/* ============================================================
   Solventor AS – main.css
   Custom styles layered on top of Tailwind CDN
   ============================================================ */

/* ── Typography ─────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ── Custom scrollbar ────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #0f766e; border-radius: 3px; }

/* ── Navbar state ────────────────────────────────────────────── */
#navbar {
  transition: background 0.35s ease, box-shadow 0.35s ease;
}
#navbar.scrolled {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 28px rgba(0, 0, 0, 0.07);
}

/* ── Hero pattern ────────────────────────────────────────────── */
.hero-pattern {
  background-color: #f8fafc;
  background-image:
    radial-gradient(circle at 25px 25px, rgba(15, 118, 110, 0.055) 1.5px, transparent 0),
    radial-gradient(circle at 75px 75px, rgba(2, 132, 200, 0.035) 1.5px, transparent 0);
  background-size: 100px 100px;
}

/* ── Lightbulb glow animation ───────────────────────────────── */
@keyframes glow-pulse {
  0%, 100% {
    filter: drop-shadow(0 0 10px rgba(250, 204, 21, 0.35))
            drop-shadow(0 0 20px rgba(15, 118, 110, 0.15));
  }
  50% {
    filter: drop-shadow(0 0 22px rgba(250, 204, 21, 0.65))
            drop-shadow(0 0 40px rgba(15, 118, 110, 0.25));
  }
}
.bulb-glow { animation: glow-pulse 3.5s ease-in-out infinite; }

/* ── Scroll indicator ────────────────────────────────────────── */
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(6px); opacity: 0.5; }
}
.scroll-indicator { animation: scroll-bounce 2s ease-in-out infinite; }

/* ── Fade-in animations (Intersection Observer) ─────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.75s ease;
}
.fade-in.visible { opacity: 1; }

/* ── Service cards ───────────────────────────────────────────── */
.service-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 56px rgba(15, 118, 110, 0.11);
}

/* ── Expertise tags ──────────────────────────────────────────── */
.expertise-tag {
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
  cursor: default;
}
.expertise-tag:hover {
  background: #0f766e;
  color: #ffffff;
  border-color: #0f766e;
  transform: scale(1.04);
}

/* ── Timeline ────────────────────────────────────────────────── */
.timeline-item {
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -25px;
  top: 26px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #0f766e;
  border: 3px solid #f1f5f9;
  box-shadow: 0 0 0 2px #0f766e;
  z-index: 1;
}

/* ── Gallery ─────────────────────────────────────────────────── */
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  display: block;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.gallery-item:hover img { transform: scale(1.06); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(5, 50, 60, 0.72) 0%,
    rgba(5, 50, 60, 0.20) 45%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

/* ── About section dot pattern ───────────────────────────────── */
.dot-pattern {
  background-image: radial-gradient(circle at 2px 2px, rgba(255,255,255,0.12) 1px, transparent 0);
  background-size: 38px 38px;
}

/* ── Form focus states ───────────────────────────────────────── */
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid #e2e8f0;
  border-radius: 0.75rem;
  color: #1e293b;
  background: #fff;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  font-family: inherit;
}
.form-input::placeholder { color: #94a3b8; }
.form-input:focus {
  border-color: #0f766e;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

/* ── CTA button hover lift ───────────────────────────────────── */
.btn-primary, .btn-outline {
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(15, 118, 110, 0.28);
}
.btn-outline:hover { transform: translateY(-2px); }

/* ── Stat counters ───────────────────────────────────────────── */
.stat-value {
  font-variant-numeric: tabular-nums;
}

/* ── Password gate ───────────────────────────────────────────── */
#password-gate {
  transition: opacity 0.4s ease;
}
#password-gate.gate-hiding {
  opacity: 0;
  pointer-events: none;
}

@keyframes gate-shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-8px); }
  40%       { transform: translateX(8px); }
  60%       { transform: translateX(-5px); }
  80%       { transform: translateX(5px); }
}
.gate-shake { animation: gate-shake 0.4s ease; }