/* ===== FEATURES PAGE ===== */
.features-page {
  position: relative;
  overflow: hidden;
  padding: 42px 0 72px;
  background:
    linear-gradient(180deg, rgba(0, 255, 204, 0.04), transparent 16%),
    linear-gradient(180deg, #0a0f16 0%, #0b0f14 28%, #0b0f14 100%);
}

.features-page::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.02) 0,
      rgba(255, 255, 255, 0.02) 1px,
      transparent 1px,
      transparent 72px
    );
  opacity: 0.35;
}

.feature-hero {
  position: relative;
  padding: 18px 0 28px;
}

.feature-hero-inner {
  display: grid;
  gap: 22px;
}

.feature-header {
  position: relative;
  text-align: center;
  margin: 0 auto;
  max-width: 900px;
}

.feature-kicker {
  margin: 0 0 12px;
  color: var(--accent1);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.feature-header h1,
.feature-header h2 {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.05;
  font-weight: 800;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.feature-sub {
  margin: 14px auto 0;
  max-width: 760px;
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  color: var(--muted);
  line-height: 1.65;
  animation: featureFade 3s ease-in-out infinite alternate;
}

.feature-sub::after {
  content: "";
  display: block;
  width: 96px;
  height: 3px;
  margin: 16px auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  box-shadow: 0 0 12px rgba(0, 255, 204, 0.35);
}

.feature-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  width: min(100%, 980px);
  margin: 0 auto;
}

.feature-meta-item {
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  text-align: left;
}

.feature-meta-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--text);
}

.feature-meta-item span {
  display: block;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.feature-jumps {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(100%, 980px);
  margin: 0 auto;
}

.feature-jumps a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.feature-jumps a:hover {
  transform: translateY(-2px);
  border-color: var(--accent1);
  color: var(--accent1);
  background: rgba(0, 255, 204, 0.08);
}

.features-page > [id$="-feature"] {
  position: relative;
  padding: 8px 0 18px;
  scroll-margin-top: 96px;
}

.feature-group.container {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(10px);
}

.features-page > [id$="-feature"] + [id$="-feature"] {
  margin-top: 12px;
}

.group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-size: clamp(1.2rem, 1.8vw, 1.55rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
}

.group-title::after {
  content: "";
  flex: 1 1 auto;
  height: 2px;
  min-width: 48px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(0, 255, 204, 0.9), rgba(0, 204, 255, 0.25));
  box-shadow: 0 0 10px rgba(0, 255, 204, 0.18);
}

.group-title .tag {
  display: inline-flex;
  width: 10px;
  height: 10px;
  margin-left: 2px;
  border-radius: 999px;
  background: var(--accent1);
  box-shadow: 0 0 12px rgba(0, 255, 204, 0.5);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.feature-item {
  min-height: 100%;
  padding: 18px;
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03)),
    rgba(10, 15, 22, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.16);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.feature-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 204, 0.28);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.22);
}

.feature-item h4 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.28;
  color: var(--text);
}

.feature-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.58;
  color: var(--muted);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: grid;
  gap: 8px;
}

.feature-list li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent1);
}

@keyframes featureFade {
  from {
    opacity: 0.78;
  }
  to {
    opacity: 1;
  }
}

@media (max-width: 1000px) {
  .feature-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .features-page {
    padding: 28px 0 60px;
  }

  .feature-hero {
    padding-bottom: 22px;
  }

  .feature-header {
    text-align: left;
    margin: 0;
  }

  .feature-kicker {
    margin-bottom: 10px;
  }

  .feature-sub::after {
    margin-left: 0;
  }

  .feature-jumps {
    justify-content: flex-start;
  }

  .feature-group.container {
    border-radius: 16px;
    padding: 18px;
  }

  .feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
  }
}

@media (max-width: 520px) {
  .feature-header h1,
  .feature-header h2 {
    font-size: clamp(1.9rem, 10vw, 2.4rem);
  }

  .feature-sub {
    font-size: 0.98rem;
  }

  .feature-meta-item {
    padding: 14px 15px;
  }

  .feature-jumps {
    gap: 8px;
  }

  .feature-jumps a {
    min-height: 36px;
    padding: 0 12px;
    font-size: 12px;
  }

  .group-title {
    gap: 8px;
    font-size: 1.1rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-item {
    padding: 16px;
  }

  .feature-item h4 {
    font-size: 15px;
  }

  .feature-item p,
  .feature-list li {
    font-size: 13px;
  }
}