:root {
  --bg: #0b141d;
  --bg-2: #111d29;
  --card: #16232f;
  --card-hover: #1b2b3a;
  --line: #24384a;
  --text: #e6edf3;
  --muted: #8ea3b5;
  --accent: #66c0f4;
  --accent-2: #a4d007;
  --idee: #b48cf2;
  --aktiv: #66c0f4;
  --pausiert: #e0a84e;
  --fertig: #a4d007;
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.6 Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: "Space Grotesk", Inter, sans-serif; margin: 0; line-height: 1.2; }
a { color: var(--accent); }
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Hero */
.hero {
  background:
    radial-gradient(900px 300px at 15% 0%, rgba(102,192,244,.18), transparent 70%),
    radial-gradient(700px 260px at 90% 20%, rgba(164,208,7,.10), transparent 70%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
  border-bottom: 1px solid var(--line);
  padding: 64px 0 48px;
}
.hero-inner { display: flex; gap: 28px; align-items: center; flex-wrap: wrap; }
.avatar {
  width: 112px; height: 112px; flex: none;
  border-radius: 24px;
  display: grid; place-items: center;
  font: 700 44px "Space Grotesk", sans-serif;
  color: var(--bg);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 40px rgba(102,192,244,.25);
}
h1 { font-size: clamp(36px, 6vw, 56px); letter-spacing: -.02em; }
.tagline { color: var(--muted); margin: 6px 0 18px; font-size: 18px; }
.links { display: flex; flex-wrap: wrap; gap: 10px; }
.links a {
  text-decoration: none; color: var(--text);
  padding: 8px 16px; border-radius: 999px;
  background: rgba(255,255,255,.05); border: 1px solid var(--line);
  font-weight: 500; font-size: 14px;
  transition: border-color .15s, background .15s;
}
.links a:hover { border-color: var(--accent); background: rgba(102,192,244,.1); }
.links a.primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }

/* Sections */
main section { padding: 48px 0 0; }
h2 { font-size: 26px; margin-bottom: 16px; }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.section-head h2 { margin: 0; }
.about p { color: var(--muted); max-width: 70ch; margin: 0; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-top: 24px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.stat b { display: block; font: 700 28px "Space Grotesk", sans-serif; }
.stat span { color: var(--muted); font-size: 14px; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font: inherit; font-size: 13px; cursor: pointer;
  padding: 6px 12px; border-radius: 999px;
  background: transparent; color: var(--muted); border: 1px solid var(--line);
}
.chip[aria-pressed="true"] { color: var(--bg); background: var(--text); border-color: var(--text); }
.select select {
  font: inherit; font-size: 14px; color: var(--text);
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 8px 12px;
}

/* Projects */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; }
.project {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 12px;
  transition: transform .15s, background .15s, border-color .15s;
}
.project:hover { transform: translateY(-2px); background: var(--card-hover); border-color: #2f4a61; }
.project-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.project h3 { font-size: 19px; }
.project p { color: var(--muted); margin: 0; font-size: 15px; flex: 1; }
.badge {
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  padding: 3px 10px; border-radius: 999px; white-space: nowrap;
  color: var(--c); background: color-mix(in srgb, var(--c) 15%, transparent);
}
.progress { height: 6px; background: var(--bg); border-radius: 99px; overflow: hidden; }
.progress i { display: block; height: 100%; background: var(--c); border-radius: inherit; }
.meta { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); flex-wrap: wrap; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { background: rgba(255,255,255,.05); padding: 2px 8px; border-radius: 6px; }
.project a { font-size: 14px; font-weight: 500; text-decoration: none; }
.project a:hover { text-decoration: underline; }

/* ToDo board */
.board { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.col { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.col h3 { font-size: 15px; display: flex; justify-content: space-between; margin-bottom: 12px; color: var(--muted); }
.col h3 span { color: var(--text); }
.col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.todo {
  background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--c);
  border-radius: 10px; padding: 10px 12px; font-size: 15px;
}
.todo small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.todo.done { color: var(--muted); text-decoration: line-through; }
.empty { color: var(--muted); font-size: 14px; font-style: italic; }

.footer { color: var(--muted); font-size: 14px; padding-top: 56px; padding-bottom: 40px; text-align: center; }

@media (max-width: 760px) {
  .board { grid-template-columns: 1fr; }
  .hero { padding: 40px 0 32px; }
  .avatar { width: 84px; height: 84px; font-size: 34px; border-radius: 20px; }
}