/* ================================================================
   KUNZ² GEBÄUDESERVICE – Crystal Clean Premium Design
   Unique · WOW-Factor · Psychologically Optimized
   ================================================================ */

/* ---- Variables ---- */
:root {
  --blue:          #2563EB;
  --blue-light:    #3B82F6;
  --blue-dark:     #1D4ED8;
  --blue-glow:     rgba(37,99,235,.35);
  --blue-subtle:   rgba(37,99,235,.08);
  --cyan:          #06B6D4;
  --green:         #10B981;
  --wa:            #25D366;

  --dark:          #080C14;
  --dark-2:        #0D1321;
  --dark-3:        #111827;
  --dark-card:     rgba(17,24,39,.7);
  --dark-glass:    rgba(255,255,255,.04);
  --dark-border:   rgba(255,255,255,.08);
  --dark-border-2: rgba(255,255,255,.12);

  --white:         #FFFFFF;
  --white-90:      rgba(255,255,255,.9);
  --white-70:      rgba(255,255,255,.7);
  --white-50:      rgba(255,255,255,.5);
  --white-30:      rgba(255,255,255,.3);
  --white-10:      rgba(255,255,255,.1);

  --text:          #F1F5F9;
  --text-muted:    #94A3B8;
  --text-dim:      #64748B;

  --font:          'Outfit', system-ui, sans-serif;
  --font-serif:    'DM Serif Display', Georgia, serif;

  --nav-h:         72px;
  --max-w:         1200px;
  --r-sm:          .5rem;
  --r-md:          1rem;
  --r-lg:          1.5rem;
  --r-xl:          2rem;
  --r-full:        9999px;

  --ease-out:      cubic-bezier(.16,1,.3,1);
  --ease-spring:   cubic-bezier(.34,1.56,.64,1);
  --ease-in-out:   cubic-bezier(.4,0,.2,1);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: var(--font); cursor: pointer; border: none; background: none; }

/* ---- Layout ---- */
.container { width: 100%; max-width: var(--max-w); margin-inline: auto; padding-inline: 1.5rem; }
.section { padding-block: 7rem; }

/* ================================================================
   CUSTOM CURSOR
   ================================================================ */
.cursor, .cursor-trail {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  transition: opacity .3s;
}
.cursor {
  width: 12px; height: 12px;
  background: var(--white);
  transform: translate(-50%,-50%);
  transition: transform .1s, width .2s var(--ease-out), height .2s var(--ease-out);
}
.cursor-trail {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(255,255,255,.5);
  transform: translate(-50%,-50%);
  transition: left .12s var(--ease-out), top .12s var(--ease-out);
}
.cursor.hover { width: 40px; height: 40px; background: var(--blue-light); }
.cursor-trail.hover { width: 60px; height: 60px; border-color: var(--blue-light); }
@media (hover: none) { .cursor, .cursor-trail { display: none; } }

/* ================================================================
   LOADER
   ================================================================ */
.loader {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--dark);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .5s, visibility .5s;
}
.loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__inner { text-align: center; }
.loader__logo {
  font-size: 3.5rem; font-weight: 900; color: var(--white);
  letter-spacing: -.05em; line-height: 1;
  margin-bottom: 2rem;
}
.loader__k { font-family: var(--font); }
.loader__sup {
  font-size: 1.5rem; color: var(--blue-light);
  vertical-align: super; font-weight: 900;
}
.loader__bar {
  width: 200px; height: 2px;
  background: var(--dark-border);
  border-radius: var(--r-full);
  overflow: hidden; margin: 0 auto 1rem;
}
.loader__fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  border-radius: var(--r-full);
  transition: width .05s linear;
}
.loader__text { font-size: .8rem; color: var(--text-dim); letter-spacing: .1em; text-transform: uppercase; }

/* ================================================================
   NAVIGATION
   ================================================================ */
.nav-wrap {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  transition: background .3s, border-color .3s, backdrop-filter .3s;
}
.nav-wrap.scrolled {
  background: rgba(8,12,20,.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--dark-border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; max-width: var(--max-w); margin-inline: auto; padding-inline: 1.5rem;
}

/* Logo */
.nav__logo { display: flex; flex-direction: column; gap: 0; line-height: 1; }
.logo-mark { display: flex; align-items: flex-start; line-height: 1; }
.logo-mark__kunz {
  font-size: 2rem; font-weight: 900; color: var(--white);
  letter-spacing: -.06em; font-family: var(--font);
}
.logo-mark__sup {
  font-size: .9rem; font-weight: 900; color: var(--blue-light);
  margin-top: .1rem; margin-left: .05rem;
}
.logo-mark__sub {
  font-size: .6rem; font-weight: 500; color: var(--text-muted);
  letter-spacing: .1em; text-transform: uppercase; margin-top: .1rem;
}

/* Nav links */
.nav__links {
  display: flex; align-items: center; gap: 2rem;
}
.nav__link {
  font-size: .875rem; font-weight: 500; color: var(--white-70);
  position: relative; padding: .25rem 0;
  transition: color .2s;
}
.nav__link::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 0; height: 1.5px;
  background: linear-gradient(90deg, var(--blue-light), var(--cyan));
  border-radius: var(--r-full);
  transition: width .3s var(--ease-out);
}
.nav__link:hover { color: var(--white); }
.nav__link:hover::after { width: 100%; }
.nav__link--cta {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: var(--white) !important;
  padding: .55rem 1.4rem !important;
  border-radius: var(--r-full);
  font-weight: 600;
  box-shadow: 0 0 20px var(--blue-glow);
  transition: box-shadow .2s, transform .2s var(--ease-spring) !important;
}
.nav__link--cta::after { display: none !important; }
.nav__link--cta:hover {
  box-shadow: 0 0 32px var(--blue-glow);
  transform: translateY(-1px);
}
.nav__link--cta span { pointer-events: none; }

/* Burger */
.nav__burger {
  display: none; color: var(--white); padding: .5rem;
  border-radius: var(--r-sm);
}
.nav__burger .b2 { transition: width .3s var(--ease-out); }
.nav__burger.active .b1 { transform-origin: center; animation: b1open .3s forwards; }
.nav__burger.active .b3 { transform-origin: center; animation: b3open .3s forwards; }
.nav__burger.active .b2 { width: 0; }
@keyframes b1open { to { transform: translateY(8px) rotate(45deg); } }
@keyframes b3open { to { transform: translateY(-8px) rotate(-45deg); } }

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 2rem;
  border-radius: var(--r-full);
  font-size: .95rem; font-weight: 700; font-family: var(--font);
  cursor: pointer; border: none;
  position: relative; overflow: hidden;
  transition: transform .25s var(--ease-spring), box-shadow .25s;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(0); }
.btn__icon { transition: transform .25s var(--ease-spring); }
.btn:hover .btn__icon { transform: translateX(4px); }
.btn__shine {
  position: absolute; top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transform: skewX(-20deg);
  transition: left .5s var(--ease-out);
}
.btn:hover .btn__shine { left: 150%; }

.btn--glow {
  background: linear-gradient(135deg, var(--blue-light), var(--blue-dark));
  color: var(--white);
  box-shadow: 0 4px 24px var(--blue-glow);
}
.btn--glow:hover { box-shadow: 0 8px 40px var(--blue-glow); }

.btn--ghost-hero {
  background: transparent;
  color: var(--white-70);
  border: 1.5px solid var(--dark-border-2);
  padding: .85rem 2rem;
  border-radius: var(--r-full);
  font-size: .95rem; font-weight: 600;
  transition: color .2s, border-color .2s, background .2s, transform .25s var(--ease-spring);
}
.btn--ghost-hero:hover {
  color: var(--white);
  border-color: var(--white-30);
  background: var(--white-10);
  transform: translateY(-3px);
}

.btn--card {
  display: inline-flex; align-items: center; gap: .4rem;
  background: var(--blue); color: var(--white);
  padding: .6rem 1.4rem; border-radius: var(--r-full);
  font-size: .85rem; font-weight: 700;
  margin-top: auto;
  transition: background .2s, transform .2s var(--ease-spring);
}
.btn--card:hover { background: var(--blue-dark); transform: translateY(-2px); }

.btn--sm { padding: .7rem 1.5rem; font-size: .875rem; }

.btn--white-solid {
  background: var(--white); color: var(--blue-dark);
  padding: .85rem 1.75rem; border-radius: var(--r-full);
  font-size: .95rem; font-weight: 700;
  transition: transform .25s var(--ease-spring), box-shadow .25s;
  display: inline-flex; align-items: center; gap: .5rem;
}
.btn--white-solid:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(255,255,255,.2); }

.btn--whatsapp {
  background: var(--wa); color: var(--white);
  padding: .85rem 1.75rem; border-radius: var(--r-full);
  font-size: .95rem; font-weight: 700;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: transform .25s var(--ease-spring), box-shadow .25s;
}
.btn--whatsapp:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(37,211,102,.4); }

.btn--submit { width: 100%; justify-content: center; font-size: 1rem; padding: 1rem 2rem; }

/* ================================================================
   SECTION TYPOGRAPHY
   ================================================================ */
.section-chip {
  display: inline-block;
  font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue-light);
  background: rgba(59,130,246,.12);
  border: 1px solid rgba(59,130,246,.2);
  padding: .3rem .9rem; border-radius: var(--r-full);
  margin-bottom: 1rem;
}
.section-chip--blue { color: var(--cyan); background: rgba(6,182,212,.1); border-color: rgba(6,182,212,.2); }

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 900; line-height: 1.1; letter-spacing: -.04em;
  color: var(--white);
}
.section-title--center { text-align: center; }

.section-body {
  font-size: 1.05rem; color: var(--text-muted); line-height: 1.8;
}
.section-body--center { text-align: center; max-width: 600px; margin-inline: auto; }

.section-header { margin-bottom: 4rem; }

.text-accent { color: var(--blue-light); }
.text-gradient {
  background: linear-gradient(135deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: center;
  overflow: hidden; padding-top: var(--nav-h);
  background: var(--dark);
}

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

.hero__content {
  position: relative; z-index: 2;
  max-width: var(--max-w); margin-inline: auto;
  padding-inline: 1.5rem; padding-block: 6rem;
  max-width: 760px;
}

.hero__eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: .78rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  color: var(--white-50);
  margin-bottom: 1.5rem;
}
.eyebrow__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cyan);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity:1; box-shadow: 0 0 0 0 rgba(6,182,212,.4); }
  50% { opacity:.8; box-shadow: 0 0 0 6px rgba(6,182,212,0); }
}

.hero__headline {
  font-size: clamp(3.2rem, 8vw, 7rem);
  font-weight: 900; line-height: 1.0; letter-spacing: -.05em;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.hero__line { display: block; }
.hero__line--1 {
  background: linear-gradient(135deg, var(--white) 40%, var(--white-50));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero__line--2 { color: var(--white); }

/* Word swap */
.hero__word-swap {
  position: relative; display: inline-block;
  color: transparent;
  background: linear-gradient(135deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__word-swap .word {
  position: absolute; left: 0; top: 0;
  opacity: 0; transform: translateY(20px);
  transition: opacity .4s, transform .4s var(--ease-out);
  white-space: nowrap;
  background: linear-gradient(135deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__word-swap .word.active {
  opacity: 1; transform: translateY(0);
  position: relative;
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--white-50); margin-bottom: 2.5rem; line-height: 1.6;
}
.hero__sub em { color: var(--white-70); font-style: italic; }

.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }

.hero__trust-bar { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.trust-pill {
  display: flex; align-items: center; gap: .4rem;
  font-size: .8rem; font-weight: 500; color: var(--white-50);
}
.trust-pill svg { color: var(--cyan); flex-shrink: 0; }

/* 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: .5rem;
  color: var(--white-30); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  animation: float-scroll 2.5s ease-in-out infinite;
}
@keyframes float-scroll {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}
.scroll-mouse {
  width: 22px; height: 34px;
  border: 1.5px solid var(--white-30); border-radius: 12px;
  display: flex; justify-content: center; padding-top: 5px;
}
.scroll-mouse__wheel {
  width: 3px; height: 6px;
  background: var(--white-30); border-radius: var(--r-full);
  animation: scroll-wheel 1.8s ease-in-out infinite;
}
@keyframes scroll-wheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}

/* Floating glass cards */
.hero__float {
  position: absolute; z-index: 2;
  background: rgba(255,255,255,.04);
  backdrop-filter: blur(12px);
  border: 1px solid var(--dark-border-2);
  border-radius: var(--r-lg);
  padding: 1rem 1.5rem;
  display: flex; align-items: center; gap: .75rem;
  color: var(--white-70); font-size: .85rem; font-weight: 500;
  pointer-events: none;
}
.hero__float svg { color: var(--blue-light); flex-shrink: 0; }
.hero__float--1 { top: 20%; right: 8%; animation: float1 6s ease-in-out infinite; }
.hero__float--2 { top: 45%; right: 5%; animation: float2 7s ease-in-out infinite .5s; }
.hero__float--3 { top: 68%; right: 10%; animation: float3 5.5s ease-in-out infinite 1s; }
@keyframes float1 { 0%,100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-12px) rotate(1deg); } }
@keyframes float2 { 0%,100% { transform: translateY(0) rotate(1deg); } 50% { transform: translateY(-16px) rotate(-1deg); } }
@keyframes float3 { 0%,100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-10px) rotate(2deg); } }

/* ================================================================
   PROBLEM / SOLUTION
   ================================================================ */
.problem { background: var(--dark-2); }
.problem__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start;
}
.problem__left, .problem__right { display: flex; flex-direction: column; gap: 1.5rem; }
.problem__list { display: flex; flex-direction: column; gap: .75rem; }
.problem__item {
  display: flex; align-items: center; gap: .75rem;
  padding: .85rem 1.25rem;
  border-radius: var(--r-md);
  font-size: .9rem; font-weight: 500;
  transition: transform .2s var(--ease-spring);
}
.problem__item:hover { transform: translateX(4px); }
.problem__item--bad { background: rgba(239,68,68,.06); border: 1px solid rgba(239,68,68,.12); color: var(--text-muted); }
.problem__item--good { background: rgba(16,185,129,.06); border: 1px solid rgba(16,185,129,.12); color: var(--text); }
.item-icon { font-size: 1rem; font-weight: 900; flex-shrink: 0; width: 24px; text-align: center; }
.item-icon--bad { color: #EF4444; }
.item-icon--good { color: var(--green); }

/* ================================================================
   STATS BAND
   ================================================================ */
.stats-band {
  background: linear-gradient(135deg, var(--blue-dark), #1E3A8A);
  padding-block: 3.5rem;
  position: relative; overflow: hidden;
}
.stats-band::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='20' cy='20' r='3'/%3E%3C/g%3E%3C/svg%3E");
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
  position: relative;
}
.stat-item {
  text-align: center;
  opacity: 0; transform: translateY(20px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
  transition-delay: var(--delay, 0s);
}
.stat-item.visible { opacity: 1; transform: translateY(0); }
.stat-num {
  display: block;
  font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 900; color: var(--white);
  letter-spacing: -.04em; line-height: 1;
  margin-bottom: .5rem;
}
.stat-label { font-size: .85rem; color: rgba(255,255,255,.65); font-weight: 500; }

/* ================================================================
   LEISTUNGEN
   ================================================================ */
.leistungen { background: var(--dark); }

/* Filter Tabs */
.service-tabs {
  display: flex; gap: .5rem; flex-wrap: wrap;
  justify-content: center; margin-bottom: 3rem;
}
.tab-btn {
  padding: .5rem 1.25rem; border-radius: var(--r-full);
  font-size: .85rem; font-weight: 600; font-family: var(--font);
  color: var(--text-muted);
  background: var(--dark-glass);
  border: 1px solid var(--dark-border);
  cursor: pointer;
  transition: all .2s var(--ease-out);
}
.tab-btn:hover { color: var(--white); border-color: var(--dark-border-2); }
.tab-btn.active {
  background: var(--blue); color: var(--white);
  border-color: var(--blue); box-shadow: 0 0 16px var(--blue-glow);
}

/* Services Grid */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}

/* 3D Flip Cards */
.service-card-3d {
  perspective: 1000px;
  height: 320px;
  opacity: 0; transform: translateY(30px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
  transition-delay: calc(var(--i) * .08s);
}
.service-card-3d.visible { opacity: 1; transform: translateY(0); }
.service-card-3d.hidden-filter { display: none; }

.card-3d__inner {
  position: relative; width: 100%; height: 100%;
  transform-style: preserve-3d;
  transition: transform .7s var(--ease-out);
}
.service-card-3d:hover .card-3d__inner { transform: rotateY(180deg); }

.card-3d__front, .card-3d__back {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--r-xl);
  padding: 2rem;
  display: flex; flex-direction: column; gap: .75rem;
  border: 1px solid var(--dark-border);
}
.card-3d__front {
  background: var(--dark-card);
  backdrop-filter: blur(12px);
  overflow: hidden;
}
.card-3d__front::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-light), transparent);
  opacity: 0;
  transition: opacity .3s;
}
.service-card-3d:hover .card-3d__front::before { opacity: 1; }

.card-3d__back {
  background: linear-gradient(135deg, var(--blue-dark), #1E3A8A);
  transform: rotateY(180deg);
  border-color: rgba(59,130,246,.3);
}
.card-3d__back h3 { color: var(--white); font-size: 1.1rem; font-weight: 800; margin-bottom: .5rem; }
.card-3d__back ul { flex: 1; display: flex; flex-direction: column; gap: .4rem; }
.card-3d__back ul li {
  font-size: .85rem; color: rgba(255,255,255,.8);
  padding-left: 1rem; position: relative;
}
.card-3d__back ul li::before {
  content: '→'; position: absolute; left: 0;
  color: var(--cyan); font-size: .75rem;
}

.card-3d__icon {
  width: 60px; height: 60px;
  background: var(--blue-subtle);
  border: 1px solid rgba(59,130,246,.2);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-light);
  transition: background .3s, color .3s, transform .3s var(--ease-spring);
}
.service-card-3d:hover .card-3d__icon {
  background: var(--blue); color: var(--white); transform: scale(1.1) rotate(-5deg);
}

.card-3d__front h3 { font-size: 1.05rem; font-weight: 800; color: var(--white); line-height: 1.3; }
.card-3d__front p { font-size: .875rem; color: var(--text-muted); flex: 1; line-height: 1.6; }
.card-3d__tag {
  display: inline-block; align-self: flex-start;
  font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--blue-light); background: var(--blue-subtle);
  border: 1px solid rgba(59,130,246,.2);
  padding: .2rem .7rem; border-radius: var(--r-full);
}
.card-3d__tag--white { color: var(--white); background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.2); }
.card-3d__flip-hint {
  font-size: .75rem; color: var(--text-dim); font-weight: 500;
  transition: color .2s;
}
.service-card-3d:hover .card-3d__flip-hint { color: var(--blue-light); }

/* Wide Card */
.service-card-wide {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(37,99,235,.15), rgba(6,182,212,.08));
  border: 1px solid rgba(59,130,246,.25);
  border-radius: var(--r-xl);
  padding: 2.5rem;
  display: flex; align-items: center; gap: 2rem;
  opacity: 0; transform: translateY(30px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out), box-shadow .3s;
  transition-delay: calc(var(--i) * .08s);
}
.service-card-wide.visible { opacity: 1; transform: translateY(0); }
.service-card-wide:hover { box-shadow: 0 0 40px rgba(37,99,235,.2); }
.service-card-wide__icon {
  width: 80px; height: 80px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  box-shadow: 0 8px 24px var(--blue-glow);
}
.service-card-wide__body { flex: 1; }
.service-card-wide__body h3 { font-size: 1.3rem; font-weight: 800; color: var(--white); margin-bottom: .5rem; }
.service-card-wide__body p { font-size: .95rem; color: var(--text-muted); }

/* ================================================================
   BEFORE / AFTER SLIDER
   ================================================================ */
.before-after { background: var(--dark-2); }
.ba-slider {
  position: relative; width: 100%; max-width: 900px; margin-inline: auto;
  border-radius: var(--r-xl); overflow: hidden;
  aspect-ratio: 16/9; cursor: ew-resize;
  box-shadow: 0 24px 80px rgba(0,0,0,.5);
  border: 1px solid var(--dark-border);
  user-select: none;
}
.ba-before, .ba-after {
  position: absolute; inset: 0;
}
.ba-before img, .ba-after img {
  width: 100%; height: 100%; object-fit: cover;
}
.ba-after { clip-path: inset(0 50% 0 0); transition: clip-path 0s; }
.ba-label {
  position: absolute; bottom: 1.5rem;
  padding: .35rem .9rem; border-radius: var(--r-full);
  font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
}
.ba-label--before { left: 1.5rem; background: rgba(0,0,0,.6); color: var(--white-70); }
.ba-label--after { right: 1.5rem; background: var(--blue); color: var(--white); }
.ba-handle {
  position: absolute; top: 0; bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 3px; z-index: 5;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.ba-handle__line { position: absolute; inset: 0; background: var(--white); opacity: .8; }
.ba-handle__circle {
  position: relative; z-index: 1;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--white);
  display: flex; align-items: center; justify-content: center; gap: 0;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
  color: var(--blue-dark);
}

/* ================================================================
   ÜBER UNS
   ================================================================ */
.ueber { background: var(--dark); }
.ueber__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center;
}
.ueber__img-wrap {
  position: relative; border-radius: var(--r-xl); overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: 0 32px 80px rgba(0,0,0,.5);
}
.ueber__img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .8s var(--ease-out);
}
.ueber__img-wrap:hover img { transform: scale(1.04); }
.ueber__img-badge {
  position: absolute; bottom: 1.5rem; right: 1.5rem;
  background: rgba(8,12,20,.85);
  backdrop-filter: blur(16px);
  border: 1px solid var(--dark-border-2);
  border-radius: var(--r-md);
  padding: .85rem 1.25rem;
  display: flex; flex-direction: column; gap: .2rem;
}
.ueber-badge__logo {
  font-size: 1.4rem; font-weight: 900; color: var(--white); letter-spacing: -.04em;
}
.ueber-badge__logo sup { font-size: .65em; color: var(--blue-light); }
.ueber__img-badge span:last-child { font-size: .72rem; color: var(--text-muted); }

.ueber__float {
  position: absolute;
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: var(--white); box-shadow: 0 8px 24px var(--blue-glow);
}
.ueber__float--1 { top: 10%; left: -1rem; animation: float1 6s ease-in-out infinite; }
.ueber__float--2 { bottom: 15%; left: -1rem; animation: float2 7s ease-in-out infinite .5s; }

.ueber__content { display: flex; flex-direction: column; gap: 1.5rem; }
.ueber__quote {
  font-size: 1.1rem; font-style: italic;
  color: var(--blue-light);
  border-left: 2px solid var(--blue-light);
  padding-left: 1.25rem; line-height: 1.7;
}

.ueber__pillars { display: flex; flex-direction: column; gap: 1rem; }
.pillar {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--dark-glass);
  border: 1px solid var(--dark-border);
  border-radius: var(--r-md);
  transition: border-color .2s, background .2s, transform .2s var(--ease-spring);
}
.pillar:hover {
  border-color: rgba(59,130,246,.3);
  background: rgba(37,99,235,.06);
  transform: translateX(4px);
}
.pillar__icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--blue-subtle);
  border: 1px solid rgba(59,130,246,.2);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-light);
}
.pillar strong { display: block; font-size: .95rem; font-weight: 700; color: var(--white); margin-bottom: .15rem; }
.pillar p { font-size: .85rem; color: var(--text-muted); }

/* ================================================================
   CTA STRIP
   ================================================================ */
.cta-strip {
  position: relative; overflow: hidden;
  padding-block: 5rem;
  background: var(--dark-2);
}
.cta-strip__bg { position: absolute; inset: 0; pointer-events: none; }
.cta-strip__orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: .25;
}
.cta-strip__orb--1 { width: 500px; height: 500px; background: var(--blue); top: -200px; left: -100px; }
.cta-strip__orb--2 { width: 400px; height: 400px; background: var(--cyan); bottom: -200px; right: -100px; }
.cta-strip__inner {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem; flex-wrap: wrap;
}
.cta-strip__text h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 900; color: var(--white); letter-spacing: -.03em; margin-bottom: .5rem;
}
.cta-strip__text p { font-size: 1rem; color: var(--text-muted); }
.cta-strip__btns { display: flex; gap: 1rem; flex-wrap: wrap; flex-shrink: 0; }

/* ================================================================
   KONTAKT
   ================================================================ */
.kontakt { background: var(--dark-3); }
.kontakt__grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 4rem; align-items: start; }

.kontakt__info { display: flex; flex-direction: column; gap: 1rem; }
.kinfo-card {
  display: flex; align-items: flex-start; gap: 1rem;
  background: var(--dark-glass);
  border: 1px solid var(--dark-border);
  border-radius: var(--r-md);
  padding: 1.25rem;
  transition: border-color .2s, background .2s;
}
.kinfo-card:hover { border-color: rgba(59,130,246,.3); background: rgba(37,99,235,.06); }
.kinfo-card__icon {
  width: 44px; height: 44px; flex-shrink: 0;
  background: var(--blue-subtle);
  border: 1px solid rgba(59,130,246,.2);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-light);
}
.kinfo-card strong { display: block; font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin-bottom: .25rem; }
.kinfo-card p { font-size: .9rem; color: var(--text); line-height: 1.5; }
.kinfo-card a { color: var(--blue-light); transition: color .2s; }
.kinfo-card a:hover { color: var(--cyan); }

.kinfo-promise { display: flex; flex-direction: column; gap: 0; margin-top: .5rem; }
.promise-item {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--dark-border);
}
.promise-item:last-child { border-bottom: none; }
.promise-num {
  font-size: 1.5rem; font-weight: 900; color: var(--blue-light);
  opacity: .4; line-height: 1; flex-shrink: 0; width: 2.5rem;
}
.promise-item strong { display: block; font-size: .9rem; font-weight: 700; color: var(--white); margin-bottom: .15rem; }
.promise-item p { font-size: .8rem; color: var(--text-muted); }

/* Form */
.kontakt__form {
  background: var(--dark-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--dark-border);
  border-radius: var(--r-xl);
  padding: 2.5rem;
  display: flex; flex-direction: column; gap: 1.25rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-field { display: flex; flex-direction: column; gap: .4rem; }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-size: .82rem; font-weight: 600; color: var(--text-muted); }
.form-field input, .form-field select, .form-field textarea {
  font-family: var(--font); font-size: .95rem; color: var(--white);
  background: rgba(255,255,255,.04);
  border: 1.5px solid var(--dark-border);
  border-radius: var(--r-md);
  padding: .8rem 1rem;
  outline: none; width: 100%;
  transition: border-color .2s, background .2s, box-shadow .2s;
  -webkit-appearance: none;
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-dim); }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--blue-light);
  background: rgba(37,99,235,.06);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.form-field input.invalid, .form-field textarea.invalid {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,.15);
}
.form-field select {
  cursor: pointer; color: var(--text);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .75rem center;
  padding-right: 2.5rem;
}
.form-field select option { background: var(--dark-3); color: var(--text); }
.form-field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: .75rem; color: var(--text-dim); text-align: center; }
.form-success {
  display: flex; align-items: center; gap: 1rem;
  background: rgba(16,185,129,.1);
  border: 1px solid rgba(16,185,129,.25);
  border-radius: var(--r-md); padding: 1.25rem;
  color: var(--green);
}
.form-success strong { display: block; font-size: .95rem; font-weight: 700; margin-bottom: .15rem; }
.form-success p { font-size: .85rem; color: var(--text-muted); }

/* ================================================================
   FOOTER
   ================================================================ */
.footer { background: var(--dark); }
.footer__top { padding-block: 5rem 3rem; border-bottom: 1px solid var(--dark-border); }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 4rem; }
.footer__logo {
  font-size: 2.5rem; font-weight: 900; color: var(--white);
  letter-spacing: -.06em; line-height: 1; display: inline-flex; align-items: flex-start;
}
.footer__logo-kunz { font-family: var(--font); }
.footer__logo-sup { font-size: 1rem; color: var(--blue-light); font-weight: 900; margin-top: .1rem; }
.footer__logo-sub { font-size: .65rem; font-weight: 500; color: var(--text-muted); letter-spacing: .1em; text-transform: uppercase; margin-top: .25rem; margin-bottom: 1rem; }
.footer__tagline { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }
.footer__col strong { display: block; font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--white-50); margin-bottom: 1rem; }
.footer__col ul { display: flex; flex-direction: column; gap: .5rem; }
.footer__col li, .footer__col a { font-size: .875rem; color: var(--text-muted); transition: color .2s; }
.footer__col a:hover { color: var(--white); }
.footer__bottom {
  padding-block: 1.5rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem;
}
.footer__bottom p { font-size: .78rem; color: var(--text-dim); }
.footer__bottom a { color: var(--text-muted); transition: color .2s; }
.footer__bottom a:hover { color: var(--white); }

/* ================================================================
   MODALS
   ================================================================ */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 1.5rem; }
.modal[hidden] { display: none; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.75); backdrop-filter: blur(8px); }
.modal__box {
  position: relative; z-index: 1;
  background: var(--dark-3);
  border: 1px solid var(--dark-border-2);
  border-radius: var(--r-xl);
  padding: 2.5rem; max-width: 560px; width: 100%;
  max-height: 85vh; overflow-y: auto;
  box-shadow: 0 32px 80px rgba(0,0,0,.6);
  animation: modal-in .3s var(--ease-out);
}
@keyframes modal-in { from { opacity:0; transform: translateY(20px) scale(.97); } to { opacity:1; transform: none; } }
.modal__box h2 { font-size: 1.5rem; font-weight: 800; color: var(--white); margin-bottom: 1.5rem; }
.modal__box h3 { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); margin-top: 1.25rem; margin-bottom: .4rem; }
.modal__box p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }
.modal__close {
  position: absolute; top: 1.25rem; right: 1.25rem;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--dark-glass); border: 1px solid var(--dark-border);
  color: var(--text-muted); font-size: .9rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, color .2s;
}
.modal__close:hover { background: rgba(239,68,68,.15); color: #EF4444; }

/* ================================================================
   BACK TO TOP
   ================================================================ */
.btt {
  position: fixed; bottom: 7rem; right: 1.5rem; z-index: 50;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--dark-card);
  border: 1px solid var(--dark-border-2);
  color: var(--white-70);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transform: translateY(12px);
  transition: opacity .3s, transform .3s var(--ease-out), background .2s, color .2s;
  backdrop-filter: blur(12px);
}
.btt.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.btt:hover { background: var(--blue); color: var(--white); border-color: var(--blue); }

/* ================================================================
   WHATSAPP FLOAT
   ================================================================ */
.wa-float {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 50;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--wa); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 32px rgba(37,211,102,.4);
  transition: transform .3s var(--ease-spring), box-shadow .3s;
}
.wa-float:hover { transform: scale(1.1) translateY(-3px); box-shadow: 0 12px 40px rgba(37,211,102,.5); }
.wa-float__tooltip {
  position: absolute; right: calc(100% + .75rem); top: 50%; transform: translateY(-50%);
  background: var(--dark-3); border: 1px solid var(--dark-border-2);
  color: var(--white); font-size: .78rem; font-weight: 600;
  padding: .4rem .85rem; border-radius: var(--r-full);
  white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s;
  transform: translateY(-50%) translateX(4px);
}
.wa-float:hover .wa-float__tooltip { opacity: 1; transform: translateY(-50%) translateX(0); }

/* ================================================================
   SCROLL REVEAL CLASSES
   ================================================================ */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 0;
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-up.visible, .reveal-left.visible, .reveal-right.visible {
  opacity: 1; transform: none;
}

/* ================================================================
   RESPONSIVE – TABLET
   ================================================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .ueber__grid { grid-template-columns: 1fr; gap: 3rem; }
  .ueber__img-wrap { aspect-ratio: 16/9; max-height: 420px; }
  .ueber__float { display: none; }
  .kontakt__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .problem__grid { grid-template-columns: 1fr; gap: 3rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero__float { display: none; }
}

/* ================================================================
   RESPONSIVE – MOBILE
   ================================================================ */
@media (max-width: 768px) {
  .section { padding-block: 5rem; }

  /* Nav mobile */
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: rgba(8,12,20,.97);
    backdrop-filter: blur(24px);
    flex-direction: column; align-items: stretch;
    padding: 1.5rem; gap: .25rem;
    border-bottom: 1px solid var(--dark-border);
    transform: translateY(-110%);
    transition: transform .4s var(--ease-out);
    pointer-events: none; z-index: 99;
  }
  .nav__links.open { transform: translateY(0); pointer-events: auto; }
  .nav__link { padding: .85rem 1rem; border-radius: var(--r-md); font-size: 1rem; }
  .nav__link:hover { background: var(--dark-glass); }
  .nav__link::after { display: none; }
  .nav__link--cta { text-align: center; margin-top: .5rem; justify-content: center; }
  .nav__burger { display: flex; }

  /* Hero */
  .hero__headline { font-size: clamp(2.8rem, 10vw, 4rem); }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }
  .service-card-3d { height: auto; perspective: none; }
  .card-3d__inner { transform-style: flat; }
  .service-card-3d:hover .card-3d__inner { transform: none; }
  .card-3d__back { display: none; }
  .card-3d__front { position: relative; inset: auto; border-radius: var(--r-xl); }
  .card-3d__flip-hint { display: none; }
  .service-card-wide { flex-direction: column; align-items: flex-start; }
  .service-card-wide .btn { width: 100%; justify-content: center; }

  /* BA Slider */
  .ba-slider { aspect-ratio: 4/3; }

  /* CTA Strip */
  .cta-strip__inner { flex-direction: column; text-align: center; }
  .cta-strip__btns { width: 100%; flex-direction: column; }
  .cta-strip__btns .btn { width: 100%; justify-content: center; }

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

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__bottom { flex-direction: column; text-align: center; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  /* Modals */
  .modal__box { padding: 1.5rem; }
}

@media (max-width: 480px) {
  .hero__headline { font-size: 2.6rem; }
  .section-title { font-size: 1.9rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
}

/* ================================================================
   PRINT
   ================================================================ */
@media print {
  .nav-wrap, .loader, .cursor, .cursor-trail, .btt, .wa-float,
  .hero__scroll-hint, .hero__canvas { display: none !important; }
  body { background: white; color: black; }
}