:root {
    --absolute-black: #0D0D0D;
    --bone-white: #F5F4F0;
    --paper-white: #FFFFFF;
    --secure-teal: #218C74;
    --alert-red: #B01010;
    --brutal-grey: #4A4A4A;
    --mid-grey: #888888;
    --soft-grey: #E0E0E0;
    --shell-width: 1160px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bone-white);
    color: var(--absolute-black);
    font-family: "Montserrat", sans-serif;
    line-height: 1.6;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
}

p,
ul,
ol {
    margin: 0;
}

.top-rule {
    width: 100%;
    height: 6px;
    background: var(--absolute-black);
}

.shell {
    max-width: var(--shell-width);
    margin: 0 auto;
    padding: 0 24px 72px;
}

.site-header {
    padding: 24px 0 26px;
    border-bottom: 1px solid var(--absolute-black);
}

.header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px 32px;
    flex-wrap: wrap;
}

.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.brand-mark {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
}

.brand-name {
    margin: 0;
    font-size: clamp(1.75rem, 3.8vw, 2.2rem);
    font-weight: 900;
    line-height: 0.96;
    letter-spacing: -0.03em;
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px 18px;
}

.nav-link {
    position: relative;
    padding: 10px 0;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--brutal-grey);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active {
    color: var(--absolute-black);
}

.nav-link.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--absolute-black);
}

main {
    padding-top: 30px;
}

.hero {
    padding: 18px 0 20px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
    gap: 24px;
    align-items: stretch;
}

.home-hero-grid {
    grid-template-columns: 1fr;
    align-items: start;
}

.home-hero-copy {
    max-width: 940px;
}

.hero-copy-stack {
    display: grid;
    gap: 16px;
    align-content: start;
}

.eyebrow {
    color: var(--secure-teal);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero-title,
.page-title {
    margin: 0;
    font-size: clamp(2.35rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 0.92;
    letter-spacing: -0.07em;
    text-transform: uppercase;
    max-width: 10ch;
}

.page-title {
    font-size: clamp(2rem, 4.4vw, 3.2rem);
    line-height: 0.94;
    letter-spacing: -0.04em;
}

.hero-title-wide {
    max-width: 15.5ch;
}

.page-title-wide {
    max-width: 15.5ch;
}

.hero-text,
.lede {
    max-width: 44rem;
    font-size: 1.04rem;
    font-weight: 500;
    color: var(--absolute-black);
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 4px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 999px;
    background: var(--absolute-black);
    border: 1px solid var(--absolute-black);
    color: var(--bone-white);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
}

.button.secondary {
    background: transparent;
    color: var(--absolute-black);
}

.button.ghost {
    padding: 0;
    min-height: auto;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--absolute-black);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.panel,
.card,
.step-card,
.faq-item,
.contact-card,
.callout,
.snapshot {
    border: 1px solid var(--absolute-black);
    background: var(--paper-white);
}

.panel.dark,
.card.dark,
.step-card.dark,
.callout.dark {
    background: var(--absolute-black);
    color: var(--bone-white);
}

.panel {
    padding: 24px;
}

.hero-panel {
    display: grid;
    gap: 18px;
    align-content: start;
    min-height: 100%;
}

.thesis-panel {
    border-width: 2px;
    background: var(--paper-white);
    color: var(--absolute-black);
    min-height: auto;
    padding: 26px;
    gap: 20px;
    align-self: start;
}

.thesis-panel .panel-label {
    color: var(--brutal-grey);
}

.panel-label,
.card-label,
.snapshot-label,
.stat-label,
.footer-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mid-grey);
}

.panel.dark .panel-label,
.card.dark .card-label,
.step-card.dark .card-label,
.callout.dark .card-label {
    color: rgba(245, 244, 240, 0.68);
}

.panel-title,
.snapshot-title {
    font-size: 1.12rem;
    font-weight: 900;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.hero-art {
    display: grid;
    justify-items: center;
    gap: 14px;
    padding: 10px 0 2px;
}

.hero-hourglass {
    width: min(100%, 420px);
    height: auto;
    object-fit: contain;
}

.stat-grid,
.card-grid,
.step-grid,
.faq-grid,
.info-grid,
.support-grid {
    display: grid;
    gap: 16px;
}

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

.stat-card {
    padding: 16px;
    border-top: 1px solid rgba(245, 244, 240, 0.18);
}

.thesis-panel .stat-grid {
    grid-template-columns: 1fr;
    gap: 0;
}

.thesis-panel .stat-card {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
    padding: 20px 0;
    border-top: 1px solid var(--soft-grey);
}

.thesis-panel .stat-label {
    color: var(--brutal-grey);
    margin-top: 2px;
}

.thesis-panel .hero-art {
    padding: 18px 0 22px;
}

.thesis-panel .hero-hourglass {
    width: min(100%, 278px);
}

.stat-value {
    display: block;
    margin-top: 6px;
    font-size: 1.45rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1;
}

.thesis-panel .stat-value {
    margin-top: 0;
    font-size: 1.56rem;
    line-height: 0.97;
    letter-spacing: -0.02em;
}

.section {
    padding: 28px 0;
    border-top: 1px solid var(--soft-grey);
}

.section:first-of-type {
    border-top: 0;
}

.section-header {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.section-title {
    margin: 0;
    font-size: clamp(1.45rem, 2.8vw, 2rem);
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -0.04em;
    text-transform: uppercase;
    max-width: 18ch;
}

.section-title-wide {
    max-width: 24ch;
}

.library-note {
    margin-top: 26px;
}

.section-text {
    max-width: 44rem;
    font-size: 1rem;
    color: var(--brutal-grey);
}

.card-grid.two-up,
.info-grid.two-up {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid.three-up,
.info-grid.three-up,
.support-grid.three-up {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid.four-up,
.step-grid.four-up {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.card,
.step-card,
.faq-item,
.contact-card,
.callout,
.snapshot {
    padding: 20px;
}

.card h3,
.step-card h3,
.faq-item h3,
.contact-card h3,
.callout h3 {
    margin: 10px 0 10px;
    font-size: 1.05rem;
    font-weight: 900;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.card p,
.step-card p,
.faq-item p,
.contact-card p,
.callout p,
.snapshot p {
    font-size: 0.98rem;
}

.list-tight,
.bullet-list {
    display: grid;
    gap: 10px;
    padding-left: 18px;
    margin-top: 14px;
}

.bullet-list li::marker,
.list-tight li::marker {
    color: var(--secure-teal);
}

.comparison-grid .card {
    min-height: 100%;
}

.comparison-grid .card h3 {
    font-size: 1.2rem;
}

.card.preferred {
    background: #ECF6F2;
    border-color: var(--secure-teal);
    box-shadow: inset 0 0 0 1px var(--secure-teal);
    color: var(--absolute-black);
}

.card.preferred .card-label {
    color: var(--secure-teal);
}

.step-card p:first-of-type {
    margin-top: 10px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 999px;
    border: 1px solid currentColor;
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.75fr);
    gap: 24px;
}

.content-stack {
    display: grid;
    gap: 16px;
}

.section-stack {
    display: grid;
    gap: 18px;
}

.policy-stack {
    max-width: 820px;
}

.policy-meta {
    display: grid;
    gap: 4px;
    padding-top: 2px;
}

.policy-meta-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mid-grey);
}

.policy-meta-date {
    font-size: 0.98rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.policy-section {
    padding-top: 22px;
    border-top: 1px solid var(--soft-grey);
}

.policy-section:first-child {
    padding-top: 0;
    border-top: 0;
}

.policy-section h2 {
    margin: 0 0 12px;
    font-size: 1rem;
    font-weight: 900;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.policy-section p {
    margin-bottom: 16px;
    font-size: 1rem;
}

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

.faq-item {
    min-height: 100%;
}

.cta-strip {
    display: grid;
    gap: 18px;
    padding: 24px;
    border: 2px solid var(--absolute-black);
    background: var(--paper-white);
}

.cta-strip.dark {
    background: var(--absolute-black);
    color: var(--bone-white);
}

.cta-strip.dark .card {
    color: var(--absolute-black);
}

.cta-strip.dark .card h3,
.cta-strip.dark .card p {
    color: var(--absolute-black);
}

.cta-strip.dark .card .card-label {
    color: var(--mid-grey);
}

.cta-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
}

.cta-links a {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.site-footer {
    margin-top: 28px;
    padding-top: 22px;
    border-top: 2px solid var(--absolute-black);
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px 24px;
    align-items: start;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
}

.footer-nav a,
.footer-meta a {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
}

.footer-meta {
    display: grid;
    gap: 6px;
    justify-items: end;
    text-align: right;
}

.footer-note {
    color: var(--brutal-grey);
    font-size: 0.9rem;
}

.footer-brand {
    margin: 0;
    font-size: 1rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.teal-rule {
    width: 52px;
    height: 4px;
    background: var(--secure-teal);
}

.support-list {
    display: grid;
    gap: 12px;
}

.support-list a {
    font-weight: 700;
}

.research-list {
    display: grid;
    gap: 14px;
    padding-left: 18px;
}

.research-list li::marker {
    color: var(--secure-teal);
}

.research-list a {
    font-weight: 700;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

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

.danger-note {
    color: var(--alert-red);
}

.trust-actions {
    margin-top: 20px;
}

@media (max-width: 960px) {
    .hero-grid,
    .page-layout {
        grid-template-columns: 1fr;
    }

    .card-grid.four-up,
    .step-grid.four-up,
    .card-grid.three-up,
    .info-grid.three-up,
    .support-grid.three-up {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-meta {
        justify-items: start;
        text-align: left;
    }
}

@media (max-width: 720px) {
    .shell {
        padding: 0 18px 56px;
    }

    .header-bar {
        align-items: flex-start;
    }

    .site-nav {
        width: 100%;
        justify-content: flex-start;
    }

    .hero-title,
    .page-title {
        max-width: none;
    }

    .stat-grid,
    .comparison-grid,
    .card-grid.two-up,
    .info-grid.two-up,
    .card-grid.three-up,
    .info-grid.three-up,
    .support-grid.three-up,
    .card-grid.four-up,
    .step-grid.four-up {
        grid-template-columns: 1fr;
    }

    .thesis-panel .stat-grid {
        gap: 0;
    }

    .thesis-panel .stat-card {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}