/* Shamba Network site styles. Light by default, dark via prefers-color-scheme. */
:root {
  --bg: #FAF9F5;
  --surface: #FFFFFF;
  --surface-2: #F2F0EA;
  --ink: #12132E;
  --ink-2: #464A60;
  --ink-3: #626678;
  --line: #E2DFD6;
  --brand: #4818F8;
  --brand-ink: #FFFFFF;
  --brand-soft: #ECE7FE;
  --veg: #2F6B3A;
  --veg-soft: #E3EEE1;
  --alert: #B4532A;
  --font-head: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  --container: 1160px;
  --radius: 10px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0E1018;
    --surface: #151823;
    --surface-2: #1B1F2C;
    --ink: #ECEAF4;
    --ink-2: #B7B9C8;
    --ink-3: #8D90A2;
    --line: #2A2E3D;
    --brand: #A08BFF;
    --brand-ink: #0E1018;
    --brand-soft: #221C3F;
    --veg: #7CC08A;
    --veg-soft: #1C2B20;
    --alert: #E08A5F;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink-2); font: 400 1rem/1.65 var(--font-body); }
img, svg { display: block; max-width: 100%; height: auto; }
[hidden] { display: none !important; }
a { color: var(--brand); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration: none; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--font-head); color: var(--ink); font-weight: 600; line-height: 1.15; margin: 0 0 .6em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.2em; }

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 16px; top: 16px; z-index: 100; background: var(--surface); padding: .5rem 1rem; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container { padding: 0 32px; } }
.section { padding: 72px 0; }
.section-alt { background: var(--surface-2); }
@media (min-width: 768px) { .section { padding: 104px 0; } }
.section-head { max-width: 720px; margin-bottom: 48px; }
.eyebrow { display: inline-block; font: 500 .78rem/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--veg); margin-bottom: 14px; }
.lead { font-size: 1.15rem; color: var(--ink-2); max-width: 640px; }
.mono { font-family: var(--font-mono); font-size: .88em; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 20px; border-radius: 8px; font: 600 .95rem/1 var(--font-body); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.btn-primary { background: var(--brand); color: var(--brand-ink); }
.btn-primary:hover { background: var(--ink); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-group { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* Nav */
.navbar { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 600 1.1rem/1 var(--font-head); }
.brand img { width: 32px; height: 32px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav-links a:not(.btn):hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--brand); }
.mobile-toggle { display: none; width: 44px; height: 44px; background: none; border: 0; padding: 10px; cursor: pointer; }
.mobile-toggle span { display: block; height: 2px; background: var(--ink); margin: 5px 0; transition: transform .2s, opacity .2s; }
@media (max-width: 899px) {
  .mobile-toggle { display: block; }
  .nav-links { display: none; position: fixed; inset: 64px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 24px; background: var(--bg); border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .nav-links a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav-links .nav-cta { margin-top: 16px; }
  .mobile-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .mobile-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .mobile-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* Hero */
.hero { padding: 56px 0 72px; border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .hero { padding: 96px 0 104px; } .hero-grid { grid-template-columns: 1.1fr .9fr; gap: 64px; } }
.hero-art { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.page-hero { padding: 56px 0 48px; border-bottom: 1px solid var(--line); }
@media (min-width: 900px) { .page-hero { padding: 88px 0 64px; } }

/* Cards */
.cards { display: grid; gap: 20px; }
@media (min-width: 768px) { .cards { grid-template-columns: repeat(3, 1fr); } .cards.two { grid-template-columns: repeat(2, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.card h3 { margin-bottom: .4em; }
.card .eyebrow { margin-bottom: 10px; }
.card-link { display: inline-block; margin-top: 8px; font-weight: 600; text-decoration: none; }
.card-link::after { content: " \2192"; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
@media (min-width: 900px) { .stats { grid-template-columns: repeat(3, 1fr); } }
.stat { background: var(--surface); padding: 24px 20px; }
.stat-value { font: 500 clamp(1.7rem, 4vw, 2.4rem)/1.1 var(--font-mono); color: var(--ink); letter-spacing: -0.02em; }
.stat-label { margin-top: 6px; font-weight: 600; color: var(--ink); font-size: .95rem; }
.stat-source { margin-top: 4px; font: 400 .78rem/1.4 var(--font-mono); color: var(--ink-3); }

/* Charts */
.chart { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.chart img { width: 100%; }
.chart figcaption { margin-top: 12px; font-size: .9rem; color: var(--ink-3); }
.tag { display: inline-block; margin-right: 8px; padding: 2px 8px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); font: 500 .72rem/1.5 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }

/* Split layout (text + figure) */
.split { display: grid; gap: 32px; align-items: start; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; gap: 56px; } .split.reverse > :first-child { order: 2; } }
.split + .split { margin-top: 72px; padding-top: 72px; border-top: 1px solid var(--line); }

/* Facts list: label/value pairs in mono */
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; margin: 20px 0; font-size: .95rem; }
.facts dt { font: 500 .78rem/1.9 var(--font-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); }
.facts dd { margin: 0; color: var(--ink); }
@media (max-width: 479px) { .facts { grid-template-columns: 1fr; gap: 2px; } .facts dd { margin-bottom: 10px; } }

/* Case studies */
.case { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.case + .case { margin-top: 24px; }
@media (min-width: 900px) { .case { padding: 40px; display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; } }
.case-head .eyebrow { color: var(--ink-3); }
.case-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }

/* Verification flow */
.flow { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 12px; counter-reset: step; }
@media (min-width: 768px) { .flow { grid-template-columns: repeat(4, 1fr); } }
.flow li { counter-increment: step; background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--veg); border-radius: var(--radius); padding: 18px; }
.flow li::before { content: "0" counter(step); display: block; font: 500 .78rem/1 var(--font-mono); color: var(--veg); margin-bottom: 10px; }
.flow strong { display: block; color: var(--ink); margin-bottom: 4px; }
.flow span { font-size: .9rem; }

/* Logos */
.logos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
@media (min-width: 768px) { .logos { grid-template-columns: repeat(4, 1fr); } }
.logo { display: flex; align-items: center; gap: 12px; background: var(--surface); padding: 20px; color: var(--ink); font-weight: 600; font-size: .92rem; }
.logo img { width: 28px; height: 28px; object-fit: contain; flex: none; }
@media (prefers-color-scheme: dark) { .logo img { background: #FAF9F5; border-radius: 6px; padding: 3px; } }

/* Press */
.press { display: grid; gap: 20px; }
@media (min-width: 768px) { .press { grid-template-columns: repeat(3, 1fr); } }
.press-item { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; text-decoration: none; color: var(--ink); }
.press-item .eyebrow { color: var(--ink-3); }
.press-item:hover { border-color: var(--ink); }
.press-outlets { margin-top: 24px; font: 500 .82rem/1.8 var(--font-mono); color: var(--ink-3); }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.events { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 560px; }
.events th, .events td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.events th { font: 500 .75rem/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); }
.events tr:last-child td { border-bottom: 0; }
.events td:first-child { font-family: var(--font-mono); white-space: nowrap; color: var(--ink); }

/* Accordion */
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-btn { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 0; background: none; border: 0; text-align: left; font: 600 1.05rem/1.4 var(--font-body); color: var(--ink); cursor: pointer; }
.accordion-btn::after { content: "+"; font: 400 1.4rem/1 var(--font-mono); color: var(--ink-3); }
.accordion-item.active .accordion-btn::after { content: "\2212"; }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.accordion-content p { padding-bottom: 20px; }
html:not(.js) .accordion-content { max-height: none; }

/* Forms */
.form-grid { display: grid; gap: 18px; }
@media (min-width: 600px) { .form-grid { grid-template-columns: 1fr 1fr; } .form-grid .full { grid-column: 1 / -1; } }
.field label { display: block; font-weight: 600; color: var(--ink); font-size: .9rem; margin-bottom: 6px; }
.field input, .field select, .field textarea { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); font: inherit; }
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--brand); outline-offset: 0; border-color: transparent; }
.field .error { border-color: var(--alert); }
.form-error { display: none; margin-top: 4px; color: var(--alert); font-size: .85rem; }
.req { color: var(--alert); }
.form-success { display: none; }
.form-success.show { display: block; }
.hidden-field { position: absolute; left: -9999px; }

/* CTA band */
.cta-band { background: var(--ink); color: var(--bg); border-radius: var(--radius); padding: 40px 28px; }
.cta-band h2 { color: var(--bg); }
.cta-band p { color: color-mix(in srgb, var(--bg) 80%, transparent); max-width: 560px; }
.cta-band .btn-primary { background: var(--bg); color: var(--ink); }
.cta-band :focus-visible { outline-color: var(--bg); }
@media (min-width: 900px) { .cta-band { padding: 64px; } }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 56px 0 24px; margin-top: 0; background: var(--surface); }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer-brand p { margin-top: 12px; max-width: 320px; font-size: .92rem; }
.footer-heading { font: 500 .75rem/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin-bottom: 12px; }
.footer-links { display: grid; gap: 8px; }
.footer-links a { color: var(--ink-2); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }
.footer-social { display: flex; gap: 8px; }
.footer-social a { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink-2); }
.footer-social a:hover { color: var(--ink); border-color: var(--ink); }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--ink-3); }

/* 404 */
.not-found { min-height: 60vh; display: grid; align-content: center; }
.not-found .code { font: 500 clamp(4rem, 14vw, 8rem)/1 var(--font-mono); color: var(--veg); margin-bottom: 8px; }

/* Reveal: hidden only once site.js has started observing, so content shows if the script never runs. */
html.reveal-ready .reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
html.reveal-ready .reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.reveal-ready .reveal { opacity: 1; transform: none; transition: none; }
}
@media print {
  .reveal { opacity: 1 !important; transform: none !important; }
  .navbar, .mobile-toggle { display: none; }
}