/* --- Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

/* --- Variables & Reset --- */
:root {
  --color-primary: #3B5E58;
  --color-primary-light: #7A9E97;
  --color-primary-dark: #2A3D3B;
  --color-cream: #F5F2ED;
  --color-cream-dark: #EBE5DA;
  --color-terracotta: #C17B6B;
  --color-white: #ffffff;
  --color-text: #2f4845;
  --color-text-light: #5d6e6b;

  --font-sans: 'Inter', sans-serif;
  --font-serif: 'Playfair Display', serif;

  --radius: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 700;
}

/* --- Utilities --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

a { text-decoration: none; color: inherit; transition: color 0.2s ease; }
a:hover { color: var(--color-primary-light); }
ul { list-style: none; }
.text-center { text-align: center; }

/* --- Navigation --- */
.navbar {
    background: rgba(255, 255, 255, 0.97);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--color-cream-dark);
    backdrop-filter: blur(8px);
}

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

.logo-img {
    max-height: 40px;
    width: auto;
    display: block;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 500;
    color: var(--color-text-light);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary-dark);
    transition: 0.3s;
}

/* --- Hero --- */
.hero {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 120px 0 100px;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary-light);
    margin-bottom: 24px;
    font-weight: 500;
}

.hero h1 {
    font-size: 3.2rem;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.subtitle {
    font-family: var(--font-sans);
    font-size: 1.15rem;
    color: var(--color-cream);
    max-width: 640px;
    margin: 0 auto 40px auto;
    line-height: 1.7;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 4px;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    text-align: center;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--color-cream);
    color: var(--color-primary);
}

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

.btn-outline {
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--color-white);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--color-white);
    color: var(--color-white);
    background: rgba(255,255,255,0.08);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Sections --- */
.section {
    padding: 100px 0;
}

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

.bg-dark {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary-light);
    margin-bottom: 12px;
    font-weight: 600;
}

.section h2 {
    font-size: 2.4rem;
    margin-bottom: 1.2rem;
    color: var(--color-primary);
    line-height: 1.2;
}

.section h2.light {
    color: var(--color-white);
}

.section-lead {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.section-lead.light {
    color: var(--color-cream);
}

.section-lead a {
    color: var(--color-cream-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.bg-dark .section-lead a:hover {
    color: var(--color-white);
}

/* --- Stats Grid --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.stat-card {
    background: var(--color-cream);
    padding: 32px 24px;
    border-radius: var(--radius);
    text-align: center;
    border-top: 3px solid var(--color-primary);
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* --- Steps Grid --- */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.step-card {
    background: var(--color-white);
    padding: 32px 28px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--color-primary-light);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.step-list {
    list-style: none;
}

.step-list li {
    font-size: 0.9rem;
    color: var(--color-text-light);
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
    line-height: 1.5;
}

.step-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    width: 6px;
    height: 6px;
    background: var(--color-primary-light);
    border-radius: 50%;
}

/* --- Reasons Grid --- */
.reasons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.reason-card {
    background: var(--color-cream);
    padding: 32px 28px;
    border-radius: var(--radius);
    border-left: 3px solid var(--color-primary-light);
}

.reason-card h3 {
    font-size: 1.15rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.reason-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* --- Two Column Grid --- */
.two-col-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.col-card {
    background: var(--color-white);
    padding: 36px 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.col-card h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-cream-dark);
}

.check-list li {
    font-size: 0.9rem;
    color: var(--color-text-light);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.check-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--color-primary-light);
    font-weight: 700;
}

/* --- Founders --- */
.founders-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.founder-card {
    background: var(--color-cream);
    padding: 36px 32px;
    border-radius: var(--radius);
    text-align: center;
}

.founder-card h4 {
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.founder-role {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--color-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
    display: block;
    font-weight: 600;
}

.founder-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.founder-link {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.founders-tagline {
    text-align: center;
    margin-top: 40px;
    font-size: 1.05rem;
    color: var(--color-text-light);
    font-style: italic;
}

/* --- Footer --- */
#impressum {
    background: var(--color-primary-dark);
    color: var(--color-cream);
    padding: 48px 0;
    font-size: 0.85rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-logo {
    max-height: 32px;
    width: auto;
    margin-bottom: 12px;
    filter: brightness(0) invert(1);
    display: block;
    object-fit: contain;
}

.footer-block p {
    opacity: 0.8;
    line-height: 1.6;
}

.footer-right {
    text-align: right;
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .hero { padding: 80px 0 60px; min-height: 70vh; }
    .hero h1 { font-size: 2rem; }
    .subtitle { font-size: 1rem; }
    .section { padding: 64px 0; }
    .section h2 { font-size: 1.8rem; }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: 16px 24px;
        gap: 16px;
        border-bottom: 1px solid var(--color-cream-dark);
        box-shadow: 0 8px 16px rgba(0,0,0,0.08);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .stats-grid,
    .steps-grid,
    .reasons-grid,
    .two-col-grid,
    .founders-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-right {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.7rem; }
    .stat-number { font-size: 1.8rem; }
}