/* ============================================================
   CROSSROOTS INC.  —  shared stylesheet
   Aesthetic: warm paper, ink, a single deep-brick accent.
   Editorial serif display (Fraunces) + grotesque body (Hanken)
   + mono for technical labels (Spline Sans Mono).
   ============================================================ */

:root{
  --paper:      #F1ECE1;
  --paper-2:    #E9E2D2;
  --ink:        #1A1813;
  --ink-70:     rgba(26,24,19,.72);
  --ink-50:     rgba(26,24,19,.52);
  --ink-35:     rgba(26,24,19,.35);
  --brick:      #7A2F2A;
  --brick-2:    #94463E;
  --line:       rgba(26,24,19,.16);
  --line-soft:  rgba(26,24,19,.09);

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Hanken Grotesk", system-ui, sans-serif;
  --mono:  "Spline Sans Mono", ui-monospace, monospace;

  --maxw: 1180px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

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

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:clamp(16px,1.05vw,18px);
  line-height:1.6;
  font-weight:400;
  letter-spacing:.002em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

/* paper grain overlay */
body::before{
  content:"";
  position:fixed; inset:0;
  pointer-events:none; z-index:9999;
  opacity:.045; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection{ background:var(--brick); color:var(--paper); }

a{ color:inherit; text-decoration:none; }
img,svg{ display:block; max-width:100%; }

.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:clamp(20px,5vw,56px); }

/* ---- type scale ---- */
h1,h2,h3{ font-family:var(--serif); font-weight:430; line-height:1.02; letter-spacing:-.01em; }
.display{
  font-size:clamp(2.7rem,8.4vw,6.4rem);
  font-weight:380;
  line-height:.98;
  letter-spacing:-.022em;
}
.display em{ font-style:italic; color:var(--brick); }
h2{ font-size:clamp(1.9rem,4.2vw,3.1rem); }
h3{ font-size:clamp(1.25rem,2vw,1.55rem); }

.lede{
  font-family:var(--serif);
  font-size:clamp(1.25rem,2.3vw,1.7rem);
  line-height:1.4; font-weight:380;
  color:var(--ink-70);
}

p{ max-width:62ch; }
p + p{ margin-top:1.1em; }
strong{ font-weight:600; }

.label{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--brick);
  display:inline-flex; align-items:center; gap:.6em;
}
.label::before{
  content:""; width:26px; height:1px; background:var(--brick); display:inline-block;
}

.muted{ color:var(--ink-50); }
.mono{ font-family:var(--mono); }

/* ---- hairline divider ---- */
.rule{ height:1px; background:var(--line); border:0; }

/* ============================================================
   HEADER
   ============================================================ */
.site-head{
  position:sticky; top:0; z-index:100;
  backdrop-filter:saturate(120%) blur(0px);
  transition:background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
  border-bottom:1px solid transparent;
}
.site-head.scrolled{
  background:rgba(241,236,225,.82);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.head-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:84px;
}
.brand{ display:flex; align-items:center; gap:.66rem; }
.brand .mark{ width:24px; height:24px; }
.brand .mark line{ stroke:var(--ink); stroke-width:1.4; }
.brand .mark .x{ stroke:var(--brick); }
.brand-name{
  font-family:var(--serif); font-size:1.32rem; letter-spacing:-.01em;
}
.brand-name b{ font-weight:500; }

nav.primary{ display:flex; align-items:center; gap:clamp(1.4rem,3vw,2.8rem); }
nav.primary a{
  font-size:.92rem; letter-spacing:.01em; color:var(--ink-70);
  position:relative; padding:.2em 0;
  transition:color .25s var(--ease);
}
nav.primary a::after{
  content:""; position:absolute; left:0; bottom:-2px; width:100%; height:1px;
  background:var(--brick); transform:scaleX(0); transform-origin:left;
  transition:transform .3s var(--ease);
}
nav.primary a:hover{ color:var(--ink); }
nav.primary a:hover::after,
nav.primary a[aria-current="page"]::after{ transform:scaleX(1); }
nav.primary a[aria-current="page"]{ color:var(--ink); }

.nav-toggle{ display:none; background:none; border:0; cursor:pointer; padding:8px; }
.nav-toggle span{ display:block; width:24px; height:1.5px; background:var(--ink); transition:.3s var(--ease); }
.nav-toggle span + span{ margin-top:6px; }

@media (max-width:760px){
  .nav-toggle{ display:block; }
  nav.primary{
    position:fixed; inset:84px 0 auto 0;
    flex-direction:column; align-items:flex-start; gap:0;
    background:var(--paper); border-bottom:1px solid var(--line);
    padding:1rem clamp(20px,5vw,56px) 1.6rem;
    transform:translateY(-130%); transition:transform .45s var(--ease);
    box-shadow:0 30px 50px -30px rgba(26,24,19,.4);
  }
  nav.primary.open{ transform:translateY(0); }
  nav.primary a{ width:100%; padding:.85rem 0; border-bottom:1px solid var(--line-soft); font-size:1.05rem; }
  nav.primary a::after{ display:none; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero{ padding:clamp(4rem,11vw,9rem) 0 clamp(3rem,6vw,5rem); position:relative; }
.hero .display{ max-width:16ch; }
.hero .lede{ margin-top:1.8rem; max-width:46ch; }
.hero-meta{
  margin-top:3rem; display:flex; flex-wrap:wrap; gap:2.4rem 3.6rem;
  font-family:var(--mono); font-size:.78rem; letter-spacing:.06em; color:var(--ink-50);
}
.hero-meta span b{ color:var(--ink); font-weight:500; display:block; font-family:var(--sans); letter-spacing:.01em; font-size:.92rem; margin-bottom:.25rem; }

/* big decorative crossing mark */
.cross-deco{
  position:absolute; top:8%; right:-4%;
  width:min(38vw,420px); height:auto; opacity:.9;
  pointer-events:none; z-index:-1;
}
.cross-deco line{ stroke:var(--line); stroke-width:1; }
.cross-deco .accent{ stroke:var(--brick); opacity:.55; }
@media (max-width:760px){ .cross-deco{ opacity:.35; top:auto; bottom:-2%; right:-18%; width:70vw; } }

/* ============================================================
   SECTIONS
   ============================================================ */
section{ padding:clamp(3.4rem,7vw,6rem) 0; }
.section-head{ display:flex; flex-direction:column; gap:1.1rem; max-width:48ch; margin-bottom:clamp(2.4rem,5vw,3.6rem); }

/* approach steps */
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.step{ background:var(--paper); padding:clamp(1.8rem,3vw,2.6rem); display:flex; flex-direction:column; gap:1rem; min-height:230px; }
.step .num{ font-family:var(--mono); font-size:.78rem; letter-spacing:.18em; color:var(--brick); }
.step h3{ font-size:clamp(1.35rem,2.2vw,1.7rem); }
.step p{ color:var(--ink-70); font-size:.97rem; }
@media (max-width:760px){ .steps{ grid-template-columns:1fr; } .step{ min-height:0; } }

/* two-column editorial block */
.split{ display:grid; grid-template-columns:.85fr 1.15fr; gap:clamp(2rem,6vw,5rem); align-items:start; }
@media (max-width:820px){ .split{ grid-template-columns:1fr; gap:2rem; } }

/* practice / services list */
.practice{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border-block:1px solid var(--line); margin-top:1rem; }
.practice .cell{ background:var(--paper); padding:clamp(1.8rem,4vw,2.8rem) clamp(1.4rem,3vw,2.2rem); }
.practice .cell .label{ margin-bottom:1rem; }
.practice .cell h3{ margin-bottom:.7rem; }
.practice .cell p{ color:var(--ink-70); font-size:.97rem; }
@media (max-width:760px){ .practice{ grid-template-columns:1fr; } }

/* pull quote / statement band */
.band{ background:var(--ink); color:var(--paper); }
.band .statement{
  font-family:var(--serif); font-weight:360;
  font-size:clamp(1.7rem,4vw,3rem); line-height:1.16; letter-spacing:-.015em;
  max-width:20ch;
}
.band .statement em{ font-style:italic; color:var(--brick-2); }
.band .label{ color:var(--brick-2); }
.band .label::before{ background:var(--brick-2); }

/* list of "what we touch" */
.touch{ list-style:none; columns:2; column-gap:3rem; max-width:760px; }
.touch li{ padding:.85rem 0; border-bottom:1px solid var(--line-soft); break-inside:avoid; font-size:1rem; display:flex; gap:.8rem; align-items:baseline; }
.touch li::before{ content:"✕"; color:var(--brick); font-size:.75rem; }
@media (max-width:600px){ .touch{ columns:1; } }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,6vw,5rem); align-items:start; }
@media (max-width:820px){ .contact-grid{ grid-template-columns:1fr; } }

.field{ display:flex; flex-direction:column; gap:.5rem; margin-bottom:1.4rem; }
.field label{ font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-50); }
.field input, .field textarea, .field select{
  font-family:var(--sans); font-size:1rem; color:var(--ink);
  background:transparent; border:0; border-bottom:1px solid var(--line);
  padding:.6rem 0; transition:border-color .25s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus{ outline:0; border-color:var(--brick); }
.field textarea{ resize:vertical; min-height:120px; }

.btn{
  display:inline-flex; align-items:center; gap:.7rem;
  font-family:var(--mono); font-size:.8rem; letter-spacing:.12em; text-transform:uppercase;
  background:var(--ink); color:var(--paper);
  padding:1rem 1.8rem; border:0; cursor:pointer; border-radius:999px;
  transition:background .3s var(--ease), gap .3s var(--ease);
}
.btn:hover{ background:var(--brick); gap:1.1rem; }
.btn .arr{ transition:transform .3s var(--ease); }
.btn:hover .arr{ transform:translateX(3px); }

.detail-block{ margin-bottom:2.2rem; }
.detail-block .label{ display:flex; width:fit-content; margin-bottom:.7rem; }
.detail-block a.big{ font-family:var(--serif); font-size:clamp(1.4rem,3vw,2rem); color:var(--ink); transition:color .25s var(--ease); }
.detail-block a.big:hover{ color:var(--brick); }

/* the address — small, per request */
address.addr{
  font-family:var(--mono); font-style:normal;
  font-size:.74rem; line-height:1.7; letter-spacing:.04em;
  color:var(--ink-50);
}

/* ============================================================
   LEGAL PAGES
   ============================================================ */
.legal{ max-width:740px; }
.legal h2{ margin-top:2.6rem; margin-bottom:.8rem; font-size:clamp(1.3rem,2.4vw,1.7rem); }
.legal h2:first-of-type{ margin-top:1.4rem; }
.legal p, .legal li{ color:var(--ink-70); font-size:.97rem; }
.legal ul{ margin:.6rem 0 .6rem 1.2rem; }
.legal li{ margin:.4rem 0; }
.legal .updated{ font-family:var(--mono); font-size:.74rem; letter-spacing:.08em; color:var(--ink-35); margin-top:.6rem; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-foot{ border-top:1px solid var(--line); padding:clamp(3rem,6vw,4.6rem) 0 2.4rem; margin-top:2rem; }
.foot-top{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:2.5rem; }
.foot-brand{ max-width:30ch; }
.foot-brand .brand{ margin-bottom:1.1rem; }
.foot-brand p{ color:var(--ink-50); font-size:.92rem; }
.foot-cols{ display:flex; gap:clamp(2.5rem,6vw,5rem); flex-wrap:wrap; }
.foot-col h4{ font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-35); margin-bottom:1rem; font-weight:400; }
.foot-col a{ display:block; color:var(--ink-70); font-size:.95rem; padding:.32rem 0; transition:color .2s var(--ease); }
.foot-col a:hover{ color:var(--brick); }
.foot-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem; margin-top:clamp(2.6rem,5vw,3.6rem); padding-top:1.6rem; border-top:1px solid var(--line-soft); }
.foot-bottom, .foot-bottom address{ font-family:var(--mono); font-size:.72rem; letter-spacing:.05em; color:var(--ink-35); font-style:normal; }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal.d1{ transition-delay:.08s; }
.reveal.d2{ transition-delay:.16s; }
.reveal.d3{ transition-delay:.24s; }
.reveal.d4{ transition-delay:.32s; }
@media (prefers-reduced-motion:reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}