@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&family=Roboto+Mono:wght@400;700&display=swap');

:root {
    --color-primary: #1e3a5f; /* Navy Dunkelblau */
    --color-accent: #d4af37; /* Gold/Messing */
    --color-bg-dark: #0a1628; /* Sehr dunkles Navy */
    --color-bg-card: #142238;
    --color-text-main: #e2e8f0; /* Helles Grau */
    --color-text-secondary: #94a3b8; /* Gedämpftes Grau */
    --color-positive: #22c55e; /* Grün */
    --color-negative: #ef4444; /* Rot */
    --color-border: #1e3a5f;
    --font-primary: 'Roboto', sans-serif;
    --font-mono: 'Roboto Mono', monospace;
    --border-radius: 8px;
    --section-padding: 80px 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg-dark);
    color: var(--color-text-main);
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-main);
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: 10px auto 0;
}

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

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #f0c965;
}

.text-positive { color: var(--color-positive); }
.text-negative { color: var(--color-negative); }

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: #f0c965;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

.btn-secondary {
    background-color: var(--color-text-secondary);
    color: var(--color-text-main);
}

.btn-secondary:hover {
    background-color: #aab8c9;
}

/* ===== Top Bar ===== */
.top-bar {
    background-color: var(--color-bg-dark);
    border-bottom: 1px solid var(--color-border);
    padding: 8px 0;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

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

.status-indicator.positive {
    color: var(--color-positive);
}

/* ===== Header ===== */
.header {
    background-color: rgba(10, 22, 40, 0.8);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 40px;
    margin-right: 10px;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-text-main);
    border-bottom: 2px solid var(--color-accent);
}

.nav-list {
    display: flex;
    list-style: none;
}

.nav-link {
    color: var(--color-text-main);
    padding: 10px 15px;
    font-weight: 500;
    position: relative;
    text-decoration: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 80%;
}

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== Hero Section ===== */
.hero-section {
    position: relative;
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding: 0 20px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.3) contrast(1.1);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.7);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.7);
}

/* ===== KPI Grid ===== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.kpi-widget {
    background: rgba(20, 34, 56, 0.8);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 25px;
    backdrop-filter: blur(5px);
}

.kpi-title {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}

.kpi-value, .kpi-value-percent {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.kpi-value i {
    font-size: 1.5rem;
    margin-left: 5px;
}

/* ===== Market Ticker ===== */
.market-ticker-container {
    background-color: var(--color-bg-card);
    padding: 15px 0;
    overflow: hidden;
    white-space: nowrap;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.market-ticker {
    display: inline-block;
    animation: scroll 30s linear infinite;
}

.ticker-item {
    display: inline-block;
    margin: 0 25px;
    font-family: var(--font-mono);
    font-size: 1rem;
}

@keyframes scroll {
    from { transform: translateX(0%); }
    to { transform: translateX(-50%); }
}

/* ===== Features Grid ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.feature-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.feature-content {
    padding: 25px;
}

.feature-title {
    font-size: 1.4rem;
    color: var(--color-accent);
    margin-bottom: 15px;
}

.feature-description {
    color: var(--color-text-secondary);
}

/* ===== Market Overview Section ===== */
.market-overview-section {
    background-color: var(--color-bg-card);
}
.market-overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.market-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.chart-img {
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

/* ===== Analysis Section ===== */
.analysis-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.analysis-card {
    display: flex;
    gap: 20px;
    background-color: var(--color-bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: background-color 0.3s ease;
}

.analysis-card:hover {
    background-color: var(--color-primary);
}

.analysis-img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.analysis-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--color-text-main);
}

.analysis-description {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

/* ===== Case Studies Section ===== */
.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.case-study-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    text-align: center;
}

.case-study-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-top-left-radius: var(--border-radius);
    border-top-right-radius: var(--border-radius);
}

.case-study-content {
    padding: 25px;
}

.case-study-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.case-study-description {
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.case-study-result {
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
}

.result-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
}

.result-label {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ===== Partner Section ===== */
.partner-section {
    background-color: var(--color-bg-card);
}

.partner-logos {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.partner-logos img {
    height: 40px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
    filter: grayscale(100%) brightness(1.5);
}

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

/* ===== Forms (Newsletter & Contact) ===== */
.newsletter-section {
    background-color: var(--color-primary);
    text-align: center;
}

.newsletter-description {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--color-text-secondary);
}

.newsletter-form {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    flex: 1;
}

input[type="text"], 
input[type="email"], 
textarea {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-text-main);
    font-family: var(--font-primary);
    font-size: 1rem;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.3);
}

.form-group-checkbox {
    width: 100%;
    text-align: center;
    margin: 10px 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.form-group-checkbox input {
    margin-right: 10px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

#contact-form .form-group {
    margin-bottom: 20px;
    flex: none;
}

.contact-details h3 {
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.contact-details p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.contact-details a {
    color: var(--color-text-secondary);
}
.contact-details a:hover {
    color: var(--color-accent);
}

.contact-img {
    border-radius: var(--border-radius);
    margin-top: 20px;
}

.form-success-message {
    color: var(--color-positive);
    margin-top: 15px;
    font-weight: 500;
}

/* ===== Footer ===== */
.footer {
    background-color: var(--color-bg-dark);
    padding-top: 60px;
    color: var(--color-text-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-heading {
    font-size: 1.1rem;
    color: var(--color-text-main);
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--color-text-secondary);
}

.footer-disclaimer {
    background-color: #000;
    padding: 20px 0;
    font-size: 0.8rem;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.footer-disclaimer p {
    max-width: 1200px;
    margin: 0 auto;
    text-align: justify;
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 0.9rem;
}

/* ===== Cookie Banner ===== */
.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-card);
    padding: 20px;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    z-index: 2000;
    transition: bottom 0.5s ease-in-out;
}

.cookie-banner.show {
    bottom: 0;
}

.cookie-banner p {
    margin: 0;
}

/* ===== Responsive Design ===== */
@media (max-width: 992px) {
    .section-title { font-size: 2rem; }
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.2rem; }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .market-overview-content { grid-template-columns: 1fr; }
    .analysis-grid { grid-template-columns: 1fr; }
    .case-studies-grid { grid-template-columns: 1fr; gap: 30px; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }

    .mobile-nav-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-bg-card);
        border-top: 1px solid var(--color-border);
    }
    .main-nav.active {
        display: block;
    }
    .nav-list {
        flex-direction: column;
    }
    .nav-link { 
        display: block; 
        padding: 15px 20px; 
        text-align: center;
        border-bottom: 1px solid var(--color-border);
    }
    .nav-link::after { display: none; }
}

@media (max-width: 576px) {
    .kpi-grid { grid-template-columns: 1fr; }
    .newsletter-form { flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr; }
    .cookie-banner { flex-direction: column; text-align: center; }
}