/* // design system — astraea dashboard */

/* // google fonts */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Inter:wght@300;400;500&display=swap');

/* // reset & base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:        #0a0e1a;
  --surface:   #111827;
  --border:    #1e293b;
  --text:      #e2e8f0;
  --muted:     #64748b;
  --accent:    #38bdf8;

  --badge-alto-bg:   #ef4444;
  --badge-alto-fg:   #ffffff;
  --badge-medio-bg:  #f59e0b;
  --badge-medio-fg:  #000000;
  --badge-baixo-bg:  #22c55e;
  --badge-baixo-fg:  #000000;

  --font-mono: 'Space Mono', monospace;
  --font-body: 'Inter', sans-serif;
}

html {
  font-size: 16px;
  min-width: 320px;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  min-width: 320px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* // typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

p, li, td, th, label {
  font-family: var(--font-body);
  font-weight: 400;
}

.mono {
  font-family: var(--font-mono);
}

/* // nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav__logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: 0.1em;
  text-decoration: none;
}

.nav__logo:hover {
  text-decoration: none;
  color: var(--accent);
}

.nav__links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav__links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--text);
}

.nav__links a.active {
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
}

/* // hamburger button — removed */

/* // bottom navigation bar */
.ast-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: #0d1420;
  border-top: 1px solid #1e2d45;
  justify-content: space-around;
  align-items: center;
  z-index: 200;
}

.ast-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  color: #64748b;
  flex: 1;
  padding: 8px 0;
  transition: color 0.2s;
}

.ast-bottom-nav-item svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ast-bottom-nav-item span {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ast-bottom-nav-item.active,
.ast-bottom-nav-item:hover {
  color: #4a9eff;
  text-decoration: none;
}

/* // status-bar */
.status-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.5rem;
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted);
}

.status-bar__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #22c55e;
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* // badges */
.badge {
  display: inline-block;
  padding: 0.2em 0.6em;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge--alto {
  background-color: var(--badge-alto-bg);
  color: var(--badge-alto-fg);
}

.badge--médio {
  background-color: var(--badge-medio-bg);
  color: var(--badge-medio-fg);
}

.badge--baixo {
  background-color: var(--badge-baixo-bg);
  color: var(--badge-baixo-fg);
}

/* // spinner */
.spinner {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 2rem auto;
}

.spinner-container {
  display: flex;
  justify-content: center;
  padding: 2rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* // error-msg */
.error-msg {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--badge-alto-bg);
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin: 1rem 0;
}

/* // stat-card */
.stat-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
}

.stat-card__value {
  font-family: var(--font-mono);
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.stat-card__label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-card__tooltip-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--border);
  color: var(--muted);
  font-size: 0.65rem;
  font-family: var(--font-mono);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.stat-card__tooltip-btn:hover {
  background: var(--muted);
  color: var(--bg);
}

.stat-card__tooltip-text {
  display: none;
  position: absolute;
  top: 2.5rem;
  right: 0;
  background: var(--border);
  color: var(--text);
  font-size: 0.75rem;
  font-family: var(--font-body);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  width: 200px;
  z-index: 10;
  line-height: 1.4;
}

.stat-card__tooltip-btn:hover + .stat-card__tooltip-text,
.stat-card__tooltip-btn:focus + .stat-card__tooltip-text {
  display: block;
}

/* // metric-card */
.metric-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  position: relative;
}

.metric-card__value {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text);
}

.metric-card__label {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-card__tooltip-btn {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--border);
  color: var(--muted);
  font-size: 0.6rem;
  font-family: var(--font-mono);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.metric-card__tooltip-btn:hover {
  background: var(--muted);
  color: var(--bg);
}

.metric-card__tooltip-text {
  display: none;
  position: absolute;
  top: 2rem;
  right: 0;
  background: var(--border);
  color: var(--text);
  font-size: 0.75rem;
  font-family: var(--font-body);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  width: 200px;
  z-index: 10;
  line-height: 1.4;
}

.metric-card__tooltip-btn:hover + .metric-card__tooltip-text,
.metric-card__tooltip-btn:focus + .metric-card__tooltip-text {
  display: block;
}

/* // countdown */
.countdown {
  display: flex;
  gap: 1rem;
  align-items: center;
  font-family: var(--font-mono);
}

.countdown__unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.countdown__value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.countdown__label {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.countdown__sep {
  font-size: 1.5rem;
  color: var(--muted);
  align-self: flex-start;
  margin-top: 0.25rem;
}

/* // layout containers */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.page-content {
  padding: 2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* // section labels — prefixed with // */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: lowercase;
  margin-bottom: 1rem;
}

.section-label::before {
  content: '// ';
  color: var(--accent);
}

/* // grid layouts */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

/* // table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.data-table th {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.8125rem;
}

.data-table tr:hover td {
  background-color: var(--surface);
  cursor: pointer;
}

.data-table .mono-cell {
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* // event card */
.event-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.event-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.event-card__type {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--text);
}

.event-card__date {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--muted);
}

.event-card__field {
  font-size: 0.8125rem;
  color: var(--muted);
}

.event-card__field span {
  color: var(--text);
  font-family: var(--font-mono);
}

.event-card__note {
  font-size: 0.8125rem;
  color: var(--muted);
  font-style: italic;
  border-top: 1px solid var(--border);
  padding-top: 0.5rem;
  margin-top: 0.25rem;
}

/* // hero */
.hero {
  padding: 3rem 0 2rem;
}

.hero__title {
  font-family: var(--font-mono);
  font-size: clamp(1.875rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 300;
}

.hero__count {
  color: var(--accent);
}

/* // breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  padding: 1rem 0;
}

.breadcrumb a {
  color: var(--muted);
}

.breadcrumb a:hover {
  color: var(--text);
}

.breadcrumb__sep {
  color: var(--border);
}

.breadcrumb__current {
  color: var(--text);
}

/* // progress bar */
.progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* // filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.4em 0.9em;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--accent);
  color: var(--text);
}

.filter-btn.active {
  background-color: rgba(56, 189, 248, 0.1);
}

.filter-checkbox {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  cursor: pointer;
}

.filter-checkbox input[type="checkbox"] {
  accent-color: var(--accent);
  cursor: pointer;
}

/* // pagination */
.pagination {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: center;
  padding: 1.5rem 0;
}

.pagination__btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.5em 1.2em;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
}

.pagination__btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

.pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination__info {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}

/* // footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4rem;
}

.footer a {
  color: var(--muted);
}

.footer a:hover {
  color: var(--text);
}

/* // ml panel */
.ml-panel {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ml-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ml-panel__score {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
}

/* // tags */
.tag {
  display: inline-block;
  padding: 0.2em 0.6em;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  border: 1px solid var(--border);
  color: var(--muted);
}

.tag--hazardous {
  border-color: var(--badge-alto-bg);
  color: var(--badge-alto-bg);
}

/* // responsive */
@media (max-width: 768px) {
  /* nav — esconder links, mostrar só logo */
  .nav {
    flex-direction: row;
    padding: 0.75rem 1rem;
  }

  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  /* bottom nav — mostrar em mobile */
  .ast-bottom-nav {
    display: flex;
  }

  /* body padding para não ficar atrás da bottom nav */
  body {
    padding-bottom: 70px;
  }

  /* stat cards — 2 colunas */
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* ast-stats-row — forçar 2 colunas */
  .ast-stats-row {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 1px;
  }

  /* stat-grid (usado na home) — 2 colunas em mobile */
  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    background: var(--border);
    gap: 1px;
  }

  /* ast-filters — botões em linha com wrap */
  .ast-filters,
  .filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  /* ast-table — scroll horizontal */
  .ast-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }

  .ast-table thead,
  .ast-table tbody,
  .ast-table tr {
    display: table;
    width: 100%;
    table-layout: fixed;
  }

  .ast-table td,
  .ast-table th {
    white-space: nowrap;
    min-width: 80px;
  }

  /* layout principal — coluna única */
  #main-grid {
    grid-template-columns: 1fr !important;
  }

  /* tabela — reduzir padding, esconder colunas velocidade (4) e diâmetro (5) */
  .data-table {
    font-size: 0.75rem;
  }

  .data-table th,
  .data-table td {
    padding: 0.5rem 0.5rem;
  }

  .data-table th:nth-child(4),
  .data-table td:nth-child(4),
  .data-table th:nth-child(5),
  .data-table td:nth-child(5) {
    display: none;
  }

  /* eventos solares — 1 coluna */
  .events-grid,
  #events-grid {
    grid-template-columns: 1fr !important;
  }

  /* metric cards (detalhe) — 2 colunas */
  .metric-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* seção "em perspectiva" — 1 coluna */
  #perspective-section [style*="grid-template-columns:1fr 1fr"],
  #perspective-section [style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  /* countdown — fonte menor */
  .countdown__value {
    font-size: 1.25rem;
  }

  /* hero title */
  .hero__title {
    font-size: 1.375rem;
  }

  /* status bar — truncar texto */
  .status-bar {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (max-width: 480px) {
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .metric-grid {
    grid-template-columns: 1fr 1fr;
  }

  .filters {
    flex-direction: column;
    align-items: flex-start;
  }

  .countdown {
    gap: 0.5rem;
  }

  .countdown__value {
    font-size: 1.5rem;
  }
}

@media (max-width: 320px) {
  .nav__links {
    gap: 0.5rem;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}