/* Kerf and Code — company design system.
   Craft meets measurement: cream paper, walnut & rust, forest green, copper traces.
   One stylesheet drives the studio site and all four free tools. */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,400;1,9..144,500&display=swap');

:root {
  /* paper & ink */
  --paper:      #f5f0e8;   /* cream base */
  --paper-2:    #efe7d9;   /* recessed paper */
  --card:       #fbf8f2;   /* raised card */
  --card-2:     #f2ebde;
  --line:       #ddd0bb;   /* warm hairline */
  --line-soft:  #e7dccb;
  --ink:        #2a2018;   /* walnut-black text */
  --ink-soft:   #5c4f42;
  --ink-faint:  #8a7a68;

  /* brand */
  --walnut:     #6b4a2f;   /* the wood */
  --rust:       #b0542a;   /* the K */
  --green:      #2f6b47;   /* the C */
  --green-deep: #245239;
  --copper:     #b87333;   /* circuit traces */
  --gold:       #b8860b;

  /* semantic (kept for the tools) */
  --accent:     #2f6b47;   /* was honest green */
  --accent-2:   #b0542a;   /* was signal blue -> rust */
  --warn:       #c08a2e;
  --bad:        #b0413a;
  --good:       #2f6b47;

  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1080px;
  --measure: 940px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --shadow: 0 1px 2px rgba(42,32,24,.05), 0 8px 24px rgba(42,32,24,.06);
  --shadow-lg: 0 2px 4px rgba(42,32,24,.06), 0 18px 44px rgba(42,32,24,.10);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.6;
  min-height: 100vh;
  background-color: var(--paper);
  /* faint paper tooth + a whisper of wood warmth */
  background-image:
    radial-gradient(900px 500px at 82% -8%, rgba(176,84,42,.06), transparent 60%),
    radial-gradient(760px 520px at -5% 0%, rgba(47,107,71,.05), transparent 55%);
  background-attachment: fixed;
}

a { color: var(--green-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.narrow { max-width: 760px; }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; color: var(--ink); }

/* ------------------------------------------------------------------ */
/* Kerf-joint divider — the finger joints where wood meets board       */
/* ------------------------------------------------------------------ */
.joints { height: 12px; margin: 0; background: repeating-linear-gradient(90deg, var(--walnut) 0 20px, var(--green) 20px 40px); }
.joints.thin { height: 6px; opacity: .9; }

/* ------------------------------------------------------------------ */
/* Top bar                                                             */
/* ------------------------------------------------------------------ */
.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(245, 240, 232, 0.82);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 600; color: var(--ink); font-family: var(--serif); font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand small { display: block; font-family: var(--font); font-weight: 500; font-size: 11px; color: var(--ink-faint); letter-spacing: .03em; margin-top: -1px; }

/* KC monogram mark */
.kc-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 9px;
  background: var(--paper); border: 1px solid var(--line);
  font-family: var(--serif); font-weight: 700; font-size: 21px; line-height: 1;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.6);
  flex: none;
}
.kc-mark .k { color: var(--rust); }
.kc-mark .c { color: var(--green); margin-left: -3px; }

.nav { display: flex; gap: 22px; font-size: 14.5px; align-items: center; }
.nav a { color: var(--ink-soft); font-weight: 500; }
.nav a:hover { color: var(--ink); text-decoration: none; }
.nav a.cta {
  background: var(--green); color: #f7f2ea; padding: 8px 15px; border-radius: 9px; font-weight: 600;
}
.nav a.cta:hover { background: var(--green-deep); color: #fff; }
.nav-toggle { display: none; }

@media (max-width: 720px) {
  .topbar .wrap { height: auto; min-height: 64px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
  .nav { gap: 12px 14px; font-size: 13.5px; flex-wrap: wrap; }
  .brand small { display: none; }
}

/* ------------------------------------------------------------------ */
/* Hero                                                                */
/* ------------------------------------------------------------------ */
.hero { padding: 78px 0 40px; max-width: var(--measure); }
.hero.center { margin: 0 auto; text-align: center; }
.eyebrow { color: var(--rust); font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; font-weight: 600; }
h1 { font-size: clamp(34px, 5.4vw, 58px); line-height: 1.04; margin: 16px 0 18px; }
.hero .lede, .lede { font-size: 19px; color: var(--ink-soft); max-width: 640px; }
.hero.center .lede { margin-left: auto; margin-right: auto; }
.serif-accent { font-style: italic; color: var(--walnut); }

.ctarow { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; align-items: center; }
.hero.center .ctarow { justify-content: center; }
.subtle { font-size: 13.5px; color: var(--ink-faint); margin-top: 14px; }

/* ------------------------------------------------------------------ */
/* Buttons                                                             */
/* ------------------------------------------------------------------ */
button, .btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--green); color: #f7f2ea; border: none; border-radius: 10px;
  padding: 12px 22px; font-size: 15px; font-weight: 600; cursor: pointer;
  font-family: var(--font); text-decoration: none; transition: background .15s, transform .15s, box-shadow .15s;
}
button:hover, .btn:hover { background: var(--green-deep); text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow); }
button.ghost, .btn.ghost {
  background: transparent; color: var(--ink); border: 1px solid var(--line);
}
button.ghost:hover, .btn.ghost:hover { border-color: var(--walnut); color: var(--walnut); background: rgba(107,74,47,.04); }
.btn.rust { background: var(--rust); }
.btn.rust:hover { background: #97431f; }
.btnrow { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 6px; }
.arrow::after { content: " →"; }

/* ------------------------------------------------------------------ */
/* Sections & panels                                                   */
/* ------------------------------------------------------------------ */
.section { padding: 46px 0; }
.section-head { max-width: var(--measure); margin-bottom: 26px; }
.section-head .eyebrow { color: var(--green); }
.section-head h2 { font-size: clamp(24px, 3.4vw, 34px); margin: 8px 0 8px; }
.section-head p { color: var(--ink-soft); margin: 0; max-width: 620px; font-size: 16.5px; }

.panel {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px; margin: 20px 0; box-shadow: var(--shadow);
}
.panel h2 { margin: 0 0 4px; font-size: 20px; }
.panel .hint { color: var(--ink-faint); font-size: 13.5px; margin: 0 0 16px; }

/* ------------------------------------------------------------------ */
/* Product showcase grid (home)                                        */
/* ------------------------------------------------------------------ */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 760px) { .work-grid { grid-template-columns: 1fr; } }

.work-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; overflow: hidden; transition: transform .16s, box-shadow .16s, border-color .16s;
  box-shadow: var(--shadow);
}
.work-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--walnut); text-decoration: none; }
.work-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--green); }
.work-card.rust::before { background: var(--rust); }
.work-card.copper::before { background: var(--copper); }
.work-card.gold::before { background: var(--gold); }
.work-card.shyll::before { background: #d8a63c; }
.work-card.shyll .go { color: #9a6d16; }
.work-card .wc-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.work-card .wc-name { font-family: var(--serif); font-weight: 600; font-size: 22px; color: var(--ink); }
.work-card .status { font-size: 11px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-faint); border: 1px solid var(--line); border-radius: 20px; padding: 3px 10px; }
.work-card .status.live { color: var(--green); border-color: rgba(47,107,71,.4); background: rgba(47,107,71,.08); }
.work-card .status.pilot { color: var(--rust); border-color: rgba(176,84,42,.4); background: rgba(176,84,42,.08); }
.work-card .kicker { font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .07em; margin-bottom: 6px; }
.work-card p { color: var(--ink-soft); margin: 0 0 16px; font-size: 15.5px; }
.work-card .go { margin-top: auto; color: var(--green); font-weight: 600; font-size: 14.5px; }
.work-card.rust .go { color: var(--rust); }

/* generic card (tools index etc.) */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; padding: 8px 0 20px; }
@media (max-width: 680px) { .grid { grid-template-columns: 1fr; } }
.card {
  display: block; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px; transition: border-color .15s, transform .15s, box-shadow .15s; box-shadow: var(--shadow);
}
.card:hover { border-color: var(--walnut); transform: translateY(-2px); text-decoration: none; box-shadow: var(--shadow-lg); }
.card .tag { font-size: 12px; color: var(--ink-faint); letter-spacing: .05em; text-transform: uppercase; }
.card h3 { margin: 8px 0 6px; font-size: 20px; color: var(--ink); }
.card p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.card .go { margin-top: 14px; color: var(--green); font-size: 14px; font-weight: 600; }

/* ------------------------------------------------------------------ */
/* Feature rows (product pages)                                        */
/* ------------------------------------------------------------------ */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; padding: 30px 0; border-top: 1px solid var(--line-soft); }
.feature:first-of-type { border-top: none; }
.feature.flip .feat-media { order: -1; }
.feature h3 { font-size: 23px; margin: 6px 0 10px; }
.feature p { color: var(--ink-soft); margin: 0 0 8px; }
.feature .eyebrow { color: var(--green); }
.feat-media {
  background: var(--card-2); border: 1px solid var(--line); border-radius: var(--radius);
  min-height: 190px; display: flex; align-items: center; justify-content: center; padding: 22px; box-shadow: var(--shadow);
}
@media (max-width: 760px) { .feature { grid-template-columns: 1fr; gap: 16px; } .feature.flip .feat-media { order: 0; } }

/* three-up steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.step .num { font-family: var(--serif); font-size: 30px; color: var(--rust); line-height: 1; }
.step h3 { font-size: 18px; margin: 10px 0 6px; }
.step p { color: var(--ink-soft); font-size: 14.5px; margin: 0; }

/* value / trust grid */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 760px) { .values { grid-template-columns: 1fr; } }
.value { padding: 18px 20px; border-left: 3px solid var(--green); background: var(--card); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; box-shadow: var(--shadow); }
.value:nth-child(3n+2) { border-color: var(--rust); }
.value:nth-child(3n) { border-color: var(--copper); }
.value h4 { margin: 0 0 5px; font-size: 16px; }
.value p { margin: 0; font-size: 14px; color: var(--ink-soft); }

/* ------------------------------------------------------------------ */
/* Prose (about)                                                       */
/* ------------------------------------------------------------------ */
.prose { max-width: 680px; font-size: 17.5px; color: var(--ink); }
.prose p { margin: 0 0 18px; }
.prose h2 { font-size: 26px; margin: 34px 0 12px; }
.prose h3 { font-size: 19px; margin: 26px 0 8px; }
.prose .lead { font-size: 21px; line-height: 1.5; color: var(--ink); }
.pull { font-family: var(--serif); font-style: italic; font-size: 23px; color: var(--walnut); border-left: 3px solid var(--rust); padding: 6px 0 6px 20px; margin: 26px 0; }

/* ------------------------------------------------------------------ */
/* Tool page shell (kept, restyled)                                    */
/* ------------------------------------------------------------------ */
.tool-hero { padding: 40px 0 8px; }
.tool-hero .kicker { color: var(--rust); font-size: 13px; letter-spacing: .1em; text-transform: uppercase; font-weight: 600; }
.tool-hero h1 { font-size: clamp(28px, 4vw, 40px); margin: 10px 0 8px; }
.tool-hero p { color: var(--ink-soft); max-width: 660px; margin: 0; font-size: 17px; }

label { display: block; font-size: 13px; color: var(--ink-soft); margin-bottom: 6px; font-weight: 600; }
input[type=number], input[type=text], textarea, select {
  width: 100%; background: var(--paper); border: 1px solid var(--line);
  color: var(--ink); border-radius: 9px; padding: 10px 12px; font-size: 15px; font-family: var(--font);
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(47,107,71,.12); }
textarea { min-height: 150px; resize: vertical; font-family: var(--mono); font-size: 14px; line-height: 1.6; }
.field { margin-bottom: 14px; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }

.variant { display: grid; grid-template-columns: 1.2fr 1fr 1fr auto; gap: 10px; align-items: end; margin-bottom: 10px; }
.variant .rm { align-self: end; }
@media (max-width: 560px) { .variant { grid-template-columns: 1fr 1fr; } }

.result { display: none; }
.result.show { display: block; }
.verdict-banner {
  border-radius: 12px; padding: 18px 20px; margin-bottom: 18px; border: 1px solid var(--line);
  background: var(--card-2);
}
.verdict-banner.call, .verdict-banner.go { border-color: var(--good); background: rgba(47,107,71,.10); }
.verdict-banner.wait, .verdict-banner.more { border-color: var(--warn); background: rgba(192,138,46,.12); }
.verdict-banner.stop, .verdict-banner.nogo { border-color: var(--bad); background: rgba(176,65,58,.10); }
.verdict-banner h3 { margin: 0 0 4px; font-size: 20px; }
.verdict-banner p { margin: 0; color: var(--ink-soft); }

table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.data th { color: var(--ink-faint); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
table.data td.num { font-family: var(--mono); }

.bar { height: 8px; background: var(--paper-2); border-radius: 5px; overflow: hidden; }
.bar > span { display: block; height: 100%; background: linear-gradient(90deg, var(--copper), var(--green)); }

.stat { display: inline-block; margin-right: 26px; margin-bottom: 8px; }
.stat .k { display: block; font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .05em; }
.stat .v { font-size: 24px; font-family: var(--mono); font-weight: 600; }

.flag { border-left: 3px solid var(--line); padding: 8px 0 8px 14px; margin: 10px 0; color: var(--ink-soft); font-size: 14px; }
.flag.warn { border-color: var(--warn); }
.flag.good { border-color: var(--good); }
.flag.bad { border-color: var(--bad); }
.flag.info { border-color: var(--ink-faint); }

.q { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 12px; background: var(--paper); }
.q .qt { font-weight: 600; margin-bottom: 8px; }
.q .badge { font-size: 11px; padding: 2px 8px; border-radius: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.badge.clean { background: rgba(47,107,71,.16); color: var(--green); }
.badge.minor { background: rgba(184,115,51,.18); color: var(--copper); }
.badge.fair  { background: rgba(192,138,46,.18); color: var(--warn); }
.badge.poor  { background: rgba(176,65,58,.16); color: var(--bad); }
.finding { font-size: 13px; margin: 8px 0; padding-left: 12px; border-left: 2px solid var(--line); }
.finding .fix { color: var(--green); }
.sev-high { border-color: var(--bad); }
.sev-medium { border-color: var(--warn); }
.sev-low { border-color: var(--ink-faint); }

.note { font-size: 13px; color: var(--ink-faint); }
.pill { display:inline-block; font-size: 12px; color: var(--ink-faint); border: 1px solid var(--line); border-radius: 20px; padding: 2px 10px; margin-left: 8px; }
.back { color: var(--ink-faint); font-size: 14px; display: inline-block; margin: 14px 0 0; }

/* ------------------------------------------------------------------ */
/* CTA band + footer                                                   */
/* ------------------------------------------------------------------ */
.cta-band {
  background: var(--walnut); color: #f3e9db; border-radius: var(--radius); padding: 40px 34px; margin: 30px 0;
  position: relative; overflow: hidden;
}
.cta-band h2 { color: #fbf3e7; font-size: 28px; margin: 0 0 8px; }
.cta-band p { color: #e3d3bd; margin: 0 0 20px; max-width: 560px; }
.cta-band .btn { background: var(--paper); color: var(--walnut); }
.cta-band .btn:hover { background: #fff; }

.footer { border-top: 1px solid var(--line); margin-top: 20px; padding: 36px 0 56px; color: var(--ink-faint); font-size: 13.5px; }
.footer .cols { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; }
.footer h5 { font-family: var(--font); text-transform: uppercase; letter-spacing: .06em; font-size: 11.5px; color: var(--ink-faint); margin: 0 0 10px; }
.footer a { display: block; color: var(--ink-soft); margin-bottom: 6px; }
.footer .made { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--line-soft); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }