:root {
    --bg: #f4f8fb;
    --surface: #ffffff;
    --surface-soft: #eef5f7;
    --text: #173042;
    --muted: #567083;
    --primary: #0f7c8f;
    --primary-dark: #0b5f6d;
    --border: #d7e4ea;
    --shadow: 0 24px 60px rgba(11, 38, 58, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Roboto, Arial, Helvetica, sans-serif;
    background:
        radial-gradient(circle at top right, rgba(15, 124, 143, 0.14), transparent 32%),
        linear-gradient(180deg, #edf6f8 0%, var(--bg) 44%, #f9fbfc 100%);
    color: var(--text);
    line-height: 1.65;
}

a {
    color: var(--primary-dark);
}

.page {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 40px 0 64px;
}

.hero {
    background: linear-gradient(135deg, #0b2e42 0%, #0f7c8f 100%);
    border-radius: 28px;
    padding: 36px;
    color: #ffffff;
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
}

.hero::after {
    content: "";
    position: absolute;
    inset: auto -60px -60px auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
}

.brand {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 22px;
    position: relative;
    z-index: 1;
}

.brand img {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.12);
    padding: 10px;
}

.eyebrow {
    margin: 0 0 6px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.8rem;
    opacity: 0.78;
}

h1 {
    margin: 0;
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1.1;
}

.hero p {
    margin: 14px 0 0;
    max-width: 760px;
    font-size: 1.04rem;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    z-index: 1;
}

.meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
    position: relative;
    z-index: 1;
}

.meta span {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    font-size: 0.94rem;
}

.content {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.8fr);
    gap: 24px;
    margin-top: 24px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: 0 12px 32px rgba(21, 50, 70, 0.08);
}

.main {
    padding: 30px;
}

.sidebar {
    padding: 24px;
    height: fit-content;
    position: sticky;
    top: 20px;
}

h2 {
    margin: 0 0 12px;
    font-size: 1.35rem;
    color: #103449;
}

h3 {
    margin: 24px 0 10px;
    font-size: 1.02rem;
    color: var(--primary-dark);
}

p {
    margin: 0 0 14px;
}

ul {
    margin: 0 0 18px 20px;
    padding: 0;
}

li + li {
    margin-top: 8px;
}

section + section {
    margin-top: 28px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
}

.callout {
    background: linear-gradient(180deg, rgba(15, 124, 143, 0.08), rgba(15, 124, 143, 0.02));
    border: 1px solid rgba(15, 124, 143, 0.18);
    border-radius: 18px;
    padding: 18px;
    margin: 18px 0 22px;
}

.callout p:last-child {
    margin-bottom: 0;
}

.sidebar h2 {
    margin-bottom: 14px;
}

.sidebar ul {
    list-style: none;
    margin: 0;
}

.sidebar li {
    margin: 0;
}

.sidebar a {
    display: block;
    padding: 10px 0;
    text-decoration: none;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.sidebar a:hover {
    color: var(--primary);
}

.support-box {
    margin-top: 22px;
    padding: 18px;
    border-radius: 18px;
    background: var(--surface-soft);
    border: 1px solid var(--border);
}

.support-box p:last-child {
    margin-bottom: 0;
}

.footer {
    margin-top: 18px;
    text-align: center;
    color: var(--muted);
    font-size: 0.95rem;
}

@media (max-width: 900px) {
    .content {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }
}

@media (max-width: 640px) {
    .page {
        width: min(100% - 20px, 1120px);
        padding: 20px 0 40px;
    }

    .hero,
    .main,
    .sidebar {
        padding: 22px;
    }

    .brand {
        align-items: flex-start;
    }

    .brand img {
        width: 60px;
        height: 60px;
    }
}