/* Isobase Systems Inc — site styles (Bootstrap 5 companion) */

:root {
  --isobase-navy: #0a1628;
  --isobase-navy-mid: #132337;
  --isobase-teal: #2dd4bf;
  --isobase-teal-dim: #14b8a6;
  --isobase-slate: #64748b;
  --isobase-paper: #f1f5f9;
  --isobase-card: #ffffff;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 5.5rem;
}

body {
  font-family: var(--font-body);
  color: var(--isobase-navy);
  background: var(--isobase-paper);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
.section-title {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

/* Navbar */
.isobase-nav {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
}

.isobase-nav .nav-link {
  color: rgba(255, 255, 255, 0.82) !important;
  font-weight: 500;
  padding: 0.5rem 0.75rem !important;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease;
}

.isobase-nav .nav-link:hover {
  color: #fff !important;
  background: rgba(255, 255, 255, 0.06);
}

.btn-nav-cta {
  background: linear-gradient(135deg, var(--isobase-teal), var(--isobase-teal-dim)) !important;
  color: var(--isobase-navy) !important;
  font-weight: 600 !important;
  padding: 0.45rem 1.1rem !important;
}

.btn-nav-cta:hover {
  filter: brightness(1.05);
  color: var(--isobase-navy) !important;
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, var(--isobase-teal), #38bdf8);
  box-shadow: 0 0 0 2px rgba(45, 212, 191, 0.35);
}

.brand-mark-sm {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 0.35rem;
}

/* Hero carousel — tech / SaaS reference layout */
.hero-carousel {
  margin-top: 56px;
}

.hero-slide {
  min-height: min(88vh, 720px);
  display: flex;
  align-items: center;
  position: relative;
  background-size: cover;
  background-position: center;
}

.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(10, 22, 40, 0.92) 0%,
    rgba(10, 22, 40, 0.55) 45%,
    rgba(10, 22, 40, 0.35) 100%
  );
}

.hero-slide-1 {
  background-image: url("../img/slide-1.jpg");
}

.hero-slide-2 {
  background-image: url("../img/slide-2.jpg");
}

.hero-slide-3 {
  background-image: url("../img/slide-3.jpg");
}

.hero-caption {
  position: relative;
  z-index: 1;
  padding-top: 3rem;
  padding-bottom: 3rem;
  color: #fff;
}

.hero-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  color: var(--isobase-teal);
  font-weight: 600;
}

.hero-carousel .carousel-indicators [data-bs-target] {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.35);
}

.hero-carousel .carousel-indicators .active {
  background-color: var(--isobase-teal);
}

.hero-carousel .btn-primary {
  background: linear-gradient(135deg, var(--isobase-teal), var(--isobase-teal-dim));
  border: none;
  color: var(--isobase-navy);
  font-weight: 600;
}

.hero-carousel .btn-primary:hover {
  filter: brightness(1.06);
  color: var(--isobase-navy);
}

/* Sections */
.section-tint {
  background: linear-gradient(180deg, #e8eef5 0%, var(--isobase-paper) 100%);
}

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  color: var(--isobase-teal-dim);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 700;
}

.feature-pill {
  background: var(--isobase-card);
  border-radius: 1rem;
  padding: 1.75rem;
  box-shadow: 0 12px 40px rgba(10, 22, 40, 0.06);
  border: 1px solid rgba(10, 22, 40, 0.06);
}

.feature-icon {
  font-size: 1.25rem;
  color: var(--isobase-teal-dim);
  line-height: 1;
}

/* Service cards */
.service-card {
  border: none;
  border-radius: 1rem;
  overflow: hidden;
  background: var(--isobase-card);
  box-shadow: 0 16px 48px rgba(10, 22, 40, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 56px rgba(10, 22, 40, 0.12);
}

.service-card .card-img-top {
  height: 200px;
  object-fit: cover;
}

.service-card .card-body {
  padding: 1.35rem 1.5rem 1.5rem;
}

/* Stats */
.stats-strip {
  background: radial-gradient(ellipse 80% 120% at 20% 20%, rgba(45, 212, 191, 0.2), transparent),
    radial-gradient(ellipse 60% 100% at 80% 80%, rgba(56, 189, 248, 0.15), transparent),
    var(--isobase-navy);
}

.stat-item .stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  color: var(--isobase-teal);
}

.stat-suffix {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--isobase-teal);
  vertical-align: super;
  margin-left: 0.1rem;
}

/* About */
.about-visual img {
  display: block;
  min-height: 320px;
  object-fit: cover;
}

.list-check {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list-check li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.65rem;
  color: var(--isobase-slate);
}

.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--isobase-teal), #38bdf8);
}

/* Product catalog */
.product-card {
  position: relative;
  background: var(--isobase-card);
  border-radius: 1rem;
  padding: 1.75rem;
  border: 1px solid rgba(10, 22, 40, 0.07);
  box-shadow: 0 8px 32px rgba(10, 22, 40, 0.06);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  border-color: rgba(45, 212, 191, 0.45);
  box-shadow: 0 16px 48px rgba(10, 22, 40, 0.1);
}

.product-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--isobase-teal-dim);
  background: rgba(45, 212, 191, 0.12);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
}

.product-link {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--isobase-navy-mid) !important;
  text-decoration: none;
  position: relative;
  z-index: 2;
}

.product-link:hover {
  color: var(--isobase-teal-dim) !important;
}

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--isobase-navy-mid) 0%, #0f2847 50%, #0a1628 100%);
}

/* Contact */
.contact-panel .form-control {
  border-radius: 0.65rem;
  border-color: rgba(10, 22, 40, 0.12);
  padding: 0.65rem 0.85rem;
}

.contact-panel .form-control:focus {
  border-color: var(--isobase-teal-dim);
  box-shadow: 0 0 0 0.2rem rgba(45, 212, 191, 0.2);
}

.contact-panel .btn-primary {
  background: linear-gradient(135deg, var(--isobase-teal), var(--isobase-teal-dim));
  border: none;
  color: var(--isobase-navy);
  font-weight: 600;
}

.contact-panel .btn-primary:hover {
  filter: brightness(1.06);
  color: var(--isobase-navy);
}

.link-primary {
  color: var(--isobase-teal-dim) !important;
}

/* Footer */
.footer-dark {
  background: #060d18;
}

.footer-link {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  display: inline-block;
  padding: 0.15rem 0;
}

.footer-link:hover {
  color: var(--isobase-teal);
}

.lead{
  font-size: 1.4rem;
}

/* Utilities */
.tracking-wide {
  letter-spacing: 0.08em;
}

@media (max-width: 991.98px) {
  .hero-slide {
    min-height: 70vh;
  }

  .isobase-nav .nav-link {
    border-radius: 0.5rem;
  }

  .btn-nav-cta {
    margin-top: 0.5rem;
    text-align: center;
  }
}