/* ── 7-Day Calendar & Study Advisor ── */

/* === Glassmorphism Calendar Card === */
.hm-card-wrap {
  background: var(--card-gradient), var(--sf);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--r);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-card);
  padding: 14px 16px;
  margin: 16px 0;
}

/* Header: "This Week" + pills */
.hm-week-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 8px;
}
.hm-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--tx);
  flex-shrink: 0;
}

/* Summary pills */
.hm-summary {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.hm-summary-pill {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 3px 8px;
  font-size: 10px;
  font-weight: 500;
  color: var(--tx2);
  white-space: nowrap;
}
.hm-summary-val {
  font-weight: 700;
  color: var(--tx);
}
.hm-summary-pill--streak .hm-summary-val { color: var(--amb); }
.hm-summary-pill--acc .hm-summary-val { color: var(--grn); }
.hm-summary-pill--days .hm-summary-val { color: var(--acc); }
.hm-summary-pill--qs .hm-summary-val { color: var(--pur); }

/* === 7-Day Week Grid === */
.hm-week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

/* Week day cell */
.hm-week-cell {
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--anim-fast) ease, box-shadow var(--anim-fast) ease;
  padding: 8px 0;
  gap: 3px;
  border: 1px solid transparent;
}
.hm-week-cell:hover {
  transform: scale(1.06);
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.hm-week-cell:active {
  transform: scale(0.95);
}

/* Day-of-week letter */
.hm-week-dow {
  font-size: 10px;
  font-weight: 600;
  color: var(--dim);
  line-height: 1;
  text-transform: uppercase;
}

/* Date number */
.hm-week-num {
  font-size: 16px;
  font-weight: 700;
  color: var(--tx);
  line-height: 1;
}

/* Question count */
.hm-week-q {
  font-size: 9px;
  font-weight: 600;
  color: var(--tx2);
  line-height: 1;
  opacity: 0.85;
}

/* Intensity levels — glass tints */
.hm-l0 { background: var(--subtle-bg); border-color: var(--glass-border); }
.hm-l1 { background: rgba(10,132,255,0.10); border-color: rgba(10,132,255,0.12); }
.hm-l2 { background: rgba(10,132,255,0.22); border-color: rgba(10,132,255,0.18); }
.hm-l3 { background: rgba(10,132,255,0.42); border-color: rgba(10,132,255,0.25); }
.hm-l4 { background: rgba(10,132,255,0.68); border-color: rgba(10,132,255,0.35); }

/* White text on dark intensity */
.hm-l3 .hm-week-num,
.hm-l4 .hm-week-num { color: var(--text-on-accent); }
.hm-l3 .hm-week-q,
.hm-l4 .hm-week-q { color: rgba(255,255,255,0.8); opacity: 1; }
.hm-l3 .hm-week-dow,
.hm-l4 .hm-week-dow { color: rgba(255,255,255,0.7); }

/* Today — glowing ring */
.hm-week-today {
  box-shadow: inset 0 0 0 2px var(--acc), 0 0 10px rgba(10,132,255,0.15);
  border-color: transparent;
}
.hm-week-today .hm-week-num {
  color: var(--acc);
}
.hm-week-today:hover {
  box-shadow: inset 0 0 0 2px var(--acc), 0 2px 12px rgba(10,132,255,0.25);
}

/* === Day Detail Popup — Glass === */
.hm-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: hm-fade-in var(--anim-fast) ease;
}
.hm-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.hm-popup {
  position: relative;
  background: var(--card-gradient), var(--sf);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--r);
  border: 1px solid var(--glass-border);
  padding: 24px;
  max-width: 380px;
  width: 100%;
  box-shadow: var(--shadow-hero);
  z-index: 1;
  animation: hm-slide-up var(--anim-base) var(--ease-out);
}
.hm-popup-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--subtle-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: all var(--anim-fast) ease;
}
.hm-popup-close:hover { background: var(--track-bg); color: var(--tx); }
.hm-popup-date {
  font-size: 18px;
  font-weight: 700;
  color: var(--tx);
  margin-bottom: 4px;
  padding-right: 32px;
}
.hm-popup-relative {
  font-size: 12px;
  color: var(--dim);
  margin-bottom: 16px;
}
.hm-popup-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.hm-popup-stat {
  text-align: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r1);
  padding: 10px 4px;
}
.hm-popup-stat-val {
  font-size: 20px;
  font-weight: 700;
  color: var(--tx);
  line-height: 1.2;
}
.hm-popup-stat-label {
  font-size: 10px;
  color: var(--dim);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.hm-popup-divider {
  height: 1px;
  background: var(--flat-divider);
  margin: 12px 0;
}
.hm-popup-domains {
  margin-bottom: 12px;
}
.hm-popup-domains-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.hm-popup-domain-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
}
.hm-popup-domain-badge {
  font-size: 10px;
  font-weight: 700;
  background: var(--acc-subtle);
  color: var(--acc);
  border-radius: 4px;
  padding: 2px 6px;
  flex-shrink: 0;
}
.hm-popup-domain-name {
  font-size: 12px;
  color: var(--tx2);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.hm-popup-domain-count {
  font-size: 11px;
  color: var(--dim);
  flex-shrink: 0;
}
.hm-popup-insight {
  background: var(--acc-subtle);
  border: 1px solid rgba(10,132,255,0.15);
  border-radius: var(--r1);
  padding: 12px;
  font-size: 13px;
  color: var(--tx);
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.hm-popup-insight-icon {
  flex-shrink: 0;
  color: var(--acc);
  margin-top: 1px;
}
.hm-popup-empty {
  text-align: center;
  padding: 24px 0;
  color: var(--dim);
  font-size: 14px;
  line-height: 1.5;
}
.hm-popup-empty-icon {
  font-size: 32px;
  margin-bottom: 8px;
  opacity: 0.5;
}

@keyframes hm-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes hm-slide-up {
  from { transform: translateY(24px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* === Study Advisor Cards — Glass === */
.hm-advisor {
  margin: 16px 0;
}
.hm-advisor-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--tx);
  margin-bottom: 12px;
}
.hm-advisor-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.hm-card {
  background: var(--card-gradient), var(--sf);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--r2);
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
}
.hm-card-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.hm-card-icon--focus {
  background: var(--acc-subtle);
  color: var(--acc);
}
.hm-card-icon--rhythm {
  background: var(--pur-soft);
  color: var(--pur);
}
.hm-card-icon--goal {
  background: var(--grn-soft);
  color: var(--grn);
}
.hm-card-body {
  flex: 1;
  min-width: 0;
}
.hm-card-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}
.hm-card-msg {
  font-size: 13px;
  color: var(--tx);
  line-height: 1.5;
}

/* Goal progress bar */
.hm-goal-bar {
  margin-top: 10px;
  height: 8px;
  background: var(--track-bg);
  border-radius: 4px;
  overflow: hidden;
}
.hm-goal-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--grn);
  transition: width var(--anim-base) var(--ease-out);
}
.hm-goal-fill--ahead { background: var(--grn); }
.hm-goal-fill--on-track { background: var(--acc); }
.hm-goal-fill--behind { background: var(--amb); }
.hm-goal-stats {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 11px;
  color: var(--dim);
}

/* === Dark Theme — intensity levels need specific overrides === */
[data-theme="dark"] .hm-l0 { background: var(--subtle-bg); border-color: var(--glass-border); }
[data-theme="dark"] .hm-l1 { background: rgba(10,132,255,0.14); border-color: rgba(10,132,255,0.12); }
[data-theme="dark"] .hm-l2 { background: rgba(10,132,255,0.28); border-color: rgba(10,132,255,0.18); }
[data-theme="dark"] .hm-l3 { background: rgba(10,132,255,0.48); border-color: rgba(10,132,255,0.25); }
[data-theme="dark"] .hm-l4 { background: rgba(10,132,255,0.72); border-color: rgba(10,132,255,0.35); }
[data-theme="dark"] .hm-overlay-backdrop { background: rgba(0,0,0,0.55); }