:root {
    color-scheme: light;
    --ink: #14233b;
    --muted: #455774;
    --navy: #101d34;
    --navy-raised: #192a44;
    --navy-line: #41536e;
    --snow: #f3f6fb;
    --white: #fff;
    --line: #d7e0ed;
    --brand: #154db2;
    --accent: #b6f0dd;
    --dark-copy: #d3e0f1;
    --radius: 16px;
    --font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
    margin: 0;
    background: var(--snow);
    color: var(--ink);
    font: 1rem/1.62 var(--font);
    overflow-wrap: anywhere;
}

h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.12; }
h1, h2 { letter-spacing: -.035em; }
h1 { font-size: clamp(2.35rem, 4.6vw, 4.6rem); }
h2 { font-size: clamp(1.75rem, 3.3vw, 2.9rem); max-width: 25ch; }
h3 { font-size: clamp(1.06rem, 1.6vw, 1.28rem); }
p { max-width: 72ch; }
p + p { margin-top: 1rem; }
a { color: var(--brand); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: .15em; }
summary { cursor: pointer; }
:where(a, summary, input, button):focus-visible {
    outline: 3px solid #205cd2;
    outline-offset: 4px;
}

.wrap { width: min(1220px, 100% - clamp(28px, 7vw, 120px)); margin-inline: auto; }
.skip {
    position: absolute;
    z-index: 1;
    inset: .5rem auto auto .5rem;
    padding: .65rem 1rem;
    background: var(--white);
    color: var(--brand);
    border-radius: .4rem;
    transform: translateY(-160%);
}
.skip:focus { transform: none; }

.site-header { background: var(--navy); border-bottom: 1px solid var(--navy-line); }
.topbar, .site-footer .wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: .4rem 1.4rem;
}
.topbar { min-height: 72px; padding-block: .55rem; }
.brand, .top-links a, .site-footer a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
}
.brand { color: var(--white); font-weight: 760; text-decoration: none; }
.brand-mark {
    display: grid;
    width: 30px;
    height: 30px;
    margin-right: .58rem;
    place-items: center;
    border-radius: 8px;
    background: var(--accent);
    color: var(--navy);
    font-size: .98rem;
}
.top-links, .actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .45rem 1.1rem;
}
.top-links a, .site-footer a { color: var(--dark-copy); font-size: .91rem; }
.dark { background: var(--navy); color: var(--white); }
.dark :where(a, summary, input, button):focus-visible { outline-color: var(--accent); }
.dark a { color: var(--dark-copy); }
.dark .brand { color: var(--white); }

.trail ol {
    display: flex;
    flex-wrap: wrap;
    gap: .2rem .7rem;
    list-style: none;
    margin: 0;
    padding: 0;
    color: var(--dark-copy);
    font-size: .88rem;
}
.trail li { display: flex; gap: .7rem; align-items: center; }
.trail a { display: flex; min-height: 44px; align-items: center; }
.trail li + li::before { content: "›"; color: var(--accent); }

.hero {
    background:
        radial-gradient(ellipse at 91% 16%, #214469 0, transparent 52%),
        var(--navy);
    padding-block: 1rem clamp(2.5rem, 6vw, 5.5rem);
}
.hero-grid, .section-grid, .contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.23fr) minmax(0, .77fr);
    gap: clamp(1.7rem, 5vw, 4rem);
    align-items: center;
}
.hero-grid { padding-top: clamp(1.1rem, 4vw, 3.2rem); }
.eyebrow { color: var(--accent); font-size: .93rem; font-weight: 700; margin-bottom: .85rem; }
.hero p:not(.eyebrow) {
    margin-top: 1.15rem;
    color: var(--dark-copy);
    font-size: clamp(1rem, 1.45vw, 1.19rem);
    max-width: 60ch;
}
.hero .actions { margin-top: 1.45rem; }
.button {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: .62rem 1.04rem;
    border: 1px solid transparent;
    border-radius: .66rem;
    background: var(--brand);
    color: var(--white);
    font-weight: 700;
    text-decoration: none;
}
.button:hover { background: #103b8b; }
.dark .button { background: var(--accent); color: var(--navy); }
.dark .button:hover { background: #e0fff4; }
.dark .button.secondary { background: transparent; color: var(--white); border-color: #7186a3; }
.dark .button.secondary:hover { background: var(--navy-raised); }

.process {
    margin: 0;
    overflow: hidden;
    border: 1px solid #536784;
    border-radius: 20px;
    background: #162841;
    box-shadow: 0 12px 32px #0d172b55;
}
.process figcaption {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .95rem 1.2rem;
    border-bottom: 1px solid #536784;
    color: var(--dark-copy);
    font-size: .91rem;
    font-weight: 700;
}
.process figcaption::before {
    content: "";
    width: 9px;
    height: 9px;
    border: 2px solid var(--accent);
    border-radius: 50%;
}
.process ol {
    display: grid;
    gap: .56rem;
    list-style: none;
    margin: 0;
    padding: 1.05rem;
}
.process li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: .7rem;
    padding: .72rem .85rem;
    border: 1px solid #496080;
    border-radius: 10px;
    background: #1c3150;
    font-weight: 650;
    line-height: 1.3;
}
.process-step {
    display: grid;
    place-items: center;
    width: 1.95rem;
    height: 1.95rem;
    border: 1px solid #729b9e;
    border-radius: 7px;
    color: var(--accent);
    font-size: .79rem;
    font-variant-numeric: tabular-nums;
}
.process small {
    display: block;
    margin-top: .23rem;
    color: var(--dark-copy);
    font-weight: 450;
    line-height: 1.45;
}

.page-nav { border-bottom: 1px solid var(--line); background: var(--white); }
.page-nav .wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 0 1.45rem;
    padding-block: .45rem;
}
.page-nav a, .inline-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    font-weight: 650;
    font-size: .93rem;
}

.section { padding-block: clamp(2.6rem, 7vw, 5.75rem); }
.section.white { background: var(--white); }
.section.tint { background: #eaf2fe; }
.section h2 + p, .section h3 + p { margin-top: .7rem; }
.section h2 + .cards, .section h2 + .faq, .section p + .cards,
.section h2 + .stack, .section p + .stack { margin-top: clamp(1rem, 3vw, 1.85rem); }
.section-grid { align-items: start; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); }
.section-grid > div > p { color: var(--muted); }
.scenario-head p, .module-head p, .catalog-intro p { color: var(--muted); }

.stack {
    display: grid;
    gap: .7rem;
    list-style: none;
    padding: 0;
    margin: 0;
}
.stack li {
    position: relative;
    padding: .78rem .9rem .78rem 1.95rem;
    border: 1px solid var(--line);
    border-radius: .62rem;
    background: var(--white);
}
.stack li::before {
    content: "";
    position: absolute;
    inset: 1.18rem auto auto .84rem;
    width: .47rem;
    height: .47rem;
    border-radius: 50%;
    background: var(--brand);
}
.stack li:first-letter { text-transform: uppercase; }

.cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .85rem;
}
.cards.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
    padding: clamp(.95rem, 2.1vw, 1.65rem);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
}
.card p { color: var(--muted); }
.flow-card { border-top: 4px solid #4a77bc; }

.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { padding: .85rem .45rem; min-height: 48px; color: var(--ink); font-weight: 700; }
.faq summary:hover { color: var(--brand); }
.faq details p { padding: 0 .45rem 1rem; color: var(--muted); }
.related h3 a { display: inline-flex; align-items: center; min-height: 44px; }

.contact { padding-block: clamp(2.65rem, 6vw, 4.85rem); }
.contact-grid { align-items: start; }
.contact h2 + p { color: var(--dark-copy); margin-top: .85rem; }
.contact-list {
    display: grid;
    gap: .5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}
.contact-list .button { width: 100%; justify-content: flex-start; }
.site-footer { padding-block: .82rem; border-top: 1px solid var(--navy-line); }
.site-footer p { color: var(--dark-copy); }

.catalog-hero h1 { max-width: 18ch; }
.catalog-hero .hero-grid { padding-top: .7rem; }
.catalog-topbar .brand { color: #578be6; font-size: 24px; }
.catalog-topbar .brand-accent { color: var(--accent); }
.catalog-topbar .top-links { gap: .45rem 2rem; }
.catalog-topbar .top-links > a { text-decoration: none; }
.catalog-topbar .header-phone {
    color: var(--white);
    font-size: 24px;
    white-space: nowrap;
}
.catalog-topbar .phone-code {
    margin-top: 2px;
    color: #578be6;
    font-size: 18px;
}
.language-switch { position: relative; }
.language-switch summary {
    display: flex;
    align-items: center;
    gap: .55rem;
    min-height: 34px;
    padding-inline: .7rem;
    border: 1px solid var(--navy-line);
    border-radius: .5rem;
    color: var(--dark-copy);
    font-size: .91rem;
    list-style: none;
}
.language-switch summary::-webkit-details-marker { display: none; }
.language-switch summary::after {
    content: "";
    width: .45rem;
    height: .45rem;
    border: solid currentColor;
    border-width: 0 2px 2px 0;
    transform: translateY(-.1rem) rotate(45deg);
}
.language-switch[open] summary::after { transform: translateY(.1rem) rotate(225deg); }
.language-switch summary:hover, .language-switch[open] summary { background: var(--navy-raised); }
.language-options {
    position: absolute;
    z-index: 2;
    inset-block-start: calc(100% + .35rem);
    inset-inline-end: 0;
    min-width: 100%;
    margin: 0;
    padding: .25rem;
    border: 1px solid var(--navy-line);
    border-radius: .5rem;
    background: var(--navy);
    list-style: none;
}
.language-options a {
    width: 100%;
    padding-inline: .7rem;
    border-radius: .3rem;
    text-decoration: none;
}
.language-options a:hover { background: var(--navy-raised); }
.language-options a[aria-current="page"] { color: var(--accent); font-weight: 700; }
.language-options a:focus-visible { outline-offset: -3px; }

.catalog-jump { margin-top: 1.3rem; }
.category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    padding-block: .4rem;
}
.category-nav a {
    padding-inline: .65rem;
    border: 1px solid var(--line);
    border-radius: .5rem;
    font-size: .875rem;
    line-height: 1.3;
    text-decoration: none;
}
.category-nav a:hover { background: #eaf2fe; text-decoration: underline; }
.directory-group { margin-top: clamp(2.15rem, 5vw, 3.85rem); }
.catalog-card { scroll-margin-top: 1rem; }
.catalog-card h3 a { display: inline-flex; align-items: center; min-height: 44px; }

.catalog-search { min-width: 0; margin: 0 0 1.1rem; }
.search-label { display: block; margin-bottom: .45rem; font-weight: 750; }
.search-controls { display: flex; flex-wrap: wrap; align-items: start; gap: .55rem; }
.search-controls input {
    min-width: 0;
    width: min(100%, 28rem);
    min-height: 48px;
    padding-inline: .8rem;
    border: 1px solid #7186a3;
    border-radius: .65rem;
    background: var(--white);
    color: var(--ink);
    font: inherit;
}
.search-controls button { cursor: pointer; font: inherit; font-weight: 650; }
.search-result { min-height: 1.55em; margin-top: .55rem; color: var(--muted); }

@media (max-width: 900px) {
    .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
    .hero-grid, .section-grid, .contact-grid { grid-template-columns: minmax(0, 1fr); }
    .hero-grid { gap: 1.7rem; }
    .process { max-width: 35rem; }
}
@media (max-width: 520px) {
    .cards, .cards.two { grid-template-columns: minmax(0, 1fr); }
    .topbar { min-height: 0; }
    .top-links { gap: .2rem .85rem; }
    .page-nav .wrap { gap: 0 .8rem; }
}

.scope-panel .scope-title {
    margin: 0;
    padding: .95rem 1.2rem;
    border-bottom: 1px solid #536784;
    font-size: .91rem;
    font-weight: 700;
}
.scope-panel ul { margin: 0; padding: .7rem 1.1rem .7rem 2.3rem; }
.scope-panel li {
    display: list-item;
    margin-block: .7rem;
    padding: .4rem .15rem .4rem 0;
    border: 0;
    background: transparent;
}
.scope-panel li::marker { color: var(--accent); }

.detail-heading { margin-top: 1.75rem; }
.module-details {
    display: grid;
    gap: .65rem;
    margin: .8rem 0 0;
}
.module-details div {
    padding: .8rem 1rem;
    border-left: 3px solid #88a9d8;
    background: var(--snow);
}
.module-details dt { font-weight: 700; }
.module-details dd { margin: .2rem 0 0; color: var(--muted); }

@media (max-width: 520px) {
    .trail li.current { flex-basis: 100%; }
}