/* ============================================================================
 * styles.css — sitegoat map-art generator
 * "In-game GUI" look: cool stone-grey panels, diamond-cyan accent, emerald for
 * ready-states, gold for coordinates. Square corners + Minecraft button bevels.
 * Theme-aware (light/dark via prefers-color-scheme + a data-theme override).
 * ========================================================================== */

:root {
  /* LIGHT theme = the light stone GUI */
  --bg:#c7cad0; --surface:#e6e8ec; --surface-2:#d8dbe1; --sunk:#cfd2d8;
  --ink:#1b1e24; --muted:#565c66; --faint:#7d848e; --border:#b0b5be; --border-2:#9aa0aa;
  --cyan:#1391ab; --cyan-ink:#ffffff; --cyan-dim:#10788e; --emerald:#2b9c52; --gold:#a9781a;
  --bevel-lt:rgba(255,255,255,.75); --bevel-dk:rgba(0,0,0,.20); --pixel-shadow:rgba(0,0,0,.22);
  --font-body:'Segoe UI',system-ui,-apple-system,Roboto,sans-serif;
  --font-mono:ui-monospace,'Cascadia Code','Segoe UI Mono',Consolas,monospace;
  --maxw:1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg:#14161a; --surface:#21252c; --surface-2:#2a2f37; --sunk:#191c21;
    --ink:#e9edf2; --muted:#99a1ac; --faint:#6b7480; --border:#363c45; --border-2:#474e59;
    --cyan:#3fc6e0; --cyan-ink:#06181d; --cyan-dim:#6fd6ea; --emerald:#46c46a; --gold:#e6b64c;
    --bevel-lt:rgba(255,255,255,.10); --bevel-dk:rgba(0,0,0,.45); --pixel-shadow:rgba(0,0,0,.5);
  }
}
:root[data-theme="light"] {
  --bg:#c7cad0; --surface:#e6e8ec; --surface-2:#d8dbe1; --sunk:#cfd2d8;
  --ink:#1b1e24; --muted:#565c66; --faint:#7d848e; --border:#b0b5be; --border-2:#9aa0aa;
  --cyan:#1391ab; --cyan-ink:#ffffff; --cyan-dim:#10788e; --emerald:#2b9c52; --gold:#a9781a;
  --bevel-lt:rgba(255,255,255,.75); --bevel-dk:rgba(0,0,0,.20); --pixel-shadow:rgba(0,0,0,.22);
}
:root[data-theme="dark"] {
  --bg:#14161a; --surface:#21252c; --surface-2:#2a2f37; --sunk:#191c21;
  --ink:#e9edf2; --muted:#99a1ac; --faint:#6b7480; --border:#363c45; --border-2:#474e59;
  --cyan:#3fc6e0; --cyan-ink:#06181d; --cyan-dim:#6fd6ea; --emerald:#46c46a; --gold:#e6b64c;
  --bevel-lt:rgba(255,255,255,.10); --bevel-dk:rgba(0,0,0,.45); --pixel-shadow:rgba(0,0,0,.5);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    repeating-linear-gradient(0deg,  transparent 0 16px, rgba(0,0,0,.018) 16px 17px),
    repeating-linear-gradient(90deg, transparent 0 16px, rgba(0,0,0,.018) 16px 17px),
    var(--bg);
  color: var(--ink); font-family: var(--font-body); line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
a { color: var(--cyan-dim); }

/* top bar */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 24px; max-width: var(--maxw); margin: 0 auto; }
.brand { font-family: var(--font-mono); font-weight: 600; font-size: 13px; letter-spacing: .12em;
  text-transform: lowercase; color: var(--faint); display: flex; align-items: center; gap: 8px; }
.brand .cube { width: 12px; height: 12px; display: inline-block;
  background: linear-gradient(135deg, var(--cyan) 0 50%, var(--cyan-dim) 50% 100%);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.25); }
.topnav { display: flex; align-items: center; gap: 10px; }
.navlink { font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; color: var(--muted);
  text-decoration: none; padding: 7px 10px; }
.navlink:hover { color: var(--cyan-dim); }
.themebtn { font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--muted); background: var(--surface); border: 1px solid var(--border-2); padding: 7px 12px; cursor: pointer;
  box-shadow: inset 2px 2px 0 var(--bevel-lt), inset -2px -2px 0 var(--bevel-dk); }
.themebtn:hover { color: var(--ink); }
.themebtn:active { box-shadow: inset -2px -2px 0 var(--bevel-lt), inset 2px 2px 0 var(--bevel-dk); }

/* hero */
.hero { padding: 34px 0 26px; }
.eyebrow { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 20px; }
.ptext-hero { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin: 0 0 4px; }
.ptext-hero canvas { height: clamp(44px, 11vw, 88px); width: auto; image-rendering: pixelated; }
.tagline { font-size: clamp(19px, 2.3vw, 24px); font-weight: 700; margin: 22px 0 12px; max-width: 24ch;
  text-wrap: balance; line-height: 1.2; }
.lede { font-size: 17px; color: var(--muted); max-width: 56ch; margin: 0; }
.lede b { color: var(--ink); font-weight: 600; }

/* pixel section titles */
.ptitle { display: block; margin: 0 0 6px; }
.ptitle canvas { height: 26px; width: auto; image-rendering: pixelated; }
.section-eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 12px; }
.section-sub { color: var(--muted); margin: 6px 0 22px; max-width: 56ch; }

/* generator card */
.generator { display: grid; grid-template-columns: 340px 1fr; gap: 0; background: var(--surface);
  border: 1px solid var(--border-2); margin: 16px 0 40px;
  box-shadow: inset 2px 2px 0 var(--bevel-lt), inset -2px -2px 0 var(--bevel-dk), 0 16px 44px -26px rgba(0,0,0,.6); }
@media (max-width: 800px){ .generator{ grid-template-columns: 1fr; } }

.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 13px 18px;
  border-bottom: 1px solid var(--border); }
.panel-head h2 { font-family: var(--font-mono); font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  margin: 0; color: var(--muted); font-weight: 600; }
.pill { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  padding: 4px 9px; display: inline-flex; align-items: center; gap: 6px;
  background: color-mix(in srgb, var(--emerald) 16%, transparent); color: var(--emerald); }
.pill .dot-live { width: 7px; height: 7px; background: var(--emerald); animation: pulse 2.4s ease-out infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--emerald) 55%,transparent);}
  70%{box-shadow:0 0 0 6px transparent;} 100%{box-shadow:0 0 0 0 transparent;} }

.controls { border-right: 1px solid var(--border); }
@media (max-width: 800px){ .controls{ border-right:none; border-bottom:1px solid var(--border);} }
.ctl { padding: 15px 18px; border-bottom: 1px solid var(--border); }
.ctl:last-child { border-bottom: none; }
.ctl-label { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .09em; text-transform: uppercase;
  color: var(--faint); margin: 0 0 10px; display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.ctl-label .hint { text-transform: none; letter-spacing: 0; font-size: 11px; }

.dropzone { border: 1.5px dashed var(--border-2); padding: 15px; text-align: center; cursor: pointer;
  background: var(--sunk); transition: border-color .15s, background .15s; }
.dropzone:hover, .dropzone.dragover { border-color: var(--cyan);
  background: color-mix(in srgb, var(--cyan) 10%, var(--sunk)); }
.dropzone .fn { font-family: var(--font-mono); font-size: 13px; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dropzone .sub { font-size: 12px; color: var(--muted); margin-top: 3px; }

.stepper-row { display: flex; align-items: center; gap: 12px; }
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--border-2); background: var(--sunk); }
.stepper button { width: 34px; height: 34px; border: none; background: transparent; color: var(--ink);
  font-size: 18px; cursor: pointer; font-family: var(--font-mono); }
.stepper button:hover { background: color-mix(in srgb, var(--cyan) 15%, transparent); color: var(--cyan-dim); }
.stepper .val { min-width: 30px; text-align: center; font-family: var(--font-mono); font-weight: 700; font-size: 15px;
  font-variant-numeric: tabular-nums; }
.stepper-x { font-family: var(--font-mono); color: var(--faint); font-size: 15px; }

.seg { display: inline-flex; border: 1px solid var(--border-2); flex-wrap: wrap; }
.seg button { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .04em; padding: 8px 14px;
  border: none; background: var(--sunk); color: var(--muted); cursor: pointer; }
.seg button + button { border-left: 1px solid var(--border-2); }
.seg button[aria-pressed="true"] { background: var(--cyan); color: var(--cyan-ink); }

.coord-row { display: flex; gap: 10px; }
.coord { flex: 1; }
.coord span { font-family: var(--font-mono); font-size: 11px; color: var(--faint); display: block; margin-bottom: 4px; }
.coord input, .basey, .textin { font-family: var(--font-mono); font-size: 14px; color: var(--ink); background: var(--sunk);
  border: 1px solid var(--border-2); padding: 8px 10px; width: 100%; font-variant-numeric: tabular-nums; }
.coord input:focus, .basey:focus, .textin:focus { border-color: var(--cyan); outline: none; }
.field-note { font-size: 12px; color: var(--muted); margin: 8px 0 0; }
.valid-line { font-family: var(--font-mono); font-size: 12px; margin: 10px 0 0; display: flex; gap: 7px; align-items: baseline; }
.valid-line.ok { color: var(--emerald); }
.valid-line.bad { color: var(--gold); }
.valid-line .region { color: var(--muted); }
.mini-link { font-family: var(--font-mono); font-size: 11.5px; color: var(--cyan-dim); background: none; border: none;
  cursor: pointer; padding: 0; text-decoration: underline; }
.explain { font-size: 12.5px; color: var(--muted); background: var(--sunk); border: 1px solid var(--border);
  padding: 11px 12px; margin-top: 10px; line-height: 1.5; }
.explain[hidden] { display: none; }
.explain code { font-family: var(--font-mono); color: var(--ink); }

/* preview */
.preview { padding: 18px; display: flex; flex-direction: column; gap: 14px; }
.canvas-frame { position: relative; overflow: hidden;
  box-shadow: 0 0 0 6px var(--surface-2), 0 0 0 7px var(--border-2), inset 0 0 0 1px rgba(0,0,0,.3); }
#preview-canvas { display: block; width: 100%; height: auto; image-rendering: pixelated; }
.canvas-tag { position: absolute; left: 8px; bottom: 8px; font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: .06em; text-transform: uppercase; color: #fff; background: rgba(0,0,0,.6); padding: 3px 8px; }
.canvas-busy { position: absolute; inset: 0; display: none; place-items: center; background: rgba(0,0,0,.35);
  color: #fff; font-family: var(--font-mono); font-size: 13px; letter-spacing: .08em; }
.canvas-busy.show { display: grid; }
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }
@media (max-width: 520px){ .stats{ grid-template-columns: repeat(2,1fr);} }
.stat { background: var(--sunk); border: 1px solid var(--border); padding: 10px 12px; }
.stat .k { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .09em; text-transform: uppercase;
  color: var(--faint); margin: 0 0 4px; }
.stat .v { font-family: var(--font-mono); font-weight: 700; font-size: 18px; color: var(--ink);
  font-variant-numeric: tabular-nums; }
.stat .v small { font-size: 12px; color: var(--muted); font-weight: 400; }
.sub-note { font-family: var(--font-mono); font-size: 12px; color: var(--gold); margin: 0; }
.sub-note[hidden] { display: none; }

/* install */
.paths { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 700px){ .paths{ grid-template-columns: 1fr; } }
.path { background: var(--surface); border: 1px solid var(--border-2); padding: 20px; display: flex; flex-direction: column; gap: 12px;
  box-shadow: inset 2px 2px 0 var(--bevel-lt), inset -2px -2px 0 var(--bevel-dk); }
.path.primary { border-color: var(--cyan); box-shadow: 0 0 0 1px var(--cyan) inset; }
.path .badge { align-self: flex-start; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .08em;
  text-transform: uppercase; padding: 4px 9px; background: var(--sunk); color: var(--muted); }
.path.primary .badge { background: color-mix(in srgb, var(--cyan) 16%, transparent); color: var(--cyan-dim); }
.path h3 { font-size: 19px; margin: 0; }
.path p { margin: 0; color: var(--muted); font-size: 14.5px; }
.path .steps { margin: 0; padding-left: 18px; color: var(--muted); font-size: 13.5px; }
.path .steps li { margin: 3px 0; }
.btn { font-family: var(--font-body); font-weight: 600; font-size: 15px; padding: 11px 16px; cursor: pointer;
  border: 1px solid transparent; margin-top: auto; text-align: center;
  box-shadow: inset 2px 2px 0 var(--bevel-lt), inset -2px -2px 0 var(--bevel-dk); }
.btn:active { box-shadow: inset -2px -2px 0 var(--bevel-lt), inset 2px 2px 0 var(--bevel-dk); }
.btn.primary { background: var(--cyan); color: var(--cyan-ink); border-color: var(--cyan-dim); }
.btn.primary:hover { background: var(--cyan-dim); }
.btn.ghost { background: var(--surface-2); color: var(--ink); border-color: var(--border-2); }
.btn.ghost:hover { color: var(--cyan-dim); }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.detect { font-family: var(--font-mono); font-size: 12px; color: var(--muted); margin: 16px 0 0; padding: 10px 12px;
  background: var(--sunk); border: 1px solid var(--border); }
.detect b { color: var(--ink); }
kbd, .mono { font-family: var(--font-mono); }
code.cmd { font-family: var(--font-mono); background: var(--sunk); border: 1px solid var(--border); padding: 1px 5px;
  color: var(--ink); font-size: .92em; word-break: break-word; }

/* instructions */
#instructions { padding-top: 20px; }
.folder-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 16px 0; }
@media (max-width: 700px){ .folder-cards{ grid-template-columns: 1fr; } }
.folder { background: var(--surface); border: 1px solid var(--border-2); padding: 16px; }
.folder h4 { margin: 0 0 8px; font-size: 15px; }
.folder p { margin: 0 0 8px; color: var(--muted); font-size: 13.5px; }
.folder .path-str { display: block; font-family: var(--font-mono); font-size: 12px; background: var(--sunk);
  border: 1px solid var(--border); padding: 8px 10px; color: var(--ink); overflow-x: auto; white-space: nowrap; }
.steplist { counter-reset: s; list-style: none; padding: 0; margin: 12px 0 0; }
.steplist li { position: relative; padding: 8px 0 8px 42px; border-bottom: 1px solid var(--border); color: var(--ink); font-size: 15px; }
.steplist li:last-child { border-bottom: none; }
.steplist li::before { counter-increment: s; content: counter(s); position: absolute; left: 0; top: 8px;
  width: 26px; height: 26px; display: grid; place-items: center; font-family: var(--font-mono); font-weight: 700; font-size: 13px;
  background: var(--cyan); color: var(--cyan-ink); }
.steplist li span.d { color: var(--muted); font-size: 13.5px; }
details.fix { border: 1px solid var(--border-2); background: var(--surface); margin: 8px 0; }
details.fix summary { cursor: pointer; padding: 12px 14px; font-weight: 600; font-size: 14.5px; list-style: none;
  display: flex; justify-content: space-between; align-items: center; }
details.fix summary::-webkit-details-marker { display: none; }
details.fix summary::after { content: '+'; font-family: var(--font-mono); color: var(--cyan-dim); font-size: 18px; }
details.fix[open] summary::after { content: '\2013'; }
details.fix .body { padding: 0 14px 14px; color: var(--muted); font-size: 14px; line-height: 1.55; }

/* footer */
footer { border-top: 1px solid var(--border); margin-top: 46px; padding: 24px 0 44px; }
.foot-row { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
.foot-row p { margin: 0; color: var(--muted); font-size: 13.5px; }
.foot-link { font-family: var(--font-mono); font-size: 13px; color: var(--cyan-dim); text-decoration: none;
  border-bottom: 1px solid currentColor; padding-bottom: 1px; }

section { padding: 26px 0; }
/* feedback modal */
.fb-dialog { border: 1px solid var(--border-2); background: var(--surface); color: var(--ink); padding: 0;
  max-width: 460px; width: 92vw; box-shadow: 0 20px 60px -20px rgba(0,0,0,.6); }
.fb-dialog::backdrop { background: rgba(0,0,0,.5); }
.fb-dialog form { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.fb-dialog h3 { margin: 0; font-size: 19px; }
.fb-sub { margin: 0 0 6px; color: var(--muted); font-size: 14px; }
.fb-label { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }
.fb-dialog textarea, .fb-dialog input[type="text"] { font-family: var(--font-body); font-size: 14px; color: var(--ink);
  background: var(--sunk); border: 1px solid var(--border-2); padding: 9px 11px; width: 100%; resize: vertical; }
.fb-dialog textarea:focus, .fb-dialog input[type="text"]:focus { border-color: var(--cyan); outline: none; }
.fb-hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.fb-status { margin: 0; font-family: var(--font-mono); font-size: 12.5px; }
.fb-status.ok { color: var(--emerald); }
.fb-status.err { color: var(--gold); }
.fb-status[hidden] { display: none; }
.fb-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 4px; }
.fb-actions .btn { margin-top: 0; }

#toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(20px); background: var(--ink);
  color: var(--bg); font-family: var(--font-mono); font-size: 13px; padding: 11px 16px; opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s; z-index: 50; max-width: 90vw; text-align: center; }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce){ *{ animation:none !important; transition:none !important; } html{scroll-behavior:auto;} }