/* ---------- Reset & base ---------- */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: #d4d4d8;
  background: #0a0a0b;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.mono {
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", "Menlo", "Consolas", monospace;
}

.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 80px 24px 120px;
}

a {
  color: #60a5fa;
  text-decoration: none;
  border-bottom: 1px solid rgba(96, 165, 250, 0.3);
  transition: border-color 0.15s ease;
}

a:hover {
  border-bottom-color: #60a5fa;
}

/* ---------- Accent colour ---------- */

.accent {
  color: #60a5fa;
}

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

.hero {
  margin-bottom: 80px;
}

.kicker {
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #71717a;
  margin: 0 0 16px;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: #fafafa;
  font-weight: 700;
}

.lead {
  font-size: 19px;
  line-height: 1.6;
  color: #a1a1aa;
  margin: 0 0 32px;
  max-width: 640px;
}

/* ---------- Status strip ---------- */

.status-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  font-size: 13px;
  color: #a1a1aa;
  padding: 14px 18px;
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 8px;
  width: fit-content;
  max-width: 100%;
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: middle;
}

.dot.ok {
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
  animation: pulse 2s ease-in-out infinite;
}

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

/* ---------- Block sections ---------- */

.block {
  margin-bottom: 72px;
}

.block h2 {
  font-size: 13px;
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #71717a;
  margin: 0 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid #27272a;
  font-weight: 600;
}

.block h3 {
  font-size: 18px;
  color: #fafafa;
  margin: 0 0 8px;
  font-weight: 600;
}

.muted {
  color: #a1a1aa;
}

.small {
  font-size: 14px;
}

/* ---------- Architecture diagram ---------- */

.diagram-wrap {
  margin-top: 24px;
  padding: 24px;
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 10px;
}

.diagram-wrap img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- Table ---------- */

.table-wrap {
  margin-top: 16px;
  overflow-x: auto;
  border: 1px solid #27272a;
  border-radius: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

th, td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid #27272a;
}

th {
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #71717a;
  font-weight: 600;
  background: #18181b;
}

tbody tr {
  transition: background 0.15s ease;
}

tbody tr:hover {
  background: #161618;
}

tbody tr:last-child td {
  border-bottom: none;
}

td {
  color: #d4d4d8;
}

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid;
  font-weight: 500;
  vertical-align: middle;
}

.badge.yes {
  color: #4ade80;
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.3);
}

.badge.no {
  color: #71717a;
  background: rgba(113, 113, 122, 0.08);
  border-color: rgba(113, 113, 122, 0.3);
}

.badge.pending {
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.08);
  border-color: rgba(251, 191, 36, 0.3);
}

.badge.progress {
  color: #60a5fa;
  background: rgba(96, 165, 250, 0.08);
  border-color: rgba(96, 165, 250, 0.3);
}

.badge.fail {
  color: #f87171;
  background: rgba(248, 113, 113, 0.08);
  border-color: rgba(248, 113, 113, 0.3);
}

/* ---------- Lists ---------- */

.cert-list,
.project-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cert-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 8px;
  margin-bottom: 10px;
  color: #d4d4d8;
}

.project-list li {
  padding: 20px;
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 10px;
  margin-bottom: 14px;
}

.project-list h3 {
  display: flex;
  align-items: center;
  gap: 10px;
}

.project-list p {
  margin: 8px 0 0;
  color: #a1a1aa;
  font-size: 15px;
}

.project-list .links {
  margin-top: 12px;
}

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

footer {
  margin-top: 100px;
  padding-top: 32px;
  border-top: 1px solid #27272a;
}

.counter-line {
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  font-size: 14px;
  color: #a1a1aa;
  margin: 0 0 16px;
}

.counter-line .accent {
  font-size: 16px;
  font-weight: 600;
}

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

@media (max-width: 640px) {
  .container {
    padding: 48px 20px 80px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .lead {
    font-size: 17px;
  }

  th, td {
    padding: 12px 14px;
    font-size: 14px;
  }

  .status-strip {
    font-size: 12px;
    gap: 12px;
  }
}

/* ---------- Contact form ---------- */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
  max-width: 560px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-form label span {
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #71717a;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 6px;
  padding: 10px 12px;
  color: #fafafa;
  font-family: inherit;
  font-size: 15px;
  line-height: 1.5;
  transition: border-color 0.15s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #60a5fa;
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form button {
  background: #60a5fa;
  color: #0a0a0b;
  border: none;
  border-radius: 6px;
  padding: 12px 20px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  align-self: flex-start;
  transition: background 0.15s ease, transform 0.05s ease;
}

.contact-form button:hover:not(:disabled) {
  background: #93c5fd;
}

.contact-form button:active:not(:disabled) {
  transform: translateY(1px);
}

.contact-form button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.contact-status {
  min-height: 1.4em;
  margin: 4px 0 0;
}