/* ============================================================
   ROYAL HIGH RISE HOLDINGS — styles.css
   Palette: Obsidian · Charcoal · Champagne Gold · White
   Typography: Cormorant Garamond (display) + DM Sans (body)
   ============================================================ */

/* ── Variables ── */
:root {
  --black:       #08090a;
  --obsidian:    #0f1012;
  --charcoal:    #191b1e;
  --mid:         #262930;
  --steel:       #383d47;
  --silver:      #9aa0ac;
  --light:       #d4d8de;
  --white:       #f0f1f3;
  --gold:        #b8956a;
  --gold-light:  #d0aa84;
  --gold-dim:    #5e4026;
  --gold-glow:   rgba(184,149,106,0.18);
  --accent:      #c4a07a;

  --font-display: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  --font-body:    Arial, 'Helvetica Neue', Helvetica, sans-serif;
  --font-cond:    Arial, 'Helvetica Neue', Helvetica, sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:  cubic-bezier(0.7, 0, 0.84, 0);
  --nav-h: 76px;

  --shadow-gold: 0 8px 40px rgba(184,149,106,0.15);
  --radius-sm: 2px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--black);
  color: var(--light);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.75;
  overflow-x: hidden;
}

/* ── Global Heading Override: Arial, Uppercase ── */
h1, h2, h3, h4, h5, h6 {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif !important;
  text-transform: uppercase !important;
  font-style: normal !important;
  letter-spacing: 0.04em;
}
h1 em, h2 em, h3 em, h4 em, h5 em, h6 em {
  font-style: normal !important;
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif !important;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--obsidian); }
::-webkit-scrollbar-thumb { background: var(--gold-dim); border-radius: 2px; }

/* ── Selection ── */
::selection { background: var(--gold); color: var(--black); }

/* ── Utility ── */
.container { width: min(1260px, 100% - 3rem); margin-inline: auto; }
.gold { color: var(--gold); }
.tag {
  display: inline-block;
  font-family: var(--font-cond);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 0.3rem 0.85rem;
  margin-bottom: 1.5rem;
}

/* ======================================================
   NAVIGATION
   ====================================================== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding-inline: clamp(1.25rem, 5vw, 3.5rem);
  transition: background 0.4s, backdrop-filter 0.4s, box-shadow 0.4s;
}
nav.scrolled {
  background: rgba(8,9,10,0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(184,149,106,0.12), 0 4px 24px rgba(0,0,0,0.4);
}

/* ── Logo ── */
.nav-logo {
  display        : flex;
  align-items    : center;
  text-decoration: none;
  flex-shrink    : 0;
  /* Only the icon — no text beside it */
}

/* The logo image/SVG container */
.nav-logo-icon {
  display    : flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width      : 68px;
  height     : 68px;
  transition : opacity 0.25s, transform 0.3s var(--ease-out);
}
.nav-logo-icon img {
  width     : 100%;
  height    : 100%;
  object-fit: contain;
  display   : block;
}
.nav-logo:hover .nav-logo-icon { opacity: 0.82; transform: scale(1.04); }

/* Remove old text classes — kept for safety but hidden */
.nav-logo-text,
.nav-logo-name,
.nav-logo-sub  { display: none; }

/* Footer logo — standalone, larger, with tagline below */
.footer-brand .nav-logo            { display: inline-flex; margin-bottom: 1.5rem; }
.footer-brand .nav-logo-icon       { width: 88px; height: 88px; }
.footer-brand .nav-logo-icon img   { }

/* Nav links */
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin-left: auto;
  margin-right: 2rem;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-cond);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.3s var(--ease-out);
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* CTA Button */
.btn-nav {
  font-family: var(--font-cond);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--gold);
  border: none;
  padding: 0.65rem 1.5rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
  display: inline-block;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-nav:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(184,149,106,0.3);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  margin-left: auto;
  padding: 6px;
  background: none;
  border: none;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.35s var(--ease-out), opacity 0.25s;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(8,9,10,0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 1.5rem 2rem 2rem;
  z-index: 998;
  border-bottom: 1px solid var(--gold-dim);
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s var(--ease-out), opacity 0.3s;
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.mobile-menu a {
  display: block;
  font-family: var(--font-cond);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light);
  text-decoration: none;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--mid);
  transition: color 0.2s, padding-left 0.25s var(--ease-out);
}
.mobile-menu a:hover { color: var(--gold); padding-left: 0.6rem; }
.mobile-menu .btn-nav { margin-top: 1.5rem; width: 100%; text-align: center; display: block; }

/* ======================================================
   HERO
   ====================================================== */
#home {
  position: relative;
  min-height: 100svh;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  /* Solid black base with a faded chrome mine image overlay */
  background: #000;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  /* Chrome/mining texture — self-hosted image (see assets/images/hero-bg.jpg) */
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center 40%;
  opacity: 0.10;
  pointer-events: none;
  /* Dark desaturation to keep it from clashing with text */
  filter: grayscale(100%) brightness(0.6);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  /* Gradient overlay to ensure text readability */
  background:
    linear-gradient(to right, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.70) 55%, rgba(0,0,0,0.50) 100%),
    linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, transparent 40%, rgba(0,0,0,0.7) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding-top: var(--nav-h);
  padding-top: calc(var(--nav-h) + 2rem);
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  animation: fadeUp 0.9s var(--ease-out) 0.15s both;
}
.hero-eyebrow-line {
  width: 52px; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  flex-shrink: 0;
}
.hero-eyebrow-text {
  font-family: var(--font-cond);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
}

h1 {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 1.75rem;
  animation: fadeUp 0.9s var(--ease-out) 0.3s both;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
h1 em { font-style: normal; color: var(--gold); font-weight: 700; }

.hero-sub {
  font-size: 1rem;
  font-weight: 300;
  color: var(--silver);
  max-width: 560px;
  margin-bottom: 2.75rem;
  animation: fadeUp 0.9s var(--ease-out) 0.45s both;
  line-height: 1.8;
}
.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  animation: fadeUp 0.9s var(--ease-out) 0.6s both;
}

/* Buttons */
.btn-primary {
  font-family: var(--font-cond);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--gold);
  border: 1px solid var(--gold);
  padding: 0.9rem 2.2rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
  display: inline-block;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold-light);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.btn-primary:hover::before { transform: scaleX(1); }
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(184,149,106,0.28);
}
.btn-primary span { position: relative; z-index: 1; }

.btn-outline {
  font-family: var(--font-cond);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: 1px solid var(--steel);
  padding: 0.9rem 2.2rem;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.25s, color 0.25s, background 0.25s, transform 0.2s;
  display: inline-block;
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(184,149,106,0.05);
  transform: translateY(-2px);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 0;
  z-index: 2;
  margin-top: 3.5rem;
  flex-wrap: wrap;
  animation: fadeUp 0.9s var(--ease-out) 0.75s both;
}
.hero-stat {
  padding: 1.5rem 2.25rem;
  border-left: 1px solid rgba(184,149,106,0.18);
  text-align: center;
  min-width: max-content;
}
.hero-stat:last-child { border-right: 1px solid rgba(184,149,106,0.18); }
.hero-stat-num {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
  display: block;
  letter-spacing: -0.01em;
}
.hero-stat-label {
  font-family: var(--font-cond);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver);
  margin-top: 0.45rem;
  display: block;
}

/* ======================================================
   TICKER
   ====================================================== */
.ticker-strip {
  background: var(--gold);
  overflow: hidden;
  padding: 0.7rem 0;
  white-space: nowrap;
}
.ticker-track {
  display: inline-flex;
  gap: 2.5rem;
  animation: ticker 34s linear infinite;
}
.ticker-strip:hover .ticker-track { animation-play-state: paused; }
.ticker-track span {
  font-family: var(--font-cond);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--black);
}
.ticker-dot {
  color: rgba(0,0,0,0.3) !important;
  font-size: 0.45rem !important;
  align-self: center;
  display: inline-block !important;
}
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ======================================================
   ABOUT — Full-width, premium corporate layout
   ====================================================== */
#about {
  padding: clamp(5rem, 10vw, 9rem) 0;
  position: relative;
  background: var(--obsidian);
}
#about::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--obsidian) 0%, var(--black) 100%);
  pointer-events: none;
}

/* Single-column full-width layout */
.about-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

/* Decorative gold rule above heading */
.about-text {
  max-width: 100%;
}
.about-text::before {
  content: '';
  display: block;
  width: 56px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin-bottom: 1.75rem;
}

/* Full-width heading — larger, more commanding */
.about-text h2 {
  max-width: 820px;
  margin-bottom: 2rem;
}

/* Body copy: two-column layout on wide screens for editorial feel */
.about-body-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem 5rem;
  margin-bottom: 3rem;
}
.about-body-columns p {
  font-size: 0.94rem;
  color: var(--silver);
  line-height: 1.88;
  margin: 0;
}

/* Stat strip — horizontal row of key figures */
.about-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--mid);
  margin-bottom: 3rem;
}
.about-stat-item {
  background: var(--charcoal);
  padding: 1.75rem 2rem;
  border-top: 2px solid var(--gold-dim);
  transition: background 0.3s, border-color 0.3s;
}
.about-stat-item:hover {
  background: var(--mid);
  border-top-color: var(--gold);
}
.about-stat-value {
  display: block;
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: -0.01em;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.about-stat-label {
  display: block;
  font-family: var(--font-cond);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver);
}

/* Mission / Vision pillars — now 2-up, full width */
.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 0;
}
.pillar {
  padding: 2rem 2.25rem;
  border: 1px solid var(--mid);
  border-top: 2px solid var(--gold-dim);
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
  background: transparent;
}
.pillar:hover {
  border-color: var(--gold);
  transform: translateY(-3px);
  background: rgba(184,149,106,0.03);
}
.pillar-label {
  font-family: var(--font-cond);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.pillar p { font-size: 0.88rem; color: var(--silver); margin: 0; line-height: 1.72; }

/* Headings */
h2 {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
h2 em { font-style: normal; color: var(--gold); font-weight: 700; }

/* ======================================================
   SERVICES
   ====================================================== */
#services {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--black);
  position: relative;
  overflow: hidden;
}
#services::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 80vw; height: 80vh;
  background: radial-gradient(ellipse, rgba(184,149,106,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-header .tag { display: inline-block; }
.section-header h2 { margin-bottom: 1rem; }
.section-header p {
  font-size: 0.95rem;
  color: var(--silver);
  max-width: 560px;
  margin-inline: auto;
  line-height: 1.8;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--mid);
}
.service-card {
  background: var(--obsidian);
  padding: 2.75rem 2.25rem;
  position: relative;
  overflow: hidden;
  transition: background 0.35s;
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  transition: width 0.45s var(--ease-out);
}
.service-card:hover { background: var(--charcoal); }
.service-card:hover::after { width: 100%; }
.service-icon {
  width: 50px; height: 50px;
  border: 1px solid var(--gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1.75rem;
  transition: border-color 0.3s, background 0.3s, transform 0.3s;
}
.service-card:hover .service-icon {
  border-color: var(--gold);
  background: rgba(184,149,106,0.07);
  transform: scale(1.05);
}
.service-card h3 {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.85rem;
  line-height: 1.2;
}
.service-card p { font-size: 0.85rem; color: var(--silver); line-height: 1.78; }

/* Full-width service card */
.service-card.full-width {
  grid-column: 1 / -1;
}
.service-card.full-width .service-inner {
  display: flex;
  gap: 2.5rem;
  align-items: center;
  flex-wrap: wrap;
}

/* ======================================================
   COMMODITY
   ====================================================== */
#commodity {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--obsidian);
}
.commodity-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.grades-table {
  margin-top: 2.25rem;
  border: 1px solid var(--mid);
  overflow: hidden;
}
.grades-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-bottom: 1px solid var(--mid);
}
.grades-row:last-child { border-bottom: none; }
.grades-row.header {
  background: var(--mid);
  font-family: var(--font-cond);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.grades-cell {
  padding: 0.9rem 1.35rem;
  font-size: 0.88rem;
  color: var(--silver);
  border-right: 1px solid var(--mid);
}
.grades-cell:last-child { border-right: none; }
.grades-row.highlight .grades-cell {
  color: var(--white);
  background: rgba(184,149,106,0.06);
}

.commodity-features {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-top: 2.75rem;
}
.feature-row {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.feature-dot {
  width: 8px; height: 8px;
  background: var(--gold);
  flex-shrink: 0;
  margin-top: 0.5rem;
  border-radius: 50%;
}
.feature-row h4 {
  font-family: var(--font-cond);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.35rem;
}
.feature-row p { font-size: 0.84rem; color: var(--silver); line-height: 1.68; }

/* Route Visual */
.route-visual {
  border: 1px solid var(--mid);
  padding: 2.75rem;
  position: relative;
  background: var(--charcoal);
}
.route-visual::before {
  content: 'SUPPLY ROUTE';
  position: absolute;
  top: -0.6rem; left: 1.75rem;
  font-family: var(--font-cond);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--charcoal);
  padding: 0 0.6rem;
}
.route-steps { display: flex; flex-direction: column; }
.route-step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.route-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}
.route-circle {
  width: 38px; height: 38px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-cond);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
  background: var(--charcoal);
  z-index: 1;
  transition: background 0.3s, border-color 0.3s;
}
.route-step:hover .route-circle {
  background: var(--gold);
  color: var(--black);
}
.route-line {
  width: 1px;
  height: 2.75rem;
  background: linear-gradient(var(--gold-dim), transparent);
  margin-top: 2px;
}
.route-step:last-child .route-line { display: none; }
.route-info {
  padding-top: 0.55rem;
  padding-bottom: 1.75rem;
}
.route-title {
  font-family: var(--font-cond);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.3rem;
}
.route-desc { font-size: 0.8rem; color: var(--silver); line-height: 1.65; }

.commodity-cta {
  border: 1px solid var(--mid);
  padding: 2rem;
  margin-top: 1.75rem;
  background: rgba(184,149,106,0.04);
  border-top: 2px solid var(--gold-dim);
}
.commodity-cta .tag { margin-bottom: 1rem; }
.commodity-cta p {
  font-size: 0.88rem;
  color: var(--silver);
  line-height: 1.75;
  margin-bottom: 1.35rem;
}

/* ======================================================
   LOGISTICS
   ====================================================== */
#logistics {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--black);
}
.logistics-hero {
  position: relative;
  background: var(--charcoal);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 1px;
  overflow: hidden;
}
.logistics-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 100% at 92% 50%, rgba(184,149,106,0.09) 0%, transparent 68%),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 40px,
      rgba(184,149,106,0.025) 40px,
      rgba(184,149,106,0.025) 41px
    );
  pointer-events: none;
}
.logistics-hero-inner { position: relative; max-width: 620px; }
.logistics-hero h2 { margin-bottom: 1rem; }
.logistics-hero p { font-size: 0.95rem; color: var(--silver); line-height: 1.82; }
.logistics-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--mid);
}
.logistics-card {
  background: var(--obsidian);
  padding: 2.25rem 1.75rem;
  text-align: center;
  transition: background 0.3s, transform 0.3s;
  position: relative;
  overflow: hidden;
}
.logistics-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.4s var(--ease-out);
}
.logistics-card:hover { background: var(--charcoal); }
.logistics-card:hover::after { transform: scaleX(1); }
.l-icon { font-size: 2rem; margin-bottom: 1.25rem; display: block; }
.l-icon svg { transition: transform 0.3s var(--ease-out); }
.logistics-card:hover .l-icon svg { transform: translateY(-3px); }
.l-title {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.65rem;
}
.l-desc { font-size: 0.8rem; color: var(--silver); line-height: 1.68; }

/* ======================================================
   INVESTMENT
   ====================================================== */
#investment {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--obsidian);
  position: relative;
  overflow: hidden;
}
#investment::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}
#investment::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}
.investment-header { margin-bottom: 4rem; }
.investment-header p {
  max-width: 580px;
  color: var(--silver);
  font-size: 0.94rem;
  line-height: 1.82;
  margin-top: 1.25rem;
}

.opportunity-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.opp-card {
  border: 1px solid var(--mid);
  border-top: 2px solid var(--gold-dim);
  padding: 2.25rem;
  position: relative;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s, background 0.3s;
  background: var(--charcoal);
}
.opp-card:hover {
  border-color: var(--gold);
  transform: translateY(-5px);
  box-shadow: 0 20px 56px rgba(184,149,106,0.1);
  background: rgba(184,149,106,0.03);
}
.opp-num {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 3.8rem;
  font-weight: 300;
  color: rgba(184,149,106,0.12);
  line-height: 1;
  position: absolute;
  top: 1rem; right: 1.35rem;
  font-style: normal;
  transition: color 0.3s;
}
.opp-card:hover .opp-num { color: rgba(184,149,106,0.2); }
.opp-card h3 {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.2;
}
.opp-card p { font-size: 0.85rem; color: var(--silver); line-height: 1.78; }
.opp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.35rem;
}
.opp-tag {
  font-family: var(--font-cond);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 0.2rem 0.65rem;
  transition: background 0.25s, border-color 0.25s;
}
.opp-tag:hover { background: var(--gold-dim); border-color: var(--gold); }

.invest-cta {
  text-align: center;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--mid);
  background: var(--charcoal);
  position: relative;
  overflow: hidden;
}
.invest-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(184,149,106,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.invest-cta h3 {
  position: relative;
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 300;
  color: var(--white);
  margin-bottom: 1rem;
  font-style: normal;
  line-height: 1.1;
}
.invest-cta p {
  position: relative;
  font-size: 0.92rem;
  color: var(--silver);
  max-width: 520px;
  margin: 0 auto 2rem;
  line-height: 1.82;
}

/* ======================================================
   WHY CHOOSE US
   ====================================================== */
#why {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--black);
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--mid);
  margin-top: 3.5rem;
}
.why-item {
  background: var(--obsidian);
  padding: 2.75rem 2.25rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: background 0.3s;
}
.why-item:hover { background: var(--charcoal); }
.why-num {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--gold-dim);
  line-height: 1;
  flex-shrink: 0;
  width: 3rem;
  text-align: right;
  transition: color 0.3s;
  font-style: normal;
  padding-top: 2px;
}
.why-item:hover .why-num { color: var(--gold); }
.why-body h3 {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.65rem;
  line-height: 1.2;
}
.why-body p { font-size: 0.85rem; color: var(--silver); line-height: 1.78; }

/* ======================================================
   CLIENTS
   ====================================================== */
#clients {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--charcoal);
  overflow: hidden;
  position: relative;
}
#clients::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 30px,
    rgba(184,149,106,0.015) 30px,
    rgba(184,149,106,0.015) 31px
  );
  pointer-events: none;
}
.clients-inner { position: relative; text-align: center; }
.clients-inner h2 { margin-bottom: 3rem; }
.clients-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1px;
  background: var(--steel);
}
.client-box {
  background: var(--obsidian);
  padding: 1.5rem 2.75rem;
  font-family: var(--font-cond);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver);
  transition: color 0.25s, background 0.25s;
  cursor: default;
}
.client-box:hover { color: var(--gold); background: var(--mid); }

/* ======================================================
   CONTACT
   ====================================================== */
#contact {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--obsidian);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.65fr;
  gap: 5rem;
  align-items: start;
}
.contact-info h2 { margin-bottom: 1.5rem; }
.contact-info > p { font-size: 0.9rem; color: var(--silver); line-height: 1.82; margin-bottom: 2rem; }
.contact-details { display: flex; flex-direction: column; gap: 1.35rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-icon {
  width: 38px; height: 38px;
  border: 1px solid var(--gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
  color: var(--gold);
  transition: background 0.25s, border-color 0.25s;
}
.contact-item:hover .contact-icon {
  background: rgba(184,149,106,0.08);
  border-color: var(--gold);
}
.contact-item-text span {
  display: block;
  font-family: var(--font-cond);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 0.25rem;
}
.contact-item-text p { font-size: 0.88rem; color: var(--light); margin: 0; line-height: 1.55; }
.contact-item-text a { color: var(--light); text-decoration: none; transition: color 0.2s; }
.contact-item-text a:hover { color: var(--gold); }

.contact-quote {
  margin-top: 2.75rem;
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--gold-dim);
  border-left: 3px solid var(--gold);
  background: rgba(184,149,106,0.03);
}
.contact-quote p {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 1.08rem;
  font-style: normal;
  color: var(--white);
  margin: 0;
  line-height: 1.65;
}

/* Contact Form */
.contact-form {
  background: var(--charcoal);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.field { margin-bottom: 1.25rem; }
.field label {
  display: block;
  font-family: var(--font-cond);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 0.5rem;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--mid);
  border: 1px solid var(--steel);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.88rem;
  padding: 0.82rem 1rem;
  transition: border-color 0.25s, background 0.25s;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--gold);
  background: rgba(184,149,106,0.04);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--steel); }
.field textarea { resize: vertical; min-height: 130px; }
.field select option { background: var(--mid); color: var(--white); }
.form-submit {
  width: 100%;
  font-family: var(--font-cond);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--gold);
  border: none;
  padding: 1rem;
  cursor: pointer;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
  margin-top: 0.5rem;
  border-radius: 0;
}
.form-submit:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(184,149,106,0.25);
}
.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.form-notice {
  font-size: 0.72rem;
  color: var(--silver);
  margin-top: 1rem;
  text-align: center;
  line-height: 1.65;
  opacity: 0.8;
}
.form-success {
  display: none;
  text-align: center;
  padding: 3rem 2rem;
}
.form-success.visible { display: block; }
.form-success p {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  font-size: 1.5rem;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.form-success small {
  font-size: 0.85rem;
  color: var(--silver);
  line-height: 1.7;
  display: block;
}

/* ======================================================
   FOOTER
   ====================================================== */
footer {
  background: var(--black);
  padding: 4.5rem 0 2rem;
  border-top: 1px solid var(--mid);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
  align-items: start;
}
.footer-brand .nav-logo { display: inline-flex; align-items: center; margin-bottom: 1rem; }
.footer-brand p {
  font-size: 0.82rem;
  color: var(--silver);
  line-height: 1.78;
  max-width: 275px;
}
.footer-col h4 {
  font-family: var(--font-cond);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.35rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; }
.footer-col a {
  font-size: 0.82rem;
  color: var(--silver);
  text-decoration: none;
  transition: color 0.2s, padding-left 0.2s;
  display: inline-block;
}
.footer-col a:hover { color: var(--white); padding-left: 0.3rem; }
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--mid);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-bottom p,
.footer-bottom span { font-size: 0.75rem; color: var(--steel); }
.footer-bottom span em { color: var(--gold-dim); font-style: normal; }

/* LinkedIn */
.linkedin-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--silver);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  transition: color 0.2s, transform 0.2s;
}
.linkedin-btn:hover { color: var(--white); transform: translateY(-2px); }
.linkedin-btn svg { flex-shrink: 0; border-radius: 4px; }

/* ======================================================
   ANIMATIONS
   ====================================================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeLeft {
  from { opacity: 0; transform: translateX(28px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ======================================================
   RESPONSIVE — TABLET (≤1024px)
   ====================================================== */
@media (max-width: 1024px) {
  /* Hide desktop nav, show hamburger */
  .nav-links,
  nav > .btn-nav { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: block; }

  /* Grid collapses */
  .about-grid          { grid-template-columns: 1fr; }
  .about-body-columns  { grid-template-columns: 1fr; gap: 1.5rem; }
  .about-stats-strip   { grid-template-columns: repeat(2, 1fr); }
  .commodity-layout    { grid-template-columns: 1fr; gap: 3.5rem; }
  .contact-grid        { grid-template-columns: 1fr; gap: 3.5rem; }
  .services-grid       { grid-template-columns: 1fr 1fr; }
  .logistics-cards     { grid-template-columns: 1fr 1fr; }
  .opportunity-grid    { grid-template-columns: 1fr 1fr; }
  .footer-grid         { grid-template-columns: 1fr 1fr; }

  /* Hero stats */
  .hero-stats { margin-top: 3rem; justify-content: flex-start; }
  .hero-stat  { padding: 1.25rem 1.75rem; }
}

/* ======================================================
   RESPONSIVE — MOBILE (≤640px)
   ====================================================== */
@media (max-width: 640px) {
  :root { --nav-h: 64px; }

  /* Logo scales down on mobile — never overlaps hamburger */
  .nav-logo-icon { width: 38px; height: 38px; }

  .services-grid    { grid-template-columns: 1fr; }
  .logistics-cards  { grid-template-columns: 1fr; }
  .opportunity-grid { grid-template-columns: 1fr; }
  .why-grid         { grid-template-columns: 1fr; }
  .footer-grid      { grid-template-columns: 1fr; }
  .form-row         { grid-template-columns: 1fr; }
  .about-pillars    { grid-template-columns: 1fr; }
  .about-body-columns { grid-template-columns: 1fr; gap: 1rem; }
  .about-stats-strip  { grid-template-columns: 1fr 1fr; }

  .hero-stats { flex-direction: column; gap: 0; }
  .hero-stat  { border: none; border-bottom: 1px solid rgba(184,149,106,0.15); padding: 1rem 0; text-align: left; }
  .hero-stat:last-child { border-right: none; }

  .logistics-hero  { padding: 2rem; }
  .invest-cta      { padding: 2rem; }
  .contact-form    { padding: 1.5rem; }
  .route-visual    { padding: 2rem 1.5rem; }

  h1  { font-size: clamp(2.2rem, 8vw, 3rem); }
  h2  { font-size: clamp(1.8rem, 6vw, 2.6rem); }

  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .btn-primary, .btn-outline { width: 100%; text-align: center; }

  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}

/* ======================================================
   RESPONSIVE — SMALL MOBILE (≤400px)
   ====================================================== */
@media (max-width: 400px) {
  .container { width: calc(100% - 2rem); }
  .hero-stat-num { font-size: 2rem; }
  .client-box { padding: 1.25rem 1.5rem; font-size: 0.72rem; }
  .nav-logo-icon { width: 48px; height: 48px; }
}