/* ──────────────────────────────────────────────────────────────────────────
   blakeagjones.com — design system
   Tokens, base, and shared components. Every page loads this first.
   ────────────────────────────────────────────────────────────────────────── */

/* ── tokens ─────────────────────────────────────────────────────────────── */
:root {
  /* type */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
               "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --text-xs: 0.75rem;   /* 12 */
  --text-sm: 0.875rem;  /* 14 */
  --text-md: 1.0625rem; /* 17 — Apple body */
  --text-lg: 1.3125rem; /* 21 */
  --text-xl: 1.75rem;   /* 28 */
  --text-2xl: clamp(2rem, 4.2vw, 3rem);
  --text-3xl: clamp(2.5rem, 5.6vw, 4.5rem);
  --text-hero: clamp(3rem, 8.5vw, 7.5rem);
  --tracking-tight: -0.03em;
  --tracking-snug: -0.015em;
  --leading-tight: 1.02;
  --leading-snug: 1.15;
  --leading-body: 1.5;

  /* colour — light surfaces */
  --white: #ffffff;
  --offwhite: #f5f5f7;
  --charcoal: #1d1d1f;
  --black: #000000;
  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --ink-3: #86868b;
  --line: rgba(0, 0, 0, 0.08);
  --line-strong: rgba(0, 0, 0, 0.16);
  --accent: #c8102e;        /* the existing site crimson, used sparingly */
  --accent-hover: #a90d27;
  --good: #1f9d55;
  --bad: #d0342c;
  --link: #0066cc;

  /* colour — dark surfaces (applied by .dark) */
  --d-bg: #000000;
  --d-bg-2: #0b0b0d;
  --d-surface: #161618;
  --d-ink: #f5f5f7;
  --d-ink-2: #a1a1a6;
  --d-ink-3: #6e6e73;
  --d-line: rgba(255, 255, 255, 0.12);

  /* spacing */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px; --s-5: 24px;
  --s-6: 32px; --s-7: 48px; --s-8: 64px; --s-9: 96px; --s-10: 128px;
  --section-y: clamp(72px, 10vw, 140px);
  --gutter: clamp(20px, 5vw, 48px);

  /* geometry */
  --r-sm: 8px; --r-md: 14px; --r-lg: 22px; --r-xl: 32px; --r-pill: 999px;
  --container: 1200px;
  --container-narrow: 760px;
  --container-wide: 1440px;

  /* elevation */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05), 0 2px 8px rgba(0,0,0,.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,.06), 0 12px 40px rgba(0,0,0,.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.18), 0 2px 10px rgba(0,0,0,.08);

  /* motion */
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);
  --dur-fast: 180ms; --dur: 320ms; --dur-slow: 700ms;

  --nav-h: 52px;
  color-scheme: light;
}

/* ── base ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--white); color: var(--ink);
  font-family: var(--font-sans); font-size: var(--text-md); line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility; overflow-x: hidden;
}
img, svg, video, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4, p { margin: 0; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ── layout ─────────────────────────────────────────────────────────────── */
.container { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
.container-narrow { width: min(100% - 2 * var(--gutter), var(--container-narrow)); margin-inline: auto; }
.container-wide { width: min(100% - 2 * var(--gutter), var(--container-wide)); margin-inline: auto; }
.section { padding-block: var(--section-y); }
.section-tight { padding-block: calc(var(--section-y) * .6); }

/* dark surfaces */
.dark { background: var(--d-bg); color: var(--d-ink); color-scheme: dark; }
.dark-2 { background: var(--d-bg-2); color: var(--d-ink); color-scheme: dark; }
.charcoal { background: var(--charcoal); color: var(--d-ink); color-scheme: dark; }
.offwhite { background: var(--offwhite); }
.dark, .dark-2, .charcoal { --ink: var(--d-ink); --ink-2: var(--d-ink-2); --ink-3: var(--d-ink-3); --line: var(--d-line); --line-strong: rgba(255,255,255,.22); }

/* ── typography ─────────────────────────────────────────────────────────── */
.display { font-size: var(--text-hero); font-weight: 700; letter-spacing: var(--tracking-tight); line-height: var(--leading-tight); }
.h1 { font-size: var(--text-3xl); font-weight: 700; letter-spacing: var(--tracking-tight); line-height: var(--leading-tight); }
.h2 { font-size: var(--text-2xl); font-weight: 700; letter-spacing: var(--tracking-tight); line-height: 1.08; }
.h3 { font-size: var(--text-xl); font-weight: 600; letter-spacing: var(--tracking-snug); line-height: var(--leading-snug); }
.lead { font-size: var(--text-lg); line-height: 1.4; color: var(--ink-2); max-width: 36ch; }
.eyebrow { font-size: var(--text-sm); font-weight: 600; letter-spacing: .02em; color: var(--accent); text-transform: uppercase; }
.muted { color: var(--ink-2); }
.dim { color: var(--ink-3); }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.num { font-variant-numeric: tabular-nums; }
.measure { max-width: 62ch; }

/* ── buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 22px; border-radius: var(--r-pill);
  font-size: var(--text-md); font-weight: 500; line-height: 1; white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast), color var(--dur-fast), box-shadow var(--dur-fast);
  will-change: transform;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--charcoal); color: #fff; }
.btn-primary:hover { background: #000; }
.dark .btn-primary, .dark-2 .btn-primary, .charcoal .btn-primary { background: #fff; color: var(--charcoal); }
.dark .btn-primary:hover, .dark-2 .btn-primary:hover, .charcoal .btn-primary:hover { background: #e8e8ed; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-hover); }
.btn-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-strong); }
.btn-ghost:hover { background: rgba(127,127,127,.08); }
.btn-lg { min-height: 52px; padding: 0 28px; font-size: var(--text-lg); }
.btn-sm { min-height: 36px; padding: 0 16px; font-size: var(--text-sm); }
.link {
  display: inline-flex; align-items: center; gap: 6px; color: var(--link); font-weight: 500;
}
.link .arrow { display: inline-block; transition: transform var(--dur-fast) var(--ease-out); }
.link:hover .arrow { transform: translateX(3px); }
.link:hover { text-decoration: underline; text-underline-offset: 3px; }
.dark .link, .dark-2 .link, .charcoal .link { color: #2997ff; }

/* ── navigation ─────────────────────────────────────────────────────────── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--nav-h);
  color: #f5f5f7;
  transition: background var(--dur) var(--ease-out), color var(--dur), box-shadow var(--dur), backdrop-filter var(--dur);
}
.nav::before {
  content: ""; position: absolute; inset: 0; opacity: 0; pointer-events: none;
  background: rgba(22,22,23,.82); -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  transition: opacity var(--dur) var(--ease-out);
}
.nav.is-scrolled::before, .nav.is-open::before { opacity: 1; }
.nav-light { color: var(--charcoal); }
.nav-light::before { background: rgba(255,255,255,.78); }
.nav-inner { position: relative; height: 100%; display: flex; align-items: center; gap: 28px; width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
.nav-logo { font-weight: 700; letter-spacing: -.02em; font-size: 17px; display: inline-flex; align-items: center; gap: 10px; }
.nav-logo .mark { width: 22px; height: 22px; border-radius: 6px; background: var(--accent); display: inline-grid; place-items: center; }
.nav-logo .mark svg { width: 14px; height: 14px; }
.nav-links { display: flex; align-items: center; gap: 26px; margin-left: 8px; font-size: 13px; font-weight: 500; opacity: .92; }
.nav-links a { padding: 8px 0; opacity: .85; transition: opacity var(--dur-fast); }
.nav-links a:hover, .nav-links a[aria-current="page"] { opacity: 1; }
.nav-spacer { flex: 1; }
.nav-cta, .nav-mobile-cta {
  display: inline-flex; align-items: center; justify-content: center; border-radius: var(--r-pill); font-weight: 500; white-space: nowrap;
  text-decoration: none; box-shadow: none; border: 0; transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast);
}
.nav-cta { font-size: 13px; min-height: 32px; padding: 0 14px; background: #fff; color: var(--charcoal); }
.nav-cta:active, .nav-mobile-cta:active { transform: scale(.97); }
.nav-light .nav-cta { background: var(--charcoal); color: #fff; }
.nav-light .nav-cta:hover { background: #000; }
.nav-mobile-cta { min-height: 48px; padding: 0 22px; font-size: 17px; background: #fff; color: var(--charcoal); margin-top: 24px; width: 100%; }

/* dropdown of every route — the existing sub-links */
.nav-menu { position: relative; }
.nav-menu > button { display: inline-flex; align-items: center; gap: 6px; padding: 8px 0; font-size: 13px; font-weight: 500; opacity: .85; }
.nav-menu > button:hover, .nav-menu[data-open="true"] > button { opacity: 1; }
.nav-menu > button svg { width: 10px; height: 10px; transition: transform var(--dur-fast); }
.nav-menu[data-open="true"] > button svg { transform: rotate(180deg); }
.nav-panel {
  position: absolute; top: calc(100% + 10px); left: -16px; min-width: 620px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 24px; padding: 22px 24px;
  background: rgba(29,29,31,.92); color: #f5f5f7; border-radius: var(--r-lg);
  -webkit-backdrop-filter: blur(24px) saturate(160%); backdrop-filter: blur(24px) saturate(160%);
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.08);
  opacity: 0; transform: translateY(-6px); pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.nav-menu[data-open="true"] .nav-panel { opacity: 1; transform: none; pointer-events: auto; }
.nav-panel h4 { font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #86868b; margin: 0 0 10px; }
.nav-panel a { display: block; padding: 6px 0; font-size: 14px; font-weight: 500; color: #f5f5f7; opacity: .85; }
.nav-panel a:hover { opacity: 1; }
.nav-panel a small { display: block; font-size: 12px; font-weight: 400; color: #86868b; }

.nav-burger { display: none; width: 44px; height: 44px; margin-right: -10px; place-items: center; }
.nav-burger span { display: block; width: 18px; height: 1.5px; background: currentColor; transition: transform var(--dur) var(--ease-out), opacity var(--dur); }
.nav-burger span + span { margin-top: 5px; }
.nav.is-open .nav-burger span:first-child { transform: translateY(6.5px) rotate(45deg); }
.nav.is-open .nav-burger span:last-child { transform: translateY(-6.5px) rotate(-45deg); }
.nav-mobile { display: none; }
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: grid; }
  .nav-mobile {
    display: block; position: fixed; inset: var(--nav-h) 0 0 0; z-index: 99; overflow-y: auto;
    background: rgba(22,22,23,.96); color: #f5f5f7; padding: 20px var(--gutter) 40px;
    -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
  }
  .nav.is-open + .nav-mobile { opacity: 1; transform: none; pointer-events: auto; }
  .nav-mobile a { display: block; padding: 14px 0; font-size: 22px; font-weight: 600; letter-spacing: -.02em; border-bottom: 1px solid rgba(255,255,255,.1); min-height: 44px; }
  .nav-mobile h4 { margin: 28px 0 4px; font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: #86868b; }
  .nav-mobile .sub a { font-size: 17px; font-weight: 500; padding: 12px 0; }
}

/* ── hero ───────────────────────────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100svh; display: grid; align-items: end;
  padding: calc(var(--nav-h) + 8vh) 0 10vh; overflow: hidden; isolation: isolate;
}
.hero-media { position: absolute; inset: 0; z-index: -1; }
.hero-media > * { width: 100%; height: 100%; object-fit: cover; }
.hero-scrim { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,.25) 0%, rgba(0,0,0,0) 35%, rgba(0,0,0,.55) 100%); }
.hero-copy { max-width: 900px; }
.hero-copy .lead { max-width: 44ch; margin-top: 20px; color: rgba(245,245,247,.78); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; align-items: center; }
.hero-scroll { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.55); }
.hero-scroll::after { content: ""; display: block; width: 1px; height: 28px; margin: 8px auto 0; background: linear-gradient(rgba(255,255,255,.6), transparent); }

/* ── section header ─────────────────────────────────────────────────────── */
.section-head { margin-bottom: clamp(36px, 5vw, 64px); }
.section-head .lead { margin-top: 14px; }
.section-head.center { text-align: center; }
.section-head.center .lead { margin-inline: auto; }

/* ── feature storytelling ───────────────────────────────────────────────── */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.feature + .feature { margin-top: var(--section-y); }
.feature.flip .feature-media { order: -1; }
.feature-copy .h2 { margin-top: 12px; }
.feature-copy .lead { margin-top: 18px; }
.feature-copy .link { margin-top: 26px; }
.feature-media { position: relative; border-radius: var(--r-xl); overflow: hidden; aspect-ratio: 5 / 4; box-shadow: var(--shadow-md); }
.feature-media > img, .feature-media > svg, .feature-media > .art { width: 100%; height: 100%; object-fit: cover; }
.feature-media img { transition: transform 1.2s var(--ease-out); }
.feature:hover .feature-media img { transform: scale(1.03); }
@media (max-width: 860px) {
  .feature { grid-template-columns: 1fr; gap: 28px; }
  .feature.flip .feature-media { order: 0; }
  .feature-media { aspect-ratio: 4 / 3; }
}

/* full-bleed showcase */
.showcase { position: relative; overflow: hidden; }
.showcase-media { position: absolute; inset: 0; }
.showcase-media > * { width: 100%; height: 100%; object-fit: cover; }
.showcase-copy { position: relative; padding-block: clamp(96px, 16vw, 200px); }

/* ── stats ──────────────────────────────────────────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: clamp(24px, 4vw, 48px); }
.stat .stat-value { font-size: clamp(2.6rem, 5vw, 4.2rem); font-weight: 700; letter-spacing: var(--tracking-tight); line-height: 1; font-variant-numeric: tabular-nums; }
.stat .stat-value small { font-size: .5em; font-weight: 600; margin-left: 2px; }
.stat .stat-label { margin-top: 10px; color: var(--ink-2); font-size: var(--text-sm); max-width: 28ch; }

/* ── cards (used sparingly) ─────────────────────────────────────────────── */
.card {
  background: var(--white); border-radius: var(--r-lg); padding: 28px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--line);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
a.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.dark .card, .dark-2 .card, .charcoal .card { background: var(--d-surface); border-color: var(--d-line); }
.card .h3 { margin-top: 12px; }
.card p { margin-top: 8px; color: var(--ink-2); font-size: var(--text-sm); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.tag { font-size: 11px; font-weight: 600; letter-spacing: .02em; padding: 4px 9px; border-radius: var(--r-pill); background: rgba(127,127,127,.12); color: var(--ink-2); }

/* ── final CTA ──────────────────────────────────────────────────────────── */
.cta-final { text-align: center; }
.cta-final .display { font-size: var(--text-3xl); }
.cta-final .lead { margin: 18px auto 0; }
.cta-final .btn { margin-top: 32px; }

/* ── footer ─────────────────────────────────────────────────────────────── */
.footer { background: var(--offwhite); color: var(--ink-2); font-size: 12px; padding: 40px 0 28px; border-top: 1px solid var(--line); }
.footer-inner { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.footer h4 { font-size: 12px; font-weight: 600; color: var(--ink); margin: 0 0 10px; }
.footer a { display: block; padding: 4px 0; color: var(--ink-2); }
.footer a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }
.footer p a { display: inline; padding: 0; text-decoration: underline; text-underline-offset: 2px; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; padding-top: 18px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ── motion ─────────────────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 90ms; }
.reveal[data-delay="2"] { transition-delay: 180ms; }
.reveal[data-delay="3"] { transition-delay: 270ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

/* ── utilities ──────────────────────────────────────────────────────────── */
.mt-1 { margin-top: var(--s-2); } .mt-2 { margin-top: var(--s-4); } .mt-3 { margin-top: var(--s-5); } .mt-4 { margin-top: var(--s-6); } .mt-5 { margin-top: var(--s-7); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 760px) { .grid-2 { grid-template-columns: 1fr; } }
.divider { height: 1px; background: var(--line); }
.pos { color: var(--good); } .neg { color: var(--bad); }
.dark .pos, .dark-2 .pos, .charcoal .pos { color: #30d158; } .dark .neg, .dark-2 .neg, .charcoal .neg { color: #ff453a; }