/* ============================================================
   Abimbola Ayomide Samuel — Portfolio Stylesheet
   style.css
   ============================================================ */

:root {
  --bg: #050D1A;
  --bg2: #091525;
  --bg3: #0D1F35;
  --cyan: #00E5FF;
  --cyan-dim: rgba(0,229,255,0.15);
  --cyan-glow: rgba(0,229,255,0.4);
  --white: #F0F4FF;
  --muted: #7A8FA8;
  --border: rgba(0,229,255,0.12);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* GRID BACKGROUND */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 4rem;
  background: rgba(5,13,26,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--cyan);
  letter-spacing: 0.05em;
}
.nav-logo span { color: var(--muted); }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--cyan); }

/* SECTIONS */
section { position: relative; z-index: 1; }

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 4rem 4rem;
  max-width: 1100px;
  margin: 0 auto;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.hero-eyebrow::before {
  content: '';
  width: 32px; height: 1px;
  background: var(--cyan);
}
.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
  color: var(--white);
}
.hero-name .accent { color: var(--cyan); }
.hero-terminal {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  color: var(--muted);
  margin-bottom: 2.5rem;
  min-height: 2em;
}
.hero-terminal .typed { color: var(--white); }
.cursor {
  display: inline-block;
  width: 2px; height: 1.1em;
  background: var(--cyan);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
  box-shadow: 0 0 8px var(--cyan);
}
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 3rem;
}
.hero-desc strong { color: var(--white); font-weight: 500; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-primary {
  padding: 0.85rem 2rem;
  background: var(--cyan);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 0 24px var(--cyan-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 40px var(--cyan-glow); }
.btn-outline {
  padding: 0.85rem 2rem;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--cyan);
  transition: all 0.2s;
}
.btn-outline:hover { background: var(--cyan-dim); }

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--cyan);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ── SECTION LAYOUT ── */
.sec-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 6rem 4rem;
}
.sec-header {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 3.5rem;
}
.sec-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: var(--cyan-dim);
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
}
.sec-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ── ABOUT ── */
#about { background: var(--bg2); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-text p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1.2rem;
  font-size: 1rem;
}
.about-text p strong { color: var(--white); font-weight: 500; }
.about-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 2rem;
}
.about-card-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}
.about-item {
  display: flex;
  justify-content: space-between;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(0,229,255,0.05);
  font-size: 0.9rem;
}
.about-item:last-child { border-bottom: none; }
.about-item-key { color: var(--muted); font-family: var(--font-mono); font-size: 0.78rem; }
.about-item-val { color: var(--white); font-weight: 500; text-align: right; }

/* ── SKILLS ── */
#skills { background: var(--bg); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.skill-module {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}
.skill-module:hover { border-color: var(--cyan); transform: translateY(-4px); }
.skill-module-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.skill-module-name {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}
.skill-status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #00FF88;
  letter-spacing: 0.1em;
}
.skill-status::before {
  content: '●';
  margin-right: 4px;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
.skill-tags-wrap { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--white);
  letter-spacing: 0.04em;
}

/* ── PROJECTS ── */
#projects { background: var(--bg2); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.project-card {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 2rem;
  transition: border-color 0.25s, transform 0.25s;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: translateX(-100%);
  transition: transform 0.4s;
}
.project-card:hover::before { transform: translateX(0); }
.project-card:hover { border-color: rgba(0,229,255,0.3); transform: translateY(-5px); }
.project-type {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.project-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  color: var(--white);
}
.project-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}
.project-stack { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.5rem; }
.stack-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  background: var(--cyan-dim);
  border: 1px solid rgba(0,229,255,0.2);
  color: var(--cyan);
}
.project-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
  margin-right: 1rem;
}
.project-link:hover { border-color: var(--cyan); }
.project-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.project-featured .project-name { font-size: 1.7rem; }
.project-featured .project-desc { font-size: 1rem; }
.featured-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.6rem;
  background: var(--cyan);
  color: var(--bg);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}
.featured-visual {
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 2;
}
.featured-visual .line-green { color: #00FF88; }
.featured-visual .line-cyan { color: var(--cyan); }
.featured-visual .line-white { color: var(--white); }

/* ── LEADERSHIP ── */
#leadership { background: var(--bg); }
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0.5rem; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
}
.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.5s, transform 0.5s;
}
.timeline-item.visible { opacity: 1; transform: translateX(0); }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.4rem; top: 0.5rem;
  width: 8px; height: 8px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--cyan-glow);
}
.timeline-item:last-child { border-bottom: none; }
.tl-role {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.tl-org {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
  letter-spacing: 0.06em;
  margin-bottom: 0.8rem;
}
.tl-desc { font-size: 0.92rem; color: var(--muted); line-height: 1.75; }

/* ── CONTACT ── */
#contact { background: var(--bg2); }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.contact-text h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  line-height: 1.2;
}
.contact-text p { color: var(--muted); line-height: 1.8; font-size: 0.95rem; }
.contact-links { display: flex; flex-direction: column; gap: 1rem; margin-top: 2rem; }
.contact-link-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--white);
  transition: border-color 0.2s, transform 0.2s;
}
.contact-link-item:hover { border-color: var(--cyan); transform: translateX(4px); }
.contact-link-icon {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-width: 80px;
}
.contact-link-val { font-size: 0.9rem; color: var(--muted); }
.contact-form-note {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 2rem;
}
.contact-form-note h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--white);
}
.contact-form-note p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}
.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #00FF88;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(0,255,136,0.3);
  background: rgba(0,255,136,0.05);
}
.availability-badge::before {
  content: '●';
  animation: pulse 2s ease-in-out infinite;
}

/* ── FOOTER ── */
footer {
  text-align: center;
  padding: 2rem 4rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  position: relative;
  z-index: 1;
}
footer span { color: var(--cyan); }

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── MOBILE ── */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  #hero { padding: 7rem 1.5rem 3rem; }
  .sec-wrap { padding: 4rem 1.5rem; }
  .about-grid, .contact-inner, .project-featured { grid-template-columns: 1fr; }
  .project-featured { grid-column: auto; }
  .hero-stats { gap: 2rem; }
}