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

:root {
  --bg:       #0d1117;
  --surface:  #161b22;
  --surface2: #1c2128;
  --border:   #30363d;
  --text:     #e6edf3;
  --muted:    #8b949e;
  --accent:   #2f81f7;
  --accent-h: #58a6ff;
  --glow:     rgba(47,129,247,0.25);
  --green:    #3fb950;
  --red:      #f85149;
  --sw:       #189EFF;
  --c0: #161b22; --c1: #0e4429; --c2: #006d32; --c3: #26a641; --c4: #39d353;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13,17,23,0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
#nav.scrolled { border-color: var(--border); }

.nav-inner {
  max-width: 1000px; margin: 0 auto;
  padding: 0 24px; height: 58px;
  display: flex; align-items: center; gap: 24px;
}

.nav-logo {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 17px; font-weight: 700;
  color: var(--text); text-decoration: none; flex-shrink: 0;
}
.nav-logo .p { color: var(--green); }

.c-blink { animation: blink 1s step-end infinite; color: var(--accent); }

.nav-links { display: flex; list-style: none; gap: 4px; margin-left: auto; }
.nav-links a {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 13px; color: var(--muted);
  text-decoration: none; padding: 5px 11px;
  border-radius: 5px; transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--text); background: var(--surface); }
.nav-plugins { color: var(--sw) !important; border: 1px solid rgba(24,158,255,.3); }
.nav-plugins:hover { background: rgba(24,158,255,.08) !important; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
  margin-left: auto; padding: 4px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ── CONTAINER ── */
.container { max-width: 900px; margin: 0 auto; padding: 0 24px; }

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 80px 24px 80px;
  max-width: 900px; margin: 0 auto;
  position: relative;
}

.hero-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(47,129,247,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47,129,247,.04) 1px, transparent 1px);
  background-size: 52px 52px;
  animation: gridDrift 28s linear infinite;
}
@keyframes gridDrift {
  to { background-position: 52px 52px; }
}

.hero-term-line {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 14px; color: var(--muted); margin-bottom: 4px;
}
.tp { color: var(--green); }
.tc { color: var(--muted); }

/* ── GLITCH ── */
.glitch {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: clamp(30px, 5.5vw, 62px);
  font-weight: 900; letter-spacing: -1px;
  color: var(--text); position: relative;
  margin-bottom: 6px; line-height: 1.1;
  user-select: none;
}
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.glitch::before {
  color: #ff2d78;
  animation: glitchA 5s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 38%, 0 38%);
}
.glitch::after {
  color: #00ffe5;
  animation: glitchB 5s infinite;
  clip-path: polygon(0 62%, 100% 62%, 100% 100%, 0 100%);
}
@keyframes glitchA {
  0%,88%,100% { transform: translate(0); opacity: 0; }
  89%  { transform: translate(-5px,-2px); opacity: 1; }
  91%  { transform: translate(4px, 1px); opacity: 1; }
  93%  { transform: translate(-3px, 3px); opacity: 1; }
  95%  { transform: translate(0); opacity: 0; }
}
@keyframes glitchB {
  0%,88%,100% { transform: translate(0); opacity: 0; }
  90%  { transform: translate(5px, 2px); opacity: 1; }
  92%  { transform: translate(-4px,-1px); opacity: 1; }
  94%  { transform: translate(2px,-3px); opacity: 1; }
  96%  { transform: translate(0); opacity: 0; }
}

.hero-role {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: clamp(16px, 2.4vw, 22px);
  color: var(--accent); min-height: 1.5em;
  margin-bottom: 28px;
}

.hero-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 32px; }
.badge {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 12px; padding: 4px 12px;
  border: 1px solid var(--border); border-radius: 20px; color: var(--muted);
}
.badge-green { border-color: var(--green); color: var(--green); background: rgba(63,185,80,.08); }

.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 14px; padding: 11px 22px;
  border-radius: 6px; text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all .2s;
}
.btn-primary { background: var(--accent); color: #fff; border: 1px solid var(--accent); }
.btn-primary:hover { background: var(--accent-h); border-color: var(--accent-h); box-shadow: 0 0 24px var(--glow); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.hero-scroll {
  position: absolute; bottom: 28px; left: 24px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 10px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--muted); font-family: monospace;
}
.scroll-line {
  width: 1px; height: 38px;
  background: linear-gradient(to bottom, var(--muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%,100% { opacity: .3; } 50% { opacity: 1; }
}

/* ── SECTIONS ── */
section { padding: 92px 0; }
#about   { background: var(--surface); }
#stack   { background: var(--bg); }
#projekte { background: var(--surface); }
#plugins { background: var(--bg); }
#contrib { background: var(--surface); }
#terminal { background: var(--bg); }
#kontakt { background: var(--surface); }

.section-title {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 20px; color: var(--accent); margin-bottom: 36px;
}

/* ── SCROLL REVEAL ── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .55s ease, transform .55s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── ABOUT ── */
.about-grid { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: start; }
.about-text { color: var(--muted); font-size: 17px; line-height: 1.85; }

.about-stats { display: flex; flex-direction: column; gap: 16px; }
.stat {
  text-align: center; padding: 18px 28px;
  background: var(--surface2); border: 1px solid var(--border); border-radius: 8px;
  min-width: 140px;
}
.stat-num {
  display: block;
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 38px; font-weight: 700; color: var(--accent);
}
.stat-label { font-size: 12px; color: var(--muted); font-family: monospace; }

/* ── STACK ── */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 14px;
}
.tech-item {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 20px 10px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  cursor: default;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.tech-item:hover {
  border-color: var(--brand);
  transform: translateY(-5px);
  box-shadow: 0 8px 28px rgba(0,0,0,.35);
}
.tech-badge {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 14px; font-weight: 700;
  color: var(--brand, var(--accent));
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 7px 10px; border-radius: 6px;
  min-width: 44px; text-align: center;
  transition: border-color .2s;
}
.tech-item:hover .tech-badge { border-color: var(--brand, var(--accent)); }
.tech-label { font-size: 11px; color: var(--muted); text-align: center; font-family: monospace; }

/* ── PROJECT CARDS ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.card {
  background: var(--surface2); border: 1px solid var(--border); border-radius: 8px;
  padding: 20px; display: flex; flex-direction: column; gap: 12px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 32px rgba(0,0,0,.35); }
.card-header { display: flex; align-items: center; gap: 8px; }
.repo-icon { color: var(--muted); flex-shrink: 0; }
.card-title { color: var(--accent); font-weight: 600; font-size: 15px; text-decoration: none; }
.card-title:hover { color: var(--accent-h); text-decoration: underline; }
.card-desc { color: var(--muted); font-size: 14px; line-height: 1.6; flex: 1; }
.card-footer { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.lang-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.lang { color: var(--muted); }
.card-link { margin-left: auto; color: var(--accent); text-decoration: none; font-size: 13px; }
.card-link:hover { color: var(--accent-h); }

/* ── PLUGINS ── */
.plugins-head {
  display: flex; align-items: center; gap: 16px; margin-bottom: 12px;
}
.sw-tag {
  font-family: 'Cascadia Code','Fira Code',monospace; font-size: 12px;
  padding: 3px 10px; border: 1px solid var(--sw); color: var(--sw);
  border-radius: 20px; background: rgba(24,158,255,.08);
}
.plugins-sub { color: var(--muted); font-size: 15px; margin-bottom: 32px; }

.plugin-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.plugin-card {
  background: var(--surface); border: 1px solid var(--sw);
  border-radius: 8px; padding: 24px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative; overflow: hidden;
  transition: transform .2s, box-shadow .2s;
}
.plugin-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--sw), var(--accent));
}
.plugin-card:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(24,158,255,.12); }

.plugin-badge {
  width: fit-content; font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 11px; padding: 3px 8px;
  border: 1px solid var(--sw); color: var(--sw);
  border-radius: 4px; background: rgba(24,158,255,.1);
}
.plugin-name { font-size: 18px; font-weight: 700; color: var(--text); }
.plugin-desc { color: var(--muted); font-size: 14px; line-height: 1.6; }
.plugin-features { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.plugin-features li { font-size: 13px; color: var(--muted); font-family: monospace; }
.plugin-footer { margin-top: auto; }
.plugin-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: 'Cascadia Code','Fira Code',monospace; font-size: 14px;
  padding: 8px 16px; background: rgba(24,158,255,.1);
  border: 1px solid var(--sw); color: var(--sw);
  border-radius: 6px; text-decoration: none;
  transition: background .2s, box-shadow .2s;
}
.plugin-btn:hover { background: rgba(24,158,255,.2); box-shadow: 0 0 14px rgba(24,158,255,.3); }

/* ── CONTRIBUTION GRAPH ── */
.contrib-sub { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.contrib-wrap {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 8px; padding: 20px; overflow-x: auto;
}
.contrib-months {
  position: relative; height: 18px;
  margin-bottom: 4px; font-size: 12px; color: var(--muted); font-family: monospace;
}
.contrib-months span { position: absolute; white-space: nowrap; }
.contrib-grid { display: flex; gap: 3px; width: max-content; }
.contrib-week { display: flex; flex-direction: column; gap: 3px; }
.contrib-cell {
  width: 12px; height: 12px; border-radius: 2px;
  background: var(--c0); cursor: default;
  transition: transform .1s, outline .1s;
}
.contrib-cell[data-level="1"] { background: var(--c1); }
.contrib-cell[data-level="2"] { background: var(--c2); }
.contrib-cell[data-level="3"] { background: var(--c3); }
.contrib-cell[data-level="4"] { background: var(--c4); }
.contrib-cell:hover { transform: scale(1.5); outline: 1px solid var(--accent); z-index: 1; position: relative; }

.contrib-legend {
  display: flex; align-items: center; gap: 4px;
  margin-top: 12px; justify-content: flex-end;
  font-size: 12px; color: var(--muted); font-family: monospace;
}
.lc { width: 12px; height: 12px; border-radius: 2px; background: var(--c0); }
.lc[data-level="1"] { background: var(--c1); }
.lc[data-level="2"] { background: var(--c2); }
.lc[data-level="3"] { background: var(--c3); }
.lc[data-level="4"] { background: var(--c4); }

/* ── INTERACTIVE TERMINAL ── */
.term-hint { color: var(--muted); font-size: 14px; margin-bottom: 20px; font-family: monospace; }
.term-hint code {
  color: var(--accent); background: var(--surface);
  padding: 1px 6px; border-radius: 3px; border: 1px solid var(--border);
}

.iterm {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,.45); max-width: 740px;
}
.iterm-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; background: #21262d; border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.dot.red    { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green  { background: #28c840; }
.iterm-title { margin-left: 8px; font-family: monospace; font-size: 13px; color: var(--muted); }

.iterm-output {
  padding: 16px 16px 8px; min-height: 180px; max-height: 340px;
  overflow-y: auto; font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 14px; line-height: 1.75;
  display: flex; flex-direction: column; gap: 1px;
}
.iterm-output::-webkit-scrollbar { width: 5px; }
.iterm-output::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.iterm-row { display: flex; white-space: pre; }
.ip { color: var(--green); user-select: none; flex-shrink: 0; }
.ir { color: var(--muted); padding-left: 2px; }
.ir .ih { color: var(--accent-h); }
.ie { color: var(--red); }
.is { color: var(--green); }

.iterm-input-row {
  display: flex; align-items: center;
  padding: 8px 16px 14px; border-top: 1px solid var(--border);
  font-family: 'Cascadia Code','Fira Code',monospace; font-size: 14px;
}
.iterm-input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-family: inherit; font-size: inherit;
  caret-color: var(--accent);
}
.iterm-input::placeholder { color: var(--border); }

/* ── CONTACT ── */
.contact-sub { color: var(--muted); margin-bottom: 28px; font-size: 16px; }
.contact-links { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-btn {
  display: inline-flex; align-items: center; gap: 9px;
  background: transparent; border: 1px solid var(--border);
  color: var(--text); padding: 10px 20px;
  border-radius: 6px; text-decoration: none; font-size: 15px;
  transition: border-color .2s, color .2s, background .2s, box-shadow .2s;
}

/* ── CV BUTTON ── */
:root { --gold: #e3b341; }

.contact-btn-cv {
  border-color: var(--gold);
  color: var(--gold);
}
.contact-btn-cv:hover {
  border-color: var(--gold) !important;
  color: var(--gold) !important;
  background: rgba(227,179,65,.07) !important;
  box-shadow: 0 0 18px rgba(227,179,65,.22) !important;
}
.contact-btn:not(.contact-btn-cv):hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(47,129,247,.06);
  box-shadow: 0 0 18px var(--glow);
}

/* ── CONTACT FORM ── */
.form-divider {
  display: flex; align-items: center; gap: 16px;
  margin: 44px 0 32px; color: var(--muted);
  font-size: 13px; font-family: 'Cascadia Code','Fira Code',monospace;
  max-width: 640px;
}
.form-divider::before, .form-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}

.contact-form {
  max-width: 640px;
  display: flex; flex-direction: column; gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 7px; }

.form-group label {
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 13px; color: var(--accent);
}

.form-group input,
.form-group textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--text);
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 14px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  resize: vertical;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--border); }

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47,129,247,.1);
}

@media (max-width: 520px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ── FOOTER ── */
footer { padding: 28px 0; border-top: 1px solid var(--border); }
footer p { color: var(--muted); font-size: 13px; font-family: monospace; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--accent); }

/* ── CUSTOM CURSOR (mouse devices only) ── */
@media (pointer: fine) {
  body, a, button { cursor: none; }
}

.cur {
  position: fixed; top: 0; left: 0;
  width: 8px; height: 8px;
  background: var(--accent); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  box-shadow: 0 0 8px var(--accent), 0 0 20px rgba(47,129,247,.4);
  transition: opacity .2s, transform .08s;
  will-change: transform;
}
.cur-ring {
  position: fixed; top: 0; left: 0;
  width: 30px; height: 30px;
  border: 1px solid rgba(47,129,247,.45); border-radius: 50%;
  pointer-events: none; z-index: 9998;
  transition: width .18s, height .18s, border-color .18s, opacity .2s;
  will-change: transform;
}
.cur-ring.hover {
  width: 46px; height: 46px;
  border-color: rgba(47,129,247,.75);
}
.cur.hidden, .cur-ring.hidden { opacity: 0; }

/* ── LANG SWITCH ── */
.lang-btn {
  display: flex; align-items: center; gap: 4px;
  background: transparent; border: 1px solid var(--border);
  border-radius: 5px; padding: 4px 10px; cursor: pointer;
  font-family: 'Cascadia Code','Fira Code',monospace;
  font-size: 12px; flex-shrink: 0;
  transition: border-color .2s;
}
.lang-btn:hover { border-color: var(--accent); }
.lo {
  color: var(--muted); transition: color .15s;
  padding: 0 1px;
}
.lo.active { color: var(--accent); font-weight: 700; }
.lang-sep { color: var(--border); }

/* ── KEYFRAMES ── */
@keyframes blink     { 0%,100%{opacity:1} 50%{opacity:0} }
@keyframes cat-float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-5px)} }
@keyframes cat-heart { 0%{opacity:1;transform:translateY(0) scale(1)} 100%{opacity:0;transform:translateY(-45px) scale(1.4)} }

/* ── MOBILE ── */
@media (max-width: 680px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 58px; left: 0; right: 0; background: rgba(13,17,23,.97); border-bottom: 1px solid var(--border); padding: 8px 0; }
  .nav-links.open { display: flex; }
  .nav-links li a { padding: 12px 24px; border-radius: 0; font-size: 15px; }
  .nav-toggle { display: flex; }

  .about-grid { grid-template-columns: 1fr; }
  .about-stats { flex-direction: row; flex-wrap: wrap; }
  .stat { flex: 1; min-width: 100px; }

  .tech-grid { grid-template-columns: repeat(auto-fill, minmax(76px,1fr)); }
  .cards, .plugin-cards { grid-template-columns: 1fr; }

  .glitch { font-size: 26px; }
  section { padding: 64px 0; }
  #hero { padding: 80px 20px 64px; }
}