/* ==========================================================================
   Tyr Labs — tyr-labs.com
   Letterhead: white paper, engraved rules, centered composition.
   Crimson reserved for the rune head, link accents, and the submit button.
   ========================================================================== */

:root{
  --ink:#14181E;
  --muted:#5A6472;
  --faint:#8A93A0;
  --line:#E3E6EB;
  --line-strong:#C9CFD8;
  --paper:#FFFFFF;
  --crimson:#B01E2E;
  --crimson-bright:#E5484D;
  --crimson-hover:#951A28;
  --blue:#2B5FA8;
  --gold:#D4AF37;
  --green:#1E7A4F;
  --sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono:ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}

*, *::before, *::after{ box-sizing:border-box; margin:0; padding:0; }

@media (prefers-reduced-motion: no-preference){
  html{ scroll-behavior:smooth; }
}

html, body{ overflow-x:clip; }

body{
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img, svg{ max-width:100%; }

.wrap{
  max-width:1080px;
  margin-inline:auto;
  padding-inline:clamp(22px, 5vw, 48px);
}

:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:3px;
  border-radius:2px;
}

.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  background:var(--crimson);
  color:#fff;
  padding:10px 16px;
  z-index:100;
  border-radius:4px;
}
.skip-link:focus{ left:12px; top:12px; }

/* ---------- masthead ---------- */

.masthead{
  padding-top:clamp(40px, 7vh, 64px);
  text-align:center;
}

.brand{
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:inherit;
}

.rune{ width:30px; height:30px; display:block; }

.wordmark{
  font-size:15px;
  letter-spacing:.22em;
  display:inline-flex;
  gap:.55em;
  text-indent:.22em; /* optically re-center against trailing letter-space */
}
.wordmark b{ font-weight:700; }
.wordmark .co{ font-weight:500; color:var(--muted); }

.site-nav{
  margin-top:26px;
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:clamp(22px, 4vw, 40px);
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
}

.site-nav a{
  color:#3D4653;
  text-decoration:none;
  padding:2px 1px;
  transition:color .15s ease;
}
.site-nav a:hover{
  color:var(--crimson);
  text-decoration:underline;
  text-decoration-thickness:1px;
  text-underline-offset:7px;
}
.site-nav a.cta{
  color:var(--ink);
  text-decoration:underline;
  text-decoration-color:var(--crimson);
  text-decoration-thickness:1px;
  text-underline-offset:7px;
}
.site-nav a.cta:hover{ color:var(--crimson); }

.double-rule{
  margin-top:clamp(30px, 5vh, 48px);
  border-top:1px solid var(--line-strong);
  border-bottom:1px solid var(--line);
  height:4px;
}

/* ---------- shared editorial bits ---------- */

.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--muted);
  display:inline-flex;
  align-items:center;
  gap:12px;
}
.eyebrow::before{
  content:"";
  width:14px;
  height:1px;
  background:var(--gold);
  flex:none;
}
.eyebrow::after{ /* invisible counterweight so the label sits optically centered */
  content:"";
  width:14px;
  height:1px;
  flex:none;
}

section{ scroll-margin-top:24px; }

.band{ border-top:1px solid var(--line); }
.band-inner{ padding-block:clamp(64px, 12vh, 128px); }

h2{
  margin-top:24px;
  font-size:clamp(28px, 3.6vw, 40px);
  font-weight:300;
  letter-spacing:-0.01em;
  line-height:1.15;
}

/* ---------- hero ---------- */

.hero{
  position:relative;
  overflow:hidden;
  text-align:center;
}

.hero-inner{
  position:relative;
  padding-block:clamp(88px, 15vh, 152px) clamp(96px, 16vh, 164px);
}

.watermark{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%, -53%);
  width:min(540px, 86vw);
  height:auto;
  pointer-events:none;
}

.hero h1{
  position:relative;
  margin-top:30px;
  margin-inline:auto;
  font-size:clamp(40px, 6vw, 70px);
  font-weight:250;
  letter-spacing:-0.015em;
  line-height:1.1;
  max-inline-size:20ch;
  text-wrap:balance;
}

.hero .lede{
  position:relative;
  margin-top:30px;
  margin-inline:auto;
  max-width:46ch;
  font-size:clamp(17px, 2vw, 19px);
  line-height:1.7;
  color:var(--muted);
}
.hero .eyebrow{ position:relative; }

/* ---------- practice ---------- */

.section-head{ text-align:center; }

.cols{
  margin-top:clamp(48px, 7vh, 76px);
  display:grid;
  grid-template-columns:repeat(3, 1fr);
}

.col{
  padding:10px clamp(24px, 3.5vw, 44px);
  text-align:center;
}
.col + .col{ border-left:1px solid var(--line); }

.col .num{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--faint);
}
.col h3{
  margin-top:14px;
  font-size:19px;
  font-weight:600;
  letter-spacing:.005em;
}
.col p{
  margin-top:10px;
  font-size:15.5px;
  line-height:1.7;
  color:var(--muted);
}

/* ---------- contact ---------- */

.contact-inner{
  max-width:640px;
  margin-inline:auto;
  text-align:center;
}

.contact-inner .intro{
  margin-top:18px;
  color:var(--muted);
  max-width:42ch;
  margin-inline:auto;
}

form{
  margin-top:clamp(44px, 6vh, 60px);
  text-align:left;
}

.frow{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
}

.field{ margin-bottom:36px; }

label{
  display:block;
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  margin-bottom:8px;
}

input, textarea{
  width:100%;
  font:inherit;
  font-size:17px;
  line-height:1.5;
  color:var(--ink);
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line-strong);
  border-radius:0;
  padding:8px 2px 10px;
  transition:border-color .18s ease, box-shadow .18s ease;
}
input:hover, textarea:hover{ border-color:#9AA3AF; }
input:focus-visible, textarea:focus-visible{
  outline:none;
  border-color:var(--ink);
  box-shadow:0 1px 0 var(--ink);
}

textarea{
  min-height:128px;
  resize:vertical;
}

/* honeypot: kept in the DOM, hidden from people */
.hp{
  position:absolute !important;
  left:-9999px !important;
  width:1px;
  height:1px;
  overflow:hidden;
}

.actions{
  text-align:center;
  margin-top:10px;
}

.btn{
  display:inline-block;
  font:inherit;
  font-size:15px;
  font-weight:600;
  letter-spacing:.03em;
  color:#fff;
  background:var(--crimson);
  border:0;
  border-radius:4px;
  padding:14px 42px;
  cursor:pointer;
  transition:background .18s ease, transform .06s ease;
}
.btn:hover{ background:var(--crimson-hover); }
.btn:active{ transform:translateY(1px); }
.btn[disabled]{ opacity:.55; cursor:default; }

.form-status{
  min-height:1.5em;
  margin-top:22px;
  text-align:center;
  font-size:14.5px;
}
.form-status.ok{ color:var(--green); }
.form-status.err{ color:var(--crimson); }

.form-notes{
  margin-top:20px;
  text-align:center;
  font-size:13.5px;
  line-height:1.75;
  color:var(--muted);
}

/* ---------- legal / document pages ---------- */

.doc-head{
  text-align:center;
  padding-block:clamp(56px, 9vh, 88px) clamp(28px, 4vh, 40px);
}
.doc-head h1{
  margin-top:24px;
  font-size:clamp(30px, 4vw, 44px);
  font-weight:300;
  letter-spacing:-0.01em;
  line-height:1.15;
}
.doc-head .updated{
  margin-top:18px;
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--faint);
}

.doc{
  max-width:68ch;
  margin-inline:auto;
  text-align:left;
  padding-block:clamp(36px, 6vh, 60px) clamp(72px, 10vh, 110px);
}
.doc h2{
  margin-top:44px;
  font-size:20px;
  font-weight:600;
  letter-spacing:0;
  line-height:1.35;
}
.doc h2:first-of-type{ margin-top:0; }
.doc p, .doc li{
  margin-top:14px;
  color:var(--muted);
  font-size:16px;
}
.doc ul{ margin-top:6px; padding-left:22px; }
.doc li{ margin-top:8px; }
.doc a{ color:var(--blue); text-decoration:underline; text-underline-offset:3px; }
.doc a:hover{ color:var(--crimson); }
.doc strong{ color:var(--ink); font-weight:600; }

/* ---------- 404 ---------- */

.center-panel{
  min-height:52vh;
  display:grid;
  place-content:center;
  text-align:center;
  gap:18px;
  padding-block:64px;
}
.center-panel h1{
  font-size:clamp(34px, 5vw, 54px);
  font-weight:250;
  letter-spacing:-0.015em;
}
.center-panel p{ color:var(--muted); }
.center-panel a{
  color:var(--blue);
  text-decoration:underline;
  text-underline-offset:3px;
}
.center-panel a:hover{ color:var(--crimson); }

/* ---------- footer ---------- */

footer{ border-top:1px solid var(--line); }

.foot-inner{
  padding-block:clamp(48px, 8vh, 72px) 36px;
  text-align:center;
}

.foot-inner .rune{ width:24px; height:24px; }
.foot-inner .wordmark{ font-size:13px; }

.foot-nav{
  margin-top:22px;
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:clamp(20px, 4vw, 36px);
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
}
.foot-nav a{
  color:#3D4653;
  text-decoration:none;
  padding:2px 1px;
  transition:color .15s ease;
}
.foot-nav a:hover{
  color:var(--crimson);
  text-decoration:underline;
  text-decoration-thickness:1px;
  text-underline-offset:7px;
}

.baseline{
  margin-top:clamp(32px, 5vh, 48px);
  border-top:1px solid var(--line);
  padding-top:22px;
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.08em;
  color:var(--muted);
}

/* ---------- responsive ---------- */

@media (max-width:760px){
  .cols{ grid-template-columns:1fr; }
  .col{ padding:30px 6px; }
  .col + .col{ border-left:0; border-top:1px solid var(--line); }
}

@media (max-width:640px){
  .frow{ grid-template-columns:1fr; gap:0; }
}