/* ARS ANIMA landing page. Museum-at-dusk palette: deep teal, warm stone, gold. */
:root {
  --bg: #0f1a1c;
  --bg-alt: #14232a;
  --ink: #f2ebdd;
  --ink-dim: #b9b0a0;
  --gold: #e6bd6c;
  --gold-deep: #b9903d;
  --teal: #2fa9b0;
  --line: rgba(230, 189, 108, 0.25);
  --maxw: 1080px;
  --gutter: 16px;
  --serif-latin: "Cormorant Garamond", "Times New Roman", serif;
  --serif-jp: "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --sans-jp: "Noto Sans JP", "Hiragino Sans", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans-jp);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
html[data-lang="en"] body { font-family: "Noto Sans JP", system-ui, sans-serif; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--gold); }
h1, h2, h3 { font-family: var(--serif-jp); font-weight: 600; margin: 0 0 0.5em; line-height: 1.3; }
h1 { font-family: var(--serif-latin); font-size: clamp(3rem, 9vw, 6.5rem); letter-spacing: 0.06em; font-weight: 500; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.2rem); text-align: center; }
h2::after { content: ""; display: block; width: 48px; height: 1px; background: var(--gold); margin: 0.6em auto 0; }
h3 { font-size: 1.15rem; color: var(--gold); }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 16px;
  padding: 10px var(--gutter);
  background: rgba(15, 26, 28, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { font-family: var(--serif-latin); font-size: 1.3rem; letter-spacing: 0.12em; color: var(--ink); text-decoration: none; }
.topnav { display: none; gap: 20px; margin-left: 12px; }
.topnav a { color: var(--ink-dim); text-decoration: none; font-size: 0.95rem; }
.topnav a:hover { color: var(--gold); }
.lang { margin-left: auto; display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button {
  background: none; border: 0; color: var(--ink-dim); padding: 6px 12px; font: inherit; font-size: 0.85rem; cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--gold); color: #1a1408; }
@media (min-width: 720px) { .topnav { display: flex; } }

/* Hero: the key art is shown whole (no cropping) at every width; narrow screens get an
   art-directed crop that keeps the Mona Lisa and the Thinker in view. Copy sits below it. */
.hero { position: relative; background: var(--bg); }
.hero-art { display: block; position: relative; }
.hero-art img { width: 100%; height: auto; display: block; }
.hero-art::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 38%;
  background: linear-gradient(180deg, rgba(15,26,28,0) 0%, rgba(15,26,28,0.85) 70%, var(--bg) 100%);
}
.hero-copy { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 8px var(--gutter) 56px; width: 100%; }
@media (min-width: 1000px) { .hero-copy { margin-top: -6vw; padding-top: 0; } }
.tagline { font-family: var(--serif-jp); font-size: clamp(1.25rem, 3.2vw, 1.9rem); margin: 0 0 0.6em; line-height: 1.5; }
.lede { max-width: 640px; color: var(--ink); font-size: clamp(1.05rem, 2.2vw, 1.3rem); margin: 0 0 0.4em; font-weight: 500; }
.lede.sub { color: var(--gold); font-weight: 400; font-size: clamp(0.95rem, 1.8vw, 1.1rem); margin-bottom: 0; }
/* Sections */
.section { padding: 72px var(--gutter); }
.section > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.section.alt { background: var(--bg-alt); }
.cards { display: grid; gap: 20px; margin-top: 36px; }
#play .shot { margin-top: 32px; }
.battle-video { display: block; width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(0,0,0,0.45); background: #000; }
@media (min-width: 760px) { .cards { grid-template-columns: repeat(3, 1fr); } }
.card { border: 1px solid var(--line); border-radius: 10px; padding: 24px; background: rgba(255,255,255,0.02); }
.card p { margin: 0; color: var(--ink-dim); font-size: 0.97rem; }
.shot { margin: 40px auto 0; }
.shot img { border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(0,0,0,0.45); }
.shot figcaption { color: var(--ink-dim); font-size: 0.85rem; text-align: center; margin-top: 12px; }
.split { display: grid; gap: 32px; align-items: center; }
@media (min-width: 860px) { .split { grid-template-columns: 1fr 1.1fr; } }
.split h2 { text-align: left; }
.split h2::after { margin-left: 0; }
.split .shot { margin-top: 0; }
.note { color: var(--gold); font-size: 0.9rem; }

.works { list-style: none; padding: 0; margin: 36px auto 0; display: grid; gap: 12px; }
@media (min-width: 640px) { .works { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .works { grid-template-columns: repeat(4, 1fr); } }
.works li { border-top: 1px solid var(--line); padding: 14px 4px; }
.works b { display: block; font-family: var(--serif-jp); font-size: 1.05rem; color: var(--ink); }
.works span { color: var(--ink-dim); font-size: 0.9rem; }

.release { text-align: center; max-width: 640px; }
.release p { margin: 0 0 0.8em; }

.foot { padding: 40px var(--gutter) 56px; text-align: center; color: var(--ink-dim); border-top: 1px solid var(--line); }
.foot p { margin: 0 0 0.6em; }
.small { font-size: 0.8rem; max-width: 720px; margin-left: auto; margin-right: auto; }

.unused-strip { list-style: none; padding: 0; margin: 40px auto 0; display: grid; gap: 16px; }
@media (min-width: 720px) { .strip { grid-template-columns: repeat(3, 1fr); } }
.strip img { border-radius: 8px; border: 1px solid var(--line); }
.strip span { display: block; color: var(--ink-dim); font-size: 0.85rem; text-align: center; margin-top: 8px; }