/* ============================================================
   Mecha LLC — shared stylesheet
   Tokens -> base -> layout -> components -> features.
   ============================================================ */

:root {
  --bg: #0f1115;
  --bg-elev: #141821;
  --fg: #eaeaea;
  --fg-muted: #9fb1c5;
  --fg-subtle: #8aa0b8;
  --accent: #3b82f6;
  --accent-dim: #7aa4d6;
  --border: #1f2833;
  --border-strong: #2a3340;

  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  --page-max: 1040px;
  --page-pad: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover { color: var(--accent-dim); }

img { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }

p { margin: 0; }

/* Page shell */
.page {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 var(--page-pad);
}

/* Eyebrow labels */
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent-dim);
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* Muted subtitle below hero */
.subhead {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.6;
  max-width: 560px;
  margin-top: 16px;
}

/* ==========================================================
   Top nav
   ========================================================== */
.site-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 48px;
}

.site-nav .brand {
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--fg-subtle);
  font-weight: 600;
}

.site-nav .links {
  display: flex;
  gap: 22px;
  font-size: 13px;
  color: var(--fg-muted);
}

.site-nav .links a {
  position: relative;
  padding-bottom: 2px;
}

.site-nav .links a.active {
  color: var(--fg);
  border-bottom: 1px solid var(--accent);
}

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

/* ==========================================================
   Footer + contact section
   ========================================================== */
.contact-section {
  margin-top: 72px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.contact-section h2 {
  font-size: 22px;
}

.contact-section .contact-rows {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 560px;
}

.contact-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-row .label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--accent-dim);
  text-transform: uppercase;
}

.contact-row .value {
  font-size: 15px;
  color: var(--fg);
}

.site-footer {
  margin-top: 56px;
  padding: 24px 0 40px;
  font-size: 12px;
  color: var(--fg-subtle);
  border-top: 1px solid var(--border);
}

@media (max-width: 640px) {
  .contact-section .contact-rows { grid-template-columns: 1fr; }
}

/* ==========================================================
   Hero
   ========================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 8px 0 48px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: -40px 0 0 0;
  background: radial-gradient(700px 260px at 78% 0%, rgba(120, 170, 255, 0.20), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.hero > * { position: relative; z-index: 1; }

.hero h1 {
  font-size: clamp(28px, 4.5vw, 40px);
  line-height: 1.12;
  max-width: 680px;
}

/* ==========================================================
   Buttons
   ========================================================== */
.btn-row {
  display: flex;
  gap: 10px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  padding: 11px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: #5a95f5; color: #fff; }

.btn-secondary {
  border-color: var(--border-strong);
  color: var(--fg);
}
.btn-secondary:hover { border-color: var(--accent-dim); color: var(--fg); }

/* ==========================================================
   Focus indicators (WCAG 2.4.7)
   ========================================================== */
.site-nav .links a:focus-visible,
.btn:focus-visible,
.card:focus-visible {
  outline: 2px solid var(--accent-dim);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ==========================================================
   Cards (generic)
   ========================================================== */
.card {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
}

.card .card-eyebrow {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--accent-dim);
}

.card h3 {
  font-size: 15px;
  margin-top: 8px;
}

.card p {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 6px;
  line-height: 1.5;
}

/* Home teaser grid */
.teaser-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  max-width: 720px;
}

@media (max-width: 640px) {
  .teaser-grid { grid-template-columns: 1fr; }
}

/* ==========================================================
   Consulting page
   ========================================================== */
.service-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

@media (max-width: 780px) {
  .service-grid { grid-template-columns: 1fr; }
}

.engagement-blurb {
  margin-top: 36px;
  padding: 18px;
  border-left: 2px solid var(--accent);
  background: rgba(59, 130, 246, 0.05);
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.55;
  max-width: 720px;
}

/* ==========================================================
   Software page
   ========================================================== */
.app-list {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  max-width: 820px;
}

.app-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 16px;
  align-items: center;
  position: relative;
}

.app-card .icon {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  object-fit: cover;
  background: #1a2030;
}

.app-card .title-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.app-card h3 { font-size: 16px; font-weight: 600; }

.app-card .pill {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--accent);
  border: 1px solid #2a3e5c;
  padding: 2px 7px;
  border-radius: 3px;
  text-transform: uppercase;
}

.app-card p.description {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 6px;
  line-height: 1.5;
}

.app-card .status {
  font-size: 11px;
  color: var(--accent-dim);
  margin-top: 6px;
}

.app-card .repo-link {
  font-size: 11px;
  padding: 5px 10px;
  border: 1px solid var(--border-strong);
  color: var(--fg);
  border-radius: 4px;
  white-space: nowrap;
}

.app-card .repo-link:hover { border-color: var(--accent-dim); }

@media (max-width: 640px) {
  .app-card { grid-template-columns: 48px 1fr; }
  .app-card .icon { width: 48px; height: 48px; }
  .app-card .repo-link { grid-column: 2; justify-self: start; }
}

/* Phone SVG — inherits color from the surrounding .value */
[data-phone] svg { color: var(--fg); }
[data-phone] svg:hover { color: var(--accent-dim); }
[data-phone] svg:focus-visible { outline: 1px solid var(--accent); outline-offset: 2px; border-radius: 2px; }

/* ==========================================================
   Format ticker (home only)
   ========================================================== */
.ticker {
  margin-top: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--fg-muted);
}

.ticker .label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--accent-dim);
  text-transform: uppercase;
}

.ticker .box {
  display: inline-block;
  width: 8.5ch;
  height: 2.2em;
  overflow: hidden;
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 0 0.6em;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-align: center;
}

.ticker .track {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.ticker .track > div {
  height: 2.2em;
  line-height: 2.2em;
  flex-shrink: 0;
}

.ticker .badge {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--accent-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ==========================================================
   Scroll fade-ins
   ========================================================== */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 400ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 400ms cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================
   Cursor-proximity edge light on cards
   ========================================================== */
.card,
.app-card {
  --mx: 50%;
  --my: 50%;
  --glow: 0;
}

.card::before,
.app-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: radial-gradient(
    420px circle at var(--mx) var(--my),
    rgba(122, 164, 214, calc(var(--glow) * 0.55)),
    transparent 45%
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
  transition: opacity 120ms ease;
}

@media (prefers-reduced-motion: reduce) {
  .card::before, .app-card::before { display: none; }
}

@media (pointer: coarse) {
  .card::before, .app-card::before { display: none; }
}