/* ============================================
   JANNES PORTFOLIO – Dark Gaming Theme
   ============================================ */

:root {
  --bg:          #0d0d0f;
  --bg-2:        #111115;
  --bg-card:     #16161c;
  --bg-card-2:   #1c1c24;
  --border:      #ffffff0f;
  --border-hover:#dc262644;
  --accent:      #dc2626;
  --accent-2:    #f87171;
  --accent-glow: #dc262655;
  --text:        #e8e8f0;
  --text-muted:  #6b7280;
  --text-dim:    #9ca3af;
  --white:       #ffffff;
  --radius:      12px;
  --radius-lg:   20px;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --shadow-accent: 0 0 40px #dc262633;
  --font:        'Inter', sans-serif;
  --mono:        'JetBrains Mono', monospace;
  --nav-h:       68px;
  --transition:  0.3s ease;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }

/* ─── UTILITY ─── */
.container {
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 24px;
}
.accent { color: var(--accent); }
.gradient-text {
  background: linear-gradient(135deg, #b91c1c 0%, #dc2626 40%, #f87171 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 99px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-2);
  box-shadow: 0 6px 30px #a855f755;
  transform: translateY(-2px);
}
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(13,13,15,0.85);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: opacity var(--transition), transform var(--transition);
}
.nav-logo-img:hover {
  opacity: 0.85;
  transform: scale(1.05);
}
.nav-logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -1px;
}
.nav-links {
  display: flex;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-dim);
  font-weight: 500;
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  border-radius: 99px;
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 99px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(13,13,15,0.97);
  backdrop-filter: blur(20px);
  padding: 24px;
  z-index: 99;
  transform: translateY(-120%);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  border-bottom: 1px solid var(--border);
}
.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
}
.mobile-nav ul { display: flex; flex-direction: column; gap: 8px; }
.mobile-nav a {
  display: block;
  padding: 14px 16px;
  color: var(--text-dim);
  font-weight: 500;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.mobile-nav a:hover {
  color: var(--text);
  background: var(--bg-card);
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 40px;
  padding-top: var(--nav-h);
  padding-inline: max(24px, calc((100vw - 1100px) / 2));
  position: relative;
  overflow: hidden;
}

/* background */
.hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(124,58,237,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.glow {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
}
.glow.left  { top: -100px; left: -200px; background: var(--accent); }
.glow.right { bottom: -100px; right: -200px; background: #7f1d1d; }

.hero-content { position: relative; z-index: 1; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 20px;
}
.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 2s infinite;
}
.dot.unavailable {
  background: #6b7280;
  box-shadow: 0 0 8px #6b728088;
  animation: none;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 6px #22c55e; }
  50% { box-shadow: 0 0 16px #22c55e88; }
}
.hero-name {
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 18px;
}
.hero-sub {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.hero-desc {
  color: var(--text-dim);
  max-width: 480px;
  margin-bottom: 36px;
  font-size: 1.05rem;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }

/* avatar */
.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}
.avatar-wrap {
  position: relative;
  width: 320px; height: 320px;
}
.avatar-ring {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  animation: spin 8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.avatar-placeholder {
  width: 100%; height: 100%;
  border-radius: 50%;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-accent);
}
.avatar-placeholder i {
  font-size: 7rem;
  color: var(--border);
  opacity: 0.4;
}
/* If user places a photo named photo.jpg: */
.avatar-placeholder.has-photo {
  background-image: url('logo-icon-512.png');
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--bg-card);
}
.avatar-placeholder.has-photo i { display: none; }

.badge {
  position: absolute;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow);
}
.top-right { top: 10px; right: -20px; }
.bottom-left { bottom: 30px; left: -30px; }

/* scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
  animation: bounce 2s ease-in-out infinite;
  z-index: 1;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ═══════════════════════════════════════════
   SECTIONS (generic)
═══════════════════════════════════════════ */
.section {
  padding-block: 100px;
}
.section-dark {
  background: var(--bg-2);
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -1.5px;
}

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

/* ═══════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-text p {
  color: var(--text-dim);
  margin-bottom: 18px;
  font-size: 1.02rem;
}
.about-text strong { color: var(--text); }

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: center;
  transition: border-color var(--transition), transform var(--transition);
}
.info-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.info-card i {
  font-size: 1.4rem;
  color: var(--accent);
  flex-shrink: 0;
}
.card-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.card-value {
  display: block;
  font-weight: 600;
  color: var(--text);
  font-size: 0.9rem;
  margin-top: 2px;
}

/* ═══════════════════════════════════════════
   SKILLS
═══════════════════════════════════════════ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.skill-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}
.skill-card:hover::before { opacity: 1; }
.skill-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.3rem;
  color: #fff;
  box-shadow: 0 4px 16px var(--accent-glow);
  position: relative;
}
.skill-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
}
.skill-card p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.6;
  position: relative;
}

/* ═══════════════════════════════════════════
   LANGUAGE BARS
═══════════════════════════════════════════ */
.lang-bars {
  margin-top: 60px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
}
.lang-bars-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 28px;
  color: var(--text);
}
.lang-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.lang-item {}
.lang-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.lang-name {
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.lang-name i { color: var(--accent); font-size: 1rem; }
.lang-pct {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-2);
}
.lang-track {
  height: 8px;
  background: var(--bg-card-2);
  border-radius: 99px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.lang-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  width: 0%;
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 0 12px var(--accent-glow);
}
.lang-fill.animated { width: var(--target-pct); }

@media (max-width: 600px) {
  .lang-bars { padding: 24px 20px; }
}

/* ═══════════════════════════════════════════
   PROJECTS
═══════════════════════════════════════════ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}
.project-card.featured {
  border-color: var(--accent)44;
  background: linear-gradient(135deg, #7c3aed0a 0%, var(--bg-card) 60%);
}
.project-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent)22;
  border: 1px solid var(--accent)44;
  color: var(--accent-2);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 99px;
  margin-bottom: 20px;
}
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}
.project-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
}
.project-link {
  color: var(--text-muted);
  font-size: 1rem;
  transition: color var(--transition);
  padding: 6px;
}
.project-link:hover { color: var(--accent); }
.project-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.project-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.65;
  margin-bottom: 20px;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 99px;
}

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
.contact-wrap {
  max-width: 600px;
  margin-inline: auto;
  text-align: center;
}
.contact-sub {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin-bottom: 40px;
}
.contact-options {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 28px;
  font-weight: 600;
  transition: all var(--transition);
}
.contact-card i { font-size: 1.2rem; color: var(--accent); }
.contact-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent);
  color: var(--text);
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding-block: 32px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: calc(var(--nav-h) + 32px);
    min-height: auto;
    padding-bottom: 80px;
  }
  .hero-visual { order: -1; }
  .avatar-wrap { width: 220px; height: 220px; margin-inline: auto; }
  .hero-desc { margin-inline: auto; }
  .hero-btns { justify-content: center; }
  .hero-tag { justify-content: center; }
  .badge.top-right { top: 0; right: -10px; }
  .badge.bottom-left { bottom: 10px; left: -20px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .scroll-indicator { display: none; }
}

@media (max-width: 600px) {
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .section { padding-block: 64px; }
}