/* === GENERAL RESET === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  background: radial-gradient(ellipse at bottom, #0b1c2c 0%, #000814 100%);
  color: #e6f1ff;
  font-family: 'Poppins', sans-serif;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* === AURORA BACKGROUND === */
#aurora {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, #52b6ff80, #7c52ff70, #c6ffff50);
  background-size: 400% 400%;
  animation: aurora 30s ease infinite;
  z-index: -2;
  filter: blur(150px);
  opacity: 0.6;
}

@keyframes aurora {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* === SNOW === */
#snow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background-image: 
    radial-gradient(2px 2px at 20px 20px, white 50%, transparent 50%),
    radial-gradient(3px 3px at 60px 80px, white 50%, transparent 50%),
    radial-gradient(2px 2px at 130px 40px, white 50%, transparent 50%);
  background-size: 200px 200px;
  animation: snowfall 20s linear infinite;
  opacity: 0.8;
  z-index: -1;
}

@keyframes snowfall {
  0% { background-position: 0 0; }
  100% { background-position: 0 1000px; }
}

/* === HEADER === */
.frost-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 80px;
  position: fixed;
  top: 0;
  width: 100%;
  backdrop-filter: blur(20px);
  background: rgba(255, 255, 255, 0.05);
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.frost-header .logo {
  font-size: 1.8rem;
  letter-spacing: 2px;
  background: linear-gradient(90deg, #8de6ff, #e0faff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav a {
  color: #d8f2ff;
  margin: 0 15px;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s, text-shadow 0.3s;
}

nav a:hover, nav a.active {
  color: #9ee9ff;
  text-shadow: 0 0 8px #9ee9ff;
}

/* === SCENE SECTIONS === */
.scene {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 150px 80px 100px;
  text-align: center;
  opacity: 0;
  transform: translateY(50px);
  transition: all 1s ease;
}

.scene.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === GLASS EFFECT === */
.glass {
  background: rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(20px);
  box-shadow: 0 0 25px rgba(173, 234, 255, 0.15);
  padding: 40px;
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.glass:hover {
  transform: translateY(-8px);
  box-shadow: 0 0 35px rgba(173, 234, 255, 0.3);
}

/* === TIMELINE === */
.timeline {
  position: relative;
  max-width: 900px;
  margin-top: 60px;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 2px;
  background: rgba(255,255,255,0.4);
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.node {
  width: 50%;
  padding: 20px 40px;
  position: relative;
}

.node.left { left: 0; text-align: right; }
.node.right { left: 50%; text-align: left; }

.bubble {
  display: inline-block;
  width: 90%;
}

/* === TEAM === */
.team {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  margin-top: 60px;
}

.member img {
  border-radius: 50%;
  width: 120px;
  height: 120px;
  border: 3px solid rgba(255,255,255,0.2);
  margin-bottom: 15px;
}

.member h3 {
  font-size: 1.2rem;
  color: #e7faff;
}

.member p {
  font-size: 0.9rem;
  color: #bfeaff;
}

/* === STATS === */
.stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-top: 50px;
  padding: 40px;
  font-size: 1.4rem;
  color: #c6f6ff;
}

.stats div {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.counter {
  font-size: 3rem;
  color: #9ee9ff;
  text-shadow: 0 0 15px #9ee9ff90;
  font-weight: 600;
}

/* === VALUES === */
.values {
  display: flex;
  justify-content: center;
  gap: 50px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.value {
  width: 250px;
  padding: 30px;
}

.value i {
  color: #bff3ff;
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
}

.value h3 {
  color: #c2f0ff;
  margin-bottom: 10px;
}

/* === FOOTER === */
footer {
  text-align: center;
  padding: 30px;
  font-size: 0.9rem;
  color: #b7e9ff;
  background: rgba(255,255,255,0.03);
  border-top: 1px solid rgba(255,255,255,0.1);
}

/* === SCROLL ANIMATIONS === */
@keyframes floatUp {
  0% { transform: translateY(40px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

.scene.visible {
  animation: floatUp 1.2s ease forwards;
}