/* ==========================================================================
   EIGENMIND - Design System & Styles (Agency Redesign)
   Warm light theme: Navy + Korall + Warmgrau
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Primary Colors */
  --color-navy: #1a2332;
  --color-korall: #c85a3a;
  --color-warmgrau: #f5f3f0;

  /* Secondary Colors */
  --color-white: #ffffff;
  --color-dunkelgrau: #2d2d2d;
  --color-mittelgrau: #6b7280;
  --color-hellgrau: #e5e7eb;
  --color-gold: #d4a843;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;

  /* Font Sizes */
  --fs-xs: 0.8125rem;   /* 13px */
  --fs-sm: 0.875rem;    /* 14px */
  --fs-base: 1rem;      /* 16px */
  --fs-lg: 1.125rem;    /* 18px */
  --fs-xl: 1.25rem;     /* 20px */
  --fs-2xl: 1.5rem;     /* 24px */
  --fs-3xl: 1.75rem;    /* 28px */
  --fs-4xl: 2.25rem;    /* 36px */
  --fs-5xl: 3rem;       /* 48px */
  --fs-6xl: 3.5rem;     /* 56px */
  --fs-stat: 4rem;      /* 64px */

  /* Font Weights */
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  /* Line Heights */
  --lh-tight: 1.1;
  --lh-snug: 1.2;
  --lh-normal: 1.3;
  --lh-relaxed: 1.6;
  --lh-loose: 1.7;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --max-width: 1280px;
  --max-text: 680px;
  --gutter: 24px;
  --side-padding: 48px;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-card: 0 2px 8px rgba(26, 35, 50, 0.06);
  --shadow-card-hover: 0 4px 16px rgba(26, 35, 50, 0.12);
  --shadow-elevated: 0 8px 24px rgba(26, 35, 50, 0.10);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 350ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-relaxed);
  color: var(--color-dunkelgrau);
  background-color: var(--color-warmgrau);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-navy);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
}

h1 {
  font-size: var(--fs-6xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-normal);
}

h4 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
}

p {
  color: var(--color-dunkelgrau);
  line-height: var(--lh-loose);
}

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

.section {
  padding: 120px 0;
  position: relative;
}

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

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

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

.section--navy h2,
.section--navy h3,
.section--navy h4 {
  color: var(--color-white);
}

.section--navy p,
.section--navy .section__subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.section__header {
  margin-bottom: var(--space-16);
}

.section__header--center {
  text-align: center;
}

.section__label {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-korall);
  margin-bottom: var(--space-4);
}

.section__title {
  margin-bottom: var(--space-6);
}

.section__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-mittelgrau);
  max-width: var(--max-text);
  line-height: var(--lh-loose);
}

.section__header--center .section__subtitle {
  margin: 0 auto;
}

.section__text {
  font-size: var(--fs-lg);
  color: var(--color-dunkelgrau);
  max-width: var(--max-text);
  line-height: var(--lh-loose);
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--gutter);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-5) 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-hellgrau);
  transition: all var(--transition-base);
}

.nav--scrolled {
  padding: var(--space-3) 0;
  box-shadow: var(--shadow-card);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav__logo-img {
  height: 32px;
  width: auto;
}

.nav__logo {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  letter-spacing: -0.02em;
}

.nav__logo span {
  font-weight: var(--fw-regular);
  color: var(--color-mittelgrau);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.nav__link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-dunkelgrau);
  position: relative;
  transition: color var(--transition-base);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-korall);
  transition: width var(--transition-base);
}

.nav__link:hover {
  color: var(--color-navy);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-white);
  background: var(--color-navy);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.nav__cta:hover {
  background: var(--color-korall);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  transition: all var(--transition-base);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px 28px;
  font-family: var(--font-family);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn--primary {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

.btn--primary:hover {
  background: var(--color-korall);
  border-color: var(--color-korall);
}

.btn--secondary {
  background: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.btn--secondary:hover {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn--success {
  background: #2d8a4e;
  border-color: #2d8a4e;
  color: var(--color-white);
}

.btn--error {
  background: #c0392b;
  border-color: #c0392b;
  color: var(--color-white);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-navy);
  border-color: var(--color-white);
}

.btn--white:hover {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--arrow::after {
  content: ' →';
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
  background: var(--color-warmgrau);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  margin-bottom: var(--space-6);
  line-height: var(--lh-tight);
  color: var(--color-navy);
}

.hero__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-dunkelgrau);
  margin-bottom: var(--space-10);
  max-width: 560px;
  line-height: var(--lh-loose);
}

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

.hero__image {
  position: relative;
}

.hero__image img {
  width: 100%;
  height: auto;
}

/* --------------------------------------------------------------------------
   Problem Section (Warum eigenmind)
   -------------------------------------------------------------------------- */
.problem__text {
  font-size: var(--fs-lg);
  color: var(--color-dunkelgrau);
  max-width: var(--max-text);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-16);
}

.value-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.value-card {
  padding: var(--space-8);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}

.value-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.value-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-5);
}

.value-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.value-card__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.value-card__text {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
  line-height: var(--lh-relaxed);
}

/* --------------------------------------------------------------------------
   Service Cards (Leistungen)
   -------------------------------------------------------------------------- */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.service-card {
  padding: var(--space-10);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.service-card__number {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-korall);
  font-family: var(--font-mono);
  margin-bottom: var(--space-6);
}

.service-card__image {
  width: 100%;
  height: 160px;
  object-fit: contain;
  margin-bottom: var(--space-6);
}

.service-card__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.service-card__subtitle {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-mittelgrau);
  margin-bottom: var(--space-4);
}

.service-card__text {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
  flex: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-navy);
  margin-top: var(--space-6);
  transition: all var(--transition-base);
}

.service-card__link:hover {
  color: var(--color-korall);
}

.service-card__link::after {
  content: ' →';
  transition: transform var(--transition-base);
}

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

/* --------------------------------------------------------------------------
   Process Section
   -------------------------------------------------------------------------- */
.process__intro {
  font-size: var(--fs-lg);
  color: var(--color-dunkelgrau);
  max-width: var(--max-text);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-12);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  position: relative;
}

.process-step {
  text-align: center;
  padding: var(--space-6);
}

.process-step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-4);
}

.process-step__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.process-step__duration {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-korall);
  font-family: var(--font-mono);
  margin-bottom: var(--space-3);
}

.process-step__text {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
  line-height: var(--lh-relaxed);
}

/* --------------------------------------------------------------------------
   Case Study / Reference Cards
   -------------------------------------------------------------------------- */
.case-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.case-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}

.case-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.case-card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.case-card__body {
  padding: var(--space-8);
}

.case-card__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-korall);
  margin-bottom: var(--space-3);
}

.case-card__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.case-card__meta {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
  margin-bottom: var(--space-3);
}

.case-card__text {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
}

/* --------------------------------------------------------------------------
   Logo Bar (Kunden)
   -------------------------------------------------------------------------- */
.logo-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  padding: var(--space-8) 0;
}

.logo-bar img {
  height: auto;
  width: auto;
  max-height: 36px;
  max-width: 130px;
  object-fit: contain;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: all var(--transition-base);
}

.logo-bar img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* --------------------------------------------------------------------------
   Stats Section
   -------------------------------------------------------------------------- */
.stats {
  padding: var(--space-20) 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.stat__value {
  font-size: var(--fs-stat);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: var(--space-2);
  line-height: 1;
}

.stat__label {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.7);
}

/* --------------------------------------------------------------------------
   Team Section
   -------------------------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-16);
  max-width: 800px;
}

.team-card {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
}

.team-card__image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.team-card__name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-1);
}

.team-card__role {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-korall);
  margin-bottom: var(--space-3);
}

.team-card__text {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
}

.team-grid--single {
  grid-template-columns: 1fr;
  max-width: 500px;
}

.team-competences {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  max-width: 800px;
  margin-top: calc(-1 * var(--space-8));
}

.competence-tag {
  padding: var(--space-2) var(--space-4);
  background: var(--color-white, #ffffff);
  border: 1px solid var(--color-navy);
  border-radius: 100px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-navy);
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
  text-align: center;
  padding: var(--space-24) 0;
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-lg);
  max-width: 560px;
  margin: 0 auto var(--space-8);
}

.cta-section__emails {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--space-4);
}

.cta-section__emails a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.cta-section__emails a:hover {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact__info h3 {
  margin-bottom: var(--space-8);
}

.contact-person {
  display: flex;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-6);
}

.contact-person__image {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
}

.contact-person__name {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
}

.contact-person__role {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
}

.contact-person__email {
  font-size: var(--fs-sm);
  color: var(--color-korall);
}

.contact-person__email:hover {
  text-decoration: underline;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-group {
  text-align: left;
}

.form-group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-family);
  font-size: var(--fs-base);
  color: var(--color-dunkelgrau);
  background: var(--color-white);
  border: 1.5px solid var(--color-hellgrau);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(26, 35, 50, 0.08);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

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

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--color-navy);
}

.form-check label {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
  line-height: var(--lh-relaxed);
}

.contact__form .btn {
  align-self: flex-start;
}

/* --------------------------------------------------------------------------
   FAQ Section
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 720px;
}

.faq-item {
  border-bottom: 1px solid var(--color-hellgrau);
  padding: var(--space-6) 0;
}

.faq-item__question {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.faq-item__question::after {
  content: '+';
  font-size: var(--fs-xl);
  font-weight: var(--fw-regular);
  color: var(--color-mittelgrau);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq-item.active .faq-item__question::after {
  content: '−';
}

.faq-item__answer {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
  padding-top: var(--space-4);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-navy);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {
  max-width: 280px;
}

.footer__logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer__logo {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
}

.footer__logo span {
  font-weight: var(--fw-regular);
  color: rgba(255, 255, 255, 0.5);
}

.footer__logo-img {
  height: 28px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer__brand-text {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.5);
  line-height: var(--lh-relaxed);
}

.footer__col-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.7);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.5);
  transition: all var(--transition-base);
}

.footer__social a:hover {
  border-color: var(--color-white);
  color: var(--color-white);
}

.footer__social svg {
  width: 16px;
  height: 16px;
}

.footer__legal-links {
  display: flex;
  gap: var(--space-6);
}

.footer__legal-links a {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition-fast);
}

.footer__legal-links a:hover {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Subpage Styles
   -------------------------------------------------------------------------- */
.subpage-hero {
  padding-top: 140px;
  padding-bottom: var(--space-16);
  background: var(--color-warmgrau);
}

.subpage-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-6);
}

.subpage-hero__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-dunkelgrau);
  max-width: 640px;
  line-height: var(--lh-loose);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
  margin-bottom: var(--space-6);
  transition: color var(--transition-base);
}

.back-link:hover {
  color: var(--color-navy);
}

/* Leistungen Detail */
.leistung-section {
  padding: var(--space-20) 0;
  border-top: 1px solid var(--color-hellgrau);
}

.leistung-section__number {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-korall);
  font-family: var(--font-mono);
  margin-bottom: var(--space-3);
}

.leistung-section__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-korall);
}

.leistung-section > .container > .fade-in:first-child {
  margin-bottom: var(--space-6);
}

.leistung-section h2 {
  margin-bottom: var(--space-6);
  line-height: var(--lh-snug);
}

.leistung-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-16);
  align-items: start;
}

.leistung-grid--reverse {
  grid-template-columns: 0.8fr 1.2fr;
}

.details-box {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
}

.details-box__row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-hellgrau);
  font-size: var(--fs-sm);
}

.details-box__row:last-child {
  border-bottom: none;
}

.details-box__label {
  color: var(--color-mittelgrau);
  font-weight: var(--fw-medium);
}

.details-box__value {
  color: var(--color-navy);
  font-weight: var(--fw-medium);
  text-align: right;
}

/* Module cards (Venture Building) */
.module-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gutter);
}

.module-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
}

.module-card__number {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-korall);
  font-family: var(--font-mono);
  margin-bottom: var(--space-3);
}

.module-card h4 {
  margin-bottom: var(--space-4);
}

.module-card__list {
  list-style: none;
  padding: 0;
}

.module-card__list li {
  padding: var(--space-2) 0;
  padding-left: var(--space-5);
  position: relative;
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
}

.module-card__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-korall);
}

/* Schwerpunkte / Focus Areas */
.focus-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.focus-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
}

.focus-card h4 {
  margin-bottom: var(--space-3);
}

.focus-card p {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-4);
}

.focus-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.focus-card__tag {
  font-size: var(--fs-xs);
  color: var(--color-mittelgrau);
  padding: var(--space-1) var(--space-3);
  background: var(--color-warmgrau);
  border-radius: var(--radius-sm);
}

/* Vorgehen: Principles */
.principle-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
}

.principle-card {
  padding: var(--space-6);
}

.principle-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
}

.principle-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.principle-card h4 {
  margin-bottom: var(--space-3);
}

.principle-card p {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
}

/* Innovation Cycle */
.cycle-phases {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.cycle-phase {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-8);
  padding: var(--space-8);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.cycle-phase__header {
  border-right: 2px solid var(--color-hellgrau);
  padding-right: var(--space-8);
}

.cycle-phase__number {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-korall);
  font-family: var(--font-mono);
  margin-bottom: var(--space-2);
}

.cycle-phase__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.cycle-phase__duration {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
}

.cycle-phase__duration strong {
  color: var(--color-korall);
}

.cycle-phase__body ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-4);
}

.cycle-phase__body li {
  padding: var(--space-1) 0;
  padding-left: var(--space-5);
  position: relative;
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
}

.cycle-phase__body li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-korall);
}

.cycle-phase__tools {
  font-size: var(--fs-xs);
  color: var(--color-mittelgrau);
  font-style: italic;
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-4) var(--space-6);
  text-align: left;
  font-size: var(--fs-sm);
  border-bottom: 1px solid var(--color-hellgrau);
}

.comparison-table th {
  background: var(--color-navy);
  color: var(--color-white);
  font-weight: var(--fw-semibold);
}

.comparison-table td:last-child {
  color: var(--color-korall);
  font-weight: var(--fw-medium);
}

/* Case Study Detail (Referenzen page) */
.case-study {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-hellgrau);
}

.case-study h2 {
  margin-bottom: var(--space-8);
  line-height: var(--lh-snug);
}

.case-study h4 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.case-study h4:first-child {
  margin-top: 0;
}

.case-study p {
  margin-bottom: var(--space-4);
  line-height: var(--lh-relaxed);
}

.case-study .module-card__list {
  margin-bottom: var(--space-4);
}

.case-study .module-card__list li {
  padding: var(--space-2) 0;
  padding-left: var(--space-5);
}

.case-study__grid {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: var(--space-12);
  align-items: center;
}

.case-study__grid img {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
  aspect-ratio: 4 / 3;
  margin-left: auto;
}

.case-study__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.case-study__tag {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-korall);
  padding: var(--space-1) var(--space-3);
  background: rgba(200, 90, 58, 0.08);
  border-radius: var(--radius-sm);
}

/* Values Grid (Über uns) */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.value-detail-card {
  padding: var(--space-6);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.value-detail-card h4 {
  margin-bottom: var(--space-3);
}

.value-detail-card p {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
}

/* Partner Logos */
.partner-logos {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.partner-logos img {
  height: auto;
  max-height: 40px;
  max-width: 160px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: all var(--transition-base);
}

.partner-logos img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* Ventures Grid */
.ventures-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.venture-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.venture-card__logo {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: var(--space-4);
}

.venture-card__name {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.venture-card__text {
  font-size: var(--fs-sm);
  color: var(--color-mittelgrau);
  line-height: var(--lh-relaxed);
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --side-padding: 32px;
  }

  .section {
    padding: 80px 0;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero__image {
    max-width: 360px;
    margin: 0 auto;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .service-cards,
  .value-cards,
  .case-cards,
  .focus-cards,
  .values-grid,
  .ventures-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps,
  .principle-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .contact__grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .leistung-grid,
  .leistung-grid--reverse {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .case-study__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .cycle-phase {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .cycle-phase__header {
    border-right: none;
    padding-right: 0;
    border-bottom: 2px solid var(--color-hellgrau);
    padding-bottom: var(--space-4);
  }
}

@media (max-width: 768px) {
  :root {
    --side-padding: 24px;
    --fs-6xl: 2.25rem;
    --fs-5xl: 2rem;
    --fs-4xl: 1.75rem;
    --fs-stat: 2.5rem;
  }

  .section {
    padding: 64px 0;
  }

  .nav__menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: var(--space-6);
    background: var(--color-white);
    border-bottom: 1px solid var(--color-hellgrau);
    box-shadow: var(--shadow-elevated);
  }

  .nav__menu.active {
    display: flex;
  }

  .nav__link {
    display: block;
    width: 100%;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-hellgrau);
  }

  .nav__toggle {
    display: flex;
  }

  .nav__cta {
    display: none;
  }

  .service-cards,
  .value-cards,
  .case-cards,
  .focus-cards,
  .process-steps,
  .principle-cards,
  .module-cards,
  .values-grid,
  .ventures-grid,
  .stats__grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero__image {
    max-width: 280px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .logo-bar {
    gap: var(--space-8);
  }

  .logo-bar img {
    max-height: 28px;
    max-width: 100px;
  }
}

@media (max-width: 480px) {
  :root {
    --side-padding: 16px;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: var(--space-16);
  }

  .hero__image {
    max-width: 220px;
  }
}

/* Legal / Impressum Content */
.legal-content h2 {
  font-size: var(--fs-h3);
  color: var(--color-navy);
  margin-bottom: var(--space-6);
}

.legal-content h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-navy);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.legal-content h4 {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--color-navy);
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
}

.legal-content p {
  color: var(--color-dunkelgrau);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

/* --------------------------------------------------------------------------
   Testimonial Quote (referenzen.html)
   -------------------------------------------------------------------------- */
.testimonial-quote {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-6);
  border-radius: var(--radius-md);
  margin-top: var(--space-4);
  position: relative;
}

.testimonial-quote::before {
  content: '\201C';
  font-size: var(--fs-4xl);
  color: var(--color-korall);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}

.testimonial-quote__text {
  font-size: var(--fs-sm);
  font-style: italic;
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-4);
}

.testimonial-quote__attribution {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* --------------------------------------------------------------------------
   Calendly CTA (kontakt.html)
   -------------------------------------------------------------------------- */
.calendly-cta {
  background: var(--color-warmgrau);
  border: 1.5px solid var(--color-hellgrau);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  margin-top: var(--space-8);
}

.calendly-cta h4 {
  margin-bottom: var(--space-3);
}

.calendly-cta p {
  font-size: var(--fs-sm);
  color: var(--color-dunkelgrau);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-6);
}

/* --------------------------------------------------------------------------
   Story Grid (ueber-uns.html Geschichte)
   -------------------------------------------------------------------------- */
.story-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-12);
  align-items: start;
}

.story-grid__image {
  border-radius: var(--radius-md);
  width: 100%;
  height: auto;
  object-fit: cover;
  position: sticky;
  top: 120px;
}

/* --------------------------------------------------------------------------
   Media Logos - Bekannt aus (ueber-uns.html)
   -------------------------------------------------------------------------- */
.media-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-10);
  padding: var(--space-8) 0;
}

.media-logos a {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.media-logos img {
  height: auto;
  max-height: 28px;
  max-width: 180px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.6;
  transition: all var(--transition-base);
}

.media-logos a:hover img {
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Photo Marquee
   -------------------------------------------------------------------------- */
.photo-marquee {
  overflow: hidden;
  padding: var(--space-12) 0;
  background: var(--color-warmgrau);
}

.photo-marquee__track {
  display: flex;
  gap: var(--space-4);
  animation: marquee-scroll 40s linear infinite;
  width: max-content;
}

.photo-marquee__track:hover {
  animation-play-state: paused;
}

.photo-marquee__item {
  flex-shrink: 0;
  width: 280px;
  height: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.photo-marquee__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
  transition: filter var(--transition-base);
}

.photo-marquee__item:hover img {
  filter: grayscale(0%);
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@media (max-width: 1024px) {
  .story-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .story-grid__image {
    position: static;
    max-width: 400px;
  }
}

@media (max-width: 768px) {
  .photo-marquee__item {
    width: 220px;
    height: 160px;
  }
}

@media (max-width: 480px) {
  .photo-marquee__item {
    width: 180px;
    height: 130px;
  }
}