/* Old School KeulenScape: OSRS-style interface. Fonts: RuneScape (fan-made, from RuneLite) + Cinzel Decorative (logo). */
@font-face { font-family: "OSRS"; src: url("/keulenscape/fonts/runescape.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "OSRS"; src: url("/keulenscape/fonts/runescape_bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }
@font-face { font-family: "OSRS Small"; src: url("/keulenscape/fonts/runescape_small.ttf") format("truetype"); font-display: swap; }

:root {
  --stone: #3E3529; --stone-hi: #5E5241; --stone-lo: #1E1810; --stone-mid: #4A3F31; --stone-dk: #2B2418;
  --parchment: #D7C59B; --parchment-dark: #B9A479; --chat: #C9B78F;
  --yellow: #FFFF00; --orange: #FF981F; --white: #FFFFFF; --ink: #000;
  --q-red: #FF0000; --q-yellow: #FFFF00; --q-green: #0DC10D;
  --npc: #800000; --continue: #0000FF; --ok: #006b00; --bad: #9b0000;
  --gold-2: #F2C230;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "OSRS", monospace; font-size: 24px; line-height: 1.3;
  color: var(--yellow); text-shadow: 1px 1px 0 #000;
  background: #0b0906; min-height: 100vh;
  -webkit-font-smoothing: none; -webkit-text-size-adjust: 100%;
}
button { font: inherit; }
[hidden] { display: none !important; }

/* ---------- stone ---------- */
.stone {
  background-color: var(--stone);
  background-image:
    radial-gradient(circle at 20% 30%, rgba(0,0,0,.2) 0 2px, transparent 3px),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,.05) 0 2px, transparent 3px),
    radial-gradient(circle at 40% 80%, rgba(0,0,0,.15) 0 1px, transparent 2px);
  background-size: 23px 19px, 31px 27px, 17px 13px;
  border: 3px solid var(--stone-lo);
  box-shadow: inset 2px 2px 0 var(--stone-hi), inset -2px -2px 0 var(--stone-dk);
}

/* ---------- client layout: web = OSRS game window, mobile = stacked ---------- */
.client {
  max-width: 1120px; margin: 12px auto 24px; padding: 6px;
  display: grid; grid-template-columns: minmax(0, 1fr) 300px;
  grid-template-rows: auto minmax(460px, 1fr) auto;
  grid-template-areas: "top side" "view side" "chat side";
}
.client > * { min-width: 0; }
.topbar { grid-area: top; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 6px 12px; border-width: 0 0 3px 0; box-shadow: none; }
.view { grid-area: view; position: relative; overflow: hidden; background: #000; border: 3px solid var(--stone-lo); }
.chat { grid-area: chat; }
.side { grid-area: side; margin-left: 6px; display: flex; flex-direction: column; }
@media (max-width: 860px) {
  body { font-size: 22px; }
  .client { margin: 0; padding: 0; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto auto auto auto; grid-template-areas: "top" "view" "chat" "side"; }
  .side { margin-left: 0; margin-top: 6px; }
  .topbar { flex-wrap: wrap; gap: 2px 12px; }
  .qp-word { display: none; }
}

/* ---------- logo ---------- */
.logo-svg { display: block; overflow: visible; }
.logo-svg.big { width: 100%; max-width: 560px; aspect-ratio: 640 / 210; margin: 0 auto; }
.logo-svg.small { height: 46px; width: auto; aspect-ratio: 640 / 210; }
@media (max-width: 860px) { .logo-svg.small { height: 38px; } }
.logo-link { display: block; }

.player { white-space: nowrap; }
.mcq { font-weight: 700; }
.player .mcq { color: var(--white); }
.player .lvl { color: var(--q-green); font-size: 20px; }
.qp { color: var(--orange); white-space: nowrap; }
.xpdrop { color: var(--white); display: inline-block; animation: xp 1.8s .4s ease-out both; }
@keyframes xp { from { transform: translateY(14px); opacity: 0; } 30% { opacity: 1; } to { transform: translateY(-2px); opacity: 1; } }

/* ---------- game-world viewport ---------- */
.world {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(2px 2px at 12% 18%, #fff8 50%, transparent 51%),
    radial-gradient(2px 2px at 64% 9%, #fff6 50%, transparent 51%),
    radial-gradient(2px 2px at 83% 27%, #fff7 50%, transparent 51%),
    radial-gradient(2px 2px at 36% 31%, #fff5 50%, transparent 51%),
    linear-gradient(#0d1426, #1b2236 55%, #2a2418);
}
.world svg { position: absolute; bottom: 0; left: 0; width: 100%; height: 45%; }
.view-inner { position: relative; z-index: 1; padding: 22px; display: flex; flex-direction: column; align-items: center; gap: 12px; min-height: 100%; }
.view-inner > * { min-width: 0; max-width: 100%; }
@media (max-width: 860px) { .view-inner { padding: 14px 10px 18px; } }
.loading { color: var(--orange); }

/* ---------- login ---------- */
.login { width: 100%; max-width: 480px; display: flex; flex-direction: column; align-items: center; gap: 18px; padding-top: 6px; }
.login-box { width: 100%; padding: 18px 16px; text-align: center; }
.login-box h2 { margin: 0 0 8px; font-size: 26px; color: var(--yellow); }
.fields { display: inline-grid; gap: 2px; text-align: left; margin: 4px 0 14px; }
.fields p { margin: 0; }
.flabel { color: var(--white); }
.fval { color: var(--yellow); }
.footnote { color: #c9b78f; font-size: 20px; text-align: center; margin: 0; }
.stack { display: grid; gap: 10px; width: 100%; }

/* ---------- buttons ---------- */
.btn {
  display: block; width: 100%; min-height: 56px; cursor: pointer; padding: 6px 12px;
  background: var(--stone-mid); color: var(--orange); font-size: 24px; font-weight: 700;
  text-shadow: 1px 1px 0 #000; border: 3px solid var(--stone-lo);
  box-shadow: inset 2px 2px 0 var(--stone-hi), inset -2px -2px 0 var(--stone-dk);
}
.btn:hover { color: var(--white); }
.btn:active { box-shadow: inset -2px -2px 0 var(--stone-hi), inset 2px 2px 0 var(--stone-dk); }
.btn:disabled { color: #8a7a5a; cursor: not-allowed; }
.btn.secondary { font-size: 20px; min-height: 46px; color: #e6d3a8; }
.btn:focus-visible, .opt:focus-visible, input:focus-visible, .tab:focus-visible, .continue:focus-visible, .linkbtn:focus-visible { outline: 2px solid var(--yellow); outline-offset: 2px; }

/* ---------- parchment scroll ---------- */
.scroll {
  position: relative; width: 100%; max-width: 600px;
  background: var(--parchment); color: var(--ink); text-shadow: none;
  padding: 24px 20px 22px; margin: 10px 0;
  border-left: 4px solid var(--parchment-dark); border-right: 4px solid var(--parchment-dark);
}
.scroll::before, .scroll::after {
  content: ""; position: absolute; left: -10px; right: -10px; height: 14px;
  background: linear-gradient(#8C7A55, #C2AE84 45%, #8C7A55); border: 2px solid var(--stone-lo); border-radius: 7px;
}
.scroll::before { top: -8px; } .scroll::after { bottom: -8px; }
.scroll h1 { font-size: 30px; color: var(--npc); text-align: center; margin: 0 0 8px; line-height: 1.1; }
.scroll .sub { text-align: center; margin: 0 0 12px; }
.scroll p { margin: 8px 0; }
.scroll ul { margin: 6px 0; padding-left: 22px; }
.rewards { display: grid; grid-template-columns: 76px 1fr; gap: 12px; align-items: start; margin-top: 10px; }
.reward-item {
  width: 76px; height: 76px; display: grid; place-items: center;
  background: radial-gradient(circle, #f3e6c2, #c9b48a 70%); border: 2px solid #6b5a3a;
  font-size: 44px; font-weight: 700; color: #a10000; text-shadow: 2px 2px 0 #3a2a12;
  animation: pop .5s .3s both cubic-bezier(.2,1.6,.4,1);
}
.reward-item.small-text { font-size: 26px; }
@keyframes pop { from { transform: scale(0); } to { transform: scale(1); } }
.rewards ul { margin: 0; padding: 0; list-style: none; }
.rewards li::before { content: "• "; }
.wist b { color: var(--npc); }

/* ---------- quest panel ---------- */
.qpanel { width: 100%; max-width: 640px; display: grid; gap: 10px; }
.qhead { text-align: center; padding: 10px 12px; }
.qhead h1 { margin: 0; font-size: 28px; color: var(--orange); }
.qhead .place { color: #e6d3a8; font-size: 20px; }
.qhead .tip { color: var(--white); font-size: 20px; margin: 6px 0 0; }
.box {
  background: var(--chat); color: var(--ink); text-shadow: none;
  border: 3px solid var(--stone-lo); box-shadow: inset 2px 2px 0 #E2D3AE, inset -2px -2px 0 #8F7E5B;
  padding: 12px 14px;
}
.box .kind { color: var(--npc); font-weight: 700; display: block; text-align: center; }
.box .prompt { margin: 4px 0 8px; text-align: center; }
.box.solved { box-shadow: inset 0 0 0 3px #3d7a46; }
.box.solved .kind::after { content: "  ✓"; color: var(--ok); }
.answer-row { display: flex; gap: 8px; align-items: stretch; }
.answer-row input {
  flex: 1; min-width: 0; height: 52px; text-align: center; background: rgba(255,255,255,.35);
  border: 0; border-bottom: 2px solid #6b5a3a; font: inherit; font-size: 26px; color: var(--continue);
}
.answer-row .btn { width: auto; min-width: 72px; }
.opts { display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 860px) { .opts { grid-template-columns: 1fr; } }
.opt { display: block; width: 100%; min-height: 48px; background: none; border: 0; color: var(--ink); cursor: pointer; padding: 6px 4px; text-align: center; }
.opt:hover:not(:disabled) { color: var(--white); text-shadow: 1px 1px 0 #000; }
.opt:disabled { cursor: default; }
.opt.right { color: var(--white); text-shadow: 1px 1px 0 #000; }
.opt.right::before { content: "► "; color: var(--yellow); }
.opt.wrong { color: var(--bad); text-decoration: line-through; }
.done-line { text-align: center; color: var(--ok); margin: 4px 0 0; }
.bonus { box-shadow: inset 0 0 0 3px var(--gold-2); }
.bonus .kind { color: #6b5a00; }
.bonus.result-ok { box-shadow: inset 0 0 0 3px #3d7a46; }
.bonus.result-bad { box-shadow: inset 0 0 0 3px #9b6b6b; }
.tiles { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin: 6px 0 0; }
.tiles span { width: 40px; height: 48px; display: grid; place-items: center; background: var(--stone); color: #fff3a8; font-weight: 700; font-size: 30px; text-shadow: 2px 2px 0 #000; border: 2px solid var(--stone-lo); }

/* one question at a time */
.qstep { margin-top: 6px; color: #e6d3a8; font-size: 20px; display: flex; justify-content: center; align-items: center; gap: 10px; flex-wrap: wrap; }
.qstep .dots { display: inline-flex; gap: 5px; }
.qstep .dots i { width: 12px; height: 12px; border: 2px solid var(--stone-lo); background: #6b5a3a; display: inline-block; }
.qstep .dots i.ok { background: var(--q-green); }
.qstep .dots i.now { background: var(--q-yellow); }
.box.appear { animation: appear .3s ease-out; }
@keyframes appear { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- chatbox ---------- */
.chat { background: var(--chat); color: var(--ink); text-shadow: none; border: 3px solid var(--stone-lo); box-shadow: inset 2px 2px 0 #E2D3AE, inset -2px -2px 0 #8F7E5B; padding: 10px 14px; min-height: 130px; max-height: 260px; overflow-y: auto; }
.chat .msg { margin: 2px 0; }
.chat .red { color: var(--bad); }
.chat .blue { color: var(--continue); }
.chat .green { color: var(--ok); }
.chat .npc { color: var(--npc); font-weight: 700; }
.chat .clue { text-align: center; margin: 4px 0 6px; }
.continue { display: block; width: 100%; background: none; border: 0; color: var(--continue); cursor: pointer; padding: 8px 0 2px; text-align: center; }
.continue:hover { color: var(--white); text-shadow: 1px 1px 0 #000; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--continue); cursor: pointer; text-decoration: underline; }
.chat-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 18px; margin-top: 4px; }

/* ---------- side panel ---------- */
.tabs { display: grid; grid-template-columns: 1fr 1fr; }
.tab { font-size: 20px; min-height: 44px; cursor: pointer; color: var(--orange); background: var(--stone-mid); border: 3px solid var(--stone-lo); box-shadow: inset 2px 2px 0 var(--stone-hi); text-shadow: 1px 1px 0 #000; }
.tab[aria-selected="true"] { background: #6b2a1a; color: var(--white); }
.panel { flex: 1; padding: 12px; border-top: 0; }
.panel h2 { margin: 0 0 4px; font-size: 24px; color: var(--orange); text-align: center; }
.panel .meta { display: flex; justify-content: space-between; color: var(--orange); font-size: 20px; border-bottom: 1px solid var(--stone-lo); padding-bottom: 4px; margin-bottom: 6px; }
.questlist { list-style: none; margin: 0; padding: 0; }
.questlist li { padding: 3px 2px; }
.done { color: var(--q-green); } .busy { color: var(--q-yellow); } .todo { color: var(--q-red); }
.inv { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.slot { aspect-ratio: 1; display: grid; place-items: center; background: rgba(0,0,0,.18); border: 1px solid rgba(0,0,0,.35); font-size: 30px; font-weight: 700; color: #fff3a8; text-shadow: 2px 2px 0 #000; }
.slot.item { font-size: 16px; color: var(--orange); text-align: center; line-height: 1.05; padding: 2px; }

/* ---------- end screen ---------- */
.stats { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; margin: 10px 0; font-variant-numeric: tabular-nums; }
.stats b { color: var(--npc); }
.toast p { margin: 10px 0; }
.toast .last { font-weight: 700; color: var(--npc); text-align: center; font-size: 28px; }

/* ---------- admin ---------- */
.admin { width: 100%; max-width: 760px; display: grid; gap: 10px; }
.admin .box h3 { margin: 0 0 4px; color: var(--npc); }
.admin .ans { color: var(--ok); font-weight: 700; }
.admin .row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.admin .row .btn { width: auto; flex: 1 1 200px; font-size: 20px; min-height: 46px; }
.admin .qr { display: flex; justify-content: center; margin-top: 8px; background: #fff; padding: 10px; }
.admin .url { word-break: break-all; font-size: 18px; color: var(--continue); }
.admin input[type=password] { width: 100%; height: 52px; font: inherit; font-size: 24px; text-align: center; background: rgba(255,255,255,.35); border: 0; border-bottom: 2px solid #6b5a3a; color: var(--continue); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; } }