:root {
    --minimal-bg: #ffffff;
    --minimal-accent: #4682b4;
    --minimal-text: #2c3e50;
    --minimal-muted: #95a5a6;
    --minimal-border: #ecf0f1;
    --minimal-surface: #f8f9fa;
}

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

body {
    background-color: var(--minimal-bg);
    color: var(--minimal-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.ledger-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    border-left: 1px solid var(--minimal-border);
    border-right: 1px solid var(--minimal-border);
}

.top-navigation {
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--minimal-border);
    background: white;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-type {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--minimal-accent);
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--minimal-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.ledger-hero {
    display: flex;
    height: 70vh;
    border-bottom: 1px solid var(--minimal-border);
}

@media (max-width: 900px) {
    .ledger-hero {
        flex-direction: column;
        height: auto;
    }
}

.hero-info {
    flex: 1;
    padding: 6rem 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-info h1 {
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 2rem;
    color: var(--minimal-accent);
}

.hero-visual-split {
    flex: 1;
    background: url('../img/hero.png') center/cover;
}

@media (max-width: 900px) {
    .hero-visual-split {
        height: 300px;
    }
}

.asset-lifecycle {
    padding: 8rem 4rem;
    background: var(--minimal-surface);
}

.lifecycle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 4rem;
    margin-top: 5rem;
}

.lifecycle-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    color: var(--minimal-accent);
}

.lifecycle-item p {
    color: var(--minimal-muted);
}

.inventory-spec {
    padding: 8rem 4rem;
    border-bottom: 1px solid var(--minimal-border);
}

.spec-layout {
    display: flex;
    gap: 6rem;
}

@media (max-width: 1024px) {
    .spec-layout {
        flex-direction: column;
    }
}

.spec-text {
    flex: 1.2;
}

.spec-image {
    flex: 0.8;
}

.spec-image img {
    width: 100%;
    filter: grayscale(1);
    transition: filter 0.5s;
}

.spec-image img:hover {
    filter: grayscale(0);
}

.program-curriculum {
    padding: 8rem 4rem;
}

.module-list {
    margin-top: 4rem;
}

.module-row {
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--minimal-border);
    display: flex;
    gap: 3rem;
}

@media (max-width: 768px) {
    .module-row {
        flex-direction: column;
        gap: 1rem;
    }
}

.module-number {
    font-size: 1rem;
    font-weight: bold;
    color: var(--minimal-accent);
    min-width: 50px;
}

.module-details h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.help-registry {
    padding: 8rem 4rem;
    background: var(--minimal-surface);
}

.registry-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

@media (max-width: 800px) {
    .registry-grid {
        grid-template-columns: 1fr;
    }
}

.faq-node {
    margin-bottom: 2rem;
}

.faq-node h5 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--minimal-accent);
}

.enrollment-portal {
    padding: 8rem 4rem;
}

.portal-container {
    max-width: 800px;
    margin: 0 auto;
}

.field-group {
    margin-bottom: 2rem;
}

.field-label {
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    color: var(--minimal-muted);
    margin-bottom: 0.5rem;
    display: block;
}

.field-input {
    width: 100%;
    padding: 1rem 0;
    border: none;
    border-bottom: 1px solid var(--minimal-muted);
    font-size: 1.1rem;
    transition: border-color 0.3s;
}

.field-input:focus {
    outline: none;
    border-bottom-color: var(--minimal-accent);
}

.submit-btn {
    margin-top: 3rem;
    padding: 1.2rem 4rem;
    background: var(--minimal-accent);
    color: white;
    border: none;
    font-size: 0.9rem;
    font-weight: bold;
    cursor: pointer;
    transition: opacity 0.2s;
}

.submit-btn:hover {
    opacity: 0.9;
}

.minimal-footer {
    padding: 6rem 4rem;
    border-top: 1px solid var(--minimal-border);
    font-size: 0.85rem;
    color: var(--minimal-muted);
}

.footer-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 4rem;
}

.cookie-box {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 320px;
    background: white;
    padding: 2rem;
    border: 1px solid var(--minimal-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    z-index: 1000;
}

.cookie-box p {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.cookie-box button {
    width: 100%;
    padding: 0.8rem;
    background: var(--minimal-text);
    color: white;
    border: none;
    cursor: pointer;
}