/* ============================================================
   ZMKM Trading Limited — Stylesheet
   Palette:
     --purple       #4F3CC9  primary brand
     --purple-deep  #2A1F5C  headings / dark text
     --cream        #F4EFE2  warm accent
     --bg           #FAF8F5  page background
     --lavender     #ECE8F9  alt section background
     --line         #D9D2F2  hairlines / dividers
     --muted        #6E6790  secondary text
   Type:
     Display: "Space Grotesk"  -> headings, big numbers
     Body:    "Inter"          -> paragraphs, UI
     Mono:    "IBM Plex Mono"  -> manifest codes, labels
   ============================================================ */

:root {
  --purple: #4F3CC9;
  --purple-deep: #2A1F5C;
  --cream: #F4EFE2;
  --bg: #FAF8F5;
  --lavender: #ECE8F9;
  --line: #D9D2F2;
  --muted: #6E6790;

  --container: 1180px;
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--purple-deep);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--purple-deep);
}

.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--purple);
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 1px;
  background: var(--purple);
}

p { margin: 0 0 1em; color: var(--muted); }

section { padding: 96px 0; }

@media (max-width: 720px) {
  section { padding: 64px 0; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--purple-deep);
  color: var(--cream);
}
.btn-primary:hover { background: var(--purple); }

.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.35);
  color: var(--cream);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); }

.btn-ghost {
  background: transparent;
  border-color: var(--purple-deep);
  color: var(--purple-deep);
}
.btn-ghost:hover { background: var(--purple-deep); color: var(--cream); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--purple-deep);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo .mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--purple);
  color: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--purple-deep);
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: var(--purple);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.nav-links a:hover::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--purple-deep);
  margin: 5px 0;
  transition: 0.2s;
}

@media (max-width: 860px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 20px 24px 28px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-actions .btn { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  padding: 168px 0 0;
  background: var(--purple);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(244,239,226,0.18), transparent 70%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-bottom: 64px;
  max-width: 760px;
}

.hero .eyebrow { color: var(--cream); opacity: 0.85; }
.hero .eyebrow::before { background: var(--cream); opacity: 0.6; }

.hero h1 {
  color: var(--cream);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  line-height: 1.08;
  margin-bottom: 22px;
}

.hero p.lead {
  color: rgba(244,239,226,0.85);
  font-size: 1.08rem;
  max-width: 540px;
  margin-bottom: 36px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Manifest ticker strip */
.manifest-strip {
  border-top: 1px solid rgba(244,239,226,0.18);
  margin-top: 64px;
  overflow: hidden;
  white-space: nowrap;
}

.manifest-strip .track {
  display: inline-flex;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: rgba(244,239,226,0.55);
  padding: 16px 0;
  animation: scroll-left 38s linear infinite;
}

.manifest-strip .track span {
  padding: 0 28px;
  border-right: 1px solid rgba(244,239,226,0.18);
}

@keyframes scroll-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .manifest-strip .track { animation: none; }
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

.about-grid h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  margin-bottom: 20px;
  max-width: 14ch;
}

.pillars {
  display: grid;
  gap: 22px;
}

.pillar {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  align-items: start;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.pillar:last-child { border-bottom: none; padding-bottom: 0; }

.pillar .code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85rem;
  color: var(--purple);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pillar h4 { font-size: 1rem; margin-bottom: 6px; }
.pillar p { margin: 0; font-size: 0.92rem; }

/* ---------- Products ---------- */
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  max-width: 18ch;
}

.section-head .section-note {
  max-width: 360px;
  margin: 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 980px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .product-grid { grid-template-columns: 1fr; }
}

.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 36px -24px rgba(42,31,92,0.35);
}

.product-card .thumb {
  aspect-ratio: 4 / 3;
  background: var(--lavender);
  display: flex;
}

.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-card .body { padding: 18px 18px 22px; }

.product-card .tag {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 8px;
  display: block;
}

.product-card h4 { font-size: 1.02rem; margin-bottom: 6px; }
.product-card p { font-size: 0.9rem; margin: 0; }

/* ---------- Partners / Manifest ---------- */
.partners { background: var(--purple-deep); color: var(--cream); }

.partners .eyebrow { color: var(--cream); opacity: 0.8; }
.partners .eyebrow::before { background: var(--cream); opacity: 0.6; }
.partners .section-head h2 { color: var(--cream); }
.partners .section-head .section-note { color: rgba(244,239,226,0.7); }

.manifest {
  border: 1px solid rgba(244,239,226,0.18);
  border-radius: var(--radius);
  overflow: hidden;
}

.manifest-row {
  display: grid;
  grid-template-columns: 90px 1fr 1fr;
  gap: 18px;
  align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(244,239,226,0.12);
}

.manifest-row:last-child { border-bottom: none; }

.manifest-row.head {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(244,239,226,0.55);
  padding: 14px 24px;
}

.manifest-row .code {
  font-family: "IBM Plex Mono", monospace;
  color: var(--cream);
  opacity: 0.65;
  font-size: 0.85rem;
}

.manifest-row .name {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: 1.02rem;
}

.manifest-row .focus {
  font-size: 0.88rem;
  color: rgba(244,239,226,0.7);
}

@media (max-width: 640px) {
  .manifest-row { grid-template-columns: 56px 1fr; }
  .manifest-row .focus { grid-column: 2; font-size: 0.8rem; }
  .manifest-row.head .focus { display: none; }
}

/* ---------- Why us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 860px) {
  .why-grid { grid-template-columns: 1fr; }
}

.why-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.why-card .code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  color: var(--purple);
  letter-spacing: 0.14em;
  margin-bottom: 18px;
  display: block;
}

.why-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.why-card p { margin: 0; font-size: 0.92rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

.contact-grid h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  max-width: 16ch;
  margin-bottom: 18px;
}

.contact-info {
  margin-top: 32px;
  display: grid;
  gap: 18px;
}

.contact-info .item {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.contact-info .item .label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--purple);
  display: block;
  margin-bottom: 4px;
}

.contact-info .item .value { font-weight: 500; }

.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

.form-row { margin-bottom: 18px; }

label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--purple-deep);
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  font-family: "Inter", sans-serif;
  font-size: 0.95rem;
  color: var(--purple-deep);
  background: var(--bg);
  transition: border-color 0.15s ease;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--purple);
}

textarea { resize: vertical; min-height: 120px; }

.form-note {
  font-size: 0.82rem;
  margin-top: 14px;
  color: var(--muted);
}

.alert {
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 0.9rem;
  margin-bottom: 22px;
}

.alert-success {
  background: #E8F5E9;
  color: #1E5631;
  border: 1px solid #BFE3C2;
}

.alert-error {
  background: #FBEAEA;
  color: #7A2222;
  border: 1px solid #F1C7C7;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--purple-deep);
  color: rgba(244,239,226,0.7);
  padding: 56px 0 32px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(244,239,226,0.14);
}

.footer-top .logo { color: var(--cream); }
.footer-top .logo .mark { background: var(--cream); color: var(--purple-deep); }

.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}

.footer-links a { text-decoration: none; font-size: 0.9rem; }
.footer-links a:hover { color: var(--cream); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 22px;
  font-size: 0.82rem;
}