:root {
  /* Nchaddi Mining Resources: shared Nchaddi system, mining brand colours */
  --nc-navy: #1c1c58;
  --nc-navy-dark: #111139;
  --nc-gold: #b59c3f;
  --nc-gold-dark: #9a7f2e;
  --nc-gold-text: #806519; /* gold dark enough for text on white */
  --nc-blue: var(--nc-gold-text);
  --nc-blue-dark: var(--nc-navy);
  --nc-gray: #6b6e78;
  --nc-gray-light: #f6f5f1;
  --nc-border: #e6eaf1;
  --nc-white: #ffffff;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--nc-gray);
  background: var(--nc-white);
  margin: 0;
  padding: 0;
  line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--nc-navy);
  font-weight: 700;
  margin: 0;
}

a {
  text-decoration: none;
  color: var(--nc-blue);
}

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

.container-nc {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Buttons */
.btn-nc-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--nc-gold);
  color: var(--nc-navy-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 28px;
  border-radius: 50px;
  border: 2px solid var(--nc-gold);
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-nc-primary:hover {
  background: var(--nc-navy);
  border-color: var(--nc-navy);
  color: #fff;
}
.on-dark .btn-nc-primary:hover, .cta-band .btn-nc-primary:hover, .hero-mining .btn-nc-primary:hover {
  background: #fff;
  border-color: #fff;
  color: var(--nc-navy);
}

.btn-nc-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--nc-navy);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 28px;
  border-radius: 50px;
  border: 2px solid var(--nc-border);
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-nc-outline:hover {
  border-color: var(--nc-blue);
  color: var(--nc-blue);
}

.btn-nc-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 28px;
  border-radius: 50px;
  border: 2px solid rgba(255,255,255,0.35);
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-nc-outline-light:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.08);
  color: #fff;
}

/* Section basics */
.section {
  padding: 90px 0;
}
.section-alt {
  background: var(--nc-gray-light);
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--nc-blue);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-tag::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--nc-gold);
  display: inline-block;
}
.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.25;
  margin-bottom: 18px;
}
.section-lead {
  color: var(--nc-gray);
  font-size: 1.05rem;
  max-width: 640px;
}
.eyebrow-heading {
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 300;
  color: var(--nc-navy);
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: 14px;
}
.eyebrow-sub {
  text-align: center;
  color: var(--nc-gray);
  max-width: 680px;
  margin: 0 auto 50px;
}

/* Page hero (interior pages) */
.page-hero {
  background: linear-gradient(135deg, var(--nc-navy) 0%, var(--nc-navy-dark) 100%);
  color: #fff;
  padding: 150px 0 70px;
  text-align: center;
}
.page-hero h1 {
  color: #fff;
  font-size: clamp(2rem, 4vw, 3rem);
}
.page-hero .breadcrumb-nc {
  color: rgba(255,255,255,0.7);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  margin-top: 12px;
}
.page-hero .breadcrumb-nc a {
  color: rgba(255,255,255,0.85);
}
.page-hero .breadcrumb-nc a:hover {
  color: #fff;
}

/* Cards */
.stat-card {
  background: #fff;
  border: 1px solid var(--nc-border);
  border-radius: 12px;
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.stat-card .icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(181,156,63,0.14);
  color: var(--nc-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}
.stat-card .num {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--nc-navy);
  font-size: 1.4rem;
  line-height: 1.1;
}
.stat-card .label {
  color: var(--nc-gray);
  font-size: 0.85rem;
}

.service-card {
  display: flex;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--nc-border);
  background: #fff;
  height: 100%;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.service-card:hover {
  box-shadow: 0 16px 40px rgba(28,28,88,0.14);
  transform: translateY(-4px);
}
.service-card .icon-panel {
  width: 96px;
  min-width: 96px;
  background: var(--nc-navy);
  color: var(--nc-gold);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 20px 8px;
}
.service-card .icon-panel .idx {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
  font-family: var(--font-heading);
  letter-spacing: 1px;
}
.service-card .icon-panel .icon-i {
  font-size: 1.7rem;
}
.service-card .body {
  padding: 26px 24px;
  flex: 1;
}
.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.service-card p {
  font-size: 0.93rem;
  margin-bottom: 12px;
}
.service-card .more-link {
  color: var(--nc-gray);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
}
.service-card .more-link:hover {
  color: var(--nc-blue);
}

/* Timeline / approach */
.approach-step {
  display: flex;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--nc-border);
}
.approach-step:last-child {
  border-bottom: none;
}
.approach-step .num-badge {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: 50%;
  background: var(--nc-navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
}
.approach-step h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.approach-step p {
  margin: 0;
  font-size: 0.95rem;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(255,255,255,0.97);
  border-bottom: 1px solid var(--nc-border);
  backdrop-filter: blur(6px);
}
.site-header .navbar-brand {
  display: flex;
  align-items: center;
  padding: 4px 0;
}
.site-header .navbar-brand .brand-logo {
  height: 60px;
  width: auto;
}
.site-header .nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--nc-navy) !important;
  padding: 10px 16px !important;
}
.site-header .nav-link.router-link-exact-active {
  color: var(--nc-blue) !important;
}
.site-header .nav-cta {
  margin-left: 8px;
}

/* Footer */
.site-footer {
  background: var(--nc-navy);
  color: rgba(255,255,255,0.7);
  padding: 70px 0 0;
}
.site-footer h5 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 18px;
}
.site-footer a {
  color: rgba(255,255,255,0.65);
}
.site-footer a:hover {
  color: #fff;
}
.site-footer .footer-logo {
  height: 72px;
  width: auto;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 50px;
  padding: 22px 0;
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* Hero home */
.hero {
  padding: 150px 0 80px;
  background: linear-gradient(180deg, #f8fafd 0%, #ffffff 100%);
}
.hero-badge {
  display: inline-block;
  background: rgba(181,156,63,0.14);
  color: var(--nc-blue);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  line-height: 1.2;
  margin-bottom: 20px;
}
.hero-img-wrap {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}
.hero-float-card {
  position: absolute;
  top: 30px;
  right: -20px;
  background: var(--nc-blue);
  color: #fff;
  border-radius: 12px;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 16px 40px rgba(17,17,57,0.35);
}
.hero-float-card .circle-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.hero-float-card .val {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.1;
}
.hero-float-card .lbl {
  font-size: 0.72rem;
  opacity: 0.85;
}

/* CTA band */
.cta-band {
  background: var(--nc-navy);
  color: #fff;
  border-radius: 16px;
  padding: 50px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.cta-band h3 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 8px;
}
.cta-band p {
  margin: 0;
  color: rgba(255,255,255,0.7);
}

/* Founder */
.founder-photo-wrap {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: 14px;
  overflow: hidden;
  background: var(--nc-gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Value cards (why choose us) */
.value-card {
  padding: 30px 26px;
  border-radius: 12px;
  border: 1px solid var(--nc-border);
  height: 100%;
  background: #fff;
}
.value-card .icon-i {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: rgba(181,156,63,0.14);
  color: var(--nc-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}
.value-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.value-card p {
  font-size: 0.92rem;
  margin: 0;
}

/* Contact */
.contact-panel {
  background: var(--nc-navy);
  color: #fff;
  border-radius: 14px 0 0 14px;
  padding: 46px 38px;
  height: 100%;
}
.contact-panel h3 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 14px;
}
.contact-panel .contact-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 20px;
  font-size: 0.92rem;
}
.contact-form-wrap {
  border: 1px solid var(--nc-border);
  border-left: none;
  border-radius: 0 14px 14px 0;
  padding: 46px 38px;
  height: 100%;
}
@media (max-width: 767px) {
  .contact-panel { border-radius: 14px 14px 0 0; }
  .contact-form-wrap { border-left: 1px solid var(--nc-border); border-top: none; border-radius: 0 0 14px 14px; }
}
.form-label-nc {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--nc-navy);
  margin-bottom: 6px;
  display: block;
}
.form-control-nc {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--nc-border);
  padding: 10px 4px;
  font-family: var(--font-body);
  color: var(--nc-navy);
  background: transparent;
}
.form-control-nc:focus {
  outline: none;
  border-color: var(--nc-blue);
}

/* Utility */
.text-navy { color: var(--nc-navy) !important; }
.text-blue { color: var(--nc-blue) !important; }
.bg-navy { background: var(--nc-navy) !important; }
.rounded-nc { border-radius: 14px; }
.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- Mining additions ---------- */
.approach-step .num-badge { color: var(--nc-gold); }
.site-header .nav-link:hover { color: var(--nc-gold-text) !important; }
.form-control-nc:focus { border-color: var(--nc-gold); }
.footer-group-link { color: var(--nc-gold) !important; font-weight: 600; }
.footer-group-link:hover { color: #fff !important; }

/* Full-bleed home hero */
.hero-mining {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: 150px 0 90px;
  color: #fff;
  background-size: cover;
  background-position: center;
}
.hero-mining::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(17,17,57,0.92) 0%, rgba(17,17,57,0.72) 45%, rgba(17,17,57,0.25) 100%);
}
.hero-mining > .container-nc { position: relative; z-index: 1; }
.hero-mining h1 {
  color: #fff;
  font-size: clamp(2.1rem, 4.6vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: 22px;
  max-width: 760px;
}
.hero-mining .lead-text {
  color: rgba(255,255,255,0.82);
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 32px;
}
.hero-mining .hero-badge {
  background: rgba(181,156,63,0.18);
  color: #e3cf86;
  border: 1px solid rgba(181,156,63,0.45);
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 40px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.15);
  max-width: 720px;
}
.hero-stats .val {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--nc-gold);
  font-size: 1.6rem;
  line-height: 1.1;
}
.hero-stats .lbl { font-size: 0.85rem; color: rgba(255,255,255,0.7); }

/* Interior page hero with photo */
.page-hero.has-img {
  position: relative;
  background-size: cover;
  background-position: center;
}
.page-hero.has-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(28,28,88,0.93) 0%, rgba(17,17,57,0.8) 100%);
}
.page-hero.has-img > .container-nc { position: relative; z-index: 1; }

/* Image with gold corner accent */
.img-accent { position: relative; }
.img-accent::after {
  content: '';
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 45%;
  height: 45%;
  border-right: 4px solid var(--nc-gold);
  border-bottom: 4px solid var(--nc-gold);
  border-radius: 0 0 16px 0;
  z-index: -1;
}
.img-accent img { position: relative; }
@media (max-width: 575px) { .img-accent::after { right: -8px; bottom: -8px; } }

/* Service detail list */
.service-points { list-style: none; padding: 0; margin: 0 0 14px; }
.service-points li {
  position: relative;
  padding-left: 22px;
  font-size: 0.93rem;
  margin-bottom: 6px;
}
.service-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--nc-gold);
  transform: rotate(45deg);
}

/* Banner statement */
.statement-band {
  position: relative;
  color: #fff;
  padding: 110px 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  text-align: center;
}
.statement-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(17,17,57,0.82);
}
.statement-band > .container-nc { position: relative; z-index: 1; }
.statement-band h2 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 14px; }
.statement-band p { color: rgba(255,255,255,0.78); max-width: 640px; margin: 0 auto 28px; }
@media (max-width: 991px) { .statement-band { background-attachment: scroll; } }

/* Vision / mission image cards */
.vm-card {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--nc-border);
  background: #fff;
  height: 100%;
}
.vm-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.vm-card .body { padding: 28px 26px; }
.vm-card h3 { font-size: 1.3rem; margin-bottom: 10px; }

.value-card .icon-i { color: var(--nc-gold-text); }
.zero-harm {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--nc-navy);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  border-radius: 50px;
  padding: 10px 20px;
  font-size: 0.9rem;
}
.zero-harm span { color: var(--nc-gold); }
@media (max-width: 991px) {
  .site-header .nav-cta { margin: 10px 0 14px; }
  .hero-mining { min-height: auto; }
}