/* ==========================================================================
   Keenheart Enterprise — design tokens
   ========================================================================== */
:root{
  --bg:            #FBF3EA;
  --bg-raised:     #FFFFFF;
  --ink:           #221C15;
  --ink-soft:      #5C5347;
  --orange:        #FF8A3D;
  --orange-deep:   #E06A21;
  --orange-soft:   #FFE3CC;
  --teal:          #1F3B39;
  --teal-soft:     #2C504D;
  --amber:         #FFC24B;
  --line:          #E7DBCB;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --wrap: 1180px;
  --radius: 14px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
.mono{ font-family:var(--font-mono); }

h1,h2,h3{
  font-family:var(--font-display);
  line-height:1.08;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{ font-size:clamp(2.4rem, 5vw, 4rem); font-weight:700; }
h2{ font-size:clamp(1.7rem, 3vw, 2.5rem); font-weight:600; }
h3{ font-size:1.15rem; font-weight:600; }
p{ margin:0 0 1em; color:var(--ink-soft); }

.wrap{ max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }

.eyebrow{
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.72rem;
  color:var(--orange-deep);
  font-weight:500;
  margin-bottom:.9em;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5em;
  padding:.85em 1.5em;
  border-radius:999px;
  font-weight:600;
  font-size:.95rem;
  text-decoration:none;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover{ transform:translateY(-1px); }
.btn:focus-visible{ outline:2px solid var(--teal); outline-offset:3px; }
.btn-primary{
  background:var(--orange);
  color:#1B140C;
  box-shadow:0 8px 20px -8px rgba(224,106,33,.55);
}
.btn-primary:hover{ background:var(--orange-deep); color:#fff; }
.btn-ghost{
  background:transparent;
  border-color:var(--ink);
  color:var(--ink);
}
.btn-ghost:hover{ background:var(--ink); color:var(--bg); }

/* ==========================================================================
   Background circuit spine (signature motion element)
   ========================================================================== */
.trace-spine{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(circle at 50% 0%, rgba(255,138,61,.08), transparent 45%);
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(251,243,234,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  padding-block:14px;
}
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--ink); margin-right:auto; }
.brand-mark{ color:var(--orange-deep); display:flex; }
.brand-text{ display:flex; flex-direction:column; line-height:1; }
.brand-name{ font-family:var(--font-display); font-weight:700; font-size:1.15rem; }
.brand-sub{ font-family:var(--font-mono); font-size:.62rem; letter-spacing:.22em; color:var(--ink-soft); }

.main-nav{ display:flex; gap:28px; }
.main-nav a{ text-decoration:none; font-weight:500; font-size:.94rem; color:var(--ink); position:relative; padding:4px 0; }
.main-nav a::after{
  content:"";
  position:absolute; left:0; right:100%; bottom:0;
  height:2px; background:var(--orange-deep);
  transition:right .2s ease;
}
.main-nav a:hover::after{ right:0; }

.nav-cta{ padding:.6em 1.3em; font-size:.88rem; }

.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  cursor:pointer;
  padding:6px;
}
.nav-toggle span{ width:22px; height:2px; background:var(--ink); display:block; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{ padding-block:64px 40px; position:relative; }
.hero-inner{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:40px;
  align-items:center;
}
.ink-orange{ color:var(--orange-deep); }
.hero-lead{ font-size:1.08rem; max-width:46ch; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin:28px 0 40px; }

.hero-stats{ display:flex; gap:36px; margin:0; padding-top:22px; border-top:1px solid var(--line); }
.hero-stats div{ display:flex; flex-direction:column; gap:2px; }
.hero-stats dt{ font-size:1.3rem; font-weight:600; color:var(--orange-deep); }
.hero-stats dd{ margin:0; font-size:.72rem; color:var(--ink-soft); letter-spacing:.03em; }

.hero-diagram{ color:var(--ink); }
.hero-svg .trace{
  fill:none;
  stroke:var(--orange);
  stroke-width:2;
  stroke-linecap:round;
  stroke-dasharray:400;
  stroke-dashoffset:400;
  animation:draw 1.4s ease forwards;
}
.hero-svg .trace:nth-of-type(2){ animation-delay:.15s; }
.hero-svg .trace:nth-of-type(3){ animation-delay:.25s; }
.hero-svg .trace:nth-of-type(4){ animation-delay:.35s; }
.hero-svg .trace:nth-of-type(5){ animation-delay:.55s; }
.hero-svg .trace:nth-of-type(6){ animation-delay:.65s; }
.hero-svg .trace:nth-of-type(7){ animation-delay:.75s; }
@keyframes draw{ to{ stroke-dashoffset:0; } }

.node{ fill:var(--orange-deep); }
.node-hub{ fill:var(--teal); }
.node-ring{
  fill:var(--bg-raised);
  stroke:var(--orange);
  stroke-width:2;
  opacity:0;
  animation:pop .5s ease forwards;
}
.endpoint:nth-of-type(1) .node-ring{ animation-delay:.9s; }
.endpoint:nth-of-type(2) .node-ring{ animation-delay:1.05s; }
.endpoint:nth-of-type(3) .node-ring{ animation-delay:1.2s; }
@keyframes pop{ from{ opacity:0; transform:scale(.6); } to{ opacity:1; transform:scale(1); } }
.endpoint path, .endpoint circle:not(.node-ring){ color:var(--teal); opacity:0; animation:pop .4s ease forwards; }
.endpoint:nth-of-type(1) path{ animation-delay:1.1s; }
.endpoint:nth-of-type(2) circle:not(.node-ring){ animation-delay:1.25s; }
.endpoint:nth-of-type(3) path{ animation-delay:1.4s; }
.node-label{
  text-anchor:middle;
  font-size:11px;
  fill:var(--ink-soft);
  letter-spacing:.06em;
}

/* ==========================================================================
   Services
   ========================================================================== */
.services{ padding-block:70px; }
.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  margin-top:36px;
}
.card{
  background:var(--bg-raised);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px 26px;
  display:flex;
  flex-direction:column;
  transition:transform .2s ease, box-shadow .2s ease;
}
.card:hover{ transform:translateY(-4px); box-shadow:0 20px 40px -24px rgba(34,28,21,.25); }
.card-tag{
  display:inline-block;
  font-size:.72rem;
  color:var(--orange-deep);
  background:var(--orange-soft);
  padding:.3em .7em;
  border-radius:6px;
  width:fit-content;
  margin-bottom:14px;
  letter-spacing:.05em;
}
.card-dark{
  background:var(--teal);
  border-color:var(--teal);
  color:#EFE9DF;
}
.card-dark h3, .card-dark p{ color:#EFE9DF; }
.card-dark .card-tag{ background:rgba(255,138,61,.16); color:var(--orange); }
.card-dark .card-list li::before{ color:var(--orange); }
.card-dark .card-link{ color:var(--orange); }

.card-list{ list-style:none; margin:0 0 22px; padding:0; display:flex; flex-direction:column; gap:8px; }
.card-list li{ position:relative; padding-left:1.3em; font-size:.92rem; }
.card-list li::before{
  content:"—";
  position:absolute; left:0; color:var(--orange-deep); font-family:var(--font-mono);
}
.card-link{
  margin-top:auto;
  text-decoration:none;
  font-weight:600;
  font-size:.92rem;
  color:var(--orange-deep);
}
.card-link:hover{ text-decoration:underline; }

/* ==========================================================================
   Process
   ========================================================================== */
.process{ padding-block:70px; background:var(--bg-raised); border-block:1px solid var(--line); }
.process-inner{ display:grid; grid-template-columns:.9fr 1.1fr; gap:50px; }
.process-lead{ max-width:40ch; }
.process-steps{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:0; }
.process-steps li{
  display:flex; gap:20px;
  padding-block:22px;
  border-top:1px solid var(--line);
}
.process-steps li:last-child{ border-bottom:1px solid var(--line); }
.step-no{ font-size:.85rem; color:var(--orange-deep); padding-top:3px; min-width:2.4em; }

/* ==========================================================================
   Why us
   ========================================================================== */
.why{ padding-block:70px; }
.why-inner{ display:grid; grid-template-columns:1.05fr .95fr; gap:50px; align-items:start; }
.why-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:18px; }
.why-list li{ padding-left:1.6em; position:relative; color:var(--ink-soft); }
.why-list li::before{
  content:"";
  position:absolute; left:0; top:.5em;
  width:8px; height:8px; border-radius:50%;
  background:var(--orange);
}
.why-list strong{ color:var(--ink); }

.job-ticket{
  background:var(--teal);
  color:#EFE9DF;
  border-radius:var(--radius);
  padding:26px 24px;
  font-size:.86rem;
}
.ticket-row{
  display:flex; justify-content:space-between;
  padding-block:10px;
  border-bottom:1px dashed rgba(239,233,223,.25);
}
.ticket-row span:first-child{ color:rgba(239,233,223,.55); letter-spacing:.06em; font-size:.75rem; }
.ticket-row:last-child{ border-bottom:none; }
.status-dot{ color:var(--orange); font-weight:600; }
.status-dot::before{ content:"● "; }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact{ padding-block:70px; background:var(--bg-raised); border-top:1px solid var(--line); }
.contact-inner{ display:grid; grid-template-columns:.9fr 1.1fr; gap:56px; }
.contact-lead{ max-width:42ch; }
.info-block p{ margin-bottom:1.1em; color:var(--ink); }
.info-block strong{ display:block; font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color:var(--orange-deep); margin-bottom:.2em; }

.contact-form{ display:flex; flex-direction:column; gap:16px; }
.form-row{ display:flex; flex-direction:column; gap:6px; }
.form-row-split{ flex-direction:row; gap:16px; }
.form-row-split > div{ flex:1; display:flex; flex-direction:column; gap:6px; }
label{ font-size:.82rem; font-weight:600; color:var(--ink); }
input, select, textarea{
  font-family:var(--font-body);
  font-size:.95rem;
  padding:.8em .9em;
  border-radius:8px;
  border:1.5px solid var(--line);
  background:var(--bg);
  color:var(--ink);
}
input:focus, select:focus, textarea:focus{
  outline:none;
  border-color:var(--orange);
  box-shadow:0 0 0 3px var(--orange-soft);
}
.form-submit{ margin-top:6px; align-self:flex-start; }
.form-status{ font-size:.88rem; min-height:1.2em; color:var(--teal); font-weight:600; }
.form-status.error{ color:#B3401F; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background:var(--ink); color:#EFE9DF; padding-block:36px; }
.footer-inner{ display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:12px; }
.footer-brand{ display:flex; align-items:baseline; gap:8px; }
.footer-brand .brand-name{ font-family:var(--font-display); font-weight:700; }
.footer-brand .brand-sub{ letter-spacing:.18em; font-size:.62rem; color:#A79E8F; }
.footer-tag{ margin:0; font-size:.85rem; color:#C9C0B0; }
.footer-copy{ margin:0; font-size:.75rem; color:#8B8172; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:920px){
  .hero-inner, .process-inner, .why-inner, .contact-inner{ grid-template-columns:1fr; }
  .hero-diagram{ order:-1; max-width:320px; margin-inline:auto; }
  .cards{ grid-template-columns:1fr; }
  .main-nav{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-cta{ display:none; }

  .site-header.open .main-nav{
    display:flex;
    flex-direction:column;
    position:absolute;
    top:100%; left:0; right:0;
    background:var(--bg-raised);
    padding:20px 24px;
    border-bottom:1px solid var(--line);
    gap:16px;
  }
}
@media (max-width:560px){
  .hero-stats{ gap:22px; flex-wrap:wrap; }
  .form-row-split{ flex-direction:column; }
}