/* ============================================================
   Jonathan Rodriguez — Portfolio Stylesheet
   File: css/styles.css
   ============================================================ */

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

:root {
  --bg:        #070b14;
  --bg-2:      #0d1220;
  --bg-3:      #131929;
  --border:    #1e2a3d;
  --border-hi: #2a3d5a;
  --accent:    #00c8ff;
  --accent-2:  #8b5cf6;
  --accent-3:  #34d399;
  --text:      #e2e8f0;
  --muted:     #64748b;
  --muted-hi:  #94a3b8;
  --card-bg:   #0d1525;
  --font-head: 'Syne', sans-serif;
  --font-body: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── GRID BACKGROUND ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 5vw;
  background: rgba(7,11,20,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--muted-hi);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

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

/* ── SECTIONS ── */
section {
  position: relative;
  z-index: 1;
  padding: 6rem 5vw;
  max-width: 1100px;
  margin: 0 auto;
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 6rem;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-eyebrow::before {
  content: '';
  width: 28px; height: 1px;
  background: var(--accent);
}

h1.hero-name {
  font-family: var(--font-head);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, #e2e8f0 30%, #00c8ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--muted-hi);
  max-width: 600px;
  margin-bottom: 2.5rem;
  font-weight: 400;
  line-height: 1.75;
}

.hero-sub span {
  color: var(--accent);
  font-weight: 500;
}

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

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: #07111f;
  border: none;
  box-shadow: 0 0 24px rgba(0,200,255,0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(0,200,255,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-hi);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── HERO STATS ── */
.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-head);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.stat-num span { color: var(--accent); }

.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.3rem;
}

/* ── SECTION HEADER ── */
.section-header { margin-bottom: 3.5rem; }

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

h2.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
}

.section-title em {
  font-style: normal;
  color: var(--accent);
}

.section-desc {
  margin-top: 1rem;
  color: var(--muted-hi);
  max-width: 560px;
  font-size: 1rem;
}

/* ── ABOUT ── */
#about .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text p {
  color: var(--muted-hi);
  line-height: 1.85;
  margin-bottom: 1rem;
}

.about-text p strong {
  color: var(--text);
  font-weight: 600;
}

.about-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.detail-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  transition: border-color 0.2s;
}

.detail-card:hover { border-color: var(--border-hi); }

.detail-card .dc-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.3rem;
}

.detail-card .dc-value {
  font-weight: 500;
  color: var(--text);
  font-size: 0.95rem;
}

.detail-card .dc-badge {
  display: inline-block;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 10px;
  border-radius: 20px;
  background: rgba(0,200,255,0.1);
  color: var(--accent);
  border: 1px solid rgba(0,200,255,0.25);
}

/* ── SKILLS ── */
#skills .skills-categories {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.skill-category h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--muted-hi);
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
  cursor: default;
}

.skill-tag:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-2px);
}

.skill-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.skill-dot.purple { background: var(--accent-2); }
.skill-dot.green  { background: var(--accent-3); }

/* ── PROJECTS ── */
#projects .projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(460px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color 0.25s, transform 0.25s;
}

.project-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-4px);
}

.project-card.featured {
  border-color: rgba(0,200,255,0.3);
  background: linear-gradient(135deg, #0d1525 0%, #0a1628 100%);
}

.project-card.featured:hover {
  border-color: rgba(0,200,255,0.6);
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.project-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.icon-cyan   { background: rgba(0,200,255,0.12); }
.icon-purple { background: rgba(139,92,246,0.12); }
.icon-green  { background: rgba(52,211,153,0.12); }
.icon-amber  { background: rgba(251,191,36,0.12); }

.project-links {
  display: flex;
  gap: 0.5rem;
}

.proj-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.75rem;
  border-radius: 5px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--muted-hi);
  transition: border-color 0.2s, color 0.2s;
}

.proj-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.project-name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.project-type {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--muted-hi);
  line-height: 1.7;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}

.tech-pill {
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  background: rgba(255,255,255,0.05);
  color: var(--muted-hi);
  border: 1px solid var(--border);
}

/* ── CONTACT ── */
#contact { text-align: center; padding-bottom: 8rem; }

.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 3.5rem 2rem;
  max-width: 640px;
  margin: 0 auto;
}

.contact-email {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent);
  text-decoration: none;
  margin: 1.5rem 0;
  padding: 0.75rem 1.5rem;
  border: 1px solid rgba(0,200,255,0.3);
  border-radius: 8px;
  transition: background 0.2s;
}

.contact-email:hover { background: rgba(0,200,255,0.08); }

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--muted-hi);
  transition: border-color 0.2s, color 0.2s;
}

.social-btn:hover {
  border-color: var(--border-hi);
  color: var(--text);
}

/* ── FOOTER ── */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

/* ── SCROLL ANIMATIONS ── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  #about .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  #projects .projects-grid {
    grid-template-columns: 1fr;
  }
  .nav-links { display: none; }
  .hero-stats { gap: 2rem; }
}