:root{ 
  --bg: #0b0c10;
  --card: #111318;
  --fg: #e8eaed;
  --muted: #b7bec7;
  --accent: #6ee7ff;
  --accent-2: #8b5cf6;
  --ring: rgba(110,231,255,.4);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;
}
@media (prefers-color-scheme: light){
  :root{ 
    --bg:#f7f7fb; 
    --card:#ffffff; 
    --fg:#0c0d0f; 
    --muted:#5a6472; 
    --accent:#0ea5e9; 
    --accent-2:#7c3aed; 
    --ring:rgba(14,165,233,.25); 
  }
}
*{ box-sizing:border-box }
html,body{ 
  margin:0; 
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji"; 
  color:var(--fg); 
  background:radial-gradient(1200px 600px at 10% -10%, rgba(110,231,255,.08), transparent 50%), radial-gradient(1000px 500px at 90% 0%, rgba(139,92,246,.10), transparent 55%), var(--bg); 
}
img{ max-width:100%; display:block }
.logo {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 50%;
  margin-right: 0.5rem;
}
.wrap{ width:min(1100px, 92%); margin-inline:auto }
.btn{ 
  display:inline-flex; 
  align-items:center; 
  gap:.6rem; 
  padding:.85rem 1.1rem; 
  border-radius:999px; 
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); 
  color:white; 
  font-weight:600; 
  box-shadow: var(--shadow); 
  border:0; 
  cursor:pointer 
}
.btn.secondary{ 
  background:transparent; 
  border:1px solid rgba(255,255,255,.15); 
  color:var(--fg) 
}
.chip{ 
  display:inline-block; 
  padding:.45rem .75rem; 
  border-radius:999px; 
  background:rgba(255,255,255,.07); 
  border:1px solid rgba(255,255,255,.12); 
  font-size:.9rem; 
  color:var(--muted) 
}

/* NAV */
header{ 
  position:sticky; 
  top:0; 
  z-index:50; 
  backdrop-filter:saturate(180%) blur(10px); 
  background:linear-gradient(180deg, rgba(0,0,0,.5), rgba(0,0,0,0)); 
  border-bottom:1px solid rgba(255,255,255,.07) 
}
.nav{ 
  display:flex; 
  align-items:center; 
  justify-content:space-between; 
  padding:.8rem 0 
}
.brand{ 
  display:flex; 
  align-items:center; 
  gap:.6rem; 
  font-weight:800; 
  letter-spacing:.3px 
}
.brand .dot{ 
  width:.65rem; 
  height:.65rem; 
  border-radius:50%; 
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); 
  box-shadow:0 0 0 .25rem var(--ring) 
}
nav a{ 
  opacity:.9; 
  padding:.6rem .8rem; 
  border-radius:10px; 
  color:inherit; 
  text-decoration:none 
}
nav a:hover{ 
  background:rgba(255,255,255,.06) 
}
.menu-toggle{ 
  display:none; 
  background:transparent; 
  border:0; 
  color:var(--fg); 
  font-size:1.5rem 
}
.navlinks{ 
  display:flex; 
  gap:.25rem; 
  align-items:center 
}
@media (max-width: 820px){
  .menu-toggle{ display:block }
  .navlinks{ display:none }
  .nav.open .navlinks{ 
    display:flex; 
    position:absolute; 
    top:58px; 
    left:4%; 
    right:4%; 
    background:var(--card); 
    padding:.8rem; 
    border-radius:14px; 
    box-shadow:var(--shadow); 
    flex-direction:column; 
    gap:.2rem; 
    border:1px solid rgba(255,255,255,.08) 
  }
  .nav.open .navlinks a{ width:100% }
}

/* BASE */
main{ min-height:60vh }
section{ padding:3.2rem 0 }
.section-title{ 
  display:flex; 
  align-items:center; 
  justify-content:space-between; 
  margin-bottom:1.2rem 
}
.section-title h1, .section-title h2{ 
  margin:0; 
  font-size: clamp(1.6rem, 3vw, 2.2rem) 
}
.card{ 
  background:var(--card); 
  border:1px solid rgba(255,255,255,.08); 
  border-radius: var(--radius); 
  padding:1rem; 
  box-shadow:var(--shadow) 
}
.muted{ color:var(--muted) }
.grid{ display:grid; gap:1rem }
.grid.cols-3{ grid-template-columns: repeat(3, 1fr) }
.grid.cols-2{ grid-template-columns: repeat(2, 1fr) }
@media (max-width: 900px){ 
  .grid.cols-3{ grid-template-columns:1fr } 
  .grid.cols-2{ grid-template-columns:1fr } 
}

/* HERO */
.hero{ 
  display:grid; 
  grid-template-columns: 1.2fr .8fr; 
  gap:2rem; 
  align-items:center; 
  padding:3.5rem 0 2rem 
}
.hero h1{ 
  font-size: clamp(2rem, 4.5vw, 3.2rem); 
  line-height:1.1; 
  margin:.3rem 0 1rem 
}
.hero p{ 
  color:var(--muted); 
  font-size:1.1rem 
}
.hero-card{ 
  border:1px solid rgba(255,255,255,.08); 
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); 
  border-radius: var(--radius); 
  padding:1.2rem; 
  box-shadow:var(--shadow) 
}
.statbar{ 
  display:grid; 
  grid-template-columns: repeat(3,1fr); 
  gap:.8rem; 
  margin-top:1.2rem 
}
.stat{ 
  background:var(--card); 
  border:1px solid rgba(255,255,255,.08); 
  border-radius:14px; 
  padding:1rem; 
  text-align:center 
}
.stat b{ font-size:1.3rem }

/* PROJECTS */
.project{ display:flex; gap:1rem; flex-direction:column }
.project img{ 
  border-radius:12px; 
  border:1px solid rgba(255,255,255,.1) 
}

/* SKILLS */
.skills{ display:flex; flex-wrap:wrap; gap:.6rem }
.skill{ 
  border:1px solid rgba(255,255,255,.12); 
  border-radius:999px; 
  padding:.55rem .8rem; 
  background:rgba(255,255,255,.06) 
}

/* SKILL BARS */
.skillbar {
  margin: 1rem 0;
}
.skillbar span {
  display: block;
  margin-bottom: .4rem;
  font-weight: 600;
}
.bar {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  overflow: hidden;
  height: 18px;
  position: relative;
}
.bar-fill {
  --level: 0%;
  width: 0;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  text-align: right;
  padding-right: 8px;
  line-height: 18px;
  color: white;
  font-size: .75rem;
  font-weight: 600;
  transition: width 2s ease;
}

/* individuelle Levels */
.sql    { --level: 100%; }
.java   { --level: 85%; }
.bash   { --level: 85%; }
.git    { --level: 80%; }
.html   { --level: 75%; }
.css    { --level: 60%; }
.linux  { --level: 60%; }
.python { --level: 25%; }


/* Animation nach Laden */
body.loaded .bar-fill {
  width: var(--level);
}

/* GALLERY */
.gallery{ display:grid; grid-template-columns: repeat(3, 1fr); gap:.8rem }
.gallery figure{ 
  margin:0; 
  border-radius:14px; 
  overflow:hidden; 
  border:1px solid rgba(255,255,255,.08); 
  background:var(--card) 
}
.gallery figcaption{ 
  padding:.6rem .8rem; 
  font-size:.95rem; 
  color:var(--muted) 
}
@media (max-width: 900px){ .gallery{ grid-template-columns:1fr } }

/* FOOTER */
footer{ 
  border-top:1px solid rgba(255,255,255,.1); 
  padding:1.8rem 0; 
  color:var(--muted) 
}

/* UTILS */
.sr-only{ 
  position:absolute; 
  width:1px; 
  height:1px; 
  padding:0; 
  margin:-1px; 
  overflow:hidden; 
  clip:rect(0,0,0,0); 
  border:0 
}

/* Bilder liegen uebereinander und blenden */
.slideshow img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}
.slideshow img.active{ opacity: 1; }

/* Caption steht IMMER unten, unabhaengig vom Bild */
.slideshow figcaption{
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: .6rem .8rem;
  color: #fff;
  z-index: 2;
  /* dezenter Verlauf, damit Text immer lesbar bleibt */
  background: linear-gradient( to top, rgba(0,0,0,.55), rgba(0,0,0,0) );
  /* gleiche Typo wie deine Gallery-Captions */
  font-size: .95rem;
}
/* Slideshow: feste Hoehe, Bilder ueberlagern sich */
.slideshow{
  position: relative;
  aspect-ratio: 16 / 9;    /* keine Hoehenspruenge */
  overflow: hidden;
  background: var(--card);
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;
}
/* CONTACT FORM */
.contact-form {
  background: var(--card);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 500px;
  margin-top: 2rem;
}

.contact-form h2 {
  margin: 0 0 .5rem 0;
  font-size: 1.4rem;
}

.contact-form label {
  font-weight: 600;
  margin-bottom: .3rem;
  display: block;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: .7rem .9rem;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.05);
  color: var(--fg);
  font-size: 1rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--accent);
  border-color: var(--accent);
}

.contact-form button {
  align-self: flex-start;
  padding: .75rem 1.2rem;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg,var(--accent),var(--accent-2));
  color: white;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform .2s ease;
}

.contact-form button:hover {
  transform: translateY(-2px);
}