:root {
    --ink: #1f2528;
    --harbor: #18394a;
    --lake: #2f7d8a;
    --olive: #6f844f;
    --clay: #c96f4b;
    --marigold: #e2a93b;
    --lilac: #78659a;
    --mist: #eef6f4;
    --paper: #fffdf7;
    --line: #dedfd6;
    --muted: #68726e;
    --shadow: 0 18px 44px rgba(31, 37, 40, .13);
}

* {
    letter-spacing: 0;
}

body {
    margin: 0;
    color: var(--ink);
    background:
        linear-gradient(135deg, rgba(120, 101, 154, .06) 0 18%, transparent 18% 50%, rgba(111, 132, 79, .06) 50% 68%, transparent 68%),
        var(--paper);
    background-size: 60px 60px;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
    color: var(--lake);
    text-decoration: none;
}

a:hover {
    color: var(--clay);
}

.top-strip {
    background: var(--harbor);
    color: rgba(255, 255, 255, .92);
    font-size: .9rem;
    border-bottom: 3px solid var(--marigold);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(255, 253, 247, .96);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(222, 223, 214, .95);
    box-shadow: 0 9px 28px rgba(31, 37, 40, .07);
}

.navbar {
    padding: .84rem 0;
}

.navbar-brand {
    color: var(--harbor);
    font-size: 1rem;
    line-height: 1.08;
}

.brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 50% 50% 50% 12px;
    display: grid;
    place-items: center;
    color: #fff;
    background:
        radial-gradient(circle at 30% 28%, var(--marigold) 0 18%, transparent 19%),
        linear-gradient(135deg, var(--lake), var(--harbor));
    font-weight: 900;
    box-shadow: inset 0 -5px 0 rgba(120, 101, 154, .6);
}

.nav-link {
    color: var(--harbor);
    font-size: .94rem;
    font-weight: 800;
    padding: .55rem .72rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--clay);
}

.dropdown-menu {
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: .55rem;
    background: #fffefa;
    box-shadow: var(--shadow);
}

.dropdown-item {
    border-radius: 4px;
    color: var(--harbor);
    font-weight: 700;
    padding: .56rem .72rem;
}

.dropdown-item:active,
.dropdown-item:hover {
    color: var(--clay);
    background: var(--mist);
}

.btn {
    border-radius: 5px;
}

.btn-primary {
    --bs-btn-bg: var(--lake);
    --bs-btn-border-color: var(--lake);
    --bs-btn-hover-bg: var(--harbor);
    --bs-btn-hover-border-color: var(--harbor);
}

.btn-warning {
    --bs-btn-bg: var(--marigold);
    --bs-btn-border-color: var(--marigold);
    --bs-btn-color: #1f2528;
    --bs-btn-hover-bg: #ce9531;
    --bs-btn-hover-border-color: #ce9531;
}

.btn-outline-primary {
    --bs-btn-color: var(--lake);
    --bs-btn-border-color: var(--lake);
    --bs-btn-hover-bg: var(--lake);
    --bs-btn-hover-border-color: var(--lake);
}

.hero {
    min-height: 82vh;
    display: grid;
    align-items: center;
    padding: 7rem 0 4rem;
    color: #fff;
    background:
        linear-gradient(100deg, rgba(24, 57, 74, .92), rgba(47, 125, 138, .68) 52%, rgba(31, 37, 40, .14)),
        url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1800&q=82&fm=webp") center/cover;
}

.hero-inner {
    max-width: 920px;
}

.hero h1 {
    font-size: 45px;
    line-height: 1.06;
    font-weight: 900;
    max-width: 910px;
}

.hero-copy {
    max-width: 780px;
    color: rgba(255, 255, 255, .91);
    font-size: 1.13rem;
}

.hero-panel,
.glass-card {
    background: rgba(255, 253, 247, .94);
    color: var(--ink);
    border: 1px solid rgba(255, 255, 255, .38);
    border-radius: 6px;
    padding: 1rem;
    box-shadow: 0 16px 38px rgba(4, 18, 24, .2);
}

.hero-panel {
    border-left: 5px solid var(--marigold);
}

.hero-panel a {
    color: var(--lake) !important;
    font-weight: 800;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .8rem;
    margin-top: 1.25rem;
}

.glass-card {
    border-top: 4px solid var(--lilac);
}

.section-pad {
    padding: 5rem 0;
}

.eyebrow {
    color: var(--clay);
    font-size: .78rem;
    text-transform: uppercase;
    font-weight: 900;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
    font-weight: 900;
}

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

.alt-band {
    background:
        linear-gradient(180deg, var(--mist), #fff);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.dark-band {
    background:
        linear-gradient(90deg, rgba(24, 57, 74, .96), rgba(120, 101, 154, .84)),
        url("https://images.unsplash.com/photo-1600566753376-12c8ab7fb75b?auto=format&fit=crop&w=1800&q=82&fm=webp") center/cover;
    color: #fff;
}

.dark-band .muted {
    color: rgba(255, 255, 255, .78);
}

.feature-panel,
.program-card,
.blog-card,
.calc-shell,
.toc-box,
.article-cta {
    background: #fffefa;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 1.25rem;
    box-shadow: 0 10px 26px rgba(31, 37, 40, .07);
}

.feature-panel,
.toc-box {
    border-top: 5px solid var(--lake);
}

.program-card,
.blog-card {
    height: 100%;
    transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}

.program-card:hover,
.blog-card:hover {
    transform: translateY(-3px);
    border-color: rgba(201, 111, 75, .44);
    box-shadow: var(--shadow);
}

.program-card::before {
    content: "";
    display: block;
    height: 12px;
    margin: -1.25rem -1.25rem 1rem;
    border-radius: 6px 6px 0 0;
    background: linear-gradient(90deg, var(--lake) 0 32%, var(--marigold) 32% 56%, var(--clay) 56% 78%, var(--lilac) 78%);
}

.blog-card {
    position: relative;
    overflow: hidden;
}

.blog-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 7px;
    background: linear-gradient(90deg, var(--clay), var(--marigold), var(--lake));
}

.blog-card .eyebrow {
    display: inline-block;
    margin-top: .25rem;
}

.result-box {
    background: var(--mist);
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 1rem;
}

.link-grid a {
    display: block;
    padding: .82rem 0;
    border-bottom: 1px solid var(--line);
    font-weight: 800;
}

.page-hero {
    padding: 6.5rem 0 4rem;
    color: #fff;
    background:
        linear-gradient(90deg, rgba(24, 57, 74, .96), rgba(201, 111, 75, .74)),
        url("https://images.unsplash.com/photo-1500534314209-a25ddb2bd429?auto=format&fit=crop&w=1800&q=82&fm=webp") center/cover;
}

.article-wrap {
    max-width: 920px;
}

.article-wrap h2,
.article-wrap h3 {
    margin-top: 2rem;
}

.article-cta {
    background: var(--mist);
    border-left: 5px solid var(--clay);
    margin: 1.5rem 0;
}

.accordion-item {
    border-color: var(--line);
    background: #fffefa;
}

.accordion-button {
    font-weight: 800;
    background: #fffefa;
}

.accordion-button:not(.collapsed) {
    color: var(--harbor);
    background: var(--mist);
}

.site-footer {
    background: var(--harbor);
    color: rgba(255, 255, 255, .78);
}

.site-footer a {
    color: rgba(255, 255, 255, .9);
}

.sticky-mobile-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1040;
    display: none;
    background: #fffefa;
    border-top: 1px solid var(--line);
    padding: .65rem;
    box-shadow: 0 -12px 34px rgba(31, 37, 40, .15);
}

.columns-list {
    columns: 2;
}

@media (max-width: 991.98px) {
    .hero {
        min-height: auto;
        padding: 5.5rem 0 3.25rem;
    }

    .section-pad {
        padding: 3.5rem 0;
    }
}

@media (max-width: 767.98px) {
    body {
        padding-bottom: 76px;
    }

    .sticky-mobile-cta {
        display: block;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .columns-list {
        columns: 1;
    }
}