/* ==========================================================================
   Geospatial Automation Dashboard
   Dark cartographic aesthetic — amber (survey markers) + cyan (contour lines)
   Type: Space Grotesk (display) + IBM Plex Sans/Mono (body/data)
   ========================================================================== */

:root {
  --bg-base: #0b0d10;
  --bg-panel: #12151a;
  --bg-panel-raised: #171b21;
  --line-contour: #1e242c;

  --amber: #e8a33d;
  --amber-dim: #a87427;
  --cyan: #3ddbd9;
  --cyan-dim: #1f7f7d;

  --text-primary: #eef1f4;
  --text-secondary: #9aa4b1;
  --text-muted: #5c6673;

  --font-display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --radius: 4px;
  --gap: 1.5rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--bg-base);
  background-image:
    repeating-linear-gradient(0deg, var(--line-contour) 0, var(--line-contour) 1px, transparent 1px, transparent 64px),
    repeating-linear-gradient(90deg, var(--line-contour) 0, var(--line-contour) 1px, transparent 1px, transparent 64px);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
}

h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  margin: 0;
}

a {
  color: var(--cyan);
}

/* ---------- Header ---------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--line-contour);
  background: rgba(11, 13, 16, 0.85);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-title {
  font-size: 1.1rem;
  color: var(--amber);
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.site-title small {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 400;
}

.site-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.site-nav a:hover {
  color: var(--cyan);
}

/* ---------- Hero ---------- */

.hero {
  padding: 4rem 2rem 3rem;
  max-width: 900px;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1 {
  font-size: 2.5rem;
  margin-top: 0.75rem;
  color: var(--text-primary);
}

.hero p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 640px;
  margin-top: 1rem;
}

/* ---------- Stats strip ---------- */

.stats-strip {
  display: flex;
  gap: 2.5rem;
  padding: 0 2rem 2rem;
  flex-wrap: wrap;
}

.stat {
  border-left: 2px solid var(--amber-dim);
  padding-left: 0.75rem;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--amber);
  display: block;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- Filter bar ---------- */

.dashboard-section {
  padding: 0 2rem 4rem;
}

.section-heading {
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--bg-panel);
  border: 1px solid var(--line-contour);
  color: var(--text-secondary);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.filter-btn:hover {
  border-color: var(--cyan-dim);
  color: var(--cyan);
}

.filter-btn.is-active {
  border-color: var(--amber);
  color: var(--amber);
  background: rgba(232, 163, 61, 0.08);
}

.search-input {
  width: 100%;
  max-width: 360px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--bg-panel);
  border: 1px solid var(--line-contour);
  color: var(--text-primary);
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius);
  margin-bottom: 2rem;
}

.search-input:focus {
  outline: none;
  border-color: var(--cyan);
}

.search-input::placeholder {
  color: var(--text-muted);
}

/* ---------- Project grid / cards ---------- */

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--gap);
}

.project-card {
  background: var(--bg-panel);
  border: 1px solid var(--line-contour);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.project-card:hover {
  border-color: var(--cyan-dim);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-category {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--amber);
  border: 1px solid var(--amber-dim);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius);
}

.card-title {
  font-size: 1.1rem;
  color: var(--text-primary);
}

.card-description {
  font-size: 0.88rem;
  color: var(--text-secondary);
  flex-grow: 1;
}

.card-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tool-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  background: var(--bg-panel-raised);
  border: 1px solid var(--line-contour);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius);
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line-contour);
  padding-top: 0.75rem;
  font-size: 0.8rem;
}

.card-location {
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.card-links {
  display: flex;
  gap: 0.75rem;
}

.card-link {
  text-decoration: none;
  color: var(--cyan);
  font-size: 0.8rem;
}

.card-link--todo {
  color: var(--text-muted);
  font-style: italic;
}

.empty-state {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  grid-column: 1 / -1;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line-contour);
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer a {
  color: var(--text-secondary);
  margin-right: 1rem;
  text-decoration: none;
}

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

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  .site-nav a {
    margin-left: 0;
    margin-right: 1rem;
  }
  .hero h1 {
    font-size: 1.9rem;
  }
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

.content-section {
  padding: 5rem 2rem;
  border-top: 1px solid var(--line-contour);
}

.section-inner {
  width: min(1100px, 100%);
  margin: 0 auto;
}

.section-eyebrow {
  margin: 0 0 0.75rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.content-section .section-heading {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3rem);
}

.section-copy {
  max-width: 700px;
  margin-bottom: 0 0 2rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line-contour);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    transform 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  border-color: var(--amber);
  background: var(--amber);
  color: var(--bg-base);
}

.button-secondary {
  background: #var(var(--bg-panel-raised));
  color: var(--text-primary);
}

.button-secondary:hover {
  border-color: var(--cyan);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.service-card {
  padding: 1.5rem;
  border: 1px solid var(--line-contour);
  border-radius: var(--radius);
  background: var(--bg-panel);
}

.service-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.service-card p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.65;
}

@media (max-width: 700px) {
  .content-section {
    padding: 3.5rem 1rem;
  }

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

  .site-nav {
    gap: 0.75rem;
    font-size: 0.8rem;
  }
}