/* ============================================================
   ORBITAL INTERFACE — Shopware Orchestrator Elite v2.0
   Design System: Deep Space + Electric Cobalt + Cyber Lime
   ============================================================ */

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
  --surface:                   #121317;
  --surface-container-lowest:  #0d0e12;
  --surface-container-low:     #1a1b20;
  --surface-container:         #1f1f24;
  --surface-container-high:    #292a2e;
  --surface-container-highest: #343439;
  --surface-bright:            #38393d;

  --primary:            #b8c3ff;
  --primary-container:  #2e5bff;
  --on-primary:         #001356;

  --lime:               #c3f400;
  --lime-dim:           #abd600;

  --on-surface:         #e3e2e7;
  --on-surface-variant: #9a9bab;
  --outline:            #6e7086;
  --outline-variant:    #434656;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body:    'Manrope', system-ui, sans-serif;

  --glass-bg:     rgba(30, 31, 36, 0.55);
  --glass-blur:   blur(24px);
  --glass-border: rgba(67, 70, 86, 0.22);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  --max-w:  1200px;
  --nav-h:  64px;
  --px:     clamp(1.25rem, 5vw, 3.5rem);
  --gap-section: clamp(4.5rem, 9vw, 8rem);
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); color-scheme: dark; }
body {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--on-surface);
  background: var(--surface);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }

/* Film grain overlay — premium depth */
body::before {
  content: ''; position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat; background-size: 256px 256px;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.skip-link {
  position: absolute; top: -9999px; left: 1rem;
  background: var(--primary-container); color: #fff;
  padding: 0.5rem 1rem; border-radius: var(--radius-md);
  z-index: 9999; font-size: 0.85rem;
}
.skip-link:focus { top: 1rem; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 3px; border-radius: var(--radius-sm);
}
.icon { width: 1.15em; height: 1.15em; display: inline-block; vertical-align: middle; flex-shrink: 0; }

/* ── Reveal System ─────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px) scale(0.985);
  transition:
    opacity 0.8s cubic-bezier(.16,1,.3,1),
    transform 0.8s cubic-bezier(.16,1,.3,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Stagger children — each .stagger fades in sequentially via JS delay */
.stagger {
  opacity: 0;
  transform: translateY(16px) scale(0.97);
  transition:
    opacity 0.5s cubic-bezier(.16,1,.3,1),
    transform 0.5s cubic-bezier(.16,1,.3,1);
}
.reveal.is-visible .stagger {
  opacity: 1;
  transform: none;
}

/* Section header cascade: tag slides in → h2 rises → p fades */
.reveal .section-tag {
  opacity: 0; transform: translateX(-10px);
  transition: opacity 0.45s 0.08s cubic-bezier(.16,1,.3,1), transform 0.45s 0.08s cubic-bezier(.16,1,.3,1);
}
.reveal .section-header h1,
.reveal .section-header h2 {
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.5s 0.16s cubic-bezier(.16,1,.3,1), transform 0.5s 0.16s cubic-bezier(.16,1,.3,1);
}
.reveal .section-header p {
  opacity: 0;
  transition: opacity 0.5s 0.24s cubic-bezier(.16,1,.3,1);
}
.reveal.is-visible .section-tag,
.reveal.is-visible .section-header h1,
.reveal.is-visible .section-header h2,
.reveal.is-visible .section-header p {
  opacity: 1; transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .stagger,
  .reveal .section-tag,
  .reveal .section-header h1,
  .reveal .section-header h2,
  .reveal .section-header p {
    opacity: 1 !important; transform: none !important; transition: none !important;
  }
}

/* ── Glass utility ─────────────────────────────────────────── */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

/* ── Navigation ────────────────────────────────────────────── */
.site-header {
  position: -webkit-sticky; position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(13, 14, 18, 0.82);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  /* iOS safe area */
  padding-top: env(safe-area-inset-top, 0);
}
.site-header::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,195,255,0.35), transparent);
  animation: scanPulse 4s ease-in-out infinite;
}
@keyframes scanPulse {
  0%,100% { opacity: 0.15; transform: scaleX(0.5); }
  50%     { opacity: 0.65; transform: scaleX(1); }
}

.nav {
  width: 100%; max-width: var(--max-w); margin: 0 auto;
  padding: 0 var(--px);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
}
.logo { flex-shrink: 0; display: inline-flex; align-items: center; }
.logo-text {
  font-family: var(--font-display); font-size: 1.6rem; font-weight: 700;
  letter-spacing: -0.02em; line-height: 1; display: flex; gap: 0;
}
.logo-v { color: var(--on-surface); }
.logo-m { color: var(--lime); }
.logo-mark { width: 150px; height: auto; display: block; }

.nav-links { display: flex; align-items: center; gap: 1.6rem; }
.nav-links a {
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--on-surface-variant); transition: color 0.2s; position: relative; padding: 4px 0;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0; right: 0; height: 1px;
  background: var(--primary); box-shadow: 0 0 6px var(--primary);
  transform: scaleX(0); transition: transform 0.25s ease;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--primary); }

.menu-toggle {
  display: none; align-items: center; justify-content: center;
  width: 38px; height: 38px; color: var(--on-surface);
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
}
.menu-top { display: none; }
.menu-close {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; color: var(--on-surface-variant); font-size: 1.1rem;
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  transition: color 0.2s, border-color 0.2s;
}
.menu-close:hover { color: var(--primary); border-color: rgba(184,195,255,0.3); }
/* Overlay is not needed — fullscreen nav-links replaces it on mobile */
.menu-overlay { display: none; }
html.menu-open,
body.menu-open {
  overflow: hidden !important;
  height: 100% !important;
  touch-action: none;
}

/* ── Buttons ───────────────────────────────────────────────── */
.button {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  border-radius: var(--radius-md);
  transition: transform 0.2s, box-shadow 0.3s, background 0.2s;
  white-space: nowrap; position: relative; overflow: hidden;
}
.button.primary {
  background: linear-gradient(135deg, var(--lime) 0%, var(--lime-dim) 100%);
  color: #111;
  border: none;
}
.button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(195,244,0,0.35), 0 8px 24px rgba(195,244,0,0.15);
}
.button.primary.glow::before {
  content: ''; position: absolute; inset: -1px;
  background: linear-gradient(135deg, var(--lime), var(--primary-container), var(--lime));
  border-radius: inherit; z-index: -1;
  animation: glowRotate 3s linear infinite;
  filter: blur(6px); opacity: 0.4;
}
@keyframes glowRotate {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.button.ghost {
  background: rgba(52,52,57,0.35); color: var(--on-surface);
  border: 1px solid var(--outline-variant);
  backdrop-filter: blur(8px);
}
.button.ghost:hover {
  background: rgba(52,52,57,0.6); border-color: rgba(184,195,255,0.3);
  color: var(--primary); transform: translateY(-2px);
}

/* ── Section ───────────────────────────────────────────────── */
.section {
  max-width: var(--max-w); margin: 0 auto;
  padding: var(--gap-section) var(--px);
}
/* Glow accent line between sections */
.section + .section::before {
  content: ''; display: block;
  width: 60px; height: 1px; margin-bottom: 3rem;
  background: var(--lime);
  box-shadow: 0 0 12px rgba(195,244,0,0.3);
}

.section-header { margin-bottom: 2.5rem; max-width: 700px; }
.section-tag {
  display: inline-block;
  font-family: var(--font-display); font-size: 0.65rem; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--lime); margin-bottom: 0.6rem;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 700; letter-spacing: -0.02em;
  color: var(--on-surface); line-height: 1.1; margin-bottom: 0.5rem;
}
.section-header p { color: var(--on-surface-variant); font-size: 0.9rem; }

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  min-height: calc(100svh - var(--nav-h));
  display: grid; grid-template-columns: 1fr clamp(240px, 30vw, 380px);
  align-items: center; gap: clamp(2.5rem, 6vw, 5rem);
  padding-top: clamp(3rem, 8vh, 5rem); padding-bottom: clamp(3rem, 8vh, 5rem);
  position: relative; overflow: visible;
}
/* Full-viewport background — breaks out of container */
.hero::before {
  content: ''; position: absolute; pointer-events: none; z-index: 0;
  top: 0; bottom: 0;
  left: 50%; width: 100vw; transform: translateX(-50%);
  background:
    radial-gradient(circle 1px at center, rgba(184,195,255,0.1) 0%, transparent 1px),
    radial-gradient(ellipse 50% 45% at 65% 40%, rgba(46,91,255,0.09) 0%, transparent 65%),
    radial-gradient(ellipse 30% 35% at 10% 80%, rgba(195,244,0,0.04) 0%, transparent 55%);
  background-size: 32px 32px, 100% 100%, 100% 100%;
}
.hero::after {
  content: ''; position: absolute; pointer-events: none; z-index: 0;
  top: 0; bottom: 0;
  left: 50%; width: 100vw; transform: translateX(-50%);
  background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(255,255,255,0.007) 3px, rgba(255,255,255,0.007) 4px);
}

.hero-text { display: flex; flex-direction: column; gap: 1.6rem; position: relative; z-index: 1; }
.hero-main { display: flex; flex-direction: column; gap: 0.7rem; }

.hero-status {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-display); font-size: 0.6rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--outline);
}
.status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--lime); box-shadow: 0 0 8px var(--lime);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
  0%,100% { opacity: 1; }
  50%     { opacity: 0.3; }
}

.eyebrow {
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--lime);
  display: inline-flex; align-items: center; gap: 0.5rem; margin: 0;
}
.eyebrow::before {
  content: ''; width: 22px; height: 1px;
  background: var(--lime); box-shadow: 0 0 10px var(--lime); flex-shrink: 0;
}

.hero-text h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 0.95;
  margin: 0; text-transform: uppercase;
}
.name-first {
  color: var(--on-surface);
}
.name-last {
  color: var(--lime);
}

.hero-role {
  font-family: var(--font-display); font-size: clamp(0.8rem, 1.4vw, 0.95rem);
  color: var(--on-surface-variant); letter-spacing: 0.05em;
  text-transform: uppercase; margin: 0;
}

.intro {
  font-size: 0.9rem; color: var(--on-surface-variant);
  max-width: 48ch; line-height: 1.8; margin: 0;
}

.hero-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; margin: 0; }

.hero-meta {
  font-family: var(--font-display); font-size: 0.7rem;
  color: var(--outline); letter-spacing: 0.08em;
  display: flex; flex-wrap: wrap; gap: 1.2rem; margin: 0;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 0.3rem; }

/* Hero image */
.hero-image { position: relative; z-index: 1; align-self: center; }
.hero-image-frame {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
}
.hero-image-frame::before {
  content: ''; position: absolute; inset: -2px; z-index: -1;
  border-radius: calc(var(--radius-lg) + 2px);
  background: conic-gradient(
    from var(--border-angle, 0deg),
    var(--lime) 0%, var(--primary-container) 25%,
    transparent 50%, var(--primary) 75%, var(--lime) 100%
  );
  animation: rotateBorder 4s linear infinite;
  opacity: 0.55;
}
@property --border-angle {
  syntax: '<angle>'; initial-value: 0deg; inherits: false;
}
@keyframes rotateBorder {
  to { --border-angle: 360deg; }
}
.hero-image img {
  width: 100%; height: auto;
  object-fit: cover; object-position: top center;
  border-radius: var(--radius-lg); display: block;
  box-shadow: 0 0 80px rgba(46,91,255,0.12), 0 40px 80px rgba(0,0,0,0.55);
}
.hero-image-scanline {
  position: absolute; inset: 0; pointer-events: none;
  border-radius: var(--radius-lg);
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(184,195,255,0.03) 2px, rgba(184,195,255,0.03) 3px);
}
/* Holographic sweep on photo */
.hero-image-frame::after {
  content: ''; position: absolute; top: -100%; left: -100%;
  width: 300%; height: 300%;
  background: linear-gradient(45deg, transparent 42%, rgba(184,195,255,0.04) 48%, transparent 54%);
  animation: holoSweep 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes holoSweep {
  0%   { transform: translateX(-40%) translateY(-40%); }
  100% { transform: translateX(40%) translateY(40%); }
}

/* Photo overlay badges */
.photo-badge {
  position: absolute; z-index: 2;
  background: rgba(13,14,18,0.75);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(67,70,86,0.35);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  display: flex; flex-direction: column; gap: 2px;
}
.photo-badge-top-left {
  top: 0.8rem; left: 0.8rem;
}
.photo-badge-bottom {
  bottom: 0.8rem; right: 0.8rem;
}
.photo-badge-label {
  font-family: var(--font-display); font-size: 0.5rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--lime);
}
.photo-badge-value {
  font-family: var(--font-display); font-size: 0.82rem; font-weight: 600;
  color: var(--on-surface); letter-spacing: 0.04em; text-transform: uppercase;
}

/* ── About ─────────────────────────────────────────────────── */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2.5rem; align-items: start; margin-bottom: 2rem;
}
.about-text { display: flex; flex-direction: column; gap: 1.2rem; }
.about-text p { color: var(--on-surface-variant); line-height: 1.85; font-size: 0.9rem; }

/* Stats grid */
.stats-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem;
}
.stat-card {
  padding: 1.5rem; text-align: center;
  display: flex; flex-direction: column; gap: 0.3rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.stat-card:hover {
  border-color: rgba(184,195,255,0.2);
  box-shadow: 0 0 30px rgba(46,91,255,0.08);
}
.stat-value {
  font-family: var(--font-display); font-size: 2rem; font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--lime));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat-label {
  font-family: var(--font-display); font-size: 0.65rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-surface-variant);
}

/* Profile card */
.profile-card {
  padding: 2rem; box-shadow: 0 0 40px rgba(46,91,255,0.06);
}
.profile-card h3 {
  font-family: var(--font-display); font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--lime); margin-bottom: 1.5rem;
}
.profile-items { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.profile-item {
  display: flex; flex-direction: column; gap: 3px;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(67,70,86,0.2);
}
.profile-item:nth-last-child(-n+2) { border-bottom: none; }
.profile-label {
  font-family: var(--font-display); font-size: 0.62rem;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--outline);
}
.profile-value { font-size: 0.85rem; color: var(--on-surface); font-weight: 500; line-height: 1.4; }

/* ── Cards (Schwerpunkte) ──────────────────────────────────── */
.cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}

.card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem; position: relative; overflow: hidden;
  transition: transform 0.3s cubic-bezier(.16,1,.3,1), box-shadow 0.3s, border-color 0.3s;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 40px rgba(46,91,255,0.08);
  border-color: rgba(184,195,255,0.18);
}
/* Lime accent bar */
.card::before {
  content: ''; position: absolute; left: 0; top: 1.5rem; bottom: 1.5rem; width: 2px;
  background: var(--lime); box-shadow: 0 0 14px var(--lime);
  opacity: 0; transition: opacity 0.3s;
}
.card:hover::before { opacity: 1; }

.card-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px;
  background: rgba(46,91,255,0.12); border-radius: var(--radius-sm);
  color: var(--primary); margin-bottom: 1.2rem;
}
.card h3 {
  font-family: var(--font-display); font-size: 0.95rem; font-weight: 600;
  color: var(--on-surface); margin-bottom: 0.6rem; line-height: 1.3;
}
.card p { font-size: 0.85rem; color: var(--on-surface-variant); line-height: 1.75; margin: 0; }

/* ── Hologram card sweep ───────────────────────────────────── */
.hologram-card { position: relative; overflow: hidden; }
.hologram-card::after {
  content: ''; position: absolute; top: -100%; left: -100%;
  width: 300%; height: 300%;
  background: linear-gradient(45deg, transparent 42%, rgba(184,195,255,0.04) 48%, transparent 54%);
  transition: transform 0.6s ease;
  transform: translateX(-30%) translateY(-30%);
  pointer-events: none;
}
.hologram-card:hover::after {
  transform: translateX(30%) translateY(30%);
}

/* ── Projects ──────────────────────────────────────────────── */
.project-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem;
}
.project {
  background: var(--surface-container-low); border-radius: var(--radius-md);
  padding: 1.5rem; display: flex; flex-direction: column; gap: 1rem;
  border: 1px solid rgba(67,70,86,0.2);
  transition: background 0.2s, border-color 0.3s, transform 0.3s cubic-bezier(.16,1,.3,1);
}
.project:hover {
  background: var(--surface-container); border-color: rgba(184,195,255,0.15);
  transform: translateY(-3px);
}
.project-body { flex: 1; }
.project-head { margin-bottom: 0.4rem; }

/* TYPE badge */
.project-type {
  display: inline-block;
  font-family: var(--font-display); font-size: 0.55rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  padding: 3px 8px; border-radius: var(--radius-sm);
  background: rgba(46,91,255,0.12); color: var(--primary);
  margin-bottom: 0.7rem;
}
.type-special {
  background: rgba(195,244,0,0.1); color: var(--lime);
}

.project h3 {
  font-family: var(--font-display); font-size: 0.95rem; font-weight: 600;
  color: var(--on-surface); margin: 0; line-height: 1.3;
}
.project h3 a { color: inherit; transition: color 0.2s; }
.project h3 a:hover { color: var(--primary); }
.project p {
  font-size: 0.8rem; color: var(--on-surface-variant);
  line-height: 1.65; margin: 0.4rem 0 0;
}

.tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: auto; }
.tags span {
  font-family: var(--font-display); font-size: 0.58rem;
  letter-spacing: 0.08em; font-weight: 600;
  padding: 3px 7px; background: var(--surface-container-highest);
  color: var(--primary); border-radius: var(--radius-sm);
  text-transform: uppercase; white-space: nowrap;
}

.project-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 600;
  color: var(--outline); letter-spacing: 0.08em; text-transform: uppercase;
  transition: color 0.2s; margin-top: auto;
}
.project-link:hover { color: var(--lime); }

.project-highlight {
  background: linear-gradient(135deg, rgba(46,91,255,0.08), rgba(195,244,0,0.04));
  border-color: rgba(184,195,255,0.12);
}
.project-highlight h3 { color: var(--primary); }

/* ── Certificates ──────────────────────────────────────────── */
.cert-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
}
.cert-card {
  background: var(--surface-container-low);
  border-radius: var(--radius-md); border: 1px solid rgba(67,70,86,0.2);
  padding: 1.2rem; margin: 0;
  transition: transform 0.25s cubic-bezier(.16,1,.3,1), border-color 0.3s, box-shadow 0.3s;
}
.cert-card:hover {
  transform: translateY(-4px); border-color: rgba(184,195,255,0.25);
  box-shadow: 0 10px 32px rgba(0,0,0,0.35);
}
.cert-card img { width: 100%; height: auto; max-height: 140px; object-fit: contain; }

/* ── Technology ────────────────────────────────────────────── */
.tech-card {
  padding: clamp(1.8rem, 4vw, 3rem);
  box-shadow: 0 0 50px rgba(46,91,255,0.06);
}
.tech-card .section-header { margin-bottom: 2rem; max-width: 100%; }

/* Tech tabs */
.tech-tabs {
  display: flex; gap: 0.4rem; margin-bottom: 1.8rem;
  overflow-x: auto; scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.tech-tabs::-webkit-scrollbar { display: none; }
.tech-tab {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  font-family: var(--font-display); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--outline); white-space: nowrap;
  background: transparent;
  border: 1px solid rgba(67,70,86,0.2);
  border-radius: var(--radius-md);
  transition: all 0.25s ease; cursor: pointer;
}
.tech-tab:hover {
  color: var(--on-surface); border-color: rgba(67,70,86,0.4);
}
.tech-tab.is-active {
  color: var(--surface); background: var(--lime);
  border-color: var(--lime);
  box-shadow: 0 0 16px rgba(195,244,0,0.2);
}
.tech-tab.is-active .icon { color: var(--surface); }

/* Tab progress bar */
.tech-tab.is-active { position: relative; overflow: hidden; }
.tech-tab.is-active::after {
  content: ''; position: absolute; bottom: 0; left: 0; height: 2px;
  background: rgba(0,0,0,0.25);
  animation: tabProgress var(--tab-duration, 4s) linear forwards;
}
@keyframes tabProgress {
  from { width: 0; }
  to   { width: 100%; }
}

/* Panels */
.tech-panels { position: relative; min-height: 180px; }
.tech-panel {
  display: none;
  animation: panelIn 0.35s cubic-bezier(.16,1,.3,1) both;
}
.tech-panel.is-active { display: block; }
@keyframes panelIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}
.tech-list { display: flex; flex-direction: column; gap: 0.9rem; }
.tech-list li {
  display: flex; flex-direction: column; gap: 2px;
  padding-left: 0.8rem; border-left: 2px solid rgba(67,70,86,0.3);
  transition: border-color 0.2s;
}
.tech-list li:hover { border-left-color: var(--lime); }
.tech-title { font-size: 0.85rem; font-weight: 600; color: var(--on-surface); }
.tech-desc {
  font-size: 0.7rem; color: var(--outline);
  font-family: var(--font-display); letter-spacing: 0.03em;
}

/* Terminal block */
.terminal-block {
  margin-top: 2.5rem;
  background: var(--surface-container-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md); overflow: hidden;
}
.terminal-header {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.6rem 1rem;
  background: rgba(67,70,86,0.15);
  border-bottom: 1px solid var(--outline-variant);
}
.terminal-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--outline-variant);
}
.terminal-dot:first-child { background: #ff5f57; }
.terminal-dot:nth-child(2) { background: #febc2e; }
.terminal-dot:nth-child(3) { background: #28c840; }
.terminal-title {
  margin-left: 0.6rem;
  font-family: var(--font-display); font-size: 0.65rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--outline);
}
.terminal-code {
  padding: 1.2rem 1.4rem; margin: 0; overflow-x: auto;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.72rem; line-height: 1.8; color: var(--on-surface-variant);
  white-space: pre; background: none;
}
.terminal-code code { font: inherit; color: inherit; }
.t-ok { color: var(--lime); }
.t-status { color: var(--primary); font-weight: 600; }
.terminal-code::after {
  content: '_'; color: var(--lime);
  animation: cursorBlink 1s step-end infinite;
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

/* ── Contact ───────────────────────────────────────────────── */
.contact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.contact-card {
  padding: 2rem; display: flex; flex-direction: column; gap: 0.6rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.contact-card:hover {
  border-color: rgba(184,195,255,0.2);
  box-shadow: 0 0 30px rgba(46,91,255,0.08);
}
.contact-icon { width: 24px; height: 24px; color: var(--primary); margin-bottom: 0.3rem; }
.contact-label {
  font-family: var(--font-display); font-size: 0.58rem; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--outline);
}
.contact-card a {
  color: var(--on-surface); font-weight: 500; font-size: 0.95rem;
  transition: color 0.2s;
}
.contact-card a:hover { color: var(--lime); }

/* ── Legal pages (Impressum / Datenschutz) ─────────────────── */
.legal-content {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  max-width: 700px;
}
.legal-item {
  display: flex; flex-direction: column; gap: 3px;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(67,70,86,0.22);
}
.legal-item:first-child { padding-top: 0; }
.legal-item:last-child { border-bottom: none; padding-bottom: 0; }
.legal-label {
  font-family: var(--font-display); font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--outline);
}
.legal-value {
  font-size: 0.9rem; color: var(--on-surface); font-weight: 500;
}
.legal-value a { color: var(--primary); transition: color 0.2s; }
.legal-value a:hover { color: var(--lime); }

.legal-block { padding: 1.2rem 0; border-bottom: 1px solid rgba(67,70,86,0.22); }
.legal-block:first-child { padding-top: 0; }
.legal-block:last-child { border-bottom: none; padding-bottom: 0; }
.legal-block h3 {
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 600;
  color: var(--on-surface); margin-bottom: 0.5rem;
}
.legal-block p {
  font-size: 0.875rem; color: var(--on-surface-variant); line-height: 1.8;
}
.legal-block a { color: var(--primary); transition: color 0.2s; }
.legal-block a:hover { color: var(--lime); }

/* h1 in section-header (legal pages) */
.section-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 700; letter-spacing: -0.02em;
  color: var(--on-surface); line-height: 1.1; margin-bottom: 0.5rem;
}

/* ── CTA Banner ────────────────────────────────────────────── */
.cta-banner {
  max-width: var(--max-w); margin: 0 auto;
  padding: clamp(3rem, 7vw, 5rem) var(--px);
  text-align: center; position: relative; overflow: visible;
}
.cta-glow {
  position: absolute; top: 50%; left: 50%;
  width: 100vw; height: 100%;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse 50% 70% at 50% 50%, rgba(46,91,255,0.08) 0%, rgba(195,244,0,0.04) 40%, transparent 70%);
  pointer-events: none;
}
.cta-banner .section-tag { margin-bottom: 0.8rem; }
.cta-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -0.02em;
  color: var(--on-surface); margin-bottom: 0.6rem;
}
.cta-banner p {
  color: var(--on-surface-variant); font-size: 1rem;
  margin-bottom: 1.8rem; max-width: 440px; margin-inline: auto;
}
.cta-banner .button { font-size: 0.85rem; padding: 0.8rem 2rem; }

/* ── Footer ────────────────────────────────────────────────── */
.site-footer {
  background: var(--surface-container-lowest);
  border-top: 1px solid rgba(67,70,86,0.2);
  padding: 1.5rem var(--px);
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  font-family: var(--font-display); font-size: 0.65rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--outline);
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { transition: color 0.2s; }
.footer-links a:hover { color: var(--primary); }

/* ── Responsive: ≤ 820px ──────────────────────────────────── */
@media (max-width: 820px) {
  .menu-toggle { display: inline-flex; }

  /* Fullscreen overlay menu */
  .nav-links {
    position: fixed;
    top: 0; left: 0; right: 0;
    width: 100%; height: 100vh; height: 100dvh;
    background: #0d0e12;
    flex-direction: column;
    align-items: center; justify-content: center;
    gap: 0.4rem;
    z-index: 200;
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease;
    padding: 4rem 2rem 3rem;
  }
  .nav-links.is-open {
    opacity: 1; pointer-events: auto;
  }

  /* Menu header — logo left, close right */
  .nav-links .menu-top {
    display: none;
    position: absolute;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    padding: 0 var(--px);
    align-items: center; justify-content: space-between;
    border: none;
    z-index: 10;
  }
  .nav-links.is-open .menu-top {
    display: flex;
  }
  .nav-links .menu-brand {
    display: none;
  }
  .nav-links.is-open .menu-brand {
    display: block !important;
  }
  .nav-links .menu-brand .logo-text {
    font-size: 1.6rem;
  }

  /* Nav links — large, centered, staggered */
  .nav-links a {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 5.5vw, 1.8rem);
    font-weight: 600; letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--on-surface-variant);
    padding: 0.9rem 0;
    border: none; border-bottom: none;
    opacity: 0; transform: translateY(16px);
  }
  .nav-links.is-open a {
    opacity: 1; transform: none;
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s;
  }
  .nav-links.is-open a:nth-child(2) { transition-delay: 0.05s; }
  .nav-links.is-open a:nth-child(3) { transition-delay: 0.10s; }
  .nav-links.is-open a:nth-child(4) { transition-delay: 0.15s; }
  .nav-links.is-open a:nth-child(5) { transition-delay: 0.20s; }
  .nav-links.is-open a:nth-child(6) { transition-delay: 0.25s; }
  .nav-links a:hover,
  .nav-links a.active { color: var(--lime); }
  .nav-links a::after { display: none; }

  .hero {
    grid-template-columns: 1fr; min-height: auto;
    padding-top: 3rem; padding-bottom: 3rem; gap: 2rem;
  }
  .hero-text h1 { font-size: clamp(3rem, 14vw, 4.5rem); }
  .hero-image { width: 100%; max-width: 300px; margin: 0 auto; order: -1; }

  .about-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .profile-items { grid-template-columns: 1fr; }

  .cards { grid-template-columns: 1fr 1fr; }
  .tech-tabs { gap: 0.35rem; justify-content: flex-start; }
  .tech-tab {
    padding: 0.55rem; font-size: 0;
    flex-direction: column; align-items: center; justify-content: center;
    min-width: 42px; height: 42px; gap: 0;
  }
  .tech-tab .icon { font-size: 1.1rem; width: 1.1rem; height: 1.1rem; }
  .tech-tab.is-active {
    font-size: 0.5rem; height: auto; padding: 0.45rem 0.6rem 0.35rem;
    gap: 0.2rem;
  }
  .tech-card { padding: 1.5rem; }
}

@media (max-width: 480px) {
  .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 0.6rem; max-width: 100%; }
  .project-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 2.8rem; }
}

.menu-brand { display: none; }