/* PICO MUSOU — about page. Colours are the game's Pyxel palette. */
:root {
  --night: #1a1c2c; --navy: #2b335f; --blue: #395c98; --purple: #7e2072;
  --magenta: #d4186c; --gold: #e9c35b; --orange: #d38441; --peach: #ff9798;
  --sky: #a9c1ff; --mint: #70c6a9; --white: #eeeeee; --grey: #a3a3a3;
  --pixel: 'DotGothic16', 'Hiragino Kaku Gothic ProN', monospace;
  --en: 'Press Start 2P', monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--white); font: 16px/1.85 var(--pixel); letter-spacing: .02em;
  background-color: var(--night);
  background-image:
    radial-gradient(1px 1px at 12% 18%, #ffffff 98%, transparent),
    radial-gradient(1px 1px at 68% 8%, #a9c1ff 98%, transparent),
    radial-gradient(1px 1px at 38% 42%, #ffffff 98%, transparent),
    radial-gradient(1px 1px at 86% 30%, #ffffff 98%, transparent),
    radial-gradient(1px 1px at 24% 70%, #a9c1ff 98%, transparent),
    radial-gradient(1px 1px at 58% 86%, #ffffff 98%, transparent);
  background-size: 420px 420px;
}
img.pix { image-rendering: pixelated; image-rendering: crisp-edges; display: block; width: 100%; height: auto; }
a { color: var(--gold); }
.wrap { width: min(1080px, 100% - 40px); margin: 0 auto; }
@media (max-width: 480px) { .wrap { width: calc(100% - 32px); } }

/* ---- game-UI panel: navy, gold border, blue inner line, white corners ---- */
.panel { position: relative; background: var(--navy); border: 2px solid var(--gold); box-shadow: inset 0 0 0 3px var(--navy), inset 0 0 0 4px var(--blue); padding: 22px 24px; }
.panel::before, .panel::after { content: ""; position: absolute; width: 12px; height: 12px; border: 2px solid var(--white); }
.panel::before { left: -2px; top: -2px; border-right: 0; border-bottom: 0; }
.panel::after { right: -2px; bottom: -2px; border-left: 0; border-top: 0; }

.kicker { font: 10px/1.6 var(--en); letter-spacing: .18em; color: var(--mint); margin: 0 0 12px; }
h2 { font-size: clamp(24px, 4vw, 34px); line-height: 1.35; margin: 0 0 18px; font-weight: 400; }
h2 .hl { color: var(--gold); }
h3 { font-size: 19px; margin: 0 0 6px; font-weight: 400; color: var(--gold); }
p { margin: 0 0 1em; }
section { padding: 72px 0; }
section.band { background: rgba(43, 51, 95, .45); border-top: 2px solid #23294a; border-bottom: 2px solid #23294a; }

/* ---- buttons ---- */
.btn { display: inline-block; font: 15px/1 var(--pixel); letter-spacing: .1em; text-decoration: none; padding: 16px 22px 14px; border: 2px solid var(--gold); color: var(--night); background: var(--gold); box-shadow: 0 4px 0 #8a6a1e; }
.btn:hover { transform: translateY(1px); box-shadow: 0 3px 0 #8a6a1e; }
.btn.ghost { background: transparent; color: var(--gold); box-shadow: none; }
.btn:focus-visible, a:focus-visible { outline: 2px solid var(--white); outline-offset: 4px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }

/* ---- hero ---- */
.hero { padding: 56px 0 72px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.logo { margin: 0 0 6px; font: clamp(34px, 6vw, 58px)/1.15 var(--en); letter-spacing: .02em; }
.logo .pico { display: block; font-size: .5em; color: var(--gold); margin-bottom: 10px; }
.logo .musou { color: var(--magenta); text-shadow: 3px 3px 0 #000, -1px -1px 0 var(--peach); }
.hero .sub { color: var(--sky); font-size: 15px; margin: 14px 0 18px; }
.hero .lead { font-size: 17px; }
.hero-art { position: relative; justify-self: center; width: min(384px, 100%); }
.hero-art::before { content: ""; position: absolute; left: 50%; top: 34%; width: 140%; aspect-ratio: 1; transform: translate(-50%, -50%); border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 24, 108, .55) 0 46%, rgba(212, 24, 108, .18) 47% 56%, transparent 57%); z-index: 0; }
.shot { position: relative; z-index: 1; border: 2px solid var(--gold); box-shadow: inset 0 0 0 2px #000, 0 0 0 4px var(--navy), 0 18px 40px rgba(0, 0, 0, .55); background: #000; }
figure { margin: 0; }
.hero-art figcaption, .cap { font-size: 12px; line-height: 1.6; color: var(--grey); margin-top: 12px; text-align: center; }
@media (max-width: 820px) { .hero .wrap { grid-template-columns: 1fr; } .hero-art { order: -1; width: min(300px, 80%); } }

/* ---- heroes (characters) ---- */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.char { display: grid; grid-template-columns: 150px 1fr; gap: 18px; align-items: start; }
.char .tag { font: 10px var(--en); color: var(--night); background: var(--gold); padding: 4px 6px 3px; display: inline-block; margin-bottom: 8px; }
@media (max-width: 820px) { .duo { grid-template-columns: 1fr; } }
@media (max-width: 420px) { .char { grid-template-columns: 1fr; } .char .shot { width: 70%; } }

/* ---- controls ---- */
.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.keys { width: 100%; border-collapse: collapse; font-size: 15px; }
.keys th { text-align: left; font-weight: 400; color: var(--sky); padding: 8px 12px 8px 0; white-space: nowrap; vertical-align: top; }
.keys td { padding: 8px 0; border-bottom: 1px dashed #3c4780; }
kbd { display: inline-block; min-width: 22px; padding: 2px 6px 1px; margin: 0 2px 2px 0; text-align: center; font: 13px/1.4 var(--pixel); color: var(--gold); background: var(--night); border: 1px solid var(--blue); box-shadow: 0 2px 0 #000; }
@media (max-width: 820px) { .controls { grid-template-columns: 1fr; } }

/* ---- stages ---- */
.stages { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stage { display: flex; flex-direction: column; }
.stage .no { font: 10px var(--en); color: var(--mint); margin: 14px 0 6px; }
.stage h3 { font: 15px/1.4 var(--en); color: var(--gold); margin-bottom: 4px; }
.stage .jp { font-size: 13px; color: var(--sky); margin: 0 0 10px; }
.stage dl { margin: 0; font-size: 14px; line-height: 1.6; }
.stage dt { color: var(--peach); font-size: 12px; margin-top: 8px; }
.stage dd { margin: 0; }
.stage .boss { font-family: var(--en); font-size: 10px; letter-spacing: .04em; color: var(--white); }
@media (max-width: 980px) { .stages { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .stages { grid-template-columns: 1fr; } .stage .shot { width: 80%; margin: 0 auto; } }

/* ---- lists ---- */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.item h3 { font-size: 17px; }
.item p { font-size: 15px; margin: 0; }
@media (max-width: 820px) { .grid2, .grid3 { grid-template-columns: 1fr; } }
.tips { list-style: none; margin: 0; padding: 0; }
.tips li { position: relative; padding: 10px 0 10px 28px; border-bottom: 1px dashed #3c4780; }
.tips li::before { content: "▶"; position: absolute; left: 0; top: 10px; color: var(--magenta); font-size: 13px; line-height: 29.6px; }   /* line box = 16px × 1.85 */
.faq dt { color: var(--gold); margin-top: 18px; }
.faq dd { margin: 4px 0 0; }

/* ---- final + footer ---- */
.final { text-align: center; padding: 90px 0 70px; }
.final .cta-row { justify-content: center; }
.games-nav { margin-top: 26px; font-size: 14px; }
.games-nav a { color: var(--sky); }
footer { border-top: 2px solid #23294a; padding: 26px 0 40px; font-size: 13px; color: var(--grey); }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer a { color: var(--grey); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn:hover { transform: none; } }