/* ============================================================
   PixelCraft Bench — design system
   Chunky retro-arcade. Hard-offset pixel shadows (no blur),
   flat neon accents, crisp borders. Dark-first, mobile-first.
   ============================================================ */

:root {
  --bg:       #0b0b0f;
  --bg-2:     #101017;
  --panel:    #15151e;
  --panel-2:  #1c1c28;
  --line:     #2b2b3a;
  --line-2:   #3a3a4e;
  --text:     #ececf2;
  --muted:    #9494ac;
  --magenta:  #ff2fb0;
  --cyan:     #21e6e6;
  --lime:     #5cff5c;
  --amber:    #ffc23c;
  --danger:   #ff4d6d;
  --sh:       4px 4px 0 rgba(0,0,0,0.55);
  --sh-sm:    2px 2px 0 rgba(0,0,0,0.55);
  --mono: ui-monospace, "SF Mono", "DejaVu Sans Mono", Menlo, Consolas, monospace;
  --pixel: "Press Start 2P", ui-monospace, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* very subtle pixel grid — flat, no mask glow */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.014) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.014) 1px, transparent 1px);
  background-size: 40px 40px;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--magenta); }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.25; }

.pixel-font { font-family: var(--pixel); letter-spacing: 0.5px; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 1; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg);
  border-bottom: 2px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 16px; height: 62px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--pixel); font-size: 12px; color: var(--text); white-space: nowrap;
}
.brand .logo-mark { width: 26px; height: 26px; image-rendering: pixelated; }
.brand b { color: var(--magenta); }
.brand i { color: var(--cyan); font-style: normal; }
.nav-links { display: flex; gap: 2px; margin-left: auto; align-items: center; }
.nav-links a {
  color: var(--muted); font-size: 14px; font-weight: 500;
  padding: 8px 12px; border: 2px solid transparent;
}
.nav-links a:hover { color: var(--text); border-color: var(--line); }
.nav-toggle {
  display: none; margin-left: auto;
  background: var(--panel); border: 2px solid var(--line); color: var(--text);
  width: 44px; height: 44px; font-size: 18px; cursor: pointer;
}
@media (max-width: 780px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: 62px; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: var(--bg-2); border-bottom: 2px solid var(--line);
    padding: 8px; gap: 2px; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px; border-color: var(--line); }
}

/* ---------- Buttons (chunky, pressable) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--sans); font-weight: 700; font-size: 14px;
  padding: 10px 16px; cursor: pointer; user-select: none;
  color: var(--text); background: var(--panel-2);
  border: 2px solid var(--line-2); box-shadow: var(--sh-sm);
  transition: transform .05s ease, box-shadow .05s ease;
}
.btn:hover { color: var(--text); }
.btn:active { transform: translate(2px, 2px); box-shadow: none; }
.btn-primary { background: var(--magenta); border-color: #ff7bcd; color: #150011; }
.btn-primary:hover { color: #150011; }
.btn-cyan { background: var(--cyan); border-color: #7bf4f4; color: #052423; }
.btn-cyan:hover { color: #052423; }
.btn-lime { background: var(--lime); border-color: #b6ffb6; color: #052605; }
.btn-lime:hover { color: #052605; }
.btn-ghost { background: transparent; box-shadow: none; border-color: var(--line); }
.btn-ghost:active { transform: none; }
.btn-sm { padding: 7px 11px; font-size: 13px; }
.btn.active { border-color: var(--cyan); color: #fff; }
.btn:disabled { opacity: .4; cursor: not-allowed; transform: none; box-shadow: var(--sh-sm); }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 18px; }
.grid.cols-auto { grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); }

.tool-card {
  display: block; background: var(--panel);
  border: 2px solid var(--line); box-shadow: var(--sh);
  padding: 18px; position: relative;
  transition: transform .06s ease, box-shadow .06s ease, border-color .06s ease;
}
a.tool-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(0,0,0,0.55);
  border-color: var(--magenta);
}
.tool-card .ico {
  width: 42px; height: 42px; display: grid; place-items: center; font-size: 22px;
  background: var(--panel-2); border: 2px solid var(--line); margin-bottom: 12px;
}
.tool-card h3 { margin: 0 0 6px; font-size: 16px; color: var(--text); }
.tool-card p { margin: 0; color: var(--muted); font-size: 14px; }
.tool-card .tag {
  position: absolute; top: -2px; right: -2px;
  font-size: 10px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase;
  padding: 4px 8px; background: var(--lime); color: #052605; border: 2px solid #b6ffb6;
}
.tool-card .tag.hot { background: var(--magenta); border-color: #ff7bcd; color: #150011; }

/* ---------- Hero ---------- */
.hero { padding: 48px 0 20px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 32px; align-items: center; }
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; gap: 24px; } }
.hero h1 {
  font-family: var(--pixel);
  font-size: clamp(26px, 6vw, 46px); line-height: 1.15; margin: 0 0 16px;
  color: var(--text);
  text-shadow: 4px 4px 0 var(--magenta);
}
.hero h1 span { color: var(--cyan); text-shadow: 4px 4px 0 #0a4a4a; display: inline-block; }
.hero .tagline { color: #c7c7d6; font-size: clamp(15px, 2.4vw, 19px); margin: 0 0 22px; max-width: 540px; }
.hero .tagline b { color: var(--text); }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.hero-stats { display: flex; gap: 22px; flex-wrap: wrap; }
.hero-stats div { font-size: 13px; color: var(--muted); }
.hero-stats b { display: block; font-family: var(--pixel); font-size: 16px; color: var(--lime); margin-bottom: 3px; }

/* live doodle pad hook */
.doodle-wrap { background: var(--panel); border: 2px solid var(--line); box-shadow: var(--sh); padding: 14px; }
.doodle-wrap .bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.doodle-wrap .bar span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }
.doodle-pal { display: flex; gap: 5px; }
.doodle-pal button { width: 20px; height: 20px; border: 2px solid #0008; cursor: pointer; padding: 0; }
.doodle-pal button.on { border-color: #fff; }
#doodle { width: 100%; display: block; background: #0b0b0f; border: 2px solid var(--line); cursor: crosshair; }
.doodle-wrap .foot { display: flex; gap: 8px; margin-top: 10px; }

/* ---------- Search ---------- */
.searchbar { display: flex; gap: 10px; max-width: 560px; margin: 0 0 14px; }
.searchbar input {
  flex: 1; background: var(--panel); border: 2px solid var(--line); color: var(--text);
  padding: 12px 14px; font-size: 15px; font-family: var(--sans);
}
.searchbar input:focus { outline: none; border-color: var(--cyan); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 12px; color: var(--muted); background: var(--panel);
  border: 2px solid var(--line); padding: 5px 11px; cursor: pointer; font-weight: 600;
}
.chip:hover { color: var(--text); border-color: var(--cyan); }

/* ---------- Section ---------- */
.section { padding: 34px 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.section-head h2 { font-family: var(--pixel); font-size: clamp(15px, 3.2vw, 20px); margin: 0; color: var(--text); }
.section-head h2 .accent { color: var(--magenta); }
.section-head .kv { color: var(--muted); }

/* ---------- Ad slots (labeled, boxed, non-intrusive) ---------- */
.ad-slot {
  margin: 22px auto;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  max-width: 100%;
}
.ad-slot .ad-label {
  font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase;
  color: #55556a; align-self: center;
}
.ad-slot iframe { max-width: 100%; background: transparent; }
.ad-slot[data-format="leaderboard"] { max-width: 728px; }
.ad-slot[data-format="rectangle"]   { max-width: 336px; }
.ad-slot[data-format="native"]      { max-width: 100%; width: 100%; }
.ad-slot[data-format="mobile"]      { max-width: 320px; }

/* ---------- Tool page layout ---------- */
.tool-header { padding: 24px 0 10px; }
.breadcrumb { font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--cyan); }
.tool-header h1 { font-size: clamp(22px, 4vw, 32px); margin: 0 0 8px; }
.tool-header p { color: #c1c1d2; margin: 0; max-width: 740px; }

.tool-layout { display: grid; grid-template-columns: 288px 1fr; gap: 20px; align-items: start; }
@media (max-width: 880px) { .tool-layout { grid-template-columns: 1fr; } }

.panel { background: var(--panel); border: 2px solid var(--line); box-shadow: var(--sh); padding: 16px; }
.panel h3 { margin: 0 0 12px; font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.field input[type=range] { width: 100%; accent-color: var(--magenta); }
.field input[type=number], .field input[type=text], .field select {
  width: 100%; background: var(--bg-2); border: 2px solid var(--line); color: var(--text);
  padding: 9px 10px; font-size: 14px; font-family: var(--sans);
}
.field input:focus, .field select:focus { outline: none; border-color: var(--cyan); }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row > * { flex: 1; }

.stage {
  background:
    conic-gradient(#181820 25%, #14141a 0 50%, #181820 0 75%, #14141a 0) 0 0 / 24px 24px;
  border: 2px solid var(--line); box-shadow: var(--sh); padding: 18px;
  display: flex; flex-direction: column; align-items: center; gap: 14px; min-height: 340px;
}
canvas { image-rendering: pixelated; image-rendering: crisp-edges; touch-action: none; }

.swatches { display: flex; flex-wrap: wrap; gap: 6px; }
.swatch { width: 26px; height: 26px; border: 2px solid #0008; cursor: pointer; }
.swatch.active { border-color: #fff; }

.toolbar { display: flex; flex-wrap: wrap; gap: 6px; }

/* prose / how-to */
.prose { max-width: 760px; }
.prose h2 { font-size: 21px; margin: 28px 0 10px; color: var(--text); }
.prose h3 { font-size: 16px; margin: 20px 0 8px; color: var(--text); }
.prose p, .prose li { color: #c4c4d4; font-size: 15px; }
.prose code { background: var(--panel-2); padding: 2px 6px; font-family: var(--mono); font-size: 13px; color: var(--lime); }
.prose ol, .prose ul { padding-left: 22px; }
.faq { border-top: 2px solid var(--line); margin-top: 8px; }
.faq details { border-bottom: 2px solid var(--line); padding: 12px 0; }
.faq summary { cursor: pointer; font-weight: 700; color: var(--text); font-size: 15px; }
.faq p { margin: 8px 0 0; }

.related .grid.cols-auto { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); }

/* misc */
.notice { font-size: 13px; color: var(--muted); background: var(--panel-2); border: 2px solid var(--line); padding: 10px 12px; }
.hidden { display: none !important; }
.dropzone {
  border: 2px dashed var(--line-2); padding: 30px; text-align: center; color: var(--muted);
  cursor: pointer; transition: border-color .1s, color .1s; width: 100%; background: var(--bg-2);
}
.dropzone:hover, .dropzone.drag { border-color: var(--cyan); color: var(--text); }
.kv { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.share { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }

/* footer */
.site-footer { border-top: 2px solid var(--line); margin-top: 44px; padding: 32px 0 40px; background: var(--bg-2); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 22px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin: 0 0 10px; }
.footer-grid a { display: block; color: #b3b3c6; font-size: 14px; padding: 3px 0; }
.footer-grid a:hover { color: var(--cyan); }
.footer-brand p { color: var(--muted); font-size: 14px; max-width: 320px; }
.footer-bottom { margin-top: 24px; padding-top: 16px; border-top: 2px solid var(--line); color: var(--muted); font-size: 13px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* toast */
.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--lime); color: #052605; font-weight: 800; font-size: 14px;
  padding: 10px 18px; border: 2px solid #b6ffb6; opacity: 0; pointer-events: none;
  transition: opacity .15s, transform .15s; z-index: 100;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }