/* ===================================================
   서울 따릉이 핵심 KPI 대시보드 - Premium Modern Theme
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Pretendard:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(24, 33, 53, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow-green: rgba(16, 185, 129, 0.3);
  --border-glow-cyan: rgba(6, 182, 212, 0.3);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  /* Brand Accents */
  --brand-green: #10b981;
  --brand-green-light: #34d399;
  --brand-green-glow: rgba(16, 185, 129, 0.25);
  
  --brand-cyan: #06b6d4;
  --brand-cyan-light: #38bdf8;
  --brand-cyan-glow: rgba(6, 182, 212, 0.25);
  
  --brand-blue: #3b82f6;
  --brand-purple: #8b5cf6;
  --brand-amber: #f59e0b;
  
  /* Typography */
  --font-display: 'Outfit', -apple-system, sans-serif;
  --font-body: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Shadows & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow-green: 0 0 35px -5px rgba(16, 185, 129, 0.3);
  --shadow-glow-cyan: 0 0 35px -5px rgba(6, 182, 212, 0.3);
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(16, 185, 129, 0.15), transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 80%, rgba(6, 182, 212, 0.1), transparent 60%),
    radial-gradient(ellipse 50% 30% at 10% 90%, rgba(59, 130, 246, 0.08), transparent 60%);
  background-attachment: fixed;
}

/* Container */
.dashboard-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 60px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* Top Header */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px -4px rgba(16, 185, 129, 0.4);
  font-size: 26px;
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand-green-light);
  margin-bottom: 4px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--brand-green);
  box-shadow: 0 0 10px var(--brand-green);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
}

.brand-titles h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 30%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-titles p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Header Controls */
.header-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-control {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  backdrop-filter: blur(12px);
}

.btn-control:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-control.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--brand-green);
  color: var(--brand-green-light);
}

.btn-control svg {
  width: 16px;
  height: 16px;
}

/* Hero Section Description */
.hero-intro {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.06), rgba(6, 182, 212, 0.04));
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.intro-text h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.intro-text p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.intro-source-tag {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-subtle);
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--brand-cyan-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===================================================
   핵심 KPI 그리드 (2대 주요 지표 히어로 카드)
   =================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 24px;
}

.kpi-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 32px 30px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  transition: opacity 0.3s;
}

.card-rides::before {
  background: linear-gradient(90deg, #10b981, #34d399, transparent);
}

.card-stations::before {
  background: linear-gradient(90deg, #06b6d4, #38bdf8, transparent);
}

.kpi-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
}

.card-rides:hover {
  box-shadow: var(--shadow-glow-green);
  border-color: var(--border-glow-green);
}

.card-stations:hover {
  box-shadow: var(--shadow-glow-cyan);
  border-color: var(--border-glow-cyan);
}

/* Card Header */
.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.card-label-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.card-indicator-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  width: fit-content;
}

.pill-green {
  background: rgba(16, 185, 129, 0.15);
  color: var(--brand-green-light);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pill-cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--brand-cyan-light);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 4px;
}

.card-icon-bubble {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
}

/* Main Metric Display */
.metric-display {
  margin-bottom: 26px;
}

.metric-number-wrapper {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.metric-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.color-green {
  background: linear-gradient(135deg, #ffffff 20%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.color-cyan {
  background: linear-gradient(135deg, #ffffff 20%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.metric-unit {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-muted);
}

.metric-subtext {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Sub-Metrics Section */
.card-submetrics {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.submetric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
}

.submetric-name {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.submetric-val {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-main);
}

/* Split Progress Bar */
.split-progress-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.split-progress-bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  display: flex;
  width: 100%;
}

.bar-weekday {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #34d399);
  width: 75.43%;
  transition: width 1s ease-in-out;
}

.bar-weekend {
  height: 100%;
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
  width: 24.57%;
  transition: width 1s ease-in-out;
}

.split-legend {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.legend-dot.weekday { background-color: var(--brand-green); }
.legend-dot.weekend { background-color: var(--brand-amber); }

/* ===================================================
   하단 상세 브레이크다운 영역 (상세 분석 및 분포)
   =================================================== */
.breakdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.breakdown-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 26px 28px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
}

.breakdown-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.breakdown-card-desc {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 20px;
}

/* Distribution Bars */
.dist-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dist-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all 0.2s ease;
  cursor: pointer;
  position: relative;
}

.dist-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(6, 182, 212, 0.25);
  transform: translateX(4px);
}

.dist-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.dist-label {
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.dist-click-hint {
  font-size: 0.72rem;
  color: var(--brand-cyan-light);
  opacity: 0;
  transform: translateX(-4px);
  transition: all 0.2s ease;
}

.dist-item:hover .dist-click-hint {
  opacity: 1;
  transform: translateX(0);
}

.dist-count {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.dist-count-tag {
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--brand-cyan-light);
}

.dist-bar-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
}

.dist-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #06b6d4, #10b981);
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ===================================================
   랭킹 아코디언 컴포넌트 (최다 TOP 5 & 최소 TOP 5)
   =================================================== */
.ranking-accordion-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-card {
  padding: 0 !important;
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.accordion-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 26px;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}

.accordion-header:hover {
  background: rgba(255, 255, 255, 0.02);
}

.accordion-header-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.accordion-header .breakdown-card-title {
  margin-bottom: 2px;
}

.accordion-header .breakdown-card-desc {
  margin-bottom: 0;
}

.accordion-toggle-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.accordion-header:hover .accordion-toggle-indicator {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.15);
}

.chevron-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 아코디언 콘텐츠 접힘/펼침 */
.accordion-content {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.accordion-inner {
  padding: 4px 26px 24px;
}

.accordion-card.open .accordion-content {
  max-height: 480px;
  opacity: 1;
}

.accordion-card.open .chevron-icon {
  transform: rotate(180deg);
}

.accordion-card.open .accordion-toggle-indicator {
  background: rgba(16, 185, 129, 0.12);
  color: var(--brand-green-light);
  border-color: rgba(16, 185, 129, 0.3);
}

#accordion-bottom5.open .accordion-toggle-indicator {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
  border-color: rgba(244, 63, 94, 0.3);
}

/* Top / Bottom Station List */
.station-rank-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.station-rank-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.station-rank-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateX(4px);
}

.station-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.rank-badge {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.rank-1 .rank-badge {
  background: #f59e0b;
  color: #000;
  font-weight: 800;
}

.station-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.station-rides {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--brand-green-light);
}

/* 최저 이용 대여소 전용 스타일 */
.bottom-rank-list .station-rank-item {
  border-color: rgba(244, 63, 94, 0.1);
}

.bottom-rank-list .station-rank-item:hover {
  border-color: rgba(244, 63, 94, 0.25);
  background: rgba(244, 63, 94, 0.04);
}

.bottom-rank-list .rank-badge {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.bottom-rank-list .rank-1 .rank-badge {
  background: #f43f5e;
  color: #fff;
}

.bottom-rides {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: #fb7185 !important;
}

/* ===================================================
   모달 다이얼로그 (구간별 대여소 상세 목록 팝업)
   =================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 20px;
}

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

.modal-container {
  background: #131b2e;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 40px -10px rgba(6, 182, 212, 0.2);
  transform: scale(0.94) translateY(10px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.modal-overlay.active .modal-container {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 22px 28px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.modal-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-cyan-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.modal-title-group h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  transform: rotate(90deg);
}

.modal-close-btn svg {
  width: 18px;
  height: 18px;
}

.modal-toolbar {
  padding: 14px 28px;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.modal-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  flex: 1;
}

.modal-search-box svg {
  width: 16px;
  height: 16px;
  color: var(--text-dim);
}

.modal-search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.88rem;
  width: 100%;
}

.modal-search-box input::placeholder {
  color: var(--text-dim);
}

.modal-count-info {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

.modal-body {
  padding: 16px 28px 24px;
  overflow-y: auto;
  max-height: calc(85vh - 160px);
}

.modal-body::-webkit-scrollbar {
  width: 6px;
}

.modal-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 999px;
}

.modal-station-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.modal-station-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
}

.modal-station-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(6, 182, 212, 0.3);
  transform: translateX(2px);
}

.modal-empty-msg {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* Footer */
.dashboard-footer {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  color: var(--text-dim);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Toast Notification */
.toast-msg {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1e293b;
  border: 1px solid var(--brand-green);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.toast-msg.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Responsive */
@media (max-width: 900px) {
  .breakdown-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .metric-number {
    font-size: 2.75rem;
  }
  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
  }
}