/* ==========================================================================
   THE LAST MILE — design system
   Palette: ink navy / route brass / paper / charcoal
   Type: Fraunces (display) + IBM Plex Sans (body/UI) + IBM Plex Mono (data)
   Signature: a "route line" that threads down the page, marking waypoints —
   literal to a distribution/last-mile consultancy.
   ========================================================================== */

:root{
  --ink:        #0E2A47;   /* deep navy — primary dark */
  --ink-2:      #16405F;   /* secondary navy, matches brand logo teal-navy */
  --brass:      #B8862E;   /* route-marker gold */
  --brass-light:#D9A94A;
  --paper:      #F6F6F3;   /* cool off-white, never beige */
  --paper-2:    #EEEEE9;
  --white:      #FFFFFF;
  --charcoal:   #1A1D1F;
  --slate:      #4B5563;
  --line:       #DEDDD4;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --container: 1180px;
  --gap: clamp(1.25rem, 3vw, 2.5rem);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.4rem, 5vw, 4.2rem); font-weight: 500; }
h2{ font-size: clamp(1.9rem, 3.4vw, 2.75rem); }
h3{ font-size: clamp(1.25rem, 2vw, 1.55rem); }
p{ margin: 0 0 1em; color: var(--slate); }

.wrap{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  margin-bottom: 1em;
}
.eyebrow::before{
  content: "";
  width: 22px; height: 1px;
  background: var(--brass);
  display: inline-block;
}
.on-dark .eyebrow{ color: var(--brass-light); }

/* ---------- buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.95em 1.6em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease, border-color .18s ease;
}
.btn-primary{ background: var(--brass); color: var(--ink); }
.btn-primary:hover{ background: var(--brass-light); transform: translateY(-1px); }
.btn-outline{ border-color: currentColor; color: var(--ink); }
.btn-outline:hover{ background: var(--ink); color: var(--white); }
.on-dark .btn-outline{ color: var(--white); }
.on-dark .btn-outline:hover{ background: var(--white); color: var(--ink); }

/* ---------- header / nav ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: rgba(246,246,243,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding-top: 0.9rem; padding-bottom: 0.9rem;
}
.brand{ display:flex; align-items:center; gap:0.7em; }
.brand img{ height: 34px; width:auto; border-radius: 3px; }
.brand-text{ font-family: var(--font-display); font-size: 1.05rem; letter-spacing: 0.01em; }
.brand-text span{ display:block; font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.14em; color: var(--brass); text-transform: uppercase; }

nav.main-nav{ display:flex; align-items:center; gap: clamp(1rem, 2vw, 2.1rem); }
nav.main-nav a{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--slate);
  position: relative;
  padding: 0.3em 0;
}
nav.main-nav a:hover, nav.main-nav a.active{ color: var(--ink); }
nav.main-nav a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-4px; height:2px; background: var(--brass);
}
.nav-cta{ display:flex; align-items:center; gap: 1.2rem; }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:0.4rem; }
.nav-toggle span{ display:block; width:22px; height:2px; background:var(--ink); margin:5px 0; }

@media (max-width: 860px){
  nav.main-nav{
    position:fixed; inset: 62px 0 0 0; background: var(--paper);
    flex-direction:column; align-items:flex-start; padding: 2rem 1.5rem;
    gap: 1.4rem; transform: translateX(100%); transition: transform .25s ease;
    overflow-y:auto;
  }
  nav.main-nav.open{ transform: translateX(0); }
  nav.main-nav a{ font-size: 1rem; }
  .nav-cta .btn-outline{ display:none; }
  .nav-toggle{ display:block; }
}

/* ---------- route line signature ---------- */
.route-rail{
  position: fixed;
  left: 0; top:0; bottom:0;
  width: 3px;
  z-index: 60;
  pointer-events:none;
  display:block;
}
.route-rail svg{ height:100%; width:100%; }
.route-progress{
  transition: stroke-dashoffset .08s linear;
}
@media (max-width: 860px){ .route-rail{ display:none; } }

.waypoint{
  position: relative;
  padding-left: 2.6rem;
}
.waypoint::before{
  content: attr(data-mark);
  position: absolute;
  left: 0; top: 0.15em;
  width: 1.9rem; height: 1.9rem;
  border-radius: 50%;
  border: 1.5px solid var(--brass);
  color: var(--brass);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  display:flex; align-items:center; justify-content:center;
  background: var(--paper);
}
.on-dark .waypoint::before{ background: var(--ink); }

/* ---------- sections ---------- */
section{ padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.on-dark{ background: var(--ink); color: var(--white); }
.on-dark p{ color: rgba(255,255,255,0.72); }
.on-dark h1, .on-dark h2, .on-dark h3{ color: var(--white); }
.on-ink-2{ background: var(--ink-2); color: var(--white); }
.on-ink-2 p{ color: rgba(255,255,255,0.75); }
.on-paper-2{ background: var(--paper-2); }

.section-head{ max-width: 720px; margin-bottom: clamp(2rem, 5vw, 3.2rem); }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------- hero ---------- */
.hero{
  background: var(--ink);
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding-top: clamp(5rem, 12vw, 8rem);
  padding-bottom: clamp(4rem, 10vw, 7rem);
}
.hero-route{
  position:absolute; inset:0; opacity: 0.5; pointer-events:none;
}
.hero .wrap{ position: relative; z-index: 2; }
.hero-tag{ font-family: var(--font-mono); font-size: 0.78rem; letter-spacing:0.16em; color: var(--brass-light); text-transform:uppercase; margin-bottom: 1.4rem; }
.hero h1{ max-width: 15ch; margin-bottom: 0.5em; }
.hero .lede{ font-family: var(--font-display); font-style: italic; font-size: clamp(1.15rem, 2vw, 1.5rem); color: rgba(255,255,255,0.88); max-width: 42ch; margin-bottom: 1.6rem; font-weight: 400; }
.hero-pillars{
  display:flex; flex-wrap:wrap; gap: 0.6rem 0;
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing:0.1em; text-transform:uppercase;
  color: rgba(255,255,255,0.65);
  margin: 2rem 0 2.4rem;
}
.hero-pillars span:not(:last-child)::after{ content:"·"; margin: 0 0.9em; color: var(--brass); }
.hero-actions{ display:flex; gap:1rem; flex-wrap:wrap; }

/* ---------- stat strip ---------- */
.stat-strip{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap);
  border-top: 1px solid rgba(255,255,255,0.15);
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding-top: 2.2rem;
}
.stat-strip .num{ font-family: var(--font-mono); font-size: clamp(1.6rem, 3vw, 2.3rem); color: var(--brass-light); display:block; }
.stat-strip .label{ font-size: 0.82rem; color: rgba(255,255,255,0.65); }
@media (max-width: 720px){ .stat-strip{ grid-template-columns: repeat(2,1fr); } }

/* ---------- grids / cards ---------- */
.grid-2{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: var(--gap); }
.grid-4{ display:grid; grid-template-columns: repeat(4,1fr); gap: var(--gap); }
@media (max-width: 860px){ .grid-3,.grid-4{ grid-template-columns: repeat(2,1fr); } .grid-2{ grid-template-columns: 1fr; } }
@media (max-width: 560px){ .grid-3,.grid-4{ grid-template-columns: 1fr; } }

.card{
  background: var(--white);
  border: 1px solid var(--line);
  padding: 2rem;
  border-radius: 3px;
}
.on-dark .card, .on-ink-2 .card{
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.14);
}
.card h3{ margin-bottom: 0.5em; }
.card p{ margin-bottom: 0; }

.num-tag{
  font-family: var(--font-mono);
  color: var(--brass);
  font-size: 0.8rem;
  display:block;
  margin-bottom: 0.9rem;
}

/* ---------- questions block ---------- */
.q-list{ display:grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border:1px solid var(--line); }
.q-list .q-item{ background: var(--white); padding: 2rem; }
.q-list .q-item .qn{ font-family:var(--font-mono); color:var(--brass); font-size:0.85rem; }
.q-list .q-item p{ font-family: var(--font-display); font-size: 1.15rem; color: var(--ink); font-style: italic; margin: 0.5em 0 0; }
@media (max-width: 720px){ .q-list{ grid-template-columns: 1fr; } }

/* ---------- belief statement ---------- */
.belief{
  text-align:center; padding: clamp(4rem,10vw,7rem) 0;
  background: var(--paper-2);
}
.belief blockquote{
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height:1.3; max-width: 900px; margin: 0 auto; color: var(--ink);
  font-weight: 500;
}
.belief blockquote em{ color: var(--brass); font-style: normal; }

/* ---------- clients strip ---------- */
.client-strip{ display:flex; flex-wrap:wrap; align-items:center; gap: clamp(1.6rem,4vw,3.2rem); justify-content:center; }
.client-strip img{ height: 34px; width:auto; object-fit:contain; filter: grayscale(1); opacity:0.75; transition: filter .2s, opacity .2s; }
.client-strip img:hover{ filter:none; opacity:1; }

/* ---------- timeline (professional journey — real chronology) ---------- */
.timeline{ border-left: 2px solid var(--line); margin-left: 0.4rem; }
.tl-item{ position:relative; padding: 0 0 2.4rem 2.2rem; }
.tl-item::before{
  content:""; position:absolute; left:-6.5px; top:0.35em;
  width:11px; height:11px; border-radius:50%; background: var(--brass); border: 2px solid var(--paper);
}
.tl-item:last-child{ padding-bottom:0; }
.tl-item .role{ font-weight:600; color: var(--ink); font-family: var(--font-display); font-size:1.15rem; }
.tl-item .org{ font-family: var(--font-mono); font-size:0.8rem; color: var(--brass); text-transform:uppercase; letter-spacing:0.04em; margin: 0.2em 0 0; }
.tl-item .period{ font-size:0.8rem; color: var(--slate); }

/* ---------- case study ---------- */
.case{
  border: 1px solid var(--line);
  background: var(--white);
  margin-bottom: var(--gap);
}
.case-head{ padding: 2rem 2rem 0; }
.case-head .eyebrow{ margin-bottom:0.6rem; }
.case-body{ display:grid; grid-template-columns: 1fr 1fr; gap: 0; padding: 1.5rem 2rem 2rem; }
.case-col h4{ font-family: var(--font-mono); font-size: 0.72rem; letter-spacing:0.1em; text-transform:uppercase; color: var(--slate); margin-bottom:0.8em; }
.case-col.results h4{ color: var(--brass); }
.case-col ul{ margin:0; padding:0; list-style:none; }
.case-col li{ padding: 0.55em 0; border-top: 1px solid var(--line); font-size:0.95rem; }
.case-col li:first-child{ border-top:none; }
.case-col.results li{ color: var(--ink); font-weight:500; }
@media (max-width: 720px){ .case-body{ grid-template-columns: 1fr; } }

/* ---------- founder block ---------- */
.founder{ display:grid; grid-template-columns: 340px 1fr; gap: clamp(2rem,5vw,4rem); align-items:start; }
.founder img{ border-radius: 3px; width:100%; }
.founder .quote{ font-family: var(--font-display); font-style: italic; font-size: 1.3rem; color: var(--ink); border-left: 3px solid var(--brass); padding-left:1.2rem; margin: 1.4rem 0; }
.founder .recognition{ font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color: var(--brass); }
@media (max-width: 780px){ .founder{ grid-template-columns: 1fr; } .founder img{ max-width: 280px; } }

/* ---------- footer ---------- */
footer.site-footer{ background: var(--ink); color: rgba(255,255,255,0.7); padding: 3.2rem 0 2rem; }
footer .wrap{ display:flex; flex-wrap:wrap; justify-content:space-between; gap: 2rem; }
footer .f-brand{ font-family: var(--font-display); color:var(--white); font-size:1.2rem; max-width: 320px; }
footer .f-links{ display:flex; gap: clamp(2rem,6vw,5rem); flex-wrap:wrap; }
footer .f-col h4{ font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color: var(--brass-light); margin-bottom:0.9em; }
footer .f-col a{ display:block; font-size:0.9rem; color: rgba(255,255,255,0.72); padding: 0.3em 0; }
footer .f-col a:hover{ color: var(--white); }
.f-bottom{ border-top:1px solid rgba(255,255,255,0.12); margin-top: 2.4rem; padding-top: 1.4rem; font-size:0.78rem; color: rgba(255,255,255,0.5); display:flex; justify-content:space-between; flex-wrap:wrap; gap:0.6rem; }

/* ---------- contact ---------- */
.contact-grid{ display:grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2.5rem,6vw,5rem); align-items:start; }
@media (max-width: 860px){ .contact-grid{ grid-template-columns: 1fr; } }
.contact-info a.big{ font-family: var(--font-display); font-size: 1.4rem; display:block; margin: 0.3em 0 1.1em; color: var(--ink); }
.contact-info a.big:hover{ color: var(--brass); }
form.contact-form{ display:grid; gap: 1.1rem; }
form.contact-form label{ display:block; font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color: var(--slate); margin-bottom:0.5em; }
form.contact-form input, form.contact-form textarea{
  width:100%; padding: 0.85em 1em; border:1px solid var(--line); background: var(--white);
  font-family: var(--font-body); font-size:0.95rem; color: var(--charcoal); border-radius:2px;
}
form.contact-form input:focus, form.contact-form textarea:focus{
  outline: 2px solid var(--brass); outline-offset:1px; border-color: var(--brass);
}
form.contact-form textarea{ min-height: 140px; resize: vertical; }
.form-note{ font-size:0.8rem; color: var(--slate); }

/* ---------- page hero (inner pages) ---------- */
.page-hero{ background: var(--ink); color:var(--white); padding: clamp(4.5rem,9vw,6rem) 0 clamp(3rem,6vw,4rem); }
.page-hero .lede{ max-width: 60ch; font-size: 1.05rem; }

/* ---------- reveal-on-scroll ----------
   Progressive enhancement only: content is visible by default so it never
   depends on JS running. JS opts individual elements into the pre-reveal
   (hidden) state right before observing them, then reveals on intersect. */
.reveal{ transition: opacity .6s ease, transform .6s ease; }
.reveal.pre{ opacity:0; transform: translateY(18px); }
.reveal.pre.in{ opacity:1; transform:none; }

/* ---------- utility ---------- */
.mt-lg{ margin-top: clamp(2rem,5vw,3.5rem); }
.center{ text-align:center; }
.small{ font-size:0.85rem; }