/* =============================================
   StudyMate Dashboard — Redesigned (Mobile-First)
   ============================================= */

/* ---------- Layout ---------- */
.dashboard-layout { min-height: 100vh; background: var(--bg); }
.dashboard-main { max-width: 1280px; margin: 0 auto; padding: 16px; }
@media (min-width: 1024px) { .dashboard-main { padding: 24px; } }

/* ---------- Card (new mockup style) ---------- */
.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: var(--transition);
  position: relative;
}
.card:hover { border-color: var(--glass-border-hover); box-shadow: var(--shadow-md); }
.card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 14px;
}
.card-title { font-size: 0.92rem; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card-title i { color: var(--primary); font-size: 0.9rem; }
.card-action {
  font-size: 0.78rem; 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);
}
.card-action:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- Header Section ---------- */
.header-section { margin-bottom: 24px; }
.header-section h1 {
  font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em;
  background: linear-gradient(135deg, #a5b4fc, var(--primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.header-section p { font-size: 0.88rem; color: var(--text-muted); margin-top: 4px; }

/* ---------- Stats Row ---------- */
.stats-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--card-bg); backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  padding: 14px 12px; text-align: center; transition: var(--transition);
}
.stat-card:hover { border-color: var(--glass-border-hover); transform: translateY(-1px); }
.stat-icon {
  width: 36px; height: 36px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0.9rem; margin-bottom: 6px;
}
.stat-value { font-size: 1.3rem; font-weight: 800; line-height: 1.2; }
.stat-label { font-size: 0.68rem; color: var(--text-muted); margin-top: 1px; }
@media (max-width: 480px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Tabs ---------- */
.tab-bar {
  display: flex; gap: 0;
  background: var(--glass-bg); backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  padding: 4px; margin-bottom: 20px;
}
.tab-btn {
  flex: 1; padding: 10px 16px; text-align: center; cursor: pointer;
  font-weight: 500; font-size: 0.85rem; 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: 6px;
  white-space: nowrap;
}
.tab-btn:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.tab-btn.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; box-shadow: 0 1px 4px rgba(99,102,241,0.15); }
.tab-btn i { font-size: 0.9rem; }

/* ---------- Dashboard Grid ---------- */
.dash-grid {
  display: grid; grid-template-columns: 1fr; gap: 20px;
}
@media (min-width: 1024px) { .dash-grid { grid-template-columns: 1fr 1fr; } }

/* ---------- Pomodoro ---------- */
.pomo-display { display: flex; align-items: center; justify-content: center; gap: 24px; margin: 4px 0 14px; }
.pomo-ring { position: relative; width: 120px; height: 120px; flex-shrink: 0; }
.pomo-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.pomo-ring-bg { fill: none; stroke: var(--glass-border); stroke-width: 7; }
.pomo-ring-fill { fill: none; stroke: url(#pomoGrad); stroke-width: 7; stroke-linecap: round; stroke-dasharray: 339.292; stroke-dashoffset: 50.894; transition: stroke-dashoffset 1s cubic-bezier(0.4,0,0.2,1); }
.pomo-ring-break .pomo-ring-fill { stroke: var(--accent); }
.pomo-ring-text { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.pomo-time { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.02em; font-family: 'Inter', monospace; line-height: 1; }
.pomo-label { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 2px; }
.pomo-controls { display: flex; align-items: center; gap: 8px; }
.pomo-btn {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1.5px solid var(--glass-border); background: transparent;
  color: var(--text-secondary); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; transition: var(--transition);
}
.pomo-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.pomo-btn.primary {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), #818cf8);
  border: none; color: #fff; font-size: 1rem;
  box-shadow: 0 4px 16px var(--primary-glow);
}
.pomo-btn.primary:hover { box-shadow: 0 6px 24px var(--primary-glow); transform: scale(1.05); }
.pomo-settings { display: flex; gap: 8px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--glass-border); }
.pomo-setting { display: flex; align-items: center; gap: 6px; }
.pomo-setting label { font-size: 0.75rem; color: var(--text-secondary); }
.pomo-setting input {
  width: 48px; padding: 4px 8px;
  border: 1px solid var(--glass-border); border-radius: var(--radius-xs);
  background: var(--surface); color: var(--text);
  font-size: 0.82rem; font-family: var(--font);
  text-align: center; outline: none; transition: var(--transition);
}
.pomo-setting input:focus { border-color: var(--primary); }
.pomo-stats { display: flex; gap: 20px; margin-top: 10px; font-size: 0.78rem; color: var(--text-muted); }
.pomo-stats span { display: flex; align-items: center; gap: 4px; }

/* ---------- Streak ---------- */
.streak-row { display: flex; gap: 4px; }
.streak-day {
  width: 32px; height: 36px; border-radius: 6px;
  background: var(--surface); border: 1px 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);
}
.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.done { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.streak-day.today { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-soft); }
#streakLog::-webkit-scrollbar { width: 3px; }

/* ---------- Kanban Board ---------- */
.kanban-cols { display: flex; gap: 6px; }
.kanban-col { flex: 1; min-width: 0; }
.kanban-col-header {
  font-size: 0.72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); margin-bottom: 6px;
  padding: 0 2px; display: flex; align-items: center; gap: 6px;
}
.kanban-col-count { font-size: 0.65rem; background: var(--glass-bg); padding: 0 6px; border-radius: 99px; color: var(--text-muted); }
#board-container { display: flex; gap: 6px; }
.board-col { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.board-col-scrollable {
  display: flex; flex-direction: column; gap: 4px; min-height: 60px;
  overflow-y: auto; max-height: 300px;
}
.auto-scroll-zone { height: 4px; }
.auto-scroll-zone.active { background: var(--primary-soft); border-radius: 4px; }

/* Board Card (JS-generated) style = mockup kanban-card */
.card-item {
  background: var(--surface);
  border: 1px solid var(--glass-border); border-radius: 8px;
  padding: 8px 10px; font-size: 0.8rem;
  cursor: grab; transition: var(--transition);
  display: flex; align-items: center; gap: 6px;
  user-select: none;
}
.card-item:hover { border-color: var(--primary); background: var(--glass-bg-hover); }
.card-item.dragging { opacity: 0.5; }
.card-item .todo-check {
  width: 14px; height: 14px; border-radius: 4px;
  border: 1.5px solid var(--glass-border); flex-shrink: 0;
  margin-top: 0; cursor: pointer; transition: var(--transition);
  accent-color: var(--accent);
}
.card-item .card-item-content { flex: 1; min-width: 0; color: var(--text); line-height: 1.3; font-weight: 500; font-size: 0.8rem; }
.card-item .card-item-content:has(+ .todo-check:checked),
.card-item .todo-check:checked ~ .card-item-content { text-decoration: line-through; opacity: 0.5; }
.card-item .delBtn {
  font-size: 0.7rem; color: var(--text-muted); cursor: pointer;
  background: transparent; border: none; padding: 2px 4px;
  border-radius: 4px; opacity: 0; transition: var(--transition);
  flex-shrink: 0;
}
.card-item:hover .delBtn { opacity: 1; }
.card-item .delBtn:hover { background: var(--danger-soft); color: var(--danger); }
.card-item .details-btn {
  font-size: 0.65rem; color: var(--text-muted); cursor: pointer;
  background: transparent; border: none; padding: 2px;
  opacity: 0; transition: var(--transition);
}
.card-item:hover .details-btn { opacity: 1; }
.card-item .details-btn:hover { color: var(--primary); }
.drag-indicator { height: 3px; border-radius: 2px; background: var(--primary); margin: 2px 0; }
.add-card-btn {
  margin-top: 6px; padding: 6px; text-align: center;
  border: 1px dashed var(--glass-border); border-radius: 8px;
  font-size: 0.75rem; color: var(--text-muted); cursor: pointer;
  transition: var(--transition); background: transparent;
}
.add-card-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }

/* ---------- Notes ---------- */
.note-item {
  background: var(--surface); border: 1px solid var(--glass-border);
  border-radius: 8px; padding: 10px 12px; margin-bottom: 6px;
  transition: var(--transition);
}
.note-item:hover { border-color: var(--glass-border-hover); }
.note-subject { font-size: 0.72rem; font-weight: 600; color: var(--secondary); margin-bottom: 2px; display: flex; align-items: center; gap: 4px; }
.note-text { font-size: 0.82rem; color: var(--text); line-height: 1.4; }
.note-time { font-size: 0.65rem; color: var(--text-muted); margin-top: 3px; }
.subject-menu { position: relative; }
.subject-dropdown {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 10;
  margin-top: 4px; background: var(--surface-solid);
  border: 1px solid var(--glass-border); border-radius: 8px;
  padding: 4px; display: none; box-shadow: var(--shadow-lg);
}
.subject-dropdown.open { display: block; }
.subject-option { padding: 6px 10px; border-radius: 6px; cursor: pointer; font-size: 0.8rem; transition: var(--transition); display: flex; align-items: center; gap: 6px; }
.subject-option:hover { background: var(--primary-soft); color: var(--primary); }
.subject-option .emoji { font-size: 1rem; }
#notesContainer { max-height: 300px; overflow-y: auto; }
#notesContainer::-webkit-scrollbar { width: 4px; }
.notes-input-row { display: flex; gap: 6px; margin-top: 10px; }
.notes-input-row input {
  flex: 1; padding: 8px 12px;
  border: 1px solid var(--glass-border); border-radius: 8px;
  background: var(--surface); color: var(--text);
  font-size: 0.82rem; font-family: var(--font); outline: none; transition: var(--transition);
}
.notes-input-row input:focus { border-color: var(--primary); }
.subject-btn {
  padding: 8px 12px; white-space: nowrap;
  border: 1px solid var(--glass-border); border-radius: 8px;
  background: var(--surface); color: var(--text-secondary);
  font-size: 0.78rem; cursor: pointer; transition: var(--transition);
  font-family: var(--font);
}
.subject-btn:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- Assignments ---------- */
.assign-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border: 1px solid var(--glass-border);
  border-radius: 8px; background: var(--surface); margin-bottom: 4px;
  transition: var(--transition); font-size: 0.8rem;
}
.assign-item:hover { border-color: var(--glass-border-hover); }
.assign-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.assign-dot.red { background: var(--danger); }
.assign-dot.orange { background: var(--warning); }
.assign-dot.green { background: var(--accent); }
.assign-body { flex: 1; min-width: 0; }
.assign-title { font-weight: 500; }
.assign-subject { font-size: 0.68rem; color: var(--text-muted); }
.assign-date { font-size: 0.68rem; color: var(--text-muted); white-space: nowrap; }

/* ---------- Existing legacy classes (kept for compat) ---------- */
.board-col[data-column="todo"] h3,
.board-col[data-column="doing"] h3,
.board-col[data-column="done"] h3 { display: none; } /* hide old inline headers */

#board-container .btn-ghost { display: none; } /* hide old add btn, we show .add-card-btn instead */

.work-mode { border-left: 4px solid var(--primary); }
.break-mode { border-left: 4px solid var(--success); }
#pomoRingTime { display: block; } /* SVG ring shows time via this element */
.btn-pause { border: 1px solid var(--warning); color: var(--warning); }
.btn-pause:hover { background: var(--warning-soft); }
.btn-continue { border: 1px solid var(--success); color: var(--success); }
.btn-continue:hover { background: var(--success-soft); }

/* ---------- Modals ---------- */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(15,23,42,0.5); backdrop-filter: blur(4px);
  z-index: 1000; align-items: center; justify-content: center; padding: 20px;
}
.modal-overlay[style*="display: flex"],
.modal-overlay[style*="display:flex"] { display: flex !important; }
.modal-glass {
  background: var(--glass-bg); backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border); border-radius: var(--radius);
  padding: 24px; max-width: 500px; width: 100%;
  box-shadow: var(--shadow-lg); animation: modalIn 0.25s ease;
  max-height: 90vh; overflow-y: auto;
}
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid var(--glass-border);
}
.modal-header h2, .modal-title { font-size: 1.05rem; font-weight: 700; }
.modal-close {
  width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  font-size: 1rem; color: var(--text-muted); background: transparent; transition: var(--transition);
}
.modal-close:hover { background: var(--danger-soft); color: var(--danger); }
.modal-body .form-group { margin-bottom: 14px; }
.modal-body .form-label { font-size: 0.82rem; font-weight: 500; color: var(--text-secondary); display: block; margin-bottom: 4px; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }

/* ---------- Goals section (kept from old) ---------- */
.unified-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }
.unified-stats .stat-card { text-align: center; padding: 16px 10px; }
.unified-stats .stat-icon { display: block; margin: 0 auto 8px; }
.unified-stats .stat-value { font-size: 1.4rem; font-weight: 800; }
.unified-stats .stat-label { font-size: 0.72rem; color: var(--text-muted); margin-top: 4px; }
.unified-inner-tabs { display: flex; border-radius: var(--radius-sm); padding: 4px; gap: 4px; }
.inner-tab { flex: 1; padding: 8px 12px; text-align: center; border: none; background: transparent; font-family: var(--font); font-size: 0.8rem; font-weight: 500; color: var(--text-muted); cursor: pointer; border-radius: var(--radius-xs); transition: var(--transition); }
.inner-tab:hover { color: var(--text); background: var(--glass-bg-hover); }
.inner-tab.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.inner-tab i { margin-right: 4px; }
.goal-panel { display: none; }
.goal-panel.active { display: block; }
.goal-form { margin-bottom: 16px; display: flex; flex-direction: column; gap: 10px; }
.goal-form input, .goal-form select, .goal-form textarea {
  font-family: var(--font);
  padding: 10px 14px; border-radius: var(--radius-xs);
  border: 1.5px solid var(--glass-border);
  background: var(--surface); color: var(--text);
  font-size: 0.9rem; outline: none; transition: var(--transition);
}
.goal-form input:focus, .goal-form select:focus, .goal-form textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}
.goal-form select { cursor: pointer; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---------- Journal ---------- */
.mood-selector { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0; }
.mood-btn { padding: 4px 10px; border-radius: 99px; border: 1px solid var(--glass-border); background: transparent; cursor: pointer; font-size: 0.8rem; transition: var(--transition); }
.mood-btn.selected { background: var(--primary-soft); border-color: var(--primary); }

/* ---------- Mobile Menu ---------- */
.mobile-menu-item:hover { background: var(--glass-bg); }

/* ---------- Footer ---------- */
.dashboard-footer { text-align: center; padding: 20px; font-size: 0.78rem; color: var(--text-muted); margin-top: 20px; }

/* ---------- Responsive ---------- */
@media (max-width: 480px) {
  .tab-btn { font-size: 0.78rem; padding: 8px 10px; }
  .card { padding: 14px; }
  .kanban-cols { flex-direction: column; gap: 8px; }
  #board-container { flex-direction: column; gap: 8px; }
  .board-col-scrollable { max-height: 200px; }
  .pomo-display { flex-direction: column; gap: 12px; }
  .pomo-ring { width: 100px; height: 100px; }
  .pomo-time { font-size: 1.4rem; }
  .pomo-btn.primary { width: 44px; height: 44px; }
}