:root {
    --prat-blue: #194d8f;
    --prat-blue-dark: #0f315f;
    --prat-orange: #ff9900;
    --prat-text: #1f2937;
    --prat-muted: #6b7280;
    --prat-border: #e5e7eb;
    --prat-soft: #f4f7fb;
    --prat-white: #ffffff;
    --prat-shadow: 0 18px 45px rgba(15, 49, 95, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--prat-text);
    background: var(--prat-white);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}
a { color: inherit; }
a:hover, a:focus { text-decoration: none; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.96);
    border-bottom: 1px solid var(--prat-border);
    backdrop-filter: blur(8px);
}
.site-header__inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--prat-text);
    font-weight: 800;
}
.site-logo__mark {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, var(--prat-blue), var(--prat-blue-dark));
    box-shadow: 0 8px 18px rgba(25, 77, 143, .22);
}
.site-logo__text { font-size: 18px; letter-spacing: .01em; }
.site-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}
.site-nav a {
    padding: 12px 14px;
    border-radius: 999px;
    color: #334155;
    font-size: 14px;
    font-weight: 700;
}
.site-nav a:hover,
.site-nav a.active {
    color: var(--prat-blue);
    background: #eef5ff;
}
.site-nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--prat-border);
    border-radius: 12px;
    background: #fff;
}
.site-nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    background: var(--prat-text);
}

.hero {
    min-height: 640px;
    padding: 110px 0;
    background: url(../../images/b.jpg) no-repeat center;
    color: #fff;
}
.hero__card {
    max-width: 760px;
    padding: 46px;
    background: rgba(0,0,0,.22);
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 28px;
    box-shadow: var(--prat-shadow);
}
.hero__eyebrow,
.section-kicker,
.section-title span {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--prat-orange);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.hero h1 {
    margin: 0 0 18px;
    font-size: clamp(34px, 5vw, 58px);
    line-height: 1.08;
    font-weight: 900;
}
.hero p {
    max-width: 620px;
    margin: 0;
    color: rgba(255,255,255,.9);
    font-size: 18px;
}
.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
}
.btn-main,
.btn-link-clean {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 22px;
    border-radius: 12px;
    font-weight: 800;
}
.btn-main {
    color: #fff;
    background: var(--prat-orange);
    box-shadow: 0 12px 28px rgba(255,153,0,.28);
}
.btn-main:hover { color: #fff; filter: brightness(.96); }
.btn-link-clean {
    color: #fff;
    border: 1px solid rgba(255,255,255,.35);
}
.btn-link-clean:hover { color: #fff; background: rgba(255,255,255,.1); }

.section { padding: 82px 0; }
.section--soft { background: var(--prat-soft); }
.section-title {
    max-width: 860px;
    margin: 0 auto 38px;
    text-align: center;
}
.section-title h2 {
    margin: 0 0 12px;
    color: #101827;
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 900;
}
.section-title p {
    margin: 0 auto;
    max-width: 680px;
    color: var(--prat-muted);
}
.about-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.about-card,
.disclosure-section,
.contact-card {
    background: #fff;
    border: 1px solid var(--prat-border);
    border-radius: 22px;
    box-shadow: 0 12px 30px rgba(15, 49, 95, .07);
}
.about-card { padding: 26px; }
.about-card h3,
.disclosure-section h3,
.contact-card h2 {
    margin: 0 0 10px;
    color: #101827;
    font-weight: 900;
}
.about-card p { margin: 0; color: var(--prat-muted); }

.disclosure-layout {
    display: grid;
    grid-template-columns: 290px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
}
.disclosure-menu {
    position: sticky;
    top: 98px;
    display: grid;
    gap: 8px;
    padding: 16px;
    background: #fff;
    border: 1px solid var(--prat-border);
    border-radius: 22px;
    box-shadow: 0 12px 30px rgba(15, 49, 95, .06);
}
.disclosure-menu a {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    color: #334155;
    font-weight: 800;
}
.disclosure-menu a:hover {
    color: var(--prat-blue);
    background: #eef5ff;
}
.disclosure-content { display: grid; gap: 22px; }
.disclosure-section { overflow: hidden; }
.disclosure-section__head {
    padding: 26px 28px;
    border-bottom: 1px solid var(--prat-border);
    background: linear-gradient(180deg, #fff, #fbfdff);
}
.disclosure-section__head p { margin: 0; color: var(--prat-muted); }
.accordion-item + .accordion-item { border-top: 1px solid var(--prat-border); }
.accordion-button {
    width: 100%;
    min-height: 62px;
    padding: 18px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    border: 0;
    background: #fff;
    text-align: left;
    color: #101827;
    font-weight: 850;
}
.accordion-button:hover { background: #f8fbff; }
.accordion-button small {
    flex: none;
    padding: 5px 10px;
    border-radius: 999px;
    color: var(--prat-blue);
    background: #eef5ff;
    font-weight: 800;
}
.accordion-panel {
    display: none;
    padding: 0 28px 24px;
    background: #fff;
}
.accordion-item.is-open .accordion-panel { display: block; }
.docs-list { display: grid; gap: 10px; }
.doc-card {
    display: flex;
    gap: 14px;
    padding: 16px;
    border: 1px solid var(--prat-border);
    border-radius: 16px;
    color: var(--prat-text);
    background: #fff;
}
.doc-card:hover {
    border-color: #bdd6f5;
    box-shadow: 0 10px 24px rgba(15, 49, 95, .08);
}
.doc-card__icon {
    flex: none;
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: #eef5ff;
}
.doc-card__body { display: grid; gap: 3px; }
.doc-card__body strong { color: #101827; }
.doc-card__body span { color: var(--prat-muted); }
.doc-card__body em {
    color: #64748b;
    font-size: 13px;
    font-style: normal;
}
.empty-docs {
    padding: 18px;
    border-radius: 14px;
    color: var(--prat-muted);
    background: #f8fafc;
}
.contact-card {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 24px;
    padding: 34px;
}
.contact-card p { margin: 0; color: var(--prat-muted); }
.contact-card__details {
    display: grid;
    gap: 12px;
    align-content: center;
}
.contact-card__details a {
    color: var(--prat-blue);
    font-size: 22px;
    font-weight: 900;
}
.contact-card__details span { color: var(--prat-muted); }
.site-footer {
    padding: 24px 0;
    color: #cbd5e1;
    background: #0f172a;
}
.site-footer .container {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}
.site-footer a { color: #fff; }

@media (max-width: 991px) {
    .site-nav-toggle { display: block; }
    .site-nav {
        position: absolute;
        top: 76px;
        left: 15px;
        right: 15px;
        display: none;
        padding: 12px;
        background: #fff;
        border: 1px solid var(--prat-border);
        border-radius: 18px;
        box-shadow: var(--prat-shadow);
    }
    .site-nav.is-open { display: grid; }
    .site-nav a { border-radius: 12px; }
    .hero { min-height: auto; padding: 76px 0; }
    .hero__card { padding: 30px; }
    .about-grid,
    .disclosure-layout,
    .contact-card { grid-template-columns: 1fr; }
    .disclosure-menu { position: static; }
}
@media (max-width: 575px) {
    body { font-size: 15px; }
    .site-logo__text { font-size: 14px; }
    .site-logo__mark { width: 38px; height: 38px; }
    .section { padding: 56px 0; }
    .hero__card { padding: 24px; border-radius: 20px; }
    .accordion-button { padding: 16px 18px; align-items: flex-start; flex-direction: column; }
    .accordion-panel { padding: 0 18px 20px; }
    .site-footer .container { flex-direction: column; }
}