/* ============================================================
   Adrian Pfeffer — Portfolio v2
   Design-System: Modern Dark / Terminal + WebGL-Shader
   ============================================================ */

/* Lokal gehostete Fonts (variable WOFF2, kein Google-Fetch) */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("../fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("../fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@property --angle {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}

:root {
  --color-primary: #0F172A;
  --color-secondary: #1E293B;
  --color-accent: #22C55E;
  --color-teal: #2DD4BF;
  --color-accent-soft: rgba(34, 197, 94, 0.12);
  --color-background: #020617;
  --color-foreground: #F8FAFC;
  --color-muted-fg: #94A3B8;
  --color-border: #334155;
  --color-border-soft: rgba(51, 65, 85, 0.45);

  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", monospace;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 7rem;

  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --radius-full: 999px;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 1px 0 rgba(248, 250, 252, 0.04) inset, 0 20px 40px -20px rgba(0, 0, 0, 0.6);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  background-color: var(--color-background);
  color-scheme: dark;
}

body {
  /* Hebt das visibility:hidden aus dem kritischen Inline-CSS wieder auf.
     Kein eigener Body-Hintergrund: der liegt auf html, damit die fixed
     Hintergrund-Ebenen (z-index < 0) sichtbar bleiben. */
  visibility: visible;
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-foreground);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; }
[hidden] { display: none !important; }
h1, h2, h3, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }

.mono { font-family: var(--font-mono); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(72rem, 100% - 3rem);
  margin-inline: auto;
}

/* ---------- Scroll-Fortschritt ---------- */

.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  z-index: 120;
  background: linear-gradient(90deg, var(--color-accent), var(--color-teal));
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.7);
}

/* ---------- Hintergrund ---------- */

/* Seitenweiter Plasma-Shader (Port von 21st.dev "Icey Night Shards").
   Opacity dimmt ihn ueber dem dunklen Grundton, damit Text lesbar bleibt. */
.bg-shader {
  position: fixed;
  inset: 0;
  z-index: -2;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0.42;
}

.bg-glow {
  position: fixed;
  z-index: -1;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  animation: glow-drift 16s var(--ease-out-expo) infinite alternate;
}

.bg-glow--green {
  top: 30rem;
  right: -10rem;
  width: 34rem;
  height: 34rem;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.13), transparent 65%);
}

.bg-glow--indigo {
  top: 60rem;
  left: -12rem;
  width: 38rem;
  height: 38rem;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.12), transparent 65%);
  animation-delay: -8s;
}

@keyframes glow-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(3rem, 4rem, 0) scale(1.15); }
}

/* ---------- Navigation ---------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background-color 250ms ease, border-color 250ms ease, backdrop-filter 250ms ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--color-border-soft);
}

.nav__inner {
  width: min(72rem, 100% - 3rem);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-block: 1rem;
}

.nav__logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.nav__logo-prompt { color: var(--color-accent); }
.nav__logo-accent { color: var(--color-muted-fg); }

.nav__links {
  display: flex;
  gap: var(--space-3);
  margin-left: auto;
}

.nav__links a {
  position: relative;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-muted-fg);
  padding: 0.4rem 0.2rem;
  transition: color 180ms ease;
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.1rem;
  height: 2px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-accent), var(--color-teal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 250ms var(--ease-out-expo);
}

.nav__links a:hover,
.nav__links a:focus-visible,
.nav__links a.active { color: var(--color-foreground); }

.nav__links a:hover::after,
.nav__links a:focus-visible::after,
.nav__links a.active::after { transform: scaleX(1); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.7rem 1.3rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 180ms ease, border-color 180ms ease,
              box-shadow 180ms ease, color 180ms ease;
}

.btn svg { width: 1.1em; height: 1.1em; flex-shrink: 0; }

.btn--primary {
  background: var(--color-accent);
  color: #05130A;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: #2EDD6C;
  box-shadow: 0 8px 30px -8px rgba(34, 197, 94, 0.55);
}

.btn--ghost {
  border-color: var(--color-border);
  color: var(--color-foreground);
  background: rgba(30, 41, 59, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.btn--github {
  border-color: var(--color-border);
  background: rgba(15, 23, 42, 0.6);
  color: var(--color-foreground);
  padding: 0.55rem 1.1rem;
  font-size: 0.9rem;
}

.btn--github:hover,
.btn--github:focus-visible {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.btn--lg {
  font-size: 1.05rem;
  padding: 0.95rem 1.8rem;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero__bg canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Overlay: Lesbarkeit links + Fade zum Seitenhintergrund unten */
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(2, 6, 23, 0.5), transparent 22%, transparent 62%, var(--color-background) 97%),
    linear-gradient(90deg, rgba(2, 6, 23, 0.82), rgba(2, 6, 23, 0.3) 52%, rgba(2, 6, 23, 0.05));
}

/* Fallback ohne WebGL: animierter Farbverlauf */
.hero__bg.no-webgl canvas { display: none; }

.hero__bg.no-webgl {
  background:
    radial-gradient(42rem 30rem at 78% 28%, rgba(34, 197, 94, 0.16), transparent 65%),
    radial-gradient(50rem 34rem at 15% 75%, rgba(99, 102, 241, 0.14), transparent 65%),
    radial-gradient(38rem 26rem at 55% 60%, rgba(45, 212, 191, 0.1), transparent 65%),
    var(--color-background);
  animation: bg-breathe 9s ease-in-out infinite alternate;
}

@keyframes bg-breathe {
  from { background-position: 0 0, 0 0, 0 0; }
  to   { background-position: -3rem 2rem, 3rem -2rem, 2rem 2rem; }
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.hero__title { margin-bottom: var(--space-3); }

.hero__name {
  display: block;
  font-size: clamp(2.8rem, 6.5vw, 4.8rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.hero__role {
  display: block;
  margin-top: 0.55rem;
  font-size: clamp(1.25rem, 2.6vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  min-height: 1.5em;
}

.gradient-text {
  background: linear-gradient(100deg, #22C55E 0%, #4ADE80 45%, #2DD4BF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  font-size: 1.125rem;
  font-weight: 300;
  color: var(--color-muted-fg);
  max-width: 34rem;
  margin-bottom: var(--space-4);
}

.hero__subtitle strong { color: var(--color-foreground); font-weight: 600; }

.mono-chip {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.08em 0.45em;
  white-space: nowrap;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  width: 2.6rem;
  height: 2.6rem;
  display: grid;
  place-items: center;
  color: var(--color-muted-fg);
  border: 1px solid var(--color-border-soft);
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: color 180ms ease, border-color 180ms ease;
  animation: scroll-bob 2.2s ease-in-out infinite;
}

.hero__scroll svg { width: 1.1rem; height: 1.1rem; }

.hero__scroll:hover,
.hero__scroll:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

@keyframes scroll-bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(0.5rem); }
}

/* ---------- Terminal ---------- */

.terminal {
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.66);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card), 0 0 80px -30px rgba(34, 197, 94, 0.3);
  overflow: hidden;
  animation: float 7s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-0.55rem); }
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.1rem;
  border-bottom: 1px solid var(--color-border-soft);
  background: rgba(2, 6, 23, 0.4);
}

.terminal__dot {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  display: inline-block;
}

.terminal__dot--red { background: #F87171; }
.terminal__dot--yellow { background: #FBBF24; }
.terminal__dot--green { background: #34D399; }

.terminal__title {
  margin-left: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-muted-fg);
}

/* Ghost und Live-Inhalt liegen im selben Grid-Feld: der unsichtbare Ghost
   haelt die Endhoehe, damit das Tippen keinen Layout-Shift erzeugt */
.terminal__body {
  display: grid;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.8;
  padding: 1.2rem 1.3rem 1.4rem;
}

.terminal__ghost,
.terminal__live { grid-area: 1 / 1; min-width: 0; }

.terminal__ghost { visibility: hidden; }

.terminal__body .t-prompt { color: var(--color-accent); font-weight: 600; }
.terminal__body .t-cmd { color: var(--color-foreground); }
.terminal__body .t-out { color: var(--color-muted-fg); display: block; }
.terminal__body .t-out strong { color: var(--color-foreground); font-weight: 500; }
.terminal__body .t-ok { color: var(--color-accent); }

.t-cursor {
  display: inline-block;
  width: 0.55em;
  height: 1.15em;
  vertical-align: text-bottom;
  background: var(--color-accent);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

/* ---------- Marquee ---------- */

.marquee {
  position: relative;
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
  background: rgba(15, 23, 42, 0.35);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.marquee__row {
  display: flex;
  overflow: hidden;
}

.marquee__row:hover .marquee__track { animation-play-state: paused; }

.marquee__track {
  display: flex;
  align-items: center;
  gap: 2.4rem;
  padding-right: 2.4rem;
  flex-shrink: 0;
  animation: marquee 30s linear infinite;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-foreground);
  white-space: nowrap;
}

.marquee__track i {
  font-style: normal;
  color: var(--color-accent);
  font-size: 0.7em;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

/* ---------- Stats ---------- */

.stats {
  margin-top: var(--space-6);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
}

.stats__item {
  padding: var(--space-3);
  text-align: center;
  border-left: 1px solid var(--color-border-soft);
  transition: background-color 250ms ease;
}

.stats__item:hover { background: rgba(34, 197, 94, 0.05); }

.stats__item:first-child { border-left: none; }

.stats__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  text-shadow: 0 0 24px rgba(34, 197, 94, 0.35);
}

.stats__label {
  font-size: 0.85rem;
  color: var(--color-muted-fg);
}

/* ---------- Sektionen ---------- */

.section { padding-block: var(--space-7) 0; }

.section__kicker {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.section__title {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: var(--space-5);
  max-width: 46rem;
}

/* Wortweiser Reveal für Titel */
[data-split] .w {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
}

[data-split] .w__i {
  display: inline-block;
  transform: translateY(115%);
  transition: transform 700ms var(--ease-out-expo);
  transition-delay: calc(var(--wi, 0) * 55ms);
}

[data-split].visible .w__i { transform: none; }

/* ---------- Über mich ---------- */

.about {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--space-5);
  column-gap: var(--space-7);
  align-items: start;
}

.about__text p {
  color: var(--color-muted-fg);
  font-size: 1.05rem;
  font-weight: 300;
  margin-bottom: var(--space-3);
}

.about__text strong { color: var(--color-foreground); font-weight: 600; }

.achievement {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  border: 1px solid rgba(34, 197, 94, 0.35);
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
}

.achievement__icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.achievement__icon svg { width: 1.25rem; height: 1.25rem; }

.about__text .achievement__title,
.achievement__title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-foreground);
  margin-bottom: 0.15rem;
}

.about__text .achievement__text,
.achievement__text {
  color: var(--color-muted-fg);
  font-size: 0.9rem;
  font-weight: 300;
  margin-bottom: 0;
}

.about__skills {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.45);
  padding: var(--space-4);
}

.skill-list {
  display: flex;
  flex-direction: column;
}

.skill-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: 0.85rem;
  font-size: 0.95rem;
  font-weight: 500;
  border-bottom: 1px solid var(--color-border-soft);
}

.skill-list__item:first-child { padding-top: 0.2rem; }
.skill-list__item:last-child { border-bottom: none; padding-bottom: 0.2rem; }

.skill-list__level {
  font-size: 0.78rem;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-full);
  padding: 0.22rem 0.75rem;
  white-space: nowrap;
}

/* ---------- Karten ---------- */

.cards { display: grid; gap: var(--space-3); }

.cards--skills { grid-template-columns: repeat(2, 1fr); }

.cards--projects { grid-template-columns: repeat(3, 1fr); }

.card {
  position: relative;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.55);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  transition: border-color 220ms ease;
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
}

.card:hover { border-color: rgba(34, 197, 94, 0.35); }

/* Spotlight-Effekt: folgt der Maus via --mx/--my (JS) */
.spotlight::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, 0%),
    rgba(34, 197, 94, 0.09),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 250ms ease;
  pointer-events: none;
}

.spotlight:hover::before { opacity: 1; }

/* Rotierender Glow-Rand (Projekte) */
.glow-border::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: conic-gradient(
    from var(--angle),
    transparent 0deg 210deg,
    rgba(34, 197, 94, 0.9) 268deg,
    rgba(45, 212, 191, 0.9) 300deg,
    transparent 340deg
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  animation: border-spin 6s linear infinite;
  pointer-events: none;
}

.glow-border:nth-child(2)::after { animation-delay: -2s; }
.glow-border:nth-child(3)::after { animation-delay: -4s; }

@keyframes border-spin { to { --angle: 360deg; } }

.card__icon {
  width: 2.9rem;
  height: 2.9rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid rgba(34, 197, 94, 0.25);
  margin-bottom: var(--space-3);
  transition: transform 300ms var(--ease-out-expo), box-shadow 300ms ease;
}

.card:hover .card__icon {
  transform: rotate(-6deg) scale(1.12);
  box-shadow: 0 0 24px rgba(34, 197, 94, 0.35);
}

.card__icon svg { width: 1.4rem; height: 1.4rem; }

.card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 0.6rem;
}

.card p {
  color: var(--color-muted-fg);
  font-size: 0.95rem;
  font-weight: 300;
  margin-bottom: var(--space-3);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tags li {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted-fg);
  border: 1px solid var(--color-border-soft);
  background: rgba(2, 6, 23, 0.5);
  border-radius: var(--radius-full);
  padding: 0.22rem 0.7rem;
  transition: color 180ms ease, border-color 180ms ease;
}

.card:hover .tags li {
  color: var(--color-foreground);
  border-color: var(--color-border);
}

/* ---------- ASN-Badge ---------- */

.asn-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  border: 1px solid rgba(34, 197, 94, 0.35);
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  padding: 0.7rem 1.1rem;
  margin-top: var(--space-3);
}

.asn-badge__pulse {
  position: relative;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-accent);
}

.asn-badge__pulse::after {
  content: "";
  position: absolute;
  inset: -0.3rem;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  animation: pulse-ring 2s var(--ease-out-expo) infinite;
}

@keyframes pulse-ring {
  from { transform: scale(0.5); opacity: 1; }
  to   { transform: scale(1.6); opacity: 0; }
}

.asn-badge__label {
  font-size: 0.8rem;
  color: var(--color-muted-fg);
}

.asn-badge__value {
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

/* ---------- Autonomes System (Animated Beams) ---------- */

.as-intro {
  color: var(--color-muted-fg);
  font-size: 1.05rem;
  font-weight: 300;
  max-width: 44rem;
  margin-top: calc(-1 * var(--space-3));
  margin-bottom: var(--space-5);
}

.as-intro strong { color: var(--color-foreground); font-weight: 600; }

.beam-card {
  position: relative;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.55);
  box-shadow: var(--shadow-card);
  padding: var(--space-5) var(--space-4);
  overflow: hidden;
}

.beam-svg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.beam-grid {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  max-width: 52rem;
  margin-inline: auto;
}

.beam-col {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 4rem;
}

.beam-node-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  width: clamp(6.5rem, 22vw, 11rem);
  text-align: center;
}

.beam-node {
  width: 3.4rem;
  height: 3.4rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(2, 6, 23, 0.8);
  border: 1px solid var(--color-border);
  color: var(--color-foreground);
  box-shadow: 0 0 20px -8px rgba(0, 0, 0, 0.8);
}

.beam-node svg { width: 1.35rem; height: 1.35rem; }

.beam-node--hub {
  width: 4.4rem;
  height: 4.4rem;
  border-color: rgba(34, 197, 94, 0.5);
  color: var(--color-accent);
  box-shadow: 0 0 32px -6px rgba(34, 197, 94, 0.45);
}

.beam-node--hub svg { width: 1.7rem; height: 1.7rem; }

.beam-node--text {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-teal);
}

.beam-label {
  font-size: 0.8rem;
  line-height: 1.45;
}

.beam-label strong {
  display: block;
  color: var(--color-foreground);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.beam-label span {
  color: var(--color-muted-fg);
  font-size: 0.72rem;
}

.beam-label a {
  transition: color 180ms ease;
}

.beam-label a:hover,
.beam-label a:focus-visible {
  color: var(--color-accent);
  text-decoration: underline;
}

@media (max-width: 48rem) {
  .beam-card { padding: var(--space-4) var(--space-1); }
  .beam-grid { gap: 0.3rem; }
  .beam-col { gap: 2.75rem; width: 24%; }
  .beam-node-wrap { width: 100%; }
  .beam-node { width: 2.7rem; height: 2.7rem; }
  .beam-node svg { width: 1.1rem; height: 1.1rem; }
  .beam-node--hub { width: 3.5rem; height: 3.5rem; }
  .beam-node--hub svg { width: 1.4rem; height: 1.4rem; }
  .beam-label strong { font-size: 0.7rem; }
  .beam-label strong.mono { font-size: 0.62rem; }
  .beam-label span { font-size: 0.64rem; }
}

/* ---------- Projekte ---------- */

.card--project { display: flex; flex-direction: column; }

.project__bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border-soft);
}

.project__bar .terminal__dot { width: 0.6rem; height: 0.6rem; }

.project__file {
  margin-left: 0.5rem;
  font-size: 0.78rem;
  color: var(--color-muted-fg);
}

.card--project .tags { margin-bottom: var(--space-3); }

.project__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--space-2);
}

.project__stats:empty { display: none; }

.project__stat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-full);
  padding: 0.22rem 0.75rem;
}

.project__stat svg { width: 0.9em; height: 0.9em; }

.project__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap 180ms var(--ease-out-expo), color 180ms ease;
}

.project__link svg { width: 1em; height: 1em; }

.project__link:hover,
.project__link:focus-visible { gap: 0.7rem; color: #4ADE80; }

/* ---------- Kontakt ---------- */

#kontakt { padding-bottom: var(--space-7); }

.contact {
  position: relative;
  text-align: center;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.55);
  padding: var(--space-6) var(--space-4);
  overflow: hidden;
}

.contact .section__title { margin-inline: auto; margin-bottom: var(--space-3); }

/* WebGL-Shader-Hintergrund (Port von 21st.dev @designali-in/web-gl-shader) */
.contact__shader {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.contact__shader canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Abdunkelung für Lesbarkeit über der Welle */
.contact__shader::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.55), rgba(2, 6, 23, 0.35) 45%, rgba(2, 6, 23, 0.6));
}

.contact__shader.hidden { display: none; }

.contact .section__kicker,
.contact .section__title,
.contact__text,
.contact .btn {
  position: relative;
  z-index: 1;
}

/* Blobs nur als Fallback, wenn der Shader nicht läuft */
.contact.shader-on .contact__blob { display: none; }

.contact__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}

.contact__blob--a {
  top: -6rem;
  left: 12%;
  width: 24rem;
  height: 18rem;
  background: radial-gradient(ellipse, rgba(34, 197, 94, 0.2), transparent 70%);
  animation: blob-a 11s ease-in-out infinite alternate;
}

.contact__blob--b {
  bottom: -8rem;
  right: 8%;
  width: 26rem;
  height: 20rem;
  background: radial-gradient(ellipse, rgba(45, 212, 191, 0.16), transparent 70%);
  animation: blob-b 13s ease-in-out infinite alternate;
}

@keyframes blob-a {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(6rem, 2rem) scale(1.25); }
}

@keyframes blob-b {
  from { transform: translate(0, 0) scale(1.2); }
  to   { transform: translate(-7rem, -2rem) scale(0.95); }
}

.contact__text {
  color: var(--color-muted-fg);
  font-weight: 300;
  max-width: 30rem;
  margin: 0 auto var(--space-4);
}

.contact__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--color-border-soft);
  padding-block: var(--space-4);
}

.footer__inner {
  display: flex;
  justify-content: center;
}

.footer__copy {
  font-size: 0.85rem;
  color: var(--color-muted-fg);
}

/* ---------- Scroll-Reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 600ms var(--ease-out-expo), transform 600ms var(--ease-out-expo);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ---------- Fokus ---------- */

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- Responsive ---------- */

@media (max-width: 64rem) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__terminal { max-width: 36rem; }
  .hero { padding-top: 7rem; }
  .about { grid-template-columns: 1fr; }
  .cards--projects { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 48rem) {
  .nav__links { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats__item { border-left: none; border-top: 1px solid var(--color-border-soft); }
  .stats__item:nth-child(-n+2) { border-top: none; }
  .stats__item:nth-child(even) { border-left: 1px solid var(--color-border-soft); }
  .cards--skills, .cards--projects { grid-template-columns: 1fr; }
  .section { padding-block: var(--space-6) 0; }
  #kontakt { padding-bottom: var(--space-6); }
  .terminal__ping { display: none; }
  .hero__scroll { display: none; }
}

/* ---------- Reduzierte Bewegung ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .bg-glow,
  .terminal,
  .hero__scroll,
  .marquee__track,
  .skillbar__fill::after,
  .glow-border::after,
  .asn-badge__pulse::after,
  .contact__blob,
  .hero__bg.no-webgl,
  .t-cursor { animation: none; }

  .reveal,
  [data-split] .w__i {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn, .card { transition-duration: 1ms; }
}