:root {
  --gc-bg: #050608;
  --gc-bg-soft: #101219;
  --gc-orange: #ff7a1a;
  --gc-orange-soft: #ffb36b;
  --gc-purple: #a855ff;
  --gc-green: #22c55e;
  --gc-text: #f9fafb;
  --gc-text-soft: #a1a1aa;
  --gc-border: #27272f;
  --gc-radius-lg: 24px;
  --gc-radius-md: 16px;
  --gc-shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.65);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: radial-gradient(circle at top left, #111827 0, #020617 55%, #000 100%);
  color: var(--gc-text);
}

/* background layers */

.gc-bg-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

.gc-bg-layer--ghosts {
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255, 122, 26, 0.12) 0, transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(168, 85, 255, 0.18) 0, transparent 60%);
  filter: blur(4px);
}

.gc-bg-layer--btc {
  background-image:
    radial-gradient(circle at 15% 90%, rgba(255, 179, 107, 0.3) 0, transparent 60%),
    radial-gradient(circle at 90% 70%, rgba(37, 99, 235, 0.18) 0, transparent 55%);
  mix-blend-mode: screen;
  opacity: 0.75;
  animation: gc-float 26s linear infinite alternate;
}

@keyframes gc-float {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  100% {
    transform: translate3d(-40px, -30px, 0) scale(1.05);
  }
}

.gc-container {
  width: min(1120px, 100% - 2.5rem);
  margin: 0 auto;
}

/* header */

.gc-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(22px);
  background: linear-gradient(to bottom, rgba(3, 7, 18, 0.93), rgba(3, 7, 18, 0.75));
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.gc-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.25rem;
}

.gc-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.gc-logo {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 30% 0, #ffe4b5 0, #ff7a1a 45%, #7c2d12 100%);
  box-shadow: 0 12px 35px rgba(248, 113, 22, 0.65);
}

.gc-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.gc-brand-title {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.gc-brand-subtitle {
  display: block;
  font-size: 0.7rem;
  color: var(--gc-text-soft);
}

.gc-nav {
  display: flex;
  gap: 1rem;
  font-size: 0.86rem;
}

.gc-nav-link {
  text-decoration: none;
  color: var(--gc-text-soft);
  position: relative;
}

.gc-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--gc-orange), var(--gc-purple));
  transition: width 0.2s ease-out;
}

.gc-nav-link:hover {
  color: #e5e7eb;
}

.gc-nav-link:hover::after {
  width: 100%;
}

.gc-lang-switch {
  display: flex;
  gap: 0.25rem;
}

.gc-lang-btn {
  font-size: 0.7rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  color: var(--gc-text-soft);
  text-decoration: none;
}

.gc-lang-btn--active {
  background: linear-gradient(135deg, var(--gc-orange), var(--gc-orange-soft));
  color: #020617;
  border-color: transparent;
}

/* hero */

.gc-main {
  padding-bottom: 4rem;
}

.gc-hero {
  padding: 3rem 0 2rem;
}

.gc-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.gc-hero h1 {
  font-size: clamp(2.2rem, 3vw, 2.7rem);
  margin-bottom: 1rem;
}

.gc-hero p {
  color: var(--gc-text-soft);
  font-size: 0.98rem;
  max-width: 520px;
}

.gc-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 1.75rem 0 0.75rem;
}

.gc-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease-out, box-shadow 0.15s ease-out, background 0.15s;
}

.gc-btn i {
  font-size: 0.95rem;
}

.gc-btn--primary {
  background: linear-gradient(135deg, var(--gc-orange), #facc15);
  color: #020617;
  box-shadow: 0 18px 40px rgba(248, 113, 22, 0.6);
}

.gc-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 55px rgba(248, 113, 22, 0.8);
}

.gc-btn--ghost {
  background: transparent;
  color: var(--gc-text);
  border-color: rgba(148, 163, 184, 0.5);
}

.gc-btn--outline {
  background: transparent;
  color: var(--gc-text);
  border-color: rgba(248, 250, 252, 0.2);
}

.gc-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
  font-size: 0.76rem;
  color: var(--gc-text-soft);
}

.gc-hero-badges span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.7);
}

/* devices */

.gc-hero-preview {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.gc-device-row {
  display: flex;
  gap: 0.75rem;
}

.gc-device {
  border-radius: 34px;
  padding: 0.4rem;
  background: radial-gradient(circle at 0 0, #6b7280 0, #020617 60%);
  box-shadow: var(--gc-shadow-soft);
}

.gc-device--phone {
    width: 48%;
    /* min-width: 210px; */
}

.gc-device--laptop {
  border-radius: 24px;
}

.gc-device-screen {
  border-radius: 24px;
  padding: 1rem;
  color: #f9fafb;
}

.gc-gradient-orange {
  background: linear-gradient(135deg, #f97316, #facc15);
}

.gc-gradient-deep {
  background: linear-gradient(135deg, #f97316, #7c3aed);
}

.gc-gradient-dark {
  background: linear-gradient(135deg, #020617, #111827);
}

.gc-device-title {
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.gc-device-balance {
  font-size: 1.25rem;
  font-weight: 600;
}

.gc-device-balance span {
  font-size: 0.72rem;
  opacity: 0.9;
}

.gc-device-sub {
  font-size: 0.8rem;
  margin-top: 0.4rem;
  color: rgba(249, 250, 251, 0.8);
}

/* sections */

.gc-section {
  padding: 2.75rem 0 1.75rem;
}

.gc-section h2 {
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

.gc-section--dark {
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9) 0, #020617 55%);
}

.gc-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
}

.gc-card {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.92));
  border-radius: var(--gc-radius-lg);
  padding: 1.4rem 1.4rem 1.2rem;
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: 0 18px 35px rgba(15, 23, 42, 0.9);
}

.gc-card h3 {
  margin-top: 0.3rem;
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.gc-card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--gc-text-soft);
}

.gc-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #020617;
}

.gc-card-icon--orange {
  background: linear-gradient(135deg, #fdba74, #f97316);
}

.gc-card-icon--purple {
  background: linear-gradient(135deg, #c4b5fd, #8b5cf6);
}

.gc-card-icon--green {
  background: linear-gradient(135deg, #bbf7d0, #22c55e);
}

/* download */

.gc-download-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
}

.gc-download-highlight {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.9));
  border-radius: var(--gc-radius-lg);
  padding: 1.5rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  text-align: center;
}

.gc-download-icon {
  font-size: 2.4rem;
  margin-bottom: 0.6rem;
  color: var(--gc-orange-soft);
}

.gc-download-text {
  font-size: 0.9rem;
  color: var(--gc-text-soft);
}

/* privacy */

.gc-privacy h1 {
  font-size: 1.8rem;
  margin-bottom: 1.3rem;
}

.gc-privacy h2 {
  font-size: 1.2rem;
}

.gc-privacy p,
.gc-privacy li {
  font-size: 0.9rem;
  color: var(--gc-text-soft);
}

.gc-privacy ul {
  padding-left: 1.2rem;
}

.gc-privacy-updated {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: rgba(148, 163, 184, 0.9);
}

/* footer */

.gc-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(3, 7, 18, 0.92);
}

.gc-footer-inner {
  padding: 0.9rem 0.25rem 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--gc-text-soft);
}

.gc-footer-link {
  color: var(--gc-orange-soft);
  text-decoration: none;
}

/* animações de entrada */

.gc-animate {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.gc-animate.gc-animate-visible {
  opacity: 1;
  transform: translateY(0);
}

.gc-animate-delay {
  transition-delay: 0.18s;
}

.gc-animate-delay-2 {
  transition-delay: 0.32s;
}

/* responsivo */

@media (max-width: 900px) {
  .gc-hero-grid,
  .gc-download-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .gc-header-inner {
    gap: 0.75rem;
  }

  .gc-nav {
    display: none;
  }

  .gc-grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}