:root {
  --ink: #0a0a0a;
  --paper: #f7f3ea;
  --muted: #6f6a60;
  --line: rgba(10, 10, 10, .14);
  --accent: #e6ff40;
  --rust: #b14c2e;
  --sea: #0b7668;
  --white: #fffdf7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", Arial, sans-serif;
  line-height: 1.5;
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.ac-header, .ac-apply__header, .ac-admin__header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247, 243, 234, .88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.ac-header__inner, .ac-apply__header, .ac-admin__header {
  max-width: 1220px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.ac-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; }
.ac-brand__mark { display: grid; place-items: center; width: 36px; height: 36px; background: var(--ink); color: var(--accent); border-radius: 50%; font-family: Outfit, sans-serif; }
.ac-nav { display: flex; gap: 22px; font-size: 14px; color: var(--muted); }
.ac-nav a { text-decoration: none; }
.ac-header__actions, .ac-hero__cta-row, .ac-success__row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.ac-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
  border-radius: 4px;
  font-family: Outfit, sans-serif;
}
.ac-btn--primary { background: var(--ink); color: var(--white); }
.ac-btn--primary .ac-btn__arrow { color: var(--accent); }
.ac-btn--ghost { background: rgba(255, 255, 255, .28); }
.ac-btn--sm { min-height: 36px; padding: 0 14px; font-size: 13px; }
.ac-btn--lg { min-height: 52px; padding: 0 24px; }

.ac-hero { min-height: 92vh; padding: 96px 24px 0; overflow: hidden; }
.ac-hero__grid, .ac-residency {
  max-width: 1220px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 480px);
  gap: clamp(28px, 6vw, 76px);
  align-items: center;
}
.ac-overline { display: flex; align-items: center; gap: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 12px; font-weight: 700; }
.ac-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--rust); display: inline-block; }
.ac-h1, .ac-h2, .ac-h3 { font-family: Outfit, sans-serif; line-height: .95; letter-spacing: 0; margin: 0; }
.ac-h1 { font-size: clamp(58px, 9vw, 132px); font-weight: 900; }
.ac-h2 { font-size: clamp(38px, 6vw, 78px); font-weight: 800; }
.ac-h3 { font-size: 26px; }
.ac-em { font-style: normal; color: var(--rust); }
.ac-hero__lede, .ac-section-head p, .ac-modal__lede { color: var(--muted); font-size: clamp(18px, 2vw, 22px); max-width: 64ch; }
.ac-hero__filter { margin-top: 30px; color: var(--muted); }
.ac-hero__filter span { color: var(--ink); font-weight: 700; }
.ac-hero__meta { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); margin-top: 36px; padding-top: 22px; gap: 18px; }
.ac-hero__meta strong { display: block; font-family: Outfit, sans-serif; font-size: 34px; }
.ac-hero__meta span { color: var(--muted); font-size: 14px; }
.ac-frame { position: relative; aspect-ratio: 4 / 5; overflow: hidden; border: 1px solid var(--ink); background: #ddd; }
.ac-frame img { width: 100%; height: 100%; object-fit: cover; }
.ac-frame__tag { position: absolute; left: 18px; bottom: 18px; right: 18px; display: flex; justify-content: space-between; background: var(--accent); padding: 14px; font-weight: 900; font-family: Outfit, sans-serif; }
.ac-marquee { margin: 70px -24px 0; border-block: 1px solid var(--ink); background: var(--accent); overflow: hidden; }
.ac-marquee div { display: flex; gap: 42px; white-space: nowrap; padding: 14px 24px; font-weight: 800; animation: marquee 22s linear infinite; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.ac-section { padding: clamp(72px, 10vw, 132px) 24px; }
.ac-container { max-width: 1220px; margin: 0 auto; }
.ac-section--dark { background: var(--ink); color: var(--white); }
.ac-section--dark p, .ac-section--dark .ac-overline { color: rgba(255,255,255,.7); }
.ac-section-head { margin-bottom: 44px; }
.ac-section-head--split { display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: end; }
.ac-section-head--centered { text-align: center; display: grid; justify-items: center; }
.ac-pillars, .ac-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.ac-card, .ac-grid article, details, .ac-admin__panel, .ac-admin__stats article {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.42);
  padding: 24px;
  border-radius: 6px;
}
.ac-card span { color: var(--rust); font-weight: 800; font-size: 12px; text-transform: uppercase; }
.ac-card h3, .ac-grid h3 { font-family: Outfit, sans-serif; font-size: 26px; margin: 16px 0 10px; }
.ac-card p, .ac-grid p, details p { color: var(--muted); }
.ac-numbered { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.ac-numbered li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 20px 0; border-top: 1px solid currentColor; }
.ac-numbered span { color: var(--rust); font-weight: 900; }
.ac-numbered h3 { margin: 0; font-family: Outfit, sans-serif; }
.ac-numbered p { margin: 4px 0 0; color: var(--muted); }
.ac-section--dark .ac-numbered p { color: rgba(255,255,255,.68); }
.ac-residency { padding: clamp(72px, 10vw, 132px) 24px; align-items: stretch; }
.ac-residency > img { height: 100%; min-height: 560px; object-fit: cover; border: 1px solid var(--ink); }
details { margin-bottom: 12px; }
summary { cursor: pointer; font-family: Outfit, sans-serif; font-size: 24px; font-weight: 700; }
.ac-notify { background: var(--white); }
.ac-footer { background: var(--ink); color: var(--white); padding: 80px 24px 36px; }
.ac-footer__inner { max-width: 1220px; margin: 0 auto; }
.ac-footer h2 { font-family: Outfit, sans-serif; font-size: clamp(54px, 9vw, 120px); line-height: .9; margin: 0 0 30px; }
.ac-footer__base { display: flex; justify-content: space-between; gap: 18px; border-top: 1px solid rgba(255,255,255,.2); margin-top: 54px; padding-top: 24px; color: rgba(255,255,255,.68); }

.ac-apply, .ac-track, .ac-admin { min-height: 100vh; }
.ac-apply__main, .ac-admin__main { max-width: 980px; margin: 0 auto; padding: 56px 24px 96px; }
.ac-apply__exit { color: var(--muted); text-decoration: none; }
.ac-apply__group { border-top: 1px solid var(--line); padding: 34px 0; }
.ac-apply__group h2 { font-family: Outfit, sans-serif; font-size: 30px; margin: 0; }
.ac-form { display: grid; gap: 18px; }
.ac-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label { display: grid; gap: 8px; font-weight: 700; }
.ac-input {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 14px 15px;
  min-height: 48px;
  border-radius: 4px;
  color: var(--ink);
  font: inherit;
}
textarea.ac-input { resize: vertical; }
.ac-consent { display: flex; align-items: flex-start; gap: 10px; color: var(--muted); font-weight: 500; }
.ac-form__error { color: #8f1f14; background: #ffe7df; border: 1px solid #e2a18e; padding: 14px; }
.ac-success__notice { color: #0b513c; background: #e1f7ea; border: 1px solid #8fd2ac; padding: 14px; }
.ac-success__mark { width: 60px; height: 60px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); font-weight: 900; font-size: 30px; margin: 24px 0; }
.ac-track__status { display: grid; gap: 4px; border: 1px solid var(--ink); background: var(--accent); padding: 22px; margin: 28px 0; }
.ac-track__status strong { font-family: Outfit, sans-serif; font-size: 32px; }
.ac-stages { list-style: none; padding: 0; display: grid; gap: 10px; }
.ac-stages li { display: flex; gap: 14px; align-items: center; border: 1px solid var(--line); padding: 14px; color: var(--muted); }
.ac-stages li.is-done, .ac-stages li.is-current { color: var(--ink); border-color: var(--ink); }
.ac-timeline { display: grid; gap: 12px; }
.ac-timeline li { border-left: 3px solid var(--rust); padding-left: 16px; }
.ac-timeline span { display: block; color: var(--muted); font-size: 13px; }
.ac-founder-timeline { list-style: none; padding: 0; display: grid; gap: 12px; margin: 22px 0 38px; }
.ac-founder-timeline li { display: grid; grid-template-columns: 120px 1fr; gap: 18px; border: 1px solid var(--line); padding: 16px; background: rgba(255,255,255,.4); }
.ac-founder-timeline li > span { color: var(--muted); font-weight: 800; }
.ac-founder-timeline strong { font-family: Outfit, sans-serif; font-size: 20px; }
.ac-founder-timeline p { margin: 4px 0 0; color: var(--muted); }
.ac-founder-timeline .is-active { border-color: var(--rust); background: #fff6e5; }
.ac-founder-timeline .is-done { border-color: var(--sea); background: #e8f7f2; }

.ac-admin__login { max-width: 520px; margin: 0 auto; padding: 96px 24px; }
.ac-admin__main { max-width: 1220px; }
.ac-admin__stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 24px; }
.ac-admin__stats strong { display: block; font-family: Outfit, sans-serif; font-size: 42px; }
.ac-admin__stats small { display: block; color: var(--muted); }
.ac-admin__panel { margin-bottom: 24px; }
.ac-admin__cohort-form { display: grid; grid-template-columns: repeat(5, minmax(120px, 1fr)) auto; gap: 10px; align-items: end; }
.ac-table { display: grid; gap: 8px; }
.ac-table > div, .ac-admin__app { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center; border-top: 1px solid var(--line); padding: 14px 0; }
.ac-table small { display: block; color: var(--muted); }
.ac-admin__app form { display: grid; grid-template-columns: 150px 220px auto; gap: 8px; }
.ac-admin__forms { display: grid; gap: 8px; }
.ac-inline-form { display: grid; grid-template-columns: 140px 220px auto; gap: 8px; align-items: center; }
.ac-service-admin-form { display: grid; grid-template-columns: 100px 150px minmax(220px, 1fr) 90px auto; gap: 8px; align-items: center; }
.ac-admin__app h3 { margin: 0; }
.ac-admin__app p { margin: 4px 0; color: var(--muted); }
.ac-services-hero { min-height: auto; padding-bottom: 42px; }
.ac-services-grid { display: grid; gap: 18px; }
.ac-service-card { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; border: 1px solid var(--line); background: rgba(255,255,255,.48); padding: 28px; border-radius: 6px; }
.ac-service-card span { color: var(--rust); font-weight: 800; text-transform: uppercase; font-size: 12px; }
.ac-service-card h2 { font-family: Outfit, sans-serif; font-size: 34px; margin: 10px 0; }
.ac-service-card p { color: var(--muted); }
.ac-service-card strong { font-family: Outfit, sans-serif; font-size: 28px; }
.ac-contract { max-width: 900px; margin: 0 auto; padding: 32px 24px 80px; }
.ac-contract article { margin-top: 24px; background: white; border: 1px solid var(--line); padding: 46px; }
.ac-contract h1, .ac-contract h2 { font-family: Outfit, sans-serif; }

@media (max-width: 880px) {
  .ac-nav { display: none; }
  .ac-header__inner, .ac-apply__header, .ac-admin__header { padding: 14px 16px; }
  .ac-hero { padding: 68px 16px 0; }
  .ac-hero__grid, .ac-residency, .ac-section-head--split { grid-template-columns: 1fr; }
  .ac-pillars, .ac-grid, .ac-admin__stats { grid-template-columns: 1fr; }
  .ac-form__row, .ac-admin__cohort-form, .ac-admin__app, .ac-admin__app form, .ac-table > div, .ac-inline-form, .ac-service-admin-form, .ac-service-card, .ac-founder-timeline li { grid-template-columns: 1fr; }
  .ac-hero__meta { grid-template-columns: 1fr; }
  .ac-residency > img { min-height: 320px; }
}