/* =========================================================================
   The Standard Academy — shared design system
   A refined, editorial institution: warm paper, near-black ink, antique gold.
   Display: Fraunces  ·  Text & chrome: Hanken Grotesk
   ========================================================================= */

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

:root {
  --paper:        #faf8f4;
  --paper-deep:   #f3efe7;
  --ink:          #1b1814;
  --ink-soft:     #5c554b;
  --ink-faint:    #8d867a;
  --gold:         #9a7a2e;
  --gold-bright:  #b6913c;
  --gold-soft:    #cbb98c;
  --line:         rgba(27, 24, 20, 0.12);
  --line-faint:   rgba(27, 24, 20, 0.07);

  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans:  'Hanken Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

  --measure: 64rem;
  --gutter: clamp(1.25rem, 5vw, 5.5rem);
  --rhythm: clamp(5rem, 11vw, 9.5rem);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.72;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Paper grain — fixed, non-interactive */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

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

/* ---- Typography ---------------------------------------------------------- */

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  font-optical-sizing: auto;
  line-height: 1.04;
  letter-spacing: -0.012em;
  margin: 0;
  color: var(--ink);
}

.display {
  font-size: clamp(2.9rem, 9vw, 7rem);
  font-weight: 350;
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.h-xl  { font-size: clamp(2.3rem, 5.5vw, 4rem); }
.h-lg  { font-size: clamp(1.9rem, 3.8vw, 2.9rem); }
.h-md  { font-size: clamp(1.45rem, 2.4vw, 1.95rem); }

p { margin: 0 0 1.3rem; }
p:last-child { margin-bottom: 0; }

.lead {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(1.4rem, 2.6vw, 1.95rem);
  line-height: 1.34;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.prose {
  max-width: 38rem;
  color: var(--ink-soft);
  font-size: 1.12rem;
}
.prose p + p { margin-top: 0; }

.italic { font-style: italic; }
em, .em { font-style: italic; color: var(--ink); }

/* Eyebrow / section label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.eyebrow::before {
  content: "";
  width: 1.7rem;
  height: 1px;
  background: var(--gold-soft);
}
.eyebrow.no-rule::before { display: none; }

.section-index {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-style: italic;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}

/* ---- Layout -------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: 78rem;
  margin: 0 auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 1;
}
.wrap.narrow { max-width: 58rem; }

section { position: relative; z-index: 1; }

.block { padding-block: var(--rhythm); }
.block-tight { padding-block: clamp(3.5rem, 7vw, 6rem); }

.rule {
  height: 1px;
  background: var(--line);
  border: 0;
  margin: 0;
}
.rule-gold { background: var(--gold-soft); }

.stack > * + * { margin-top: var(--s, 1.5rem); }

/* Brand dot motif — homage to the original single dot */
.dot {
  display: inline-block;
  width: 0.46em;
  height: 0.46em;
  border-radius: 50%;
  background: var(--gold);
  vertical-align: middle;
}

/* ---- Buttons & links ----------------------------------------------------- */

.btn {
  --bg: var(--ink);
  --fg: var(--paper);
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1.05rem 1.9rem;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--bg);
  border-radius: 999px;
  cursor: pointer;
  transition: background .4s var(--ease), color .4s var(--ease),
              border-color .4s var(--ease), transform .4s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn .arrow { transition: transform .4s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-ghost {
  --bg: transparent;
  --fg: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover {
  --bg: var(--ink);
  --fg: var(--paper);
  border-color: var(--ink);
}

/* inline editorial link with animated underline */
.link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  position: relative;
  padding-bottom: 2px;
}
.link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .45s var(--ease);
}
.link:hover::after { transform: scaleX(1); }
.link .arrow { transition: transform .4s var(--ease); color: var(--gold); }
.link:hover .arrow { transform: translateX(4px); }

/* ---- Navigation ---------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line-faint);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 4.75rem;
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  font-family: var(--serif);
  font-size: 1.28rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand .dot { width: 0.4em; height: 0.4em; }
.brand b { font-weight: 400; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.2vw, 2.1rem);
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  position: relative;
  transition: color .3s var(--ease);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: -0.7rem;
  top: 50%;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--gold);
  transform: translateY(-50%);
}
.nav-cta { margin-left: 0.4rem; }
.nav-cta .btn { padding: 0.7rem 1.25rem; font-size: 0.72rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--ink);
  transition: transform .35s var(--ease), opacity .25s var(--ease);
}

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    inset: 4.75rem 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.5rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s var(--ease), transform .3s var(--ease);
    max-height: calc(100vh - 4.75rem);
    overflow-y: auto;
  }
  .nav-links.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-links li { width: 100%; border-bottom: 1px solid var(--line-faint); }
  .nav-links a { display: block; padding: 1.05rem 0; font-size: 1rem; }
  .nav-links a[aria-current="page"]::after { display: none; }
  .nav-cta { width: 100%; margin: 1.1rem 0 0; }
  .nav-cta .btn { width: 100%; justify-content: center; padding: 1rem; font-size: 0.78rem; }
  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); }
}

/* ---- Hero ---------------------------------------------------------------- */

.hero {
  padding-block: clamp(4.5rem, 11vw, 9rem) var(--rhythm);
}
.hero-eyebrow { margin-bottom: clamp(1.8rem, 4vw, 3rem); }
.hero .display { max-width: 16ch; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.5rem;
  align-items: baseline;
  margin-top: clamp(2.2rem, 5vw, 3.4rem);
}
.hero-meta .lead { max-width: 34rem; }

/* ---- Page header (interior pages) --------------------------------------- */

.page-head {
  padding-block: clamp(4rem, 9vw, 7.5rem) clamp(2.5rem, 5vw, 4rem);
}
.page-head .display { max-width: 14ch; }
.page-head .prose { margin-top: 1.8rem; }

/* ---- Generic editorial two-column ---------------------------------------- */

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.split .aside { position: sticky; top: 6.5rem; }
@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; gap: 2.2rem; }
  .split .aside { position: static; }
}

.aside-label { display: flex; flex-direction: column; gap: 1.1rem; }

/* ---- Pillars / numbered editorial list ----------------------------------- */

.entries { border-top: 1px solid var(--line); }
.entry {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(1rem, 4vw, 3rem);
  align-items: start;
  padding-block: clamp(2rem, 4vw, 3.1rem);
  border-bottom: 1px solid var(--line);
  transition: background .5s var(--ease);
}
.entry:hover { background: var(--paper-deep); }
.entry .num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--gold);
  padding-top: 0.3rem;
}
.entry .entry-title { letter-spacing: -0.01em; }
.entry .entry-body { color: var(--ink-soft); }
@media (max-width: 720px) {
  .entry { grid-template-columns: 3rem 1fr; }
  .entry .entry-body { grid-column: 1 / -1; }
}

/* ---- Cards (used sparingly, asymmetric) ---------------------------------- */

.cards {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.cards.two   { grid-template-columns: repeat(2, 1fr); }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--paper);
  padding: clamp(1.8rem, 3vw, 2.6rem);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  min-height: 14rem;
  transition: background .5s var(--ease);
}
.card:hover { background: var(--paper-deep); }
.card .kicker {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.card .card-body { color: var(--ink-soft); font-size: 0.98rem; flex: 1; }
.card .link { margin-top: auto; }
@media (max-width: 860px) {
  .cards.three { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .cards.two, .cards.three { grid-template-columns: 1fr; }
}

/* ---- Feature / quote band ------------------------------------------------ */

.band {
  background: var(--ink);
  color: var(--paper);
}
.band .eyebrow { color: var(--gold-bright); }
.band .eyebrow::before { background: var(--gold); }
.band h2, .band h3 { color: var(--paper); }
.band .prose { color: rgba(250, 248, 244, 0.74); }

.pullquote {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(1.9rem, 4.5vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  max-width: 20ch;
}
.pullquote .dot { background: var(--gold-bright); }
.quote-cite {
  margin-top: 2rem;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

/* ---- Form ---------------------------------------------------------------- */

.form { display: grid; gap: 1.5rem; }
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.field input,
.field select,
.field textarea {
  font-family: var(--sans);
  font-size: 1.02rem;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0;
  transition: border-color .35s var(--ease);
}
.field textarea { resize: vertical; min-height: 4.5rem; line-height: 1.6; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--gold);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--ink-faint); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field-hidden { position: absolute; left: -9999px; }

/* ---- Footer -------------------------------------------------------------- */

.footer {
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  padding-block: clamp(3.5rem, 7vw, 6rem) 2.5rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem 2rem;
}
.footer .brand { font-size: 1.5rem; margin-bottom: 1rem; }
.footer-tag { color: var(--ink-soft); max-width: 26rem; }
.footer-col h4 {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.2rem;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.footer-col a { color: var(--ink-soft); transition: color .3s var(--ease); }
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-top: 1.8rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: var(--ink-faint);
}
@media (max-width: 760px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand-col { grid-column: 1 / -1; }
}
@media (max-width: 460px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ---- Reveal animations --------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}