/* tailsxlab.com — 12 Tails Online website. Original GameGui textures: img/frame.webp (Notice Board wood,
   9-slice 110 px), img/parchment.webp, img/paper.webp (tooltip paper), img/btn-wood.webp (System Menu button). */
:root {
  --ink: #3a2814;
  --ink-soft: #5d4426;
  --cream: #f6ead0;
  --gold: #f4cf73;
  --gold-deep: #c58a2c;
  --wood: #2b1b0f;
  --wood-2: #3d2614;
  --teal: #6fd6dc;
  --font: "Leelawadee UI", "Noto Sans Thai", "Sarabun", "Tahoma", system-ui, sans-serif;
  --serif: Georgia, "Times New Roman", "Leelawadee UI", "Noto Serif Thai", serif;
  --frame: 38px;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font: 16px/1.7 var(--font); color: var(--cream); background: var(--wood);
  background-image: radial-gradient(ellipse at 50% -10%, #4a2e17 0, transparent 60%),
    radial-gradient(ellipse at 50% 120%, #123236 0, transparent 55%);
  background-attachment: fixed;
}
[hidden] { display: none !important; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold); }
a:hover { color: #fff1c4; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; }
.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 50; background: var(--gold); color: var(--wood); padding: 8px 14px; border-radius: 6px; }
.skip:focus { top: 8px; }

/* ---------------------------------------------------------------- header */
.top {
  position: sticky; top: 0; z-index: 20; background: rgba(28, 17, 9, .92); border-bottom: 2px solid #6b4520;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .5); backdrop-filter: blur(6px);
}
.top .wrap { display: flex; align-items: center; gap: 14px; min-height: 60px; }
.brand img { width: 118px; }
.nav { display: flex; gap: 2px; margin-left: auto; }
.nav a { color: var(--cream); text-decoration: none; padding: 8px 10px; border-radius: 6px; font-size: 15px; white-space: nowrap; }
.nav a:hover { background: rgba(244, 207, 115, .14); color: var(--gold); }
.lang {
  font: 600 13px var(--font); color: var(--gold); background: transparent; border: 1px solid #8a6230; border-radius: 999px;
  padding: 5px 12px; cursor: pointer;
}
.lang:hover { background: rgba(244, 207, 115, .14); }
.menu-btn { display: none; background: none; border: 1px solid #8a6230; border-radius: 8px; color: var(--gold); padding: 6px 10px; font-size: 18px; cursor: pointer; }

/* ---------------------------------------------------------------- buttons */
.btn-wood {
  display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 32px;
  border-style: solid; border-width: 0 26px; border-image: url(../img/btn-wood.webp) 0 48 fill / 0 26px stretch;
  color: #fbecc6; font: 700 15px var(--font); letter-spacing: .02em; text-decoration: none; text-shadow: 0 1px 2px #000;
  background: none; cursor: pointer;
}
.btn-wood:hover { filter: brightness(1.18); color: #fff; }
.btn-play {
  --s: 1; position: relative; display: inline-flex; align-items: center; gap: 12px; padding: 14px 40px;
  font: 800 calc(24px * var(--s)) / 1.2 var(--font); color: #3b1d05; text-decoration: none; letter-spacing: .03em;
  background: linear-gradient(#fff2b8, #f6cf62 45%, #d9952c 55%, #f2c45a); border: 3px solid #6b3d12; border-radius: 14px;
  box-shadow: 0 0 0 2px #f9e3a0 inset, 0 6px 0 #5a300c, 0 10px 26px rgba(255, 190, 70, .45); overflow: hidden;
  transition: transform .12s, box-shadow .12s;
}
.btn-play::after {
  content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, .7) 50%, transparent 70%);
  transform: translateX(-120%); animation: shine 3.2s ease-in-out infinite;
}
.btn-play:hover { transform: translateY(-2px); color: #2a1200; box-shadow: 0 0 0 2px #fff0bd inset, 0 8px 0 #5a300c, 0 14px 34px rgba(255, 200, 80, .6); }
.btn-play:active { transform: translateY(3px); box-shadow: 0 0 0 2px #f9e3a0 inset, 0 2px 0 #5a300c, 0 6px 16px rgba(255, 190, 70, .4); }
.btn-play svg { width: 1.1em; height: 1.1em; }
.btn-play.small { --s: .66; padding: 8px 18px; border-radius: 10px; border-width: 2px; box-shadow: 0 0 0 1px #f9e3a0 inset, 0 3px 0 #5a300c; }
@keyframes shine { 0%, 55% { transform: translateX(-120%); } 85%, 100% { transform: translateX(120%); } }
@media (prefers-reduced-motion: reduce) { .btn-play::after { animation: none; } html { scroll-behavior: auto; } }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; isolation: isolate; min-height: min(86vh, 760px); display: grid; place-items: center; text-align: center; overflow: hidden; }
.hero-art { position: absolute; inset: 0; z-index: -2; }
.hero-art img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(ellipse at 50% 35%, transparent 25%, rgba(28, 17, 9, .55) 70%, var(--wood) 100%),
    linear-gradient(transparent 45%, rgba(28, 17, 9, .85) 82%, var(--wood));
}
.hero-in {
  padding: 40px 28px 56px; display: grid; justify-items: center; gap: 10px; margin-top: 18vh;
  background: radial-gradient(closest-side, rgba(20, 12, 6, .55), transparent);
}
.hero-logo { width: min(520px, 86vw); filter: drop-shadow(0 6px 18px rgba(0, 0, 0, .65)); }
.tagline { margin: 0 0 12px; max-width: 640px; font-size: clamp(16px, 2.2vw, 20px); text-shadow: 0 2px 6px #000, 0 0 18px #000; }
.hero-sub { margin: 6px 0 0; font-size: 14px; color: #e6d3ad; text-shadow: 0 1px 4px #000; }
.online { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: #e9f8e6; text-shadow: 0 1px 4px #000; }
.online i { width: 10px; height: 10px; border-radius: 50%; background: #5be37a; box-shadow: 0 0 8px #5be37a; }

/* ---------------------------------------------------------------- sections */
section { padding: 64px 0; }
.h2 {
  margin: 0 0 28px; text-align: center; font: 700 clamp(26px, 4vw, 38px) / 1.25 var(--serif); color: var(--gold);
  text-shadow: 0 2px 0 #4a2a0d, 0 0 18px rgba(244, 207, 115, .25);
}
.h2 small { display: block; font: 500 14px var(--font); letter-spacing: .2em; color: #c9a86a; text-transform: uppercase; text-shadow: none; }
.frame {
  position: relative; color: var(--ink); border: var(--frame) solid transparent;
  border-image: url(../img/frame.webp) 110 / var(--frame) round;
  background: url(../img/parchment.webp) center / cover, #efe2c3; background-clip: padding-box;
  padding: 18px 22px; filter: drop-shadow(0 10px 18px rgba(0, 0, 0, .45));
}
.frame h3 { font-family: var(--serif); color: #5a3510; }
.frame a:not([class]), .paper a:not([class]) { color: #8a3a0c; }
.frame a:not([class]):hover, .paper a:not([class]):hover { color: #b34d10; }
.paper {
  color: var(--ink); border: 20px solid transparent; border-image: url(../img/paper.webp) 26 fill / 20px stretch;
  padding: 6px 8px; filter: drop-shadow(0 6px 10px rgba(0, 0, 0, .35));
}

/* intro */
.intro-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: center; }
.intro-grid p { margin: 0 0 12px; }
.intro-map { border-radius: 10px; border: 4px solid #6b4520; box-shadow: 0 8px 24px rgba(0, 0, 0, .5); }
.facts { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 0; padding: 0; list-style: none; }
.facts li { background: rgba(90, 53, 16, .1); border: 1px solid rgba(90, 53, 16, .35); border-radius: 8px; padding: 6px 12px; font-size: 14px; }
.facts b { color: #7a3f0a; font-size: 18px; margin-right: 4px; }

/* classes */
.cls-wrap { display: grid; grid-template-columns: 300px 1fr; gap: 24px; align-items: start; }
.cls-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 0; padding: 0; list-style: none; }
.cls-tabs button {
  width: 100%; display: grid; justify-items: center; gap: 2px; padding: 8px 4px; cursor: pointer; color: var(--cream);
  font: 600 13px var(--font); background: linear-gradient(#4a2f18, #2f1d0e); border: 2px solid #6b4520; border-radius: 10px;
}
.cls-tabs button img { width: 54px; height: 54px; border-radius: 50%; }
.cls-tabs button:hover { border-color: var(--gold-deep); }
.cls-tabs button[aria-selected="true"] { border-color: var(--gold); background: linear-gradient(#6b4520, #3d2614); color: var(--gold); box-shadow: 0 0 12px rgba(244, 207, 115, .35); }
.cls-panel { display: grid; grid-template-columns: minmax(200px, 360px) 1fr; gap: 10px 22px; align-items: center; }
.js .cls-panel:not(.on) { display: none; }
.no-js .cls-panel + .cls-panel { margin-top: 24px; }
.cls-panel img { width: 100%; aspect-ratio: 1; filter: drop-shadow(0 8px 10px rgba(58, 40, 20, .35)); }
.cls-name { margin: 0; font: 700 clamp(30px, 4vw, 44px) / 1.1 var(--serif); color: #5a3510; }
.cls-role { margin: 2px 0 10px; font: italic 600 20px var(--serif); color: #8a5a1c; }
.cls-panel p { margin: 0 0 14px; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px 18px; margin: 0; }
.stats div { display: grid; grid-template-columns: 40px 1fr 20px; align-items: center; gap: 8px; font-size: 13px; }
.stats dt { font-weight: 700; color: #6b4520; }
.stats dd { margin: 0; height: 9px; border-radius: 6px; background: rgba(90, 53, 16, .18); box-shadow: inset 0 1px 2px rgba(0, 0, 0, .3); }
.stats dd span { display: block; height: 100%; border-radius: 6px; background: linear-gradient(90deg, #d9952c, #f6cf62); }
.stats b { text-align: right; color: var(--ink-soft); }
.stat-note { margin: 10px 0 0; font-size: 12px; color: var(--ink-soft); }
.no-js .cls-tabs { display: none; }
.no-js .cls-wrap { grid-template-columns: 1fr; }

/* features */
.feat { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; }
.feat .paper { display: grid; grid-template-columns: 64px 1fr; gap: 4px 12px; align-content: start; }
.feat h3 { margin: 0; font: 700 18px/1.3 var(--serif); color: #5a3510; align-self: center; }
.feat p { grid-column: 1 / -1; margin: 0; font-size: 14.5px; line-height: 1.6; }
.ico {
  width: 64px; height: 64px; display: grid; place-items: center; background: url(../img/icon/frame.webp) center / contain no-repeat;
  font: 800 18px var(--serif); color: #5a3510;
}
.ico img { width: 46px; height: 46px; }
.ico svg { width: 30px; height: 30px; fill: #5a3510; }

/* gallery */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; margin: 0; padding: 0; list-style: none; }
.gallery a { position: relative; display: block; border: 3px solid #6b4520; border-radius: 8px; overflow: hidden; background: #000; box-shadow: 0 6px 16px rgba(0, 0, 0, .45); }
.gallery img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform .25s; }
.gallery a:hover img { transform: scale(1.05); }
.gallery span { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 10px 6px; font-size: 13.5px; color: #fff; background: linear-gradient(transparent, rgba(0, 0, 0, .8)); }
.lightbox { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100%; height: 100%; color: #fff; }
.lightbox::backdrop { background: rgba(10, 6, 3, .9); }
.lightbox figure { margin: 0; height: 100%; display: grid; place-items: center; align-content: center; gap: 10px; padding: 48px 56px; }
.lightbox img { max-height: calc(100vh - 140px); width: auto; border: 3px solid #6b4520; border-radius: 6px; }
.lightbox figcaption { text-align: center; }
.lightbox button { position: absolute; background: rgba(40, 25, 12, .85); color: var(--gold); border: 2px solid #8a6230; border-radius: 50%; width: 44px; height: 44px; font-size: 22px; cursor: pointer; }
.lb-close { top: 12px; right: 12px; }
.lb-prev { left: 10px; top: 50%; }
.lb-next { right: 10px; top: 50%; }

/* how to play */
.steps { counter-reset: s; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 0 0 30px; padding: 0; list-style: none; }
.steps li { counter-increment: s; position: relative; padding-top: 6px; }
.steps li::before {
  content: counter(s); position: absolute; top: -14px; left: -10px; width: 34px; height: 34px; display: grid; place-items: center;
  border-radius: 50%; font: 800 17px var(--serif); color: #3b1d05; background: radial-gradient(#fff2b8, #d9952c); border: 2px solid #6b3d12;
}
.steps h3 { margin: 0 0 4px; padding-left: 28px; font-size: 17px; }
.steps p { margin: 0; font-size: 14.5px; }
.ctrl { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.ctrl h3 { margin: 0 0 8px; }
.ctrl table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.ctrl th, .ctrl td { text-align: left; padding: 6px 8px; border-bottom: 1px dashed rgba(90, 53, 16, .35); vertical-align: top; }
.ctrl th { width: 48%; font-weight: 600; }
kbd {
  display: inline-block; min-width: 1.6em; padding: 0 6px; margin: 1px 1px; font: 600 12.5px/1.7 var(--font); text-align: center; color: #3b2814;
  background: linear-gradient(#fffaf0, #e7d6b3); border: 1px solid #9c7a48; border-bottom-width: 3px; border-radius: 5px;
}

/* news */
.news-board { max-width: 860px; margin: 0 auto; }
.notice { display: block; width: 281px; margin: 0 auto -16px; position: relative; z-index: 2; filter: drop-shadow(0 3px 4px rgba(0, 0, 0, .5)); }
.news-list { margin: 0; padding: 0; list-style: none; }
.news-list li { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; padding: 12px 6px; border-bottom: 1px dashed rgba(90, 53, 16, .4); }
.news-list li:last-child { border-bottom: 0; }
.news-list time { font-weight: 700; color: #7a3f0a; white-space: nowrap; }
.tag { display: inline-block; margin-right: 8px; padding: 0 8px; font-size: 12px; border-radius: 4px; background: #8a2f1c; color: #fff3dc; vertical-align: 2px; }
.news-list h3 { margin: 0; font-size: 17px; font-family: var(--font); }
.news-list p { grid-column: 2; margin: 0; font-size: 14.5px; }

/* faq */
.faq { max-width: 860px; margin: 0 auto; display: grid; gap: 10px; }
.faq details { background: linear-gradient(#3d2614, #2b1b0f); border: 2px solid #6b4520; border-radius: 10px; padding: 0 16px; }
.faq summary { cursor: pointer; padding: 12px 0; font-weight: 700; color: var(--gold); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 14px; color: #ecdfc3; }

/* cta + footer */
.cta { text-align: center; padding: 56px 0 72px; }
.cta p { margin: 0 0 22px; font-size: 18px; }
footer {
  padding: 110px 0 28px; font-size: 13.5px; color: #cdbb98; text-align: center;
  background: linear-gradient(var(--wood), rgba(43, 27, 15, 0) 60px, rgba(18, 11, 5, 0) 95px, #120b05 162px),
    url(../img/swirl.webp) center top / 1600px auto no-repeat, #120b05;
}
footer .wrap { display: grid; gap: 12px; justify-items: center; }
footer p { margin: 0; max-width: 820px; }
footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 18px; }
footer img { width: 72px; padding: 8px; border-radius: 12px; background: #f3ead8; box-shadow: 0 2px 8px rgba(0, 0, 0, .5); }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1020px) {
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; padding: 8px 16px 14px; background: rgba(28, 17, 9, .97); border-bottom: 2px solid #6b4520; }
  .nav.open { display: flex; }
  .menu-btn { display: block; margin-left: auto; }
  .cls-wrap { grid-template-columns: 1fr; }
  .cls-tabs { grid-template-columns: repeat(6, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 26px 16px; }
}
@media (max-width: 720px) {
  :root { --frame: 24px; }
  section { padding: 44px 0; }
  .top .btn-play.small { display: none; }
  .intro-grid, .ctrl { grid-template-columns: 1fr; }
  .cls-tabs { grid-template-columns: repeat(4, 1fr); }
  .cls-tabs button img { width: 44px; height: 44px; }
  .cls-panel { grid-template-columns: 1fr; text-align: center; }
  .cls-panel img { max-width: 260px; margin: 0 auto; }
  .stats { text-align: left; }
  .frame { padding: 12px 10px; }
  .steps { grid-template-columns: 1fr; }
  .news-list li { grid-template-columns: 1fr; }
  .news-list p { grid-column: 1; }
  .hero-in { margin-top: 12vh; }
  .btn-play { padding: 12px 28px; }
  .lightbox figure { padding: 56px 8px; }
  .lb-prev, .lb-next { top: auto; bottom: 12px; }
}