/* ==========================================================================
   Nightfall Sleep Diary - Night Sky Theme Stylesheet
   ========================================================================== */

:root {
  --bg-dark: #070913;
  --bg-gradient: linear-gradient(135deg, #070913 0%, #0d122b 35%, #181135 70%, #0a0618 100%);
  --aurora-1: rgba(120, 75, 245, 0.22);
  --aurora-2: rgba(45, 140, 255, 0.2);
  --aurora-3: rgba(0, 240, 255, 0.15);
  
  /* Glassmorphism */
  --glass-bg: rgba(22, 27, 46, 0.65);
  --glass-bg-hover: rgba(30, 37, 63, 0.8);
  --glass-border: rgba(255, 255, 255, 0.09);
  --glass-border-focus: rgba(168, 85, 247, 0.5);
  
  /* Text */
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  /* Accents */
  --accent-purple: #a855f7;
  --accent-blue: #38bdf8;
  --accent-cyan: #22d3ee;
  --accent-gold: #fbbf24;
  --accent-emerald: #34d399;
  --accent-rose: #f43f5e;
  
  /* Shadows & Glow */
  --glow-primary: 0 0 25px rgba(168, 85, 247, 0.4);
  --glow-subtle: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
}

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

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  background-color: var(--bg-dark);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ==========================================================================
   별빛 배경 캔버스 및 오로라 오브
   ========================================================================== */
#starCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  animation: floatOrb 20s infinite ease-in-out alternate;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #7928ca 0%, rgba(121, 40, 202, 0) 70%);
  top: -150px;
  left: 10%;
}

.orb-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #0070f3 0%, rgba(0, 112, 243, 0) 70%);
  bottom: -200px;
  right: 5%;
  animation-duration: 25s;
  animation-delay: -5s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #00dfd8 0%, rgba(0, 223, 216, 0) 70%);
  top: 40%;
  left: 45%;
  animation-duration: 18s;
  animation-delay: -10s;
  opacity: 0.25;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 60px) scale(1.15); }
  100% { transform: translate(-30px, -40px) scale(0.9); }
}

/* ==========================================================================
   글래스모피즘 공통 컴포넌트
   ========================================================================== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glow-subtle);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.16);
}

.gradient-text {
  background: linear-gradient(135deg, #c084fc 0%, #60a5fa 50%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

/* ==========================================================================
   메인 컨테이너 레이아웃
   ========================================================================== */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1380px;
  margin: 0 auto;
  padding: 32px 24px 60px;
}

/* 헤더 */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 18px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
}

.moon-badge {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.25), rgba(56, 189, 248, 0.15));
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.3);
}

.moon-icon {
  font-size: 28px;
  filter: drop-shadow(0 0 8px #fef08a);
  animation: pulseMoon 4s ease-in-out infinite alternate;
}

@keyframes pulseMoon {
  0% { transform: scale(0.95) rotate(-5deg); filter: drop-shadow(0 0 6px #fef08a); }
  100% { transform: scale(1.05) rotate(5deg); filter: drop-shadow(0 0 14px #fef08a); }
}

.app-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.app-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 버튼 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  outline: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, #9333ea, #6366f1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #a855f7, #4f46e5);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(147, 51, 234, 0.45);
}

.glow-btn {
  box-shadow: var(--glow-primary);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.btn-danger {
  background: rgba(244, 63, 94, 0.2);
  color: #fda4af;
  border: 1px solid rgba(244, 63, 94, 0.35);
}

.btn-danger:hover {
  background: rgba(244, 63, 94, 0.35);
  color: #fff;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85rem;
}

.icon-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: scale(1.08);
}

/* ==========================================================================
   상단 통계 요약 카드 그리드
   ========================================================================== */
.stats-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.stat-card {
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-icon-wrapper {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.stat-icon-wrapper.purple {
  background: rgba(168, 85, 247, 0.18);
  border: 1px solid rgba(168, 85, 247, 0.35);
  box-shadow: 0 0 16px rgba(168, 85, 247, 0.2);
}

.stat-icon-wrapper.blue {
  background: rgba(56, 189, 248, 0.18);
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.2);
}

.stat-icon-wrapper.teal {
  background: rgba(45, 212, 191, 0.18);
  border: 1px solid rgba(45, 212, 191, 0.35);
  box-shadow: 0 0 16px rgba(45, 212, 191, 0.2);
}

.stat-icon-wrapper.amber {
  background: rgba(251, 191, 36, 0.18);
  border: 1px solid rgba(251, 191, 36, 0.35);
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.2);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.stat-value {
  font-size: 1.45rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
}

/* ==========================================================================
   메인 레이아웃 (달력 + 사이드바)
   ========================================================================== */
.main-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  align-items: start;
}

@media (max-width: 1040px) {
  .main-layout {
    grid-template-columns: 1fr;
  }
}

/* 달력 섹션 */
.calendar-section {
  padding: 28px;
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  flex-wrap: wrap;
  gap: 16px;
}

.month-selector {
  display: flex;
  align-items: center;
  gap: 16px;
}

.month-selector h2 {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.nav-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
}

.calendar-legend {
  display: flex;
  gap: 14px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.dot.under { background-color: #f59e0b; box-shadow: 0 0 8px #f59e0b; }
.dot.good { background-color: #10b981; box-shadow: 0 0 8px #10b981; }
.dot.over { background-color: #8b5cf6; box-shadow: 0 0 8px #8b5cf6; }

/* 요일 헤더 */
.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.weekday.sun { color: #f87171; }
.weekday.sat { color: #60a5fa; }

/* 달력 셀 그리드 */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.calendar-cell {
  min-height: 102px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.22s ease;
  position: relative;
  overflow: hidden;
}

.calendar-cell:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(168, 85, 247, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}

.calendar-cell.other-month {
  opacity: 0.28;
}

.calendar-cell.today {
  border: 1.5px solid var(--accent-cyan);
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.35);
  background: rgba(34, 211, 238, 0.05);
}

.calendar-cell.selected {
  outline: 2px solid var(--accent-purple);
  outline-offset: -1px;
  background: rgba(168, 85, 247, 0.12);
}

.cell-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.day-number {
  font-size: 0.95rem;
  font-weight: 600;
}

.day-number.sun { color: #f87171; }
.day-number.sat { color: #60a5fa; }

.today-chip {
  font-size: 0.68rem;
  padding: 1px 6px;
  background: var(--accent-cyan);
  color: #050b14;
  font-weight: 700;
  border-radius: 10px;
}

/* 수면 기록이 있는 셀 컨텐츠 */
.cell-sleep-info {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.sleep-pill {
  padding: 3px 6px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(4px);
}

/* 수면 시간에 따른 pill 테마 */
.sleep-pill.under {
  background: rgba(245, 158, 11, 0.22);
  color: #fde68a;
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.sleep-pill.good {
  background: rgba(16, 185, 129, 0.22);
  color: #a7f3d0;
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.sleep-pill.over {
  background: rgba(139, 92, 246, 0.25);
  color: #ddd6fe;
  border: 1px solid rgba(139, 92, 246, 0.4);
}

.cell-time-span {
  font-size: 0.7rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cell-bottom-tags {
  display: flex;
  gap: 4px;
  margin-top: 2px;
}

.tag-dot {
  font-size: 0.75rem;
}

/* ==========================================================================
   사이드바 (주간 차트 및 날짜 상세)
   ========================================================================== */
.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.side-card {
  padding: 22px;
}

.side-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.side-card-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
}

.card-caption {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* 최근 7일 미니 차트 */
.mini-chart-container {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 160px;
  padding: 14px 6px 4px;
  position: relative;
  background: rgba(0, 0, 0, 0.18);
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(255, 255, 255, 0.08);
}

.chart-target-line {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(7.5 / 12 * 100%);
  height: 1px;
  border-top: 1px dashed rgba(56, 189, 248, 0.5);
  pointer-events: none;
  z-index: 1;
}

.chart-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
  position: relative;
  z-index: 2;
}

.chart-bar-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.chart-bar {
  width: 16px;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, #a855f7, #6366f1);
  transition: height 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.3);
  position: relative;
  cursor: pointer;
}

.chart-bar.good {
  background: linear-gradient(180deg, #10b981, #059669);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.chart-bar.under {
  background: linear-gradient(180deg, #f59e0b, #d97706);
}

.chart-bar:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 110%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.72rem;
  white-space: nowrap;
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
  z-index: 10;
}

.chart-day-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* 상세 뷰 */
.detail-body {
  min-height: 140px;
}

.empty-state-notice {
  text-align: center;
  padding: 24px 12px;
}

.empty-icon {
  font-size: 2.2rem;
  display: block;
  margin-bottom: 10px;
}

.empty-state-notice p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.detail-view {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.detail-highlight {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--accent-purple);
}

.detail-hours-total {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
}

.detail-quality-icon {
  font-size: 1.8rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.detail-row strong {
  color: var(--text-main);
}

.detail-note-box {
  padding: 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: #cbd5e1;
  white-space: pre-wrap;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.detail-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.detail-tag {
  font-size: 0.75rem;
  padding: 3px 8px;
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 12px;
  color: #d8b4fe;
}

.detail-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

/* ==========================================================================
   모달 오버레이 & 팝업
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 20px;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  width: 100%;
  max-width: 500px;
  padding: 28px;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.open .modal-content {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.modal-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.8rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}

.close-btn:hover {
  color: #fff;
}

/* 폼 스타일 */
.sleep-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-row {
  display: flex;
  gap: 14px;
}

.flex-1 {
  flex: 1;
}

.input-glass {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: all 0.2s ease;
}

.input-glass:focus {
  border-color: var(--glass-border-focus);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.3);
}

.readonly-input {
  background: rgba(255, 255, 255, 0.03);
  color: #94a3b8;
  cursor: default;
}

/* 수면 시간 실시간 자동 계산 박스 */
.calculated-sleep-box {
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.15), rgba(56, 189, 248, 0.1));
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.calc-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.calc-hours {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
}

.calc-sub {
  font-size: 0.75rem;
  color: var(--accent-cyan);
}

/* 만족도 버튼 그룹 */
.rating-stars {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.star-btn {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  padding: 8px 4px;
  border-radius: var(--radius-sm);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.star-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.star-btn.active {
  background: rgba(168, 85, 247, 0.3);
  border-color: var(--accent-purple);
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.4);
  transform: scale(1.05);
}

.quality-label {
  text-align: center;
  font-size: 0.82rem;
  color: var(--accent-cyan);
  margin-top: 2px;
}

/* 태그 칩 */
.tag-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-chip {
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}

.tag-chip:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.tag-chip.selected {
  background: rgba(56, 189, 248, 0.2);
  border-color: rgba(56, 189, 248, 0.5);
  color: #bae6fd;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.25);
}

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-right {
  display: flex;
  gap: 10px;
  margin-left: auto;
}

/* ==========================================================================
   반응형 미디어 쿼리
   ========================================================================== */
@media (max-width: 768px) {
  .app-container {
    padding: 20px 14px 40px;
  }
  
  .calendar-section {
    padding: 18px 12px;
  }
  
  .calendar-cell {
    min-height: 80px;
    padding: 6px 4px;
  }
  
  .day-number {
    font-size: 0.85rem;
  }
  
  .sleep-pill {
    font-size: 0.7rem;
    padding: 2px 4px;
  }
  
  .cell-time-span {
    display: none;
  }
  
  .app-title {
    font-size: 1.6rem;
  }
}