/* ── Reset & Tokens ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink:    #0d0d0d;
  --paper:  #f4f0e8;
  --cream:  #ece7d8;
  --accent: #c84b2f;
  --accent2:#2f6bc8;
  --purple: #6b3fa0;
  --purple-light: #9b6dd1;
  --mid:    #6b6456;
  --light:  #b5ad9e;

  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Lora', Georgia, serif;
  --font-mono:    'JetBrains Mono', monospace;

  --max: 1200px;
  --gap: clamp(1.5rem, 4vw, 3rem);
}

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.7;
  overflow-x: hidden;
}

/* grain overlay */
.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* ── Header ──────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--gap);
  background: rgba(244, 240, 232, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cream);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  color: var(--purple);
}

.nav-pills {
  display: flex;
  gap: 0.25rem;
}

.nav-pills a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-decoration: none;
  color: var(--mid);
  padding: 0.35rem 0.75rem;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: all 0.2s;
  letter-spacing: 0.04em;
}

.nav-pills a:hover {
  color: var(--ink);
  border-color: var(--light);
  background: var(--cream);
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(5rem, 12vw, 9rem) var(--gap) clamp(4rem, 8vw, 7rem);
  position: relative;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--purple);
  border: 1px solid var(--purple);
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  animation: fadeUp 0.6s ease both;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 14vw, 12rem);
  line-height: 0.92;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin-bottom: 1.5rem;
}

.hero-title .line { display: block; }
.line-1 { animation: fadeUp 0.7s 0.1s ease both; }
.line-2 {
  color: transparent;
  -webkit-text-stroke: 2px var(--ink);
  animation: fadeUp 0.7s 0.2s ease both;
}

.hero-sub {
  margin-bottom: 1.5rem;
  animation: fadeUp 0.7s 0.3s ease both;
}

.role-tag {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--mid);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-desc {
  max-width: 52ch;
  color: var(--mid);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 2rem;
  animation: fadeUp 0.7s 0.4s ease both;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--light);
  animation: fadeUp 0.7s 0.5s ease both;
}

/* ── Stats Bar ───────────────────────────────────────────── */
.stats-bar {
  background: var(--ink);
  color: var(--paper);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat {
  padding: 2.5rem var(--gap);
  border-right: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.stat:last-child { border-right: none; }

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--purple-light);
  line-height: 1;
}

.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light);
  margin-top: 0.5rem;
}

/* ── Sections ────────────────────────────────────────────── */
section:not(.stats-bar):not(.hero) {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) var(--gap);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--purple);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1;
  color: var(--ink);
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

/* ── Expertise Grid ──────────────────────────────────────── */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--cream);
  border: 1px solid var(--cream);
}

.card {
  background: var(--paper);
  padding: 2rem 1.75rem;
  transition: background 0.25s;
}

.card:hover { background: var(--cream); }

.card--large {
  grid-column: span 1;
}

.card-icon {
  font-size: 1.5rem;
  color: var(--purple);
  margin-bottom: 1rem;
  line-height: 1;
}

.card h3 {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 0.6rem;
}

.card p {
  font-size: 0.9rem;
  color: var(--mid);
  line-height: 1.65;
}

/* ── Timeline ────────────────────────────────────────────── */
.timeline { background: transparent; }

.timeline-track {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 2px solid var(--cream);
  margin-left: 1rem;
}

.timeline-item {
  display: flex;
  gap: 2rem;
  padding: 1.5rem 0 1.5rem 2rem;
  position: relative;
  border-bottom: 1px solid var(--cream);
  transition: padding-left 0.2s;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -0.45rem;
  top: 1.9rem;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--light);
  transition: border-color 0.2s, background 0.2s;
}

.timeline-item:hover::before {
  border-color: var(--accent);
  background: var(--accent);
}

.tl-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--light);
  min-width: 120px;
  padding-top: 0.15rem;
  letter-spacing: 0.04em;
}

.tl-company {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--purple);
  margin-bottom: 0.2rem;
}

.tl-role {
  font-size: 1rem;
  color: var(--ink);
  font-weight: 500;
}

/* ── Credentials ─────────────────────────────────────────── */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background: var(--cream);
  border: 1px solid var(--cream);
}

.cert-card {
  background: var(--paper);
  padding: 1.25rem 1.5rem;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease, background 0.2s;
}

.cert-card.visible {
  opacity: 1;
  transform: none;
}

.cert-card:hover { background: var(--cream); }

.cert-name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.3rem;
  line-height: 1.4;
}

.cert-issuer {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--light);
  letter-spacing: 0.04em;
}

.cert-date {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--purple);
  margin-top: 0.5rem;
}

/* ── Contact ─────────────────────────────────────────────── */
.contact {
  background: var(--ink) !important;
  max-width: 100% !important;
  padding: clamp(5rem, 10vw, 8rem) var(--gap) !important;
}

.contact-inner {
  max-width: var(--max);
  margin: 0 auto;
}

.contact .section-label { color: var(--purple-light); }

.contact .section-title {
  color: var(--paper);
}

.contact-desc {
  color: var(--light);
  max-width: 48ch;
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.25);
  padding: 1rem 2rem;
  transition: all 0.25s;
}

.cta-btn:hover {
  background: var(--purple);
  border-color: var(--purple);
  gap: 1.25rem;
}

.btn-arrow { font-size: 1rem; }

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  background: var(--ink);
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  padding: 1.25rem var(--gap);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #444;
  letter-spacing: 0.06em;
}

/* ── Animations ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .expertise-grid { grid-template-columns: 1fr; }
  .nav-pills { display: none; }
  .timeline-item { flex-direction: column; gap: 0.4rem; }
  .tl-date { min-width: unset; }
}