/* ============================================================
   HARMATTAN TRADING — style.css
   Palette: trade-cloth indigo + harmattan ochre on dusty haze
   Type: Bricolage Grotesque (display) / Public Sans (body)
         IBM Plex Mono (manifest labels)
   ============================================================ */

:root {
  --indigo:       #1D2B4C;
  --indigo-deep:  #121D38;
  --indigo-line:  #33456F;
  --ochre:        #C4761F;
  --ochre-bright: #E29A3C;
  --haze:         #EFEAE0;
  --haze-deep:    #E6DFD2;
  --ink:          #23283A;
  --ink-soft:     #5A5F72;
  --white:        #FFFFFF;
  --whatsapp:     #1FA855;

  --display: "Bricolage Grotesque", "Arial Black", sans-serif;
  --body:    "Public Sans", "Segoe UI", sans-serif;
  --mono:    "IBM Plex Mono", "Courier New", monospace;

  --maxw: 1120px;
  --radius: 6px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--haze);
}

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

a { color: var(--ochre); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 3px solid var(--ochre-bright);
  outline-offset: 2px;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- manifest label (signature element) ---------- */
.tag {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ochre);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.tag::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--ochre);
  display: inline-block;
}

/* ---------- top strip ---------- */
.topstrip {
  background: var(--indigo-deep);
  color: #B9C3DC;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.topstrip .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 7px;
  padding-bottom: 7px;
  flex-wrap: wrap;
}
.topstrip a { color: #E7D9BC; }

/* ---------- nav ---------- */
header.site {
  background: var(--indigo);
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--indigo-line);
}
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.wordmark { line-height: 1; }
.wordmark a { text-decoration: none; }
.wordmark .wm-top {
  font-family: var(--display);
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0.02em;
  color: var(--white);
  display: block;
}
.wordmark .wm-sub {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.42em;
  color: var(--ochre-bright);
  display: block;
  margin-top: 3px;
}
nav.main { display: flex; align-items: center; gap: 28px; }
nav.main a {
  color: #D4DBEC;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--ochre-bright); }
nav.main .btn { margin-left: 6px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--indigo-line);
  border-radius: var(--radius);
  color: var(--white);
  font-size: 22px;
  line-height: 1;
  padding: 6px 12px;
  cursor: pointer;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--body);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 26px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-ochre { background: var(--ochre); color: var(--white); }
.btn-ochre:hover { background: var(--ochre-bright); color: var(--indigo-deep); }
.btn-ghost { border-color: #8FA0C6; color: var(--white); background: transparent; }
.btn-ghost:hover { border-color: var(--ochre-bright); color: var(--ochre-bright); }
.btn-indigo { background: var(--indigo); color: var(--white); }
.btn-indigo:hover { background: var(--indigo-deep); }

/* ---------- hero ---------- */
.hero {
  background: var(--indigo);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.hero .wrap {
  position: relative;
  z-index: 2;
  padding-top: 84px;
  padding-bottom: 96px;
  max-width: 880px;
  margin-left: auto; margin-right: auto;
}
.hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 22px 0 22px;
}
.hero h1 em { font-style: normal; color: var(--ochre-bright); }
.hero p.lede {
  font-size: 19px;
  color: #C9D2E6;
  max-width: 620px;
  margin-bottom: 20px;
}
.route {
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.08em;
  color: #93A2C6;
  margin-bottom: 34px;
}
.route strong { color: var(--ochre-bright); font-weight: 500; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }

/* wind lines — the harmattan */
.wind {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.5;
}
.wind path {
  fill: none;
  stroke: var(--indigo-line);
  stroke-width: 1.4;
  stroke-dasharray: 6 14;
  animation: drift 26s linear infinite;
}
.wind path.gold { stroke: var(--ochre); opacity: 0.55; animation-duration: 34s; }
@keyframes drift { to { stroke-dashoffset: -600; } }
@media (prefers-reduced-motion: reduce) {
  .wind path { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- capability strip ---------- */
.capstrip { background: var(--indigo-deep); color: var(--white); }
.capstrip .wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  padding-top: 34px;
  padding-bottom: 34px;
}
.cap .k {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ochre-bright);
  margin-bottom: 8px;
}
.cap .v { font-size: 16.5px; font-weight: 600; color: #E8ECF6; line-height: 1.45; }

/* ---------- generic section ---------- */
section.block { padding: 84px 0; }
section.block.tint { background: var(--haze-deep); }
.block h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.12;
  color: var(--indigo);
  margin: 16px 0 18px;
  max-width: 640px;
}
.block .intro { max-width: 660px; color: var(--ink-soft); font-size: 18px; margin-bottom: 44px; }

/* ---------- service cards ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.svc {
  background: var(--white);
  border: 1px solid var(--haze-deep);
  border-top: 4px solid var(--indigo);
  border-radius: var(--radius);
  padding: 30px 26px;
}
.svc.alt { border-top-color: var(--ochre); }
.svc .code {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  margin-bottom: 14px;
}
.svc h3 {
  font-family: var(--display);
  font-weight: 800;
  font-size: 21px;
  color: var(--indigo);
  margin-bottom: 10px;
}
.svc p { font-size: 15.5px; color: var(--ink-soft); }
.svc a.more { display: inline-block; margin-top: 14px; font-weight: 700; font-size: 14.5px; }

/* ---------- manifest table (product lines) ---------- */
.manifest {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border: 1px solid var(--haze-deep);
  border-radius: var(--radius);
  overflow: hidden;
}
.manifest th {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: left;
  background: var(--indigo);
  color: var(--ochre-bright);
  padding: 13px 18px;
}
.manifest td {
  padding: 18px;
  border-top: 1px solid var(--haze-deep);
  vertical-align: top;
  font-size: 15.5px;
}
.manifest td.code {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ochre);
  white-space: nowrap;
}
.manifest td.cat { font-weight: 700; color: var(--indigo); white-space: nowrap; }
.manifest td.items { color: var(--ink-soft); }

/* ---------- channels ---------- */
.chan-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.chan {
  background: var(--white);
  border: 1px solid var(--haze-deep);
  border-radius: var(--radius);
  padding: 22px 18px;
  text-align: center;
}
.chan .ic { font-size: 26px; margin-bottom: 10px; }
.chan h4 { font-size: 15px; font-weight: 700; color: var(--indigo); line-height: 1.35; }
.chan p { font-size: 13px; color: var(--ink-soft); margin-top: 6px; }
.corridor {
  margin-top: 30px;
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  text-align: center;
}
.corridor strong { color: var(--ochre); font-weight: 500; }

/* ---------- partner banner ---------- */
.banner {
  background: var(--indigo);
  color: var(--white);
  border-radius: 10px;
  padding: 52px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
}
.banner h2 { color: var(--white); margin-top: 10px; }
.banner p { color: #C9D2E6; max-width: 520px; }

/* ---------- standards ---------- */
.std-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.std {
  background: var(--white);
  border-left: 4px solid var(--ochre);
  border-radius: var(--radius);
  padding: 24px 26px;
}
.std h3 { font-family: var(--display); font-weight: 800; font-size: 18px; color: var(--indigo); margin-bottom: 8px; }
.std p { font-size: 15px; color: var(--ink-soft); }

/* ---------- forms ---------- */
form.enquiry {
  background: var(--white);
  border: 1px solid var(--haze-deep);
  border-radius: 10px;
  padding: 38px 34px;
  max-width: 720px;
}
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-weight: 700;
  font-size: 14.5px;
  color: var(--indigo);
  margin-bottom: 7px;
}
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--body);
  font-size: 15.5px;
  padding: 12px 14px;
  border: 1.5px solid #CFC8B9;
  border-radius: var(--radius);
  background: var(--haze);
  color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--ochre);
  background: var(--white);
}
.field textarea { min-height: 130px; resize: vertical; }
.field .hint { font-size: 13px; color: var(--ink-soft); margin-top: 5px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* ---------- page hero (inner pages) ---------- */
.page-hero { background: var(--indigo); color: var(--white); }
.page-hero .wrap { padding-top: 64px; padding-bottom: 64px; }
.page-hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.08;
  margin: 18px 0 14px;
}
.page-hero p { color: #C9D2E6; font-size: 18px; max-width: 640px; }

/* ---------- process steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step {
  background: var(--white);
  border: 1px solid var(--haze-deep);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.step .num {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ochre);
  letter-spacing: 0.14em;
  margin-bottom: 12px;
}
.step h3 { font-family: var(--display); font-weight: 800; font-size: 17.5px; color: var(--indigo); margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--ink-soft); }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 44px; align-items: start; }
.c-item { margin-bottom: 26px; }
.c-item .k {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ochre);
  margin-bottom: 6px;
}
.c-item .v { font-size: 17px; font-weight: 600; color: var(--indigo); }
.c-item .v a { color: var(--indigo); }

/* ---------- footer ---------- */
footer.site {
  background: var(--indigo-deep);
  color: #AEB8D2;
  padding: 56px 0 30px;
  font-size: 14.5px;
}
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 40px; }
footer .wm-top { font-family: var(--display); font-weight: 800; font-size: 20px; color: var(--white); }
footer .wm-sub { font-family: var(--mono); font-size: 10px; letter-spacing: 0.4em; color: var(--ochre-bright); margin-top: 3px; margin-bottom: 14px; }
footer h4 {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ochre-bright);
  margin-bottom: 14px;
}
footer a { color: #C9D2E6; display: block; margin-bottom: 8px; }
footer a:hover { color: var(--ochre-bright); }
.foot-legal {
  border-top: 1px solid var(--indigo-line);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* ---------- WhatsApp float ---------- */
.wa-float {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 60;
  background: var(--whatsapp);
  color: var(--white);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 20px;
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.wa-float:hover { text-decoration: none; transform: translateY(-2px); }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .svc-grid, .steps { grid-template-columns: 1fr 1fr; }
  .chan-grid { grid-template-columns: repeat(3, 1fr); }
  .capstrip .wrap { grid-template-columns: 1fr; gap: 18px; }
  .contact-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .banner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  nav.main {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--indigo-deep);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 12px 24px 20px;
    border-bottom: 1px solid var(--indigo-line);
  }
  nav.main.open { display: flex; }
  nav.main a { padding: 11px 0; width: 100%; }
  .nav-toggle { display: block; }
  .svc-grid, .steps, .chan-grid, .two-col, .std-grid { grid-template-columns: 1fr; }
  .hero .wrap { padding-top: 56px; padding-bottom: 64px; }
  section.block { padding: 60px 0; }
  .banner { padding: 36px 26px; }
  .manifest td.items { font-size: 14px; }
  .manifest thead { display: none; }
  .manifest td { display: block; border-top: none; padding: 6px 18px; }
  .manifest tr { display: block; border-top: 1px solid var(--haze-deep); padding: 14px 0; }
}