/* =================================================================
   Foundation for Personal Agency — personalagency.org
   Visual language: bold editorial × pre-industrial tool-making.
   Parchment & forge-ink, iron-oxide & brass, letterpress rules,
   engraving line-art, blueprint/catalogue mono labels.
   ================================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* Material palette */
  --paper:        #F0E9DA;   /* parchment ground */
  --paper-deep:   #E7DDC8;   /* recessed panel */
  --paper-edge:   #DBCFB4;   /* hairline on light */
  --forge:        #1C1714;   /* forge-ink / dark bands */
  --forge-2:      #261F1A;
  --ink:          #211B16;   /* primary text */
  --ink-2:        #4C433A;   /* secondary text */
  --ink-3:        #756A5B;   /* muted / captions */
  --rust:         #9B3B26;   /* iron-oxide — primary accent */
  --rust-deep:    #7E2E1C;
  --brass:        #A8782B;   /* patina brass — secondary accent */
  --brass-2:      #C49A45;

  --line:         rgba(33, 27, 22, 0.20);
  --line-strong:  rgba(33, 27, 22, 0.42);
  --line-ondark:  rgba(240, 233, 218, 0.20);

  /* Type */
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --body:    "Newsreader", Georgia, serif;
  --mono:    "Space Mono", ui-monospace, "Courier New", monospace;

  /* Measure & rhythm */
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --maxw: 1240px;
  --section-y: clamp(4.5rem, 9vw, 8.5rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  font-family: var(--body);
  font-optical-sizing: auto;
  color: var(--ink);
  background-color: var(--paper);
  line-height: 1.6;
  font-size: clamp(1rem, 0.96rem + 0.25vw, 1.1rem);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
ul { list-style: none; padding: 0; }
button { font: inherit; color: inherit; cursor: pointer; }

/* Paper grain — subtle, multiplied over the parchment */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Layout primitives ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 1;
}
.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }

/* Eyebrow / blueprint label */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rust);
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
}
.eyebrow::before {
  content: "";
  width: 1.8em;
  height: 1.5px;
  background: var(--rust);
  display: inline-block;
}
.eyebrow--center { justify-content: center; }
.on-dark .eyebrow { color: var(--brass-2); }
.on-dark .eyebrow::before { background: var(--brass-2); }

/* Section index numeral */
.section-index {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--ink-3);
}

/* Headings */
h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.04; letter-spacing: -0.01em; }
.display {
  font-size: clamp(2.6rem, 1.4rem + 5.6vw, 5.6rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.02em;
}
.h2 { font-size: clamp(1.9rem, 1.2rem + 2.6vw, 3.2rem); font-weight: 600; }
.lede {
  font-size: clamp(1.15rem, 1.02rem + 0.7vw, 1.5rem);
  line-height: 1.5;
  color: var(--ink-2);
  font-weight: 380;
}

/* Rules — letterpress weight */
.rule { border: 0; border-top: 1px solid var(--line); }
.rule--heavy {
  border: 0;
  height: 0;
  border-top: 3px solid var(--ink);
  position: relative;
}
.rule--heavy::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  top: 5px;
  border-top: 1px solid var(--ink);
}

/* ---------- Buttons ---------- */
.btn {
  --bg: transparent;
  --fg: var(--ink);
  --bd: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--fg);
  background: var(--bg);
  border: 1.5px solid var(--bd);
  padding: 0.95em 1.6em;
  position: relative;
  overflow: hidden;
  transition: color 0.4s var(--ease);
  white-space: nowrap;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ink);
  transform: translateY(101%);
  transition: transform 0.42s var(--ease);
  z-index: 0;
}
.btn > * { position: relative; z-index: 1; }
.btn:hover { color: var(--paper); }
.btn:hover::before { transform: translateY(0); }
.btn .arrow { transition: transform 0.42s var(--ease); }
.btn:hover .arrow { transform: translateX(0.35em); }

.btn--solid {
  --fg: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.btn--solid::before { background: var(--rust); }
.btn--solid:hover { color: var(--paper); }

.on-dark .btn { --fg: var(--paper); --bd: var(--paper); }
.on-dark .btn::before { background: var(--paper); }
.on-dark .btn:hover { color: var(--forge); }

/* ---------- Masthead ---------- */
.masthead {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px) saturate(1.1);
  -webkit-backdrop-filter: blur(8px) saturate(1.1);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.4s var(--ease);
}
.masthead.is-stuck { box-shadow: 0 1px 0 var(--line-strong), 0 14px 30px -22px rgba(33,27,22,0.5); }
.masthead__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 72px;
  padding-block: 0.6rem;
}
.brand { display: flex; align-items: center; gap: 0.8rem; text-decoration: none; color: var(--ink); }
.brand__mark { width: 26px; height: 33px; color: var(--rust); flex: none; }
.brand__name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.04rem;
  line-height: 1.05;
  letter-spacing: 0.01em;
  max-width: 16ch;
}
.brand__name small {
  display: block;
  font-family: var(--mono);
  font-weight: 400;
  font-size: 0.58rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: 0.25em;
}

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.2rem); }
.nav__links { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.1rem); }
.nav__links a {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  position: relative;
  padding-block: 0.4rem;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1.5px;
  background: var(--rust);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.32s var(--ease);
}
.nav__links a:hover::after { transform: scaleX(1); }

.nav__toggle { display: none; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(3rem, 6vw, 5.5rem); padding-bottom: clamp(2rem, 4vw, 3.5rem); }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero__eyebrow { margin-bottom: 1.6rem; }
.hero h1 { margin-bottom: 1.7rem; }
.hero h1 em {
  font-style: italic;
  font-variation-settings: "SOFT" 30, "WONK" 1;
  color: var(--rust);
}
.hero__lede { max-width: 46ch; margin-bottom: 2.3rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.hero__meta {
  margin-top: 2.6rem;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.hero__meta span { display: inline-flex; align-items: center; gap: 0.5em; }
.hero__meta .dot { width: 5px; height: 5px; background: var(--brass); border-radius: 50%; }

.hero__art { position: relative; display: flex; justify-content: center; }
.hero__art svg { width: min(100%, 340px); height: auto; color: var(--ink); }
.hero__art .plate {
  position: relative;
  padding: clamp(1.2rem, 3vw, 2.4rem);
  border: 1px solid var(--line-strong);
}
.hero__art .plate::before,
.hero__art .plate::after {
  content: "";
  position: absolute;
  width: 12px; height: 12px;
  border: 1px solid var(--line-strong);
}
.hero__art .plate::before { top: 6px; left: 6px; border-right: 0; border-bottom: 0; }
.hero__art .plate::after { bottom: 6px; right: 6px; border-left: 0; border-top: 0; }
.hero__art .plate-cap {
  position: absolute;
  bottom: -0.75em;
  left: 50%;
  transform: translateX(-50%);
  background: var(--paper);
  padding-inline: 0.9em;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
  white-space: nowrap;
}

/* ---------- Mission / manifesto ---------- */
.manifesto { background: var(--paper-deep); }
.manifesto__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.manifesto h2 { margin-bottom: 0; }
.manifesto__body > * + * { margin-top: 1.3rem; }
.pullquote {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.5rem, 1rem + 2vw, 2.4rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0.5rem 0 1.6rem;
  padding-left: clamp(1rem, 2vw, 1.6rem);
  border-left: 3px solid var(--rust);
}
.pullquote em { font-style: italic; color: var(--rust); font-variation-settings: "SOFT" 20; }

/* ---------- Pillars ---------- */
.pillars__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2.2rem, 4vw, 3.4rem);
}
.pillars__head .lede { max-width: 40ch; }
.pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-strong);
}
.pillar {
  padding: clamp(1.8rem, 3vw, 2.6rem) clamp(1.4rem, 2.4vw, 2.1rem);
  border-bottom: 1px solid var(--line-strong);
  border-right: 1px solid var(--line);
  position: relative;
}
.pillar:last-child { border-right: 0; }
.pillar__no {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--rust);
  display: block;
  margin-bottom: 1.4rem;
}
.pillar__icon { width: 58px; height: 58px; color: var(--ink); margin-bottom: 1.5rem; }
.pillar h3 { font-size: 1.5rem; margin-bottom: 0.7rem; }
.pillar p { color: var(--ink-2); font-size: 1rem; }

/* ---------- Approach (01 / 02 / 03) ---------- */
.approach { background: var(--forge); color: var(--paper); }
.approach .h2, .approach .lede { color: var(--paper); }
.approach .lede { color: rgba(240,233,218,0.72); }
.approach__head { max-width: 52ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.6rem, 3vw, 3rem); }
.step { position: relative; padding-top: 2rem; border-top: 1px solid var(--line-ondark); }
.step__num {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(3.2rem, 2rem + 4vw, 5rem);
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--brass-2);
  text-stroke: 1.4px var(--brass-2);
  letter-spacing: -0.02em;
  margin-bottom: 1.1rem;
}
.step h3 { font-size: 1.4rem; margin-bottom: 0.6rem; color: var(--paper); }
.step p { color: rgba(240,233,218,0.7); font-size: 1rem; }

/* ---------- Founder ---------- */
.founder__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.founder__portrait {
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line-strong);
  background:
    repeating-linear-gradient(135deg, transparent 0 9px, rgba(33,27,22,0.05) 9px 10px),
    var(--paper-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.founder__portrait svg { width: 46%; color: var(--ink-3); }
.founder__portrait .plate-cap {
  position: absolute;
  bottom: 1rem; left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  text-align: center;
}
.founder blockquote {
  font-family: var(--display);
  font-weight: 380;
  font-size: clamp(1.4rem, 1rem + 1.6vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -0.012em;
}
.founder blockquote em { font-style: italic; color: var(--rust); }
.founder__sign { margin-top: 1.8rem; display: flex; align-items: center; gap: 1rem; }
.founder__sign .name { font-family: var(--display); font-weight: 600; font-size: 1.1rem; }
.founder__sign .role {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ---------- CTA band ---------- */
.cta { text-align: center; background: var(--paper-deep); }
.cta .h2 { margin: 1rem auto 1.2rem; max-width: 18ch; }
.cta .lede { max-width: 48ch; margin: 0 auto 2.3rem; }
.cta__row { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ---------- Footer ---------- */
.footer { background: var(--forge); color: var(--paper); padding-block: clamp(3.5rem, 6vw, 5rem) 2.5rem; }
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line-ondark);
}
.footer .brand__name { color: var(--paper); }
.footer .brand__mark { color: var(--brass-2); }
.footer__tag { color: rgba(240,233,218,0.62); max-width: 34ch; margin-top: 1.3rem; font-size: 1rem; }
.footer__col h4 {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass-2);
  margin-bottom: 1.2rem;
}
.footer__col a, .footer__col p {
  display: block;
  color: rgba(240,233,218,0.78);
  text-decoration: none;
  font-size: 0.96rem;
  margin-bottom: 0.6rem;
  transition: color 0.25s var(--ease);
}
.footer__col a:hover { color: var(--paper); }
.footer__note {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: rgba(240,233,218,0.5);
  margin-top: 0.4rem;
}
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(240,233,218,0.55);
}

/* Placeholder flag — visible reminder of unconfirmed facts */
.ph {
  border-bottom: 1px dashed var(--brass);
  cursor: help;
}

/* ---------- Reveal animation ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"] { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__art { order: -1; }
  .hero__art svg { width: min(64%, 260px); }
  .manifesto__grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .founder__grid { grid-template-columns: 1fr; }
  .founder__portrait { max-width: 300px; }
  .pillars__grid { grid-template-columns: 1fr; }
  .pillar { border-right: 0; }
  .steps { grid-template-columns: 1fr; gap: 2rem; }
  .footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  /* Mobile nav */
  .nav__toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px; height: 44px;
    border: 1px solid var(--line-strong);
    background: transparent;
    padding: 0 10px;
  }
  .nav__toggle span {
    height: 1.5px; width: 100%; background: var(--ink);
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
  }
  body.nav-open .nav__toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  body.nav-open .nav__toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav__toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .nav__links {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line-strong);
    padding: 0.5rem var(--gutter) 1.5rem;
    transform: translateY(-110%);
    transition: transform 0.42s var(--ease);
    box-shadow: 0 24px 40px -28px rgba(33,27,22,0.6);
  }
  body.nav-open .nav__links { transform: translateY(0); }
  .nav__links a { width: 100%; padding: 0.95rem 0; border-bottom: 1px solid var(--line); font-size: 0.82rem; }
  .nav__links a::after { display: none; }
  .nav__links .btn { margin-top: 1rem; width: 100%; justify-content: center; }

  .footer__top { grid-template-columns: 1fr; }
  .hero__meta { gap: 1rem 1.5rem; }
}

@media (max-width: 380px) {
  .brand__name { font-size: 0.95rem; }
}