/* ============================================================================
   AI Team — Marketing site styles (Console direction)
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter+Tight:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Console palette */
  --console-bone:       #F4F2EC;
  --console-bone-2:     #E9E6DD;
  --console-paper:      #FAF8F3;
  --console-charcoal:   #0E0E0F;
  --console-charcoal-2: #2B2B2D;
  --console-charcoal-3: #585860;
  --console-charcoal-4: #8B8B92;
  --console-signal:     #4ADE80;
  --console-signal-2:   #22C55E;
  --console-rule:       rgb(14 14 15 / 0.12);
  --console-hairline:   rgb(14 14 15 / 0.06);

  /* Semantic */
  --bg-1: var(--console-bone);
  --bg-2: var(--console-paper);
  --bg-3: var(--console-bone-2);
  --bg-inverse: var(--console-charcoal);

  --fg-1: var(--console-charcoal);
  --fg-2: var(--console-charcoal-2);
  --fg-3: var(--console-charcoal-3);
  --fg-4: var(--console-charcoal-4);
  --fg-inverse: var(--console-paper);

  --accent: var(--console-signal-2);
  --accent-hover: var(--console-signal);
  --accent-fg: var(--console-charcoal);
  --accent-soft: rgb(34 197 94 / 0.10);

  --border-1: var(--console-rule);
  --border-2: var(--console-charcoal);
  --hairline: var(--console-hairline);

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-tight: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --font-display: var(--font-tight);
  --font-body:    var(--font-sans);
  --font-label:   var(--font-mono);
  --display-weight: 600;

  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
  --dur-1: 160ms;
  --dur-2: 220ms;
  --dur-3: 320ms;

  --shadow-1: 0 2px 6px rgb(14 14 15 / 0.06), 0 1px 2px rgb(14 14 15 / 0.04);
  --shadow-2: 0 8px 24px rgb(14 14 15 / 0.08), 0 2px 6px rgb(14 14 15 / 0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-body);
  background: var(--bg-1);
  color: var(--fg-1);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv02", "cv11";
}
a { color: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.prose { max-width: 65ch; }

/* ===== Nav ===== */
.mk-nav {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in oklab, var(--bg-1) 80%, transparent);
  backdrop-filter: blur(12px) saturate(120%);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  border-bottom: 1px solid var(--border-1);
}
.mk-nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.mk-brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); font-size: 22px; font-weight: var(--display-weight); letter-spacing: -0.01em; color: var(--fg-1); text-decoration: none; }
.mk-brand-mark { width: 28px; height: 28px; background: var(--fg-1); border-radius: 2px; display: grid; place-items: center; color: var(--bg-1); font-family: var(--font-display); font-weight: 600; font-size: 13px; line-height: 1; letter-spacing: -0.05em; }
.mk-brand-mark::after { content: "AI"; }
.mk-links { display: flex; gap: 32px; font-size: 14px; color: var(--fg-2); }
.mk-links a { text-decoration: none; color: inherit; padding: 6px 0; border-bottom: 1px solid transparent; transition: color var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease); }
.mk-links a:hover, .mk-links a.active { color: var(--fg-1); border-bottom-color: var(--accent); }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-body); font-size: 14px; font-weight: 500; padding: 10px 18px; border-radius: 8px; border: 1px solid transparent; cursor: pointer; transition: all var(--dur-1) var(--ease); text-decoration: none; letter-spacing: -0.005em; }
.btn-primary { background: var(--accent); color: var(--accent-fg); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: translateY(1px); box-shadow: none; }
.btn-secondary { background: transparent; color: var(--fg-1); border-color: var(--border-2); }
.btn-secondary:hover { color: var(--accent); border-color: var(--accent); }
.btn-ghost { background: transparent; color: var(--fg-1); }
.btn-ghost:hover { background: var(--accent-soft); color: var(--accent); }
.btn-lg { padding: 14px 24px; font-size: 16px; }
.btn-dark { background: var(--fg-1); color: var(--bg-1); }
.btn-dark:hover { background: var(--fg-2); }

/* ===== Eyebrow ===== */
.eyebrow { font-family: var(--font-label); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); font-weight: 600; }
.eyebrow-accent { color: var(--accent); }

/* ===== Hero ===== */
.hero { padding: 96px 0 120px; position: relative; }
.hero h1 { font-family: var(--font-display); font-size: clamp(56px, 9vw, 112px); line-height: 1; letter-spacing: -0.03em; font-weight: var(--display-weight); margin: 24px 0 32px; color: var(--fg-1); text-wrap: balance; max-width: 14ch; }
.hero .lede { font-family: var(--font-body); font-size: 22px; line-height: 1.5; color: var(--fg-2); max-width: 54ch; margin: 0 0 40px; text-wrap: pretty; }
.hero .cta-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.hero-meta { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; margin-top: 72px; padding-top: 40px; border-top: 1px solid var(--border-1); color: var(--fg-3); font-size: 13px; }
.hero-meta > div { min-width: 0; }
.hero-meta b { display: block; color: var(--fg-1); font-family: var(--font-display); font-weight: var(--display-weight); font-size: clamp(22px, 2.1vw, 28px); letter-spacing: -0.02em; margin-bottom: 4px; line-height: 1.1; text-wrap: balance; }

/* ===== Section ===== */
.section { padding: 96px 0; border-top: 1px solid var(--border-1); }
.section-head { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; margin-bottom: 56px; align-items: baseline; }
.section-head h2 { font-family: var(--font-display); font-size: clamp(36px, 5vw, 56px); line-height: 1.08; letter-spacing: -0.025em; font-weight: var(--display-weight); margin: 12px 0 0; color: var(--fg-1); text-wrap: balance; }
.section-head .lede { font-family: var(--font-body); font-size: 18px; line-height: 1.55; color: var(--fg-2); margin: 0; text-wrap: pretty; }

/* ===== Services ===== */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.service { padding: 40px 32px 40px 0; border-right: 1px solid var(--border-1); }
.service:last-child { border-right: none; padding-right: 0; }
.service:not(:first-child) { padding-left: 32px; }
.service .num { font-family: var(--font-mono); font-size: 11px; color: var(--accent); letter-spacing: 0.12em; font-weight: 600; }
.service h3 { font-family: var(--font-display); font-size: 26px; line-height: 1.2; letter-spacing: -0.015em; font-weight: var(--display-weight); margin: 20px 0 12px; color: var(--fg-1); }
.service p { font-size: 15px; color: var(--fg-2); line-height: 1.55; margin: 0 0 20px; text-wrap: pretty; }
.service .list { list-style: none; padding: 0; margin: 0 0 24px; }
.service .list li { font-size: 13px; color: var(--fg-2); padding: 8px 0; border-top: 1px solid var(--hairline); display: flex; justify-content: space-between; gap: 12px; }
.service .list li:first-child { border-top: none; }
.service .list li .k { color: var(--fg-3); font-family: var(--font-mono); font-size: 11px; }
.service .list li .v { color: var(--fg-1); font-family: var(--font-body); }
.service .arrow { font-size: 14px; color: var(--accent); text-decoration: none; font-weight: 500; display: inline-flex; align-items: center; gap: 6px; transition: gap var(--dur-1) var(--ease); }
.service .arrow:hover { gap: 10px; }

/* ===== Pull quote ===== */
.pullquote { padding: 96px 0; text-align: left; }
.pullquote blockquote { font-family: var(--font-display); font-size: clamp(32px, 4.5vw, 56px); line-height: 1.2; letter-spacing: -0.02em; font-weight: var(--display-weight); color: var(--fg-1); margin: 0; text-wrap: balance; max-width: 22ch; font-style: italic; }
.pullquote blockquote::before { content: "“"; color: var(--accent); }
.pullquote blockquote::after { content: "”"; color: var(--accent); }
.pullquote .attr { margin-top: 32px; display: flex; align-items: center; gap: 16px; font-size: 14px; color: var(--fg-2); }
.pullquote .attr b { color: var(--fg-1); font-weight: 500; }
.pullquote .rule { flex: 0 0 32px; height: 1px; background: var(--border-1); }

/* ===== Cases ===== */
.cases { display: flex; flex-direction: column; gap: 0; }
.case { display: grid; grid-template-columns: 80px 1fr 180px 120px; gap: 32px; padding: 28px 0; border-top: 1px solid var(--border-1); align-items: baseline; text-decoration: none; color: inherit; transition: padding var(--dur-1) var(--ease); cursor: pointer; position: relative; overflow: hidden; }
.case:last-child { border-bottom: 1px solid var(--border-1); }
.case:hover { padding-left: 12px; padding-right: 24px; background: var(--bg-2); }
.case .num { font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); letter-spacing: 0.12em; font-weight: 600; }
.case .title { font-family: var(--font-display); font-size: 24px; line-height: 1.2; letter-spacing: -0.015em; font-weight: var(--display-weight); color: var(--fg-1); text-wrap: balance; }
.case .cat { font-size: 13px; color: var(--fg-2); }
.case .arrow { font-size: 18px; color: var(--accent); text-align: right; }
.case .datum { position: absolute; right: 0; bottom: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--fg-3); text-transform: uppercase; transform: translateY(14px); opacity: 0; transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1), opacity 220ms var(--ease); pointer-events: none; }
.case:hover .datum, .case:focus-visible .datum { transform: translateY(0); opacity: 1; }

/* ===== Footer ===== */
.mk-footer { background: var(--bg-inverse); color: var(--fg-inverse); padding: 80px 0 32px; }
.mk-footer .container { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.mk-footer h4 { font-family: var(--font-label); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; margin: 0 0 20px; opacity: 0.6; }
.mk-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.mk-footer a { color: inherit; text-decoration: none; font-size: 14px; opacity: 0.9; }
.mk-footer a:hover { color: var(--accent); }
.mk-footer .brand-foot { font-family: var(--font-display); font-size: 28px; font-weight: var(--display-weight); letter-spacing: -0.015em; margin-bottom: 16px; }
.mk-footer .tag { font-size: 14px; opacity: 0.6; max-width: 36ch; line-height: 1.55; margin: 0; }
.mk-footer .rule-foot { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,0.1); margin-top: 48px; padding-top: 24px; display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 11px; opacity: 0.5; letter-spacing: 0.04em; }

/* ===== Motion: Draw rule ===== */
.draw-rule { display: block; height: 2px; width: 64px; background: var(--accent); transform-origin: left center; transform: scaleX(0); transition: transform 520ms cubic-bezier(0.22, 1, 0.36, 1); margin: 28px 0 0; border-radius: 1px; }
.draw-rule.in { transform: scaleX(1); }
.draw-rule.thin { height: 1px; width: 48px; }
.draw-rule.wide { width: 96px; }
.section-head .draw-rule { margin: 10px 0 0; }
.hero .draw-rule { margin: 44px 0 0; }
.pullquote .draw-rule { margin: 10px 0 0; }

/* ===== About page ===== */
.about-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 64px; align-items: start; }
.about-prose { font-size: 18px; line-height: 1.6; color: var(--fg-1); }
.about-prose p { margin: 0 0 18px; }
.about-prose p + p { color: var(--fg-2); }
.aside-card { border: 1px solid var(--border-1); border-radius: 8px; padding: 28px; background: var(--bg-2); }
.aside-card ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; font-size: 14px; color: var(--fg-2); }
.aside-card .k { display: block; color: var(--fg-3); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 2px; }

/* ===== Contact form ===== */
.contact-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 64px; align-items: start; }
.contact-form { display: grid; gap: 18px; }
.contact-form .row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label { display: grid; gap: 6px; }
.contact-form .lct { font-size: 12px; color: var(--fg-2); font-weight: 500; }
.contact-form input, .contact-form select, .contact-form textarea {
  font-family: var(--font-body); font-size: 15px; padding: 12px 14px; background: var(--bg-2); border: 1px solid var(--border-1); border-radius: 6px; color: var(--fg-1); width: 100%;
}
.contact-form textarea { resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.contact-form .row-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }
.contact-form .row-foot span { font-size: 12px; color: var(--fg-3); }
.contact-thanks { padding: 48px 40px; background: var(--bg-2); border: 1px solid var(--border-1); border-radius: 8px; }
.contact-thanks h3 { font-family: var(--font-display); font-size: 32px; letter-spacing: -0.02em; margin: 0 0 8px; }
.contact-thanks p { color: var(--fg-2); margin: 0; font-size: 16px; }
.contact-aside .big-email { font-family: var(--font-display); font-size: 26px; letter-spacing: -0.015em; line-height: 1.3; margin-bottom: 32px; }
.contact-aside ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; font-size: 14px; color: var(--fg-2); }
.contact-aside li { display: flex; justify-content: space-between; padding-bottom: 10px; border-bottom: 1px solid var(--hairline); }
.contact-aside li:last-child { border-bottom: none; }
.contact-aside li b { color: var(--fg-1); font-weight: 500; }

/* ===== Article page ===== */
.article { padding: 64px 0 96px; }
.article-back { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; color: var(--fg-3); text-decoration: none; text-transform: uppercase; display: inline-flex; align-items: center; gap: 6px; transition: color var(--dur-1) var(--ease); }
.article-back:hover { color: var(--accent); }
.article-header { max-width: 70ch; margin: 0 auto 56px; }
.article-meta { display: flex; gap: 14px; align-items: center; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--fg-3); text-transform: uppercase; margin: 32px 0 24px; }
.article-meta .dot { width: 3px; height: 3px; background: var(--fg-4); border-radius: 50%; }
.article h1 { font-family: var(--font-display); font-size: clamp(44px, 6vw, 72px); line-height: 1.05; letter-spacing: -0.025em; font-weight: var(--display-weight); margin: 0 0 24px; color: var(--fg-1); text-wrap: balance; }
.article-header .lede { font-family: var(--font-body); font-size: 22px; line-height: 1.5; color: var(--fg-2); margin: 0; text-wrap: pretty; }
.article-body { max-width: 70ch; margin: 0 auto; font-size: 18px; line-height: 1.7; color: var(--fg-1); }
.article-body p { margin: 0 0 24px; text-wrap: pretty; }
.article-body p.lede { font-size: 22px; color: var(--fg-2); line-height: 1.5; }
.article-body h2 { font-family: var(--font-display); font-size: 32px; line-height: 1.2; letter-spacing: -0.02em; font-weight: var(--display-weight); margin: 56px 0 16px; color: var(--fg-1); text-wrap: balance; }
.article-body h2 .num { font-family: var(--font-mono); font-size: 12px; color: var(--accent); letter-spacing: 0.14em; font-weight: 600; display: block; margin-bottom: 8px; text-transform: uppercase; }
.article-body h3 { font-family: var(--font-display); font-size: 22px; line-height: 1.3; letter-spacing: -0.015em; font-weight: var(--display-weight); margin: 40px 0 12px; color: var(--fg-1); }
.article-body ul, .article-body ol { margin: 0 0 24px; padding-left: 24px; }
.article-body li { margin-bottom: 10px; }
.article-body blockquote { margin: 32px 0; padding: 4px 0 4px 24px; border-left: 2px solid var(--accent); font-family: var(--font-display); font-size: 22px; line-height: 1.4; letter-spacing: -0.01em; color: var(--fg-1); font-style: italic; }
.article-body code { font-family: var(--font-mono); font-size: 0.88em; background: var(--accent-soft); color: var(--fg-1); padding: 2px 6px; border-radius: 4px; }
.article-body strong { color: var(--fg-1); font-weight: 600; }
.article-body em { font-style: italic; color: var(--fg-1); }
.article-body hr { border: none; border-top: 1px solid var(--border-1); margin: 48px 0; }
.article-body a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-body a:hover { text-decoration-thickness: 2px; }
.article-footer { max-width: 70ch; margin: 72px auto 0; padding-top: 32px; border-top: 1px solid var(--border-1); display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.article-footer .signoff { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--fg-3); text-transform: uppercase; }

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  .draw-rule { transition: none; transform: scaleX(1); }
  .case .datum { transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero { padding: 64px 0 80px; }
  .hero-meta { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .section { padding: 64px 0; }
  .section-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 36px; }
  .services { grid-template-columns: 1fr; }
  .service { border-right: none; border-bottom: 1px solid var(--border-1); padding: 32px 0 !important; }
  .service:last-child { border-bottom: none; }
  .case { grid-template-columns: 60px 1fr 40px; }
  .case .cat { display: none; }
  .case .datum { display: none; }
  .mk-footer .container { grid-template-columns: 1fr 1fr; }
  .mk-links { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-form .row-2 { grid-template-columns: 1fr; }
}