/* Layout: game-room shelf. Tabs across the top, cartridge grid / console picker / server list below,
   a full-screen player that slides over everything. Single dark theme like its sister sites. */
:root {
  --ground: #0b1714;      /* page, dark arcade carpet green */
  --panel: #13261f;       /* cards and panels */
  --panel-hi: #1c3a2f;
  --line: #050d0a;
  --ivory: #eef5ec;
  --muted: #a9c2b4;
  --orange: #ff8a1f;      /* coin-slot orange, primary accent */
  --lime: #a6ff4d;        /* power-LED green, secondary */
  --font-ui: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-logo: "Bungee", "Impact", sans-serif;
  --font-pixel: "Press Start 2P", "VT323", monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { background: var(--ground); color: var(--ivory); }
body { margin: 0; font-family: var(--font-ui); font-size: 18px; line-height: 1.4; }
a { color: var(--orange); }

.app { max-width: 1200px; margin: 0 auto; padding-inline: 16px; padding-block: 12px 32px; display: grid; gap: 18px; }

/* Masthead */
.masthead { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.logo { display: flex; align-items: baseline; gap: 2px; flex-wrap: wrap; }
.logo-a, .logo-b { font-family: var(--font-logo); font-size: clamp(28px, 5vw, 42px); line-height: 1; }
.logo-a { color: var(--orange); text-shadow: 3px 3px 0 #6b2a00; }
.logo-b { color: var(--ivory); text-shadow: 3px 3px 0 #1d5a3c; }
.logo-tag { margin-left: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .14em; font-size: 14px; color: var(--lime); }
.visits {
  display: inline-flex; align-items: baseline; gap: 6px; margin-left: auto;
  font-family: var(--font-pixel); font-size: 12px; color: var(--lime);
  background: #000; border: 2px solid var(--panel-hi); border-radius: 6px; padding: 7px 10px;
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.visits b { font-weight: 400; }
.visits + .install-btn { margin-left: 0; }
.install-btn {
  margin-left: auto; font: inherit; font-weight: 800; font-size: 16px; background: var(--orange); color: var(--line);
  border: 0; border-radius: 6px; padding: 8px 14px; cursor: pointer; box-shadow: 0 3px 0 #8a4100;
}

/* Tabs */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; border-bottom: 3px solid var(--panel-hi); padding-bottom: 8px; }
.tab {
  font: inherit; font-weight: 800; font-size: 17px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--muted); background: var(--panel); border: 2px solid var(--line); border-radius: 8px;
  padding: 8px 14px; cursor: pointer;
}
.tab:hover { color: var(--ivory); }
.tab[aria-selected="true"] { color: var(--line); background: var(--lime); }
.tab:focus-visible, button:focus-visible, a:focus-visible, input:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }

.panel-intro { display: grid; gap: 6px; max-width: 70ch; }
.panel-intro h1 { margin: 0; font-family: var(--font-logo); font-weight: 400; font-size: clamp(22px, 3.4vw, 30px); color: var(--ivory); text-wrap: balance; }
.panel-intro p { margin: 0; color: var(--muted); }
section.tabpanel { display: grid; gap: 18px; }

/* Cartridge cards */
.shelf { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.cart {
  position: relative; display: grid; grid-template-rows: auto 1fr auto; min-width: 0;
  background: #2b2f2d; border-radius: 10px 10px 4px 4px; padding: 12px 12px 14px;
  box-shadow: inset 0 -6px 0 rgba(0,0,0,.35), 0 6px 0 var(--line);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}
.cart::before {   /* grip ridges along the top like a cartridge */
  content: ""; position: absolute; top: 4px; left: 18%; right: 18%; height: 6px;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,.12) 0 6px, transparent 6px 10px); border-radius: 3px;
}
.cart[data-sys="NES"] { background: #8d8f8c; }
.cart[data-sys="Game Boy"] { background: #9aa39c; }
.cart[data-sys="Game Boy Color"] { background: #5b3f8f; }
.cart-label {
  margin-top: 12px; background: var(--ivory); color: #111; border-radius: 4px; padding: 10px 10px 12px;
  display: grid; gap: 4px; min-height: 150px; align-content: start;
}
.cart-sys { font-family: var(--font-pixel); font-size: 9px; letter-spacing: .04em; color: #555; text-transform: uppercase; }
.cart-label h2 { margin: 0; font-family: var(--font-logo); font-weight: 400; font-size: 20px; line-height: 1.05; color: #111; text-wrap: balance; }
.cart-label p { margin: 0; font-size: 15px; line-height: 1.3; color: #333; }
.cart-meta { font-size: 13px; color: #555; }
.cart-actions { display: flex; gap: 8px; align-items: center; justify-content: space-between; margin-top: 10px; flex-wrap: wrap; }
.btn {
  font: inherit; font-weight: 800; font-size: 17px; letter-spacing: .04em; text-transform: uppercase;
  background: var(--orange); color: var(--line); border: 0; border-radius: 6px; padding: 8px 16px; cursor: pointer;
  box-shadow: 0 3px 0 #8a4100; text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.btn:hover { background: #ffa34d; }
.btn:active { transform: translateY(2px); box-shadow: 0 1px 0 #8a4100; }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn.ghost { background: transparent; color: var(--ivory); box-shadow: inset 0 0 0 2px var(--panel-hi); }
.cart .src { color: var(--ivory); font-size: 14px; }

/* Console picker */
.tier { display: grid; gap: 10px; }
.tier h2 { margin: 0; font-size: 15px; letter-spacing: .14em; text-transform: uppercase; color: var(--lime); }
.tier h2 small { color: var(--muted); letter-spacing: 0; text-transform: none; font-size: 15px; margin-left: 8px; }
.consoles { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; }
.console {
  font: inherit; text-align: left; cursor: pointer; color: var(--ivory);
  background: var(--panel); border: 2px solid var(--line); border-radius: 8px; padding: 10px 12px;
  display: grid; gap: 2px; min-width: 0;
}
.console:hover { background: var(--panel-hi); }
.console[aria-pressed="true"] { border-color: var(--orange); box-shadow: inset 0 0 0 1px var(--orange); }
.console b { font-size: 18px; }
.console small { color: var(--muted); font-size: 14px; }
.console .bios-tag { color: var(--orange); }

.loader {
  background: var(--panel); border: 2px solid var(--line); border-radius: 10px; padding: 16px; display: grid; gap: 12px;
  box-shadow: inset 0 0 0 2px var(--panel-hi);
}
.loader h2 { margin: 0; font-family: var(--font-logo); font-weight: 400; font-size: 22px; }
.field { display: grid; gap: 4px; }
.field label { font-weight: 700; letter-spacing: .04em; }
.field small { color: var(--muted); }
input[type="file"] { font: inherit; color: var(--muted); max-width: 100%; }
input[type="file"]::file-selector-button {
  font: inherit; font-weight: 800; background: var(--panel-hi); color: var(--ivory); border: 2px solid var(--line);
  border-radius: 6px; padding: 6px 12px; margin-right: 10px; cursor: pointer;
}
.note { color: var(--muted); font-size: 16px; margin: 0; }
.exe-list { display: flex; flex-wrap: wrap; gap: 8px; }
.exe-list button { font: inherit; background: var(--panel-hi); color: var(--ivory); border: 2px solid var(--line); border-radius: 6px; padding: 6px 12px; cursor: pointer; }
.exe-list button[aria-pressed="true"] { border-color: var(--orange); color: var(--orange); }

/* Link lists (DOS freeware, online worlds) */
.list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; }
.item {
  background: var(--panel); border: 2px solid var(--line); border-radius: 10px; padding: 12px 14px;
  display: grid; gap: 6px; align-content: start; min-width: 0;
}
.item-top { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.item h3 { margin: 0; font-size: 21px; line-height: 1.15; }
.item .game { color: var(--muted); font-size: 15px; }
.item p { margin: 0; font-size: 16px; }
.item a.go { font-weight: 800; text-decoration: none; }
.pill { font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; border-radius: 999px; padding: 2px 8px; white-space: nowrap; }
.pill.community { background: #284a3b; color: var(--lime); }
.pill.official { background: #4a3218; color: var(--orange); }
.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font: inherit; font-weight: 700; background: var(--panel); color: var(--muted); border: 2px solid var(--line); border-radius: 999px; padding: 4px 12px; cursor: pointer; }
.chip[aria-pressed="true"] { color: var(--line); background: var(--orange); }
.disclaimer { font-size: 15px; color: var(--muted); max-width: 80ch; margin: 0; }

/* Help */
.help { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; }
.help article { background: var(--panel); border-radius: 10px; padding: 14px 16px; border: 2px solid var(--line); min-width: 0; }
.help h2 { margin: 0 0 6px; font-size: 22px; color: var(--lime); }
.help p, .help li { font-size: 17px; }
.help ul { padding-left: 20px; margin: 6px 0 0; }

/* Sister sites + support */
.extras { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.sister {
  display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 2px 12px; align-items: center;
  padding: 12px 14px; text-decoration: none; color: var(--ivory); border-radius: 10px;
  background: var(--sister-bg, #13299c); border: 2px solid var(--line);
}
.sister img { grid-row: span 3; width: 52px; height: 52px; border-radius: 10px; }
.sister-eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; color: var(--lime); }
.sister strong { font-family: var(--font-logo); font-weight: 400; font-size: 20px; }
.sister span:last-child { font-size: 15px; color: #dfe6ff; }
.sister.cable { --sister-bg: linear-gradient(135deg, #0d1f7a, #13299c); }
.sister.jukebox { --sister-bg: linear-gradient(135deg, #3a0b6b, #6f1a9e); }
.support { background: var(--panel); border: 2px solid var(--orange); border-radius: 10px; padding: 12px 14px; display: grid; gap: 6px; }
.support strong { font-family: var(--font-logo); font-weight: 400; font-size: 20px; }
.support p { margin: 0; font-size: 16px; }

.foot { border-top: 2px solid var(--panel-hi); padding-top: 12px; font-size: 15px; color: var(--muted); display: grid; gap: 6px; }
.foot p { margin: 0; max-width: 80ch; }

/* Player overlay */
.overlay { position: fixed; inset: 0; z-index: 50; background: #000; display: grid; grid-template-rows: auto 1fr; grid-template-columns: minmax(0, 1fr); }
.overlay-bar {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px;
  padding-top: calc(8px + env(safe-area-inset-top, 0px));
  background: var(--panel); border-bottom: 2px solid var(--line);
}
.overlay-bar strong { font-size: 18px; min-width: 0; flex: 0 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.overlay-bar .spacer { flex: 1; }
.overlay-bar .btn, .ov-credit { white-space: nowrap; flex: none; }
.overlay iframe { width: 100%; height: 100%; border: 0; background: #000; }

@media (max-width: 560px) {
  .tab { font-size: 15px; padding: 7px 10px; }
  .shelf { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .cart-label { min-height: 130px; }
  .overlay-bar { gap: 8px; padding-inline: 8px; }
  .overlay-bar .btn { padding: 8px 10px; }
  .overlay-bar .long { display: none; }
  .overlay-bar .spacer { display: none; }
  .overlay-bar strong { flex: 1 1 0; font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

/* Arcade cabinets (Internet Archive embeds) */
.howto {
  display: grid; gap: 4px; background: var(--panel); border: 2px solid var(--line); border-left: 6px solid var(--lime);
  border-radius: 10px; padding: 12px 14px; color: var(--muted); max-width: 70ch;
}
.howto strong { color: var(--lime); text-transform: uppercase; letter-spacing: .12em; font-size: 15px; }
kbd {
  font-family: var(--font-pixel); font-size: 10px; color: var(--ivory); background: #000;
  border: 1px solid var(--panel-hi); border-bottom-width: 3px; border-radius: 4px; padding: 2px 5px;
}
.cabinets { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.cab {
  display: grid; grid-template-rows: auto 1fr auto; min-width: 0; background: #1a1a22;
  border-radius: 12px 12px 4px 4px; padding: 10px 12px 14px; border: 2px solid var(--line);
  box-shadow: inset 0 -6px 0 rgba(0,0,0,.4), 0 6px 0 var(--line);
}
.cab[hidden] { display: none; }
.cab-marquee {
  background: linear-gradient(180deg, #ffd23f, var(--orange)); border-radius: 6px; padding: 10px 10px;
  min-height: 64px; display: grid; place-items: center; text-align: center;
  box-shadow: 0 0 18px rgba(255,138,31,.35), inset 0 -3px 0 rgba(0,0,0,.25);
}
.cab-marquee h2 { margin: 0; font-family: var(--font-logo); font-weight: 400; font-size: 19px; line-height: 1.05; color: #1b0d00; text-wrap: balance; }
.cab-body { display: grid; gap: 6px; align-content: start; padding: 10px 2px 0; }
.cab-body p { margin: 0; font-size: 16px; line-height: 1.3; color: var(--ivory); }
.cab-meta { font-size: 14px; color: var(--muted); }
.cab .src { color: var(--muted); font-size: 14px; }
.ov-credit { color: var(--lime); font-weight: 700; font-size: 15px; text-decoration: none; }
.ov-credit:hover { text-decoration: underline; }
.ov-credit[hidden] { display: none; }