/* ============================================================
   SECTIONS.CSS — All main page section styles.
   Each section is clearly labelled.
============================================================ */

/* ============================================================
   HERO
============================================================ */
#hero {
  /* Extra top padding clears the 62px fixed nav */
  padding: 148px 0 88px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

/* Very subtle grid pattern — texture without color noise */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.45;
  pointer-events: none;
}

/* Fade the grid out at the bottom so it doesn't bleed into the next section */
#hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 120px;
  background: linear-gradient(transparent, var(--bg));
  pointer-events: none;
}

.hero-inner {
  position: relative; /* sit above the grid pseudo-elements */
  z-index: 1;
}

/* Status badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: var(--bg-off);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  margin-bottom: 24px;
}

/* Animated dot indicating "active project" */
.hero-badge .pulse-dot {
  width: 6px;
  height: 6px;
  background: var(--indigo);
  border-radius: 50%;
  flex-shrink: 0;
  animation: heroPulse 2.2s ease-in-out infinite;
}

@keyframes heroPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.3; transform: scale(0.65); }
}

/* Main headline: indigo only on the accent word */
.hero-title {
  margin-bottom: 20px;
  max-width: 780px;
}
.hero-title .accent {
  color: var(--indigo);
}

.hero-subtitle {
  font-size: clamp(0.98rem, 2vw, 1.12rem);
  max-width: 520px;
  margin-bottom: 36px;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 52px;
}

/* Tech stack pill strip */
.hero-stack {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.hero-stack-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stack-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  background: var(--bg-off);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  transition: border-color var(--t), color var(--t);
}
.stack-pill:hover {
  border-color: var(--indigo-border);
  color: var(--indigo);
}

@media (max-width: 640px) {
  #hero { padding: 116px 0 64px; }
  .hero-actions { flex-direction: column; }
  .btn-primary,
  .btn-secondary { width: 100%; justify-content: center; }
}


/* ============================================================
   FEATURES
============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(268px, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t), transform 0.22s var(--ease), box-shadow 0.22s;
}
.feature-card:hover {
  border-color: var(--indigo-border);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

/* Icon box — indigo icon on near-white background */
.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--bg-off);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--indigo);      /* icon is indigo */
  margin-bottom: 18px;
}
.feature-icon [data-feather] { width: 18px; height: 18px; }

.feature-card h3 {
  margin-bottom: 8px;
  font-size: 0.98rem;
}
.feature-card p {
  font-size: 0.875rem;
  line-height: 1.7;
}


/* ============================================================
   API ENDPOINTS
============================================================ */
.api-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: start;
}

.endpoint-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.endpoint-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--t), transform 0.18s var(--ease);
  cursor: default;
}
.endpoint-item:hover {
  border-color: var(--indigo-border);
  transform: translateX(3px);
}

/* HTTP method badge */
.method-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  min-width: 42px;
  text-align: center;
}
.method-get    { background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0; }
.method-post   { background: var(--indigo-faint); color: var(--indigo); border: 1px solid var(--indigo-border); }
.method-put    { background: #fffbeb; color: #d97706; border: 1px solid #fde68a; }
.method-delete { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }

.endpoint-path {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-primary);
  flex: 1;
}
.endpoint-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Code panel — sticky beside the endpoint list on desktop */
.code-panel {
  position: sticky;
  top: 82px;
}

.code-block {
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Fake terminal titlebar */
.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-off);
  border-bottom: 1px solid var(--border);
}
.code-dots { display: flex; gap: 5px; }
.code-dots span {
  width: 9px; height: 9px;
  border-radius: 50%;
}
.code-dots span:nth-child(1) { background: #ff5f57; }
.code-dots span:nth-child(2) { background: #febc2e; }
.code-dots span:nth-child(3) { background: #28c840; }

.code-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.code-body {
  padding: 22px;
  overflow-x: auto;
}
.code-body pre {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.9;
  color: var(--text-secondary);
  white-space: pre;
}

/* Inline colour tokens for the hand-written code snippet */
.tok-key    { color: var(--indigo); }
.tok-str    { color: #16a34a; }
.tok-num    { color: #d97706; }
.tok-dim    { color: var(--text-muted); }

@media (max-width: 860px) {
  .api-layout { grid-template-columns: 1fr; }
  .code-panel { position: static; }
}


/* ============================================================
   ARCHITECTURE
============================================================ */
.arch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.arch-card {
  padding: 22px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t), transform 0.2s var(--ease);
}
.arch-card:hover {
  border-color: var(--indigo-border);
  transform: translateY(-3px);
}

.arch-number {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--indigo);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.arch-card h3 { margin-bottom: 7px; font-size: 0.95rem; }
.arch-card p  { font-size: 0.865rem; line-height: 1.65; }


/* ============================================================
   ROADMAP
============================================================ */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.roadmap-item {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--t);
}
.roadmap-item:hover { border-color: var(--indigo-border); }

/* Status dot */
.r-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}
.r-dot.in-progress { background: var(--indigo); }
.r-dot.planned     { background: var(--border-dark); }
.r-dot.done        { background: var(--green); }

.roadmap-item h4 { font-size: 0.875rem; margin-bottom: 3px; }
.roadmap-item p  { font-size: 0.82rem; }


/* ============================================================
   TESTING
============================================================ */
.testing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.test-card {
  padding: 22px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t), transform 0.2s var(--ease);
}
.test-card:hover {
  border-color: var(--indigo-border);
  transform: translateY(-2px);
}

/* Status badge above title */
.test-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 2px 9px;
  border-radius: 100px;
  margin-bottom: 13px;
}
.badge-passing { background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0; }
.badge-wip     { background: var(--indigo-faint); color: var(--indigo); border: 1px solid var(--indigo-border); }
.badge-planned { background: var(--bg-off); color: var(--text-muted); border: 1px solid var(--border); }

.test-card h3 { font-size: 0.95rem; margin-bottom: 7px; }
.test-card p  { font-size: 0.865rem; line-height: 1.65; }


/* ============================================================
   GETTING STARTED
============================================================ */
.steps {
  display: flex;
  flex-direction: column;
}

.step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 22px;
  padding-bottom: 36px;
  position: relative;
}

/* Vertical connector line between steps */
.step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 21px;            /* centre of the 44px column */
  top: 44px;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.step-num {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--indigo);
  font-weight: 500;
  flex-shrink: 0;
  background: var(--bg);
  position: relative;
  z-index: 1;
}

.step-body { padding-top: 8px; }
.step-body h3 { font-size: 1rem; margin-bottom: 6px; }
.step-body p  { font-size: 0.9rem; margin-bottom: 12px; }

/* Command block */
.cmd-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-primary);
  overflow-x: auto;
}
.cmd-block .prompt {
  color: var(--indigo);
  margin-right: 5px;
  user-select: none;
}

/* Copy button inside cmd block */
.copy-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  background: var(--bg);
  white-space: nowrap;
  flex-shrink: 0;
  transition: color var(--t), border-color var(--t);
}
.copy-btn:hover {
  color: var(--indigo);
  border-color: var(--indigo-border);
}
.copy-btn [data-feather] { width: 11px; height: 11px; }

@media (max-width: 520px) {
  .step { grid-template-columns: 36px 1fr; gap: 14px; }
  .step-num { width: 36px; height: 36px; font-size: 0.72rem; }
  .step:not(:last-child)::after { left: 17px; }
}


/* ============================================================
   CTA BANNER
============================================================ */
#cta {
  background: var(--text-primary);   /* solid black */
  padding: 80px 0;
}

.cta-inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.cta-inner h2 {
  color: #fff;
  margin-bottom: 14px;
}

.cta-inner p {
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
  font-size: 1rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* Override buttons for dark background */
#cta .btn-primary {
  background: var(--indigo);
  color: #fff;
}
#cta .btn-primary:hover {
  background: var(--indigo-hover);
}

#cta .btn-secondary {
  border-color: rgba(255,255,255,0.25);
  color: #fff;
}
#cta .btn-secondary:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255,255,255,0.08);
}