/* ═══════════════════════════════════════════════════════════
   John S. Eldrige, Jr. — Portfolio
   Dark theme · Emerald accents · Rock-star professional
   ═══════════════════════════════════════════════════════════ */

:root {
  --bg: #0a0a0a;
  --bg-elev: #141414;
  --bg-card: #1a1a1a;
  --border: #2a2a2a;
  --text: #f0f0f0;
  --text-dim: #888;
  --text-muted: #555;
  --accent: #00d97e;
  --accent-dim: #00a862;
  --accent-glow: rgba(0, 217, 126, 0.15);
  --gold: #d4af37;
  --radius: 12px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--bg); }

/* ── Navigation ──────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  transition: var(--transition);
  background: transparent;
}
#nav.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 2rem;
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.75rem;
  letter-spacing: 2px;
  color: var(--text);
  text-decoration: none;
  transition: var(--transition);
}
.nav-logo .dot { color: var(--accent); }
.nav-logo:hover { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--accent);
  border-radius: 100px;
  color: var(--accent) !important;
  transition: var(--transition);
}
.nav-cta::after { display: none; }
.nav-cta:hover {
  background: var(--accent);
  color: var(--bg) !important;
  box-shadow: 0 0 20px var(--accent-glow);
}

#menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
#menu-toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  transition: var(--transition);
}

/* ── Hero ────────────────────────────────────────────────── */
#hero {
  min-height: auto;
  padding: 8rem 0 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 217, 126, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(0, 217, 126, 0.06) 0%, transparent 60%);
  animation: heroPulse 8s ease-in-out infinite alternate;
}
@keyframes heroPulse {
  0% { transform: scale(1) rotate(0deg); }
  100% { transform: scale(1.1) rotate(2deg); }
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  text-align: center;
  z-index: 1;
  padding: 0 2rem;
  animation: heroFadeIn 1.2s ease-out;
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  font-size: 0.875rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.hero-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3rem, 9vw, 7rem);
  line-height: 0.9;
  letter-spacing: -1px;
  margin-bottom: 1rem;
  background: linear-gradient(180deg, #fff 0%, #888 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-title span {
  font-size: 0.45em;
  color: var(--accent);
  -webkit-text-fill-color: var(--accent);
}

.hero-sub {
  max-width: 580px;
  margin: 0 auto 2rem;
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1.6;
}

.hero-quicknav {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-nav-btn {
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition);
}
.hero-nav-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.hero-nav-cta {
  border-color: var(--accent);
  color: var(--accent) !important;
}
.hero-nav-cta:hover {
  background: var(--accent);
  color: var(--bg) !important;
  box-shadow: 0 0 20px var(--accent-glow);
}

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(180deg, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.3); opacity: 0.3; }
}

/* ── Sections ────────────────────────────────────────────── */
section { padding: 6rem 0; position: relative; }

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  margin-bottom: 4rem;
}
.section-num {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1rem;
  color: var(--accent);
  letter-spacing: 3px;
  margin-bottom: 0.5rem;
}
.section-header h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  letter-spacing: -1px;
  line-height: 1;
}
.section-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin-top: 1rem;
  max-width: 600px;
}

/* ── About ───────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.about-text p {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}
.about-text p:first-child {
  color: var(--text);
  font-size: 1.15rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.skill-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.skill-card:hover::before { transform: scaleX(1); }

.skill-icon {
  font-size: 1.75rem;
  color: var(--accent);
  margin-bottom: 1rem;
}
.skill-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 0.3px;
}
.skill-card p {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* ── Value Proposition (How I Can Help) ───────────────────── */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.value-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dim));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.value-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.value-card:hover::before { transform: scaleX(1); }

.value-icon {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: 2px;
}
.value-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: 0.3px;
  line-height: 1.3;
}
.value-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ── Gallery ─────────────────────────────────────────────── */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.gallery-item {
  margin-bottom: 0;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.gallery-item img {
  width: 100%;
  display: block;
  transition: transform 0.5s ease;
}
.gallery-item::after {
  content: '⤢';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.5);
  width: 48px; height: 48px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  opacity: 0;
  transition: var(--transition);
}
.gallery-item:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.5);
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item:hover::after {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ── Video Section ───────────────────────────────────────── */
.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.video-card:hover {
  border-color: var(--accent-dim);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.video-wrapper {
  position: relative;
  background: #000;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-info {
  padding: 1.25rem 1.5rem;
}
.video-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.video-info .video-tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.video-info p {
  font-size: 0.875rem;
  color: var(--text-dim);
}

/* ── Contact ─────────────────────────────────────────────── */
#contact { padding-bottom: 4rem; }

.contact-card {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-elev) 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 40%);
  animation: contactGlow 6s ease-in-out infinite alternate;
}
@keyframes contactGlow {
  0% { transform: translate(0, 0); }
  100% { transform: translate(10%, 10%); }
}

.contact-card h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -1px;
  margin-bottom: 1rem;
  position: relative;
}
.contact-card > p {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 480px;
  margin: 0 auto 2.5rem;
  position: relative;
}

.contact-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.25rem 2rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: var(--transition);
  min-width: 240px;
}
.contact-item:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--accent-glow);
}
.contact-label {
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}
.contact-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

/* ── Footer ──────────────────────────────────────────────── */
footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
}
footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* ── Lightbox ────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 3rem;
}
.lightbox.active { display: flex; }

.lightbox img {
  max-width: 90%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.8);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  width: 48px; height: 48px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 1;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.lightbox-close { top: 1.5rem; right: 1.5rem; }
.lightbox-prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 1.5rem; top: 50%; transform: translateY(-50%); }

.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-dim);
  font-size: 0.85rem;
  letter-spacing: 1px;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  #nav { padding: 1rem; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg-elev);
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
  }
  #menu-toggle { display: flex; }
  .skills-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .contact-card { padding: 2.5rem 1.5rem; }
  .contact-item { min-width: auto; width: 100%; }
  section { padding: 4rem 0; }
  .container { padding: 0 1rem; }
}

/* ── Back to Top ─────────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
}
#back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
#back-to-top:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

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