/* ==========================================================================
   ClearFlow – Globales Stylesheet
   Helles, freundliches Design (Referenz: Observatory-Layout)
   Wassernah, klar, ruhig
   ========================================================================== */

:root {
    /* Grundtöne – warme, helle Cream/Grau-Basis */
    --bg: #f3f4f6;
    --bg-soft: #eef0f3;
    --bg-page-gradient: radial-gradient(ellipse 1400px 800px at 70% -10%, #e2ecf3 0%, #eef0f3 35%, #f3f4f6 70%);

    /* Karten */
    --card: #ffffff;
    --card-border: rgba(15, 23, 32, 0.07);
    --card-border-strong: rgba(15, 23, 32, 0.12);
    --card-shadow: 0 1px 2px rgba(15, 23, 32, 0.04), 0 8px 24px rgba(15, 23, 32, 0.04);

    /* Dunkle Kontrast-Karten */
    --card-dark: #0e1218;
    --card-dark-soft: #161b24;
    --card-dark-border: rgba(255, 255, 255, 0.08);

    /* Akzent (ClearFlow Cyan) */
    --accent: #00b8e6;
    --accent-deep: #0077b6;
    --accent-soft: #e2f4fb;
    --accent-glow: rgba(0, 184, 230, 0.18);

    /* Typografie-Farben */
    --text: #0f1720;
    --text-muted: #6b7280;
    --text-dim: #9aa3af;
    --text-on-dark: #e9edf2;
    --text-on-dark-muted: #8a95a5;

    /* Warnung / Akzent-Warm (für Highlights) */
    --warm: #ff7a45;

    /* Form */
    --radius: 14px;
    --radius-sm: 10px;
    --radius-lg: 22px;
    --radius-pill: 999px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

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

/* ===== Reset ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

/* ===== Layout ===== */
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 3.5vw, 2.5rem);
}

.section {
    padding: clamp(4rem, 7vw, 7rem) 0;
    position: relative;
}

/* ===== Eyebrow / Section-Tag ===== */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}
.eyebrow::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}
.eyebrow.on-dark { color: var(--text-on-dark-muted); }

/* ===== Headlines ===== */
.h-display {
    font-size: clamp(2.5rem, 5.5vw, 4.4rem);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.025em;
    color: var(--text);
}
.h-section {
    font-size: clamp(1.9rem, 3.6vw, 2.85rem);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 1.25rem;
}
.h-card {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--text);
}
.lede {
    font-size: clamp(0.95rem, 1.15vw, 1.05rem);
    color: var(--text-muted);
    line-height: 1.65;
    max-width: 38rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.4rem;
    border-radius: var(--radius-pill);
    font-size: 0.88rem;
    font-weight: 500;
    letter-spacing: -0.005em;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}
.btn svg { width: 14px; height: 14px; }

.btn-primary {
    background: var(--card-dark);
    color: var(--text-on-dark);
    border: 1px solid var(--card-dark);
}
.btn-primary:hover {
    background: #1a2030;
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--card-border-strong);
}
.btn-ghost:hover {
    background: var(--card);
    border-color: rgba(15, 23, 32, 0.2);
}

.btn-pill {
    background: var(--card);
    border: 1px solid var(--card-border);
    color: var(--text);
    box-shadow: var(--card-shadow);
}
.btn-pill:hover {
    transform: translateY(-1px);
    border-color: var(--card-border-strong);
}

.btn-on-dark {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-on-dark);
    border: 1px solid var(--card-dark-border);
}
.btn-on-dark:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-1px);
}

/* ===== Navigation ===== */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(243, 244, 246, 0.85);
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition);
}
.nav.scrolled { border-bottom-color: var(--card-border); }

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.nav-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: -0.01em;
    color: var(--text);
}
.nav-logo-img { height: 26px; width: auto; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}
.nav-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color var(--transition);
    position: relative;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a.active::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -22px;
    height: 1px;
    background: var(--text);
}

.nav-cta {
    padding: 0.5rem 1.05rem;
    border-radius: var(--radius-pill);
    background: var(--card);
    border: 1px solid var(--card-border-strong);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}
.nav-cta:hover {
    background: var(--card-dark);
    color: var(--text-on-dark);
    border-color: var(--card-dark);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}
.nav-toggle span {
    display: block;
    width: 22px; height: 2px;
    background: var(--text);
    transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
    position: fixed;
    inset: 64px 0 0 0;
    background: var(--bg);
    z-index: 99;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.4rem;
    padding: 2.5rem;
    display: none;
}
.mobile-menu.active { display: flex; }
.mobile-menu a {
    font-size: 1.2rem;
    color: var(--text);
    font-weight: 500;
}

@media (max-width: 880px) {
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .nav-toggle { display: flex; }
}

/* ===== Hero — Echte Erde aus Referenz-Bild ===== */
.hero {
    position: relative;
    background: #060912;
    background-image:
        radial-gradient(ellipse 70% 60% at 90% 80%, rgba(40, 90, 140, 0.35) 0%, transparent 60%),
        linear-gradient(180deg, #07101e 0%, #050810 60%, #060912 100%);
    color: var(--text-on-dark);
    overflow: hidden;
    isolation: isolate;
}

/* Echte Erde aus Referenz-Bild — rechts unten platziert */
.hero::before {
    content: '';
    position: absolute;
    right: -8%;
    bottom: -25%;
    width: 78%;
    aspect-ratio: 725 / 610;
    background: url("Bilder-Website/hero-earth-clean.png") center / cover no-repeat;
    z-index: 1;
    pointer-events: none;
    filter: drop-shadow(0 30px 80px rgba(0, 100, 180, 0.25));
}

/* Sanfter Übergang Hero → heller Bereich darunter */
.hero::after {
    content: '';
    position: absolute;
    inset: auto 0 0 0;
    height: 25%;
    background: linear-gradient(180deg, transparent, rgba(243, 244, 246, 0) 60%, var(--bg) 100%);
    z-index: 2;
    pointer-events: none;
}

/* Sterne (subtil) im linken/oberen Bereich */
.hero-stars {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image:
        radial-gradient(1px 1px at 8% 18%, rgba(255, 255, 255, 0.55), transparent 50%),
        radial-gradient(1px 1px at 22% 8%, rgba(255, 255, 255, 0.4), transparent 50%),
        radial-gradient(1.5px 1.5px at 35% 22%, rgba(255, 255, 255, 0.6), transparent 50%),
        radial-gradient(1px 1px at 45% 6%, rgba(255, 255, 255, 0.35), transparent 50%),
        radial-gradient(1px 1px at 55% 14%, rgba(255, 255, 255, 0.5), transparent 50%),
        radial-gradient(1.5px 1.5px at 5% 35%, rgba(255, 255, 255, 0.55), transparent 50%),
        radial-gradient(1px 1px at 18% 45%, rgba(255, 255, 255, 0.4), transparent 50%),
        radial-gradient(1px 1px at 30% 55%, rgba(255, 255, 255, 0.35), transparent 50%),
        radial-gradient(1px 1px at 12% 4%, rgba(255, 255, 255, 0.5), transparent 50%),
        radial-gradient(1px 1px at 40% 32%, rgba(255, 255, 255, 0.4), transparent 50%);
    pointer-events: none;
}

/* Hero Layout */
.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    align-items: end;
    min-height: clamp(560px, 78vh, 760px);
    padding: clamp(4rem, 8vw, 7rem) 0 clamp(8rem, 12vw, 10rem);
}
.hero-content { max-width: 38rem; }
.hero-content .eyebrow { color: rgba(255, 255, 255, 0.55); }
.hero-content .eyebrow::before { box-shadow: 0 0 0 4px rgba(0, 184, 230, 0.18); }
.hero-content h1 {
    margin: 0.5rem 0 1.25rem;
    color: #ffffff;
    font-weight: 400;
}
.hero-content .gradient-text {
    background: linear-gradient(135deg, #d4ecf9 0%, #a3c8e0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    line-height: 1.65;
    max-width: 32rem;
    margin-bottom: 1.75rem;
}
.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* Buttons im dunklen Hero anpassen */
.hero .btn-primary {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    backdrop-filter: blur(8px);
}
.hero .btn-primary:hover { background: rgba(255, 255, 255, 0.2); }
.hero .btn-ghost {
    color: rgba(255, 255, 255, 0.85);
    border-color: rgba(255, 255, 255, 0.18);
}
.hero .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Nav über dunklem Hero */
.nav.on-hero {
    background: transparent;
    border-bottom-color: transparent;
}
.nav.on-hero .nav-logo,
.nav.on-hero .nav-links a,
.nav.on-hero .nav-cta { color: rgba(255, 255, 255, 0.85); }
.nav.on-hero .nav-links a:hover,
.nav.on-hero .nav-links a.active { color: #ffffff; }
.nav.on-hero .nav-cta {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
    color: #ffffff;
}
.nav.on-hero .nav-cta:hover {
    background: rgba(255, 255, 255, 0.16);
    color: #ffffff;
}
.nav.on-hero .nav-toggle span { background: #ffffff; }

@media (max-width: 880px) {
    .hero-inner { min-height: auto; padding-bottom: 8rem; }
}

/* ===== Stat-Bar (unter Hero, wie Referenz) ===== */
.stat-bar {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem clamp(1.5rem, 3vw, 2.25rem);
    box-shadow: var(--card-shadow);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: -3rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 5;
}
.stat-bar-item {
    border-right: 1px solid var(--card-border);
    padding-right: 1rem;
}
.stat-bar-item:last-child { border-right: none; }
.stat-bar-eyebrow {
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 0.4rem;
    font-weight: 600;
}
.stat-bar-value {
    font-size: clamp(1.4rem, 2vw, 1.7rem);
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 0.2rem;
}
.stat-bar-desc {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.45;
}
@media (max-width: 880px) {
    .stat-bar { grid-template-columns: repeat(2, 1fr); margin-top: 1.5rem; }
    .stat-bar-item:nth-child(2) { border-right: none; }
    .stat-bar-item { border-bottom: 1px solid var(--card-border); padding-bottom: 1rem; }
    .stat-bar-item:nth-last-child(-n+2) { border-bottom: none; padding-bottom: 0; }
}

/* ===== Karten-Grid ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
}
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 980px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .card-grid, .card-grid.cols-2, .card-grid.cols-4 { grid-template-columns: 1fr; }
}

.card {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: clamp(1.5rem, 2.5vw, 2rem);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.card:hover {
    transform: translateY(-2px);
    border-color: var(--card-border-strong);
}
.card-eyebrow {
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-dim);
    font-weight: 600;
    margin-bottom: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-eyebrow .pill {
    font-size: 0.6rem;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-pill);
    background: var(--accent-soft);
    color: var(--accent-deep);
    letter-spacing: 1px;
}
.card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--text);
    margin-bottom: 0.7rem;
}
.card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.6;
}
.card-icon {
    width: 38px; height: 38px;
    border-radius: 10px;
    background: var(--accent-soft);
    color: var(--accent-deep);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}
.card-icon svg { width: 18px; height: 18px; }
.card-stat {
    font-size: 2.4rem;
    font-weight: 500;
    letter-spacing: -0.025em;
    color: var(--text);
    margin: 0.5rem 0 0.3rem;
}
.card-meta {
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 600;
    padding-top: 1rem;
    margin-top: 1rem;
    border-top: 1px solid var(--card-border);
}

/* Dunkle Kontrast-Karte */
.card-dark {
    background: var(--card-dark);
    border: 1px solid var(--card-dark-border);
    color: var(--text-on-dark);
    background-image:
        radial-gradient(ellipse at 80% 20%, rgba(0, 184, 230, 0.18), transparent 50%),
        radial-gradient(ellipse at 20% 80%, rgba(26, 117, 255, 0.12), transparent 50%);
}
.card-dark h3 { color: var(--text-on-dark); }
.card-dark p { color: var(--text-on-dark-muted); }
.card-dark .card-eyebrow { color: var(--text-on-dark-muted); }
.card-dark .card-meta {
    color: var(--text-on-dark-muted);
    border-top-color: rgba(255, 255, 255, 0.1);
}
.card-dark .card-icon {
    background: rgba(0, 184, 230, 0.16);
    color: var(--accent);
}

/* Karte: vertical filling/feature */
.card-feature {
    display: flex;
    flex-direction: column;
    min-height: 280px;
}
.card-feature .card-content { flex: 1; }
.card-feature .card-action {
    margin-top: 1.5rem;
    align-self: flex-start;
}

/* ===== Steps (How it works) ===== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2.5rem;
}
@media (max-width: 800px) { .steps-grid { grid-template-columns: 1fr; } }

.step {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: var(--transition);
    box-shadow: var(--card-shadow);
}
.step:hover { transform: translateY(-2px); }
.step-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.25rem;
    border-bottom: 1px solid var(--card-border);
}
.step-row:last-child { border-bottom: none; }
.step-row-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
}
.step-row-num {
    font-size: 0.7rem;
    color: var(--text-dim);
    font-weight: 600;
    letter-spacing: 1.5px;
}

/* ===== Section-Header ===== */
.section-header {
    max-width: 44rem;
    margin-bottom: 2rem;
}
.section-header.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.section-header.split {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 2rem;
    max-width: none;
}
@media (max-width: 800px) {
    .section-header.split { grid-template-columns: 1fr; }
}

/* ===== Marquee ===== */
.marquee {
    overflow: hidden;
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
    background: var(--card);
    padding: 1rem 0;
}
.marquee-track {
    display: flex;
    gap: 3rem;
    width: max-content;
    animation: marquee-scroll 35s linear infinite;
}
.marquee-item {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-muted);
    font-size: 0.82rem;
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.marquee-item .dot {
    width: 4px; height: 4px;
    background: var(--accent);
    border-radius: 50%;
}
@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ===== Feature-Block (Bild + Text) ===== */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(1.5rem, 4vw, 3.5rem);
    align-items: center;
}
.feature-block.reverse > :first-child { order: 2; }
@media (max-width: 880px) {
    .feature-block { grid-template-columns: 1fr; }
    .feature-block.reverse > :first-child { order: initial; }
}

.feature-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--bg-soft);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
}
.feature-image img {
    width: 100%; height: 100%;
    object-fit: cover;
}

/* ===== Founder-Block ===== */
.founder-block {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 3rem;
    align-items: start;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    box-shadow: var(--card-shadow);
}
.founder-photo {
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4 / 5;
}
.founder-photo img { width: 100%; height: 100%; object-fit: cover; }
.founder-info h3 {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.25rem;
}
.founder-info h3 a { color: inherit; transition: color var(--transition); }
.founder-info h3 a:hover { color: var(--accent-deep); }
.founder-role {
    color: var(--accent-deep);
    font-weight: 500;
    margin-bottom: 0.25rem;
}
.founder-role a { transition: opacity var(--transition); }
.founder-role a:hover { opacity: 0.7; }
.founder-company {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-bottom: 1.5rem;
}
.founder-info blockquote {
    color: var(--text);
    font-size: 1rem;
    line-height: 1.7;
    border-left: 2px solid var(--accent);
    padding-left: 1.25rem;
    margin-bottom: 1.5rem;
    font-style: normal;
}
.founder-tagline {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
}
@media (max-width: 800px) {
    .founder-block { grid-template-columns: 1fr; gap: 2rem; }
    .founder-photo { max-width: 320px; }
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2rem;
    margin-top: 2.5rem;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.contact-item {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 1.1rem 1.25rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    box-shadow: var(--card-shadow);
}
.contact-icon {
    width: 36px; height: 36px;
    border-radius: 10px;
    background: var(--accent-soft);
    color: var(--accent-deep);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.contact-icon svg { width: 17px; height: 17px; }
.contact-item-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-dim);
    font-weight: 600;
    margin-bottom: 0.2rem;
}
.contact-item-value {
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
}
.contact-item-value a { color: var(--text); transition: color var(--transition); }
.contact-item-value a:hover { color: var(--accent-deep); }
.contact-item-value.muted { color: var(--text-muted); font-weight: 400; font-size: 0.88rem; }

/* Form */
.contact-form {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text);
    letter-spacing: -0.005em;
}
.form-group input,
.form-group textarea {
    background: var(--bg-soft);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    font-family: inherit;
    font-size: 0.92rem;
    color: var(--text);
    transition: var(--transition);
    resize: vertical;
}
.form-group textarea { min-height: 130px; }
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--card);
    box-shadow: 0 0 0 4px var(--accent-glow);
}
.form-submit {
    align-self: flex-start;
    background: var(--card-dark);
    color: var(--text-on-dark);
    padding: 0.85rem 1.5rem;
    border-radius: var(--radius-pill);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.form-submit:hover { background: #1a2030; transform: translateY(-1px); }

/* ===== CTA-Band ===== */
.cta-band {
    background: var(--card-dark);
    background-image:
        radial-gradient(ellipse at 75% 20%, rgba(0, 184, 230, 0.22), transparent 55%),
        radial-gradient(ellipse at 15% 80%, rgba(26, 117, 255, 0.15), transparent 55%);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 4vw, 3.5rem);
    color: var(--text-on-dark);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
    margin: clamp(3rem, 6vw, 5rem) 0;
}
.cta-band h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 0.65rem;
}
.cta-band p {
    color: var(--text-on-dark-muted);
    max-width: 30rem;
    font-size: 0.95rem;
}
.cta-band .cta-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
@media (max-width: 800px) {
    .cta-band { grid-template-columns: 1fr; }
}

/* ===== Footer ===== */
.footer {
    background: var(--card-dark);
    color: var(--text-on-dark-muted);
    padding: 4rem 0 2.5rem;
    margin-top: 0;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 3rem;
}
@media (max-width: 800px) {
    .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
    .footer-inner { grid-template-columns: 1fr; }
}
.footer .nav-logo { color: var(--text-on-dark); }
.footer-brand p {
    margin-top: 0.75rem;
    color: var(--text-on-dark-muted);
    font-size: 0.88rem;
    max-width: 22rem;
    line-height: 1.6;
}
.footer-col h4 {
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-on-dark);
    font-weight: 600;
    margin-bottom: 1rem;
}
.footer-col a {
    display: block;
    color: var(--text-on-dark-muted);
    font-size: 0.88rem;
    padding: 0.3rem 0;
    transition: color var(--transition);
}
.footer-col a:hover { color: var(--text-on-dark); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1.5rem;
    color: var(--text-on-dark-muted);
    font-size: 0.8rem;
}
.footer-credit-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(0, 184, 230, 0.3);
    color: var(--accent);
    font-size: 0.75rem;
    transition: var(--transition);
}
.footer-credit-badge:hover {
    border-color: var(--accent);
    background: rgba(0, 184, 230, 0.08);
}
.footer-credit-badge svg {
    width: 13px; height: 13px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.5;
}

/* ===== Reveal Animation ===== */
[data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}
[data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"] { transition-delay: 0.24s; }
[data-reveal-delay="4"] { transition-delay: 0.32s; }

/* ===== Page-Header (für Sub-Pages) ===== */
.page-header {
    background: var(--bg-page-gradient);
    padding: clamp(4rem, 8vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem);
    border-bottom: 1px solid var(--card-border);
}
.page-header h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.4rem);
    font-weight: 500;
    line-height: 1.08;
    letter-spacing: -0.025em;
    color: var(--text);
    margin: 0.5rem 0 1rem;
    max-width: 28rem;
}
.page-header p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.65;
    max-width: 32rem;
}

/* ===== Patent-Notiz / Highlight-Block ===== */
.highlight-block {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--card-shadow);
}
.highlight-block .label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-deep);
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.highlight-block p {
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== Blog-Teaser ===== */
.blog-teaser {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    box-shadow: var(--card-shadow);
    margin-top: 2rem;
}
.blog-teaser-image {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-soft);
}
.blog-teaser-image img { width: 100%; height: 100%; object-fit: cover; }
.blog-teaser h3 {
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--text);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}
.blog-teaser p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}
@media (max-width: 800px) { .blog-teaser { grid-template-columns: 1fr; } }

/* ===== Tag-Liste (z.B. Eigenschaften) ===== */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}
.tag-list .tag {
    font-size: 0.75rem;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-pill);
    background: var(--accent-soft);
    color: var(--accent-deep);
    font-weight: 500;
}

/* ===== Utilities ===== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }

/* ===== Globale Smooth Scroll Offset ===== */
section[id] { scroll-margin-top: 80px; }