/* Showcase page — SMHcoders v3 tokens (src/css/site.css) */
:root {
  --paper: #f3f2ee; --paper-2: #eae8e1; --paper-3: #e0ddd4;
  --ink: #0c1517; --ink-2: #33403f; --mute: #6b7675;
  --line: rgba(12, 21, 23, .13); --line-2: rgba(12, 21, 23, .07);
  --teal: #0e9e96; --teal-d: #0a7a74; --orange: #f07b1e;
  --night: #071114; --night-2: #0d1b1f; --nline: rgba(160, 220, 215, .14); --ntext: #c9d6d4; --nmute: #7d918f;
  --f-head: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --f-body: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --f-serif: "Instrument Serif", ui-serif, Georgia, serif;
  --f-mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --frame: min(1240px, calc(100vw - 48px));
  --ease: cubic-bezier(.2, .7, .1, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--f-body); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.frame { width: var(--frame); margin-inline: auto; }
.mono, .eyebrow { font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.eyebrow { display: block; margin-bottom: 14px; }
.h-display, .h2 { font-family: var(--f-head); font-weight: 600; letter-spacing: -.025em; margin: 0; }
.h-display { font-size: clamp(44px, 7vw, 92px); line-height: .98; }
.h2 { font-size: clamp(30px, 3.6vw, 46px); line-height: 1.05; }
em.s { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; color: var(--teal-d); }
code { font: 500 12.5px var(--f-mono); background: var(--paper-2); padding: 2px 6px; border-radius: 4px; }

/* bar */
.bar { position: sticky; top: 0; z-index: 10; background: rgba(243, 242, 238, .86); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line-2); }
.bar__in { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font: 600 16px var(--f-head); text-decoration: none; letter-spacing: -.01em; }
.brand .mute { color: var(--mute); font-weight: 500; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--teal), var(--orange)); }
.bar nav { display: flex; gap: 22px; margin-left: auto; font-size: 14px; }
.bar nav a { text-decoration: none; color: var(--ink-2); }
.bar nav a:hover { color: var(--teal-d); }
@media (max-width: 760px) { .bar nav { display: none; } .bar .kc { margin-left: auto; } }

/* hero */
.hero { padding: clamp(56px, 9vw, 120px) 0 clamp(48px, 7vw, 90px); border-left: 1px solid var(--line-2); border-right: 1px solid var(--line-2); padding-inline: clamp(20px, 4vw, 56px); }
.lede { max-width: 620px; margin: 26px 0 40px; font-size: 18px; color: var(--ink-2); }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 22px 26px; }
.counter { margin: 28px 0 0; }
.counter b { color: var(--ink); font-weight: 500; }

/* sections */
.sec { padding: clamp(56px, 8vw, 104px) 0; border-top: 1px solid var(--line); }
.sec__h { margin-bottom: 44px; }

.stage {
  display: grid; place-items: center;
  min-height: 150px; padding: 28px 16px;
  border-radius: 6px;
  background:
    radial-gradient(120% 100% at 50% 0%, #faf9f6, var(--paper-2));
  border: 1px solid var(--line-2);
}

.grid5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
@media (max-width: 1100px) { .grid5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .grid5 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 420px) { .grid5 { grid-template-columns: 1fr; } }
.swatch h3 { font: 600 18px var(--f-head); margin: 16px 0 2px; letter-spacing: -.01em; }
.swatch p { margin: 0 0 10px; color: var(--mute); font-size: 14px; }
.chips { display: inline-flex; gap: 4px; margin-left: 8px; vertical-align: middle; }
.chips i { width: 14px; height: 14px; border-radius: 3px; background: var(--c); border: 1px solid var(--line); }

.rowcard { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 36px 56px; padding: 34px 28px; border: 1px solid var(--line-2); border-radius: 6px; background: var(--paper-2); margin-bottom: 18px; }
.lane { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.lane.wide { flex: 1; min-width: 260px; max-width: 640px; }
.cluster { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.grid6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid6 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .grid6 { grid-template-columns: 1fr; } }
.grid6 figure { margin: 0; }
.grid6 figcaption { display: grid; gap: 2px; padding: 14px 2px 0; font-size: 14px; color: var(--mute); }
.grid6 figcaption b { font: 600 17px var(--f-head); color: var(--ink); }

/* playground */
.play { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; }
@media (max-width: 900px) { .play { grid-template-columns: 1fr; } }
.play__stage {
  position: sticky; top: 92px; align-self: start;
  display: grid; place-items: center; min-height: 420px; border-radius: 6px; padding: 40px 20px;
  background:
    linear-gradient(var(--line-2) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, var(--line-2) 1px, transparent 1px) 0 0 / 28px 28px,
    radial-gradient(100% 90% at 50% 20%, #fbfaf7, var(--paper-3));
  border: 1px solid var(--line);
}
.play__ctl { display: grid; gap: 22px; align-content: start; padding: 26px; border: 1px solid var(--line); border-radius: 6px; background: #f7f6f2; }
.ctl { display: grid; gap: 10px; }
.ctl b { color: var(--ink); font-weight: 500; }
.ctl input:not([type]) , .ctl input[type="text"] {
  height: 40px; padding: 0 12px; border: 1px solid var(--line); border-radius: 6px; background: #fff;
  font: 500 15px var(--f-head); color: var(--ink);
}
.ctl input:focus { outline: 2px solid var(--teal); outline-offset: 1px; }
.ctl input[type="range"] { accent-color: var(--teal); width: 100%; }

.code { position: relative; margin-top: 18px; }
.code pre, .steps pre {
  margin: 0; padding: 22px 24px; overflow-x: auto;
  background: var(--night); color: var(--ntext); border-radius: 6px;
  font: 400 13.5px/1.7 var(--f-mono);
}
.code pre { padding-right: 130px; min-height: 92px; }
.code .kc { position: absolute; top: 16px; right: 16px; }
.tok-t { color: #7fd3cc; } .tok-a { color: #f0a868; } .tok-s { color: #e9e3cf; }

/* night */
.night { background: var(--night); color: var(--ntext); }
.night .sec { border-top: 0; }
.night .h2 { color: #fff; }
.night em.s { color: #f0a868; }
.night .eyebrow { color: var(--nmute); }
.nightrow { display: flex; flex-wrap: wrap; gap: 30px; align-items: center; padding: 48px 32px; border: 1px solid var(--nline); border-radius: 6px;
  background: radial-gradient(90% 120% at 30% 0%, var(--night-2), var(--night)); }

/* use */
.steps { display: grid; gap: 26px; margin: 0 0 34px; padding: 0; list-style: none; counter-reset: s; }
.steps li { counter-increment: s; display: grid; gap: 12px; color: var(--ink-2); }
.steps li::before { content: "0" counter(s) " /"; font: 500 11.5px var(--f-mono); letter-spacing: .12em; color: var(--teal-d); }
.steps b { color: var(--ink); font: 600 18px var(--f-head); margin-right: 6px; }
.dl { gap: 16px; }

.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding: 28px 0 40px; border-top: 1px solid var(--line); font-size: 13px; color: var(--mute); }
@media (max-width: 900px) { .play__stage { position: relative; top: 0; min-height: 260px; } }