/* ============================================================
   Diagrix — Projektseite CSS
   ============================================================ */

/* --- Custom Properties --- */
:root {
  --c-bg:          #0a0a0f;
  --c-bg-2:        #111118;
  --c-bg-3:        #1a1a24;
  --c-surface:     #16161f;
  --c-border:      rgba(255,255,255,.08);
  --c-border-med:  rgba(255,255,255,.14);
  --c-text:        #e8e8f0;
  --c-text-muted:  #8888a8;
  --c-text-dim:    #55556a;
  --c-accent:      #6366f1;
  --c-accent-2:    #8b5cf6;
  --c-accent-3:    #06b6d4;
  --c-green:       #22c55e;
  --c-amber:       #f59e0b;
  --c-red:         #ef4444;
  --radius-sm:     6px;
  --radius:        12px;
  --radius-lg:     20px;
  --radius-xl:     28px;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.4);
  --shadow:        0 4px 24px rgba(0,0,0,.5);
  --shadow-lg:     0 16px 64px rgba(0,0,0,.6);
  --font:          'Inter', system-ui, sans-serif;
  --font-mono:     'JetBrains Mono', 'Fira Code', monospace;
  --nav-h:         64px;
  --container:     1160px;
  --transition:    200ms cubic-bezier(.4,0,.2,1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px); /* Anker-Sprünge nicht unter die Sticky-Nav */
  -webkit-text-size-adjust: 100%;                 /* iOS: kein Auto-Zoom des Textes im Querformat */
  text-size-adjust: 100%;
}
body {
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* --- Utilities --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-2) 40%, var(--c-accent-3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* Tipp-Zeile: feste Zeilenhöhe reservieren, damit der Inhalt darunter
   während der Schreib-/Lösch-Animation nicht hoch- und runterspringt. */
.hero__title .gradient-text {
  display: inline-block;
  min-height: 1.05em;
}
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-accent);
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.25);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 18px;
  color: var(--c-text-muted);
  max-width: 600px;
  line-height: 1.7;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-subtitle { margin: 0 auto; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  white-space: nowrap;
}
.btn--lg { padding: 14px 28px; font-size: 16px; }
.btn--primary {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  color: #fff;
  box-shadow: 0 0 24px rgba(99,102,241,.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(99,102,241,.5);
}
.btn--ghost {
  background: rgba(255,255,255,.06);
  color: var(--c-text);
  border: 1px solid var(--c-border-med);
}
.btn--ghost:hover { background: rgba(255,255,255,.1); }
.btn--outline {
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-border-med);
}
.btn--outline:hover { background: rgba(255,255,255,.06); }

/* Donate button accent */
.donate-btn {
  border-color: #e879f9;
  color: #e879f9;
  gap: 6px;
}
.donate-btn:hover {
  background: rgba(232,121,249,.08);
  border-color: #f0abfc;
  color: #f0abfc;
}
.donate-btn svg { flex-shrink: 0; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}
.nav.scrolled {
  background: rgba(10,10,15,.9);
  -webkit-backdrop-filter: blur(16px);   /* Safari / iOS */
  backdrop-filter: blur(16px);
  border-bottom-color: var(--c-border);
}
.nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
}
.nav__logo-icon {
  font-size: 22px;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}
.nav__links a {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--c-text-muted);
  transition: all var(--transition);
}
.nav__links a:hover { color: var(--c-text); background: rgba(255,255,255,.06); }
.nav__cta {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2)) !important;
  color: #fff !important;
  box-shadow: 0 0 16px rgba(99,102,241,.3);
}
.nav__cta:hover { transform: translateY(-1px); }
.nav__lang {
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border-med);
  background: rgba(255,255,255,.04);
  color: var(--c-text-muted);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.nav__lang:hover {
  background: rgba(255,255,255,.09);
  color: var(--c-text);
  border-color: rgba(255,255,255,.22);
}
.nav__burger { display: none; }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 60px) 24px 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 0%, transparent 100%);
}
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .25;
}
.hero__glow--1 {
  width: 600px; height: 600px;
  background: var(--c-accent);
  top: -200px; left: 50%;
  transform: translateX(-60%);
}
.hero__glow--2 {
  width: 400px; height: 400px;
  background: var(--c-accent-3);
  top: 100px; right: 10%;
}
.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--c-text-muted);
  background: rgba(255,255,255,.05);
  border: 1px solid var(--c-border-med);
  padding: 6px 14px;
  border-radius: 99px;
  margin-bottom: 28px;
}
.badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.badge--new {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  color: #fff;
}
.hero__title {
  font-size: clamp(42px, 7vw, 76px);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.05;
  margin-bottom: 24px;
}
.hero__subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--c-text-muted);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero__meta {
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero__meta-item { font-size: 14px; color: var(--c-text-muted); }
.hero__meta-item strong { color: var(--c-text); font-weight: 700; margin-right: 4px; }
.hero__meta-sep { width: 1px; height: 16px; background: var(--c-border); }
.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}
.scroll-mouse {
  width: 24px; height: 36px;
  border: 2px solid rgba(255,255,255,.25);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.scroll-mouse__wheel {
  width: 4px; height: 8px;
  background: rgba(255,255,255,.4);
  border-radius: 2px;
  animation: scroll-wheel 2s infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }
@keyframes scroll-wheel { 0%{opacity:1;transform:translateY(0)} 100%{opacity:0;transform:translateY(8px)} }

/* --- App Preview --- */
.preview {
  padding: 0 0 100px;
  position: relative;
  z-index: 1;
}
.preview__window {
  background: var(--c-bg-2);
  border: 1px solid var(--c-border-med);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.06);
  max-width: 900px;
  margin: 0 auto;
}
.preview__titlebar {
  background: var(--c-bg-3);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--c-border);
}
.preview__dots { display: flex; gap: 8px; }
.dot { width: 13px; height: 13px; border-radius: 50%; }
.dot--red    { background: #ff5f57; }
.dot--yellow { background: #febc2e; }
.dot--green  { background: #28c840; }
.preview__title {
  flex: 1;
  text-align: center;
  font-size: 13px;
  color: var(--c-text-muted);
  font-weight: 500;
}
.preview__toolbar-btns {
  display: flex;
  gap: 8px;
}
.preview__btn {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.08);
  color: var(--c-text-muted);
  font-weight: 500;
}
.preview__btn--word { background: rgba(99,102,241,.2); color: var(--c-accent); }
.preview__btn--html { background: rgba(245,158,11,.15); color: var(--c-amber); }
.preview__btn--pdf  { background: rgba(239,68,68,.15); color: var(--c-red); }
.preview__body {
  display: flex;
  height: 340px;
}
.preview__sidebar {
  width: 170px;
  flex-shrink: 0;
  background: var(--c-surface);
  border-right: 1px solid var(--c-border);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.preview__module {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--c-text-muted);
  cursor: default;
  transition: all var(--transition);
}
.preview__module:hover { background: rgba(255,255,255,.06); color: var(--c-text); }
.preview__module--active {
  background: rgba(99,102,241,.18);
  color: var(--c-accent);
}
.preview__module-icon { font-size: 14px; opacity: .7; }
.preview__sidebar-lang {
  margin-top: auto;
  font-size: 12px;
  color: var(--c-text-dim);
  padding: 8px 10px;
  border-top: 1px solid var(--c-border);
}
.preview__canvas {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--c-bg-2);
}
.preview__mindmap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.preview__node {
  padding: 8px 18px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}
.preview__node--root {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  color: #fff;
  box-shadow: 0 4px 20px rgba(99,102,241,.4);
  font-size: 15px;
}
.preview__branches {
  display: flex;
  gap: 16px;
}
.preview__branch {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}
.preview__node--l1 {
  background: var(--c-bg-3);
  border: 1px solid var(--c-border-med);
  color: var(--c-text);
}
.preview__node--l2 {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  color: var(--c-text-muted);
  font-size: 12px;
  padding: 6px 14px;
}

/* --- Features --- */
.features {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(99,102,241,.03) 50%, transparent 100%);
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--c-border-med);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.feature-card--large {
  grid-column: span 2;
}
.feature-card__icon { font-size: 32px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--c-text-muted); line-height: 1.7; margin-bottom: 16px; }
.feature-card__modules {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.feature-card__modules span {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.2);
  color: var(--c-accent);
  border-radius: 99px;
}
.feature-card__code {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.code-key { color: var(--c-accent); }
.code-str { color: var(--c-green); }
.feature-card__langs { display: flex; gap: 8px; flex-wrap: wrap; }
.lang-chip {
  font-size: 13px;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 99px;
  background: var(--c-bg-3);
  border: 1px solid var(--c-border);
  color: var(--c-text-muted);
  transition: all var(--transition);
}
.lang-chip--active {
  background: rgba(99,102,241,.15);
  border-color: rgba(99,102,241,.3);
  color: var(--c-accent);
}
.feature-card__exports { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.export-chip {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 99px;
}
.export-chip--html  { background: rgba(245,158,11,.15); color: var(--c-amber); border: 1px solid rgba(245,158,11,.25); }
.export-chip--pdf   { background: rgba(239,68,68,.12); color: var(--c-red); border: 1px solid rgba(239,68,68,.2); }
.export-chip--word  { background: rgba(99,102,241,.12); color: var(--c-accent); border: 1px solid rgba(99,102,241,.2); }
.export-chip--png   { background: rgba(34,197,94,.12); color: var(--c-green, #22c55e); border: 1px solid rgba(34,197,94,.2); }

/* --- Modules --- */
.modules { padding: 100px 0; }
.modules__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.module-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition);
}
.module-card:hover {
  border-color: var(--c-border-med);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.module-card__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.module-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  flex-shrink: 0;
}
.module-card__header h3 { font-size: 15px; font-weight: 700; margin-bottom: 2px; }
.module-card__type { font-size: 12px; color: var(--c-text-muted); }
.module-card p { font-size: 13px; color: var(--c-text-muted); line-height: 1.65; margin-bottom: 14px; }
.module-card__features {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.module-card__features li {
  font-size: 12px;
  color: var(--c-text-dim);
  padding-left: 14px;
  position: relative;
}
.module-card__features li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: var(--c-accent);
}
.modules__more {
  text-align: center;
  font-size: 14px;
  color: var(--c-text-muted);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 16px 24px;
}
.modules__more strong { color: var(--c-text); }

/* --- MCP Section --- */
.mcp {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(6,182,212,.04) 50%, transparent 100%);
}
.mcp__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.mcp__benefits {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 28px 0 32px;
}
.mcp__benefits li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.mcp__benefit-icon {
  font-size: 20px;
  width: 40px;
  height: 40px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.mcp__benefits li strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}
.mcp__benefits li span { font-size: 13px; color: var(--c-text-muted); }

.code-window {
  background: #0d0d14;
  border: 1px solid var(--c-border-med);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}
.code-window__header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}
.code-window__dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-border-med);
}
.code-window__title { font-size: 12px; color: var(--c-text-muted); margin-left: 4px; font-family: var(--font-mono); }
.code-window__body { padding: 20px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.code-window__body code {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-text);
}
.c-key { color: #79b8ff; }
.c-str { color: #9ecbff; }
.c-num { color: #f8c555; }

.mcp__tools-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tool-pill {
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  background: rgba(99,102,241,.1);
  border: 1px solid rgba(99,102,241,.2);
  color: var(--c-accent);
  border-radius: 99px;
  font-family: var(--font-mono);
}
.tool-pill--more {
  background: rgba(255,255,255,.05);
  border-color: var(--c-border);
  color: var(--c-text-muted);
}

/* --- Export --- */
.export { padding: 100px 0; }
.export__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}
.export-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.export-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
}
.export-card--html::before  { background: linear-gradient(90deg, var(--c-amber), #fbbf24); }
.export-card--pdf::before   { background: linear-gradient(90deg, var(--c-red), #f87171); }
.export-card--word::before  { background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2)); }
.export-card--png::before   { background: linear-gradient(90deg, #22c55e, #4ade80); }
.export-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--c-border-med); }
.export-card__icon {
  width: 60px; height: 60px;
  margin: 0 auto 20px;
  background: var(--c-bg-3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
}
.export-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.export-card p { font-size: 14px; color: var(--c-text-muted); line-height: 1.7; margin-bottom: 20px; }
.export-card__shortcut {
  display: inline-block;
  font-size: 13px;
  font-family: var(--font-mono);
  padding: 6px 14px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 99px;
  color: var(--c-text-muted);
}
.export__note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--c-text-muted);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 14px 20px;
}
.export__note svg { flex-shrink: 0; opacity: .6; }

/* --- Tech --- */
.tech {
  padding: 100px 0;
  background: var(--c-bg-2);
}
.tech__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.tech-item {
  padding: 24px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.tech-item:hover { border-color: var(--c-border-med); transform: translateY(-2px); }
.tech-item__badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 4px 12px;
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.2);
  color: var(--c-accent);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}
.tech-item p {
  font-size: 14px;
  color: var(--c-text-muted);
  line-height: 1.65;
}
.tech-item code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: rgba(255,255,255,.07);
  padding: 1px 6px;
  border-radius: 4px;
}

/* --- Download --- */
.download {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.download::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(99,102,241,.08) 0%, transparent 70%);
}
.download__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.download__content h2 { font-size: clamp(30px, 5vw, 48px); font-weight: 800; letter-spacing: -.03em; margin-bottom: 16px; }
.download__content p { font-size: 18px; color: var(--c-text-muted); margin-bottom: 32px; }
.download__actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 24px; }
.download__version {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-muted);
  letter-spacing: 0.02em;
}
.download__all {
  font-size: 13px;
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .15s;
}
.download__all:hover { border-bottom-color: var(--c-accent); }

/* ── Downloads-/Changelog-Seite ─────────────────────────────── */
.dl-header { padding: 140px 0 40px; text-align: center; }
.dl-header__title { font-size: clamp(28px, 5vw, 44px); margin: 12px 0 14px; }
.dl-header__sub { color: var(--c-text-muted); max-width: 620px; margin: 0 auto; }
.dl-main { padding: 20px 0 100px; max-width: 820px; }
.dl-section-label {
  display: block; font-size: 13px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--c-text-dim); margin: 36px 0 16px;
}
.dl-release {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 16px; padding: 28px;
}
.dl-release--current { border-color: var(--c-border-med); }
.dl-release__head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; flex-wrap: wrap; margin-bottom: 8px;
}
.dl-release__version { font-size: 22px; margin: 0; }
.dl-release__date { font-size: 13px; color: var(--c-text-dim); }
.dl-release__req { font-size: 13px; color: var(--c-text-muted); margin: 0 0 20px; }
.dl-release__changes-title {
  font-size: 13px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; color: var(--c-text-muted); margin: 0 0 10px;
}
.dl-release__changes { margin: 0 0 20px; padding-left: 20px; }
.dl-release__changes li { margin-bottom: 8px; color: var(--c-text); line-height: 1.5; }
.dl-release__sha {
  font-size: 12px; color: var(--c-text-muted); margin: 0;
  padding-top: 16px; border-top: 1px solid var(--c-border);
  word-break: break-all;
}
.dl-release__sha code { color: var(--c-text-muted); font-size: 11px; }
.dl-older-empty { color: var(--c-text-muted); font-size: 14px; }
.dl-install { margin-top: 32px; }

/* ── Screenshot-Galerie ─────────────────────────────────────── */
.shots { padding: 100px 0; }
.shots__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 36px 28px;
  margin-top: 48px;
}
.shot { margin: 0; }
.shot img {
  width: 100%;
  height: auto;
  display: block;
}
.shot__cap {
  margin-top: 10px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-text-muted);
}
.download__requirements {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.download__requirements span {
  font-size: 13px;
  color: var(--c-text-dim);
  padding: 4px 12px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 99px;
}
.download__checksum {
  margin-top: 16px;
  font-size: 12px;
  color: var(--c-text-dim);
  line-height: 1.6;
  max-width: 520px;
}
.download__checksum code {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--c-text-muted);
  word-break: break-all;
  margin-top: 2px;
}
.download__install {
  margin-top: 24px;
  max-width: 520px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 4px 18px;
}
.download__install summary {
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  padding: 12px 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.download__install summary::-webkit-details-marker { display: none; }
.download__install summary::before {
  content: '▸';
  color: var(--c-accent);
  transition: transform .2s ease;
}
.download__install[open] summary::before { transform: rotate(90deg); }
.download__install-body { padding: 4px 0 16px; }
.download__install-body p { font-size: 14px; color: var(--c-text-muted); margin: 0 0 12px; line-height: 1.6; }
.download__install-body ol { margin: 0 0 12px; padding-left: 20px; }
.download__install-body li { font-size: 14px; color: var(--c-text-muted); margin: 6px 0; line-height: 1.6; }
.download__install-body strong { color: var(--c-text); font-weight: 600; }
.download__install-hint { font-size: 13px; }
.download__install-hint code {
  display: inline-block;
  margin-top: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--c-accent);
  background: rgba(99,102,241,.1);
  border: 1px solid rgba(99,102,241,.2);
  border-radius: 6px;
  padding: 4px 10px;
}
.download__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.stat-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}
.stat-card:hover { border-color: var(--c-border-med); transform: translateY(-2px); }
.stat-card__number {
  font-size: clamp(36px, 6vw, 52px);
  font-weight: 800;
  letter-spacing: -.04em;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-card__label { font-size: 14px; color: var(--c-text-muted); font-weight: 500; }

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--c-border);
  padding: 64px 0 40px;
  background: var(--c-bg-2);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 48px;
}
.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer__brand p { font-size: 14px; color: var(--c-text-muted); max-width: 260px; }
.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer__col h4 { font-size: 13px; font-weight: 600; color: var(--c-text); margin-bottom: 14px; letter-spacing: .02em; text-transform: uppercase; }
.footer__col a {
  display: block;
  font-size: 14px;
  color: var(--c-text-muted);
  margin-bottom: 8px;
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--c-text); }
.footer__credits {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
}
.footer__credits h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 10px;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.footer__credits p {
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-text-dim);
  max-width: 900px;
}
.footer__credits strong { color: var(--c-text-muted); font-weight: 600; }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
  font-size: 13px;
  color: var(--c-text-dim);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card--large { grid-column: span 2; }
  .modules__grid { grid-template-columns: repeat(2, 1fr); }
  .mcp__inner { grid-template-columns: 1fr; gap: 48px; }
  .download__inner { grid-template-columns: 1fr; gap: 48px; }
  .footer__inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  .features__grid { grid-template-columns: 1fr; }
  .feature-card--large { grid-column: span 1; }
  .modules__grid { grid-template-columns: 1fr; }
  .export__grid { grid-template-columns: 1fr; }
  .tech__grid { grid-template-columns: 1fr; }
  .download__stats { grid-template-columns: 1fr 1fr; }
  .nav__links { display: none; }
  .nav__lang { margin-left: auto; }
  .nav__burger { display: flex; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; margin-left: 8px; }
  .nav__burger span { display: block; width: 22px; height: 2px; background: var(--c-text); border-radius: 2px; transition: all var(--transition); }
  .nav__links.open { display: flex; flex-direction: column; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--c-bg-2); border-bottom: 1px solid var(--c-border); padding: 16px; gap: 4px; }
  .nav__links.open a { padding: 10px 4px; }   /* größere Touch-Ziele */
  /* Kompaktere Abstände auf Tablets/Phones */
  .features, .modules, .mcp, .export, .tech, .download { padding: 64px 0; }
  .container, .nav__inner { padding-left: 20px; padding-right: 20px; }
}

/* Kleine Smartphones */
@media (max-width: 480px) {
  .features, .modules, .mcp, .export, .tech, .download { padding: 48px 0; }
  .container, .nav__inner { padding-left: 16px; padding-right: 16px; }
  .download__stats { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .code-window__body { padding: 14px; }
  .code-window__body code { font-size: 12px; }
  .download__checksum code { font-size: 10px; }
}