/* ============================================================
   EIDOPHON SOLUTIONS — design system
   eidos (form) + phōnē (sound): giving shape to sound
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Work+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:        #1c1b1a;
  --ink-soft:   #26241f;
  --ink-line:   rgba(243,238,228,0.14);
  --paper:      #f3eee4;
  --paper-dim:  #e8e0cd;
  --paper-line: rgba(28,27,26,0.13);
  --brass:      #c08a3e;
  --brass-light:#e0b872;
  --wire:       #6f7f78;

  --font-display: 'Fraunces', serif;
  --font-body: 'Work Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --wrap: 1120px;
}

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

html{ scroll-behavior:smooth; }

body{
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a{ color:inherit; text-decoration:none; }

img{ max-width:100%; display:block; }

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

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass-light);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";
  width: 22px;
  height: 1px;
  background: var(--brass-light);
  display:inline-block;
}
.section--paper .eyebrow{ color: var(--brass); }
.section--paper .eyebrow::before{ background: var(--brass); }

h1,h2,h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

h1{ font-size: clamp(2.6rem, 5.4vw, 4.6rem); font-weight: 500; }
h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3{ font-size: 1.3rem; font-weight: 600; }

p{ max-width: 60ch; }

.lede{
  font-size: 1.2rem;
  color: rgba(243,238,228,0.78);
  font-weight: 400;
}
.section--paper .lede{ color: rgba(28,27,26,0.72); }

/* ---------- buttons ---------- */
.btn{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 3px;
  border: 1px solid transparent;
  transition: all .2s ease;
  cursor:pointer;
}
.btn-primary{
  background: var(--brass);
  color: var(--ink);
}
.btn-primary:hover{ background: var(--brass-light); }
.btn-ghost{
  border-color: var(--ink-line);
  color: var(--paper);
}
.btn-ghost:hover{ border-color: var(--brass-light); color: var(--brass-light); }
.section--paper .btn-ghost{ border-color: var(--paper-line); color: var(--ink); }
.section--paper .btn-ghost:hover{ border-color: var(--brass); color: var(--brass); }
.btn-arrow{ transition: transform .2s ease; }
.btn:hover .btn-arrow{ transform: translateX(3px); }

/* ---------- header ---------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(28,27,26,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--ink-line);
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-top: 20px;
  padding-bottom: 20px;
}
.logo{
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  display:flex;
  flex-direction:column;
  line-height:1.3;
}
.logo strong{
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0;
}
.logo span{
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--wire);
  text-transform: uppercase;
}
nav.main-nav{
  display:flex;
  align-items:center;
  gap: 34px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
nav.main-nav a{
  position:relative;
  padding: 4px 0;
  color: rgba(243,238,228,0.75);
  transition: color .2s ease;
}
nav.main-nav a:hover, nav.main-nav a.active{ color: var(--brass-light); }
nav.main-nav a.active::after{
  content:"";
  position:absolute;
  left:0; right:0; bottom:-2px;
  height:1px;
  background: var(--brass-light);
}
.nav-toggle{
  display:none;
  background:none; border:none; color: var(--paper);
  font-family: var(--font-mono); font-size: 13px;
  letter-spacing:0.05em; text-transform:uppercase;
  cursor:pointer;
}

/* ---------- sections ---------- */
section{ padding: 100px 0; }
.section--paper{
  background: var(--paper);
  color: var(--ink);
}
.section--tight{ padding: 70px 0; }

.grid-line-top{ border-top: 1px solid var(--ink-line); }
.section--paper.grid-line-top{ border-top: 1px solid var(--paper-line); }

/* ---------- footer ---------- */
footer.site-footer{
  background: var(--ink);
  border-top: 1px solid var(--ink-line);
  padding: 56px 0 34px;
}
footer .wrap{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap: 40px;
}
footer .foot-col h4{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--wire);
  margin-bottom: 14px;
}
footer .foot-col a, footer .foot-col p{
  display:block;
  color: rgba(243,238,228,0.75);
  font-size: 14.5px;
  margin-bottom: 6px;
}
footer .foot-col a:hover{ color: var(--brass-light); }
.foot-bottom{
  max-width: var(--wrap);
  margin: 40px auto 0;
  padding: 20px 32px 0;
  border-top: 1px solid var(--ink-line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--wire);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap: 10px;
}

/* ---------- waveform signature ---------- */
.scope{
  border: 1px solid var(--ink-line);
  border-radius: 4px;
  padding: 26px 26px 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
}
.scope-head{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--wire);
  margin-bottom: 16px;
}
.scope-head .state{
  color: var(--brass-light);
  transition: color .2s ease;
}
.waveform{
  position: relative;
  height: 140px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 3px;
  cursor: pointer;
}
.waveform .bar{
  flex: 1;
  max-width: 6px;
  background: var(--wire);
  border-radius: 1px;
  transition: height .35s cubic-bezier(.4,0,.2,1), background .35s ease;
}
.waveform:hover .bar{ background: var(--brass-light); }
.scope-foot{
  display:flex;
  justify-content:space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--wire);
  margin-top: 14px;
  letter-spacing: 0.04em;
}

/* ---------- hero ---------- */
.hero{
  padding-top: 90px;
  padding-bottom: 90px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items:center;
}
.hero h1{ margin: 18px 0 22px; }
.hero .lede{ margin-bottom: 34px; }
.hero-ctas{ display:flex; gap: 14px; flex-wrap:wrap; }

/* ---------- channel strips (services teaser) ---------- */
.channels{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--ink-line);
  border: 1px solid var(--ink-line);
  border-radius: 4px;
  overflow:hidden;
}
.channel{
  background: var(--ink);
  padding: 34px 28px;
}
.channel .ch-id{
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--wire);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}
.channel h3{ margin-bottom: 10px; }
.channel p{ font-size: 14.5px; color: rgba(243,238,228,0.68); }
.fader{
  margin-top: 22px;
  height: 60px;
  width: 3px;
  background: var(--ink-line);
  border-radius: 2px;
  position: relative;
}
.fader::after{
  content:"";
  position:absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 8px;
  background: var(--brass);
  border-radius: 2px;
}

/* ---------- process steps ---------- */
.steps{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 46px;
}
.step{ position:relative; padding-top: 26px; border-top: 1px solid var(--paper-line); }
.step .num{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brass);
  letter-spacing: 0.08em;
  display:block;
  margin-bottom: 12px;
}
.step h3{ font-size: 1.05rem; margin-bottom: 8px; }
.step p{ font-size: 14px; color: rgba(28,27,26,0.65); }

/* ---------- service cards (services page) ---------- */
.service-list{ margin-top: 20px; }
.service-row{
  display:grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  padding: 40px 0;
  border-top: 1px solid var(--ink-line);
}
.service-row:last-child{ border-bottom: 1px solid var(--ink-line); }
.service-row .s-tag{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brass-light);
  letter-spacing: 0.06em;
}
.price-tag{
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--brass-light);
  margin-top: 16px;
  letter-spacing: 0.01em;
}
.price-tag em{
  font-style: normal;
  color: var(--wire);
  font-size: 12.5px;
  display:block;
  margin-top: 4px;
}
.service-row h3{ margin: 10px 0 0; }
.service-body p{ color: rgba(243,238,228,0.72); margin-bottom: 14px; }
.spec-line{
  display:flex;
  gap: 24px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--wire);
  margin-top: 16px;
}
.spec-line span strong{ color: var(--paper); font-weight: 500; }

/* ---------- retainer terms ---------- */
.terms-block{
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--ink-line);
}
.terms-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 48px;
  margin-top: 28px;
}
.term-item h4{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brass-light);
  margin-bottom: 8px;
}
.term-item p{ font-size: 14.5px; color: rgba(243,238,228,0.72); }

/* ---------- values / list ---------- */
.value-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px 48px;
  margin-top: 44px;
}
.value-item{ border-top: 1px solid var(--ink-line); padding-top: 20px; }
.value-item h3{ margin-bottom: 8px; font-size: 1.15rem; }
.value-item p{ font-size: 14.5px; color: rgba(28,27,26,0.65); }

/* ---------- founder block ---------- */
.founder{
  display:grid;
  grid-template-columns: 220px 1fr;
  gap: 44px;
  align-items:start;
  margin-top: 50px;
}
.founder-mark{
  width: 220px;
  height: 220px;
  border-radius: 4px;
  background: var(--ink);
  border: 1px solid var(--paper-line);
  display:flex;
  align-items:center;
  justify-content:center;
  font-family: var(--font-display);
  font-size: 3.4rem;
  color: var(--brass-light);
}
.founder blockquote{
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.4;
  margin-bottom: 18px;
}
.founder cite{ font-style:normal; font-family: var(--font-mono); font-size: 12.5px; color: var(--wire); letter-spacing: 0.05em; }

/* ---------- contact page ---------- */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
}
.field{ margin-bottom: 22px; }
.field label{
  display:block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--wire);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea{
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink-line);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15.5px;
  padding: 10px 2px;
  transition: border-color .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline: none;
  border-color: var(--brass-light);
}
.field textarea{ resize: vertical; min-height: 110px; }
.field select{ cursor:pointer; }
.field select option{ background: var(--ink); }

.info-block{ margin-bottom: 34px; }
.info-block h4{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass-light);
  margin-bottom: 10px;
}
.info-block p, .info-block a{ display:block; color: rgba(243,238,228,0.8); font-size: 15px; margin-bottom: 4px; }
.info-block a:hover{ color: var(--brass-light); }

/* ---------- misc callout ---------- */
.callout{
  text-align:center;
  padding: 90px 0;
}
.callout h2{ margin-bottom: 22px; }
.callout .btn-primary{ margin-top: 10px; }

/* ---------- responsive ---------- */
@media (max-width: 880px){
  nav.main-nav{
    position:absolute;
    top: 100%; left:0; right:0;
    background: var(--ink);
    border-bottom: 1px solid var(--ink-line);
    flex-direction:column;
    align-items:flex-start;
    gap: 0;
    padding: 8px 32px 20px;
    display:none;
  }
  nav.main-nav.open{ display:flex; }
  nav.main-nav a{ padding: 12px 0; width:100%; border-bottom: 1px solid var(--ink-line); }
  .nav-toggle{ display:block; }

  .hero-grid{ grid-template-columns: 1fr; }
  .channels{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; }
  .value-grid{ grid-template-columns: 1fr; }
  .terms-grid{ grid-template-columns: 1fr; }
  .service-row{ grid-template-columns: 1fr; gap: 16px; }
  .founder{ grid-template-columns: 1fr; }
  .founder-mark{ width: 120px; height: 120px; font-size: 2.2rem; }
  .contact-grid{ grid-template-columns: 1fr; gap: 40px; }
  footer .wrap{ flex-direction:column; gap: 28px; }
}

@media (max-width: 560px){
  .steps{ grid-template-columns: 1fr; }
  section{ padding: 70px 0; }
  .hero{ padding-top: 60px; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
}