/*
 * PACO GEO — shared theme
 *
 * Palette: "Cobalt on bone"
 *   --color-bg        #faf8f4   warm bone paper
 *   --color-surface   #f3efe8   deeper paper for alt sections
 *   --color-card      #ffffff   card / inset surface
 *   --color-ink       #15171c   near-black graphite
 *   --color-soft      #2a2d36   soft ink for body
 *   --color-muted     #6a6f7a   mute text
 *   --color-dim       #a6aab3   dim caption
 *   --color-line      rgba(21,23,28,0.12)
 *   --color-line-soft rgba(21,23,28,0.06)
 *   --color-accent    #1d3ec9   deep cobalt (single ink accent)
 *   --color-accent-soft rgba(29,62,201,0.09)
 *
 * Fonts: Fraunces (display, italic variations) + Inter Tight (body/UI) + JetBrains Mono (data).
 * One accent, no gradients, no pastels. Editorial, not corporate.
 */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,300;1,9..144,400;1,9..144,500&family=Inter+Tight:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --color-bg: #faf8f4;
  --color-surface: #f3efe8;
  --color-card: #ffffff;
  --color-ink: #15171c;
  --color-soft: #2a2d36;
  --color-muted: #6a6f7a;
  --color-dim: #a6aab3;
  --color-line: rgba(21, 23, 28, 0.12);
  --color-line-soft: rgba(21, 23, 28, 0.06);
  --color-accent: #1d3ec9;
  --color-accent-soft: rgba(29, 62, 201, 0.09);
  --color-danger: #c0392b;
  --color-danger-soft: rgba(192, 57, 43, 0.09);

  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'Inter Tight', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --max-w: 1160px;
  --max-w-narrow: 780px;
  --pad-x: 28px;
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-ink);
  line-height: 1.55;
  font-size: 17px;
  overflow-x: hidden;
  font-feature-settings: "ss01", "cv11";
}

::selection { background: var(--color-ink); color: var(--color-bg); }

a { color: inherit; }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
.wrap-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 var(--pad-x); }

/* =========================================================
   TYPOGRAPHY
   ========================================================= */

.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.eyebrow .dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--color-accent); margin: 0 10px 2px 0; vertical-align: middle; }

.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.018em;
  line-height: 1.02;
  color: var(--color-ink);
  font-variation-settings: "opsz" 144;
}
.display em { font-style: italic; font-weight: 400; color: var(--color-accent); }

.h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 6vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.024em;
  font-variation-settings: "opsz" 144;
}
.h1 em { font-style: italic; font-weight: 400; color: var(--color-accent); }

.h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.018em;
  color: var(--color-ink);
}
.h2 em { font-style: italic; font-weight: 400; color: var(--color-accent); }

.h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.lede {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(19px, 2vw, 22px);
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--color-soft);
  font-variation-settings: "opsz" 36;
}

.body-prose { font-size: 17px; line-height: 1.65; color: var(--color-soft); }
.body-prose p + p { margin-top: 1.1em; }
.body-prose h2 { margin: 2em 0 0.6em; color: var(--color-ink); }
.body-prose h3 { margin: 1.6em 0 0.4em; color: var(--color-ink); }
.body-prose ul, .body-prose ol { margin: 1em 0 1em 1.4em; }
.body-prose li { margin: 0.4em 0; }
.body-prose strong { color: var(--color-ink); font-weight: 600; }
.body-prose em { font-style: italic; }
.body-prose a { color: var(--color-ink); text-decoration: underline; text-decoration-color: var(--color-accent); text-underline-offset: 4px; text-decoration-thickness: 1.5px; }
.body-prose a:hover { text-decoration-thickness: 2px; }
.body-prose code { font-family: var(--font-mono); font-size: 0.88em; background: var(--color-surface); padding: 2px 6px; border-radius: var(--radius); }
.body-prose blockquote { border-left: 2px solid var(--color-accent); padding-left: 22px; margin: 1.6em 0; font-family: var(--font-display); font-style: italic; font-weight: 300; color: var(--color-ink); font-size: 1.15em; }

.mono { font-family: var(--font-mono); }

.rule { border: 0; border-top: 1px solid var(--color-line); margin: 0; }

/* =========================================================
   NAV
   ========================================================= */

.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 var(--pad-x);
  background: rgba(250, 248, 244, 0.72);
  backdrop-filter: saturate(140%) blur(16px);
  -webkit-backdrop-filter: saturate(140%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
.site-nav.scrolled { background: rgba(250, 248, 244, 0.94); border-bottom-color: var(--color-line); }
.site-nav-inner { max-width: var(--max-w); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; height: 68px; }
.site-brand {
  font-family: var(--font-display); font-weight: 500;
  font-size: 22px; color: var(--color-ink); text-decoration: none;
  letter-spacing: -0.01em;
}
.site-brand .mark { color: var(--color-accent); font-style: italic; }
.site-nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.site-nav-links a {
  font-size: 14px; font-weight: 500; color: var(--color-muted);
  text-decoration: none; transition: color 0.2s;
}
.site-nav-links a:hover { color: var(--color-ink); }
.site-nav-cta {
  font-size: 13px; font-weight: 500; color: var(--color-bg) !important;
  background: var(--color-ink); padding: 9px 18px; border-radius: var(--radius);
  text-decoration: none; transition: background 0.2s;
}
.site-nav-cta:hover { background: var(--color-accent); }
.site-nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.site-nav-toggle span { display: block; width: 22px; height: 1.5px; background: var(--color-ink); margin: 5px 0; transition: transform 0.3s, opacity 0.3s; }

/* =========================================================
   BUTTONS / CTAs
   ========================================================= */

.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 24px;
  background: var(--color-ink); color: var(--color-bg);
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  letter-spacing: 0.01em;
  border: none; border-radius: var(--radius);
  cursor: pointer; text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease, opacity 0.2s;
}
.btn:hover { background: var(--color-accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-lg { padding: 16px 28px; font-size: 15px; }
.btn-ghost {
  background: transparent; color: var(--color-ink);
  border: 1px solid var(--color-line);
}
.btn-ghost:hover { background: transparent; border-color: var(--color-ink); color: var(--color-accent); }
.btn .arrow { width: 16px; height: 1.5px; background: currentColor; position: relative; }
.btn .arrow::after {
  content: ''; position: absolute; right: 0; top: -3.5px;
  width: 7px; height: 7px;
  border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor;
  transform: rotate(45deg);
}

/* =========================================================
   SECTIONS
   ========================================================= */

section.editorial {
  padding: 120px var(--pad-x);
  border-bottom: 1px solid var(--color-line);
}
section.editorial.dim { background: var(--color-surface); }
section.editorial.compact { padding: 80px var(--pad-x); }

.pad-hero { padding: 180px var(--pad-x) 120px; border-bottom: 1px solid var(--color-line); }

.two-col {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: 80px;
  align-items: start;
}
.two-col .col-label { position: sticky; top: 100px; }
.col-label .num {
  font-family: var(--font-display); font-weight: 400;
  font-size: 54px; line-height: 1; color: var(--color-accent);
  font-style: italic; display: block; margin-bottom: 14px;
}
.col-label .eyebrow { display: block; margin-bottom: 14px; }

/* =========================================================
   FORMS
   ========================================================= */

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.field label {
  font-size: 11px; font-weight: 600; color: var(--color-muted);
  letter-spacing: 0.12em; text-transform: uppercase;
}
.field input,
.field select,
.field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-line);
  border-radius: 0; padding: 10px 2px;
  font-family: var(--font-body); font-size: 16px; color: var(--color-ink);
  transition: border-color 0.2s; outline: none;
  width: 100%;
  -webkit-appearance: none;
}
.field input::placeholder, .field textarea::placeholder { color: var(--color-dim); font-weight: 400; }
.field input:focus, .field select:focus, .field textarea:focus { border-bottom-color: var(--color-accent); }
.field textarea { min-height: 96px; resize: vertical; line-height: 1.5; }
.field select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236a6f7a' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 4px center; padding-right: 28px;
}

.card-inset {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  padding: 44px 40px;
  position: relative;
}
.card-inset .card-tag {
  position: absolute; top: -10px; left: 28px;
  padding: 0 10px; background: var(--color-bg);
  font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-muted); font-weight: 500;
}

/* =========================================================
   FOOTER
   ========================================================= */

.site-footer { padding: 72px var(--pad-x) 40px; background: var(--color-surface); border-top: 1px solid var(--color-line); }
.site-footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 2fr 3fr; gap: 60px; align-items: start;
}
.site-footer-brand { font-size: 14px; color: var(--color-muted); line-height: 1.7; }
.site-footer-brand .site-brand { display: inline-block; margin-bottom: 10px; font-size: 28px; }
.site-footer-brand p { max-width: 320px; }
.site-footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.site-footer-nav h4 {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-muted); font-weight: 500; margin-bottom: 14px;
}
.site-footer-nav ul { list-style: none; }
.site-footer-nav li { padding: 6px 0; }
.site-footer-nav a {
  font-size: 14px; color: var(--color-soft); text-decoration: none; transition: color 0.2s;
}
.site-footer-nav a:hover { color: var(--color-accent); }
.site-footer-copy {
  max-width: var(--max-w); margin: 48px auto 0; padding-top: 24px;
  border-top: 1px solid var(--color-line);
  font-size: 12px; color: var(--color-dim); letter-spacing: 0.04em;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}

/* =========================================================
   UTIL
   ========================================================= */

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

.pullquote {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.016em;
  color: var(--color-ink);
  max-width: 900px;
  font-variation-settings: "opsz" 96;
}
.pullquote em { font-style: italic; color: var(--color-accent); }
.pullquote-attrib { margin-top: 24px; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-muted); }

.tag-pill {
  display: inline-block; padding: 4px 10px;
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-accent); background: var(--color-accent-soft);
  border-radius: var(--radius);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col .col-label { position: static; }
  .pad-hero { padding: 140px 24px 80px; }
  section.editorial { padding: 80px 24px; }
  .site-footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .site-footer-nav { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .site-nav-links {
    display: none; position: fixed; top: 68px; left: 0; right: 0;
    background: rgba(250, 248, 244, 0.98); backdrop-filter: blur(16px);
    flex-direction: column; padding: 28px; gap: 22px; border-bottom: 1px solid var(--color-line);
  }
  .site-nav-links.open { display: flex; }
  .site-nav-toggle { display: block; }
  section.editorial { padding: 64px 20px; }
  .card-inset { padding: 32px 22px; }
  .site-footer-nav { grid-template-columns: 1fr 1fr; }
}