);
  --border: rgba(255, 255, 255, 0.06);
  --glass: rgba(30, 41, 59, 0.7);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  background-blend-mode: overlay;
  opacity: 0.99;
}

h1, h2, h3, .brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.auth {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 20px;
}
.auth-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 42px;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
  backdrop-filter: blur(12px);
}
.auth-brand { font-size: 2.2rem; margin-bottom: 8px; color: var(--accent); }
.auth-sub { color: var(--muted); margin-bottom: 32px; font-size: 0.95rem; }
.auth-error {
  margin-top: 16px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  font-size: 0.875rem;
  text-align: center;
  display: none;
}
.auth-error.visible {
  display: block;
  animation: shake 0.35s ease-in-out;
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-6px); }
  40%       { transform: translateX(6px); }
  60%       { transform: translateX(-4px); }
  80%       { transform: translateX(4px); }
}

.topbar {
  background: var(--glass);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}
.brand { font-size: 1.5rem; color: var(--accent); cursor: pointer; }
.nav { display: flex; gap: 8px; }
.nav button {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.nav button.active { color: var(--text); background: var(--accent-soft); }

.container { max-width: 1200px; margin: 0 auto; padding: 32px 24px; }
.page { display: none; }
.page.active { display: block; animation: slideUp 0.4s ease-out; }

@keyframes slideUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}
@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  transition: var(--transition);
}
.card:hover { border-color: rgba(232,124,58,0.3); }

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}
.stat {
  background: var(--card-bg);
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.stat-label { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.stat-val { font-size: 2rem; font-weight: 800; margin: 4px 0; color: var(--accent); }

.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.project {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.project::after {
  content: '';
  position: absolute;
  top: 0; right: 0; width: 4px; height: 100%;
  background: var(--accent);
  opacity: 0.2;
}
.project:hover { transform: translateY(-4px); border-color: var(--accent); }

.board {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 20px;
  margin-top: 24px;
}
.col {
  flex: 0 0 300px;
  background: rgba(15, 23, 42, 0.4);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.col-h {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 4px 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.tasks { display: flex; flex-direction: column; gap: 12px; min-height: 100px; }
.task {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}
.task:hover { border-color: var(--accent); transform: scale(1.02); }
.task.dragging { opacity: 0.5; cursor: grabbing; }

.board.compact .col { padding: 10px; width: 260px; flex: 0 0 260px; }
.board.compact .task { padding: 10px 12px; font-size: 0.85rem; }
.board.compact .task .meta { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.board.compact .badge { font-size: 0.6rem; padding: 2px 4px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-size: 0.9rem;
  gap: 8px;
}
.btn.primary { background: var(--accent); color: white; }
.btn.primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn.ghost:hover { background: var(--border); color: var(--text); }
.btn.danger { background: #ef4444; color: white; }
.btn.sm { padding: 6px 12px; font-size: 0.8rem; }
.btn.full { width: 100%; }

.input, select, textarea {
  width: 100%;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}
.input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(15, 23, 42, 0.8);
}

.badge {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}
.badge.urgent { background: #ef4444; color: white; }
.badge.high { background: #f97316; color: white; }
.badge.medium { background: #eab308; color: black; }
.badge.low { background: #10b981; color: white; }

.role-badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: capitalize;
  background: var(--border);
  color: var(--muted);
}
.role-badge.admin { color: var(--accent); border: 1px solid var(--accent); }

.pill {
  font-size: 0.75rem;
  background: var(--border);
  padding: 4px 10px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
}

.progress-wrap { height: 6px; background: var(--border); border-radius: 10px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 10px; transition: width 0.6s cubic-bezier(0.65, 0, 0.35, 1); }

.modal-wrap {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(8px);
  display: none;
  place-items: center;
  z-index: 1000;
  padding: 20px;
}
.modal-wrap.open { display: grid; }
.modal {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  padding: 32px;
  position: relative;
  animation: popIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes popIn { from { transform: scale(0.9); opacity: 0; } to { transform: scale(1); opacity: 1; } }

.toast { position: fixed; bottom: 24px; right: 24px; z-index: 2000; display: flex; flex-direction: column; gap: 10px; }
.t {
  background: var(--card-bg);
  border-left: 4px solid var(--accent);
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.2);
  min-width: 280px;
  animation: slideIn 0.3s ease-out;
}
@keyframes slideIn { from { transform: translateX(50px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

.avatar {
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; font-size: 0.9rem; color: white;
  cursor: pointer; border: 2px solid var(--border);
}
.menu { position: relative; }
.dropdown {
  position: absolute; top: 50px; right: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  min-width: 200px;
  display: none;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.3);
}
.dropdown.open { display: block; }
.dd-item { padding: 12px 16px; cursor: pointer; transition: var(--transition); }
.dd-item:hover { background: var(--border); }
.dd-item.danger { color: #ef4444; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }