:root {
    --olea-ink: #101710;
    --olea-surface: #eef0e6;
    --olea-footer: #1f2618;
}

body {
    font-family: var(--olea-font-family, 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif);
    color: var(--olea-ink);
    background: #ffffff;
}

.site-main {
    padding-top: 76px;
}

.site-header .navbar {
    background: rgba(19, 23, 16, 0.88);
    backdrop-filter: blur(10px);
}

.brand-logo {
    height: 42px;
    width: auto;
}

.brand-name {
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #ffffff;
    font-size: 0.95rem;
}

.nav-link {
    color: rgba(255, 255, 255, 0.86);
    font-weight: 500;
}

.nav-link.active,
.nav-link:hover {
    color: #ffffff;
}

.hero-screen {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: var(--hero-image);
    background-size: cover;
    background-position: center;
    isolation: isolate;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(130deg, rgba(14, 18, 13, 0.9), rgba(28, 37, 24, 0.68));
    z-index: 1;
}

.eyebrow {
    display: inline-block;
    padding: 0.35rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.btn-brand-primary {
    background: var(--olea-primary, #6c7040);
    border-color: var(--olea-primary, #6c7040);
    color: #ffffff;
}

.btn-brand-primary:hover {
    background: var(--olea-primary-dark, #676a3d);
    border-color: var(--olea-primary-dark, #676a3d);
    color: #ffffff;
}

.impact-card {
    border-radius: 14px;
    border: 1px solid #d9dfcb;
    background: #ffffff;
    padding: 1.4rem;
    box-shadow: 0 12px 34px rgba(17, 20, 13, 0.07);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.impact-card:hover {
    border-color: var(--olea-primary, #6c7040);
    box-shadow: 0 12px 34px rgba(17, 20, 13, 0.12);
}

.section-dark {
    background: linear-gradient(145deg, #20281a, #151b13 65%);
}

.stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
}

.stat-card {
    border-radius: 12px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: #ffffff;
}

.stat-card strong {
    display: block;
    font-size: 1.8rem;
    line-height: 1.1;
}

.stat-card span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.78);
}

.content-card {
    border-radius: 14px;
    border: 1px solid #dde2d2;
    background: #ffffff;
    padding: 1.4rem;
    margin-bottom: 1rem;
}

.form-panel {
    border-radius: 16px;
    border: 1px solid #d3dac5;
    padding: 1.5rem;
    background: #f9faf6;
}

.form-floating > .form-control,
.form-floating > .form-select,
.form-floating > textarea.form-control {
    border-color: #c8cfba;
    background-color: #ffffff;
}

.form-floating > label {
    color: #4b5840;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--olea-primary, #6c7040);
    box-shadow: 0 0 0 0.2rem rgba(108, 112, 64, 0.2);
}

.site-footer {
    background: var(--olea-footer);
}

.text-footer {
    color: rgba(255, 255, 255, 0.72);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.72);
    text-decoration: none;
    line-height: 1.9;
}

.footer-links a:hover {
    color: #ffffff;
}

@media (max-width: 991.98px) {
    .site-main {
        padding-top: 70px;
    }

    .brand-name {
        display: none;
    }

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