/* =========================================================
   AI Adventure Club — page-specific
   Uses the site's tokens, header, footer, buttons and FAQ.
   ========================================================= */

.page-ai-club {
  --aic-night: #071e17;
  --aic-night-2: #0b2a20;
  --aic-night-3: #10362a;
  --aic-lime: #d7ff5f;
  --aic-mint: #9cebd8;
  --aic-cyan: #7ce7e1;
  --aic-violet: #b7a5ff;
  --aic-sky: #dfe9ff;
  --aic-yellow: #f4ca28;
  --aic-ink: #101f33;
  background: var(--paper);
}

.aic-sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---------- Hero ---------- */
.aic-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--aic-night);
  color: var(--paper);
  padding: clamp(3.2rem, 6.5vw, 6rem) 0 clamp(2.6rem, 5vw, 4.5rem);
}
.aic-hero-grid-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(120, 200, 165, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 200, 165, 0.12) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: linear-gradient(to right, #000 0%, transparent 78%);
  mask-image: linear-gradient(to right, #000 0%, transparent 78%);
}
.aic-hero::before {
  content: "";
  position: absolute;
  width: 540px; height: 540px;
  right: 8%; top: 8%;
  border-radius: 50%;
  background: #00c995;
  filter: blur(120px);
  opacity: 0.18;
  z-index: -1;
  pointer-events: none;
}
.aic-hero::after {
  content: "";
  position: absolute;
  width: 420px; height: 420px;
  right: 38%; bottom: -20%;
  border-radius: 50%;
  background: #6e35ff;
  filter: blur(130px);
  opacity: 0.12;
  z-index: -1;
  pointer-events: none;
}
.aic-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.aic-hero-copy { max-width: 44rem; }
.aic-eyebrow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: rgba(248, 243, 233, 0.72);
}
.aic-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--aic-lime);
  box-shadow: 0 0 0 4px rgba(215, 255, 95, 0.12);
}
.aic-divider { color: rgba(248, 243, 233, 0.28); }
.aic-hero h1 {
  margin: 1.25rem 0 1.25rem;
  font-family: var(--serif);
  font-size: clamp(3.1rem, 5.3vw, 5.15rem);
  font-weight: 400;
  line-height: 0.96;
  letter-spacing: -0.022em;
  color: var(--paper);
}
.aic-hero h1 em {
  color: var(--aic-lime);
  font-style: italic;
}
.aic-lede {
  max-width: 35rem;
  font-size: 1.02rem;
  line-height: 1.7;
  color: rgba(248, 243, 233, 0.7);
}
.aic-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.1rem 1.4rem;
  margin-top: 1.8rem;
}
.aic-text-link {
  display: inline-flex;
  text-decoration: none;
  align-items: center;
  gap: 0.55rem;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid rgba(16, 31, 51, 0.32);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--ink);
  transition: color 0.2s, border-color 0.2s;
}
.aic-text-link:hover { color: var(--teal); border-color: var(--teal); }
.aic-text-link .icon { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.aic-hero .aic-text-link {
  color: var(--paper);
  border-color: rgba(248, 243, 233, 0.38);
}
.aic-hero .aic-text-link:hover { color: var(--aic-lime); border-color: var(--aic-lime); }
.aic-text-link-lime {
  color: var(--aic-lime);
  border-color: rgba(215, 255, 95, 0.48);
}
.aic-text-link-lime:hover { color: var(--paper); border-color: var(--paper); }

.aic-hero-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.4rem;
  margin-top: 1.6rem;
}
.aic-play {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  border: 0;
  background: transparent;
  color: var(--paper);
  text-align: left;
  cursor: pointer;
}
.aic-play-icon {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border: 1px solid rgba(248, 243, 233, 0.36);
  border-radius: 50%;
  font-size: 0.68rem;
  padding-left: 2px;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
.aic-play:hover .aic-play-icon {
  background: var(--aic-lime);
  border-color: var(--aic-lime);
  color: var(--aic-ink);
}
.aic-play span span,
.aic-play b, .aic-play small { display: block; }
.aic-play b { font-size: 0.78rem; letter-spacing: 0.01em; }
.aic-play small {
  margin-top: 0.18rem;
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(248, 243, 233, 0.48);
}
.aic-tool-note {
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: rgba(248, 243, 233, 0.42);
}
.aic-tool-note::before {
  content: "·";
  margin-right: 0.7rem;
  color: rgba(248, 243, 233, 0.3);
}
.aic-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0 0;
  padding-top: 1.15rem;
  border-top: 1px solid rgba(248, 243, 233, 0.18);
}
.aic-facts div { display: flex; flex-direction: column-reverse; gap: 0.3rem; }
.aic-facts dt {
  font-family: var(--mono);
  font-size: 0.53rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(248, 243, 233, 0.42);
}
.aic-facts dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.55rem;
  line-height: 1;
  color: var(--aic-lime);
}

.aic-poster-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 620px;
}
.aic-poster {
  position: relative;
  z-index: 2;
  width: min(410px, 82%);
  aspect-ratio: 2 / 3;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(248, 243, 233, 0.28);
  border-radius: 220px 220px 12px 12px;
  background: var(--aic-night-2);
  box-shadow: 0 45px 90px rgba(0, 0, 0, 0.5), 0 0 80px rgba(0, 210, 160, 0.08);
  transform: rotate(1.6deg);
}
.aic-poster img { width: 100%; height: 100%; object-fit: cover; }
.aic-orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(215, 255, 95, 0.36);
  border-radius: 50%;
  pointer-events: none;
}
.aic-orbit span {
  position: absolute;
  padding: 0.2rem 0.35rem;
  background: var(--aic-night);
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.16em;
  color: var(--aic-lime);
}
.aic-orbit-a {
  width: min(550px, 105%);
  aspect-ratio: 1;
  transform: rotate(-18deg);
}
.aic-orbit-a span { top: 30%; right: 0; transform: rotate(18deg); }
.aic-orbit-b {
  width: min(650px, 122%);
  height: 34%;
  border-color: rgba(124, 231, 225, 0.32);
  transform: rotate(24deg);
}
.aic-orbit-b span { left: 12%; bottom: 4%; color: var(--aic-cyan); transform: rotate(-24deg); }
.aic-float {
  position: absolute;
  z-index: 3;
  left: 2%;
  bottom: 8%;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 0.9rem;
  background: rgba(8, 30, 23, 0.92);
  border: 1px solid rgba(248, 243, 233, 0.26);
  box-shadow: 6px 6px 0 rgba(215, 255, 95, 0.17);
  backdrop-filter: blur(14px);
  transform: rotate(-1.5deg);
}
.aic-float > span { color: var(--aic-lime); font-size: 1.25rem; line-height: 1; }
.aic-float div { display: flex; flex-direction: column; gap: 0.15rem; }
.aic-float b { font-size: 0.72rem; color: var(--paper); }
.aic-float small { font-family: var(--mono); font-size: 0.5rem; letter-spacing: 0.11em; text-transform: uppercase; color: rgba(248, 243, 233, 0.5); }
.aic-code {
  position: absolute;
  z-index: 3;
  right: 0;
  top: 12%;
  padding: 0.6rem 0.7rem;
  border: 1px solid rgba(124, 231, 225, 0.48);
  color: var(--aic-cyan);
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 700;
  transform: rotate(8deg);
}
.aic-hero-star {
  position: absolute;
  z-index: 3;
  top: 2%;
  left: 14%;
  width: 27px; height: 27px;
  fill: var(--aic-lime);
  transform: rotate(-8deg);
}

/* ---------- Ticker ---------- */
.aic-ticker {
  overflow: hidden;
  background: var(--aic-lime);
  color: var(--aic-ink);
  border-block: 1px solid rgba(16, 31, 51, 0.16);
}
.aic-ticker-track {
  display: flex;
  width: max-content;
  animation: aicMarquee 32s linear infinite;
}
.aic-ticker span {
  display: inline-flex;
  align-items: center;
  gap: 1.4rem;
  padding: 0.72rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  white-space: nowrap;
}
.aic-ticker b { color: rgba(16, 31, 51, 0.42); font-weight: 400; }
@keyframes aicMarquee { to { transform: translateX(-50%); } }

/* ---------- Shared section language ---------- */
.aic-section { padding: clamp(4rem, 7.5vw, 6.8rem) 0; }
.aic-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: end;
  margin-bottom: clamp(2rem, 4vw, 3.1rem);
}
.aic-kicker {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 0.9rem;
}
.aic-kicker-lime { color: var(--aic-lime); }
.aic-head h2, .aic-method-copy h2, .aic-safety-copy h2, .aic-final h2 {
  font-family: var(--serif);
  font-size: clamp(2.15rem, 3.8vw, 3.55rem);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.aic-head h2 em, .aic-method-copy h2 em, .aic-safety-copy h2 em, .aic-final h2 em {
  font-style: italic;
  color: var(--clay);
}
.aic-head > p {
  max-width: 37rem;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--body);
}
.aic-note {
  margin-top: 1.35rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--muted);
}
.aic-note::before {
  content: "✦";
  margin-right: 0.55rem;
  color: var(--teal);
}

/* ---------- Paths ---------- */
.aic-paths { background: var(--paper); }
.aic-path-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}
.aic-path {
  --path: var(--aic-yellow);
  text-decoration: none;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 390px;
  padding: 1.35rem 1.35rem 1.2rem;
  border: 1px solid rgba(16, 31, 51, 0.2);
  border-top: 4px solid var(--path);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.34);
  color: var(--ink);
  transition: transform 0.25s var(--ease), background-color 0.25s, box-shadow 0.25s;
}
.aic-path:hover {
  transform: translateY(-4px);
  background: color-mix(in srgb, var(--path) 18%, var(--white));
  box-shadow: 0 24px 45px -32px rgba(16, 31, 51, 0.6);
}
.aic-path-cyan { --path: var(--aic-cyan); }
.aic-path-violet { --path: var(--aic-violet); }
.aic-path-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.aic-path-top > span {
  display: grid;
  place-items: center;
  width: 37px; height: 37px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-family: var(--mono);
  font-size: 0.62rem;
}
.aic-path-top small {
  font-family: var(--mono);
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.aic-path-label {
  margin: 2.1rem 0 0.55rem;
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--clay);
}
.aic-path h3 {
  max-width: 20ch;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.012em;
}
.aic-path-body {
  margin-top: 0.8rem;
  max-width: 34ch;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--body);
}
.aic-path-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: auto;
  padding-top: 1.3rem;
  border-top: 1px solid rgba(16, 31, 51, 0.18);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
}
.aic-path-link span { color: var(--clay); font-size: 0.9rem; }
.aic-path:hover .aic-path-link span { transform: translate(2px, -2px); }

/* ---------- Method ---------- */
.aic-method {
  background: var(--aic-night);
  color: var(--paper);
  padding: clamp(4rem, 7.5vw, 6.8rem) 0;
}
.aic-method-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.aic-method-copy h2 { color: var(--paper); max-width: 16ch; }
.aic-method-copy h2 em { color: var(--aic-lime); }
.aic-method-copy > p:not(.aic-kicker) {
  max-width: 32rem;
  margin-top: 1.1rem;
  color: rgba(248, 243, 233, 0.66);
  font-size: 0.94rem;
  line-height: 1.7;
}
.aic-method-copy .aic-text-link { margin-top: 1.3rem; }
.aic-board {
  border: 1px solid rgba(248, 243, 233, 0.2);
  background: #06160f;
  box-shadow: 15px 15px 0 #102a20;
}
.aic-recipe {
  display: grid;
  grid-template-columns: 1fr 18px 1fr 18px 1fr;
  gap: 0.45rem;
  align-items: center;
  padding: 1.3rem;
  background: var(--paper);
  color: var(--ink);
}
.aic-board-label {
  grid-column: 1 / -1;
  margin: 0 0 0.75rem;
  font-family: var(--mono);
  font-size: 0.52rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.aic-recipe > div {
  min-height: 132px;
  padding: 0.85rem;
  border: 1px solid rgba(16, 31, 51, 0.28);
  display: flex;
  flex-direction: column;
}
.aic-recipe > div > span { font-family: var(--mono); font-size: 0.56rem; color: var(--clay); }
.aic-recipe b { margin-top: auto; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; }
.aic-recipe small { margin-top: 0.45rem; font-size: 0.67rem; line-height: 1.4; color: var(--body); }
.aic-recipe > i {
  color: var(--clay);
  font-style: normal;
  text-align: center;
  font-size: 1rem;
}
.aic-loop {
  display: grid;
  grid-template-columns: 1fr 14px 1fr 14px 1fr 14px 1fr;
  gap: 0.3rem;
  align-items: center;
  padding: 1.15rem 1.3rem;
  background: var(--aic-lime);
  color: var(--aic-ink);
}
.aic-loop .aic-board-label { color: rgba(16, 31, 51, 0.58); }
.aic-loop div { display: flex; flex-direction: column; gap: 0.12rem; }
.aic-loop b { font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.1em; }
.aic-loop span { font-family: var(--mono); font-size: 0.5rem; color: rgba(16, 31, 51, 0.54); }
.aic-loop i { font-style: normal; text-align: center; font-size: 0.8rem; }

/* ---------- Projects ---------- */
.aic-projects { background: var(--white); }
.aic-project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}
.aic-project {
  padding: 1.3rem 1.3rem 1.2rem;
  border: 1px solid rgba(16, 31, 51, 0.16);
  border-radius: 8px;
  background: var(--paper);
  transition: border-color 0.2s, transform 0.25s var(--ease);
}
.aic-project:hover { border-color: rgba(16, 31, 51, 0.36); transform: translateY(-3px); }
.aic-project-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.aic-project-top span { font-family: var(--mono); font-size: 0.55rem; color: var(--clay); }
.aic-project-top small {
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
}
.aic-project h3 {
  margin-top: 1.2rem;
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.1;
}
.aic-project p { margin-top: 0.55rem; font-size: 0.82rem; line-height: 1.6; color: var(--body); }

/* ---------- Safety ---------- */
.aic-safety {
  background: var(--aic-sky);
  padding: clamp(4rem, 7.5vw, 6.8rem) 0;
}
.aic-safety-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.aic-safety-art {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 430px;
  aspect-ratio: 1;
  max-width: 430px;
  width: 100%;
  justify-self: center;
  overflow: hidden;
  border: 1px solid rgba(16, 31, 51, 0.3);
  border-radius: 50%;
  background: #5874e6;
  box-shadow: 12px 12px 0 var(--aic-ink);
}
.aic-shield {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 128px;
  height: 150px;
  background: var(--aic-lime);
  clip-path: polygon(50% 0, 95% 17%, 86% 74%, 50% 100%, 14% 74%, 5% 17%);
  color: var(--aic-ink);
  font-size: 3.2rem;
  font-weight: 800;
}
.aic-orbit-lines {
  position: absolute;
  width: 76%;
  aspect-ratio: 1.65;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 50%;
  transform: rotate(-23deg);
}
.aic-orbit-lines::after {
  content: "";
  position: absolute;
  inset: 32px -26px;
  border: 1px solid rgba(215, 255, 95, 0.6);
  border-radius: 50%;
}
.aic-safety-art > p {
  position: absolute;
  z-index: 2;
  left: 27%;
  bottom: 14%;
  max-width: 6rem;
  font-family: var(--mono);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  line-height: 1.4;
  color: var(--paper);
}
.aic-safety-copy h2 em { color: #4e38c9; }
.aic-safety-copy > p:not(.aic-kicker) {
  max-width: 38rem;
  margin-top: 1rem;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--body);
}
.aic-safety-copy ul {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  border-top: 1px solid rgba(16, 31, 51, 0.24);
}
.aic-safety-copy li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(16, 31, 51, 0.18);
}
.aic-safety-copy li > span {
  display: grid;
  place-items: center;
  width: 31px; height: 31px;
  border-radius: 50%;
  background: var(--aic-ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.55rem;
}
.aic-safety-copy li div { display: flex; flex-direction: column; gap: 0.22rem; }
.aic-safety-copy li b { font-size: 0.9rem; }
.aic-safety-copy li small { font-size: 0.78rem; line-height: 1.55; color: var(--body); }

/* ---------- Term ---------- */
/* ---------- FAQ ---------- */
.aic-faq { background: var(--paper-deep); }
.aic-faq .faq-intro h2 { max-width: 15ch; }

/* ---------- Final CTA ---------- */
.aic-final {
  position: relative;
  overflow: hidden;
  background: var(--aic-night);
  color: var(--paper);
  padding: clamp(4rem, 8vw, 7rem) 0;
}
.aic-final::before {
  content: "";
  position: absolute;
  right: 3%;
  top: -18%;
  width: 620px; height: 620px;
  border: 1px solid rgba(215, 255, 95, 0.25);
  border-radius: 50%;
  box-shadow: 0 0 0 60px rgba(124, 231, 225, 0.04), 0 0 0 120px rgba(183, 165, 255, 0.035);
  pointer-events: none;
}
.aic-final-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.75fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.aic-final h2 { color: var(--paper); font-size: clamp(2.7rem, 5vw, 4.7rem); max-width: 12ch; }
.aic-final h2 em { color: var(--aic-lime); }
.aic-final-copy {
  max-width: 33rem;
  margin-top: 1.15rem;
  font-size: 0.96rem;
  line-height: 1.7;
  color: rgba(248, 243, 233, 0.64);
}
.aic-final-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem 1.5rem; margin-top: 1.6rem; }
.aic-cta-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: min(360px, 100%);
  aspect-ratio: 1;
  justify-self: center;
}
.aic-cta-mark img { width: 58%; height: auto; filter: drop-shadow(0 20px 38px rgba(0, 0, 0, 0.3)); }
.aic-cta-mark span {
  position: absolute;
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.17em;
  color: var(--aic-lime);
}
.aic-mark-a { top: 1%; left: 50%; transform: translateX(-50%); }
.aic-mark-b { right: 0; top: 50%; transform: translateY(-50%); }
.aic-mark-c { bottom: 1%; left: 50%; transform: translateX(-50%); }
.aic-mark-d { left: 0; top: 50%; transform: translateY(-50%); }

/* ---------- Video ---------- */
.aic-video {
  width: min(94vw, 1040px);
  margin: auto;
  max-width: none;
  padding: 0;
  border: 1px solid rgba(248, 243, 233, 0.3);
  background: #000;
  color: var(--paper);
}
.aic-video::backdrop { background: rgba(2, 12, 8, 0.88); backdrop-filter: blur(12px); }
.aic-video-shell { position: relative; }
.aic-video video { display: block; width: 100%; max-height: 82vh; aspect-ratio: 16 / 9; background: #000; }
.aic-video-close {
  position: absolute;
  z-index: 2;
  top: 12px; right: 12px;
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border: 0;
  border-radius: 50%;
  background: var(--aic-lime);
  color: var(--aic-ink);
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .aic-hero-inner, .aic-method-grid, .aic-safety-grid, .aic-final-grid { grid-template-columns: 1fr; }
  .aic-hero-copy { max-width: 52rem; }
  .aic-poster-stage { min-height: 580px; margin-top: 0.5rem; }
  .aic-poster { width: min(380px, 72%); }
  .aic-method-copy h2 { max-width: 22ch; }
  .aic-board { max-width: 780px; }
  .aic-safety-art { max-width: 370px; min-height: 370px; }
  .aic-final-grid { gap: 2rem; }
  .aic-cta-mark { width: min(280px, 80%); }
}
@media (max-width: 900px) {
  .aic-head { grid-template-columns: 1fr; gap: 0.8rem; }
  .aic-head > p { max-width: 42rem; }
  .aic-path-grid, .aic-project-grid { grid-template-columns: 1fr 1fr; }
  .aic-path { min-height: 340px; }
}
@media (max-width: 700px) {
  .aic-hero { padding: 2.5rem 0 2rem; }
  .aic-hero-inner { gap: 1.5rem; }
  .aic-hero h1 { font-size: clamp(2.65rem, 12vw, 4rem); letter-spacing: -0.03em; }
  .aic-lede { font-size: 0.94rem; }
  .aic-actions { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .aic-actions .btn { width: 100%; justify-content: space-between; }
  .aic-hero-tools { align-items: flex-start; flex-direction: column; gap: 0.8rem; }
  .aic-tool-note::before { display: none; }
  .aic-facts { gap: 0.6rem; }
  .aic-facts dd { font-size: 1.25rem; }
  .aic-poster-stage { min-height: 470px; }
  .aic-poster { width: min(310px, 86%); }
  .aic-orbit-a { width: 112%; }
  .aic-orbit-b { width: 130%; }
  .aic-float { left: 0; bottom: 5%; }
  .aic-code { top: 7%; right: 0; }
  .aic-hero-star { left: 6%; top: 0; width: 21px; height: 21px; }
  .aic-orbit span { display: none; }
  .aic-paths, .aic-projects { padding: 3.4rem 0; }
  .aic-path-grid, .aic-project-grid { grid-template-columns: 1fr; }
  .aic-path { min-height: 300px; }
  .aic-method, .aic-safety, .aic-final { padding: 3.6rem 0; }
  .aic-recipe { grid-template-columns: 1fr; }
  .aic-recipe > p { grid-column: auto; }
  .aic-recipe > i { transform: rotate(90deg); }
  .aic-recipe > div { min-height: 104px; }
  .aic-loop { display: flex; flex-direction: column; gap: 0; }
  .aic-loop .aic-board-label { margin-bottom: 0.5rem; }
  .aic-loop div {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0.42rem 0;
    border-top: 1px solid rgba(16, 31, 51, 0.18);
  }
  .aic-loop div:first-of-type { border-top: 0; }
  .aic-loop i { transform: rotate(90deg); padding: 0.12rem 0; }
  .aic-safety-art { min-height: 300px; max-width: 320px; }
  .aic-safety-copy li { grid-template-columns: 34px 1fr; gap: 0.75rem; }
  .aic-final h2 { font-size: clamp(2.35rem, 11vw, 3.5rem); }
  .aic-final-actions { align-items: flex-start; flex-direction: column; }
  .aic-final-actions .btn { width: 100%; justify-content: space-between; }
  .aic-cta-mark { width: min(240px, 72%); }
  .aic-video-close { top: 8px; right: 8px; width: 34px; height: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  .aic-ticker-track { animation: none; }
  .aic-path:hover, .aic-project:hover { transform: none; }
}