/* ============================================================
   WEBUX.CH – 3D Redesign Stylesheet
   Design: Dark futuristic with glassmorphism, Three.js hero
   Architecture: Mobile-First, BEM, CSS Custom Properties
   ============================================================ */

/* ── 1. Fonts ─────────────────────────────────── */
@font-face { font-display: swap; font-family: 'Inter'; font-style: normal; font-weight: 400; src: url('assets/fonts/inter-v20-latin-regular.woff2') format('woff2'); }
@font-face { font-display: swap; font-family: 'Inter'; font-style: normal; font-weight: 500; src: url('assets/fonts/inter-v20-latin-500.woff2') format('woff2'); }
@font-face { font-display: swap; font-family: 'Inter'; font-style: normal; font-weight: 600; src: url('assets/fonts/inter-v20-latin-600.woff2') format('woff2'); }
@font-face { font-display: swap; font-family: 'Inter'; font-style: normal; font-weight: 700; src: url('assets/fonts/inter-v20-latin-700.woff2') format('woff2'); }
@font-face { font-display: swap; font-family: 'Inter'; font-style: normal; font-weight: 800; src: url('assets/fonts/inter-v20-latin-800.woff2') format('woff2'); }

/* ── 2. Design Tokens ─────────────────────────── */
:root {
  /* Colors – Dark */
  --bg-0:        #06060f;
  --bg-1:        #0a0a1c;
  --bg-2:        #0e0e28;
  --bg-surface:  rgba(12, 12, 30, 0.7);
  --bg-card:     rgba(255, 255, 255, 0.035);
  --bg-card-hov: rgba(255, 255, 255, 0.06);

  /* Accent palette */
  --accent-1:    #4f7bf7;   /* Electric blue */
  --accent-2:    #8b5cf6;   /* Violet */
  --accent-3:    #22d3ee;   /* Cyan */
  --accent-glow: rgba(79, 123, 247, 0.18);
  --accent-grad: linear-gradient(135deg, var(--accent-1), var(--accent-2));

  /* Text */
  --text-1:   #eef0ff;
  --text-2:   rgba(238, 240, 255, 0.62);
  --text-3:   rgba(238, 240, 255, 0.35);

  /* Borders */
  --border:      rgba(255, 255, 255, 0.07);
  --border-glow: rgba(79, 123, 247, 0.4);

  /* Spacing */
  --container:   min(1200px, 100% - 3rem);
  --section-gap: clamp(5rem, 10vw, 9rem);

  /* Radius */
  --r-sm: 8px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;

  /* Transitions */
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:   cubic-bezier(0.7, 0, 0.84, 0);
  --t-fast:    0.18s ease;
  --t-med:     0.4s var(--ease-out);
  --t-slow:    0.7s var(--ease-out);

  /* Font */
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

/* Nur Dark Mode – kein Light Mode */

/* ── 3. Reset & Base ──────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-1) var(--bg-1);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: var(--accent-1); border-radius: 99px; }

body {
  font-family: var(--font);
  background-color: var(--bg-0);
  color: var(--text-1);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ── 4. Spotlight / Taschenlampen-Effekt ──────── */
/* Normaler Browser-Cursor bleibt erhalten.
   Nur der Spotlight-Ring folgt der Maus als atmosphärischer Lichteffekt. */
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 420px; height: 420px;
  background: radial-gradient(
    circle,
    rgba(79, 123, 247, 0.07) 0%,
    transparent 70%
  );
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.4s ease;
  /* No border — pure soft glow only */
}

@media (hover: none), (pointer: coarse) {
  .cursor-ring { display: none; }
}

/* ── 5. Layout ────────────────────────────────── */
.container {
  width: var(--container);
  margin-inline: auto;
}

.section {
  padding-block: var(--section-gap);
  position: relative;
}

/* Dot grid background accent */
.section-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(rgba(79, 123, 247, 0.09) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.section > .container { position: relative; z-index: 1; }

/* Section Header */
.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-1);
  background: rgba(79, 123, 247, 0.1);
  border: 1px solid rgba(79, 123, 247, 0.2);
  padding: 0.3rem 0.9rem;
  border-radius: 99px;
  margin-bottom: 1.25rem;
}

.section-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, var(--text-1) 0%, rgba(238,240,255,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.8;
}

/* ── 6. Navigation ────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-med);
}

/*
 * backdrop-filter auf ::before statt auf .site-header selbst!
 * Grund: backdrop-filter auf einem Element erzeugt einen neuen Stacking-Context,
 * was position:fixed Kinder (das mobile Menü) relativ zum Header
 * statt zum Viewport positioniert → Menü-Overlay bricht beim Scrollen.
 */
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(6, 6, 15, 0);
  backdrop-filter: blur(0px) saturate(100%);
  -webkit-backdrop-filter: blur(0px) saturate(100%);
  transition: background var(--t-med), backdrop-filter var(--t-med);
  pointer-events: none;
  z-index: 0;
}

.site-header.is-scrolled::before {
  background: rgba(6, 6, 15, 0.88);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
}

.site-header.is-scrolled {
  border-color: var(--border);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 72px;
  position: relative;
  z-index: 1; /* über dem ::before Pseudo-Element */
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__logo-img {
  height: 26px;
  width: auto;
  display: block;
}

/* Desktop nav links */
.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav__close-wrapper { display: none; }

.nav__link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-2);
  padding: 0.5rem 0.85rem;
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%; right: 50%;
  height: 2px;
  background: var(--accent-grad);
  border-radius: 99px;
  transition: left var(--t-med), right var(--t-med);
}

.nav__link:hover { color: var(--text-1); }
.nav__link:hover::after { left: 0.85rem; right: 0.85rem; }

.nav__link--cta {
  background: rgba(79, 123, 247, 0.12);
  border: 1px solid rgba(79, 123, 247, 0.25);
  color: var(--accent-1);
  margin-left: 0.5rem;
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover {
  background: rgba(79, 123, 247, 0.22);
  color: var(--accent-1);
  border-color: rgba(79, 123, 247, 0.5);
}


/* Mobile hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 8px;
  width: 40px; height: 40px;
  margin-left: auto;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  position: relative;
  z-index: 2100; /* immer sichtbar, auch wenn Menü offen */
}

.nav__toggle-bar {
  width: 22px; height: 2px;
  background: var(--text-1);
  border-radius: 2px;
  transition: transform 0.35s var(--ease-out), opacity 0.2s ease, background 0.2s ease;
  transform-origin: center;
}

/* ── Hamburger → X wenn Menü offen ─────────────
   Bars: 2px hoch, 5px gap → Center-Abstand = 7px  */
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--accent-1);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--accent-1);
}

/* ── 7. Hero ──────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 80% at 50% 50%, transparent 0%, var(--bg-0) 100%);
  z-index: 1;
  pointer-events: none;
}

.hero__gradient-bottom {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 280px;
  background: linear-gradient(to top, var(--bg-0), transparent);
  z-index: 1;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  padding-bottom: 4rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.75rem;
}

/* Badge */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.45rem 1rem;
  border-radius: 99px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hero__badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-3);
  box-shadow: 0 0 8px var(--accent-3);
  animation: pulse-green 2.5s ease-in-out infinite;
}

@keyframes pulse-green {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent-3); }
  50% { opacity: 0.6; box-shadow: 0 0 16px var(--accent-3); }
}

/* Heading */
.hero__heading {
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  max-width: 820px;
}

.hero__heading-line {
  display: block;
  color: var(--text-1);
}

.hero__heading-accent {
  background: linear-gradient(90deg, var(--accent-1) 0%, var(--accent-2) 50%, var(--accent-3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 30px rgba(79, 123, 247, 0.4));
}

.hero__subtext {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-2);
  line-height: 1.8;
  max-width: 520px;
}

/* Hero CTA buttons */
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

/* Stats row */
.hero__stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}

.hero__stat { display: flex; flex-direction: column; gap: 0.15rem; }

.hero__stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero__stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  transition: color var(--t-fast);
}
.hero__scroll-hint:hover { color: var(--text-2); }

.hero__scroll-icon {
  width: 26px; height: 42px;
  border: 1.5px solid var(--border);
  border-radius: 13px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 6px;
}

.hero__scroll-dot {
  width: 4px; height: 10px;
  background: var(--accent-1);
  border-radius: 2px;
  animation: scroll-bounce 2s var(--ease-out) infinite;
}

@keyframes scroll-bounce {
  0% { transform: translateY(0); opacity: 1; }
  80% { transform: translateY(14px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ── 8. Buttons ───────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: var(--r-md);
  border: 1.5px solid transparent;
  transition: all var(--t-med);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn svg { width: 16px; height: 16px; transition: transform var(--t-med); }
.btn:hover svg { transform: translateX(3px); }

.btn--primary {
  background: var(--accent-grad);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 0 0 0 rgba(79, 123, 247, 0);
}

.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-2), var(--accent-1));
  opacity: 0;
  transition: opacity var(--t-med);
}
.btn--primary:hover::before { opacity: 1; }
.btn--primary:hover { box-shadow: 0 8px 32px rgba(79, 123, 247, 0.4); transform: translateY(-2px); }
.btn--primary span { position: relative; z-index: 1; }
.btn--primary svg { position: relative; z-index: 1; }

.btn--ghost {
  background: var(--bg-card);
  color: var(--text-1);
  border-color: var(--border);
  backdrop-filter: blur(12px);
}
.btn--ghost:hover {
  background: var(--bg-card-hov);
  border-color: var(--border-glow);
  color: var(--accent-1);
  transform: translateY(-2px);
}

.btn--full { width: 100%; justify-content: center; }
.btn--full svg { display: none; }

.btn.is-loading .btn-text { display: none; }
.btn:not(.is-loading) .btn-loading { display: none; }

/* ── 9. Service Cards ─────────────────────────── */
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  transition: border-color var(--t-med), background var(--t-med), box-shadow var(--t-med);
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
}

/* Glow orb on hover */
.service-card__glow {
  position: absolute;
  top: -60px; left: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(79, 123, 247, 0.15), transparent 70%);
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med);
}

.service-card:hover .service-card__glow { opacity: 1; }
.service-card:hover {
  border-color: rgba(79, 123, 247, 0.3);
  background: var(--bg-card-hov);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(79, 123, 247, 0.1);
}

/* Card shine (appears on mouse-over via JS) */
.card-shine {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  z-index: 1;
}

.service-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--r-md);
  background: rgba(79, 123, 247, 0.1);
  border: 1px solid rgba(79, 123, 247, 0.2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
  transition: background var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
  position: relative; z-index: 2;
}

.service-card__icon svg {
  width: 24px; height: 24px;
  stroke: var(--accent-1);
  transition: stroke var(--t-fast);
}

.service-card:hover .service-card__icon {
  background: rgba(79, 123, 247, 0.18);
  border-color: rgba(79, 123, 247, 0.4);
  box-shadow: 0 0 20px rgba(79, 123, 247, 0.2);
}

.service-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-1);
  margin-bottom: 0.75rem;
  position: relative; z-index: 2;
}

.service-card__desc {
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  position: relative; z-index: 2;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  position: relative; z-index: 2;
}

.service-card__list li {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-card__list li::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent-1);
  flex-shrink: 0;
  opacity: 0.6;
}


/* ── 10. Team Cards ───────────────────────────── */
.team { background: var(--bg-1); }

.team__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(320px, 480px));
  justify-content: center;
  gap: 1.5rem;
}

.team-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2.5rem;
  transition: border-color var(--t-med), box-shadow var(--t-med);
  overflow: hidden;
  transform-style: preserve-3d;
}

.team-card:hover {
  border-color: rgba(139, 92, 246, 0.35);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(139, 92, 246, 0.1);
}

.team-card__top {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  position: relative; z-index: 2;
}

.team-card__avatar {
  width: 65%;
  height: auto;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid rgba(79, 123, 247, 0.35);
  box-shadow: 0 0 24px rgba(79, 123, 247, 0.25);
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  aspect-ratio: 1;
}

.team-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  border-radius: 50%;
}

.team-card__avatar--2 {
  border-color: rgba(139, 92, 246, 0.35);
  box-shadow: 0 0 24px rgba(139, 92, 246, 0.25);
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
}

.team-card__role-badge {
  display: none;
}

.team-card__body { position: relative; z-index: 2;text-align: center; }

.team-card__name {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-1);
  margin-bottom: 0.25rem;
}

.team-card__role {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-1);
  margin-bottom: 1.25rem;
}

.team-card__desc {
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.team-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
  border-radius: 99px;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.tag:hover {
  color: var(--accent-1);
  border-color: rgba(79, 123, 247, 0.3);
  background: rgba(79, 123, 247, 0.06);
}

/* ── 11. Portfolio ────────────────────────────── */
.portfolio { background: var(--bg-0); }

.portfolio__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.filter-btn {
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border-radius: 99px;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--t-med);
}

.filter-btn:hover, .filter-btn--active {
  color: var(--accent-1);
  background: rgba(79, 123, 247, 0.1);
  border-color: rgba(79, 123, 247, 0.35);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--t-med), box-shadow var(--t-med), transform var(--t-med);
}

.portfolio-card:hover {
  border-color: rgba(79, 123, 247, 0.3);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  transform: translateY(-4px);
}

.portfolio-card.is-hidden {
  display: none;
}

.portfolio-card__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--bg-2);
}

.portfolio-card__img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.portfolio-card:hover .portfolio-card__img {
  transform: scale(1.05);
}

.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(6, 6, 15, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--t-med);
}

.portfolio-card:hover .portfolio-card__overlay { opacity: 1; }

.portfolio-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  background: rgba(79, 123, 247, 0.9);
  border: 1px solid rgba(79, 123, 247, 0.5);
  padding: 0.6rem 1.25rem;
  border-radius: 99px;
  backdrop-filter: blur(8px);
  transform: translateY(8px);
  transition: transform var(--t-med), background var(--t-med);
}

.portfolio-card:hover .portfolio-card__cta { transform: translateY(0); }
.portfolio-card__cta:hover { background: var(--accent-1); }

.portfolio-card__cta--no-link {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.portfolio-card__cta svg { width: 14px; height: 14px; }

.portfolio-card__body {
  padding: 1.5rem;
}

.portfolio-card__category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-1);
  background: rgba(79, 123, 247, 0.1);
  border: 1px solid rgba(79, 123, 247, 0.18);
  padding: 0.2rem 0.65rem;
  border-radius: 99px;
  margin-bottom: 0.75rem;
}

.portfolio-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 0.6rem;
}

.portfolio-card__desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ── 12. Contact ──────────────────────────────── */
.contact { background: var(--bg-1); }

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact__info-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 0.75rem;
}

.contact__info-text {
  font-size: 0.95rem;
  color: var(--text-2);
  margin-bottom: 1rem;
}

.contact__email a {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent-1);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--t-fast);
}
.contact__email a:hover { color: var(--accent-3); }

.contact__features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.contact__feature {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.92rem;
  color: var(--text-2);
}

.contact__feature-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(79, 123, 247, 0.1);
  border: 1px solid rgba(79, 123, 247, 0.2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.contact__feature-icon svg {
  width: 14px; height: 14px;
  stroke: var(--accent-1);
}

/* Contact Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.contact-form__honeypot {
  position: absolute;
  left: -9999px;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.form-label span { color: var(--accent-1); }

.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.8rem 1rem;
  font-family: var(--font);
  font-size: 0.92rem;
  color: var(--text-1);
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
  outline: none;
}

.form-input::placeholder { color: var(--text-3); }

.form-input:focus {
  border-color: var(--accent-1);
  background: rgba(79, 123, 247, 0.04);
  box-shadow: 0 0 0 4px rgba(79, 123, 247, 0.08);
}

.form-input.is-invalid {
  border-color: #f87171;
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-error {
  display: block;
  font-size: 0.78rem;
  color: #f87171;
  margin-top: 0.4rem;
}

.form-success {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  color: #4ade80;
  padding: 1rem;
  border-radius: var(--r-md);
  font-size: 0.9rem;
  text-align: center;
  margin-top: 1rem;
}

.form-error-general {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.3);
  color: #f87171;
  padding: 1rem;
  border-radius: var(--r-md);
  font-size: 0.9rem;
  text-align: center;
  margin-top: 1rem;
}

/* ── 13. Footer ───────────────────────────────── */
.site-footer {
  background: var(--bg-0);
  border-top: 1px solid var(--border);
  padding-block: 3rem;
}

.footer__layout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer__brand { display: flex; flex-direction: column; gap: 0.5rem; }

.footer__tagline {
  font-size: 0.82rem;
  color: var(--text-3);
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.footer__link {
  font-size: 0.85rem;
  color: var(--text-3);
  padding: 0.4rem 0.75rem;
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.footer__link:hover {
  color: var(--text-1);
  background: var(--bg-card);
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ── 14. Reveal Animations ────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* Stagger for grid children */
.services__grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.services__grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.services__grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.services__grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.services__grid .reveal:nth-child(6) { transition-delay: 0.40s; }

.portfolio__grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.portfolio__grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.portfolio__grid .reveal:nth-child(4) { transition-delay: 0.3s; }
.portfolio__grid .reveal:nth-child(5) { transition-delay: 0.4s; }
.portfolio__grid .reveal:nth-child(6) { transition-delay: 0.5s; }

.team__grid .reveal:nth-child(2) { transition-delay: 0.15s; }

/* Hero entrance animations */
.hero__badge { animation: hero-fade-up 0.8s 0.2s var(--ease-out) both; }
.hero__heading { animation: hero-fade-up 0.9s 0.35s var(--ease-out) both; }
.hero__subtext { animation: hero-fade-up 0.8s 0.5s var(--ease-out) both; }
.hero__actions { animation: hero-fade-up 0.8s 0.65s var(--ease-out) both; }
.hero__stats { animation: hero-fade-up 0.8s 0.75s var(--ease-out) both; }
.hero__scroll-hint { animation: hero-scroll-hint-in 0.8s 1s var(--ease-out) both; }

@keyframes hero-scroll-hint-in {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); filter: blur(4px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0);    filter: blur(0); }
}

@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(20px); filter: blur(4px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

/* Keine sichtbaren Container-Grenzen im Hero */
.hero__content,
.hero__content > * {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}
/* Badge behält eigenes Styling */
.hero__badge {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
}

/* ── 15. Mobile Navigation (nur kleine Screens) ── */
@media (max-width: 767px) {
  /* Tablet-Stile (1024px Block) gelten bereits —
     hier nur Mobile-spezifische Anpassungen */
}

/* ── 16. Responsive: Tablet (768px – 1024px) ── */
@media (max-width: 1024px) {
  /* Header zentriert wie auf Mobile */
  .nav {
    justify-content: center;
  }
  .nav__toggle {
    display: flex;
    position: absolute;
    right: 0;
    order: 2;
  }
  .nav__logo {
    position: absolute;
    left: 0;
    order: 1;
  }

  /* Menü-Overlay für Tablet + Mobile */
  .nav__menu {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #06060f;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transform: translateX(100%);
    z-index: 2000;
    border: none;
    visibility: hidden;
    overflow: hidden;
    touch-action: none;
    margin-left: 0;
  }
  .nav__menu.has-transition {
    transition: transform 0.45s var(--ease-out), visibility 0.45s;
  }
  .nav__menu.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .nav__link {
    font-size: clamp(1.4rem, 5vw, 1.75rem);
    font-weight: 600;
    letter-spacing: -0.01em;
    padding: 0.7rem 2rem;
    color: var(--text-2);
    width: 100%;
    text-align: center;
    border-radius: var(--r-md);
    transition: color var(--t-fast), background var(--t-fast);
  }
  .nav__link:hover,
  .nav__link:focus-visible {
    color: var(--text-1);
    background: rgba(255, 255, 255, 0.04);
  }
  .nav__link::after { display: none; }

  .nav__link--cta {
    color: var(--accent-1);
    background: rgba(79, 123, 247, 0.1);
    border: 1px solid rgba(79, 123, 247, 0.25);
    margin-top: 0;
    font-size: clamp(1rem, 4vw, 1.2rem);
    padding: 0.85rem 2.5rem;
  }
  .nav__link--cta:hover {
    background: rgba(79, 123, 247, 0.2);
    border-color: rgba(79, 123, 247, 0.5);
    color: var(--accent-1);
  }

  .nav__menu li:last-child {
    margin-top: 1rem;
  }

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

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

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

  .contact__layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  /* Footer logo: absolute positioning vom Header-Nav zurücksetzen */
  .footer__brand .nav__logo {
    position: relative;
    left: auto;
  }

  /* Footer */
  .footer__layout {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
  }
  .footer__brand {
    align-items: center;
    width: 100%;
  }
  .footer__nav {
    justify-content: center;
    width: 100%;
  }
  .footer__copy {
    width: 100%;
    text-align: center;
  }
}

/* ── 17. Responsive: Mobile (max 600px) ─────── */
@media (max-width: 600px) {
  :root {
    --section-gap: clamp(3.5rem, 10vw, 5rem);
    --container:   calc(100% - 2.5rem);
  }

  /* Prevent any horizontal overflow */
  html, body { overflow-x: hidden; max-width: 100vw; }
  * { max-width: 100%; }

  /* Hero: alles zentriert auf Mobile */
  .hero__content {
    padding-top: 96px;
    align-items: center;
    text-align: center;
  }

  .hero__badge { align-self: center; }

  .hero__heading,
  .hero__heading-line { text-align: center; }

  .hero__subtext { text-align: center; }

  .hero__stats {
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
  }

  /* CTA Buttons: gleich gross, volle Breite */
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0.75rem;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  /* Grids: eine Spalte */
  .services__grid  { grid-template-columns: 1fr; }
  .team__grid      { grid-template-columns: 1fr; }
  .portfolio__grid { grid-template-columns: 1fr; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 1.5rem; }

  /* Footer logo: absolute positioning vom Header-Nav zurücksetzen */
  .footer__brand .nav__logo {
    position: relative;
    left: auto;
  }

  /* Footer */
  .footer__layout {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
  }
  .footer__brand {
    align-items: center;
    width: 100%;
  }
  .footer__nav {
    justify-content: center;
    width: 100%;
  }
  .footer__copy {
    width: 100%;
    text-align: center;
  }

  /* Scroll-Hint auf Mobile ausblenden */
  .hero__scroll-hint { display: none; }

  /* Portfolio filter: scrollbar bei zu vielen Buttons */
  .portfolio__filters {
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }

  /* Tags umbrechen sauber */
  .team-card__tags { gap: 0.4rem; }
  .tag { font-size: 0.72rem; padding: 0.25rem 0.6rem; }

  /* Service card padding */
  .service-card { padding: 1.5rem; }
  .team-card    { padding: 1.75rem; }
}

/* ── (max 400px) ─── */
@media (max-width: 400px) {
  :root { --container: calc(100% - 2rem); }

  .hero__heading { font-size: clamp(2.2rem, 9vw, 2.8rem); }

  .hero__stat-num   { font-size: 1.1rem; }
  .hero__stat-label { font-size: 0.7rem; }
  .hero__stats      { gap: 1rem; }
}