/* ===============================================
   StudyMate Suite - Dashboard Hub Bento Layout
   =============================================== */

/* ---------- Header ---------- */
.dash-header {
  text-align: center; padding: 32px 20px 24px;
  position: relative; overflow: hidden;
}
.dash-header::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.08));
  border-radius: inherit; pointer-events: none;
}
.dash-logo {
  width: 72px; height: 72px; border-radius: 20px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary), #818cf8);
  font-size: 2rem; color: #fff; margin-bottom: 14px;
  box-shadow: 0 8px 24px rgba(99,102,241,0.3);
}
.dash-header h1 {
  font-size: 1.8rem; font-weight: 800; letter-spacing: -0.03em;
}
.dash-header p { color: var(--text-secondary); font-size: 0.95rem; margin-top: 4px; }

/* ---------- Stats Row ---------- */
.stats-row {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 12px; margin-bottom: 24px;
}
.stat-card {
  background: var(--card-bg); backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border); border-radius: 14px;
  padding: 16px; text-align: center; transition: transform .2s, box-shadow .2s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.stat-icon {
  width: 40px; height: 40px; border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.1rem; margin-bottom: 8px;
}
.stat-value { font-size: 1.6rem; font-weight: 800; line-height: 1.2; }
.stat-label { font-size: 0.78rem; color: var(--text-secondary); margin-top: 2px; }

/* ---------- Bento Grid ---------- */
.bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
@media (min-width: 640px) {
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .bento-grid { grid-template-columns: repeat(4, 1fr); }
}

.bento-card {
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color .2s, box-shadow .2s;
  position: relative;
}
.bento-card:hover { border-color: var(--glass-border-hover); box-shadow: var(--shadow-md); }

.bento-card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 14px;
}
.bento-card-title {
  font-size: 0.88rem; font-weight: 600;
  display: flex; align-items: center; gap: 8px;
  color: var(--text);
}
.bento-card-title i { font-size: 0.85rem; }
.bento-card-action {
  font-size: 0.75rem; color: var(--text-muted); cursor: pointer;
  padding: 4px 10px; border-radius: var(--radius-xs);
  border: 1px solid var(--glass-border); background: transparent;
  font-family: var(--font); transition: var(--transition);
}
.bento-card-action:hover { border-color: var(--primary); color: var(--primary); }

.bento-wide { grid-column: 1 / -1; }
@media (min-width: 640px) {
  .bento-wide { grid-column: span 2; }
}
@media (min-width: 1024px) {
  .bento-wide-md { grid-column: span 2; }
  .bento-full { grid-column: 1 / -1; }
}

/* ---------- Streak week chart ---------- */
.streak-row { display: flex; gap: 4px; }
.streak-day {
  width: 36px; height: 40px; border-radius: 8px;
  background: var(--surface); border: 1.5px solid var(--glass-border);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 0.6rem; color: var(--text-muted);
  transition: var(--transition); flex-shrink: 0;
}
.streak-day .sd-label { font-size: 0.5rem; text-transform: uppercase; line-height: 1; }
.streak-day .sd-num { font-size: 0.72rem; font-weight: 600; }
.streak-day.active { border-color: var(--warning); background: var(--warning-soft); color: var(--warning); }
.streak-day.today { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(99,102,241,0.2); }
.streak-day.today.active { border-color: var(--warning); box-shadow: 0 0 0 2px rgba(245,158,11,0.3); }

/* ---------- Todo checkbox ---------- */
.todo-check {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px; border-radius: 5px;
  border: 2px solid var(--glass-border);
  background: transparent; cursor: pointer;
  flex-shrink: 0; position: relative; transition: var(--transition);
}
.todo-check:checked {
  background: var(--primary); border-color: var(--primary);
}
.todo-check:checked::after {
  content: '✓'; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 0.75rem; font-weight: 700;
}
.todo-check:hover { border-color: var(--primary); }

/* ---------- Pomodoro ring updates ---------- */

/* ---------- Card item (Kanban) ---------- */
.card-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--glass-border);
  cursor: grab; transition: var(--transition);
  font-size: 0.82rem;
}
.card-item:hover { border-color: var(--glass-border-hover); background: var(--glass-bg-hover); }
.card-item.dragging { opacity: 0.5; }
.card-item .card-item-content { flex: 1; min-width: 0; word-break: break-word; }

/* ---------- Assignment Add Modal ---------- */
.assign-modal-form {
  display: flex; flex-direction: column; gap: 12px;
}
.assign-modal-form .input-group {
  display: flex; flex-direction: column; gap: 4px;
}
.assign-modal-form .input-group label {
  font-size: 0.82rem; font-weight: 500; color: var(--text-secondary);
}

/* ---------- Assign display ---------- */
.assign-subject { font-weight: 500; font-size: 0.88rem; color: var(--text); }
.assign-date { font-size: 0.78rem; color: var(--text-muted); white-space: nowrap; }
.assign-row { cursor: pointer; transition: var(--transition); }
.assign-row:hover { background: var(--surface); }
.mobile-assign-card { cursor: pointer; }
.recent-section { margin-bottom: 0; }
.recent-section h2 {
  font-size: 1rem; font-weight: 600; margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
}
.recent-list { display: flex; flex-direction: column; gap: 6px; }
.recent-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  background: var(--card-bg); border: 1px solid var(--glass-border);
  font-size: 0.85rem; transition: background .15s;
}
.recent-item:hover { background: rgba(255,255,255,0.05); }
.recent-item .ri-icon {
  width: 32px; height: 32px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; flex-shrink: 0;
}
.recent-item .ri-text { flex: 1; min-width: 0; }
.recent-item .ri-text .ri-title {
  font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.recent-item .ri-text .ri-time { font-size: 0.72rem; color: var(--text-muted); }
.recent-empty { color: var(--text-muted); font-size: 0.85rem; padding: 20px; text-align: center; }

/* ---------- Quick Links ---------- */
.quick-links-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.quick-link-item {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 14px 8px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--glass-border);
  cursor: pointer; transition: var(--transition); text-decoration: none;
  color: var(--text-secondary); font-size: 0.72rem; font-weight: 500;
}
.quick-link-item:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); transform: translateY(-1px); }
.quick-link-item i { font-size: 1.2rem; }

/* ---------- Goals inner wrapper ---------- */
.bento-goals-tabs {
  display: flex; gap: 0; margin-bottom: 14px;
  background: var(--glass-bg); border-radius: var(--radius-sm);
  padding: 3px;
}
.bento-goals-tab {
  flex: 1; padding: 7px 12px; text-align: center; cursor: pointer;
  font-weight: 500; font-size: 0.78rem; color: var(--text-muted);
  border-radius: var(--radius-xs); transition: var(--transition);
  border: none; background: transparent; font-family: var(--font);
  display: flex; align-items: center; justify-content: center; gap: 4px;
}
.bento-goals-tab:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.bento-goals-tab.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }

/* ---------- Footer ---------- */
.dash-footer {
  text-align: center; padding: 20px; color: var(--text-muted);
  font-size: 0.82rem; border-top: 1px solid var(--glass-border);
}

/* ---------- Responsive overrides ---------- */
@media (max-width: 480px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .dash-header h1 { font-size: 1.4rem; }
  .stat-value { font-size: 1.3rem; }
  .quick-links-row { grid-template-columns: 1fr 1fr; }
  .bento-card { padding: 14px; }
}
@media (max-width: 380px) {
  .stats-row { gap: 5px; }
  .stat-card { padding: 10px 6px; border-radius: 10px; }
  .stat-icon { width: 30px; height: 30px; font-size: 0.85rem; }
  .stat-value { font-size: 1.1rem; }
  .stat-label { font-size: 0.65rem; }
  .bento-card { padding: 10px; }
  .streak-day { width: 30px; height: 34px; }
}

/* Mobile: goals forms collapse multi-column grids + compact inputs */
@media (max-width: 520px) {
  .goal-form > [style*="1fr 1fr"] { grid-template-columns: 1fr !important; }
  .bento-card.bento-full > [style*="repeat(4"] { grid-template-columns: repeat(2,1fr) !important; }
  .bento-goals-tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; gap: 4px; }
  .bento-goals-tab { white-space: nowrap; padding: 6px 8px; font-size: 0.72rem; }
  .goal-form input, .goal-form select, .goal-form textarea { font-size: 0.78rem !important; padding: 6px 8px !important; }
  .goal-form [style*="1fr 1fr 1fr"] { grid-template-columns: 1fr !important; }
}

@media (max-width: 380px) {
  .bento-card.bento-full > [style*="repeat(4"] { grid-template-columns: repeat(2,1fr) !important; gap: 4px !important; }
}