/* ═══════════════════════════════════════════
   EXIMWORLD — STYLES
   ═══════════════════════════════════════════ */

:root {
  --green-dark:    #0B2B1B;
  --green-medium:  #163325;
  --green-light:   #1e4530;
  --gold:          #C5A880;
  --gold-dark:     #a88a62;
  --cream:         #FAF9F4;
  --cream-dark:    #F0EDE4;
  --cream-medium:  #EAE6DC;
  --text-dark:     #1A1A14;
  --text-medium:   #4A4A3A;
  --text-light:    #7A7A6A;
  --white:         #FFFFFF;

  --font-serif:    'Playfair Display', Georgia, serif;
  --font-sans:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --nav-h:         72px;
  --section-px:    clamp(1.25rem, 5vw, 5rem);
  --section-py:    clamp(4rem, 8vw, 7rem);
  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     20px;

  --shadow-card:   0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.07);
  --shadow-hover:  0 4px 24px rgba(0,0,0,.13);
  --transition:    .25s cubic-bezier(.4,0,.2,1);
}

/* ─── RESET ──────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* Offset anchor links for fixed nav */
#about, #commodities, #approach, #contact {
  scroll-margin-top: var(--nav-h);
}

/* ─── SCROLL ANIMATIONS ──────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ─── BUTTONS ────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.625rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .02em;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), box-shadow var(--transition),
              transform var(--transition);
}
.btn:hover { transform: translateY(-1px); }

.btn-gold {
  background: var(--gold);
  color: var(--green-dark);
  border-color: var(--gold);
}
.btn-gold:hover { background: var(--gold-dark); border-color: var(--gold-dark); }

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.55);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
}

.btn-green {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
}
.btn-green:hover { background: var(--green-medium); border-color: var(--green-medium); }

.btn-outline-green {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}
.btn-outline-green:hover { background: var(--green-dark); color: var(--white); }

/* ─── SECTION LABEL ROW ──────────────────── */
.section-label-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}
.section-number {
  font-family: var(--font-sans);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-light);
  white-space: nowrap;
}
.section-number--light { color: rgba(255,255,255,.5); }
.section-rule {
  flex: 1;
  height: 1px;
  background: var(--cream-medium);
}
.section-rule--light { background: rgba(255,255,255,.15); }

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  font-weight: 500;
  line-height: 1.22;
  color: var(--text-dark);
}
.section-heading em {
  font-style: italic;
  color: var(--green-dark);
}
.section-heading--light { color: var(--white); }
.section-heading--light em { color: var(--gold); }

/* ─── NAVIGATION ─────────────────────────── */
.nav-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--cream);
  border-bottom: 1px solid var(--cream-medium);
  transition: box-shadow var(--transition);
}
.nav-header.scrolled {
  box-shadow: 0 2px 16px rgba(0,0,0,.08);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--section-px);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--green-dark);
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-left: auto;
}
.nav-link {
  font-size: .875rem;
  font-weight: 400;
  color: var(--text-medium);
  position: relative;
  transition: color var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--green-dark);
  transition: width var(--transition);
}
.nav-link:hover,
.nav-link.active { color: var(--green-dark); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

.nav-cta {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--green-dark);
  border: 1px solid var(--green-dark);
  padding: .45rem 1.1rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.nav-cta:hover { background: var(--green-dark); color: var(--white); }

.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.nav-mobile-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--green-dark);
  transition: transform var(--transition), opacity var(--transition);
}

/* ─── HERO ───────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-color: var(--green-dark);
  background-image: url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 8s ease-out;
  will-change: transform;
}
.hero-bg.loaded { transform: scale(1); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(11, 43, 27, .88) 0%,
    rgba(11, 43, 27, .72) 55%,
    rgba(11, 43, 27, .55) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem var(--section-px) 5rem;
  width: 100%;
}
.hero-badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(197, 168, 128, .45);
  padding: .4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2.25rem;
  animation: fadeSlideDown .8s ease forwards;
  will-change: opacity, transform;
}
.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  font-weight: 500;
  line-height: 1.14;
  color: var(--white);
  max-width: 780px;
  margin-bottom: 1.75rem;
  animation: fadeSlideUp .8s .15s ease forwards;
  opacity: 0;
  will-change: opacity, transform;
}
.hero-subtext {
  font-size: clamp(.9rem, 1.5vw, 1.0625rem);
  line-height: 1.75;
  color: rgba(255,255,255,.75);
  max-width: 580px;
  margin-bottom: 2.5rem;
  animation: fadeSlideUp .8s .3s ease forwards;
  opacity: 0;
  will-change: opacity, transform;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeSlideUp .8s .45s ease forwards;
  opacity: 0;
  will-change: opacity, transform;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero-scroll-hint span {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,.5), transparent);
  margin: 0 auto;
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ─── STATS BAR ──────────────────────────── */
.stats-bar {
  background: var(--cream-dark);
  border-bottom: 1px solid var(--cream-medium);
}
.stats-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem var(--section-px);
  display: flex;
  align-items: center;
  gap: 0;
}
.stat-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: .5rem 1.5rem;
}
.stat-item:first-child { padding-left: 0; }
.stat-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--green-dark);
  line-height: 1;
}
.stat-label {
  font-size: .8rem;
  font-weight: 400;
  color: var(--text-light);
  letter-spacing: .02em;
}
.stat-label--long {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-medium);
  line-height: 1.4;
}
.stat-check {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--cream-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dark);
  margin-bottom: .35rem;
  flex-shrink: 0;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--cream-medium);
  flex-shrink: 0;
}

/* ─── ABOUT ──────────────────────────────── */
.section-about {
  background: var(--cream);
  padding: var(--section-py) 0;
}
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--section-px);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.about-body {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-medium);
  margin-bottom: 1.25rem;
}
.about-divider {
  width: 48px;
  height: 1px;
  background: var(--gold);
  margin: 2rem 0;
}
.about-quote {
  margin: 0;
  position: relative;
  padding-left: 1.25rem;
}
.quote-bar {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--gold);
  border-radius: 2px;
}
.quote-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-dark);
  line-height: 1.7;
  margin-bottom: .75rem;
}
.quote-attribution {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: .04em;
  font-style: normal;
}

/* ─── COMMODITIES ────────────────────────── */
.section-commodities {
  background: var(--cream-dark);
  padding: var(--section-py) 0;
}
.commodities-header {
  display: flex;
  align-items: flex-end;
  gap: 3rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.commodities-intro {
  flex: 1;
  min-width: 260px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-medium);
  max-width: 480px;
}
.commodities-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}
.commodity-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-card);
  cursor: default;
}
.commodity-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.commodity-card-inner {
  padding: 2.25rem;
  height: 100%;
}
.commodity-card--grains { background: var(--white); }
.commodity-card--metals { background: var(--green-dark); }
.commodity-card--energy { background: var(--white); }

.commodity-icon {
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}
.commodity-card--grains .commodity-icon { background: #f0ede4; color: var(--green-dark); }
.commodity-card--metals .commodity-icon { background: rgba(255,255,255,.1); color: var(--gold); }
.commodity-card--energy .commodity-icon { background: #f0ede4; color: var(--green-dark); }

.commodity-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 1.25rem;
  color: var(--text-dark);
}
.commodity-card--metals .commodity-title { color: var(--white); }

.commodity-list li {
  font-size: .875rem;
  color: var(--text-medium);
  padding: .4rem 0;
  border-bottom: 1px solid var(--cream-medium);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.commodity-list li::before {
  content: '';
  display: block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}
.commodity-card--metals .commodity-list li {
  color: rgba(255,255,255,.7);
  border-bottom-color: rgba(255,255,255,.12);
}
.commodity-list li:last-child { border-bottom: none; }

.commodities-footnote {
  background: var(--white);
  border: 1px solid var(--cream-medium);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.commodities-footnote p {
  font-size: .9375rem;
  color: var(--text-medium);
  line-height: 1.6;
  flex: 1;
}
.footnote-link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--green-dark);
  white-space: nowrap;
  transition: color var(--transition);
}
.footnote-link:hover { color: var(--gold-dark); }

/* ─── APPROACH ───────────────────────────── */
.section-approach {
  background: var(--green-dark);
  padding: var(--section-py) 0;
}
.approach-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
.approach-step {
  padding: 2rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.04);
  transition: background var(--transition), border-color var(--transition);
}
.approach-step:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(197,168,128,.3);
}
.step-number {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 400;
  color: rgba(197,168,128,.4);
  margin-bottom: 1.25rem;
  line-height: 1;
}
.step-title {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: .75rem;
  line-height: 1.35;
}
.step-desc {
  font-size: .875rem;
  line-height: 1.7;
  color: rgba(255,255,255,.6);
}

/* ─── CONTACT ────────────────────────────── */
.section-contact {
  background: var(--cream);
  padding: var(--section-py) 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-desc {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-medium);
  margin: 1.5rem 0 2rem;
}
.contact-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.contact-card {
  background: var(--white);
  border: 1px solid var(--cream-medium);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}
.contact-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--cream-medium);
}
.contact-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--green-dark);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: .9375rem;
  font-weight: 600;
  flex-shrink: 0;
}
.contact-name {
  font-weight: 600;
  font-size: .9375rem;
  color: var(--text-dark);
}
.contact-role {
  font-size: .8125rem;
  color: var(--text-light);
  margin-top: .15rem;
}
.contact-card-details {
  display: flex;
  flex-direction: column;
  gap: .1rem;
  margin-bottom: 1.5rem;
}
.contact-detail-row {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .6rem 0;
  font-size: .875rem;
  color: var(--text-medium);
  border-bottom: 1px solid var(--cream-medium);
  transition: color var(--transition);
}
.contact-detail-row:last-child { border-bottom: none; }
.contact-detail-row:hover { color: var(--green-dark); }
.contact-detail-row svg { flex-shrink: 0; color: var(--text-light); }

.email-text {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: text-decoration var(--transition);
}
.email-text:hover {
  text-decoration: underline;
}

.contact-card-location {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .8125rem;
  color: var(--text-light);
  padding-top: 1rem;
  border-top: 1px solid var(--cream-medium);
}

.partners-section {
  margin-top: 4.5rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--cream-medium);
}
.partners-label {
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 2rem;
  text-align: center;
}
.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

/* ─── FOOTER ─────────────────────────────── */
.site-footer {
  background: var(--green-dark);
  padding: 3rem 0 2rem;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--section-px);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--white);
  display: block;
  margin-bottom: .4rem;
}
.footer-tagline {
  font-size: .8125rem;
  color: rgba(255,255,255,.45);
  letter-spacing: .02em;
}
.footer-nav {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
  align-items: center;
}
.footer-nav a {
  font-size: .8125rem;
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--gold); }
.footer-divider {
  height: 1px;
  background: rgba(255,255,255,.1);
  margin-bottom: 1.5rem;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-copy {
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
}
.footer-location {
  font-size: .75rem;
  letter-spacing: .14em;
  font-weight: 500;
  color: rgba(255,255,255,.35);
  text-transform: uppercase;
}

/* ─── ANIMATIONS ─────────────────────────── */
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: none; }
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
@keyframes scrollPulse {
  0%, 100% { opacity: .5; transform: scaleY(1); }
  50%       { opacity: 1;  transform: scaleY(1.1); }
}

/* ─── RESPONSIVE ─────────────────────────── */
@media (max-width: 1024px) {
  .approach-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .nav-links, .nav-cta {
    display: none;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--cream);
    padding: 1.5rem var(--section-px) 2rem;
    border-bottom: 1px solid var(--cream-medium);
    gap: 1.25rem;
    z-index: 99;
    box-shadow: 0 8px 24px rgba(0,0,0,.1);
  }
  .nav-links.open + .nav-cta { display: block; }
  .nav-mobile-toggle { display: flex; }

  .hero-heading { font-size: clamp(1.9rem, 8vw, 2.8rem); }

  .stats-container {
    flex-wrap: wrap;
    gap: 1rem;
  }
  .stat-item { flex: 1 1 40%; }
  .stat-divider { display: none; }

  .commodities-cards { grid-template-columns: 1fr; }
  .commodities-header { flex-direction: column; align-items: flex-start; }

  .approach-steps { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .partners-grid { grid-template-columns: 1fr; gap: 2rem; }

  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: .5rem; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .contact-actions { flex-direction: column; }
  .commodities-footnote { flex-direction: column; align-items: flex-start; }
  .stat-item { flex: 1 1 100%; }
  .contact-card { padding: 1.5rem; }
}

/* ─── TABLET ─────────────────────────────── */
@media (min-width: 769px) and (max-width: 1024px) {
  .commodities-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .commodity-card--energy {
    grid-column: 1 / -1;
    max-width: 50%;
  }
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .hero-content { padding: 5rem var(--section-px) 4rem; }
}