:root {
    --color-bg: #f6f8fc;
    --color-bg-light: #ffffff;
    --color-primary: #1c3f94;
    --color-primary-soft: #e2e8f7;
    --color-text: #111827;
    --color-muted: #5b6475;
    --color-border: #e2e8f0;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
}

/* Layout */

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

.narrow {
    max-width: 800px;
}

.section {
    padding: 1.5rem 0;
}

.section-accent {
    background: linear-gradient(135deg, rgba(28, 63, 148, 0.06), #ffffff);
}

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

.site-banner {
    background: #1c3f94;
    color: #ffa6d6;
    font-weight: 600;
    text-align: center;
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
    overflow: hidden;
    white-space: nowrap;
}

.site-banner__text {
    display: inline-block;
    padding-left: 100%;
    animation: banner-scroll var(--banner-scroll-duration, 18s) linear infinite;
}

@keyframes banner-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-100%);
    }
}

.site-banner.is-hidden {
    display: none;
}

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

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}

.advantage-grid {
    grid-auto-rows: 1fr;
    align-items: stretch;
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Header */

.site-header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.1rem 0;
    color: var(--color-text);
    text-decoration: none;
}

.logo-mark {
    height: 72px;
    max-height: 72px;
    width: auto;
    opacity: 0.9; /* keep the mark subtle */
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: nowrap;
}

.main-nav a {
    text-decoration: none;
    font-size: 0.95rem;
    color: var(--color-muted);
    white-space: nowrap;
}

.main-nav a:hover {
    color: var(--color-text);
}

.main-nav a.active {
    color: var(--color-primary);
    font-weight: 600;
}

.btn-nav {
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--color-primary);
    flex-shrink: 0;
}

.btn-nav.active {
    background-color: var(--color-primary);
    color: #ffffff;
}

/* Hero */

.hero {
    background: radial-gradient(circle at top left, var(--color-primary-soft), #f9fafb);
    padding: 1.5rem 0 1.75rem;
}

.hero-inner {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.hero-text {
    max-width: 700px;
}

.hero h1 {
    font-size: 2.25rem;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-muted);
    margin-bottom: 0.5rem;
}

/* Page hero */

.page-hero {
    background-color: var(--color-bg-light);
    padding: 1.75rem 0;
}

.page-hero h1 {
    margin-bottom: 0.75rem;
}

.page-hero p {
    color: var(--color-muted);
}

/* Cards */

.card {
    background-color: #ffffff;
    border-radius: 0.75rem;
    padding: 1.5rem;
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.03);
}

.card h2 {
    margin-top: 0;
}

.card h3 {
    margin-top: 0;
}

.advantage-grid .card {
    border-top: 4px solid var(--color-primary);
    display: flex;
    flex-direction: column;
}

.advantage-grid .card h3 {
    margin-top: 0;
}

/* Buttons */

.btn-primary {
    display: inline-block;
    padding: 0.75rem 1.4rem;
    border-radius: 999px;
    background-color: var(--color-primary);
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

/* CTA */

.cta {
    text-align: center;
}

.cta p {
    max-width: 600px;
    margin: 0.5rem auto 1.5rem;
}

/* Forms */

.contact-form {
    background-color: #ffffff;
    border-radius: 0.75rem;
    padding: 1.5rem;
    border: 1px solid var(--color-border);
}

.contact-form label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    margin-bottom: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--color-border);
    font-family: inherit;
    font-size: 0.95rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary-soft);
}

/* Lists */

.simple-list {
    padding-left: 1.25rem;
}

.simple-list li {
    margin-bottom: 0.4rem;
}

.simple-list li::marker {
    color: var(--color-primary);
}

/* Footer */

.site-footer {
    border-top: 1px solid var(--color-border);
    background-color: #ffffff;
    padding: 1.25rem 0 1.5rem;
    margin-top: 2rem;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.site-footer a {
    color: var(--color-muted);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--color-text);
}

/* Responsive tweaks */

@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        margin-top: 0.5rem;
    }

    .main-nav a {
        margin-left: 0;
        margin-right: 1rem;
    }

    .hero-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero {
        padding-top: 3rem;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}