/* ============================================================
   KONSILON.DE — MAIN STYLESHEET
   Fonts: DM Sans, self-hosted. Place woff2 files in assets/fonts/:
     DMSans-Regular.woff2   (400)
     DMSans-Medium.woff2    (500)
     DMSans-SemiBold.woff2  (600)
     DMSans-Bold.woff2      (700)
     DMSans-Italic.woff2    (400 italic)
   Download: https://fonts.google.com/specimen/DM+Sans → Download family
   ============================================================ */

/* 1. Font Faces */
@font-face {
  font-family: 'DM Sans';
  src: url('assets/fonts/DMSans.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('assets/fonts/DMSans-Italic.woff2') format('woff2');
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

/* 2. Design Tokens */
:root {
  /* Colors */
  --color-bg:          #060d1a;
  --color-primary:     #1FC6A8;
  --color-cta:         #C86E2A;
  --color-text:        #F0EFE9;
  --color-card:        #0d1a2e;
  --color-muted:       #8a9bb0;
  --color-border:      rgba(31, 198, 168, 0.14);
  --color-primary-dim: rgba(31, 198, 168, 0.09);
  --color-cta-hover:   #da7d36;

  /* Typography */
  --font: 'DM Sans', system-ui, -apple-system, sans-serif;

  /* Type scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;
  --text-7xl:  4.5rem;

  /* Spacing */
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-7:  1.75rem;
  --sp-8:  2rem;
  --sp-9:  2.25rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* Radius */
  --r-sm:   4px;
  --r-md:   8px;
  --r-lg:   12px;
  --r-xl:   18px;
  --r-2xl:  24px;
  --r-full: 9999px;

  /* Shadows */
  --shadow-md:   0 4px 20px rgba(0,0,0,0.45);
  --shadow-lg:   0 8px 40px rgba(0,0,0,0.55);
  --shadow-glow: 0 0 36px rgba(31,198,168,0.18);

  /* Motion */
  --ease:      250ms ease;
  --ease-slow: 420ms ease;

  /* Layout */
  --nav-h:       76px;
  --max-w:       1200px;
  --pad:         clamp(1rem, 5vw, 2rem);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

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

ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
address { font-style: normal; }

/* 4. Typography */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(var(--text-4xl), 6vw, var(--text-7xl)); }
h2 { font-size: clamp(var(--text-3xl), 4.5vw, var(--text-5xl)); }
h3 { font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl)); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-base); }

p { max-width: 68ch; }

/* 5. Layout */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.section    { padding: var(--sp-24) 0; }
.section-sm { padding: var(--sp-16) 0; }

/* 6. Helpers */
.text-primary { color: var(--color-primary); }
.text-muted   { color: var(--color-muted); }
.text-center  { text-align: center; }

.label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--sp-4);
}

.section-header        { max-width: 640px; }
.section-header h2     { margin-bottom: var(--sp-4); }
.section-header p      { color: var(--color-muted); font-size: var(--text-lg); max-width: none; }
.section-header--center { text-align: center; margin-left: auto; margin-right: auto; }

/* 7. Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.9rem 1.8rem;
  border-radius: var(--r-md);
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  transition: all var(--ease);
  text-decoration: none;
}

.btn-sm { padding: 0.65rem 1.25rem; font-size: var(--text-sm); }

.btn-cta {
  background: var(--color-cta);
  color: var(--color-bg);
}
.btn-cta:hover {
  background: var(--color-cta-hover);
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(200,110,42,0.38);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid rgba(240,239,233,0.28);
}
.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-bg);
}
.btn-primary:hover {
  background: #23d9bb;
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-dim);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(31,198,168,0.22);
}

/* 8. Navigation */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background var(--ease), backdrop-filter var(--ease), box-shadow var(--ease);
}

.nav.scrolled {
  background: rgba(6,13,26,0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
}

.nav__logo img {
  height: 34px;
  width: auto;
  max-width: 140px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
}
.nav__links a {
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 500;
  opacity: 0.8;
  transition: opacity var(--ease), color var(--ease);
}
.nav__links a:hover { opacity: 1; color: var(--color-primary); }

.nav__actions { display: flex; align-items: center; gap: var(--sp-4); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: var(--sp-2);
  width: 40px;
  height: 40px;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--ease);
}
.nav__hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(6,13,26,0.97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: var(--sp-6) var(--pad) var(--sp-10);
  border-top: 1px solid var(--color-border);
  flex-direction: column;
  gap: 0;
}
.nav__mobile.active { display: flex; }
.nav__mobile a {
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: 500;
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--color-border);
  opacity: 0.85;
  transition: opacity var(--ease), color var(--ease);
}
.nav__mobile a:last-of-type { border-bottom: none; }
.nav__mobile a:hover { opacity: 1; color: var(--color-primary); }
.nav__mobile .btn {
  margin-top: var(--sp-6);
  justify-content: center;
}

/* 9. Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.hero__bg svg { width: 100%; height: 100%; }

.hero__content {
  position: relative;
  z-index: 1;
  padding: var(--sp-20) 0 var(--sp-24);
  max-width: 820px;
}

/* Hero trust badge */
.hero__trust {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
  padding: var(--sp-3) var(--sp-5);
  background: var(--color-primary-dim);
  border: 1px solid var(--color-border);
  border-radius: var(--r-full);
  text-decoration: none;
  color: var(--color-muted);
  font-size: var(--text-sm);
  transition: border-color var(--ease), background var(--ease), color var(--ease);
}
.hero__trust:hover {
  border-color: rgba(31,198,168,0.35);
  background: rgba(31,198,168,0.12);
  color: var(--color-text);
}
.hero__trust-stars {
  color: #C9A227;
  letter-spacing: 0.04em;
  font-size: 0.9em;
}
.hero__trust strong { color: var(--color-text); }
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--color-primary-dim);
  border: 1px solid var(--color-border);
  border-radius: var(--r-full);
  padding: 0.4rem 1rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--sp-6);
}

.hero h1 {
  margin-bottom: var(--sp-6);
}

.hero__sub {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: var(--sp-10);
  max-width: 580px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

/* 10. Trust Bar */
.trust-bar {
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--sp-10) 0;
}

.trust-bar__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
}

.trust-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-4);
  position: relative;
}
.trust-bar__item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0; top: 15%; height: 70%;
  width: 1px;
  background: var(--color-border);
}

.trust-bar__value {
  font-size: clamp(var(--text-2xl), 3vw, var(--text-3xl));
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}
.trust-bar__label {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.45;
}

/* 11. Problem Section */
.problem { background: var(--color-bg); }

.problem__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-12);
}

.problem__card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: var(--sp-8) var(--sp-10);
  display: flex;
  gap: var(--sp-5);
  align-items: flex-start;
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
}
.problem__card:hover {
  border-color: rgba(31,198,168,0.38);
  transform: translateY(-3px);
  box-shadow: 0 6px 28px rgba(0,0,0,0.35);
}

.problem__icon {
  flex-shrink: 0;
  width: 46px; height: 46px;
  border-radius: var(--r-md);
  background: var(--color-primary-dim);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.problem__card h4 {
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: var(--sp-2);
}
.problem__card p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  max-width: none;
  line-height: 1.6;
}

/* 12. Leistungen */
.leistungen { background: var(--color-card); }

.leistungen__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin-top: var(--sp-12);
}

.leistung-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--r-xl);
  padding: var(--sp-8) var(--sp-10) var(--sp-10);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition: all var(--ease);
  position: relative;
  overflow: hidden;
}
.leistung-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--ease);
}
.leistung-card:hover {
  border-color: rgba(31,198,168,0.3);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}
.leistung-card:hover::after { transform: scaleX(1); }

.leistung-card__icon {
  width: 56px; height: 56px;
  border-radius: var(--r-lg);
  background: var(--color-primary-dim);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.leistung-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.25;
}
.leistung-card p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.65;
  flex: 1;
  max-width: none;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  transition: gap var(--ease), color var(--ease);
  margin-top: auto;
}
.link-arrow:hover { gap: var(--sp-3); color: var(--color-primary); }

/* 13. Case Study Teaser */
.case-study-teaser { background: var(--color-bg); }

.case-study-teaser__inner {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--r-2xl);
  padding: var(--sp-16) var(--sp-12);
  overflow: hidden;
}
.case-study-teaser__inner::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(31,198,168,0.1) 0%, transparent 65%);
  pointer-events: none;
}

.case-study-teaser__header {
  max-width: 700px;
  margin-bottom: var(--sp-12);
}
.case-study-teaser__header h2 { margin-bottom: var(--sp-4); }
.case-study-teaser__sub {
  font-size: var(--text-lg);
  color: var(--color-muted);
  max-width: none;
  line-height: 1.65;
}

.case-study-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
  padding-top: var(--sp-10);
  border-top: 1px solid var(--color-border);
  margin-bottom: var(--sp-10);
}

.case-stat__value {
  font-size: clamp(var(--text-2xl), 3vw, var(--text-3xl));
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--sp-2);
}
.case-stat__label {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.5;
}

/* 14. References */
.references { background: var(--color-card); }

.references__heading { text-align: center; margin-bottom: var(--sp-12); }
.references__heading h2 {
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
  margin-bottom: var(--sp-3);
}

.logo-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--sp-6) var(--sp-12);
}

.logo-grid__item {
  opacity: 0.5;
  transition: opacity var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  padding: var(--sp-3) var(--sp-4);
}
.logo-grid__item:hover { opacity: 1; }

.logo-grid__img {
  height: 38px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
  display: block;
  filter: brightness(0) invert(1);
}
.logo-grid__img--wb {
  filter: invert(1) grayscale(1) brightness(2);
  mix-blend-mode: screen;
}

/* 15. Testimonials */
.testimonials { background: var(--color-bg); }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin-top: var(--sp-12);
}

.testimonial-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--r-xl);
  padding: var(--sp-8) var(--sp-10);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
}
.testimonial-card:hover {
  border-color: rgba(31,198,168,0.35);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.testimonial-card__quote {
  font-size: 3.5rem;
  color: var(--color-primary);
  line-height: 1;
  font-family: Georgia, serif;
  margin-bottom: var(--sp-3);
  opacity: 0.7;
}

.testimonial-card p {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.7;
  font-style: italic;
  max-width: none;
  flex: 1;
}

.testimonial-card__stars {
  color: #C9A227;
  font-size: var(--text-xl);
  letter-spacing: 0.06em;
  margin-bottom: var(--sp-4);
  display: block;
}

.testimonial-card__footer {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--color-border);
}

.testimonial-card__author {
  font-weight: 600;
  color: var(--color-text);
  font-size: var(--text-sm);
}

.testimonial-card__company {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-top: 2px;
}

/* ProvenExpert link */
.testimonials__provenexpert {
  display: flex;
  justify-content: center;
  margin-top: var(--sp-10);
}

.provenexpert-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-8);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--r-xl);
  text-decoration: none;
  color: var(--color-muted);
  font-size: var(--text-sm);
  transition: border-color var(--ease), box-shadow var(--ease), color var(--ease);
}
.provenexpert-link:hover {
  border-color: rgba(31,198,168,0.3);
  box-shadow: 0 4px 20px rgba(31,198,168,0.1);
  color: var(--color-text);
}
.provenexpert-link__stars {
  color: #C9A227;
  font-size: var(--text-xl);
  letter-spacing: 0.05em;
}
.provenexpert-link__meta strong { color: var(--color-text); }
.provenexpert-link__meta { line-height: 1.4; }

/* 16. FAQ */
.faq { background: var(--color-card); }

.faq__list {
  margin-top: var(--sp-12);
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--ease);
}
.faq__item.active { border-color: rgba(31,198,168,0.38); }

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
  padding: var(--sp-6) var(--sp-8);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  font-weight: 600;
  text-align: left;
  transition: background var(--ease), color var(--ease);
}
.faq__question:hover { background: var(--color-primary-dim); }

.faq__icon {
  flex-shrink: 0;
  width: 26px; height: 26px;
  border-radius: var(--r-full);
  background: var(--color-primary-dim);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  transition: transform var(--ease), background var(--ease);
}
.faq__item.active .faq__icon {
  transform: rotate(45deg);
  background: var(--color-primary);
  color: var(--color-bg);
}

.faq__answer {
  display: none;
  padding: 0 var(--sp-8) var(--sp-7);
  background: var(--color-bg);
  color: var(--color-muted);
  font-size: var(--text-base);
  line-height: 1.7;
}
.faq__item.active .faq__answer { display: block; }

/* 17. CTA Stripe */
.cta-stripe {
  background: var(--color-bg);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-stripe::before {
  content: '';
  position: absolute;
  top: -80px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 360px;
  background: radial-gradient(ellipse, rgba(31,198,168,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cta-stripe__inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
}
.cta-stripe__inner h2 { margin-bottom: var(--sp-4); }
.cta-stripe__inner > p {
  font-size: var(--text-lg);
  color: var(--color-muted);
  margin: 0 auto var(--sp-8);
}

/* 18. Footer */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--sp-16) 0 var(--sp-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-10);
  padding-bottom: var(--sp-12);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--sp-8);
}

.footer__brand img {
  height: 30px;
  max-width: 140px;
  margin-bottom: var(--sp-5);
}
.footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.65;
  max-width: 280px;
}

.footer__col h5,
.footer__col-heading {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--color-muted);
  margin-bottom: var(--sp-5);
}
.footer__col ul { display: flex; flex-direction: column; gap: var(--sp-3); }
.footer__col ul a {
  color: var(--color-text);
  font-size: var(--text-sm);
  opacity: 0.65;
  transition: opacity var(--ease), color var(--ease);
}
.footer__col ul a:hover { opacity: 1; color: var(--color-primary); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  color: var(--color-muted);
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.footer__bottom a { color: var(--color-muted); }
.footer__bottom a:hover { color: var(--color-primary); }

/* 19. Blog Cards (shared, used on /blog) */
.blog-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--r-xl);
  padding: var(--sp-8) var(--sp-10);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
}
.blog-card:hover {
  border-color: rgba(31,198,168,0.35);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.45);
}
.blog-card__tag {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}
.blog-card h3 { font-size: var(--text-xl); line-height: 1.3; }
.blog-card p  { font-size: var(--text-sm); color: var(--color-muted); max-width: none; }
.blog-card__meta {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-top: auto;
}

/* 20. Utilities */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* 21. Responsive Breakpoints */
@media (max-width: 1024px) {
  .leistungen__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
}

@media (max-width: 768px) {
  :root { --nav-h: 68px; }

  .nav__links,
  .nav__actions .btn { display: none; }
  .nav__hamburger { display: flex; }

  .problem__grid    { grid-template-columns: 1fr; }
  .leistungen__grid { grid-template-columns: 1fr; }

  .case-study-teaser__inner { padding: var(--sp-10) var(--sp-6); }
  .case-study-stats { grid-template-columns: 1fr; gap: var(--sp-6); }

  .testimonials__grid { grid-template-columns: 1fr; }

  .trust-bar__grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }
  .trust-bar__item:not(:last-child)::after {
    right: unset; top: unset;
    bottom: 0; left: 10%; width: 80%; height: 1px;
  }

  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }

  .case-study-stats { grid-template-columns: 1fr; }
}

/* 22. Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 23. Generic card hover (applied via JS to page-specific cards) */
.card-lift {
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease) !important;
}
.card-lift:hover {
  transform: translateY(-4px) !important;
  border-color: rgba(31,198,168,0.35) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4) !important;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .card-lift:hover { transform: none !important; }
}