@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:wght@700&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
    --bg: #ffffff;
    --bg-soft: #f4f6f9;
    --text: #111111;
    --muted: #4a5568;
    --line: #e2e8f0;
    --line-strong: #cbd5e0;
    --accent: #1a2b4a;
    --accent-dark: #142238;
    --accent-soft: #f7f2e8;
    --gold: #b8962e;
    --max: 1180px;
    --measure: 760px;
    --radius: 18px;
    --shadow-soft: 0 10px 30px rgba(17, 17, 17, 0.05);
    --transition: 180ms ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--bg);
    font-family: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.72;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a {
    color: inherit;
    text-decoration: none;
}

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

.container {
    width: min(var(--max), calc(100% - 40px));
    margin: 0 auto;
}

.narrow {
    width: min(var(--measure), 100%);
    margin-left: auto;
    margin-right: auto;
}

header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}

.nav {
    min-height: 96px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    text-decoration: none;
}

.brand-name {
    font-family: "Libre Baskerville", Georgia, serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.01em;
    line-height: 1.1;
    white-space: nowrap;
}

.brand-rule {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--gold);
    margin: 3px 0 4px;
}

.brand-tag {
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 10px;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    white-space: nowrap;
    align-self: center;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav-links a {
    color: var(--muted);
    font-size: 14px;
    transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
}

.nav-links a.active {
    border-bottom: 2px solid var(--gold);
    padding-bottom: 2px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid var(--line-strong);
    background: var(--bg);
    color: var(--text);
    font-family: "IBM Plex Sans", sans-serif;
    font-weight: 600;
    transition: transform var(--transition),
    border-color var(--transition),
    background var(--transition),
    color var(--transition);
}

.btn:hover {
    transform: translateY(-1px);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #ffffff !important;
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #ffffff !important;
}

main {
    padding-bottom: 40px;
}

section {
    padding: 24px 0;
}

section:has(.narrow) {
    padding: 24px 0 48px;
}

.section-tight {
    padding: 32px 0 !important;
}

.hero {
    padding: 92px 0 72px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--gold);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gold);
}

h1,
h2,
h3,
h4 {
    margin: 0;
    color: var(--text);
    line-height: 1.08;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

h1,
h2 {
    font-family: "Libre Baskerville", Georgia, serif;
}

h1 {
    margin-top: 18px;
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    text-align: center;
}

h2 {
    font-size: clamp(32px, 4vw, 50px);
    font-weight: 700;
    text-align: center;
}

h3 {
    font-size: 22px;
    font-weight: 600;
}

h4 {
    font-size: 17px;
    font-weight: 600;
}

.lead {
    max-width: 1000px;
    margin: 24px auto 0;
    font-size: clamp(18px, 2vw, 22px);
    line-height: 1.65;
    color: var(--muted);
    text-align: center;
}

.copy {
    color: var(--muted);
    font-size: 17px;
}

.hero-copy {
    margin-top: 18px;
    text-align: center;
}

.positioning-bridge {
    padding: 48px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--bg-soft);
}

.positioning-bridge p {
    max-width: var(--measure);
    margin: 0 auto;
    font-size: 19px;
    line-height: 1.7;
    color: var(--muted);
    text-align: center;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    margin-top: 30px;
}

.section-head {
    display: grid;
    gap: 14px;
    margin-bottom: 32px;
    text-align: center;
}

.section-head p {
    max-width: 780px;
    margin: 0 auto;
    color: var(--muted);
    font-size: 18px;
}

.section-head h2,
.page-hero h2 {
    max-width: 100%;
    width: min(920px, 100%);
    margin-left: auto;
    margin-right: auto;
}

.grid-2,
.grid-3,
.grid-4 {
    display: grid;
    gap: 28px;
}

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

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

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

.simple-block {
    padding-top: 14px;
    border-top: 1px solid var(--line);
}

.simple-block h3,
.simple-block h4 {
    margin-bottom: 10px;
}

.simple-block p {
    margin: 0;
    color: var(--muted);
}

.clean-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 16px;
}

.clean-list li {
    position: relative;
    padding-left: 24px;
    color: var(--muted);
    font-size: 17px;
}

.clean-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.72em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gold);
    transform: translateY(-50%);
}

/* Standard case card */
.case {
    padding-top: 18px;
    border-top: 1px solid var(--line);
}

/* Featured case card */
.case-featured {
    grid-column: 1 / -1;
    padding: 28px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--bg-soft);
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 10px;
}

.case-header h3 {
    max-width: 36ch;
}

.case-tag {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--gold);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.case p,
.case-featured p {
    margin: 0;
    color: var(--muted);
}

.case ul,
.case-featured ul {
    margin: 10px 0 0;
    padding-left: 20px;
}

.case ul li,
.case-featured ul li {
    color: var(--muted);
    font-size: 17px;
    margin-bottom: 6px;
}

.outcome,
.complexity {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
}

.outcome strong {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
}

.complexity strong {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.complexity p {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
}

.note-panel {
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
}

.note-panel p {
    margin: 0;
    color: var(--muted);
}

.cta-band {
    padding: 42px 0 10px;
}

.cta-panel {
    padding: 42px 28px;
    background: var(--accent);
    border: 1px solid var(--accent-dark);
    border-radius: calc(var(--radius) + 4px);
    text-align: center;
}

.cta-panel h2 {
    color: #ffffff;
}

.cta-panel p {
    max-width: 760px;
    margin: 16px auto 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 18px;
}

.cta-panel .btn {
    background: #ffffff;
    border-color: #ffffff;
    color: var(--accent) !important;
}

.cta-panel .btn:hover {
    background: var(--accent-soft);
    border-color: var(--accent-soft);
    color: var(--accent) !important;
}

/* Insight card */
.insight-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.insight-list {
    display: grid;
    gap: 10px;
    padding: 16px;
    background: var(--bg-soft);
    border-radius: calc(var(--radius) - 4px);
    border: 1px solid var(--line);
}

.insight-list div {
    position: relative;
    padding-left: 20px;
    color: var(--muted);
    font-size: 15px;
}

.insight-list div::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.72em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    transform: translateY(-50%);
}

/* Card component */
.card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-soft);
}

.page-hero {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 48px 0 16px;
}

.page-hero p {
    margin-top: 16px;
    color: var(--muted);
    font-size: 19px;
    line-height: 1.65;
}

/* Authority article layout */
.authority-article {
    max-width: 720px;
    margin: 0 auto;
    padding: 16px 0 64px;
}

.authority-article p {
    font-size: 18px;
    line-height: 1.85;
    color: var(--text);
    margin: 0 0 24px;
}

.authority-article h3 {
    font-family: "Libre Baskerville", Georgia, serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
    margin: 48px 0 20px;
    padding-top: 48px;
    border-top: 1px solid var(--line);
}

.authority-article h3:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.authority-article ul {
    margin: 0 0 24px;
    padding-left: 24px;
}

.authority-article ul li {
    font-size: 18px;
    line-height: 1.85;
    color: var(--text);
    margin-bottom: 10px;
    padding-left: 8px;
}

.authority-article ul li::marker {
    color: var(--gold);
}

.authority-article .article-lede {
    font-size: 20px;
    line-height: 1.75;
    color: var(--muted);
    border-left: 3px solid var(--gold);
    padding-left: 20px;
    margin-bottom: 40px;
}

/* Reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(14px);
    animation: revealUp 600ms ease forwards;
}

.reveal-delay-1 {
    animation-delay: 90ms;
}

.reveal-delay-2 {
    animation-delay: 180ms;
}

.reveal-delay-3 {
    animation-delay: 270ms;
}

@keyframes revealUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

footer {
    padding: 28px 0 56px;
    color: var(--muted);
    font-size: 14px;
}

.footer-inner {
    border-top: 1px solid var(--line);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

/* Tablet breakpoint */
@media (max-width: 980px) {
    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

/* Mobile breakpoint */
@media (max-width: 760px) {
    header {
        position: static;
    }

    .nav {
        padding: 16px 0;
        align-items: flex-start;
        flex-direction: column;
    }

    .nav-links {
        justify-content: flex-start;
        gap: 14px;
    }

    section {
        padding: 44px 0;
    }

    section:has(.narrow) {
        padding: 32px 0;
    }

    .section-tight {
        padding: 20px 0 !important;
    }

    .hero {
        padding: 48px 0 36px;
    }

    h1 {
        font-size: clamp(28px, 7vw, 36px);
        letter-spacing: -0.015em;
    }

    h2 {
        font-size: clamp(26px, 6vw, 36px);
    }

    .lead {
        font-size: clamp(16px, 4vw, 19px);
        margin-top: 16px;
    }

    .positioning-bridge {
        padding: 32px 0;
    }

    .positioning-bridge p {
        font-size: 17px;
    }

    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .case-header {
        flex-direction: column;
    }

    .case-featured {
        padding: 20px;
    }

    .cta-panel {
        padding: 32px 22px;
    }

    .page-hero {
        padding: 32px 0 16px;
    }
}