/* ── Design tokens ─────────────────────────────────────────────────────────── */
:root {
  --color-primary:      #1a2f5e;
  --color-primary-dark: #0f1e3f;
  --color-accent:       #00a8b5;
  --color-accent-dark:  #007f8a;
  --color-light:        #f4f6fa;
  --color-dark:         #111827;
  --color-text:         #374151;
  --color-muted:        #6b7280;
  --color-border:       #e5e7eb;
  --radius-card:        14px;
  --shadow-card:        0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-card-hover:  0 8px 36px rgba(0, 0, 0, 0.14);
  --transition-base:    0.25s ease;
}

/* ── Bootstrap overrides ───────────────────────────────────────────────────── */
body {
  color: var(--color-text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* ── Navbar ────────────────────────────────────────────────────────────────── */
#mainNavbar {
  background-color: var(--color-primary);
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
  transition: box-shadow var(--transition-base);
}

#mainNavbar.scrolled {
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
}

.navbar-brand span {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.3px;
  color: #fff;
}

.navbar-nav .nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  padding-left: 0.85rem !important;
  padding-right: 0.85rem !important;
  color: rgba(255, 255, 255, 0.85) !important;
  transition: color var(--transition-base);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: #fff !important;
}

/* ── Language switcher ─────────────────────────────────────────────────────── */
.btn-lang {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: rgba(255, 255, 255, 0.75);
  border-radius: 4px;
  text-decoration: none;
  transition: all var(--transition-base);
  letter-spacing: 0.04em;
}

.btn-lang:hover {
  background-color: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-lang.active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* ── Hero ──────────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a4a7a 50%, var(--color-accent-dark) 100%);
  color: #fff;
  padding: 6rem 0 5rem;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 168, 181, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -5%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.5px;
}

.hero .lead {
  font-size: 1.15rem;
  opacity: 0.88;
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(0, 168, 181, 0.2);
  border: 1px solid rgba(0, 168, 181, 0.4);
  color: #7de8f0;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
}

/* ── Sections ──────────────────────────────────────────────────────────────── */
.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--color-light);
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 560px;
}

/* ── Service / Feature cards ───────────────────────────────────────────────── */
.service-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  height: 100%;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

.service-card .card-body {
  padding: 2rem;
}

.icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.45rem;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.icon-wrap.accent {
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
}

.service-card .card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}

.service-card .card-text {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ── Feature list (inside solution detail) ─────────────────────────────────── */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.45rem 0;
  font-size: 0.95rem;
  color: var(--color-text);
}

.feature-list li::before {
  content: '\F633';
  font-family: 'bootstrap-icons';
  color: var(--color-accent);
  font-size: 1rem;
  line-height: 1.5;
  flex-shrink: 0;
}

/* ── Stats / numbers ───────────────────────────────────────────────────────── */
.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 0.25rem;
}

/* ── CTA section ───────────────────────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-dark) 100%);
  color: #fff;
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
}

.cta-section p {
  opacity: 0.88;
  font-size: 1.1rem;
}

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn-accent {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
}

.btn-outline-accent {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-outline-accent:hover {
  background-color: var(--color-accent);
  color: #fff;
}

/* ── News cards ────────────────────────────────────────────────────────────── */
.news-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  height: 100%;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.news-card .card-img-top {
  height: 190px;
  object-fit: cover;
}

.news-img-placeholder {
  height: 190px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: rgba(255, 255, 255, 0.5);
}

.news-date {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.news-category {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.news-card .card-body {
  padding: 1.5rem;
}

.news-card .card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0.5rem 0;
}

/* ── Team / About ──────────────────────────────────────────────────────────── */
.team-card {
  text-align: center;
}

.team-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 2rem;
  font-weight: 700;
  margin: 0 auto 1rem;
}

.value-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background-color: rgba(0, 168, 181, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

/* ── Contact form ──────────────────────────────────────────────────────────── */
.contact-card {
  border: none;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: rgba(0, 168, 181, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* ── Page hero (inner pages) ───────────────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a4a7a 100%);
  color: #fff;
  padding: 4rem 0 3.5rem;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.page-hero p {
  opacity: 0.85;
  font-size: 1.05rem;
  max-width: 560px;
}

/* ── Solution section (alternated layout) ──────────────────────────────────── */
.solution-section {
  padding: 4rem 0;
}

.solution-section + .solution-section {
  border-top: 1px solid var(--color-border);
}

/* ── Footer ────────────────────────────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.65);
  padding-top: 4rem;
}

.footer-top {
  padding-bottom: 2.5rem;
}

.footer-heading {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

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

.footer-links li,
.footer-links p {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem 0;
  font-size: 0.83rem;
  color: rgba(255, 255, 255, 0.35);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

/* ── Animate on scroll ─────────────────────────────────────────────────────── */
[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

/* ── Utilities ─────────────────────────────────────────────────────────────── */
.text-accent   { color: var(--color-accent) !important; }
.bg-primary-d  { background-color: var(--color-primary); }
.fw-800        { font-weight: 800; }
.lh-sm         { line-height: 1.35; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 991.98px) {
  .lang-switcher { margin-top: 1rem; }
  .hero { padding: 4rem 0 3.5rem; }
}

@media (max-width: 767.98px) {
  .section { padding: 3.5rem 0; }
  .hero { padding: 3rem 0; }
  .cta-section { padding: 3.5rem 0; }
}