/* ─────────────────────────────────────────
   Alex Camacho — Personal Site
   QX1 Pearl White tri-coat design language
   Ground → Surface → Pearl
───────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --ground:       #1A1A1C;
  --surface:      #242428;
  --surface-2:    #2E2E33;
  --pearl:        #F0EBE3;
  --pearl-dim:    #C8C2BA;
  --muted:        #9A9590;
  --amber:        #C8A96E;
  --border:       #38383C;
  --border-sub:   #2A2A2E;

  --font:         'Plus Jakarta Sans', system-ui, sans-serif;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3rem;
  --text-5xl:  4rem;
  --text-6xl:  5.5rem;

  --nav-h: 68px;
  --max-w: 1100px;
  --max-w-text: 720px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--pearl);
  background: var(--ground);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Layout ─────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.container--text {
  max-width: var(--max-w-text);
}

section {
  padding: 6rem 0;
}

section.alt {
  background: var(--surface);
}

/* ── QX1 top accent ─────────────────────── */
body::before {
  content: '';
  display: block;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--amber) 0%, #E8C88A 50%, var(--amber) 100%);
  z-index: 1000;
}

/* ── Navigation ─────────────────────────── */

nav {
  position: fixed;
  top: 3px;
  left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(26, 26, 28, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-sub);
  z-index: 900;
  display: flex;
  align-items: center;
}

.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--pearl);
  letter-spacing: -0.01em;
  transition: color 0.2s;
}
.nav-brand:hover { color: var(--amber); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--pearl); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--pearl);
  transition: all 0.3s;
}

/* ── Scroll reveal ──────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ── Page offset for fixed nav ──────────── */

.page-body {
  padding-top: calc(var(--nav-h) + 3px);
}

/* ── Hero ───────────────────────────────── */

.hero {
  min-height: calc(100vh - var(--nav-h) - 3px);
  display: flex;
  align-items: center;
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

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

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.hero-eyebrow {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--amber);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--pearl);
  max-width: 16ch;
  margin-bottom: 1.5rem;
}

.hero-headline em {
  font-style: normal;
  color: var(--amber);
}

.hero-subline {
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--pearl-dim);
  max-width: 52ch;
  margin-bottom: 3rem;
  line-height: 1.5;
  text-shadow: 0 0 20px rgba(26,26,28,0.95), 0 1px 4px rgba(26,26,28,1);
}

.hero-anchors {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 3rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border);
}

.hero-anchors span {
  font-size: var(--text-sm);
  color: var(--pearl-dim);
  font-weight: 400;
  text-shadow: 0 0 16px rgba(26,26,28,0.95), 0 1px 3px rgba(26,26,28,1);
}

.cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 4px;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--amber);
  color: var(--ground);
}
.btn-primary:hover {
  background: #D4B47A;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--pearl);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--pearl);
  transform: translateY(-1px);
}

/* ── Identity section ───────────────────── */

.identity {
  padding: 6rem 0;
}

.identity-text {
  font-size: var(--text-lg);
  font-weight: 300;
  color: var(--pearl-dim);
  line-height: 1.8;
  max-width: var(--max-w-text);
}

.identity-text strong {
  color: var(--pearl);
  font-weight: 600;
}

/* ── Page hero (inner pages) ─────────────── */

.page-hero {
  min-height: 75vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-sub);
}

.page-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

/* ── Page header label/title (within page-hero) ── */

.page-header-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--amber);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.page-header h1 {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

.page-header p {
  font-size: var(--text-lg);
  color: var(--pearl-dim);
  max-width: 60ch;
  font-weight: 300;
  line-height: 1.6;
  text-shadow: 0 0 20px rgba(26,26,28,0.95), 0 1px 4px rgba(26,26,28,1);
}

/* ── Section label ──────────────────────── */

.section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
  max-width: 80px;
}

/* ── Journey timeline ───────────────────── */

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.stop {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 0 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border-sub);
  position: relative;
}

.stop:last-child { border-bottom: none; }

.stop-number {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.08em;
  padding-top: 0.2rem;
}

.stop-content {}

.stop-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.stop-period {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.stop-org {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--pearl);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 0.25rem;
}

.stop-role {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.stop-surface {
  font-size: var(--text-sm);
  color: var(--muted);
  margin-bottom: 1rem;
  font-style: italic;
}

.stop-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.stop-divider::after {
  content: '';
  height: 1px;
  width: 40px;
  background: var(--border);
}

.stop-learning {
  font-size: var(--text-base);
  color: var(--pearl-dim);
  line-height: 1.8;
  font-weight: 300;
}

/* ── Timeline phase labels ──────────────── */

.timeline-phase {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 3rem 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.timeline-phase::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--amber);
  flex-shrink: 0;
}
.timeline-phase::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-sub);
}

/* ── Foundation stop (compressed early career) ── */

.stop-foundation {
  background: var(--surface);
  border-radius: 2px;
  padding: 2.5rem;
  margin-bottom: 0;
  border-bottom: 1px solid var(--border-sub);
}

.stop-foundation .stop-org {
  font-size: var(--text-xl);
  color: var(--pearl-dim);
}

.stop-foundation .stop-role {
  color: var(--muted);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
}

/* ── Capability pillars ─────────────────── */

.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-sub);
  border: 1px solid var(--border-sub);
}

.pillar {
  background: var(--ground);
  padding: 3rem;
}

.pillar-num {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
}

.pillar h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--pearl);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.pillar p {
  font-size: var(--text-base);
  color: var(--pearl-dim);
  line-height: 1.8;
  font-weight: 300;
}

/* ── Systems cards ──────────────────────── */

.systems-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-sub);
  border: 1px solid var(--border-sub);
}

.system-card {
  background: var(--ground);
  padding: 3rem;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 3rem;
  align-items: start;
}

.system-label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.4;
  padding-top: 0.2rem;
}

.system-body h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--pearl);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.system-body p {
  font-size: var(--text-base);
  color: var(--pearl-dim);
  line-height: 1.8;
  font-weight: 300;
}

/* ── System status badge ────────────────── */

.system-status {
  display: block;
  width: fit-content;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
  margin-top: 0.6rem;
}

.system-status--live {
  color: var(--amber);
  background: rgba(200, 169, 110, 0.1);
  border: 1px solid rgba(200, 169, 110, 0.3);
}

.system-status--active {
  color: var(--muted);
  background: rgba(154, 149, 144, 0.08);
  border: 1px solid rgba(154, 149, 144, 0.25);
}

/* ── Project takeaway line ──────────────── */

.project-takeaway {
  font-size: var(--text-sm);
  color: var(--amber);
  font-weight: 500;
  font-style: italic;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-sub);
  line-height: 1.6;
}

/* ── Connect ────────────────────────────── */

.open-to {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 3rem 0;
  border: 1px solid var(--border-sub);
}

.open-item {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-sub);
  font-size: var(--text-base);
  color: var(--pearl-dim);
  font-weight: 300;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.open-item:last-child { border-bottom: none; }

.open-item::before {
  content: '—';
  color: var(--amber);
  font-weight: 600;
  flex-shrink: 0;
  margin-top: 0.05em;
}

.connect-closing {
  font-size: var(--text-lg);
  color: var(--pearl);
  font-weight: 300;
  line-height: 1.8;
  max-width: 55ch;
  margin: 3rem 0;
  padding-left: 1.5rem;
  border-left: 2px solid var(--amber);
}

.connect-action {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.connect-email {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--pearl);
  border-bottom: 1px solid var(--amber);
  padding-bottom: 2px;
  transition: color 0.2s;
}
.connect-email:hover { color: var(--amber); }

/* ── Footer ─────────────────────────────── */

footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-sub);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--pearl);
}

.footer-note {
  font-size: var(--text-xs);
  color: var(--muted);
}

/* ── Responsive ─────────────────────────── */

@media (max-width: 768px) {
  :root { --nav-h: 60px; }

  .nav-links {
    display: none;
    position: fixed;
    top: calc(var(--nav-h) + 3px);
    left: 0; right: 0;
    background: var(--ground);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }

  .hero-headline { font-size: var(--text-3xl); }
  .hero-subline  { font-size: var(--text-base); }

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

  .system-card {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .pillar { padding: 2rem; }

  section { padding: 4rem 0; }
  .page-hero { min-height: 58vh; padding: 4rem 0 3rem; }

  /* Journey timeline — collapse to single column */
  .stop {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 2rem 0;
  }

  .stop-number {
    font-size: var(--text-sm);
    padding-bottom: 0.5rem;
    padding-top: 0;
  }

  .stop-foundation {
    padding: 1.75rem;
  }

  .timeline-phase {
    padding: 2rem 0 1rem;
  }

  .stop-org {
    font-size: var(--text-xl);
  }

  footer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}