/* ============================================
   IS THE GOVERNMENT CLOSED?
   Aesthetic: Federal Noir — cinematic, editorial,
   institutional data-meets-drama
   ============================================ */

/* === Reset === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* === Design Tokens === */
:root {
  /* Surfaces */
  --bg: #07080c;
  --bg-elevated: #0e1017;
  --bg-card: #12141c;
  --bg-card-hover: #1a1d28;

  /* Text */
  --text-primary: #e2dfd7;
  --text-secondary: #b0ada5;
  --text-tertiary: #8a8780;

  /* Accents */
  --red: #ef4444;
  --red-dim: #991b1b;
  --red-glow: rgba(239, 68, 68, 0.12);
  --red-bg: #130a0a;

  --green: #4ade80;
  --green-dim: #166534;
  --green-glow: rgba(74, 222, 128, 0.1);

  --amber: #fbbf24;
  --amber-dim: #92400e;
  --amber-glow: rgba(251, 191, 36, 0.1);
  --amber-bg: #13100a;

  /* Borders */
  --border: #1e2030;
  --border-subtle: #161824;

  /* Fonts */
  --font-display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;
  --font-body: 'Outfit', -apple-system, sans-serif;

  /* Sizing */
  --page-max: 780px;
  --radius: 6px;
}

/* === Body === */
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.8s ease;
  overflow-x: hidden;
}

body.shutdown {
  --bg: #0c0606;
  --bg-elevated: #140c0c;
  --bg-card: #1a1010;
  --bg-card-hover: #221616;
  --border: #2e1a1a;
  --border-subtle: #1f1212;
}

body.partial-shutdown {
  --bg: #0c0b06;
  --bg-elevated: #141209;
  --bg-card: #1a1810;
  --bg-card-hover: #222016;
  --border: #2e2a1a;
  --border-subtle: #1f1c12;
}

/* === Grain Overlay === */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

/* === Layout === */
.page {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* === Hero === */
.hero {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 6rem 0 3rem;
  position: relative;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 2rem;
  opacity: 0;
  animation: reveal-up 0.6s ease-out 0.1s forwards;
}

.eyebrow-icon {
  display: flex;
  opacity: 0.6;
}

.hero-question {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 400;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.2;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: reveal-up 0.6s ease-out 0.25s forwards;
}

.hero-answer-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  animation: reveal-up 0.8s ease-out 0.4s forwards;
}

/* Status indicator chip */
.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem 0.375rem 0.75rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  transition: all 0.5s ease;
}

.status-indicator.live {
  border-color: var(--green-dim);
  color: var(--green);
}

.status-indicator.alert {
  border-color: var(--red-dim);
  color: var(--red);
}

.status-indicator.warn {
  border-color: var(--amber-dim);
  color: var(--amber);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-tertiary);
  transition: background 0.4s, box-shadow 0.4s;
  flex-shrink: 0;
}

.status-dot.open {
  background: var(--green);
  box-shadow: 0 0 6px var(--green-glow), 0 0 16px var(--green-glow);
  animation: pulse 3s ease-in-out infinite;
}

.status-dot.closed {
  background: var(--red);
  box-shadow: 0 0 6px var(--red-glow), 0 0 16px var(--red-glow);
  animation: pulse-urgent 1.5s ease-in-out infinite;
}

.status-dot.partial {
  background: var(--amber);
  box-shadow: 0 0 6px var(--amber-glow), 0 0 16px var(--amber-glow);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes pulse-urgent {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* The giant answer */
.answer {
  font-family: var(--font-display);
  font-size: clamp(6rem, 18vw, 12rem);
  font-weight: 400;
  line-height: 0.85;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  transition: color 0.6s ease, opacity 0.6s ease;
  user-select: none;
}

.answer.loading {
  font-size: clamp(3rem, 10vw, 5rem);
  color: var(--text-tertiary);
  opacity: 0.4;
}

.answer.yes {
  color: var(--red);
  text-shadow: 0 0 80px var(--red-glow), 0 0 160px var(--red-glow);
}

.answer.no {
  color: var(--green);
  text-shadow: 0 0 60px var(--green-glow);
}

.answer.partial {
  color: var(--amber);
  font-size: clamp(4rem, 12vw, 8rem);
  text-shadow: 0 0 60px var(--amber-glow);
}

.hero-detail {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 480px;
  margin-top: 1.5rem;
  opacity: 0;
  animation: reveal-up 0.6s ease-out 0.6s forwards;
}

/* === Counter === */
.counter-section {
  text-align: center;
  padding: 1rem 0 2.5rem;
  opacity: 0;
  animation: reveal-up 0.6s ease-out 0.8s forwards;
}

.counter-inner {
  display: inline-flex;
  align-items: baseline;
  gap: 0.75rem;
}

.counter-number {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--red);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

body.partial-shutdown .counter-number {
  color: var(--amber);
}

.counter-unit {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.counter-caption {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-top: 0.5rem;
}

/* === Divider === */
.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.divider-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

/* === Timeline === */
.timeline-section {
  padding: 2rem 0 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.timeline-header {
  margin-bottom: 2.5rem;
  text-align: center;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.timeline-subtitle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
}

/* Vertical center line */
.timeline {
  position: relative;
  padding: 1rem 0 2rem;
}

.timeline::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(30, 32, 48, 0.5);
  z-index: 1;
}

/* President group — wraps a president label + their shutdown cards */
.timeline-group {
  position: relative;
  z-index: 2;
  padding-bottom: 1.5rem;
  margin-bottom: 1rem;
}

/* Subtle separator line above each president group (except the first) */
.timeline-group + .timeline-group::before {
  content: '';
  display: block;
  width: 40%;
  max-width: 200px;
  height: 1px;
  background: var(--border);
  margin: 0 auto 1.25rem;
  padding-top: 0.5rem;
  opacity: 0.6;
}

/* President marker on the center line */
.timeline-president {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  margin: 0.25rem 0 1rem;
}

.timeline-president-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  background: var(--bg);
  padding: 0.375rem 1rem;
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* Entry wrapper — controls left/right positioning */
.timeline-entry {
  position: relative;
  width: 50%;
  padding: 0.5rem 0;
}

.timeline-entry.left {
  left: 0;
  padding-right: 2.5rem;
}

.timeline-entry.right {
  left: 50%;
  padding-left: 2.5rem;
}

/* Dot on the center line */
.timeline-dot {
  position: absolute;
  top: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-tertiary);
  border: 2px solid var(--bg);
  z-index: 4;
  transform: translateY(-50%);
}

.timeline-entry.left .timeline-dot {
  right: -5px;
}

.timeline-entry.right .timeline-dot {
  left: -5px;
}

.timeline-entry.ongoing .timeline-dot {
  background: var(--red);
  box-shadow: 0 0 6px var(--red-glow);
}

.timeline-entry.partial.ongoing .timeline-dot {
  background: var(--amber);
  box-shadow: 0 0 6px var(--amber-glow);
}

/* Connector line from dot to card */
.timeline-connector {
  position: absolute;
  top: 50%;
  height: 2px;
  background: var(--border);
  z-index: 3;
  transform: translateY(-50%);
}

.timeline-entry.left .timeline-connector {
  right: 5px;
  width: 2rem;
}

.timeline-entry.right .timeline-connector {
  left: 5px;
  width: 2rem;
}

/* The card */
.timeline-card {
  background: var(--bg-elevated);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
  border: 1px solid transparent;
}

.timeline-card:hover {
  background: var(--bg-card-hover);
  transform: scale(1.01);
}

.timeline-entry.ongoing .timeline-card {
  background: var(--red-glow);
  border-color: rgba(239, 68, 68, 0.15);
}

.timeline-entry.ongoing .timeline-card:hover {
  background: rgba(239, 68, 68, 0.16);
}

.timeline-entry.partial.ongoing .timeline-card {
  background: var(--amber-glow);
  border-color: rgba(251, 191, 36, 0.15);
}

.timeline-entry.partial.ongoing .timeline-card:hover {
  background: rgba(251, 191, 36, 0.14);
}

/* Card header row */
.timeline-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.375rem;
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.timeline-entry.ongoing .timeline-year {
  color: var(--red);
}

.timeline-entry.partial.ongoing .timeline-year {
  color: var(--amber);
}

.timeline-days {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.timeline-entry.ongoing .timeline-days {
  color: var(--red);
}

.timeline-entry.partial.ongoing .timeline-days {
  color: var(--amber);
}

/* Duration bar */
.timeline-bar-wrap {
  position: relative;
  height: 16px;
  display: flex;
  align-items: center;
  margin-bottom: 0.375rem;
}

.timeline-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--text-tertiary);
  min-width: 4px;
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0.5;
}

.timeline-entry.ongoing .timeline-bar {
  background: var(--red);
  opacity: 0.8;
}

.timeline-entry.partial .timeline-bar {
  background: var(--amber);
  opacity: 0.7;
}

/* Card footer row */
.timeline-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.timeline-range {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.timeline-type {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 1px 5px;
  border: 1px solid rgba(251, 191, 36, 0.25);
  border-radius: 3px;
}

.timeline-chevron {
  font-size: 0.5rem;
  color: var(--text-tertiary);
  transition: transform 0.2s ease;
  margin-left: 0.375rem;
}

.timeline-card.expanded .timeline-chevron {
  transform: rotate(90deg);
}

/* Expandable description */
.timeline-description {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}

.timeline-card.expanded .timeline-description {
  max-height: 200px;
  opacity: 1;
  padding-top: 0.625rem;
}

.timeline-description p {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.6;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.5rem;
}

/* Scroll-reveal animation */
.timeline-entry {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.timeline-entry.left {
  transform: translateX(-20px);
}

.timeline-entry.right {
  transform: translateX(20px);
}

.timeline-entry.visible {
  opacity: 1;
  transform: translateX(0) translateY(0);
}

.timeline-president {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.timeline-president.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Last entry in each group gets extra bottom breathing room */
.timeline-group .timeline-entry:last-child {
  padding-bottom: 0.25rem;
}

/* === Footer === */
.footer {
  padding: 2.5rem 0 2rem;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.footer-line {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  margin-bottom: 0.25rem;
}

/* === Utilities === */
.hidden {
  display: none !important;
}

/* === Animations === */
@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: reveal-up 0.5s ease-out forwards;
}

/* === Shimmer Loading === */
@keyframes shimmer {
  0% { opacity: 0.3; }
  50% { opacity: 0.6; }
  100% { opacity: 0.3; }
}

.shimmer {
  animation: shimmer 1.8s ease-in-out infinite;
}

/* === Retry Button === */
.retry-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 1.5rem;
  margin-top: 1.5rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.retry-btn:hover {
  border-color: var(--text-tertiary);
  color: var(--text-primary);
}

.retry-btn:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* === Stats Chart === */
.stats-section {
  padding: 1rem 0 2rem;
  text-align: center;
}

.stats-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.stats-chart {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 520px;
  margin: 0 auto;
}

.stats-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.stats-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-secondary);
  width: 7rem;
  text-align: right;
  flex-shrink: 0;
}

.stats-bar-wrap {
  flex: 1;
  height: 18px;
  display: flex;
  align-items: center;
}

.stats-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--text-tertiary);
  opacity: 0.6;
  min-width: 3px;
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.stats-value {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-tertiary);
  margin-left: 0.5rem;
  flex-shrink: 0;
}

/* === Share Button === */
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.4rem 1rem;
  margin-top: 1rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.share-btn:hover {
  border-color: var(--text-tertiary);
  color: var(--text-secondary);
}

.share-btn:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* === Responsive === */
@media (max-width: 640px) {
  .page {
    padding: 0 1rem;
  }

  .hero {
    min-height: 50vh;
    padding: 4rem 0 2rem;
  }

  .hero-eyebrow {
    font-size: 0.5625rem;
  }

  .hero-detail {
    font-size: 0.9375rem;
  }

  /* Mobile timeline: single column, line on left */
  .timeline::after {
    left: 24px;
  }

  .timeline-president {
    justify-content: flex-start;
    padding-left: 52px;
  }

  .timeline-entry {
    width: 100%;
    left: 0 !important;
    padding-left: 52px !important;
    padding-right: 0 !important;
  }

  .timeline-entry .timeline-dot {
    left: 19px !important;
    right: auto !important;
  }

  .timeline-entry .timeline-connector {
    left: 29px !important;
    right: auto !important;
    width: 18px !important;
  }

  .timeline-entry.left,
  .timeline-entry.right {
    transform: translateX(0);
  }

  .timeline-entry.left.visible,
  .timeline-entry.right.visible {
    transform: translateX(0) translateY(0);
  }

  .timeline-card {
    padding: 1rem 1.25rem;
  }

  .timeline-year {
    font-size: 0.75rem;
  }

  .timeline-days {
    font-size: 0.6875rem;
  }
}

@media (max-width: 380px) {
  .hero {
    min-height: 45vh;
    padding: 3rem 0 1.5rem;
  }

  .answer.partial {
    font-size: clamp(3rem, 10vw, 5rem);
  }
}

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

/* === Skip Link === */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--text-primary);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  z-index: 10000;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

/* === Screen Reader Only === */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* === Focus Visible === */
.timeline-card:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.timeline-entry.ongoing .timeline-card:focus-visible {
  outline-color: var(--red);
}

.timeline-entry.partial.ongoing .timeline-card:focus-visible {
  outline-color: var(--amber);
}

/* === Print === */
@media print {
  .grain, .skip-link, .retry-btn, .status-dot, .timeline-dot,
  .timeline-connector, .timeline-bar-wrap {
    display: none !important;
  }

  body, body.shutdown, body.partial-shutdown {
    background: #fff !important;
    color: #111 !important;
    --bg: #fff;
    --bg-elevated: #f5f5f5;
    --bg-card: #f5f5f5;
    --text-primary: #111;
    --text-secondary: #333;
    --text-tertiary: #666;
    --border: #ccc;
    --border-subtle: #ddd;
  }

  .answer {
    text-shadow: none !important;
  }

  .answer.yes { color: #c00 !important; }
  .answer.no { color: #060 !important; }
  .answer.partial { color: #a60 !important; }

  .timeline::after {
    display: none;
  }

  .timeline-entry,
  .timeline-president {
    opacity: 1 !important;
    transform: none !important;
    width: 100% !important;
    left: 0 !important;
    padding: 0.25rem 0 !important;
  }

  .timeline-card {
    border: 1px solid #ccc !important;
    break-inside: avoid;
  }

  .timeline-card.expanded .timeline-description {
    max-height: none;
    opacity: 1;
  }
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-eyebrow,
  .hero-question,
  .hero-answer-wrap,
  .hero-detail,
  .counter-section,
  .timeline-entry,
  .timeline-president {
    opacity: 1;
    transform: none;
  }
}