body {
  margin: 0;
  font-family: 'Inter', sans-serif;

  background: linear-gradient(
    180deg,
    #000000 0%,
    #255755 100%
  );

  color: rgba(255,255,255,0.85);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;

  background: radial-gradient(
    circle at 30% 20%,
    rgba(180,255,255,0.08),
    transparent 60%
  );

  pointer-events: none;
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;

  background: radial-gradient(
    circle at 70% 60%,
    rgba(180,255,255,0.05),
    transparent 70%
  );

  pointer-events: none;
  z-index: 0;

  animation: breathe 12s ease-in-out infinite;
}

@keyframes breathe {
  0%,100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

.hero,
.section {
  position: relative;
  z-index: 1;
}

h1, h2 {
  font-weight: 300;
  letter-spacing: 0.2em;
}

.section h3 {
  margin-top: 40px;
}

p {
  line-height: 1.6;
  letter-spacing: 0.03em;
}

/* Menu Styles */

#menuBtn {
  position: fixed;
  top: 24px;
  right: 24px;

  font-size: 20px;
  color: rgba(255,255,255,0.6);

  cursor: pointer;
  z-index: 100;

  transition: 0.3s;
}

#menuBtn:hover {
  color: #ffffff;
}

#sideMenu {
  position: fixed;
  top: 0;
  right: 0;

  width: 260px;
  height: 100%;

  transform: translateX(100%);

  background: rgba(10,20,20,0.85);
  backdrop-filter: blur(12px);

  padding: 80px 20px;

  display: flex;
  flex-direction: column;
  gap: 18px;

  z-index: 99;

  transition: transform 0.35s ease;
}

#sideMenu.open {
  transform: translateX(0);
}

#sideMenu a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.05em;

  transition: 0.2s;
}

#sideMenu a:hover {
  color: #ffffff;
}

#sideMenu a.active,
.menu-main.active {
  color: #e19220;
}

.menu-group {
  display: flex;
  flex-direction: column;
}

.menu-main {
  cursor: pointer;
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  letter-spacing: 0.05em;
  transition: 0.2s;
}

.menu-main:hover {
  color: #ffffff;
}

.menu-sub {
  max-height: 0;
  overflow: hidden;

  display: flex;
  flex-direction: column;
  gap: 10px;

  padding-left: 10px;
  margin-top: 6px;

  opacity: 0;
  transition: all 0.3s ease;
}

.menu-sub.open {
  max-height: 400px;
  opacity: 1;
}

.menu-sub a {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
}

.menu-sub a:hover {
  color: #ffffff;
}



.grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:40px;
}

/* Card Styles */
.card {
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(14px);

  border: 1px solid rgba(180,255,255,0.12);
  border-radius: 20px;

  padding: 14px;

  transition: all 0.35s ease;

  box-shadow:
    0 0 20px rgba(180,255,255,0.05),
    inset 0 0 10px rgba(180,255,255,0.03);

  transform-style: preserve-3d;
  will-change: transform;
}

.card:hover {
  transform: translateY(-6px);

  border-color: rgba(180,255,255,0.35);

  box-shadow:
    0 0 40px rgba(180,255,255,0.15),
    inset 0 0 20px rgba(180,255,255,0.05);
}

/* Button Styles */
.card a {
  display: inline-block;
  margin-top: 10px;
  padding: 6px 14px;

  border: 1px solid rgba(180,255,255,0.2);
  border-radius: 999px;

  text-decoration: none;
  color: rgba(255,255,255,0.9);

  font-size: 13px;

  transition: 0.25s;
}

.card a:hover {
  border-color: rgba(180,255,255,0.6);
  background: rgba(180,255,255,0.08);
}

.card video {
  width: 100%;
  height: 210px;          /* ← KLUCZ */
  object-fit: cover;      /* ← przycina zamiast rozciągać */

  border-radius: 14px;

  opacity: 0.9;
  transition: 0.3s;
}