:root {
    /* Premium Green Palette */
    --color-primary: #1C2B11;
    /* Deep Forest/Black Olive - Keep for Contrast */
    --color-secondary: #99c333;
    /* Fresh Green - Premium Accent */
    --color-accent: #99c333;
    /* Fresh Green - Call to Actions */

    --color-bg-body: #F8FAFC;
    --color-bg-white: #FFFFFF;
    --color-bg-light: #F1F5F9;

    --color-text-main: #334155;
    --color-text-muted: #64748B;
    --color-text-light: #F8FAFC;

    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Outfit', sans-serif;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);

    --container-width: 1200px;
    --header-height: 80px;
    --radius-md: 8px;

    /* Global scroll offset for all anchor targets to clear the header + tabs */
    scroll-margin-top: 220px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-body);
    color: var(--color-text-main);
    line-height: 1.6;
    padding-top: var(--header-height);
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.25;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

ul {
    list-style: none;
}

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

/* Layout Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Ensure deep linking respects the sticky header without JS hacks if possible */
#form-tabs {
    scroll-margin-top: 150px;
}

/* Responsive Grid Utilities */
.grid-responsive {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

/* Mobile Nav Toggle (Hidden by default on desktop) */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-primary);
}

.section {
    padding: 5rem 0;
}

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

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

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

/* Components: Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: #88b02b;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

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

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #E2E8F0;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

/* Default Nav Links (Desktop) */
.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

/* Mobile Navigation Media Query moved to execute AFTER default styles */
@media (max-width: 768px) {
    .site-header .container {
        padding: 0 1rem;
    }

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

    .nav-links {
        display: none;
        /* Hide default nav */
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        border-top: 1px solid #eee;
    }

    .nav-links.active {
        display: flex;
        /* Show when toggled */
    }

    .nav-links a {
        font-size: 1.2rem;
        width: 100%;
        text-align: center;
        padding: 0.5rem 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero {
        padding: 6rem 0 4rem;
    }

    .audience-grid {
        grid-template-columns: 1fr;
    }

    .steps {
        flex-direction: column;
        gap: 3rem;
    }

    .steps::before {
        display: none;
    }
}

.nav-links a {
    font-weight: 500;
    color: var(--color-text-main);
}

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

/* Footer */
.site-footer {
    background-color: #acaeaa;
    color: var(--color-primary);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: inline-block;
}

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

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

.trust-strip {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--color-primary);
}