/* ===== BRAND VARIABLES ===== */
:root {
  --red:        #F14736;
  --red-dark:   #d63a2a;
  --red-glow:   rgba(241,71,54,0.15);
  --charcoal:   #3E3E3E;
  --dark:       #171717;
  --dark-2:     #1f1f1f;
  --dark-3:     #252525;
  --white:      #FFFFFF;
  --light:      #F7F7F7;
  --body-text:  #555555;
  --border:     #E5E5E5;
  --border-dark: rgba(255,255,255,0.08);
  --muted-dark: #888888;
  --radius:     12px;
  --radius-sm:  8px;
  --transition: 0.3s ease;
  --shadow-sm:  0 2px 12px rgba(0,0,0,0.07);
  --shadow-md:  0 4px 28px rgba(0,0,0,0.10);
  --shadow-red: 0 6px 24px rgba(241,71,54,0.28);
}

/* ===== BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--body-text);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

/* ===== UTILITY ===== */
.text-accent  { color: var(--red) !important; }
.z-1          { position: relative; z-index: 1; }
.vi-section      { padding: 90px 0; background: var(--white); }
.vi-dark-section { padding: 90px 0; background: var(--dark); }
.vi-light-section{ padding: 90px 0; background: var(--light); }

.vi-section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--red);
  background: rgba(241,71,54,0.08);
  border: 1px solid rgba(241,71,54,0.22);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
}
.vi-section-label.light { color: var(--red); }

.vi-section-heading {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--charcoal);
  line-height: 1.25;
  margin-bottom: 16px;
}
.vi-section-heading.light { color: var(--white); }

.vi-text-muted       { color: var(--body-text); font-size: 1rem; }
.vi-text-muted.light { color: var(--muted-dark); }

/* ===== BUTTONS ===== */
.vi-btn-primary {
  background: var(--red);
  color: var(--white) !important;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.vi-btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-red);
  color: var(--white) !important;
}
.vi-btn-outline {
  background: transparent;
  color: var(--white) !important;
  border: 1.5px solid rgba(255,255,255,0.38);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  transition: all var(--transition);
}
.vi-btn-outline:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.7);
  transform: translateY(-2px);
  color: var(--white) !important;
}
.vi-btn-outline-light {
  background: transparent;
  color: var(--white) !important;
  border: 1.5px solid rgba(255,255,255,0.45);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  transition: all var(--transition);
}
.vi-btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-2px);
  color: var(--white) !important;
}

/* ===== NAVBAR ===== */
.vi-navbar {
  background: rgba(23,23,23,0.97);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 13px 0;
  transition: box-shadow var(--transition);
}
.vi-navbar.scrolled {
  box-shadow: 0 2px 28px rgba(0,0,0,0.45);
}
.vi-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--white) !important;
  letter-spacing: -0.01em;
}
.brand-icon {
  width: 36px; height: 36px;
  background: var(--red);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  color: var(--white);
  flex-shrink: 0;
}
.brand-accent { color: var(--red); }
.vi-navbar .nav-link {
  color: rgba(255,255,255,0.72) !important;
  font-size: 0.87rem;
  font-weight: 500;
  padding: 6px 11px !important;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}
.vi-navbar .nav-link:hover {
  color: var(--white) !important;
  background: rgba(255,255,255,0.06);
}
.vi-navbar .nav-link.active {
  color: var(--red) !important;
  background: rgba(241,71,54,0.08);
}

/* ===== HERO ===== */
.vi-hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.vi-hero-carousel,
.vi-hero-carousel .carousel-inner,
.vi-hero-carousel .carousel-item {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.vi-hero-slide-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.45);
  transition: transform 8s ease;
}
.carousel-item.active .vi-hero-slide-img {
  transform: scale(1.06);
}
.vi-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(to right, rgba(23,23,23,0.82) 0%, rgba(23,23,23,0.45) 60%, rgba(23,23,23,0.2) 100%),
    linear-gradient(to top,   rgba(23,23,23,0.6) 0%, transparent 50%);
}
.vi-grid-overlay {
  position: absolute; inset: 0; z-index: 2;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.vi-hero-content {
  position: relative; z-index: 3;
  padding: 160px 0 100px;
}
.vi-hero-dots {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex; gap: 8px;
}
.vi-dot {
  width: 28px; height: 4px;
  background: rgba(255,255,255,0.3);
  border: none; border-radius: 2px;
  padding: 0; cursor: pointer;
  transition: background var(--transition), width var(--transition);
}
.vi-dot.active,
.vi-dot:hover { background: var(--red); width: 40px; }
.vi-hero-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--red);
  background: rgba(241,71,54,0.12);
  border: 1px solid rgba(241,71,54,0.32);
  padding: 6px 16px;
  border-radius: 20px;
}
.vi-hero-heading {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.16;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.vi-hero-sub {
  font-size: 1.12rem;
  color: rgba(255,255,255,0.88);
  font-weight: 500;
  margin-bottom: 12px;
}
.vi-hero-desc {
  font-size: 0.96rem;
  color: rgba(255,255,255,0.62);
  max-width: 520px;
}

/* ===== ABOUT ===== */
.vi-about { background: var(--light); padding: 90px 0; }
.vi-lifecycle-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.vi-tag {
  font-size: 0.77rem;
  font-weight: 600;
  color: var(--red);
  background: rgba(241,71,54,0.07);
  border: 1px solid rgba(241,71,54,0.2);
  padding: 4px 12px;
  border-radius: 20px;
}
.vi-about-visual { display: flex; flex-direction: column; gap: 16px; }
.vi-about-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.vi-about-stat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.vi-about-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(241,71,54,0.09);
}
.vi-about-stat-card i {
  font-size: 1.6rem;
  color: var(--red);
  flex-shrink: 0;
}
.stat-label { font-weight: 700; font-size: 0.95rem; color: var(--charcoal); }
.stat-desc  { font-size: 0.77rem; color: var(--body-text); margin-top: 2px; }
.vi-about-highlight {
  background: var(--dark);
  border: 1px solid rgba(241,71,54,0.18);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
}
.vi-about-highlight .text-accent { color: var(--red) !important; }

/* ===== SOLUTIONS ===== */
.vi-solution-card {
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition);
}
.vi-solution-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.45);
}
.vi-solution-img-wrap {
  position: relative;
  height: 170px;
  overflow: hidden;
}
.vi-solution-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.72);
  transition: transform 0.5s ease, filter 0.5s ease;
}
.vi-solution-card:hover .vi-solution-img-wrap img {
  transform: scale(1.07);
  filter: brightness(0.55);
}
.vi-solution-img-badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--red);
  color: var(--white);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
}
.vi-solution-body {
  padding: 20px 22px 22px;
}
.vi-solution-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.vi-solution-desc {
  font-size: 0.83rem;
  color: var(--muted-dark);
  line-height: 1.65;
  margin-bottom: 16px;
}
.vi-solution-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: gap var(--transition);
}
.vi-solution-card:hover .vi-solution-link { gap: 9px; }

/* ===== PROCESS ===== */
.vi-process { background: var(--white); padding: 90px 0; }
.vi-process-highlight {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.vi-process-highlight span {
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red);
  background: rgba(241,71,54,0.07);
  border: 1px solid rgba(241,71,54,0.2);
  padding: 5px 14px;
  border-radius: 20px;
}
.vi-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.vi-timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--red), rgba(241,71,54,0.3));
  z-index: 0;
}
.vi-timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 12px;
  position: relative;
  z-index: 1;
}
.vi-step-num {
  width: 72px; height: 72px;
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 0 0 6px rgba(241,71,54,0.05);
  transition: all var(--transition);
}
.vi-timeline-step:hover .vi-step-num {
  background: var(--red);
  border-color: var(--red);
  box-shadow: 0 0 0 8px rgba(241,71,54,0.1);
}
.vi-step-num i { font-size: 1.3rem; color: var(--red); transition: color var(--transition); }
.vi-timeline-step:hover .vi-step-num i { color: var(--white); }
.vi-step-code {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--red);
  margin-bottom: 8px;
}
.vi-step-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 6px;
}
.vi-step-desc {
  font-size: 0.78rem;
  color: var(--body-text);
  line-height: 1.55;
}

/* ===== INDUSTRIES ===== */
.vi-industry-card {
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.07);
  transition: transform var(--transition), box-shadow var(--transition);
}
.vi-industry-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.45);
}
.vi-industry-img-wrap {
  position: relative;
  height: 180px;
  overflow: hidden;
}
.vi-industry-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  filter: brightness(0.75);
}
.vi-industry-card:hover .vi-industry-img-wrap img {
  transform: scale(1.07);
  filter: brightness(0.6);
}
.vi-industry-img-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px 16px 12px;
  background: linear-gradient(to top, rgba(23,23,23,0.92) 0%, transparent 100%);
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--white);
}
.vi-industry-body {
  padding: 16px 18px 20px;
}
.vi-industry-desc {
  font-size: 0.81rem;
  color: var(--muted-dark);
  line-height: 1.65;
  margin: 0;
}

/* ===== WHY VARENYAM ===== */
.vi-why { background: var(--light); padding: 90px 0; }
.vi-why-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.vi-why-tag-item {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--charcoal);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.vi-why-tag-item:hover {
  border-color: rgba(241,71,54,0.25);
  box-shadow: var(--shadow-sm);
}
.vi-why-tag-item i { color: var(--red); font-size: 1rem; flex-shrink: 0; }
.vi-why-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.vi-why-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(241,71,54,0.09);
  border-color: rgba(241,71,54,0.25);
}
.vi-why-card-icon {
  width: 48px; height: 48px;
  background: rgba(241,71,54,0.08);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  color: var(--red);
  margin-bottom: 16px;
}
.vi-why-card-title {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 8px;
}
.vi-why-card-desc {
  font-size: 0.83rem;
  color: var(--body-text);
  line-height: 1.65;
}

/* ===== CTA ===== */
.vi-cta-section {
  background: var(--dark);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}
.vi-cta-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 55% 70% at 50% 50%, rgba(241,71,54,0.14) 0%, transparent 68%);
}
.vi-cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
}
.vi-cta-heading {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 16px;
}
.vi-cta-desc {
  font-size: 1rem;
  color: var(--muted-dark);
  max-width: 580px;
  margin: 0 auto;
}

/* ===== CONTACT ===== */
.vi-contact { background: var(--light); padding: 90px 0; }
.vi-contact-info { display: flex; flex-direction: column; gap: 24px; }
.vi-contact-item { display: flex; align-items: flex-start; gap: 16px; }
.vi-contact-icon {
  width: 44px; height: 44px;
  background: var(--red);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: var(--white);
  flex-shrink: 0;
}
.vi-contact-label {
  font-size: 0.73rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--body-text);
  margin-bottom: 4px;
}
.vi-contact-value {
  font-size: 0.92rem;
  color: var(--charcoal);
  font-weight: 500;
}
.vi-contact-value a { color: var(--red); }
.vi-contact-value a:hover { text-decoration: underline; }
.vi-partner-name {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--charcoal);
  letter-spacing: 0.02em;
}

.vi-form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
}
.vi-label {
  font-size: 0.79rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 6px;
  display: block;
}
.vi-input {
  background: var(--light) !important;
  border: 1.5px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  font-size: 0.9rem !important;
  color: var(--charcoal) !important;
  padding: 10px 14px !important;
  transition: border-color var(--transition), box-shadow var(--transition) !important;
}
.vi-input:focus {
  border-color: var(--red) !important;
  box-shadow: 0 0 0 3px rgba(241,71,54,0.1) !important;
  outline: none !important;
  background: var(--white) !important;
}
.vi-form-success {
  background: rgba(241,71,54,0.05);
  border: 1px solid rgba(241,71,54,0.25);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  margin-bottom: 20px;
}
.vi-form-success i {
  font-size: 2.2rem;
  color: var(--red);
  display: block;
  margin-bottom: 12px;
}
.vi-form-success p {
  color: var(--charcoal);
  font-weight: 600;
  font-size: 0.97rem;
  margin: 0;
}

/* ===== FOOTER ===== */
.vi-footer {
  background: var(--dark);
  padding: 64px 0 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.vi-footer-brand {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.vi-footer-brand-icon {
  width: 32px; height: 32px;
  background: var(--red);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  color: var(--white);
  flex-shrink: 0;
}
.vi-footer-desc {
  font-size: 0.84rem;
  color: var(--muted-dark);
  line-height: 1.75;
  margin-bottom: 14px;
}
.vi-footer-tagline {
  font-size: 0.71rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--red);
  opacity: 0.85;
}
.vi-footer-heading {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}
.vi-footer-links {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 9px;
}
.vi-footer-links a {
  font-size: 0.84rem;
  color: var(--muted-dark);
  transition: color var(--transition);
}
.vi-footer-links a:hover { color: var(--white); }
.vi-footer-contact {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 12px;
}
.vi-footer-contact li {
  font-size: 0.82rem;
  color: var(--muted-dark);
  display: flex; align-items: flex-start; gap: 9px;
}
.vi-footer-contact i { color: var(--red); margin-top: 3px; flex-shrink: 0; }
.vi-footer-contact a { color: var(--muted-dark); transition: color var(--transition); }
.vi-footer-contact a:hover { color: var(--white); }
.vi-footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.vi-footer-bottom-tagline {
  font-size: 0.79rem;
  font-weight: 600;
  color: var(--red);
  opacity: 0.8;
}
.vi-footer-copy {
  font-size: 0.77rem;
  color: rgba(255,255,255,0.28);
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
  .vi-timeline { grid-template-columns: 1fr 1fr; }
  .vi-timeline::before { display: none; }
  .vi-timeline-step { padding-bottom: 32px; }
}
@media (max-width: 767px) {
  .vi-section, .vi-dark-section, .vi-light-section,
  .vi-about, .vi-process, .vi-why, .vi-contact { padding: 64px 0; }
  .vi-hero-content { padding: 120px 0 80px; }
  .vi-timeline { grid-template-columns: 1fr; }
  .vi-about-card-grid { grid-template-columns: 1fr 1fr; }
  .vi-why-tags { grid-template-columns: 1fr; }
  .vi-form-card { padding: 24px 18px; }
  .vi-footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .vi-about-card-grid { grid-template-columns: 1fr; }
}