:root {
    --ink: #17202a;
    --muted: #596779;
    --line: #dbe4ee;
    --paper: #ffffff;
    --soft: #f3f8fb;
    --blue: #1769aa;
    --green: #1f8a5b;
    --gold: #f0b83e;
    --orange: #e86f35;
    --shadow: 0 20px 60px rgba(23, 32, 42, 0.14);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    background: var(--paper);
}

a {
    color: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 14px clamp(18px, 4vw, 56px);
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-mark {
    display: grid;
    width: 48px;
    height: 48px;
    place-items: center;
    color: #fff;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue), var(--green));
    border-radius: 8px;
}

.brand strong,
.brand small {
    display: block;
}

.brand small {
    color: var(--muted);
    font-size: 0.78rem;
}

.menu {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.menu a {
    display: block;
    padding: 10px 12px;
    color: var(--muted);
    font-weight: 700;
    text-decoration: none;
    border-radius: 8px;
}

.menu a:hover,
.menu a:focus {
    color: var(--ink);
    background: var(--soft);
}

.hero {
    min-height: 72vh;
    display: grid;
    align-items: end;
    background:
        linear-gradient(90deg, rgba(7, 20, 35, 0.78), rgba(7, 20, 35, 0.38) 52%, rgba(7, 20, 35, 0.12)),
        var(--hero-image) center / cover no-repeat;
}

.hero-inner {
    width: min(760px, calc(100% - 36px));
    margin: 0 auto;
    padding: 96px 0 74px;
    color: #fff;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(3rem, 9vw, 5.75rem);
    line-height: 0.98;
}

h2 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.05;
}

h3 {
    margin: 0 0 8px;
    font-size: 1.1rem;
    line-height: 1.2;
}

.hero-copy {
    max-width: 650px;
    margin: 22px 0 0;
    font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    font-weight: 850;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: 8px;
}

.button-primary {
    color: var(--ink);
    background: var(--gold);
}

.button-secondary {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.72);
}

.section {
    padding: clamp(58px, 8vw, 104px) clamp(18px, 4vw, 56px);
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(320px, 1fr);
    gap: clamp(36px, 6vw, 76px);
    align-items: start;
}

.split > div:first-child p:not(.eyebrow),
.section-heading + p {
    color: var(--muted);
    font-size: 1.05rem;
}

.feature-grid,
.audience-grid,
.steps {
    display: grid;
    gap: 16px;
}

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

.feature-grid article,
.steps article,
.audience-grid article {
    padding: 24px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.feature-grid p,
.steps p,
.audience-grid p,
.submit-guide p,
.entry-content {
    color: var(--muted);
}

.band {
    background: linear-gradient(180deg, var(--soft), #fff);
}

.section-heading {
    max-width: 840px;
    margin-bottom: 30px;
}

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

.steps span {
    display: inline-block;
    margin-bottom: 18px;
    color: var(--orange);
    font-weight: 950;
}

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

.submit-guide {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
    gap: 32px;
    align-items: center;
    background: var(--ink);
    color: #fff;
}

.submit-guide p {
    color: rgba(255, 255, 255, 0.76);
}

.submit-guide ol {
    margin: 0;
    padding: 28px 28px 28px 48px;
    color: var(--ink);
    font-weight: 750;
    background: #fff;
    border-radius: 8px;
}

.content-page {
    width: min(960px, calc(100% - 36px));
    margin: 0 auto;
    padding: 72px 0 96px;
}

.entry {
    margin: 0 auto;
}

.entry h1 {
    color: var(--ink);
    font-size: clamp(2.4rem, 6vw, 4.25rem);
}

.entry-content img {
    max-width: 100%;
    height: auto;
}

.entry-card {
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
}

.entry-card h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.entry-card a {
    text-decoration: none;
}

.entry-meta {
    margin: 12px 0 26px;
    color: var(--muted);
    font-weight: 700;
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding: 34px clamp(18px, 4vw, 56px);
    color: #fff;
    background: #101820;
}

.site-footer p {
    margin: 6px 0 0;
    color: rgba(255, 255, 255, 0.72);
}

.site-footer nav {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
}

.site-footer a {
    color: #fff;
    font-weight: 800;
    text-decoration: none;
}

@media (max-width: 900px) {
    .site-header,
    .site-footer {
        align-items: flex-start;
        flex-direction: column;
    }

    .menu {
        flex-wrap: wrap;
    }

    .split,
    .submit-guide {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 620px) {
    .hero {
        min-height: 78vh;
    }

    .hero-inner {
        padding-bottom: 48px;
    }

    .feature-grid,
    .steps,
    .audience-grid {
        grid-template-columns: 1fr;
    }

    .button {
        width: 100%;
    }
}