:root {
    --blue: #003087;
    --blue-dark: #001f5f;
    --gold: #ffca28;
    --ink: #1d2433;
    --muted: #5b6472;
    --line: #dfe5ef;
    --soft: #f5f8fc;
    --white: #ffffff;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--white);
    color: var(--ink);
    font-family: "Open Sans", Arial, sans-serif;
    line-height: 1.65;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
}

h1,
h2,
h3 {
    font-family: Montserrat, Arial, sans-serif;
    line-height: 1.15;
}

.container {
    margin: 0 auto;
    max-width: 1180px;
    padding: 0 1.25rem;
}

.site-header {
    background: var(--blue);
    box-shadow: 0 2px 14px rgba(0, 0, 0, 0.12);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    align-items: center;
    display: flex;
    justify-content: space-between;
    min-height: 72px;
}

.logo {
    font-family: Montserrat, Arial, sans-serif;
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.logo span {
    color: var(--gold);
}

.nav-menu {
    align-items: center;
    display: flex;
    gap: 1.25rem;
    list-style: none;
}

.nav-menu a {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
}

.nav-menu a:hover,
.nav-menu a:focus {
    color: var(--gold);
}

.menu-toggle {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: var(--white);
    cursor: pointer;
    display: none;
    font: inherit;
    font-weight: 700;
    padding: 0.45rem 0.7rem;
}

.hero {
    background: linear-gradient(rgba(0, 48, 135, 0.9), rgba(0, 48, 135, 0.86)), url("../CYDS process.jpg") center/cover no-repeat;
    color: var(--white);
    min-height: 68vh;
    padding: 6rem 0;
    text-align: center;
}

.hero.compact {
    background-image: linear-gradient(rgba(0, 48, 135, 0.92), rgba(0, 48, 135, 0.9)), url("../hero-bw.jpg");
    min-height: 0;
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.18rem;
    margin: 0 auto 1.8rem;
    max-width: 760px;
}

.eyebrow {
    color: var(--gold);
    display: block;
    font-family: Montserrat, Arial, sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.btn {
    background: var(--gold);
    border: 2px solid var(--gold);
    color: var(--blue-dark);
    display: inline-block;
    font-weight: 800;
    padding: 0.85rem 1.5rem;
}

.btn:hover,
.btn:focus {
    background: #f4b800;
    border-color: #f4b800;
}

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

.btn.secondary:hover,
.btn.secondary:focus {
    background: rgba(255, 255, 255, 0.12);
}

.button-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    justify-content: center;
}

section {
    padding: 4.5rem 0;
}

.section-title {
    color: var(--blue);
    font-size: clamp(1.8rem, 3vw, 2.35rem);
    margin-bottom: 1rem;
    text-align: center;
}

.section-intro {
    color: var(--muted);
    font-size: 1.08rem;
    margin: 0 auto 2.5rem;
    max-width: 760px;
    text-align: center;
}

.band {
    background: var(--soft);
}

.blue-band {
    background: var(--blue);
    color: var(--white);
    text-align: center;
}

.blue-band .section-title {
    color: var(--gold);
}

.grid {
    display: grid;
    gap: 1.4rem;
}

.grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 10px 28px rgba(16, 38, 76, 0.07);
    padding: 1.6rem;
}

.card h3 {
    color: var(--blue);
    font-size: 1.25rem;
    margin-bottom: 0.7rem;
}

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

.icon {
    color: var(--gold);
    font-size: 2rem;
    margin-bottom: 0.85rem;
}

.stat {
    text-align: center;
}

.stat strong {
    color: var(--blue);
    display: block;
    font-family: Montserrat, Arial, sans-serif;
    font-size: 2.35rem;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.notice {
    background: #fff9df;
    border: 1px solid #f0d98a;
    border-radius: 8px;
    color: #51410a;
    margin: 1.5rem auto 0;
    max-width: 860px;
    padding: 1rem 1.2rem;
}

.faq-card {
    cursor: pointer;
}

.faq-card p {
    display: none;
}

.faq-card.active p {
    display: block;
}

.site-footer {
    background: var(--blue-dark);
    color: var(--white);
    padding: 2.5rem 0;
    text-align: center;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 0.9rem;
}

.footer-links a {
    color: var(--gold);
    font-weight: 700;
}

.contact-strip {
    color: var(--muted);
    margin-top: 1rem;
    text-align: center;
}

@media (max-width: 820px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        align-items: stretch;
        background: var(--blue);
        display: none;
        flex-direction: column;
        gap: 0;
        left: 0;
        padding: 1rem 1.25rem 1.5rem;
        position: absolute;
        right: 0;
        top: 72px;
    }

    .nav-menu.show {
        display: flex;
    }

    .nav-menu a {
        border-top: 1px solid rgba(255, 255, 255, 0.18);
        display: block;
        padding: 0.85rem 0;
    }

    .grid.two,
    .grid.three,
    .grid.four {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: 0;
        padding: 4.5rem 0;
    }
}