:root {
    --green:        #3CB85C;
    --green-light:  #6DD68A;
    --green-dim:    #1C7038;
    --green-dark:   #0D2B16;
    --black:        #060E08;
    --dark:         #0B180F;
    --surface:      #101E14;
    --surface-2:    #162419;
    --border:       rgba(60,184,92,0.16);
    --border-s:     rgba(60,184,92,0.30);
    --text:         #EDF5EF;
    --text-muted:   #7A9A82;
    --text-dim:     #3A5A42;
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }

  body {
    background: var(--black);
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-weight: 300;
    line-height: 1.7;
    overflow-x: hidden;
  }

  /* Canvas particles */
  #bg-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.35;
  }

  /* Navigation (exactly as index) */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 200;
    padding: 0 5vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    transition: background 0.5s, backdrop-filter 0.5s, border-color 0.5s;
    border-bottom: 1px solid transparent;
  }
  nav.scrolled {
    background: rgba(6,14,8,0.94);
    backdrop-filter: blur(18px);
    border-color: var(--border);
  }



  .nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.3s;
  }
  .nav-links a:hover, .nav-links a.active {
    color: var(--green);
  }
  .nav-cta {
    border: 1px solid var(--green) !important;
    color: var(--green) !important;
    padding: 8px 22px;
    transition: background 0.3s, color 0.3s !important;
  }
  .nav-cta:hover {
    background: var(--green) !important;
    color: var(--black) !important;
  }

  /* Logo upload (same as index) */
  .logo-upload-trigger {
    margin-left: 12px;
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--border);
    border-radius: 30px;
    padding: 4px 10px;
    font-size: 0.6rem;
    color: var(--green);
    cursor: pointer;
    transition: 0.2s;
    font-family: 'Syne', sans-serif;
  }
  .logo-upload-trigger:hover {
    background: var(--green);
    color: var(--black);
  }
  #logoInput { display: none; }
  .logo-reset {
    margin-left: 8px;
    font-size: 0.6rem;
    color: #ff8080;
    cursor: pointer;
    background: rgba(0,0,0,0.5);
    padding: 4px 8px;
    border-radius: 30px;
    border: 1px solid rgba(255,80,80,0.5);
  }
  .logo-reset:hover {
    background: #ff4040;
    color: black;
  }

  /* Hero section (with background upload) */
  .hero {
    position: relative;
    z-index: 1;
    min-height: 90vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 0 5vw;
    gap: 4rem;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center 35%;
    background-repeat: no-repeat;
    transition: opacity 0.6s;
  }
  /* default hero image (mining scene) */
  .hero-bg {
    background-image: url('/img/male-engineer-analyzed-industry-40-system-smart-manufacturing-plant.jpg');
  }
  .hero-bg-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
      105deg,
      rgba(6,14,8,0.92) 0%,
      rgba(6,14,8,0.78) 50%,
      rgba(6,14,8,0.55) 100%
    );
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center 35%;
    background-repeat: no-repeat;
    background-color: var(--black);
  }
  .hero-bg-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(105deg, rgba(6,14,8,0.92) 0%, rgba(6,14,8,0.78) 50%, rgba(6,14,8,0.55) 100%);
  }
  .hero-upload-area {
    position: absolute;
    bottom: 28px;
    right: 5vw;
    z-index: 30;
    display: flex;
    gap: 12px;
  }
  .hero-upload-btn, .hero-reset-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(12px);
    border-radius: 40px;
    font-family: 'Syne', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s;
  }
  .hero-upload-btn {
    border: 1px solid var(--green);
    color: var(--green);
  }
  .hero-upload-btn:hover {
    background: var(--green);
    color: var(--black);
  }
  .hero-reset-btn {
    border: 1px solid rgba(255,80,80,0.5);
    color: #ff8080;
    display: none;
  }
  .hero-reset-btn.visible { display: flex; }
  .hero-reset-btn:hover {
    background: #ff4040;
    color: black;
  }
  .hero-upload-hint {
    position: absolute;
    bottom: 28px;
    left: 5vw;
    z-index: 30;
    font-size: 0.7rem;
    color: var(--text-dim);
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    padding: 6px 14px;
    border-radius: 30px;
    pointer-events: none;
  }
  #heroImgInput { display: none; }

  .hero-content {
    position: relative;
    z-index: 10;
    padding-top: 76px;
  }
  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 0.8s 0.2s forwards;
  }
  .hero-eyebrow::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--green);
  }
  .hero-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(3.5rem, 6vw, 6rem);
    font-weight: 300;
    line-height: 1.05;
    letter-spacing: -0.01em;
    margin-bottom: 1.8rem;
    opacity: 0;
    animation: fadeUp 0.9s 0.35s forwards;
  }
  .hero-title em { font-style: italic; color: var(--green); }
  .hero-desc {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 420px;
    margin-bottom: 2.8rem;
    opacity: 0;
    animation: fadeUp 0.9s 0.5s forwards;
  }
  .hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.9s 0.65s forwards;
  }
  .btn-primary {
    background: var(--green);
    color: var(--black);
    border: none;
    padding: 14px 36px;
    font-family: 'Syne', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s, transform 0.3s;
  }
  .btn-primary:hover { background: var(--green-light); transform: translateY(-2px); }
  .btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-s);
    padding: 14px 36px;
    font-family: 'Syne', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: border-color 0.3s, color 0.3s, transform 0.3s;
  }
  .btn-ghost:hover { border-color: var(--green); color: var(--green); transform: translateY(-2px); }

  .hero-visual {
    position: relative;
    z-index: 10;
    padding-top: 76px;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 1.2s 0.5s forwards;
  }
  .hero-card-stack {
    position: relative;
    width: 100%;
    max-width: 400px;
  }
  .stat-card {
    background: rgba(16,30,20,0.75);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    padding: 26px 30px;
    position: relative;
  }
  .stat-card::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--green);
  }
  .stat-num {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.8rem;
    font-weight: 300;
    color: var(--green);
  }
  .stat-label {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 5px;
  }
  .hero-badge {
    position: absolute;
    top: 50%;
    right: -28px;
    transform: translateY(-50%);
    width: 100px; height: 100px;
    background: var(--green);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    animation: rotateBadge 20s linear infinite;
  }
  .hero-badge span {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--black);
  }
  .hero-badge small {
    font-size: 0.55rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--black);
  }

  /* Scroll indicator */
  .scroll-line {
    position: absolute;
    bottom: 40px;
    left: 5vw;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-dim);
    opacity: 0;
    animation: fadeIn 1s 1.2s forwards;
  }
  .scroll-line::before {
    content: '';
    width: 1px; height: 50px;
    background: linear-gradient(to bottom, transparent, var(--green));
    animation: scrollPulse 2s ease-in-out infinite;
  }

  /* Marquee */
  .marquee-strip {
    padding: 16px 0;
    background: var(--green-dark);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    z-index: 1;
  }
  .marquee-inner {
    display: inline-flex;
    animation: marquee 28s linear infinite;
  }
  .marquee-item {
    font-family: 'Syne', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green);
    padding: 0 2.4rem;
  }
  .marquee-item::after {
    content: '◆';
    margin-left: 2.4rem;
    font-size: 0.45rem;
    opacity: 0.4;
  }

  /* Solutions Section (same grid as index) */
  .solutions-section {
    padding: 8rem 0;
  }
  .section-inner {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 5vw;
  }
  .section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 4rem;
    gap: 2rem;
    flex-wrap: wrap;
  }
  .section-eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .section-eyebrow::before {
    content: '';
    width: 28px;
    height: 1px;
    background: var(--green);
  }
  .section-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2.2rem, 3.5vw, 3.4rem);
    font-weight: 300;
    line-height: 1.15;
  }
  .section-title em { font-style: italic; color: var(--green); }
  .section-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 360px;
    line-height: 1.8;
  }

  .solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
  }
  .solution-card {
    background: var(--dark);
    padding: 2.6rem 1.8rem;
    position: relative;
    overflow: hidden;
    transition: background 0.4s;
  }
  .solution-card:hover { background: var(--surface); }
  .solution-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: var(--green);
    transform: scaleX(0);
    transition: transform 0.4s;
  }
  .solution-card:hover::after { transform: scaleX(1); }
  .sol-icon {
    width: 50px; height: 50px;
    border: 1px solid var(--border);
    display: grid;
    place-items: center;
    margin-bottom: 1.6rem;
  }
  .sol-icon svg, .sol-icon i {
    width: 22px; height: 22px;
    stroke: var(--green);
    fill: none;
    font-size: 1.4rem;
  }
  .sol-num {
    position: absolute;
    top: 1.2rem; right: 1.2rem;
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.4rem;
    font-weight: 300;
    color: var(--text-dim);
  }
  .sol-title {
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.8rem;
  }
  .sol-desc {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.75;
  }
  .sol-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 1.2rem;
  }
  .sol-tag {
    font-size: 0.66rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 3px 9px;
    border: 1px solid var(--border);
    color: var(--text-dim);
    transition: border-color 0.3s, color 0.3s;
  }
  .solution-card:hover .sol-tag {
    border-color: var(--green-dim);
    color: var(--green);
  }

  /* Feature callout (optimizing ops) */
  .optimizing-callout {
    background: var(--surface);
    border-left: 3px solid var(--green);
    padding: 2rem;
    margin-top: 3rem;
    border-radius: 20px;
  }

  

  /* Animations */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: translateY(0); }
  }
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  @keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
  }
  @keyframes rotateBadge {
    from { transform: translateY(-50%) rotate(0deg); }
    to { transform: translateY(-50%) rotate(360deg); }
  }
  .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* Responsive */
  @media (max-width: 1100px) {
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }

    .hero-visual { display: none; }
  }
  @media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu { display: block; }
    .solutions-grid { grid-template-columns: 1fr; }
    .hero-upload-area { bottom: 15px; right: 5vw; }
    .hero-upload-btn { padding: 8px 16px; font-size: 0.65rem; }
  }
  .mobile-menu {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--green);
  }
  @media (max-width: 768px) {
    .mobile-menu { display: block; }
    .nav-links {
      flex-direction: column;
      background: var(--dark);
      position: absolute;
      top: 76px;
      left: 0;
      width: 100%;
      padding: 1.5rem;
      border-bottom: 1px solid var(--border);
      display: none;
    }
    .nav-links.active { display: flex; }
  }
/* =========================================
   DRILL & BLAST PRESENTATION SLIDER
========================================= */

.slider-container {
  position: relative;
  margin-top: 4rem;
  overflow: hidden;
}

/* WRAPPER */
.slider-wrapper {
  position: relative;
  min-height: 680px;
}

/* SLIDE */
.presentation-slide {
  position: absolute;
  inset: 0;

  opacity: 0;
  visibility: hidden;
  transform: translateX(60px);

  transition:
    opacity 0.7s ease,
    transform 0.7s ease,
    visibility 0.7s;



  border: 1px solid rgba(255,255,255,0.06);

  border-radius: 30px;

  padding: 4rem;

  box-shadow:
    0 25px 80px rgba(0,0,0,0.35);

  overflow: hidden;
}

/* ACTIVE */
.presentation-slide.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  position: relative;
  z-index: 2;
}

/* GOLD TOP LINE */
.presentation-slide::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;

  width: 100%;
  height: 4px;

  background: linear-gradient(
    90deg,
    #066839,
    #3ff47b,
    #066839
  );
}

/* SLIDE NUMBER */
.slide-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 0.55rem 1rem;

  background: rgba(255,255,255,0.06);

  border: 1px solid rgba(255,255,255,0.08);

  border-radius: 999px;

  color: #066839;

  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;

  margin-bottom: 1.5rem;
}

/* TITLE */
.slide-title {
  display: flex;
  align-items: center;
  gap: 1rem;

  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.1;

  margin-bottom: 2rem;

  color: #fff;

  padding-bottom: 1.5rem;

  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.slide-title i {
  color: #066839;
  font-size: 1.8rem;
}

/* 2 COLUMN LAYOUT */
.slide-two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

/* LISTS */
.slide-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;

  list-style: none;
  padding: 0;
  margin: 0;
}

.slide-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;

  background: rgba(255,255,255,0.04);

  border: 1px solid rgba(255,255,255,0.06);

  border-radius: 18px;

  padding: 1.25rem;

  color: rgba(255,255,255,0.88);

  line-height: 1.7;

  transition:
    transform 0.3s ease,
    background 0.3s ease,
    border 0.3s ease;
}

.slide-list li:hover {
  transform: translateY(-4px);

  background: rgba(255,255,255,0.07);

  border-color: rgba(212,175,55,0.25);
}

/* ICONS */
.slide-list li i {
  color: #066839;
  margin-top: 0.3rem;
  font-size: 1rem;
}

/* BENEFITS GRID */
.benefits-grid-slide {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.benefit-item-slide {
  text-align: center;

  background: rgba(255,255,255,0.04);

  border: 1px solid rgba(255,255,255,0.06);

  border-radius: 24px;

  padding: 2rem 1.5rem;

  transition:
    transform 0.3s ease,
    border 0.3s ease,
    background 0.3s ease;
}

.benefit-item-slide:hover {
  transform: translateY(-5px);

  border-color: rgba(212,175,55,0.25);

  background: rgba(255,255,255,0.07);
}

.benefit-item-slide i {
  font-size: 2rem;
  color: #066839;
  margin-bottom: 1rem;
}

.benefit-item-slide p {
  color: rgba(255,255,255,0.88);
  line-height: 1.6;
}

/* TAG CLOUD */
.slide-tag-cloud {
  margin-top: 2rem;
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;

  margin-top: 1.5rem;
}

.slide-tag {
  padding: 0.8rem 1.1rem;

  border-radius: 999px;

  background: rgba(255,255,255,0.06);

  border: 1px solid rgba(255,255,255,0.08);

  color: rgba(255,255,255,0.85);

  font-size: 0.92rem;

  transition: 0.3s ease;
}

.slide-tag:hover {
  background: rgba(212,175,55,0.12);
  border-color: rgba(212,175,55,0.25);
  color: #fff;
}

/* VALUE PROP */
.value-prop-slide {
  text-align: center;
}

/* NAV BUTTONS */
.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);

  width: 58px;
  height: 58px;

  border: none;
  border-radius: 50%;

  background: rgba(15,15,15,0.92);

  color: #fff;

  cursor: pointer;

  z-index: 10;

  transition: 0.3s ease;

  border: 1px solid rgba(255,255,255,0.08);
}

.slider-nav:hover {
  background: #066839;
  color: #111;
}

.slider-nav.prev {
  left: -20px;
}

.slider-nav.next {
  right: -20px;
}

/* DOTS */
.slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.8rem;

  margin-top: 2rem;
}

.slider-dot {
  width: 12px;
  height: 12px;

  border-radius: 50%;

  background: rgba(255,255,255,0.2);

  cursor: pointer;

  transition: 0.3s ease;
}

.slider-dot.active {
  background: #066839;
  transform: scale(1.2);
}

/* RESPONSIVE */
@media (max-width: 992px) {

  .slide-two-col,
  .benefits-grid-slide {
    grid-template-columns: 1fr;
  }

  .presentation-slide {
    padding: 2.5rem;
  }

}

@media (max-width: 768px) {

  .presentation-slide {
    padding: 2rem 1.5rem;
    border-radius: 24px;
  }

  .slider-wrapper {
    min-height: auto;
  }

  .slide-title {
    font-size: 1.7rem;
    flex-direction: column;
    align-items: flex-start;
  }

  .slider-nav {
    width: 48px;
    height: 48px;
  }

  .slider-nav.prev {
    left: 10px;
  }

  .slider-nav.next {
    right: 10px;
  }

}