/* Brand refresh (Gabe): brighter, warmer "Prairie" identity. Loaded last; visual only. */
:root {
  --bg: #fbf7f2; --surface: #ffffff; --surface-2: #f2f8f6;
  --text: #1c2526; --muted: #4f5d5e; --border: #e3dcd2;
  --primary: #0b7a6f; --primary-hover: #08645b; --on-primary: #ffffff;
  --accent: #f26b4f; --accent-soft: #ffe4db; --accent-text: #a63b23;
  --mint: #d7f2ec; --sun: #ffd98a;
  --focus: #c2410c; --banner-bg: #fff1d6; --banner-text: #7a3a0c;
  --radius: 18px; --radius-sm: 12px;
  --shadow: 0 1px 2px rgb(60 40 20 / .05), 0 8px 24px -8px rgb(60 40 20 / .12);
  --shadow-lift: 0 2px 4px rgb(60 40 20 / .06), 0 14px 32px -10px rgb(11 122 111 / .28);
  --font: "Inter", "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --font-display: ui-rounded, "SF Pro Rounded", "Nunito", "Quicksand", "Varela Round", "Segoe UI Variable Display", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1a1d; --surface: #16252a; --surface-2: #1c3036; --text: #eef5f3; --muted: #b0c2c0; --border: #2b4249;
    --primary: #4fd8c4; --primary-hover: #7fe6d6; --on-primary: #05211d;
    --accent: #ff8f78; --accent-soft: #3a211c; --accent-text: #ffb4a3; --mint: #17383a; --sun: #5a4317;
    --focus: #fcc15a; --banner-bg: #3a2a10; --banner-text: #ffe3a8;
    --shadow: 0 1px 2px rgb(0 0 0 / .35), 0 10px 28px -10px rgb(0 0 0 / .55);
    --shadow-lift: 0 2px 4px rgb(0 0 0 / .4), 0 14px 32px -10px rgb(79 216 196 / .22);
  }
}
:root[data-theme="dark"] {
  --bg: #0f1a1d; --surface: #16252a; --surface-2: #1c3036; --text: #eef5f3; --muted: #b0c2c0; --border: #2b4249;
  --primary: #4fd8c4; --primary-hover: #7fe6d6; --on-primary: #05211d;
  --accent: #ff8f78; --accent-soft: #3a211c; --accent-text: #ffb4a3; --mint: #17383a; --sun: #5a4317;
  --focus: #fcc15a; --banner-bg: #3a2a10; --banner-text: #ffe3a8;
  --shadow: 0 1px 2px rgb(0 0 0 / .35), 0 10px 28px -10px rgb(0 0 0 / .55);
  --shadow-lift: 0 2px 4px rgb(0 0 0 / .4), 0 14px 32px -10px rgb(79 216 196 / .22);
}
body { background:
  radial-gradient(60rem 30rem at 110% -10%, var(--mint), transparent 60%),
  radial-gradient(40rem 24rem at -15% 0%, var(--accent-soft), transparent 60%), var(--bg);
  background-attachment: fixed; }
h1, h2, h3, legend, .brand { font-family: var(--font-display); letter-spacing: -.01em; }
h1 { font-weight: 800; }
/* Header + wordmark */
.site-header { background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom-color: var(--border); }
.brand { font-size: 1.125rem; font-weight: 800; }
.brand img { border-radius: 10px; box-shadow: 0 4px 10px -4px rgb(11 122 111 / .5); }
.brand-dot { color: var(--accent-text); }
.tab { border-radius: 999px; border-bottom: 0; margin-block: var(--space-1) var(--space-2); padding-block: var(--space-2); display: inline-flex; align-items: center; }
.tab:hover { background: var(--surface-2); }
.tab[aria-current="page"] { background: var(--primary); color: var(--on-primary); }
.theme-toggle { border-radius: 999px; }
.demo-banner { background: transparent; color: var(--muted); padding-block: var(--space-3) 0; }
.demo-banner .container::before { content: "Demo"; display: inline-block; margin-right: .5rem; padding: 0 .55rem; border-radius: 999px; background: var(--banner-bg); color: var(--banner-text); font-weight: 700; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; }
/* Hero */
.hero { position: relative; display: grid; gap: var(--space-4); align-items: center; padding: var(--space-5); margin-bottom: var(--space-5); border-radius: calc(var(--radius) + 6px); overflow: hidden;
  background: linear-gradient(135deg, var(--mint), var(--surface) 55%, var(--accent-soft)); border: 1px solid var(--border); box-shadow: var(--shadow); }
.hero h1 { margin-bottom: var(--space-2); font-size: clamp(1.75rem, 5vw, 2.5rem); }
.hero-kicker { display: inline-block; margin: 0 0 var(--space-2); padding: .1rem .7rem; border-radius: 999px; background: var(--surface); color: var(--accent-text); font-weight: 700; font-size: .8125rem; box-shadow: var(--shadow); }
.hero-sub { color: var(--muted); max-width: 34rem; margin: 0; font-size: 1.0625rem; }
.hero-art { width: 100%; max-width: 15rem; justify-self: center; }
.hero-art .a-teal { fill: var(--primary); } .hero-art .a-coral { fill: var(--accent); } .hero-art .a-sun { fill: var(--sun); }
.hero-art .a-card { fill: var(--surface); stroke: var(--border); stroke-width: 2; } .hero-art .a-line { fill: var(--surface-2); }
@media (max-width: 47.99rem) { .hero-art { max-width: 9rem; order: -1; justify-self: start; } .hero { padding: var(--space-4); } }
@media (min-width: 48rem) { .hero { grid-template-columns: 1fr auto; padding: var(--space-6); } }
/* Cards, groups, buttons */
.card { border-color: var(--border); }
.bk-group { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); padding: var(--space-4); }
.bk-group legend { font-size: 1.05rem; padding: 0 .4rem; }
.bk-choice { align-items: center; padding: .35rem .6rem; border-radius: 10px; cursor: pointer; transition: background-color .15s ease; }
.bk-choice:hover { background: var(--surface-2); }
.bk-choice input { margin: 0; flex: none; min-height: 0; }
.bk-choice input + span { display: inline-flex; align-items: center; }
.bk-choice:has(input:checked) { background: var(--mint); font-weight: 600; }
.bk-day, .bk-slot, .bk-secondary { border-radius: var(--radius-sm); border-width: 1.5px; }
.bk-day:hover:not(:disabled), .bk-slot:hover { background: var(--surface-2); }
.bk-day[aria-pressed=true], .bk-slot[aria-pressed=true] { background: var(--primary); box-shadow: var(--shadow-lift); }
.bk-primary, .btn { border-radius: 999px; }
.bk-primary, .btn:not(.btn-ghost):not(.btn-secondary):not(.btn-danger) { box-shadow: var(--shadow-lift); }
.bk-primary:hover:not(:disabled), .btn:not(.btn-ghost):not(.btn-secondary):not(.btn-danger):hover { background: var(--primary-hover); transform: translateY(-1px); }
.bk-field input:not([type=checkbox]), .bk-field textarea, input, select, textarea, .fd input, .fd select { border-radius: var(--radius-sm); border-color: color-mix(in srgb, var(--muted) 55%, var(--border)); }
.bk-demo-note, .fd-pin-callout { border-radius: var(--radius-sm); border-left: 4px solid var(--accent); }
.bk-code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; color: var(--accent-text); }
th { font-family: var(--font-display); color: var(--muted); font-size: .875rem; }
tbody tr:hover td { background: var(--surface-2); }
.site-footer { background: transparent; }
@media (prefers-reduced-motion: reduce) { .bk-primary:hover, .btn:hover { transform: none !important; } }
@media (forced-colors: active) { .tab[aria-current="page"] { outline: 2px solid LinkText; } .hero { border: 1px solid CanvasText; } }