/* ============================================================
   OBESSER IT — Premium Stylesheet
   ============================================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --purple-600: #0284c7;
  --purple-500: #0ea5e9;
  --purple-400: #38bdf8;
  --purple-300: #7dd3fc;
  --purple-100: #e0f2fe;

  --dark-950: #060c18;
  --dark-900: #0b1221;
  --dark-800: #101c2e;
  --dark-700: #162438;
  --dark-600: #1e3048;

  --text-primary: #f0f9ff;
  --text-secondary: #94a3b8;
  --text-muted: #526175;

  --border: rgba(56,189,248,0.12);
  --border-hover: rgba(56,189,248,0.35);

  --glass: rgba(255,255,255,0.03);
  --glass-border: rgba(255,255,255,0.06);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --shadow-glow: 0 0 60px rgba(56,189,248,0.18);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.45);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.87, 0, 0.13, 1);

  --font-main: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--dark-950);
  color: var(--text-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.no-scroll { overflow: hidden; }

::selection { background: rgba(56,189,248,0.25); color: var(--text-primary); }

/* ---------- Custom Scrollbar ---------- */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--dark-900); }
::-webkit-scrollbar-thumb { background: var(--purple-500); border-radius: 2px; }

/* ---------- Custom Cursor ---------- */
.cursor {
  position: fixed; top: 0; left: 0; z-index: 9999;
  width: 12px; height: 12px;
  background: var(--purple-400);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.3s var(--ease-out), height 0.3s var(--ease-out), background 0.3s;
  mix-blend-mode: screen;
}
.cursor-follower {
  position: fixed; top: 0; left: 0; z-index: 9998;
  width: 36px; height: 36px;
  border: 1px solid rgba(56,189,248,0.4);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: transform 0.35s var(--ease-out), width 0.4s var(--ease-out), height 0.4s var(--ease-out), border-color 0.3s;
}
.cursor.hover { width: 8px; height: 8px; }
.cursor-follower.hover { width: 56px; height: 56px; border-color: var(--purple-400); }

@media (hover: none) { .cursor, .cursor-follower { display: none; } }

/* ---------- Loader ---------- */
.loader {
  position: fixed; inset: 0; z-index: 9000;
  background: var(--dark-950);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}
.loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.loader-logo {
  width: 64px; height: 64px;
  animation: spin 2s linear infinite;
}
.loader-logo-img {
  height: 60px; width: auto;
  filter: invert(1);
  opacity: 0.9;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-bar {
  width: 200px; height: 2px;
  background: rgba(14,165,233,0.2); border-radius: 1px;
  overflow: hidden;
}
.loader-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--purple-600), var(--purple-400));
  border-radius: 1px;
  animation: loadFill 1.8s var(--ease-out) forwards;
}
@keyframes loadFill { from { width: 0%; } to { width: 100%; } }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 20px 0;
  transition: background 0.4s, padding 0.4s, backdrop-filter 0.4s;
}
.nav.scrolled {
  background: rgba(4,3,10,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.nav-container {
  max-width: 1200px; margin: 0 auto;
  padding: 0 40px;
  display: flex; align-items: center; gap: 40px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 1.1rem; font-weight: 500;
  letter-spacing: -0.02em;
}
.nav-logo strong { color: var(--purple-400); }
.nav-logo-img {
  height: 54px; width: auto;
  /* Weißen Hintergrund unsichtbar machen, schwarze Elemente weiß zeigen */
  filter: invert(1);
  transition: opacity 0.3s, filter 0.3s;
}
.nav-logo:hover .nav-logo-img {
  filter: invert(1) sepia(1) saturate(3) hue-rotate(175deg) brightness(1.1);
}
.nav-links {
  display: flex; align-items: center; gap: 32px;
  margin-left: auto;
}
.nav-link {
  text-decoration: none; color: var(--text-secondary);
  font-size: 0.9rem; font-weight: 500;
  position: relative;
  transition: color 0.3s;
}
.nav-link::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--purple-400);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-cta {
  display: flex; align-items: center;
  padding: 10px 22px;
  background: linear-gradient(135deg, var(--purple-600), var(--purple-400));
  color: #fff; text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 0.875rem; font-weight: 600;
  transition: opacity 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
  box-shadow: 0 4px 20px rgba(14,165,233,0.3);
}
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 8px 30px rgba(14,165,233,0.45); }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  display: block; width: 24px; height: 1.5px;
  background: var(--text-primary); border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-canvas {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
}
.hero-glow {
  position: absolute; border-radius: 50%;
  filter: blur(120px); pointer-events: none; z-index: 1;
}
.glow-1 {
  width: 600px; height: 600px; top: -200px; left: -100px;
  background: radial-gradient(circle, rgba(14,165,233,0.15) 0%, transparent 70%);
  animation: floatGlow 8s ease-in-out infinite;
}
.glow-2 {
  width: 400px; height: 400px; top: 20%; right: -50px;
  background: radial-gradient(circle, rgba(56,189,248,0.12) 0%, transparent 70%);
  animation: floatGlow 10s ease-in-out infinite reverse;
}
.glow-3 {
  width: 300px; height: 300px; bottom: 10%; left: 40%;
  background: radial-gradient(circle, rgba(125,211,252,0.08) 0%, transparent 70%);
  animation: floatGlow 12s ease-in-out infinite;
}
@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(20px, -30px); }
  66% { transform: translate(-15px, 20px); }
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 120px 40px 80px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px;
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: 100px;
  font-size: 0.825rem; font-weight: 500; color: var(--text-secondary);
  margin-bottom: 32px;
  backdrop-filter: blur(10px);
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 8px #22c55e; }
  50% { box-shadow: 0 0 16px #22c55e, 0 0 4px #22c55e; }
}
.hero-title {
  font-family: var(--font-main);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 28px;
  color: var(--text-primary);
}
.gradient-text {
  background: linear-gradient(135deg, var(--purple-500), var(--purple-300), #e0f2fe);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.hero-sub {
  font-size: 1.1rem; line-height: 1.7;
  color: var(--text-secondary); margin-bottom: 40px;
}
.hero-sub strong { color: var(--text-primary); }
.hero-actions {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  flex-wrap: wrap; margin-bottom: 60px;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600; font-size: 0.9rem;
  text-decoration: none; cursor: pointer;
  border: none; transition: all 0.3s var(--ease-out);
  position: relative; overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.05);
  opacity: 0; transition: opacity 0.3s;
}
.btn:hover::before { opacity: 1; }
.btn-primary {
  background: linear-gradient(135deg, var(--purple-600), var(--purple-400));
  color: #fff;
  box-shadow: 0 4px 20px rgba(14,165,233,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 35px rgba(14,165,233,0.5);
}
.btn-ghost {
  background: var(--glass); border: 1px solid var(--glass-border);
  color: var(--text-primary); backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}
.btn-large { padding: 18px 36px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-main);
  font-size: 2.5rem; font-weight: 700;
  color: var(--text-primary); line-height: 1;
}
.stat-plus { font-size: 1.5rem; color: var(--purple-400); font-weight: 700; }
.stat-label { display: block; font-size: 0.8rem; color: var(--text-muted); margin-top: 6px; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

.hero-scroll {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 8px;
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--purple-400), transparent);
}
.hero-scroll span { font-size: 0.7rem; color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; }
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- Sections ---------- */
.section { padding: 120px 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.section-header { text-align: center; margin-bottom: 80px; }
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.25);
  border-radius: 100px;
  font-size: 0.8rem; font-weight: 600;
  color: var(--purple-400); letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 20px;
}
.section-title {
  font-family: var(--font-main);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -0.03em;
  line-height: 1.15; margin-bottom: 20px;
}
.section-sub { font-size: 1rem; color: var(--text-secondary); max-width: 500px; margin: 0 auto; line-height: 1.7; }

/* ---------- Services ---------- */
.services { background: var(--dark-900); }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card {
  position: relative;
  padding: 40px 36px;
  background: var(--dark-800);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.4s, transform 0.4s var(--ease-out), box-shadow 0.4s;
  cursor: default;
}
.service-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(14,165,233,0.04), transparent 60%);
  opacity: 0; transition: opacity 0.4s;
}
.service-card:hover { border-color: var(--border-hover); transform: translateY(-6px); box-shadow: var(--shadow-glow); }
.service-card:hover::before { opacity: 1; }
.service-card.featured {
  background: linear-gradient(135deg, rgba(14,165,233,0.12), rgba(56,189,248,0.06));
  border-color: rgba(14,165,233,0.35);
}
.card-glow {
  position: absolute; width: 200px; height: 200px;
  top: -60px; right: -60px;
  background: radial-gradient(circle, rgba(14,165,233,0.15), transparent 70%);
  pointer-events: none;
}
.card-badge {
  position: absolute; top: 20px; right: 20px;
  padding: 4px 12px;
  background: linear-gradient(135deg, var(--purple-600), var(--purple-400));
  color: #fff; font-size: 0.7rem; font-weight: 700;
  border-radius: 100px; letter-spacing: 0.05em;
}
.card-icon {
  width: 56px; height: 56px;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.2);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--purple-400);
  margin-bottom: 28px;
  transition: background 0.3s, border-color 0.3s;
}
.service-card:hover .card-icon {
  background: rgba(14,165,233,0.2);
  border-color: rgba(14,165,233,0.4);
}
.service-card h3 {
  font-family: var(--font-main);
  font-size: 1.25rem; font-weight: 600;
  margin-bottom: 16px; letter-spacing: -0.02em;
}
.service-card p { color: var(--text-secondary); line-height: 1.7; font-size: 0.9rem; margin-bottom: 24px; }
.card-features {
  list-style: none; margin-bottom: 32px;
}
.card-features li {
  font-size: 0.85rem; color: var(--text-secondary);
  padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.04);
  display: flex; align-items: center; gap: 8px;
}
.card-features li::before {
  content: '';
  display: block; width: 4px; height: 4px; border-radius: 50%;
  background: var(--purple-400); flex-shrink: 0;
}
.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--purple-400); text-decoration: none;
  font-size: 0.875rem; font-weight: 600;
  transition: gap 0.3s var(--ease-out), color 0.3s;
}
.card-link:hover { color: var(--purple-300); gap: 10px; }

/* ---------- About ---------- */
.about { background: var(--dark-950); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-visual { position: relative; }
.about-image-wrap {
  position: relative; display: flex; justify-content: center;
}
.about-image-bg {
  position: absolute; inset: -20px;
  background: radial-gradient(circle at 50% 50%, rgba(14,165,233,0.12), transparent 70%);
  border-radius: 50%; animation: rotateSlow 20s linear infinite;
}
@keyframes rotateSlow { to { transform: rotate(360deg); } }
.about-image-card {
  position: relative; z-index: 1;
  width: 260px; height: 260px;
  background: var(--dark-800);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 20px;
  padding: 32px;
  box-shadow: var(--shadow-card);
}
.about-image-card--photo {
  width: 300px; height: auto;
  padding: 0; gap: 0; overflow: hidden;
}
.about-photo {
  width: 100%; height: 360px;
  object-fit: cover; object-position: center top;
  display: block;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  transition: transform 0.5s var(--ease-out);
}
.about-image-card--photo:hover .about-photo {
  transform: scale(1.03);
}
.about-image-card--photo .about-name-card {
  width: 100%; text-align: center;
  padding: 18px 20px;
  background: var(--dark-800);
  border-top: 1px solid var(--border);
}
.about-avatar { width: 100px; height: 100px; }
.about-name-card { text-align: center; }
.about-name-card strong { display: block; font-family: var(--font-main); font-size: 1rem; font-weight: 600; }
.about-name-card span { font-size: 0.8rem; color: var(--text-muted); }
.about-floating-badge {
  position: absolute; z-index: 2;
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: var(--dark-800); border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.8rem; font-weight: 600; color: var(--text-primary);
  box-shadow: var(--shadow-card);
  white-space: nowrap;
  animation: floatBadge 4s ease-in-out infinite;
}
.badge-top { top: -16px; right: -24px; animation-delay: 0s; }
.badge-bottom { bottom: -16px; left: -24px; animation-delay: 2s; }
@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.about-content { }
.about-content .section-tag { display: inline-block; }
.about-content .section-title { text-align: left; margin-top: 16px; }
.about-text {
  color: var(--text-secondary); line-height: 1.8;
  margin-bottom: 20px; font-size: 0.95rem;
}
.about-text strong { color: var(--text-primary); }
.about-skills { margin: 32px 0 28px; display: flex; flex-direction: column; gap: 18px; }
.skill-item { }
.skill-header {
  display: flex; justify-content: space-between;
  font-size: 0.85rem; font-weight: 500;
  margin-bottom: 8px; color: var(--text-secondary);
}
.skill-bar {
  height: 4px; background: rgba(14,165,233,0.15);
  border-radius: 2px; overflow: hidden;
}
.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--purple-600), var(--purple-300));
  border-radius: 2px; width: 0%;
  transition: width 1.2s var(--ease-out);
}
.about-os { display: flex; gap: 10px; flex-wrap: wrap; }
.os-badge {
  padding: 6px 14px;
  background: rgba(14,165,233,0.08);
  border: 1px solid rgba(14,165,233,0.15);
  border-radius: 100px;
  font-size: 0.8rem; color: var(--purple-300);
  transition: background 0.3s, border-color 0.3s;
}
.os-badge:hover { background: rgba(14,165,233,0.18); border-color: rgba(14,165,233,0.35); }

/* ---------- Portfolio ---------- */
.portfolio { background: var(--dark-900); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.portfolio-card {
  padding: 36px 32px;
  background: var(--dark-800); border: 1px solid var(--border);
  border-radius: var(--radius-lg); position: relative; overflow: hidden;
  transition: border-color 0.4s, transform 0.4s var(--ease-out), box-shadow 0.4s;
}
.portfolio-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--purple-600), var(--purple-400));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.portfolio-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.portfolio-card:hover::after { transform: scaleX(1); }
.portfolio-number {
  font-family: var(--font-main);
  font-size: 3rem; font-weight: 800;
  color: rgba(14,165,233,0.12);
  line-height: 1; margin-bottom: 20px;
  transition: color 0.4s;
}
.portfolio-card:hover .portfolio-number { color: rgba(14,165,233,0.25); }
.portfolio-card h3 {
  font-family: var(--font-main);
  font-size: 1.1rem; font-weight: 600;
  margin-bottom: 12px; letter-spacing: -0.02em;
}
.portfolio-card p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; }

/* ---------- CTA Banner ---------- */
.cta-banner {
  position: relative; padding: 100px 0;
  background: linear-gradient(135deg, rgba(14,165,233,0.15) 0%, rgba(56,189,248,0.08) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.cta-glow {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 300px;
  background: radial-gradient(ellipse, rgba(14,165,233,0.2), transparent 70%);
  pointer-events: none;
}
.cta-content { text-align: center; position: relative; z-index: 1; }
.cta-content h2 {
  font-family: var(--font-main);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.cta-content p { font-size: 1.05rem; color: var(--text-secondary); margin-bottom: 40px; }

/* ---------- Contact ---------- */
.contact { background: var(--dark-950); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-card {
  display: flex; align-items: center; gap: 20px;
  padding: 24px 28px;
  background: var(--dark-800); border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.3s, background 0.3s;
}
.contact-card:hover { border-color: var(--border-hover); background: rgba(14,165,233,0.06); }
.contact-icon {
  width: 48px; height: 48px;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--purple-400); flex-shrink: 0;
}
.contact-label { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.06em; }
.contact-value {
  display: block; font-size: 0.95rem; font-weight: 500;
  color: var(--text-primary); text-decoration: none;
  transition: color 0.3s;
}
a.contact-value:hover { color: var(--purple-400); }
.contact-social { margin-top: 8px; }
.social-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px;
  background: var(--dark-800); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.875rem; font-weight: 500;
  transition: all 0.3s;
}
.social-btn:hover { border-color: var(--border-hover); color: var(--purple-400); transform: translateY(-2px); }

/* Contact Form */
.contact-form {
  padding: 44px 40px;
  background: var(--dark-800); border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: 0.825rem; font-weight: 500; color: var(--text-secondary); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: var(--text-primary); font-family: var(--font-body); font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
  appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group select { color: var(--text-muted); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M2 4L6 8L10 4' stroke='%236b6890' stroke-width='1.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.form-group select option { background: var(--dark-800); color: var(--text-primary); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--purple-600);
  background: rgba(14,165,233,0.04);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.12);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 0.75rem; color: var(--text-muted); text-align: center; margin-top: 12px; }

/* DSGVO Consent Checkbox */
.form-group--consent { margin-bottom: 20px; }
.consent-label {
  display: flex; align-items: flex-start; gap: 12px;
  cursor: pointer;
}
.consent-label input[type="checkbox"] {
  position: absolute; opacity: 0; width: 0; height: 0;
}
.consent-box {
  flex-shrink: 0; margin-top: 2px;
  width: 18px; height: 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 4px;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
  display: flex; align-items: center; justify-content: center;
}
.consent-box::after {
  content: '';
  display: block; width: 5px; height: 9px;
  border-right: 2px solid #fff; border-bottom: 2px solid #fff;
  transform: rotate(45deg) scale(0) translateY(-1px);
  transition: transform 0.2s cubic-bezier(0.16,1,0.3,1);
}
.consent-label input:checked + .consent-box {
  background: var(--purple-500); border-color: var(--purple-500);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.15);
}
.consent-label input:checked + .consent-box::after {
  transform: rotate(45deg) scale(1) translateY(-1px);
}
.consent-label:hover .consent-box { border-color: var(--purple-400); }
.consent-text {
  font-size: 0.8rem; color: var(--text-secondary); line-height: 1.6;
}
.consent-text a { color: var(--purple-400); text-decoration: none; }
.consent-text a:hover { text-decoration: underline; }
.form-feedback {
  margin-top: 14px; padding: 14px 18px;
  border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 500;
  display: none; text-align: center;
}
.form-feedback.success {
  display: block;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.25);
  color: #4ade80;
}
.form-feedback.error {
  display: block;
  background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.25);
  color: #f87171;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--dark-900);
  border-top: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.footer-glow {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 200px;
  background: radial-gradient(ellipse at top, rgba(14,165,233,0.08), transparent 70%);
  pointer-events: none;
}
.footer-top {
  padding: 80px 0 60px;
  display: grid; grid-template-columns: 1fr 2fr; gap: 80px;
  position: relative;
}
.footer-brand { }
.footer-brand .nav-logo { margin-bottom: 20px; display: inline-flex; }
.footer-brand .nav-logo-img { height: 44px; }
.footer-brand p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; max-width: 260px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h4 { font-size: 0.8rem; font-weight: 600; color: var(--text-primary); letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.footer-col a, .footer-col span {
  font-size: 0.875rem; color: var(--text-muted);
  text-decoration: none; transition: color 0.3s;
}
.footer-col a:hover { color: var(--purple-400); }
.footer-bottom {
  padding: 24px 0;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.8rem; color: var(--text-muted);
}
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { color: var(--text-muted); text-decoration: none; transition: color 0.3s; }
.footer-legal a:hover { color: var(--purple-400); }

/* ---------- Reveal Animations ---------- */
.reveal-up, .reveal-left, .reveal-right, .reveal-card {
  opacity: 0; transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-60px); }
.reveal-right { transform: translateX(60px); }
.reveal-card { transform: translateY(50px); }
.reveal-up.visible, .reveal-left.visible, .reveal-right.visible, .reveal-card.visible {
  opacity: 1; transform: translate(0);
}
.reveal-card.visible { transition-delay: calc(var(--delay, 0) * 1ms); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .about-visual { display: flex; justify-content: center; }
  .about-content .section-title, .about-content .section-tag { text-align: center; margin-left: auto; margin-right: auto; }
  .about-text { text-align: center; }
  .about-os { justify-content: center; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-brand p { max-width: 400px; }
}

@media (max-width: 768px) {
  .nav-container { padding: 0 20px; }
  .nav-links {
    position: fixed; top: 0; right: 0; bottom: 0;
    width: 280px;
    background: var(--dark-900);
    border-left: 1px solid var(--border);
    flex-direction: column; align-items: flex-start;
    padding: 100px 32px 40px;
    gap: 8px;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-out);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-link { font-size: 1.1rem; padding: 8px 0; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }

  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .container { padding: 0 20px; }
  .section { padding: 80px 0; }
  .contact-form { padding: 32px 24px; }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 20px; }
  .stat-divider { display: none; }
  .footer-links { grid-template-columns: 1fr; }
}