/* ─── Dokuenerji — Custom CSS ────────────────────────────────────────────── */

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

/* ─── Navbar ───────────────────────────────────────────────────────────────── */
#navbar {
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

#navbar.scrolled {
  background-color: #0F3460 !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

/* Active nav link */
.nav-link.active {
  color: #F59E0B !important;
}

/* ─── Scroll Reveal ────────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal-stagger.revealed > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0ms; }
.reveal-stagger.revealed > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 100ms; }
.reveal-stagger.revealed > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 200ms; }
.reveal-stagger.revealed > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 300ms; }

/* ─── Counter ──────────────────────────────────────────────────────────────── */
.counter {
  display: inline-block;
}

/* ─── Form Focus ───────────────────────────────────────────────────────────── */
input:focus,
textarea:focus,
select:focus {
  outline: none !important;
  border-color: #0F3460 !important;
  box-shadow: 0 0 0 3px rgba(15, 52, 96, 0.15) !important;
}

/* ─── Hero Image ───────────────────────────────────────────────────────────── */
.hero-img {
  -webkit-user-drag: none;
  user-select: none;
}

/* ─── Project Card Hover ───────────────────────────────────────────────────── */
.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-img {
  transition: transform 0.5s ease;
}

/* ─── Service Card ─────────────────────────────────────────────────────────── */
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(15, 52, 96, 0.12);
}

.service-card {
  opacity: 1 !important;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* ─── Custom Scrollbar (Webkit) ────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #F8FAFC;
}

::-webkit-scrollbar-thumb {
  background: #0F3460;
  border-radius: 3px;
}

/* ─── Mobile Menu ──────────────────────────────────────────────────────────── */
#mobile-menu {
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

/* ─── Page Hero (inner pages) ──────────────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, #0F3460 0%, #1A6FA8 100%);
  min-height: 320px;
}

/* ─── Timeline ─────────────────────────────────────────────────────────────── */
.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 1.25rem;
  top: 3rem;
  bottom: -1rem;
  width: 2px;
  background: linear-gradient(to bottom, #F59E0B, #e5e7eb);
}

/* ─── Filter Buttons ───────────────────────────────────────────────────────── */
.filter-btn.active-filter {
  background-color: #0F3460;
  color: #ffffff;
  border-color: #0F3460;
}

/* ─── Certifications ───────────────────────────────────────────────────────── */
.cert-item {
  filter: grayscale(1);
  opacity: 0.55;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.cert-item:hover {
  filter: grayscale(0);
  opacity: 1;
}

/* ─── WhatsApp Float ───────────────────────────────────────────────────────── */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.55);
}

/* ─── Responsive Embeds ────────────────────────────────────────────────────── */
.map-container {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
}

.map-container iframe {
  width: 100%;
  height: 420px;
  border: 0;
  display: block;
}

/* ─── Print ────────────────────────────────────────────────────────────────── */
@media print {
  #navbar, .wa-float, footer { display: none !important; }
}