/* ── Layout ── */
.landing {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  overflow: hidden;
}

/* ── Canvas Background ── */
#particle-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Radial vignette overlay ── */
.landing__vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(
    ellipse 80% 70% at 50% 50%,
    transparent 40%,
    rgba(5, 13, 26, 0.55) 75%,
    rgba(5, 13, 26, 0.9) 100%
  );
}

/* ── Scanline texture ── */
.landing__scanlines {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.025;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 212, 255, 0.5) 2px,
    rgba(0, 212, 255, 0.5) 3px
  );
}

/* ── Navbar (on top of canvas) ── */
.navbar {
  position: fixed;
  z-index: var(--z-nav);
}

/* ── Hero ── */
.hero {
  position: relative;
  z-index: 10;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 40px) var(--sp-lg) var(--sp-xl);
  text-align: center;
  gap: 0;
}

/* Glowing orb behind logo */
.hero__orb {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -55%);
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(
    ellipse,
    rgba(0, 212, 255, 0.07) 0%,
    rgba(0, 184, 217, 0.04) 40%,
    transparent 70%
  );
  pointer-events: none;
  animation: orbPulse 6s ease-in-out infinite;
}

@keyframes orbPulse {
  0%, 100% { transform: translate(-50%, -55%) scale(1); opacity: 0.7; }
  50%       { transform: translate(-50%, -55%) scale(1.08); opacity: 1; }
}

/* Trophy decoration */
.hero__trophy {
  margin-bottom: var(--sp-lg);
  color: var(--cyan);
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.6));
  animation: trophyFloat 4s ease-in-out infinite;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

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

@keyframes trophyFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

/* Logo / Wordmark */
.hero__logo {
  font-family: var(--font-display);
  font-size: clamp(72px, 14vw, 140px);
  letter-spacing: 0.12em;
  line-height: 0.9;
  color: transparent;
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    var(--cyan) 40%,
    var(--cyan-dim) 60%,
    #7de8ff 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow: none;
  filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.4));
  margin-bottom: var(--sp-md);

  opacity: 0;
  transform: translateY(30px) scale(0.95);
  transition: opacity 0.9s ease 0.4s, transform 0.9s ease 0.4s;
}

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

/* Cyan rule under logo */
.hero__rule {
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  border-radius: 1px;
  margin: 0 auto var(--sp-lg);
  box-shadow: 0 0 12px rgba(0,212,255,0.6);
  transition: width 1s ease 1s;
}

.hero__rule.visible { width: 220px; }

/* Tagline */
.hero__tagline {
  font-family: var(--font-body);
  font-size: clamp(16px, 2.5vw, 22px);
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  margin-bottom: var(--sp-xl);
  max-width: 480px;

  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.8s ease 1.1s, transform 0.8s ease 1.1s;
}

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

.hero__tagline em {
  color: var(--cyan);
  font-style: normal;
  font-weight: 600;
}

/* CTA */
.hero__cta {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  flex-wrap: wrap;
  justify-content: center;

  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.8s ease 1.4s, transform 0.8s ease 1.4s;
}

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

.hero__cta .btn--primary {
  padding: 14px 36px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  position: relative;
  overflow: hidden;
}

.hero__cta .btn--primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
  transition: left 0.5s ease;
}

.hero__cta .btn--primary:hover::before { left: 100%; }

.hero__cta .btn--secondary {
  font-size: 15px;
  color: var(--text-secondary);
  border-color: var(--cyan-border);
  background: transparent;
}

/* Stats row */
.hero__stats {
  display: flex;
  gap: var(--sp-xl);
  margin-top: var(--sp-xl);
  flex-wrap: wrap;
  justify-content: center;

  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.8s ease 1.7s, transform 0.8s ease 1.7s;
}

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

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.stat__value {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  line-height: 1;
  text-shadow: 0 0 20px rgba(0,212,255,0.5);
}

.stat__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Divider between stats */
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--cyan-border);
  align-self: center;
}

/* Scroll cue */
.hero__scroll {
  position: absolute;
  bottom: var(--sp-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);

  opacity: 0;
  transition: opacity 0.8s ease 2.2s;
}

.hero__scroll.visible { opacity: 1; }

.hero__scroll-text {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
}

.hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, var(--cyan-dim), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1; transform: scaleY(1.15); }
}

/* ── Features strip (below fold) ── */
.features {
  position: relative;
  z-index: 10;
  padding: var(--sp-2xl) var(--sp-lg);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--sp-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--cyan-border);
  border-radius: var(--r-lg);
  padding: var(--sp-xl) var(--sp-lg);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  backdrop-filter: blur(12px);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,212,255,0.4), transparent);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,212,255,0.12);
  border-color: rgba(0,212,255,0.4);
}

.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  background: var(--cyan-faint);
  border: 1px solid var(--cyan-border);
  color: var(--cyan);
  flex-shrink: 0;
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.06em;
  color: var(--text-primary);
}

.feature-card__desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ── Footer (on landing) ── */
.footer {
  position: relative;
  z-index: 10;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero__orb {
    width: 320px;
    height: 320px;
  }

  .hero__stats { gap: var(--sp-lg); }

  .stat-divider { display: none; }

  .features { padding: var(--sp-xl) var(--sp-md); }
}

@media (max-width: 480px) {
  .hero__cta { flex-direction: column; width: 100%; }
  .hero__cta .btn { width: 100%; justify-content: center; }
}