/* Clarivox — Website Styles
   Color: deep forest green, charcoal, off-white, muted gold accent
   Type: Playfair Display (headlines, statements) + Inter (body, UI)
   Layout: left-aligned editorial grid, generous white space, one bold moment per page
*/

:root{
  --green:#1B4332;
  --charcoal:#2D2D2A;
  --offwhite:#FAF9F6;
  --white:#FFFFFF;
  --gold:#B8966C;
  --serif:'Playfair Display', Georgia, serif;
  --sans:'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max:1120px;
  --prose:42rem;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:0.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.01ms !important;
    scroll-behavior:auto !important;
  }
}

body{
  margin:0;
  font-family:var(--sans);
  color:var(--charcoal);
  background:var(--offwhite);
  line-height:1.7;
  font-size:18px;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:var(--serif);
  line-height:1.15;
  margin:0 0 0.5em;
  font-weight:700;
}
h1{ font-size:clamp(2.75rem,6vw,4.75rem); }
h2{ font-size:clamp(1.9rem,3.4vw,2.75rem); }
h3{ font-size:clamp(1.3rem,2vw,1.6rem); font-weight:600; }
p{ margin:0 0 1.25em; }
a{ color:inherit; }
img{ max-width:100%; display:block; }

.container{ max-width:var(--max); margin:0 auto; padding:0 32px; }
.prose{ max-width:var(--prose); }

/* Nav */
.nav{
  position:sticky; top:0; z-index:50;
  background:var(--offwhite);
  border-bottom:1px solid rgba(45,45,42,0.08);
  transition:box-shadow 0.25s ease;
}
.nav--scrolled{ box-shadow:0 4px 18px rgba(0,0,0,0.08); }
.nav__inner{
  max-width:var(--max); margin:0 auto; padding:20px 32px;
  display:flex; align-items:center; justify-content:space-between;
}
.nav__logo{
  font-family:var(--sans); font-weight:700; letter-spacing:0.08em;
  font-size:1rem; text-decoration:none; color:var(--charcoal);
  display:flex; align-items:center;
}
.nav__logo img{ height:26px; width:auto; display:block; }
.footer__logo{
  font-family:var(--sans); font-weight:700; letter-spacing:0.08em;
  color:var(--offwhite); font-size:0.95rem; margin:0 0 10px;
}

/* Refined link underline, replacing default text-decoration on prose links */
.prose a, .plain-list a{
  text-decoration:none;
  background-image:linear-gradient(currentColor,currentColor);
  background-position:0 100%;
  background-repeat:no-repeat;
  background-size:100% 1px;
  padding-bottom:1px;
  transition:background-size 0.25s ease;
}
.prose a:hover, .plain-list a:hover{ background-size:0% 1px; }
.nav__links{
  display:flex; align-items:center; gap:36px; list-style:none; margin:0; padding:0;
}
.nav__links a{ text-decoration:none; font-size:0.95rem; color:var(--charcoal); }
.nav__links a:hover{ color:var(--green); }
.nav__cta{
  border:1px solid var(--charcoal); padding:10px 20px; border-radius:2px;
  transition:background 0.2s ease, color 0.2s ease;
}
.nav__cta:hover{ background:var(--charcoal); color:var(--offwhite); }
.nav__toggle{ display:none; }

@media (max-width:860px){
  .nav__links{
    position:absolute; top:100%; left:0; right:0;
    background:var(--offwhite); flex-direction:column; align-items:flex-start;
    gap:0; padding:8px 32px 20px; border-bottom:1px solid rgba(45,45,42,0.08);
    display:none;
  }
  .nav__links.is-open{ display:flex; }
  .nav__links li{ width:100%; padding:12px 0; border-top:1px solid rgba(45,45,42,0.06); }
  .nav__links li:first-child{ border-top:none; }
  .nav__toggle{
    display:inline-flex; background:none; border:1px solid rgba(45,45,42,0.25);
    border-radius:2px; cursor:pointer; font-family:var(--sans); font-size:0.9rem;
    color:var(--charcoal); padding:8px 14px;
  }
}

/* Sections */
.section{ padding:76px 0; }
.section--tight{ padding:52px 0; }
.section--light{ background:var(--offwhite); color:var(--charcoal); position:relative; }
.section--light::before{
  content:"";
  position:absolute; inset:0;
  background-image:radial-gradient(rgba(45,45,42,0.09) 1px, transparent 1px);
  background-size:22px 22px;
  pointer-events:none;
}
.section--light > .container{ position:relative; z-index:1; }
.section--dark{ background:var(--charcoal); color:var(--offwhite); position:relative; overflow:hidden; }
.section--green{ background:var(--green); color:var(--offwhite); position:relative; overflow:hidden; }
.section--green h1,.section--green h2,.section--dark h1,.section--dark h2{ color:inherit; }

/* Subtle grain, editorial texture rather than flat color, dark and green sections only */
.section--dark::before,.section--green::before{
  content:"";
  position:absolute; inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity:0.1; mix-blend-mode:overlay; pointer-events:none;
}
.section--dark > .container,.section--green > .container{ position:relative; z-index:1; }

/* Rhythm: a visible seam between two same-toned sections in a row */
.section--divide{ border-top:1px solid rgba(45,45,42,0.12); }

/* Scroll-reveal: .reveal-up is a plain marker in HTML and does nothing on its own.
   Only when script.js runs does it become .reveal-armed (hidden, ready to animate),
   so a page with JS disabled still shows all content normally. */
.reveal-armed{ opacity:0; transform:translateY(26px); transition:opacity 0.8s ease, transform 0.8s ease; }
.reveal-armed.is-visible{ opacity:1; transform:translateY(0); }

/* Ghost numerals for framework entries, editorial reference-page convention */
.framework{ position:relative; padding:48px 0; border-top:1px solid rgba(45,45,42,0.12); }
.framework:first-of-type{ border-top:none; padding-top:0; }
.framework p:last-child{ margin-bottom:0; }
.framework__num{
  position:absolute; top:44px; right:0; font-family:var(--serif); font-size:4.5rem;
  color:rgba(45,45,42,0.07); font-weight:700; line-height:1; pointer-events:none;
}
@media (max-width:760px){ .framework__num{ display:none; } }

/* Small numeral tag for service list items */
.num-tag{ font-family:var(--sans); font-size:0.85rem; color:var(--gold); font-weight:700; letter-spacing:0.06em; margin:0 0 8px; }

/* Split hero with photo */
.hero--split{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.hero--split .hero__photo img{ width:100%; border-radius:2px; filter:saturate(0.9); }
@media (max-width:760px){ .hero--split{ grid-template-columns:1fr; gap:32px; } }

/* Small photo pairing for the Home founder teaser */
.founder-mini{ display:flex; gap:24px; align-items:flex-start; }
.founder-mini img{ width:120px; height:120px; object-fit:cover; border-radius:2px; flex-shrink:0; filter:saturate(0.9); }
@media (max-width:600px){ .founder-mini{ flex-direction:column; } .founder-mini img{ width:100px; height:100px; } }

/* Hero */
.hero{ padding:96px 0 72px; }
.hero h1{ max-width:16ch; }
.hero__sub{ max-width:34rem; font-size:1.25rem; color:rgba(45,45,42,0.72); margin-top:20px; }
.section--dark .hero__sub,.section--green .hero__sub{ color:rgba(250,249,246,0.8); }

/* Buttons */
.btn{
  display:inline-block; padding:14px 28px; border-radius:2px;
  text-decoration:none; font-size:0.95rem; font-weight:600;
  border:1px solid currentColor; margin-top:32px;
  transition:background 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover{ transform:translateY(-3px); box-shadow:0 10px 24px rgba(0,0,0,0.18); }
.btn--dark{ background:var(--charcoal); color:var(--offwhite); border-color:var(--charcoal); }
.btn--dark:hover{ background:transparent; color:var(--charcoal); }
.btn--light{ background:var(--offwhite); color:var(--charcoal); border-color:var(--offwhite); }
.btn--light:hover{ background:transparent; color:var(--offwhite); }

/* Two column */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:64px; }
@media (max-width:760px){ .grid-2{ grid-template-columns:1fr; gap:40px; } }

/* Plain lists */
.plain-list{ list-style:none; margin:0; padding:0; }
.plain-list li{ padding:20px 0; border-top:1px solid rgba(45,45,42,0.12); }
.plain-list li:last-child{ border-bottom:1px solid rgba(45,45,42,0.12); }
.section--dark .plain-list li,.section--green .plain-list li{ border-color:rgba(250,249,246,0.2); }
.plain-list h3{ margin-bottom:0.35em; }

/* Quote / belief moment */
.quote{
  font-family:var(--serif); font-size:clamp(1.75rem,3.4vw,2.5rem);
  line-height:1.35; max-width:22ch; margin:0;
}

/* Manifesto beliefs */
.belief{ padding:28px 0; border-top:1px solid rgba(250,249,246,0.2); }
.belief:first-of-type{ border-top:none; padding-top:0; }
.belief p{ margin:0; font-family:var(--serif); font-size:1.3rem; line-height:1.5; }

/* Expandable cards: turns a long linear read into a scannable, clickable grid */
.card-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:32px; align-items:start; }
@media (max-width:760px){ .card-grid{ grid-template-columns:1fr; } }
.card{
  background:var(--white); border:1px solid rgba(45,45,42,0.14); border-radius:3px;
  transition:border-color 0.2s ease;
}
.card[open]{ border-color:var(--gold); }
.card summary{
  list-style:none; cursor:pointer; padding:24px 52px 24px 24px; position:relative;
}
.card summary::-webkit-details-marker{ display:none; }
.card__num{ display:block; font-family:var(--sans); font-size:0.78rem; color:var(--gold); font-weight:700; letter-spacing:0.06em; margin-bottom:8px; }
.card__title{ display:block; font-family:var(--serif); font-weight:600; font-size:1.15rem; line-height:1.3; color:var(--charcoal); }
.card__teaser{ display:block; font-family:var(--sans); font-weight:400; font-size:0.9rem; color:rgba(45,45,42,0.6); margin-top:8px; line-height:1.5; }
.card__toggle{
  position:absolute; right:22px; top:24px; width:22px; height:22px;
  border:1px solid var(--gold); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--sans); font-size:1rem; line-height:1; color:var(--gold);
}
.card__toggle::before{ content:"+"; }
.card[open] .card__toggle::before{ content:"\2212"; }
.card__body{ padding:0 24px 26px; }
.card__body p:last-child{ margin-bottom:0; }
.card__body ol,.card__body ul{ padding-left:20px; }
.testimonial-grid{ display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:32px; }
@media (max-width:760px){ .testimonial-grid{ grid-template-columns:1fr; } }
.testimonial{ background:var(--white); border:1px solid rgba(45,45,42,0.12); border-radius:2px; padding:32px; }
.testimonial__quote{ font-family:var(--serif); font-size:1.15rem; line-height:1.5; color:var(--charcoal); margin-bottom:20px; }
.testimonial__role{ font-family:var(--sans); font-size:0.85rem; color:var(--gold); font-weight:700; }
.testimonial__meta{ font-family:var(--sans); font-size:0.85rem; color:rgba(45,45,42,0.55); margin-top:2px; }
.founder{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:64px; align-items:start; }
.founder__photo{ border-radius:2px; }
.founder__photo img{ width:100%; border-radius:2px; }
@media (max-width:760px){ .founder{ grid-template-columns:1fr; gap:32px; } .founder__photo{ max-width:320px; } }

/* Pull quote / teaching point */
.pull{
  border-left:3px solid var(--gold); padding:4px 0 4px 22px;
  font-style:italic; color:rgba(45,45,42,0.85); margin:24px 0;
}
.section--green .pull,.section--dark .pull{ color:rgba(250,249,246,0.85); }


/* Case principles */
.case{ padding:40px 0; border-top:1px solid rgba(45,45,42,0.12); }
.case:first-of-type{ border-top:none; padding-top:0; }
.case dt{ font-weight:600; margin-top:18px; }
.case dt:first-of-type{ margin-top:0; }
.case dd{ margin:4px 0 0; }

/* To-do flags (removed before launch) */
.todo{
  border:1px dashed var(--gold); background:rgba(184,150,108,0.08);
  padding:18px 20px; border-radius:2px; font-size:0.95rem;
}
.todo strong{ color:var(--gold); }

/* Forms */
.field{ margin-bottom:26px; }
.field label{ display:block; font-weight:600; margin-bottom:8px; }
.field input,.field textarea,.field select{
  width:100%; padding:12px 14px; border:1px solid rgba(45,45,42,0.25);
  background:var(--white); font-family:var(--sans); font-size:1rem; color:var(--charcoal);
  border-radius:2px;
}
.field textarea{ min-height:110px; resize:vertical; }
.field button{ font-family:var(--sans); font-size:0.95rem; font-weight:600; cursor:pointer; }
.hp-field{ position:absolute; left:-9999px; top:-9999px; }

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--gold); outline-offset:2px;
}

/* Footer */
.footer{ background:var(--charcoal); color:rgba(250,249,246,0.7); padding:56px 0 40px; font-size:0.9rem; }
.footer__inner{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px; }
.footer a{ color:rgba(250,249,246,0.7); text-decoration:none; }
.footer a:hover{ color:var(--offwhite); }
.footer__tagline{ font-family:var(--serif); color:var(--offwhite); font-size:1.15rem; margin-bottom:8px; }

/* Single orchestrated entrance, hero only */
.reveal{ opacity:0; transform:translateY(14px); animation:reveal 0.7s ease forwards; }
@keyframes reveal{ to{ opacity:1; transform:translateY(0); } }