/* ============================================
   MQTec GmbH – Multi-Page Website
   ============================================ */

/* --- Custom Properties --- */
:root {
  --color-primary: #3080ba;
  --color-primary-light: #4e8bc9;
  --color-primary-dark: #1a5a8a;
  --color-secondary: #508ed1;
  --color-accent: #5fb6f1;
  --color-accent-cyan: #9ffdfa;
  --color-accent-yellow: #ffe385;
  --color-dark: #0f1b2d;
  --color-dark-light: #1a2940;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-text-lighter: #94a3b8;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-dark: #0f1b2d;
  --color-border: #e2e8f0;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'PT Mono', monospace;

  --container: 1140px;
  --container-narrow: 760px;
  --container-wide: 1280px;
  --gutter: 2rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 24px rgba(0,0,0,0.07);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.08);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-primary-dark); }

ul { list-style: none; }

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide   { max-width: var(--container-wide); }

.section {
  padding: 6rem 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--dark {
  background: var(--color-bg-dark);
  color: #fff;
}

.section--spacious {
  padding: 8rem 0;
}

/* --- Section Header --- */
.section-header {
  max-width: 640px;
  margin-bottom: 4rem;
}

.section-header--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-header__tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 1rem;
  background: rgba(48, 128, 186, 0.07);
  padding: 0.3rem 1rem;
  border-radius: 100px;
}

.section-header__title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.section-header__text {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.section--dark .section-header__tag {
  color: var(--color-accent-cyan);
  background: rgba(159, 253, 250, 0.08);
}
.section--dark .section-header__title { color: #fff; }
.section--dark .section-header__text  { color: rgba(255,255,255,0.65); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(48,128,186,0.3);
}

.btn--outline {
  background: transparent;
  border-color: rgba(255,255,255,0.35);
  color: #fff;
}
.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  color: #fff;
}

.btn--outline-dark {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--outline-dark:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--white {
  background: #fff;
  color: var(--color-primary-dark);
  border-color: #fff;
}
.btn--white:hover {
  background: var(--color-accent-cyan);
  border-color: var(--color-accent-cyan);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  color: var(--color-primary-dark);
}

.btn--large {
  padding: 1.0625rem 2.75rem;
  font-size: 1.0625rem;
}

.btn--full { width: 100%; }

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 27, 45, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  background: rgba(15, 27, 45, 0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.header--solid {
  background: rgba(15, 27, 45, 0.97);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.nav__logo-img {
  height: 3.5rem;
  width: auto;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: #fff;
  background: rgba(255,255,255,0.07);
}

.nav__link--cta {
  background: var(--color-primary);
  color: #fff !important;
  margin-left: 0.75rem;
}
.nav__link--cta:hover {
  background: var(--color-primary-dark);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================
   PAGE HERO (reusable for every page)
   ============================================ */
.page-hero {
  position: relative;
  padding: 10rem 0 5rem;
  background: var(--color-bg-dark);
  overflow: hidden;
}

.page-hero--home {
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(48,128,186,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(95,182,241,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 80%, rgba(159,253,250,0.05) 0%, transparent 50%);
  pointer-events: none;
}

.page-hero__ci {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.07;
  mix-blend-mode: screen;
  pointer-events: none;
  user-select: none;
}

.page-hero__content {
  position: relative;
  max-width: 680px;
}

.page-hero__badge {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent-cyan);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  padding: 0.4rem 1.25rem;
  border: 1px solid rgba(159,253,250,0.2);
  border-radius: 100px;
  background: rgba(159,253,250,0.05);
}

.page-hero__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.08;
  margin-bottom: 1.75rem;
  letter-spacing: -0.025em;
}

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

.page-hero__subtitle {
  font-size: 1.1875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 2.75rem;
  max-width: 540px;
}

/* Sub-page hero (smaller) */
.page-hero--sub {
  padding: 9rem 0 4rem;
}

.page-hero--sub .page-hero__title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin-bottom: 1rem;
}

.page-hero--sub .page-hero__subtitle {
  margin-bottom: 0;
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 3rem 0;
}

.trust-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.trust-bar__number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  font-family: var(--font-mono);
}

.trust-bar__label {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-top: 0.375rem;
  font-weight: 500;
}

/* ============================================
   SERVICE CARDS (used on home & leistungen)
   ============================================ */
.card-grid {
  display: grid;
  gap: 1.75rem;
}

.card-grid--3 { grid-template-columns: repeat(3, 1fr); }
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  border-color: rgba(48,128,186,0.15);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.card:hover::after { opacity: 1; }

.card__icon {
  width: 3.25rem;
  height: 3.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(48,128,186,0.07);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  padding: 0.7rem;
}

.card__icon svg { width: 100%; height: 100%; }

.card__title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
}

.card__text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.card__tags li,
.card__tags span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-primary);
  background: rgba(48,128,186,0.05);
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  border: 1px solid rgba(48,128,186,0.1);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 1rem;
}

.card__link::after {
  content: '\2192';
  transition: transform var(--transition);
}

.card__link:hover::after {
  transform: translateX(4px);
}

/* ============================================
   SOLUTION CARDS (dark bg)
   ============================================ */
.solution-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition);
}

.solution-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(159,253,250,0.12);
  transform: translateY(-3px);
}

.solution-card--highlight {
  background: linear-gradient(135deg, rgba(48,128,186,0.1), rgba(159,253,250,0.04));
  border-color: rgba(159,253,250,0.15);
}

.solution-card__number {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent-cyan);
  opacity: 0.5;
  margin-bottom: 1rem;
}

.solution-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
}

.solution-card__subtitle {
  font-size: 0.8125rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: 1rem;
}

.solution-card__text {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.solution-card__components {
  margin-bottom: 1.5rem;
}

.solution-card__components h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.35);
  margin-bottom: 0.625rem;
}

.solution-card__components ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.solution-card__components li {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-accent-cyan);
  background: rgba(159,253,250,0.06);
  padding: 0.25rem 0.625rem;
  border-radius: 100px;
  border: 1px solid rgba(159,253,250,0.1);
}

.solution-card__deliverable {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent-yellow);
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* ============================================
   WHY / FEATURES GRID
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.feature {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.feature__icon {
  width: 3.5rem;
  height: 3.5rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(48,128,186,0.07);
  border-radius: 50%;
  color: var(--color-primary);
  padding: 0.75rem;
}

.feature__icon svg { width: 100%; height: 100%; }

.feature__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.feature__text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  text-align: center;
}

.cta-banner__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-banner__text {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.75);
  max-width: 540px;
  margin: 0 auto 2.25rem;
  line-height: 1.75;
}

/* ============================================
   PARTNER & TECHNOLOGIEN
   ============================================ */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.partner-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  text-align: center;
  transition: all var(--transition);
}

.partner-card:hover {
  border-color: rgba(48,128,186,0.15);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.partner-card__logo {
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.partner-card__logo img {
  max-height: 100%;
  width: auto;
}

.partner-card__logo--on-dark {
  justify-content: center;
}

.partner-card__logo--on-dark img {
  background: var(--color-dark);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
}

/* Text placeholder when no logo is available */
.partner-card__logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.partner-card__name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.25rem;
}

.partner-card__role {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.875rem;
}

.partner-card__text {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Technology grid – smaller, denser cards */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.tech-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  transition: all var(--transition);
}

.tech-card:hover {
  border-color: rgba(48,128,186,0.12);
  box-shadow: var(--shadow-md);
}

.tech-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(48,128,186,0.06);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  padding: 0.55rem;
}

.tech-card__icon svg { width: 100%; height: 100%; }
.tech-card__icon img { max-width: 100%; max-height: 100%; object-fit: contain; }

.tech-card__name {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.25rem;
}

.tech-card__text {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

/* Approach section – split layout */
.approach-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.approach-split__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.approach-split__text {
  font-size: 1.0625rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.approach-split__values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.approach-value {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.approach-value__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.375rem;
}

.approach-value__text {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .tech-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .partner-grid { grid-template-columns: 1fr; }
  .tech-grid    { grid-template-columns: 1fr; }
  .approach-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .approach-split__values {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   REFERENZEN / TESTIMONIALS
   ============================================ */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.ref-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.ref-card:hover {
  border-color: rgba(48,128,186,0.15);
  box-shadow: var(--shadow-lg);
}

/* Customer logo area */
.ref-card__logo {
  height: 2.5rem;
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
}

.ref-card__logo a {
  display: flex;
  align-items: center;
  height: 100%;
}

.ref-card__logo img {
  display: block;
  height: 2rem;
  width: auto;
  object-fit: contain;
  filter: none;
  opacity: 1;
  transition: all var(--transition);
}

.ref-card:hover .ref-card__logo img {
  opacity: 0.75;
}

/* Project description */
.ref-card__title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.ref-card__industry {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.ref-card__text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.ref-card__services {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1.75rem;
}

.ref-card__services span,
.ref-card__services a {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-primary);
  background: rgba(48,128,186,0.05);
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  border: 1px solid rgba(48,128,186,0.1);
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.ref-card__services a:hover {
  background: rgba(48,128,186,0.12);
  border-color: rgba(48,128,186,0.25);
}

/* Testimonial / Ansprechpartner quote */
.ref-card__quote {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.ref-card__quote-text {
  font-size: 0.9375rem;
  font-style: italic;
  color: var(--color-text);
  line-height: 1.75;
  margin-bottom: 1.25rem;
  position: relative;
  padding-left: 1.25rem;
}

.ref-card__quote-text::before {
  content: '\201E';
  position: absolute;
  left: 0;
  top: -0.15em;
  font-size: 1.75rem;
  font-style: normal;
  color: var(--color-primary);
  line-height: 1;
}

.ref-card__person {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ref-card__person-img {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-alt);
  border: 2px solid var(--color-border);
}

.ref-card__person-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-dark);
}

.ref-card__person-role {
  font-size: 0.8125rem;
  color: var(--color-text-lighter);
  line-height: 1.4;
}

/* Placeholder avatar (when no image is available) */
.ref-card__person-img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(48,128,186,0.07);
  color: var(--color-primary-light);
  font-size: 1.125rem;
  font-weight: 700;
  border: 2px solid rgba(48,128,186,0.1);
}

/* Wide highlight card */
.ref-card--highlight {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  background: var(--color-bg-alt);
  border-color: transparent;
}

.ref-card--highlight .ref-card__quote {
  border-top: none;
  padding-top: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (max-width: 768px) {
  .ref-grid {
    grid-template-columns: 1fr;
  }
  .ref-card--highlight {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.contact-info-card__item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info-card__item:first-child { padding-top: 0; }
.contact-info-card__item:last-child  { border-bottom: none; padding-bottom: 0; }

.contact-info-card__item svg {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 0.25rem;
}

.contact-info-card__item strong {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-lighter);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}

.contact-info-card__item p {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
}

.contact-info-card__item a { color: var(--color-text); }
.contact-info-card__item a:hover { color: var(--color-primary); }

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group--full { grid-column: span 2; }

.form-group label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  padding: 0.8125rem 1.125rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(48,128,186,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-lighter); }

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

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* Form validation & feedback */
.form-group--error input,
.form-group--error select,
.form-group--error textarea {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220,38,38,0.08);
}

.form-msg {
  grid-column: span 2;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.5;
  margin-top: -0.25rem;
}

.form-msg--success {
  background: rgba(16,185,129,0.07);
  color: #059669;
  border: 1px solid rgba(16,185,129,0.12);
}

.form-msg--error {
  background: rgba(239,68,68,0.07);
  color: #dc2626;
  border: 1px solid rgba(239,68,68,0.12);
}

.btn--loading {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
}

@media (max-width: 768px) {
  .form-msg { grid-column: span 1; }
}

/* ============================================
   DETAIL SECTION (Leistungen sub-blocks)
   ============================================ */
.detail-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 4rem 0;
}

.detail-block + .detail-block {
  border-top: 1px solid var(--color-border);
}

.detail-block--reverse {
  direction: rtl;
}

.detail-block--reverse > * {
  direction: ltr;
}

.detail-block__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: rgba(48,128,186,0.06);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.detail-block__title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.detail-block__text {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.detail-block__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.625rem;
}

.detail-block__list li {
  font-size: 0.9375rem;
  color: var(--color-text);
  padding-left: 1.25rem;
  position: relative;
}

.detail-block__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

/* Visual placeholder for detail blocks */
.detail-block__visual {
  background: linear-gradient(135deg, rgba(48,128,186,0.06), rgba(95,182,241,0.04));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}

.detail-block__visual svg {
  width: 6rem;
  height: 6rem;
  color: var(--color-primary-light);
  opacity: 0.4;
}

.detail-block__visual img {
  width: 100%;
  height: 100%;
  max-height: 360px;
  object-fit: contain;
  border-radius: var(--radius-lg);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-dark);
  padding: 5rem 0 2rem;
  color: rgba(255,255,255,0.55);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer__logo {
  height: 2.5rem;
  width: auto;
  margin-bottom: 1.25rem;
}

.footer__tagline {
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer__heading {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.85);
  margin-bottom: 1.5rem;
}

.footer__links li { margin-bottom: 0.75rem; }

.footer__links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer__links a:hover { color: #fff; }

.footer__links li:not(:has(a)) {
  font-size: 0.875rem;
}

.footer__bottom {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.3);
}

/* ============================================
   LEGAL PAGES
   ============================================ */
.legal-content {
  padding: 2rem 0 6rem;
}

.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.legal-content p {
  margin-bottom: 1rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.legal-content a { color: var(--color-primary); }
.legal-content a:hover { text-decoration: underline; }

/* ============================================
   ANIMATIONS
   ============================================ */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .card-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .features-grid { gap: 2rem; }
  .detail-block { gap: 2.5rem; }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
  .footer__grid > :first-child { grid-column: span 2; }
}

@media (max-width: 768px) {
  :root { --gutter: 1.25rem; }

  .section { padding: 4rem 0; }
  .section--spacious { padding: 5rem 0; }

  .nav__toggle { display: flex; }

  .nav__menu {
    position: fixed;
    top: 4.5rem;
    left: 0;
    right: 0;
    background: rgba(15,27,45,0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__link { padding: 0.75rem 1rem; font-size: 1rem; }
  .nav__link--cta { margin-left: 0; margin-top: 0.5rem; text-align: center; }

  .nav__toggle.is-active .nav__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav__toggle.is-active .nav__toggle-bar:nth-child(2) { opacity: 0; }
  .nav__toggle.is-active .nav__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .page-hero--home { min-height: auto; padding: 8rem 0 4rem; }
  .page-hero--sub  { padding: 7rem 0 3rem; }

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

  .card-grid--3,
  .card-grid--2 { grid-template-columns: 1fr; }

  .features-grid { grid-template-columns: 1fr; gap: 2rem; }

  .detail-block {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 3rem 0;
  }

  .detail-block--reverse { direction: ltr; }

  .detail-block__visual {
    min-height: 200px;
    order: -1;
  }

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

  .contact-form { grid-template-columns: 1fr; }
  .form-group--full { grid-column: span 1; }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer__grid > :first-child { grid-column: span 1; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .page-hero__title { font-size: 2rem; }
  .btn-group { flex-direction: column; }
  .btn-group .btn { width: 100%; }
  .trust-bar__grid { gap: 1rem; }
  .detail-block__list { grid-template-columns: 1fr; }
}

/* ============================================
   LANGUAGE SWITCHER
   ============================================ */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
}

.lang-switcher__link {
  display: block;
  padding: 0.3rem 0.5rem;
  color: rgba(255,255,255,0.4);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1;
}

.lang-switcher__link:hover {
  color: rgba(255,255,255,0.75);
}

.lang-switcher__link--active {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.lang-switcher__sep {
  color: rgba(255,255,255,0.2);
  user-select: none;
  line-height: 1;
}

@media (max-width: 768px) {
  .lang-switcher {
    margin-left: 0;
    margin-top: 0.75rem;
    justify-content: center;
    padding: 0.5rem 0;
  }
}