:root {
    --affiner-red: #d9230f;
    --affiner-red-dark: #aa1b0c;
    --affiner-charcoal: #333333;
    --affiner-heading: #414141;
    --affiner-text: #666666;
    --affiner-muted: #888888;
    --affiner-light: #f4f4f4;
    --affiner-soft: #faf8f7;
    --affiner-border: #e2dfdd;
    --affiner-white: #ffffff;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    color: var(--affiner-text);
    background: var(--affiner-white);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.65;
}

main {
    min-height: 65vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--affiner-heading);
    font-weight: 700;
    line-height: 1.18;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.8rem);
    letter-spacing: -0.045em;
}

h2 {
    font-size: clamp(2rem, 3.5vw, 3.2rem);
    letter-spacing: -0.03em;
}

h3 {
    font-size: 1.35rem;
}

a {
    color: var(--affiner-red);
}

    a:hover {
        color: var(--affiner-red-dark);
    }

.site-header {
    position: relative;
    z-index: 100;
}

.navbar {
    min-height: 78px;
    background: var(--affiner-red);
}

.navbar-brand {
    color: var(--affiner-white);
    font-size: 1.85rem;
    font-weight: 700;
    letter-spacing: -0.04em;
}

    .navbar-brand:hover {
        color: var(--affiner-white);
    }

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.88);
    font-weight: 600;
    padding-left: 0.9rem !important;
    padding-right: 0.9rem !important;
}

    .navbar .nav-link:hover {
        color: var(--affiner-white);
    }

.signin-button {
    min-width: 102px;
    color: var(--affiner-red);
    border: 0;
    font-weight: 700;
}

    .signin-button:hover {
        color: var(--affiner-red-dark);
        background: var(--affiner-white);
    }

.hero-section {
    padding: 7rem 0;
    background: linear-gradient( 125deg, var(--affiner-white) 0%, var(--affiner-soft) 100% );
}

    .hero-section h1 {
        max-width: 850px;
        margin-bottom: 1.5rem;
    }

.hero-copy {
    max-width: 760px;
    margin-bottom: 2rem;
    color: var(--affiner-text);
    font-size: 1.25rem;
}

.eyebrow {
    margin-bottom: 1rem;
    color: var(--affiner-red);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-affiner {
    color: var(--affiner-white);
    background: var(--affiner-red);
    border-color: var(--affiner-red);
    font-weight: 700;
}

    .btn-affiner:hover {
        color: var(--affiner-white);
        background: var(--affiner-red-dark);
        border-color: var(--affiner-red-dark);
    }

.btn-outline-affiner {
    color: var(--affiner-red);
    background: transparent;
    border-color: var(--affiner-red);
    font-weight: 700;
}

    .btn-outline-affiner:hover {
        color: var(--affiner-white);
        background: var(--affiner-red);
        border-color: var(--affiner-red);
    }

.hero-panel {
    padding: 2.5rem;
    background: var(--affiner-charcoal);
    border-radius: 4px;
    box-shadow: 0 24px 55px rgba(0, 0, 0, 0.14);
}

    .hero-panel h2 {
        margin-bottom: 1.25rem;
        color: var(--affiner-white);
        font-size: 2rem;
    }

    .hero-panel p {
        color: rgba(255, 255, 255, 0.72);
    }

.hero-panel-label {
    margin-bottom: 1rem;
    color: #f77e70;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.check-list {
    margin: 1.75rem 0 0;
    padding: 0;
    list-style: none;
}

    .check-list li {
        position: relative;
        margin-bottom: 0.75rem;
        padding-left: 1.75rem;
        color: var(--affiner-white);
        font-weight: 600;
    }

        .check-list li::before {
            position: absolute;
            left: 0;
            color: #f77e70;
            content: "✓";
        }

.content-section {
    padding: 6rem 0;
}

.section-heading {
    max-width: 820px;
    margin-bottom: 3rem;
}

    .section-heading p,
    .section-copy {
        font-size: 1.15rem;
    }

.feature-card,
.detail-card,
.process-card {
    height: 100%;
    padding: 2rem;
    background: var(--affiner-white);
    border: 1px solid var(--affiner-border);
    border-radius: 4px;
    transition: transform 160ms ease, box-shadow 160ms ease;
}

    .feature-card:hover,
    .detail-card:hover,
    .process-card:hover {
        transform: translateY(-3px);
        box-shadow: 0 18px 35px rgba(0, 0, 0, 0.07);
    }

    .feature-number,
    .process-card > span {
        display: inline-block;
        margin-bottom: 1.25rem;
        color: var(--affiner-red);
        font-weight: 800;
    }

.learning-section {
    padding: 6rem 0;
    background: var(--affiner-light);
}

.learning-steps {
    display: grid;
    gap: 1rem;
}

.learning-step {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    padding: 1.4rem;
    background: var(--affiner-white);
    border-left: 4px solid var(--affiner-red);
}

    .learning-step > span {
        display: flex;
        flex: 0 0 38px;
        width: 38px;
        height: 38px;
        align-items: center;
        justify-content: center;
        color: var(--affiner-white);
        background: var(--affiner-red);
        border-radius: 50%;
        font-weight: 800;
    }

    .learning-step h3 {
        margin: 0 0 0.25rem;
    }

    .learning-step p {
        margin: 0;
    }

.text-link {
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
    font-weight: 800;
    text-decoration: none;
}

.status-section {
    padding: 0 0 6rem;
}

.status-panel {
    display: flex;
    gap: 2rem;
    align-items: center;
    justify-content: space-between;
    padding: 3rem;
    background: var(--affiner-soft);
    border: 1px solid var(--affiner-border);
}

    .status-panel h2 {
        max-width: 800px;
        font-size: 2.2rem;
    }

    .status-panel p {
        max-width: 800px;
        margin-bottom: 0;
    }

.page-hero {
    padding: 5.5rem 0;
    background: var(--affiner-soft);
    border-bottom: 1px solid var(--affiner-border);
}

.page-hero-small {
    padding: 4rem 0;
}

.page-hero h1 {
    margin-bottom: 1.5rem;
}

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

.narrow-container {
    max-width: 900px;
}

.notice-panel {
    padding: 2.25rem;
    background: var(--affiner-light);
    border-left: 5px solid var(--affiner-red);
}

    .notice-panel h2 {
        font-size: 1.65rem;
    }

.process-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem;
}

.process-card h2 {
    font-size: 1.5rem;
}

.prose h2 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

    .prose h2:first-child {
        margin-top: 0;
    }

.prose p {
    font-size: 1.08rem;
}

.contact-card {
    max-width: 760px;
    margin: 0 auto;
    padding: 3rem;
    background: var(--affiner-soft);
    border: 1px solid var(--affiner-border);
}

.contact-details {
    margin: 2rem 0;
}

    .contact-details > div {
        display: grid;
        grid-template-columns: 140px 1fr;
        padding: 1rem 0;
        border-bottom: 1px solid var(--affiner-border);
    }

    .contact-details dt {
        color: var(--affiner-heading);
        font-weight: 800;
    }

    .contact-details dd {
        margin: 0;
    }

.contact-note {
    margin-bottom: 0;
}

.signin-section {
    display: flex;
    min-height: 680px;
    align-items: center;
    padding: 5rem 0;
    background: var(--affiner-soft);
}

.signin-card {
    max-width: 590px;
    margin: 0 auto;
    padding: 3rem;
    text-align: center;
    background: var(--affiner-white);
    border: 1px solid var(--affiner-border);
    box-shadow: 0 22px 50px rgba(0, 0, 0, 0.08);
}

    .signin-card h1 {
        font-size: 2.5rem;
    }

.signin-status {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin: 2rem 0;
    padding: 1.25rem;
    background: var(--affiner-light);
}

    .signin-status strong {
        color: var(--affiner-red);
    }

.signin-help {
    margin-top: 1.5rem;
    margin-bottom: 0;
    font-size: 0.95rem;
}

.legal-content {
    max-width: 850px;
}

.site-footer {
    padding: 4.5rem 0 1.5rem;
    color: rgba(255, 255, 255, 0.72);
    background: var(--affiner-charcoal);
}

.footer-brand {
    margin-bottom: 0.75rem;
    color: var(--affiner-white);
    font-size: 1.8rem;
    font-weight: 800;
}

.footer-description {
    max-width: 470px;
}

.footer-heading {
    color: var(--affiner-white);
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-links {
    margin: 0;
    padding: 0;
    list-style: none;
}

    .footer-links li {
        margin-bottom: 0.55rem;
    }

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

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

.footer-bottom {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.9rem;
}

@media (max-width: 991.98px) {
    .navbar-collapse {
        padding: 1rem 0 1.5rem;
    }

    .navbar .nav-link {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .signin-button {
        margin-top: 0.75rem;
    }

    .process-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .status-panel {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 767.98px) {
    .hero-section,
    .content-section,
    .learning-section {
        padding: 4rem 0;
    }

    .page-hero {
        padding: 4rem 0;
    }

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

    .status-panel,
    .signin-card,
    .contact-card {
        padding: 2rem;
    }

    .contact-details > div {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .site-logo {
        display: block;
        width: auto;
        height: 42px;
    }

    .navbar-brand {
        display: inline-flex;
        align-items: center;
        padding: 0;
    }
}


@media (max-width: 767.98px) {
    .site-logo {
        height: 36px;
    }
}