:root{
  --tile: #199191;
  --tile-hover: #147575;
  --ink: #1A1C1A;
  --ink-deep: #122022;
  --ink-2: #173033;
  --cream: #E2EAE1;
  --paper: #F3F7F7;
  --paper-2: #E2EAE1;
  --light-teal: #7FCFCF;
  --deep-teal: #0E4A4A;
  --ink-line: rgba(226,234,225,0.16);
  --paper-line: rgba(25,145,145,0.16);
  --text-on-ink: #E2EAE1;
  --text-on-ink-dim: rgba(226,234,225,0.68);
  --text-on-paper: #1A1C1A;
  --text-on-paper-dim: rgba(26,28,26,0.66);
  --radius: 3px;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, monospace;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--ink-deep);
  color: var(--text-on-ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3{ margin: 0; font-weight: 600; letter-spacing: -0.02em; }
p{ margin: 0; }
a{ color: inherit; }
img{ max-width: 100%; height: auto; display: block; }
::selection{ background: var(--tile); color: var(--cream); }

.wrap{ max-width: 1120px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 640px){ .wrap{ padding: 0 20px; } }

.skip{
  position: absolute; left: 12px; top: -40px;
  background: var(--tile); color: var(--cream);
  padding: 8px 12px; z-index: 100; text-decoration: none;
}
.skip:focus{ top: 12px; }

.nav{
  position: sticky; top: 0; z-index: 50;
  background: rgba(243,247,247,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--paper-line);
  color: var(--text-on-paper);
}
.nav .wrap{ display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand{ display: flex; align-items: center; text-decoration: none; }
.brand img{ height: 40px; width: auto; }
.nav-links{ display: flex; align-items: center; gap: 28px; }
.nav-links a{
  font-size: 0.92rem; text-decoration: none;
  color: var(--text-on-paper-dim); transition: color .2s;
}
.nav-links a:hover{ color: var(--tile); }
.nav-contact{
  font-family: var(--mono); font-size: 0.8rem;
  padding: 9px 16px; border: 1px solid var(--paper-line);
  border-radius: var(--radius); color: var(--text-on-paper);
  transition: border-color .2s, color .2s;
}
.nav-contact:hover{ border-color: var(--tile); color: var(--tile); }
@media (max-width: 640px){ .nav-links a:not(.nav-contact){ display: none; } }

.hero{ position: relative; overflow: hidden; padding: 92px 0 100px; }
.blob{ position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.22; pointer-events: none; }
.blob-a{ width: 460px; height: 460px; background: var(--tile); top: -210px; left: -160px; animation: drift 18s ease-in-out infinite alternate; }
.blob-b{ width: 400px; height: 400px; background: var(--light-teal); bottom: -230px; right: -150px; animation: drift 22s ease-in-out infinite alternate-reverse; }
@keyframes drift{ from{ transform: translate(0,0); } to{ transform: translate(24px,18px); } }

.hero-inner{ position: relative; z-index: 1; max-width: 740px; }
.eyebrow{ font-family: var(--mono); font-size: 0.8rem; color: var(--text-on-ink-dim); margin-bottom: 20px; }

.hero h1{
  font-size: clamp(2.2rem, 5.2vw, 3.5rem);
  line-height: 1.12;
  font-weight: 600;
  color: var(--text-on-ink);
}
.hero h1 .h1-motion{
  display: inline-block;
  background-image: linear-gradient(110deg, #E2EAE1 0%, #E2EAE1 16%, #199191 40%, #7FCFCF 62%, #E2EAE1 84%, #E2EAE1 100%);
  background-size: 220% 100%;
  background-position: 0% 50%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: heading-shift 9s ease-in-out infinite;
}
@keyframes heading-shift{
  0%{ background-position: 0% 50%; }
  50%{ background-position: 100% 50%; }
  100%{ background-position: 0% 50%; }
}

.hero-sub{ margin-top: 24px; font-size: 1.12rem; color: var(--text-on-ink-dim); max-width: 54ch; }
.hero-links{ margin-top: 36px; display: flex; gap: 24px; flex-wrap: wrap; }
.hero-links a{
  font-family: var(--mono); font-size: 0.88rem; text-decoration: none;
  color: var(--text-on-ink); border-bottom: 1px solid var(--ink-line);
  padding-bottom: 2px; transition: border-color .2s, color .2s;
}
.hero-links a:hover{ color: var(--light-teal); border-color: var(--light-teal); }

.services{ background: var(--paper); color: var(--text-on-paper); padding: 80px 0; }
.services-head{ max-width: 620px; margin-bottom: 48px; }
.services-head h2{ font-size: 1.55rem; }
.services-head p{ margin-top: 14px; color: var(--text-on-paper-dim); }
.services-grid{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; }
@media (max-width: 720px){ .services-grid{ grid-template-columns: 1fr; } }
.service-item{ padding: 28px 32px 28px 0; border-top: 1px solid var(--paper-line); }
.service-item:nth-child(2n){ padding-left: 32px; padding-right: 0; }
@media (max-width: 720px){
  .service-item, .service-item:nth-child(2n){ padding-left: 0; padding-right: 0; }
}
.service-item:nth-last-child(-n+2){ border-bottom: 1px solid var(--paper-line); }
.service-item h3{ font-size: 1.08rem; margin-bottom: 8px; }
.service-item p{ color: var(--text-on-paper-dim); font-size: 0.95rem; }
.service-item .aside{ margin-top: 8px; font-size: 0.82rem; font-style: italic; }
.service-item a.jump{
  display: inline-block; margin-top: 10px; font-family: var(--mono);
  font-size: 0.82rem; text-decoration: none; color: var(--text-on-paper);
  border-bottom: 1px solid var(--paper-line);
}
.service-item a.jump:hover{ color: var(--tile); border-color: var(--tile); }

.work{ padding: 80px 0; background: var(--paper-2); color: var(--text-on-paper); }
.work .wrap{ max-width: 680px; }
.work h2{ font-size: 1.4rem; margin-bottom: 18px; }
.work p{ color: var(--text-on-paper-dim); font-size: 1rem; margin-bottom: 14px; max-width: 60ch; }

.assim{ padding: 84px 0; background: var(--ink-2); border-top: 1px solid var(--ink-line); }
.assim-head{ max-width: 640px; margin-bottom: 48px; }
.assim-tag{ font-family: var(--mono); font-size: 0.78rem; color: var(--light-teal); margin-bottom: 12px; }
.assim h2{ font-size: clamp(1.5rem, 3vw, 1.95rem); }
.assim-head p{ margin-top: 14px; color: var(--text-on-ink-dim); max-width: 58ch; }
.human-note{ margin-top: 16px; font-size: 0.92rem; color: var(--text-on-ink-dim); max-width: 58ch; }
.not-ai{ font-family: var(--mono); font-size: 0.78rem; color: var(--light-teal); }
.assim-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
@media (max-width: 900px){ .assim-grid{ grid-template-columns: 1fr; } }

.step{ display: flex; gap: 16px; padding: 20px 0; border-top: 1px solid var(--ink-line); }
.step:last-child{ border-bottom: 1px solid var(--ink-line); }
.step-num{ font-family: var(--mono); color: var(--light-teal); font-size: 0.92rem; flex-shrink: 0; width: 22px; padding-top: 2px; }
.step h3{ font-size: 1.02rem; }
.step p{ margin-top: 6px; color: var(--text-on-ink-dim); font-size: 0.94rem; }

.form-card{ background: var(--ink-deep); border: 1px solid var(--ink-line); border-radius: 8px; padding: 30px; }
.form-card-label{ font-family: var(--mono); font-size: 0.72rem; color: var(--text-on-ink-dim); margin-bottom: 18px; }
.field{ margin-bottom: 18px; }
.field label{ display: block; font-size: 0.88rem; color: var(--text-on-ink-dim); margin-bottom: 7px; }
.field input, .field textarea{
  width: 100%; background: var(--ink-2); border: 1px solid var(--ink-line);
  border-radius: var(--radius); color: var(--text-on-ink); font-family: var(--sans);
  font-size: 0.94rem; padding: 10px 12px; resize: vertical;
}
.field input:focus, .field textarea:focus{
  outline: 2px solid var(--light-teal); outline-offset: 1px; border-color: var(--light-teal);
}
.hp{ position: absolute; left: -9999px; height: 0; overflow: hidden; }
.form-submit{
  width: 100%; background: var(--tile); color: var(--cream); border: none;
  border-radius: var(--radius); font-family: var(--sans); font-weight: 600;
  font-size: 0.95rem; padding: 13px; cursor: pointer; transition: background .2s;
}
.form-submit:hover{ background: var(--tile-hover); }
.form-submit:disabled{ opacity: 0.6; cursor: not-allowed; }
.form-note{ margin-top: 12px; font-size: 0.8rem; color: var(--text-on-ink-dim); }
.form-error{ display: none; margin-top: 12px; font-size: 0.88rem; color: #E8B4B4; }
.form-error.show{ display: block; }
.form-success{ display: none; text-align: center; padding: 16px 0; }
.form-success.show{ display: block; }
.form-success p:first-child{ color: var(--light-teal); font-family: var(--mono); font-size: 0.88rem; margin-bottom: 8px; }

footer{ padding: 64px 0 32px; }
#contact .foot-head{ max-width: 520px; margin-bottom: 36px; }
#contact .foot-head h2{ font-size: 1.3rem; margin-bottom: 12px; }
#contact .foot-head p{ color: var(--text-on-ink-dim); }
.foot-top{ margin-bottom: 36px; padding-bottom: 36px; border-bottom: 1px solid var(--ink-line); }
.foot-contact{ font-family: var(--mono); font-size: 0.85rem; color: var(--text-on-ink-dim); line-height: 2.1; }
.foot-contact a{ color: var(--text-on-ink); text-decoration: none; border-bottom: 1px solid var(--ink-line); }
.foot-bottom{
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-family: var(--mono); font-size: 0.76rem; color: var(--text-on-ink-dim);
}
.foot-bottom a{ color: var(--text-on-ink-dim); text-decoration: none; border-bottom: 1px solid var(--ink-line); }

.legal{ background: var(--paper); color: var(--text-on-paper); min-height: 100vh; }
.legal-main{ padding: 72px 0 96px; max-width: 720px; }
.legal-main h1{ font-size: clamp(1.8rem, 3vw, 2.2rem); margin-bottom: 12px; }
.legal-main .meta{ font-family: var(--mono); font-size: 0.8rem; color: var(--text-on-paper-dim); margin-bottom: 32px; }
.legal-main h2{ font-size: 1.15rem; margin: 28px 0 10px; }
.legal-main p, .legal-main li{ color: var(--text-on-paper-dim); margin-bottom: 12px; }
.legal-main ul{ padding-left: 1.2rem; }
.legal-main a{ color: var(--tile); }

.notfound{ min-height: 70vh; display: flex; align-items: center; padding: 80px 0; }
.notfound h1{ font-size: 2rem; margin-bottom: 12px; }
.notfound p{ color: var(--text-on-ink-dim); max-width: 46ch; }
.notfound a{ color: var(--light-teal); }

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; }
  .hero h1 .h1-motion{
    background: none;
    color: var(--text-on-ink);
    -webkit-text-fill-color: var(--text-on-ink);
    animation: none;
}
}