:root {
    --forest-bg: #0E1B16;
    --deep-surface: #152820;
    --card-surface: #1C342A;
    --light-surface: #F3F5F1;
    --main-text: #F7FAF7;
    --muted-text: #A8B5AD;
    --sprout-green: #4F8A5B;
    --data-emerald: #3C9D78;
    --analytics-blue: #4C87A8;
    --warm-gold: #C8A96A;
    --border-main: #355246;
    --border-soft: #263E34;
    --alert-accent: #C47B45;
    
    --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --transition: all 0.3s ease;
}

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

body {
    background-color: var(--forest-bg);
    color: var(--main-text);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.3;
    color: var(--main-text);
}

h1 { font-size: 2.5rem; margin-bottom: var(--spacing-sm); }
h2 { font-size: 2rem; margin-bottom: var(--spacing-sm); }
h3 { font-size: 1.5rem; margin-bottom: var(--spacing-sm); }

p {
    color: var(--muted-text);
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--data-emerald);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--sprout-green);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(14, 27, 22, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-main);
    z-index: 1000;
    transition: var(--transition);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.brand {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--light-surface);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand span {
    color: var(--sprout-green);
}

nav ul {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

nav a {
    color: var(--main-text);
    font-size: 0.95rem;
}

nav a:hover, nav a.active {
    color: var(--data-emerald);
}

.cta-button {
    background-color: var(--sprout-green);
    color: var(--main-text);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.cta-button:hover {
    background-color: var(--data-emerald);
    color: var(--main-text);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--main-text);
    margin: 5px 0;
    transition: var(--transition);
}

/* Main Content */
main {
    margin-top: 80px;
    min-height: calc(100vh - 80px - 400px);
}

/* Sections */
section {
    padding: var(--spacing-lg) 0;
}

/* Hero Section */
.hero {
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--border-soft);
    background: linear-gradient(180deg, var(--deep-surface) 0%, var(--forest-bg) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3rem;
    color: var(--light-surface);
}

.hero p {
    font-size: 1.2rem;
}

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }

/* Cards */
.card {
    background-color: var(--deep-surface);
    border: 1px solid var(--border-soft);
    padding: var(--spacing-md);
    border-radius: 4px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--border-main);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.card-title {
    color: var(--light-surface);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Development Path */
.path-container {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid var(--border-soft);
}

.path-step {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.path-step::before {
    content: '';
    position: absolute;
    left: -2.6rem;
    top: 0.25rem;
    width: 1rem;
    height: 1rem;
    background-color: var(--deep-surface);
    border: 2px solid var(--sprout-green);
    border-radius: 50%;
}

.path-step h3 {
    margin-bottom: 0.25rem;
    color: var(--light-surface);
}

/* Content Blocks */
.content-block {
    background-color: var(--card-surface);
    border-left: 3px solid var(--analytics-blue);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.content-block.warning {
    border-left-color: var(--alert-accent);
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--main-text);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--deep-surface);
    border: 1px solid var(--border-main);
    color: var(--main-text);
    border-radius: 4px;
    font-family: var(--font-main);
}

.form-control:focus {
    outline: none;
    border-color: var(--data-emerald);
}

/* Footer */
footer {
    background-color: var(--deep-surface);
    border-top: 1px solid var(--border-main);
    padding: var(--spacing-lg) 0 var(--spacing-sm) 0;
    margin-top: var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    color: var(--light-surface);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col ul a {
    color: var(--muted-text);
}

.footer-col ul a:hover {
    color: var(--data-emerald);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-soft);
    color: var(--muted-text);
    font-size: 0.85rem;
}

.disclaimer-box {
    background-color: var(--forest-bg);
    padding: 1rem;
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--card-surface);
    border-top: 1px solid var(--border-main);
    padding: var(--spacing-sm);
    z-index: 9999;
    display: none;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.5);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.cookie-buttons {
    display: flex;
    gap: 0.5rem;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border-main);
    color: var(--muted-text);
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 4px;
}

.btn-secondary:hover {
    border-color: var(--data-emerald);
    color: var(--main-text);
}

.btn-primary {
    background-color: var(--sprout-green);
    border: 1px solid transparent;
    color: var(--main-text);
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 4px;
}

.btn-primary:hover {
    background-color: var(--data-emerald);
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1200px) {
    .container { max-width: 960px; }
}

@media (max-width: 768px) {
    .grid-4, .grid-3 { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    
    .mobile-toggle {
        display: block;
    }

    nav {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--deep-surface);
        border-bottom: 1px solid var(--border-main);
        display: none;
    }

    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column;
        padding: var(--spacing-md);
        align-items: flex-start;
        gap: 1rem;
    }

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

@media (max-width: 480px) {
    .grid-4, .grid-3, .grid-2, .footer-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2rem; }
    .cookie-buttons { flex-direction: column; width: 100%; }
}