/* AiBusinessCopilot — shared subpage styles (white / ink / blue design system) */

:root {
    --ink: #0B0C0E;
    --body: #3F4650;
    --muted: #7A828C;
    --blue: #0B63E5;
    --blue-dark: #0A55C4;
    --blue-tint: #EAF2FD;
    --bg: #FFFFFF;
    --bg-alt: #F5F8FC;
    --border: #E2E7EE;
    --border-soft: #EDF0F4;
    --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --inverse-body: #C7CDD4;
    --inverse-link: #8AB8FF;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }

body {
    font-family: var(--sans);
    color: var(--body);
    line-height: 1.7;
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

nav .container, main, footer .container { max-width: 880px; margin: 0 auto; padding: 0 24px; }

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); }

/* ===== NAV ===== */
nav {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-soft);
    z-index: 100;
}
nav .container {
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.logo {
    font-family: 'Source Serif 4', serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.01em;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}
.logo .logo-mark {
    width: 30px;
    height: 30px;
    margin-right: 0.55rem;
    flex: 0 0 auto;
}
.logo:hover { color: var(--ink); }
.logo img { display: none; }
.logo.logo-image {
    line-height: 0;
}
.logo.logo-image img {
    display: block;
    height: 58px;
    width: auto;
    border-radius: 12px;
    object-fit: contain;
}
.logo span { color: var(--blue); }
.nav-actions { display: flex; align-items: center; gap: 1.25rem; }
.back-link { color: var(--body); font-size: 0.9rem; font-weight: 500; white-space: nowrap; }
.back-link:hover { color: var(--blue); }
.nav-cta {
    font-size: 0.92rem;
    font-weight: 600;
    color: #fff;
    background: var(--ink);
    padding: 0.5rem 1.1rem;
    border-radius: 999px;
    white-space: nowrap;
    transition: background 0.15s ease;
}
.nav-cta:hover { background: #23262B; color: #fff; }

/* ===== MAIN / ARTICLE ===== */
main { padding-top: 4rem; padding-bottom: 4.5rem; }

/* Editorial masthead: eyebrow → display title → lead, closed by a hairline */
.hero-card {
    margin-bottom: 2.6rem;
    padding-bottom: 2.3rem;
    border-bottom: 1px solid var(--border-soft);
}
main > .lead {
    margin-bottom: 0;
    padding-bottom: 2.3rem;
    border-bottom: 1px solid var(--border-soft);
}

.eyebrow {
    color: var(--blue);
    text-transform: uppercase;
    letter-spacing: 0.09em;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.9rem;
}

h1 {
    font-family: var(--serif);
    color: var(--ink);
    font-weight: 600;
    font-size: clamp(2.1rem, 5vw, 3.1rem);
    line-height: 1.12;
    letter-spacing: -0.015em;
    margin-bottom: 0.9rem;
    max-width: 720px;
}
h1 span { color: var(--blue); -webkit-text-fill-color: var(--blue); }

.lead { font-size: 1.15rem; max-width: 680px; margin-bottom: 1.5rem; }

.article-note { color: var(--muted); font-size: 0.92rem; margin-top: -0.7rem; margin-bottom: 1.7rem; }

.updated {
    color: var(--muted);
    font-size: 0.9rem;
    margin-bottom: 0;
    padding-bottom: 1.8rem;
    border-bottom: 1px solid var(--border-soft);
}

h2 {
    font-family: var(--serif);
    color: var(--ink);
    font-weight: 600;
    font-size: 1.5rem;
    line-height: 1.25;
    letter-spacing: -0.01em;
    margin: 2.4rem 0 0.7rem;
}
h3 { color: var(--ink); font-weight: 600; font-size: 1.02rem; line-height: 1.4; margin: 1.5rem 0 0.45rem; }
h4 { color: var(--ink); font-weight: 600; font-size: 1rem; margin-bottom: 0.3rem; }

p { margin: 0.6rem 0; }
strong { color: var(--ink); }
ul, ol { margin: 0.7rem 0 1rem 1.35rem; }
li { margin: 0.35rem 0; }

/* Ruled section rhythm: hairline-separated editorial sections */
.section { padding: 0.4rem 0 1.2rem; }
.section h2 { margin-top: 0; }
.section + .section:not(.cta) {
    border-top: 1px solid var(--border-soft);
    padding-top: 2.4rem;
    margin-top: 1.6rem;
}

/* Services page: h2s flow directly in main */
main > h2 {
    margin-top: 2.8rem;
    padding-top: 1.7rem;
    border-top: 1px solid var(--border-soft);
}
main > .lead + h2 { margin-top: 2.2rem; padding-top: 0; border-top: none; }

/* Legal documents: ruled, numbered sections */
.legal-card h2 {
    margin-top: 2.6rem;
    padding-top: 1.7rem;
    border-top: 1px solid var(--border-soft);
}
.legal-card h2:first-of-type { margin-top: 2.1rem; padding-top: 0; border-top: none; }

/* Flat callouts: a single blue rule, no filled box */
.quick-line, .notice {
    border-left: 2px solid var(--blue);
    color: var(--ink);
    padding: 0.35rem 0 0.35rem 1.2rem;
    margin: 1.6rem 0 0;
}
.quick-line p, .notice p { margin: 0; }

/* Editorial pull quote: ruled, serif, no bar */
.pull-quote, .belief {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 1.6rem 0;
    margin: 2.4rem 0;
    color: var(--ink);
    font-family: var(--serif);
    font-weight: 500;
    font-size: clamp(1.35rem, 3vw, 1.8rem);
    line-height: 1.3;
    letter-spacing: -0.01em;
}

/* ===== COMPARISON (flattened to the homepage ruled pattern) ===== */
.comparison {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    margin-top: 1.2rem;
    border-top: 1px solid var(--ink);
}
.compare-card {
    border-bottom: 1px solid var(--border);
    padding: 1.3rem 1.25rem;
}
.compare-card + .compare-card { border-left: 1px solid var(--border); }
.compare-card h3 { margin: 0 0 0.5rem; }
.compare-card ul { margin-top: 0.5rem; margin-bottom: 0.2rem; }

/* ===== RULED GRIDS (examples / why items) ===== */
.examples, .why-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2.5rem;
    margin-top: 1.2rem;
    border-top: 1px solid var(--ink);
}
.example, .why-item {
    border-bottom: 1px solid var(--border);
    padding: 1.05rem 0 1.15rem;
}
.example strong { display: block; margin-bottom: 0.25rem; }
.example p, .why-item p { margin: 0; font-size: 0.95rem; }
.why-item h4 { margin-bottom: 0.25rem; }

/* ===== RULED LADDER (numbered steps) ===== */
.ladder {
    counter-reset: ladder;
    margin: 1.3rem 0 0.8rem;
    border-top: 1px solid var(--ink);
}
.ladder-step {
    counter-increment: ladder;
    position: relative;
    border-bottom: 1px solid var(--border);
    padding: 1.2rem 0 1.25rem 3.8rem;
}
.ladder-step::before {
    content: counter(ladder);
    position: absolute;
    left: 0;
    top: 1.15rem;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--blue-tint);
    color: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--serif);
    font-weight: 600;
}
.ladder-step h3 { margin-top: 0; }
.ladder-step p { margin-bottom: 0; }

/* Soft tint panel: the one warm surface, used sparingly */
.wide-example {
    background: var(--bg-alt);
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    padding: 1.25rem 1.35rem;
    margin: 1.4rem 0;
}
.wide-example p:last-child { margin-bottom: 0; }
.mini-label {
    display: inline-block;
    color: var(--blue);
    background: var(--blue-tint);
    border-radius: 999px;
    padding: 3px 10px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

/* ===== CTA: deliberate dark closing moment ===== */
.cta {
    text-align: center;
    margin-top: 3.5rem;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    padding: 4.5rem 24px;
    background: var(--ink);
    color: var(--inverse-body);
}
.cta:last-child { margin-bottom: -4.5rem; }
.cta h2 {
    margin: 0 auto 0.9rem;
    color: #fff;
    font-size: clamp(1.7rem, 3.4vw, 2.3rem);
    line-height: 1.2;
    max-width: 640px;
}
.cta p { max-width: 560px; margin: 0.7rem auto; }
.cta a:not(.btn):not(.cta-btn) {
    color: var(--inverse-link);
    text-decoration: underline;
    text-decoration-color: rgba(138, 184, 255, 0.55);
    text-underline-offset: 0.18em;
}
.cta a:not(.btn):not(.cta-btn):hover { color: #fff; }

.btn, .cta-btn {
    display: inline-block;
    background: var(--blue);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    padding: 0.8rem 1.6rem;
    border-radius: 999px;
    margin-top: 0.8rem;
    transition: background 0.15s ease, transform 0.15s ease;
}
.btn:hover, .cta-btn:hover { background: var(--blue-dark); color: #fff; transform: translateY(-1px); }

/* ===== FOOTER ===== */
footer {
    background: var(--ink);
    color: #9BA3AD;
    padding: 3rem 0;
    font-size: 0.9rem;
}
footer .container { display: flex; flex-direction: column; gap: 1.1rem; }
footer p { margin: 0; }
footer a { color: var(--inverse-body); }
footer a:hover { color: #fff; }
footer .footer-brand { display: flex; align-items: center; gap: 0.8rem; }
footer .fb-mark { width: 36px; height: 36px; flex: 0 0 auto; }
footer .fb-name {
    font-family: var(--serif);
    font-weight: 600;
    color: #fff;
    font-size: 1.2rem;
    letter-spacing: -0.01em;
    line-height: 1;
}
footer .fb-name span { color: #3D9BFF; }
footer .links { display: flex; flex-wrap: wrap; gap: 0.7rem 1.4rem; }
footer .agent-badge {
    margin-top: 0.4rem;
    padding-top: 1.1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.09);
    font-size: 0.82rem;
    color: #7A828C;
    max-width: 620px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 720px) {
    html, body { max-width: 100%; }
    main { padding-top: 2.5rem; }
    .logo.logo-image img { height: 50px; }
    .nav-actions .back-link { display: none; }
    .comparison, .examples, .why-grid { grid-template-columns: 1fr; }
    .compare-card { padding: 1.25rem 0.35rem; }
    .compare-card + .compare-card { border-left: 0; }
    h1, h2, h3, p, li, a { overflow-wrap: anywhere; }
    .price-tag { white-space: normal; }
    .logo { overflow-wrap: normal; font-size: 1.1rem; }
    .logo .logo-mark { width: 26px; height: 26px; margin-right: 0.45rem; }
    .cta { padding: 3.5rem 24px; }
}

@media (max-width: 520px) {
    .ladder-step { padding-left: 0; }
    .ladder-step::before { position: static; margin-bottom: 0.7rem; }
}

/* ===== PRINT ===== */
@media print {
    nav, footer .links, footer .footer-brand { display: none; }
    body { color: #1a1a1a; }
    .btn, .cta-btn { color: #fff !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    .cta {
        background: none;
        color: #1a1a1a;
        border-top: 1px solid var(--border);
        margin: 2rem 0 0;
        padding: 2rem 0 0;
    }
    .cta:last-child { margin-bottom: 0; }
    .cta h2 { color: #000; }
    .cta a:not(.btn):not(.cta-btn) { color: #1a1a1a; }
    footer { background: none; color: #555; padding: 1rem 0; }
}