/* =================================================================
   JANNIK WEYRICH — MISSION CONTROL PORTFOLIO
   style.css
   Aufbau:
   00 Custom Properties / Tokens
   01 Reset & Base
   02 Accessibility-Helfer
   03 Hintergrund (Sterne, Grid, CRT)
   04 Typografie & Buttons
   05 Layout (Container, Section)
   06 Header / Navigation
   07 Hero / Terminal / Dashboard
   08 Über mich
   09 Projekte / Missionen
   10 Forschung / Artikel
   11 Modal
   12 Lebenslauf
   13 Timeline
   14 Kontakt
   15 Footer & Back-to-top
   16 Reveal-Animationen
   17 Keyframes
   18 Responsive (Breakpoints)
   19 Reduced Motion & Print
   ================================================================= */

/* ============ 00 — TOKENS ============ */
:root {
  /* Farbpalette */
  --bg:           #04060a;
  --bg-2:         #070b14;
  --panel:        rgba(12, 19, 33, 0.66);
  --panel-solid:  #0a111d;
  --line:         rgba(46, 242, 255, 0.16);
  --line-soft:    rgba(120, 150, 180, 0.12);

  --c-cyan:   #2ef2ff;   /* türkis / primärer Akzent */
  --c-blue:   #2b9bff;   /* neonblau */
  --c-green:  #3dff99;   /* Monitor-Grün (Sekundärfarbe) */
  --c-amber:  #ffb24a;
  --c-red:    #ff5e7a;

  --c-text:   #c6d4e6;   /* Fließtext */
  --c-head:   #eaf4ff;   /* Überschriften */
  --c-dim:    #6f8093;   /* gedämpft */

  /* Schriften */
  --font-display: 'Orbitron', 'Space Age', 'Arial Narrow', sans-serif;
  --font-mono:    'Share Tech Mono', 'Consolas', ui-monospace, monospace;
  --font-crt:     'VT323', 'Share Tech Mono', monospace;
  --font-pixel:   'Press Start 2P', 'VT323', monospace;
  --font-body:    'Share Tech Mono', system-ui, -apple-system, 'Segoe UI', sans-serif;

  /* Layout */
  --container: 1200px;
  --radius: 14px;
  --radius-sm: 8px;
  --gutter: clamp(1.1rem, 4vw, 2rem);
  --section-y: clamp(3.5rem, 9vw, 7rem);

  /* Effekte */
  --glow-cyan: 0 0 18px rgba(46, 242, 255, .45);
  --glow-green: 0 0 14px rgba(61, 255, 153, .4);
  --shadow: 0 18px 50px rgba(0, 0, 0, .55);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --tr: .35s var(--ease);

  --scanline-opacity: .5;   /* per JS togglebar (--crt-on) */
}

/* ============ 01 — RESET & BASE ============ */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;            /* Platz für Sticky-Header */
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--c-text);
  line-height: 1.6;
  font-size: clamp(15px, 1.05vw + 12px, 17px);
  letter-spacing: .015em;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

img, svg, canvas { display: block; max-width: 100%; }
ul { list-style: none; padding: 0; }
a { color: var(--c-cyan); text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
input, textarea, button { font-family: inherit; }
:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 3px;
}

/* dünne Akzent-Scrollbar */
::selection { background: var(--c-cyan); color: #00131a; }
html { scrollbar-color: var(--c-blue) var(--bg-2); scrollbar-width: thin; }
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: #16324a; border-radius: 20px; border: 2px solid var(--bg-2); }
::-webkit-scrollbar-thumb:hover { background: var(--c-blue); }

/* ============ 02 — A11Y HELFER ============ */
.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;
}
.skip-link {
  position: fixed; top: -120px; left: 12px; z-index: 200;
  background: var(--c-cyan); color: #00131a; font-weight: 700;
  padding: .7rem 1.1rem; border-radius: var(--radius-sm);
  font-family: var(--font-mono); transition: top .25s var(--ease);
}
.skip-link:focus { top: 12px; }

/* ============ 03 — HINTERGRUND ============ */
.bg-layers { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }

/* statische, sehr dezente Sterne via Radial-Gradients */
.bg-stars-static {
  position: absolute; inset: -10%;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,.7), transparent),
    radial-gradient(1px 1px at 70% 12%, rgba(174,224,255,.6), transparent),
    radial-gradient(1px 1px at 40% 80%, rgba(255,255,255,.5), transparent),
    radial-gradient(1px 1px at 88% 64%, rgba(174,224,255,.5), transparent),
    radial-gradient(1.5px 1.5px at 12% 70%, rgba(255,255,255,.55), transparent),
    radial-gradient(1px 1px at 55% 45%, rgba(255,255,255,.4), transparent);
  background-repeat: no-repeat;
  opacity: .55;
}

/* Hintergrund-Verlauf: Weltraum mit zartem Nebel oben/unten */
.bg-layers::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(43, 155, 255, .14), transparent 60%),
    radial-gradient(100% 60% at 50% 120%, rgba(61, 255, 153, .07), transparent 55%),
    linear-gradient(180deg, #04060a 0%, #05080f 50%, #04060a 100%);
}

.bg-starfield { position: absolute; inset: 0; width: 100%; height: 100%; }

/* technisches Raster */
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(46,242,255,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46,242,255,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(120% 90% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 40%, #000 30%, transparent 80%);
  opacity: .5;
}

/* CRT-Vignette */
.crt-vignette {
  position: absolute; inset: 0;
  background: radial-gradient(130% 120% at 50% 50%, transparent 55%, rgba(0,0,0,.55) 100%);
}

/* CRT-Scanlines */
.crt-scanlines {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0,0,0,0) 0px,
    rgba(0,0,0,0) 2px,
    rgba(0,0,0,.22) 3px,
    rgba(0,0,0,.22) 3px
  );
  opacity: var(--scanline-opacity);
  mix-blend-mode: multiply;
}

/* sanftes CRT-Flackern */
.crt-flicker {
  position: absolute; inset: 0;
  background: rgba(46, 242, 255, .03);
  animation: flicker 6s steps(60) infinite;
}

/* Effekte aus (per JS gesetzt) */
body.crt-off .crt-scanlines,
body.crt-off .crt-flicker { display: none; }

/* ============ 04 — TYPOGRAFIE & BUTTONS ============ */
h1, h2, h3, h4 { color: var(--c-head); font-family: var(--font-display); line-height: 1.12; font-weight: 700; }
strong { color: var(--c-head); font-weight: 700; }
em { color: var(--c-cyan); font-style: normal; }

.btn {
  --btn-c: var(--c-cyan);
  display: inline-flex; align-items: center; justify-content: center;
  gap: .35rem;
  font-family: var(--font-mono);
  font-size: .95rem; letter-spacing: .08em; text-transform: uppercase;
  padding: .8rem 1.5rem; border-radius: var(--radius-sm);
  border: 1px solid var(--btn-c);
  color: var(--btn-c); background: rgba(46, 242, 255, .05);
  position: relative; overflow: hidden;
  transition: color var(--tr), background var(--tr), box-shadow var(--tr), transform .15s var(--ease);
  white-space: nowrap;
}
.btn::after {                       /* Sweep-Glanz */
  content: ""; position: absolute; inset: 0; left: -120%;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.25) 50%, transparent 70%);
  transition: left .6s var(--ease);
}
.btn:hover { box-shadow: var(--glow-cyan); transform: translateY(-2px); background: rgba(46, 242, 255, .12); }
.btn:hover::after { left: 120%; }
.btn:active { transform: translateY(0); }

.btn--primary {
  --btn-c: #032029;
  background: linear-gradient(180deg, var(--c-cyan), #16c7d6);
  border-color: var(--c-cyan); color: #00131a; font-weight: 700;
  box-shadow: 0 0 22px rgba(46,242,255,.3);
}
.btn--primary:hover { box-shadow: 0 0 34px rgba(46,242,255,.55); background: linear-gradient(180deg, #5ff8ff, var(--c-cyan)); }

.btn--ghost { background: transparent; }
.btn--block { width: 100%; }

.link-btn { color: var(--c-cyan); text-decoration: underline; font-family: var(--font-mono); }

/* ============ 05 — LAYOUT ============ */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }

.section { padding-block: var(--section-y); position: relative; }
.section + .section { border-top: 1px solid var(--line-soft); }

.section__header { margin-bottom: clamp(2rem, 5vw, 3.2rem); max-width: 760px; }
.section__eyebrow {
  font-family: var(--font-mono); color: var(--c-green);
  letter-spacing: .25em; text-transform: uppercase;
  font-size: .8rem; margin-bottom: .6rem; text-shadow: var(--glow-green);
}
.section__title {
  font-size: clamp(2rem, 6vw, 3.4rem);
  letter-spacing: .02em; text-transform: uppercase;
  position: relative; display: inline-block;
}
.section__title::after {
  content: ""; display: block; height: 3px; width: 64%;
  margin-top: .5rem;
  background: linear-gradient(90deg, var(--c-cyan), transparent);
  box-shadow: var(--glow-cyan);
}
.section__intro { color: var(--c-dim); margin-top: 1rem; max-width: 60ch; }

/* ============ 06 — HEADER / NAV ============ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  backdrop-filter: blur(10px);
  background: linear-gradient(180deg, rgba(4,6,10,.92), rgba(4,6,10,.55));
  border-bottom: 1px solid transparent;
  transition: background var(--tr), border-color var(--tr), padding var(--tr);
}
.site-header.is-scrolled {
  background: rgba(4,6,10,.92);
  border-bottom-color: var(--line);
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
}
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 1rem; }

.nav__brand { display: inline-flex; align-items: center; gap: .55rem; color: var(--c-cyan); }
.nav__brand-mark { display: inline-flex; filter: drop-shadow(0 0 6px rgba(46,242,255,.6)); }
.nav__brand-text { font-family: var(--font-display); font-weight: 900; font-size: 1.4rem; letter-spacing: .12em; color: var(--c-head); }
.nav__brand-accent { color: var(--c-green); }

.nav__list { display: flex; align-items: center; gap: clamp(.5rem, 1.6vw, 1.4rem); }
.nav__link {
  font-family: var(--font-mono); color: var(--c-text);
  font-size: .92rem; letter-spacing: .05em; text-transform: uppercase;
  padding: .4rem .2rem; position: relative; transition: color var(--tr);
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--c-cyan); box-shadow: var(--glow-cyan); transition: width var(--tr);
}
.nav__link:hover, .nav__link.is-current { color: var(--c-cyan); }
.nav__link:hover::after, .nav__link.is-current::after { width: 100%; }

.effects-toggle {
  display: inline-flex; align-items: center; gap: .45rem;
  font-family: var(--font-mono); font-size: .78rem; letter-spacing: .12em;
  color: var(--c-green); border: 1px solid var(--line);
  padding: .35rem .6rem; border-radius: 999px; transition: border-color var(--tr), color var(--tr);
}
.effects-toggle__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--c-green); box-shadow: var(--glow-green);
}
.effects-toggle[aria-pressed="false"] { color: var(--c-dim); }
.effects-toggle[aria-pressed="false"] .effects-toggle__dot { background: var(--c-dim); box-shadow: none; }

.nav__toggle { display: none; width: 44px; height: 44px; position: relative; }
.nav__toggle-bar {
  position: absolute; left: 10px; right: 10px; height: 2px; background: var(--c-cyan);
  border-radius: 2px; transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav__toggle-bar:nth-child(1) { top: 15px; }
.nav__toggle-bar:nth-child(2) { top: 21px; }
.nav__toggle-bar:nth-child(3) { top: 27px; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ============ 07 — HERO ============ */
.hero { min-height: 100svh; display: flex; align-items: center; padding-top: 96px; padding-bottom: 4rem; position: relative; }
.hero__inner {
  display: grid; gap: clamp(2rem, 5vw, 3.5rem);
  grid-template-columns: 1fr;
  align-items: center;
}
.hero__tagline {
  font-family: var(--font-mono); color: var(--c-green);
  letter-spacing: .22em; text-transform: uppercase; font-size: .82rem;
  margin-bottom: 1.1rem; text-shadow: var(--glow-green);
}
.blink { animation: blink 1.1s steps(2) infinite; }

.hero__title {
  font-size: clamp(2.8rem, 13vw, 7rem);
  font-weight: 900; letter-spacing: .02em; line-height: .95;
  color: #fff; text-transform: uppercase;
  text-shadow: 0 0 30px rgba(46,242,255,.35), 0 0 2px rgba(46,242,255,.8);
}
.hero__title::after {                  /* Unterstreichungs-Scan */
  content: ""; display: block; width: clamp(120px, 30vw, 260px); height: 4px; margin-top: 1.1rem;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-green));
  box-shadow: var(--glow-cyan);
}

.hero__roles {
  font-family: var(--font-crt); font-size: clamp(1.3rem, 3.5vw, 2rem);
  color: var(--c-green); margin-top: 1.4rem; min-height: 1.6em;
  letter-spacing: .04em; display: flex; align-items: center; gap: .5rem; flex-wrap: wrap;
}
.hero__roles-prompt { color: var(--c-cyan); }
.hero__role-cursor { color: var(--c-green); animation: blink 1s steps(2) infinite; }

.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }

/* Terminal */
.hero__terminal { display: grid; gap: 1.2rem; }
.terminal {
  background: linear-gradient(180deg, rgba(8,13,22,.96), rgba(6,10,18,.96));
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow), inset 0 0 60px rgba(46,242,255,.04);
  overflow: hidden;
}
.terminal__bar {
  display: flex; align-items: center; gap: .5rem;
  padding: .6rem .9rem; background: rgba(255,255,255,.03);
  border-bottom: 1px solid var(--line-soft);
}
.terminal__dot { width: 12px; height: 12px; border-radius: 50%; }
.terminal__dot--red { background: var(--c-red); }
.terminal__dot--amber { background: var(--c-amber); }
.terminal__dot--green { background: var(--c-green); }
.terminal__title { margin-left: .6rem; font-family: var(--font-mono); font-size: .8rem; color: var(--c-dim); }
.terminal__body {
  font-family: var(--font-crt); font-size: 1.15rem; line-height: 1.5;
  padding: 1.1rem 1.2rem; min-height: 168px; color: var(--c-green);
  text-shadow: 0 0 6px rgba(61,255,153,.5);
}
.terminal__line { display: block; white-space: pre-wrap; }
.terminal__line--ok { color: var(--c-cyan); }
.terminal__prompt { color: var(--c-cyan); }
.terminal__cursor { display: inline-block; width: .6ch; background: var(--c-green); animation: blink 1s steps(2) infinite; }

/* Dashboard */
.dashboard {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem;
}
.stat {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 1rem;
  position: relative; overflow: hidden;
}
.stat::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--c-cyan), var(--c-green));
}
.stat__value {
  display: block; font-family: var(--font-display); font-weight: 900;
  font-size: clamp(1.6rem, 5vw, 2.2rem); color: #fff;
  text-shadow: var(--glow-cyan);
}
.stat__label {
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--c-dim);
}

.hero__scroll {
  position: absolute; left: 50%; bottom: 1.4rem; transform: translateX(-50%);
  display: none; flex-direction: column; align-items: center; gap: .4rem;
  color: var(--c-dim); font-family: var(--font-mono); font-size: .7rem; letter-spacing: .25em;
}
.hero__scroll-arrow { width: 16px; height: 16px; border-right: 2px solid var(--c-cyan); border-bottom: 2px solid var(--c-cyan); transform: rotate(45deg); animation: bob 1.6s var(--ease) infinite; }

/* ============ 08 — ÜBER MICH ============ */
.about__grid { display: grid; gap: 2rem; grid-template-columns: 1fr; }
.about__text p { margin-bottom: 1rem; max-width: 62ch; }
.about__subtitle {
  font-family: var(--font-mono); color: var(--c-cyan); text-transform: uppercase;
  letter-spacing: .15em; font-size: .95rem; margin: 1.6rem 0 1rem;
}
.focus-list { display: flex; flex-wrap: wrap; gap: .6rem; }
.focus-list__item {
  font-family: var(--font-mono); font-size: .85rem;
  padding: .5rem .85rem; border: 1px solid var(--line);
  border-radius: 999px; background: rgba(46,242,255,.04);
  color: var(--c-text); transition: var(--tr); position: relative; padding-left: 1.6rem;
}
.focus-list__item::before {
  content: "▸"; position: absolute; left: .65rem; color: var(--c-green);
}
.focus-list__item:hover { border-color: var(--c-cyan); color: var(--c-cyan); box-shadow: var(--glow-cyan); transform: translateY(-2px); }

/* ID-Karte */
.id-card {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(46,242,255,.06), rgba(8,13,22,.7));
  box-shadow: var(--shadow); overflow: hidden; align-self: start;
}
.id-card__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: .8rem 1rem; background: rgba(46,242,255,.08);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; color: var(--c-cyan);
}
.id-card__badge { color: var(--c-green); }
.id-card__body { display: flex; gap: 1rem; padding: 1.1rem 1rem; align-items: center; }
.id-card__avatar { flex: 0 0 auto; filter: drop-shadow(0 0 10px rgba(46,242,255,.35)); }
.id-card__data { display: grid; gap: .5rem; font-family: var(--font-mono); font-size: .85rem; width: 100%; }
.id-card__data > div { display: grid; grid-template-columns: 64px 1fr; gap: .5rem; align-items: baseline; }
.id-card__data dt { color: var(--c-dim); font-size: .72rem; letter-spacing: .1em; }
.id-card__data dd { color: var(--c-head); }
.status-pill {
  font-size: .7rem; padding: .15rem .5rem; border-radius: 4px;
  border: 1px solid currentColor; letter-spacing: .1em;
}
.status-pill--active { color: var(--c-green); }
.id-card__footer {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .7rem 1rem; border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono); font-size: .72rem; color: var(--c-dim);
}
.id-card__barcode {
  flex: 1; height: 22px; max-width: 130px;
  background: repeating-linear-gradient(90deg, var(--c-text) 0 2px, transparent 2px 4px, var(--c-text) 4px 5px, transparent 5px 9px);
  opacity: .6;
}

/* ============ 09 — PROJEKTE / MISSIONEN ============ */
.filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 1rem; }
.filter-btn {
  font-family: var(--font-mono); font-size: .82rem; letter-spacing: .06em;
  text-transform: uppercase; padding: .55rem 1rem; border-radius: 999px;
  border: 1px solid var(--line); color: var(--c-text);
  transition: var(--tr);
}
.filter-btn:hover { border-color: var(--c-cyan); color: var(--c-cyan); }
.filter-btn.is-active {
  background: var(--c-cyan); color: #00131a; border-color: var(--c-cyan);
  box-shadow: var(--glow-cyan); font-weight: 700;
}
.filters__count { font-family: var(--font-mono); font-size: .78rem; color: var(--c-dim); margin-bottom: 1.6rem; }

.missions { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
.mission {
  --status: var(--c-cyan);
  display: flex; flex-direction: column; gap: .55rem;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.3rem;
  position: relative; overflow: hidden;
  transition: transform var(--tr), border-color var(--tr), box-shadow var(--tr);
}
.mission::before {                      /* Eckmarkierung NASA-Stil */
  content: ""; position: absolute; top: 0; right: 0;
  border-width: 0 28px 28px 0; border-style: solid;
  border-color: transparent var(--status) transparent transparent;
  opacity: .5; transition: opacity var(--tr);
}
.mission:hover {
  transform: translateY(-5px);
  border-color: var(--status);
  box-shadow: 0 22px 50px rgba(0,0,0,.5), 0 0 22px -6px var(--status);
}
.mission:hover::before { opacity: 1; }
.mission.is-hidden { display: none; }

.mission__top { display: flex; align-items: center; justify-content: space-between; gap: .6rem; }
.mission__id {
  font-family: var(--font-mono); color: var(--c-cyan);
  letter-spacing: .12em; font-size: .82rem;
  border: 1px solid var(--line); padding: .15rem .5rem; border-radius: 4px;
}
.mission__status {
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em;
  text-transform: uppercase; padding: .25rem .55rem; border-radius: 4px;
  display: inline-flex; align-items: center; gap: .4rem; white-space: nowrap;
  border: 1px solid var(--status); color: var(--status);
}
.mission__status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--status); box-shadow: 0 0 8px var(--status); }
.status--success { --status: var(--c-green); }
.status--dev     { --status: var(--c-amber); }
.status--active  { --status: var(--c-cyan); }
.status--ongoing { --status: var(--c-blue); }

.mission__name { font-size: 1.25rem; color: var(--c-head); margin-top: .2rem; }
.mission__cat { font-family: var(--font-mono); font-size: .78rem; color: var(--c-green); letter-spacing: .08em; }
.mission__desc { color: var(--c-text); font-size: .95rem; }

.mission__telemetry {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem;
  margin-top: auto; padding-top: .8rem; border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
}
.mission__telemetry dt { color: var(--c-dim); font-size: .62rem; letter-spacing: .12em; }
.mission__telemetry dd { color: var(--c-head); font-size: .88rem; }

.mission__progress { height: 6px; background: rgba(255,255,255,.07); border-radius: 999px; overflow: hidden; }
.mission__progress span {
  display: block; height: 100%; width: var(--p, 0%);
  background: linear-gradient(90deg, var(--status), var(--c-cyan));
  box-shadow: 0 0 10px var(--status); border-radius: 999px;
  animation: growBar 1.2s var(--ease) both;
}

.mission__tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag {
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .08em; text-transform: uppercase;
  padding: .2rem .5rem; border-radius: 4px; color: var(--c-dim);
  border: 1px solid var(--line-soft); background: rgba(255,255,255,.02);
}
.missions__empty { font-family: var(--font-mono); color: var(--c-dim); padding: 1.5rem 0; }

/* ============ 10 — FORSCHUNG / ARTIKEL ============ */
.articles { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
.article {
  display: flex; flex-direction: column; gap: .6rem; height: 100%;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.4rem;
  cursor: pointer; transition: transform var(--tr), border-color var(--tr), box-shadow var(--tr);
  position: relative;
}
.article:hover, .article:focus-visible {
  transform: translateY(-5px); border-color: var(--c-cyan);
  box-shadow: 0 22px 50px rgba(0,0,0,.5), 0 0 20px -8px var(--c-cyan);
}
.article__meta { display: flex; align-items: center; justify-content: space-between; gap: .6rem; flex-wrap: wrap; }
.article__cat {
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  color: #00131a; background: var(--c-green); padding: .2rem .55rem; border-radius: 4px; font-weight: 700;
}
.article__date { font-family: var(--font-mono); font-size: .76rem; color: var(--c-dim); }
.article__title { font-size: 1.2rem; line-height: 1.25; color: var(--c-head); }
.article__excerpt { color: var(--c-text); font-size: .92rem; flex: 1; }
.article__more { font-family: var(--font-mono); font-size: .82rem; color: var(--c-cyan); margin-top: .3rem; transition: letter-spacing var(--tr); }
.article:hover .article__more { letter-spacing: .04em; }

/* ============ 11 — MODAL ============ */
.modal {
  position: fixed; inset: 0; z-index: 300;
  display: grid; place-items: center; padding: clamp(.8rem, 4vw, 2rem);
  visibility: hidden; opacity: 0; transition: opacity .3s var(--ease), visibility .3s var(--ease);
}
.modal.is-open { visibility: visible; opacity: 1; }
.modal__overlay { position: absolute; inset: 0; background: rgba(2,4,8,.8); backdrop-filter: blur(6px); }
.modal__dialog {
  position: relative; width: min(760px, 100%); max-height: 88vh; display: flex; flex-direction: column;
  background: linear-gradient(180deg, rgba(10,17,29,.98), rgba(6,10,18,.98));
  border: 1px solid var(--c-cyan); border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0,0,0,.7), 0 0 40px -10px var(--c-cyan);
  transform: translateY(16px) scale(.98); transition: transform .3s var(--ease);
}
.modal.is-open .modal__dialog { transform: none; }
.modal__bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: .7rem 1rem; border-bottom: 1px solid var(--line);
  background: rgba(46,242,255,.06);
}
.modal__bar-id { font-family: var(--font-mono); font-size: .76rem; letter-spacing: .14em; color: var(--c-cyan); }
.modal__close {
  width: 34px; height: 34px; border-radius: 6px; border: 1px solid var(--line);
  color: var(--c-text); display: grid; place-items: center; transition: var(--tr);
}
.modal__close:hover { border-color: var(--c-red); color: var(--c-red); box-shadow: 0 0 12px rgba(255,94,122,.4); }
.modal__content { padding: clamp(1.2rem, 4vw, 2rem); overflow-y: auto; }
.modal__content h2 { font-size: clamp(1.4rem, 4vw, 2rem); margin-bottom: .5rem; }
.modal__content .modal__tagline { font-family: var(--font-mono); color: var(--c-green); font-size: .82rem; letter-spacing: .1em; margin-bottom: 1.4rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.modal__content h3 { color: var(--c-cyan); font-family: var(--font-mono); letter-spacing: .06em; margin: 1.6rem 0 .6rem; font-size: 1.05rem; text-transform: uppercase; }
.modal__content p { margin-bottom: 1rem; }
.modal__content ul { display: grid; gap: .5rem; margin: 0 0 1rem; padding-left: 1.2rem; }
.modal__content li { position: relative; padding-left: 1rem; }
.modal__content li::before { content: "▹"; position: absolute; left: -.4rem; color: var(--c-green); }
.modal__content code {
  font-family: var(--font-mono); background: rgba(46,242,255,.1);
  color: var(--c-cyan); padding: .1rem .4rem; border-radius: 4px; font-size: .9em;
}
.modal__content blockquote {
  border-left: 3px solid var(--c-green); padding: .4rem 0 .4rem 1rem;
  color: var(--c-dim); font-style: italic; margin: 0 0 1rem;
}

/* ============ 12 — LEBENSLAUF ============ */
.resume {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); box-shadow: var(--shadow); overflow: hidden;
}
.resume__filebar {
  display: flex; align-items: center; justify-content: space-between;
  padding: .8rem 1.2rem; background: rgba(46,242,255,.07);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: .76rem; letter-spacing: .14em;
}
.resume__file-id { color: var(--c-cyan); }
.resume__file-stamp {
  color: var(--c-red); border: 1.5px solid var(--c-red); padding: .15rem .6rem; border-radius: 4px;
  transform: rotate(-3deg); letter-spacing: .2em; font-size: .68rem;
}
.resume__grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; padding: clamp(1.2rem, 4vw, 2rem); }
.resume__col { display: grid; gap: 1.5rem; align-content: start; }
.resume-block__title {
  font-family: var(--font-mono); font-size: 1rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--c-green); margin-bottom: 1rem; padding-bottom: .5rem;
  border-bottom: 1px dashed var(--line); display: flex; align-items: center; gap: .5rem;
}
.resume-block__title::before { content: "▣"; color: var(--c-cyan); }

.entry { padding: .9rem 0 .9rem 1.1rem; border-left: 2px solid var(--line); position: relative; }
.entry + .entry { margin-top: .4rem; }
.entry::before {
  content: ""; position: absolute; left: -6px; top: 1.2rem;
  width: 10px; height: 10px; border-radius: 50%; background: var(--c-cyan); box-shadow: var(--glow-cyan);
}
.entry__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .4rem; }
.entry__role { font-size: 1.05rem; color: var(--c-head); }
.entry__period { font-family: var(--font-mono); font-size: .74rem; color: var(--c-cyan); white-space: nowrap; }
.entry__org { font-family: var(--font-mono); font-size: .85rem; color: var(--c-green); margin: .15rem 0 .4rem; }
.entry__desc { font-size: .9rem; color: var(--c-text); }

.resume-block--skills { padding: 0 clamp(1.2rem, 4vw, 2rem) clamp(1.2rem, 4vw, 2rem); }
.skills { display: flex; flex-wrap: wrap; gap: .5rem; }
.skill {
  font-family: var(--font-mono); font-size: .82rem;
  padding: .45rem .8rem; border-radius: 6px;
  border: 1px solid var(--line); background: rgba(43,155,255,.06);
  color: var(--c-text); transition: var(--tr);
}
.skill:hover { border-color: var(--c-green); color: var(--c-green); box-shadow: var(--glow-green); }

.resume__actions { display: flex; flex-wrap: wrap; gap: .8rem; padding: 0 clamp(1.2rem, 4vw, 2rem) clamp(1.4rem, 4vw, 2rem); }

/* ============ 13 — TIMELINE ============ */
.timeline { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: clamp(1.2rem, 4vw, 2rem); box-shadow: var(--shadow); }
.timeline__track {
  display: flex; gap: .5rem; position: relative;
  overflow-x: auto; padding-bottom: 1.4rem; scroll-snap-type: x mandatory;
}
.timeline__track::before {
  content: ""; position: absolute; left: 0; right: 0; top: 11px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--line) 10%, var(--line) 90%, transparent);
}
.timeline-node {
  flex: 1 0 auto; min-width: 110px; scroll-snap-align: start;
  display: flex; flex-direction: column; align-items: center; gap: .45rem;
  padding-top: 0; position: relative; text-align: center; transition: var(--tr);
}
.timeline-node__dot {
  width: 22px; height: 22px; border-radius: 50%;
  border: 2px solid var(--c-dim); background: var(--bg);
  position: relative; z-index: 1; transition: var(--tr);
}
.timeline-node__year { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--c-dim); transition: var(--tr); }
.timeline-node__label { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; color: var(--c-dim); text-transform: uppercase; transition: var(--tr); }
.timeline-node:hover .timeline-node__dot { border-color: var(--c-cyan); }
.timeline-node.is-active .timeline-node__dot { border-color: var(--c-cyan); background: var(--c-cyan); box-shadow: var(--glow-cyan); transform: scale(1.15); }
.timeline-node.is-active .timeline-node__year { color: #fff; text-shadow: var(--glow-cyan); }
.timeline-node.is-active .timeline-node__label { color: var(--c-cyan); }

.timeline__detail { margin-top: 1.4rem; border-top: 1px dashed var(--line); padding-top: 1.4rem; min-height: 120px; }
.tl-detail__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: .8rem; margin-bottom: .3rem; }
.tl-detail__year { font-family: var(--font-display); font-weight: 900; font-size: clamp(2rem,7vw,3rem); color: var(--c-cyan); text-shadow: var(--glow-cyan); line-height: 1; }
.tl-detail__title { font-size: 1.2rem; color: var(--c-head); }
.tl-detail__org { font-family: var(--font-mono); color: var(--c-green); font-size: .85rem; letter-spacing: .06em; margin-bottom: .6rem; }
.tl-detail__desc { color: var(--c-text); max-width: 65ch; }
.tl-detail__tag { display: inline-block; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--c-amber); border: 1px solid var(--c-amber); border-radius: 4px; padding: .15rem .5rem; margin-top: .8rem; }

/* ============ 14 — KONTAKT ============ */
.contact__grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
.contact-form {
  display: grid; gap: 1.1rem; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.2rem, 4vw, 2rem); box-shadow: var(--shadow);
}
.field { display: grid; gap: .4rem; }
.field__label { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--c-cyan); }
.field__input {
  background: rgba(2,5,10,.6); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .8rem .9rem; color: var(--c-head); font-family: var(--font-mono); font-size: .95rem;
  transition: border-color var(--tr), box-shadow var(--tr); width: 100%;
}
.field__input::placeholder { color: var(--c-dim); }
.field__input:focus { outline: none; border-color: var(--c-cyan); box-shadow: 0 0 0 3px rgba(46,242,255,.15); }
.field__input--area { resize: vertical; min-height: 120px; }
.field__input[aria-invalid="true"] { border-color: var(--c-red); box-shadow: 0 0 0 3px rgba(255,94,122,.15); }
.field__error { color: var(--c-red); font-family: var(--font-mono); font-size: .76rem; min-height: 1em; }
.form-status { font-family: var(--font-mono); font-size: .85rem; min-height: 1.4em; }
.form-status.is-ok { color: var(--c-green); }
.form-status.is-err { color: var(--c-red); }

.contact-panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.2rem, 4vw, 1.6rem); box-shadow: var(--shadow); height: 100%;
}
.contact-panel__title { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .12em; color: var(--c-green); font-size: .95rem; margin-bottom: 1.2rem; }
.social {
  display: flex; align-items: center; gap: 1rem; padding: .9rem;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  color: var(--c-text); transition: var(--tr); margin-bottom: .8rem;
}
.social:last-child { margin-bottom: 0; }
.social:hover { border-color: var(--c-cyan); color: var(--c-cyan); box-shadow: var(--glow-cyan); transform: translateX(4px); }
.social__icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 8px; background: rgba(46,242,255,.08); color: var(--c-cyan); flex: 0 0 auto; }
.social__meta { display: flex; flex-direction: column; line-height: 1.3; }
.social__name { font-family: var(--font-display); font-weight: 700; color: var(--c-head); letter-spacing: .05em; }
.social__handle { font-family: var(--font-mono); font-size: .8rem; color: var(--c-dim); }
.social__go { margin-left: auto; color: var(--c-cyan); }

/* ============ 15 — FOOTER & TO-TOP ============ */
.site-footer { border-top: 1px solid var(--line); background: rgba(4,6,10,.7); padding-block: 1.6rem; }
.site-footer__inner { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between; }
.site-footer__copy { font-family: var(--font-mono); font-size: .8rem; color: var(--c-dim); }
.footer__links { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.footer__link { font-family: var(--font-mono); font-size: .82rem; color: var(--c-text); transition: var(--tr); }
.footer__link:hover { color: var(--c-cyan); text-shadow: var(--glow-cyan); }

.to-top {
  position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--c-cyan); background: rgba(4,6,10,.8);
  color: var(--c-cyan); font-size: .9rem; backdrop-filter: blur(6px);
  box-shadow: var(--glow-cyan); transition: transform var(--tr), opacity var(--tr);
  opacity: 0; transform: translateY(16px);
}
.to-top.is-visible { opacity: 1; transform: none; }
.to-top:hover { transform: translateY(-3px); background: var(--c-cyan); color: #00131a; }

/* ============ 16 — REVEAL ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ============ 17 — KEYFRAMES ============ */
@keyframes blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes flicker { 0%,100% { opacity: .025; } 10% { opacity: .05; } 30% { opacity: .015; } 50% { opacity: .06; } 70% { opacity: .02; } 90% { opacity: .045; } }
@keyframes bob { 0%,100% { transform: rotate(45deg) translate(0,0); } 50% { transform: rotate(45deg) translate(3px,3px); } }
@keyframes growBar { from { width: 0; } }
@keyframes twinkle { 0%,100% { opacity: .25; } 50% { opacity: .9; } }
@keyframes floatUp { from { opacity: 0; transform: translateY(8px);} to { opacity: 1; transform: none; } }

/* ============ 18 — RESPONSIVE ============ */
@media (min-width: 600px) {
  .missions { grid-template-columns: repeat(2, 1fr); }
  .articles { grid-template-columns: repeat(2, 1fr); }
  .contact__grid { grid-template-columns: 1.3fr 1fr; }
  .dashboard { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 880px) {
  .about__grid { grid-template-columns: 1.5fr 1fr; align-items: start; }
  .resume__grid { grid-template-columns: 1.4fr 1fr; }
  .hero__scroll { display: flex; }
}

@media (min-width: 1000px) {
  .hero__inner { grid-template-columns: 1.1fr .9fr; }
  .missions { grid-template-columns: repeat(3, 1fr); }
  .articles { grid-template-columns: repeat(3, 1fr); }
  .dashboard { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile-Navigation */
@media (max-width: 859px) {
  .nav__toggle { display: block; }
  .nav__list {
    position: fixed; inset: 64px 0 auto 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: rgba(4,6,10,.98); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    padding: 1rem var(--gutter) 1.6rem;
    transform: translateY(-130%); transition: transform .4s var(--ease);
    max-height: calc(100svh - 64px); overflow-y: auto;
  }
  .nav__list.is-open { transform: translateY(0); }
  .nav__list li { width: 100%; }
  .nav__link { display: block; width: 100%; padding: .9rem 0; border-bottom: 1px solid var(--line-soft); }
  .nav__link::after { display: none; }
  .nav__action-item { padding-top: 1rem; }
}

/* ============ 19 — REDUCED MOTION & PRINT ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .crt-flicker { display: none; }
}

@media print {
  .bg-layers, .site-header, .hero, #projects, #research, #timeline, #contact,
  .site-footer, .to-top, .resume__actions, .modal { display: none !important; }
  body { background: #fff; color: #000; }
  #resume, .section { padding: 0; border: 0; }
  .resume, .timeline, .contact-form { box-shadow: none; border: 1px solid #ccc; background: #fff; }
  .section__title, .resume-block__title, .entry__role, .entry__period, .entry__org,
  .resume__file-id, h1,h2,h3,h4 { color: #000 !important; text-shadow: none !important; }
  .entry__desc, .resume__intro, .skill { color: #222 !important; }
  .skill { border: 1px solid #999; background: #f2f2f2; }
  .resume__file-stamp { color: #000 !important; border-color: #000 !important; transform: none; }
  .section__title::after { display: none; }
}