/* ───────────────────────────────────────────────────────────────
   BLUEBLACK MARKETING · stylesheet
   Aesthetic: dark intelligence-brief · hairline rules · Georgia
   display · JetBrains Mono micro-labels · Onest body sans
   ─────────────────────────────────────────────────────────────── */

:root{
  /* palette */
  --bg:           #06090f;
  --bg-2:         #0a0e17;
  --surface:      #0d1829;
  --surface-2:    #0f1f36;
  --navy:         #0a1f4e;
  --rule:         #182338;
  --rule-strong:  #243553;
  --ink:          #ffffff;
  --ink-2:        #aab8d0;
  --ink-3:        #8099bb;
  --ink-4:        #4a5d7a;
  --ink-5:        #2c3d59;
  --accent:       #2563eb;
  --accent-2:     #3b82f6;
  --accent-glow:  rgba(37,99,235,.18);
  --accent-soft:  rgba(37,99,235,.08);

  /* type */
  --f-display: Georgia, 'Times New Roman', serif;
  --f-sans:    'Onest', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --f-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* metrics */
  --max:       1280px;
  --gutter:    clamp(20px, 4vw, 56px);
  --section-y: clamp(72px, 11vw, 144px);
  --nav-h:     72px;

  /* motion */
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ─────────── reset ─────────── */
*, *::before, *::after{ box-sizing: border-box; }
html, body{ margin:0; padding:0; }
html{ scroll-behavior: smooth; }
img, svg{ display:block; max-width:100%; }
button{ font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a{ color: inherit; text-decoration: none; }
input, textarea, select, button{ font-family: inherit; }
::selection{ background: var(--accent); color: #fff; }

body{
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

.container{
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ─────────── atmosphere ─────────── */
.grain{
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: .035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='.9'/></svg>");
}
.vignette{
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  background:
    radial-gradient(60% 50% at 50% 0%, var(--accent-soft) 0%, transparent 70%),
    radial-gradient(80% 60% at 100% 100%, rgba(10,31,78,.35) 0%, transparent 60%);
}

/* ─────────── reveal ─────────── */
.reveal{
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .7s var(--ease), transform .9s var(--ease);
}
.reveal.is-in{ opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
}

/* ─────────── micro-type ─────────── */
.meta-tag,
.section-idx,
.svc-num, .step-num, .nav-num, .field-num,
.stat-label, .stat-foot,
.trust-dot ~ span,
.brief-tag, .brief-ref, .brief-note,
.status-label, .status-key, .status-foot,
.t-item, .footer-tag, .quote-meta{
  font-family: var(--f-mono);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ─────────── logo ─────────── */
.logo{
  display: inline-flex;
  align-items: stretch;
  gap: 12px;
  position: relative;
  padding: 4px 0 4px 0;
}
.logo-bar{
  width: 2px;
  background: var(--accent);
  align-self: stretch;
  box-shadow: 0 0 12px var(--accent-glow);
}
.logo-mark{ display:flex; flex-direction:column; gap: 2px; }
.logo-primary{
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: .01em;
  color: var(--ink);
  line-height: 1;
}
.logo-underline{
  display: block;
  height: 1px;
  width: 60%;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
  margin: 3px 0 4px;
}
.logo-secondary{
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: 9px;
  letter-spacing: .42em;
  color: var(--accent-2);
  line-height: 1;
}

/* ─────────── nav ─────────── */
.nav{
  position: fixed; top:0; left:0; right:0;
  z-index: 100;
  background: rgba(6,9,15, .72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.nav-rule{
  position: absolute; left:0; right:0; bottom:0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--rule) 20%, var(--rule-strong) 50%, var(--rule) 80%, transparent 100%);
}
.nav.is-scrolled{ background: rgba(6,9,15, .92); }
.nav-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 24px;
}
.nav-links{
  display: flex;
  align-items: center;
  gap: 28px;
  flex: 1;
  justify-content: center;
}
.nav-links a{
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--ink-2);
  position: relative;
  padding: 6px 0;
  transition: color .25s var(--ease);
}
.nav-num{
  font-family: var(--f-mono);
  font-size: 10px;
  color: var(--ink-4);
  letter-spacing: .1em;
  transition: color .25s var(--ease);
}
.nav-links a::after{
  content:'';
  position: absolute; left:0; right:100%; bottom: 0;
  height: 1px; background: var(--accent);
  transition: right .35s var(--ease);
}
.nav-links a:hover{ color: var(--ink); }
.nav-links a:hover .nav-num{ color: var(--accent-2); }
.nav-links a:hover::after{ right: 0; }

.nav-toggle{
  display:none;
  width: 36px; height: 36px;
  position: relative;
}
.nav-toggle span{
  display:block;
  position: absolute; left: 8px; right: 8px;
  height: 1px; background: var(--ink);
  transition: transform .3s var(--ease), opacity .3s var(--ease), top .3s var(--ease);
}
.nav-toggle span:nth-child(1){ top: 12px; }
.nav-toggle span:nth-child(2){ top: 18px; }
.nav-toggle span:nth-child(3){ top: 24px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ top:18px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ top:18px; transform: rotate(-45deg); }

/* ─────────── buttons ─────────── */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 500;
  border: 1px solid transparent;
  position: relative;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.btn svg{ width: 14px; height: 14px; flex: none; }
.btn-primary{
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 1px var(--accent), 0 12px 30px -10px var(--accent-glow);
}
.btn-primary:hover{
  background: var(--accent-2);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px var(--accent-2), 0 18px 40px -10px var(--accent-glow);
}
.btn-ghost{
  color: var(--ink);
  border-color: var(--rule-strong);
  background: transparent;
}
.btn-ghost:hover{
  border-color: var(--accent);
  color: var(--accent-2);
  background: var(--accent-soft);
}
.btn-lg{ padding: 14px 22px; font-size: 12px; }
.btn-xl{ padding: 18px 28px; font-size: 13px; }

.nav-cta{ flex: none; }

/* ─────────── hero ─────────── */
.hero{
  position: relative;
  padding: calc(var(--nav-h) + clamp(60px, 9vw, 120px)) 0 clamp(72px, 9vw, 120px);
  overflow: hidden;
  isolation: isolate;
}
.hero-grid-bg{
  position: absolute; inset: 0;
  z-index: -1;
  background:
    linear-gradient(to right, rgba(36,53,83,.18) 1px, transparent 1px) 0 0 / 80px 100%,
    linear-gradient(to bottom, rgba(36,53,83,.12) 1px, transparent 1px) 0 0 / 100% 80px,
    radial-gradient(ellipse 80% 60% at 20% 20%, rgba(37,99,235,.10) 0%, transparent 70%),
    radial-gradient(ellipse 70% 50% at 100% 100%, rgba(10,31,78,.30) 0%, transparent 60%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 35%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 35%, transparent 90%);
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.5fr 340px;
  gap: 60px;
  align-items: start;
}

.hero-headline{
  font-family: var(--f-display);
  font-weight: 400;
  color: var(--ink);
  font-size: clamp(48px, 8.6vw, 124px);
  line-height: .96;
  letter-spacing: -.02em;
  margin: 28px 0 0;
}
.hero-headline .line{ display: block; }
.hero-headline em{
  font-style: italic;
  color: var(--accent-2);
  position: relative;
}
.hero-headline em::after{
  content:'';
  position: absolute; left: 0; right: 0; bottom: -.06em;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
}
.hero-headline .dot{ color: var(--accent); }

.hero-sub{
  margin: 32px 0 0;
  max-width: 580px;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.55;
  color: var(--ink-2);
}

.hero-ctas{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 36px 0 0;
}

.hero-trust{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.trust-dot{
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.trust-sep{ color: var(--ink-5); }

/* hero side card — "what you get" */
.offer-card{
  border: 1px solid var(--rule-strong);
  background: linear-gradient(180deg, rgba(15,31,54,.85) 0%, rgba(10,14,23,.85) 100%);
  padding: 24px;
  position: relative;
}
.offer-card::before{
  content:''; position: absolute; top:-1px; left:-1px;
  width: 28px; height: 1px; background: var(--accent);
}
.offer-card::after{
  content:''; position: absolute; bottom:-1px; right:-1px;
  width: 28px; height: 1px; background: var(--accent);
}
.offer-head{
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}
.offer-label{
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.offer-list{
  list-style: none;
  padding: 18px 0 4px;
  margin: 0;
  display: grid;
  gap: 16px;
}
.offer-list li{
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.offer-bullet{
  flex: none;
  margin-top: 7px;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.offer-text{
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.offer-text strong{
  font-weight: 500;
  font-size: 14px;
  color: var(--ink);
}
.offer-text em{
  font-style: normal;
  font-size: 12px;
  color: var(--ink-3);
  line-height: 1.45;
}
.offer-foot{
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}
.offer-link{
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-2);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.offer-link:hover{ color: #fff; gap: 10px; }

/* ─────────── ticker ─────────── */
.ticker{
  position: relative;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: linear-gradient(180deg, rgba(13,24,41,.4), rgba(6,9,15,.0));
  padding: 18px 0;
  overflow: hidden;
}
.ticker::before, .ticker::after{
  content:''; position: absolute; top:0; bottom:0; width: 80px; z-index: 2;
  pointer-events: none;
}
.ticker::before{ left: 0; background: linear-gradient(90deg, var(--bg) 0%, transparent 100%); }
.ticker::after{ right: 0; background: linear-gradient(-90deg, var(--bg) 0%, transparent 100%); }
.ticker-track{
  display: flex;
  width: max-content;
  animation: tick 50s linear infinite;
}
.ticker-row{ display: flex; flex: none; }
.t-item{
  display: inline-flex; align-items: center;
  gap: 10px;
  padding: 0 36px;
  border-right: 1px dashed var(--rule);
  font-size: 12px;
  white-space: nowrap;
  color: var(--ink-3);
}
.t-item b{
  font-family: var(--f-mono);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: .04em;
  margin-left: 4px;
}
.t-mark{ color: var(--accent); font-size: 8px; }
@keyframes tick{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}

/* ─────────── section base ─────────── */
.section{
  padding: var(--section-y) 0;
  position: relative;
}
.section + .section{ border-top: 1px solid var(--rule); }

.section-head{
  display: grid;
  gap: 18px;
  margin-bottom: clamp(48px, 6vw, 80px);
  max-width: 880px;
}
.section-idx{
  display: inline-flex;
  align-items: center; gap: 8px;
  font-size: 11px;
}
.section-idx::before{
  content:'';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--accent);
}
.section-title{
  font-family: var(--f-display);
  font-weight: 400;
  color: var(--ink);
  font-size: clamp(34px, 5.5vw, 72px);
  line-height: 1;
  letter-spacing: -.02em;
  margin: 0;
}
.section-title em{
  font-style: italic;
  color: var(--accent-2);
}
.section-lede{
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0;
  max-width: 640px;
}

/* ─────────── services ─────────── */
.services-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
}
.svc{
  position: relative;
  padding: 40px 36px 44px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: linear-gradient(180deg, transparent 0%, transparent 100%);
  transition: background .4s var(--ease);
  isolation: isolate;
}
.svc:last-child{ border-right: 0; }
.svc-rule{
  position: absolute; top: -1px; left: 0;
  height: 1px; width: 0;
  background: var(--accent);
  transition: width .6s var(--ease);
}
.svc:hover{
  background: linear-gradient(180deg, rgba(37,99,235,.06) 0%, transparent 80%);
}
.svc:hover .svc-rule{ width: 100%; }
.svc-num{
  display: inline-block;
  margin-bottom: 24px;
  color: var(--accent-2);
}
.svc-icon{
  width: 56px; height: 56px;
  color: var(--ink);
  margin-bottom: 28px;
  opacity: .9;
  transition: color .35s var(--ease), transform .5s var(--ease);
}
.svc:hover .svc-icon{ color: var(--accent-2); transform: rotate(-4deg); }
.svc-icon svg{ width: 100%; height: 100%; }
.svc-title{
  font-family: var(--f-display);
  font-weight: 400;
  color: var(--ink);
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -.01em;
  margin: 0 0 14px;
}
.svc-body{
  font-size: 15px;
  color: var(--ink-2);
  margin: 0 0 22px;
}
.svc-list{
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 6px;
}
.svc-list li{
  position: relative;
  padding-left: 18px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.svc-list li::before{
  content:'';
  position: absolute; left: 0; top: .55em;
  width: 8px; height: 1px;
  background: var(--accent);
}

/* ─────────── process ─────────── */
.process-list{
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: 0;
  max-width: 880px;
}
.step{
  position: relative;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 40px;
  padding: 36px 0 36px 24px;
  border-top: 1px solid var(--rule);
}
.step:last-child{ border-bottom: 1px solid var(--rule); }
.step-rail{
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: var(--rule-strong);
}
.step-rail::before{
  content:'';
  position: absolute;
  top: 50px;
  left: -3px;
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.step-rail-last{ bottom: auto; height: 50px; }
.step-num{
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 48px;
  color: var(--accent-2);
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.step-title{
  font-family: var(--f-display);
  font-weight: 400;
  color: var(--ink);
  font-size: 28px;
  line-height: 1.15;
  margin: 0 0 12px;
}
.step-body p{
  margin: 0 0 18px;
  font-size: 16px;
  color: var(--ink-2);
  max-width: 540px;
}
.step-meta{
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ─────────── approach / promise cards ─────────── */
.promises{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.promise{
  position: relative;
  padding: 48px 36px;
  border-right: 1px solid var(--rule);
  background: linear-gradient(180deg, transparent 0%, transparent 100%);
  transition: background .4s var(--ease);
  isolation: isolate;
}
.promise:last-child{ border-right: 0; }
.promise:hover{
  background: linear-gradient(180deg, rgba(37,99,235,.06) 0%, transparent 80%);
}
.promise-rule{
  position: absolute; top: -1px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .8s var(--ease);
}
.promise.is-in .promise-rule{ width: 100%; }
.promise-icon{
  width: 36px; height: 36px;
  color: var(--accent-2);
  margin-bottom: 24px;
  opacity: .9;
  transition: transform .5s var(--ease);
}
.promise:hover .promise-icon{ transform: rotate(-4deg); }
.promise-icon svg{ width: 100%; height: 100%; }
.promise-title{
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 26px;
  color: var(--ink);
  margin: 0 0 14px;
  line-height: 1.15;
  letter-spacing: -.01em;
}
.promise p{
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ─────────── about ─────────── */
.about-grid{
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}
.about-head{ position: sticky; top: calc(var(--nav-h) + 40px); }
.about-body{ display: grid; gap: 18px; max-width: 640px; }
.about-lead{
  font-family: var(--f-display);
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
  padding-left: 20px;
  border-left: 2px solid var(--accent);
}
.about-lead strong{ font-weight: 700; color: var(--accent-2); }
.about-text{
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 0;
}
.about-meta{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}
.about-meta > div{
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
}
.about-meta > div:nth-child(odd){ padding-right: 24px; border-right: 1px solid var(--rule); }
.about-meta > div:nth-child(even){ padding-left: 24px; }
.about-meta dt{
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin: 0 0 6px;
}
.about-meta dd{
  margin: 0;
  font-size: 15px;
  color: var(--ink);
}

/* ─────────── contact ─────────── */
.contact{
  position: relative;
  background:
    radial-gradient(60% 50% at 50% 0%, var(--accent-soft) 0%, transparent 70%),
    var(--bg);
}
.contact-head{
  max-width: 760px;
  margin: 0 auto clamp(48px, 6vw, 80px);
  text-align: center;
  gap: 20px;
}
.contact-head .section-idx{ justify-self: center; }
.contact-head .section-title{ margin: 0 auto; }
.contact-head .section-lede{ margin: 0 auto; }
.contact-head .btn{ justify-self: center; margin: 8px auto 0; }
.contact-email{
  display: block;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 auto;
  transition: color .25s var(--ease);
}
.contact-email:hover{ color: var(--accent-2); }

/* brief / form */
.brief{
  border: 1px solid var(--rule-strong);
  background: var(--surface);
  max-width: 900px;
  margin: 0 auto;
  padding: 32px;
  position: relative;
}
.brief::before, .brief::after{
  content:''; position: absolute; width: 32px; height: 1px; background: var(--accent);
}
.brief::before{ top: -1px; left: -1px; }
.brief::after{ bottom: -1px; right: -1px; }
.brief-head{
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 8px;
}
.brief-tag{ color: var(--accent-2); }
.brief-note-inline{
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.brief-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.field-wide{ grid-column: 1 / -1; }
.field{ display: grid; gap: 10px; }
.field-label{
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-family: var(--f-mono);
}
.field-num{
  font-size: 10px;
  color: var(--accent-2);
  letter-spacing: .12em;
}
.field input, .field textarea{
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule-strong);
  color: var(--ink);
  font-size: 16px;
  padding: 10px 0;
  outline: none;
  font-family: var(--f-sans);
  transition: border-color .25s var(--ease);
  resize: vertical;
}
.field input:focus, .field textarea:focus{
  border-bottom-color: var(--accent);
}
.field input::placeholder{ color: var(--ink-5); }

.brief-foot{
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.brief-note{ color: var(--ink-3); }
.brief-success{
  margin: 20px 0 0;
  padding: 16px;
  border: 1px solid var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-align: center;
}

/* ─────────── footer ─────────── */
.footer{
  position: relative;
  padding: 56px 0 36px;
  background: var(--bg-2);
}
.footer-rule{
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent) 30%, var(--accent) 70%, transparent);
  opacity: .8;
}
.footer-inner{
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
  padding-top: 40px;
}
.footer-links{
  display: flex; gap: 28px;
  justify-self: center;
}
.footer-links a{
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-2);
  transition: color .25s var(--ease);
}
.footer-links a:hover{ color: var(--accent-2); }
.footer-muted{ color: var(--ink-4) !important; }
.footer-meta{
  display: flex; flex-direction: column; gap: 6px;
  align-items: flex-end;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-4);
  text-align: right;
}
.footer-tag{ color: var(--ink-3); }

/* ─────────── responsive ─────────── */
@media (max-width: 1080px){
  .nav-links{ display: none; }
  .nav-toggle{ display: block; order: 3; }
  .nav-inner{ justify-content: space-between; }
  .nav-cta{ display: none; }
  .nav.is-open .nav-links{
    display: flex;
    position: absolute;
    top: var(--nav-h); left:0; right:0;
    flex-direction: column;
    gap: 0;
    padding: 12px 0;
    background: var(--bg);
    border-bottom: 1px solid var(--rule);
  }
  .nav.is-open .nav-links a{
    padding: 14px var(--gutter);
    width: 100%;
    border-bottom: 1px solid var(--rule);
  }

  .hero-grid{
    grid-template-columns: 1fr;
    grid-template-areas: "meta" "main" "side";
  }
  .hero-side{ max-width: 400px; }

  .services-grid{ grid-template-columns: 1fr; }
  .svc{ border-right: 0; }

  .about-grid{ grid-template-columns: 1fr; gap: 32px; }
  .about-head{ position: static; }
}

@media (max-width: 720px){
  :root{ --nav-h: 64px; }
  .logo-primary{ font-size: 18px; }
  .logo-secondary{ font-size: 8px; letter-spacing: .36em; }

  .hero-headline{ font-size: clamp(40px, 12vw, 68px); }
  .section-title{ font-size: clamp(30px, 9vw, 48px); }

  .promises{ grid-template-columns: 1fr; }
  .promise{ border-right: 0; border-bottom: 1px solid var(--rule); }
  .promise:last-child{ border-bottom: 0; }

  .step{ grid-template-columns: 64px 1fr; gap: 20px; padding-left: 20px; }
  .step-num{ font-size: 36px; }

  .brief{ padding: 24px 20px; }
  .brief-grid{ grid-template-columns: 1fr; }

  .footer-inner{
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: left;
  }
  .footer-links{ justify-self: start; flex-wrap: wrap; gap: 16px; }
  .footer-meta{ align-items: flex-start; text-align: left; }

  .hero-ctas{ width: 100%; }
  .hero-ctas .btn{ flex: 1; justify-content: center; }
}