:root {
  --banana-yellow: #f4d35e;
  --banana-yellow-soft: rgba(244, 211, 94, 0.12);
  --deep-purple: #151321;
  --accent-pink: #ff6fb5;
  --accent-cyan: #4ad7d1;
  --grid-gap: 1.5rem;
  --glass-bg: rgba(18, 18, 32, 0.75);
  --glass-border: rgba(255, 255, 255, 0.1);
}

html,
body {
  font-family: "Outfit", "PingFang SC", "Microsoft YaHei", sans-serif;
  background-color: #07060f;
  color: white;
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 10px;
  padding: 8px 14px;
  background: var(--banana-yellow);
  color: #000;
  border-radius: 999px;
  z-index: 1000;
}

.skip-link:focus {
  left: 10px;
}

.main-nav {
  background: rgba(7, 6, 15, 0.95);
}

.main-nav .navbar-brand,
.main-nav .navbar-brand span,
.main-nav .nav-link {
  color: #fff;
}

.main-nav .nav-link:hover,
.main-nav .nav-link:focus,
.main-nav .nav-link.active {
  color: var(--banana-yellow);
}

.main-nav .navbar-toggler {
  border-color: rgba(255, 255, 255, 0.25);
}

.main-nav .navbar-toggler-icon {
  filter: invert(1);
}

.nav-logo {
  height: 40px;
  width: auto;
  display: block;
}

.hero {
  position: relative;
  background: radial-gradient(circle at top left, rgba(244, 211, 94, 0.22), transparent 55%),
    radial-gradient(circle at bottom right, rgba(74, 215, 209, 0.18), transparent 65%),
    #07060f;
}

.text-gradient {
  background: linear-gradient(95deg, #fff, var(--banana-yellow));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.bg-warning-soft {
  background: var(--banana-yellow-soft) !important;
}

.hero-preview {
  max-width: 520px;
}

.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.glass-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prompt-box {
  background: linear-gradient(130deg, rgba(244, 211, 94, 0.08), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(244, 211, 94, 0.18);
}

.material-symbol {
  display: inline-flex;
  width: 20px;
  height: 20px;
  align-items: center;
  justify-content: center;
  background: rgba(244, 211, 94, 0.18);
  border-radius: 50%;
  color: var(--banana-yellow);
  font-weight: 600;
}

.spark-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(74, 215, 209, 0.6);
}

.get-started-step {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--banana-yellow-soft);
  color: var(--banana-yellow);
  font-weight: 700;
  font-size: 1.25rem;
}

.card-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  padding: 32px;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.invite-card {
  position: relative;
  overflow: hidden;
}

.invite-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(244, 211, 94, 0.16), transparent 55%);
  pointer-events: none;
  opacity: 0.85;
}

.invite-card > * {
  position: relative;
  z-index: 1;
}

.invite-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
}

.invite-code {
  font-size: 1.75rem;
  letter-spacing: 0.12em;
  font-weight: 600;
}

.card-icon {
  width: 50px;
  height: 50px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(244, 211, 94, 0.12);
  color: var(--banana-yellow);
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.feature-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.showcase-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 24px;
  overflow: hidden;
  height: 100%;
  position: relative;
  transition: transform 0.3s ease;
}

.showcase-card:hover {
  transform: translateY(-8px);
}

.showcase-card .showcase-media {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.showcase-body {
  padding: 24px;
}

.hero-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 80% 25%, rgba(244, 211, 94, 0.25), transparent 55%),
    radial-gradient(circle at 18% 82%, rgba(255, 111, 181, 0.22), transparent 58%);
  opacity: 0.8;
  filter: blur(0.5px);
}

.floating-badge {
  position: absolute;
  top: 16px;
  right: -18px;
  padding: 8px 16px;
  border-radius: 999px;
  box-shadow: 0 18px 40px rgba(244, 211, 94, 0.28);
}

.accordion-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px !important;
  overflow: hidden;
  margin-bottom: 16px;
}

.accordion-button {
  background: transparent;
  color: white;
  font-weight: 600;
}

.accordion-button:focus {
  box-shadow: none;
}

.accordion-button::after {
  filter: invert(1);
}

.accordion-body {
  color: rgba(255, 255, 255, 0.7);
}

.floating-ad {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 24px;
  border-radius: 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.5);
  color: #fff;
  max-width: 320px;
  backdrop-filter: blur(20px);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  z-index: 1200;
}

.floating-ad:hover,
.floating-ad:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 28px 58px rgba(0, 0, 0, 0.55);
  border-color: rgba(244, 211, 94, 0.3);
  outline: none;
}

.floating-ad__image {
  width: 120px;
  height: 120px;
  border-radius: 24px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.floating-ad__content {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  text-align: center;
}

.floating-ad__title {
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.2;
}

.floating-ad__subtitle {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.2;
}

.site-footer {
  background: rgba(7, 6, 15, 0.92);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer p {
  color: rgba(255, 255, 255, 0.6);
}

.footer-links .btn {
  border-radius: 999px;
  border-color: rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.8);
  padding: 0.35rem 1.1rem;
  transition: all 0.2s ease;
  backdrop-filter: blur(6px);
}

.footer-links .btn:hover,
.footer-links .btn:focus-visible {
  border-color: var(--banana-yellow);
  color: #000;
  background: var(--banana-yellow);
}

.legal-page {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
}

.legal-header p {
  color: rgba(255, 255, 255, 0.6);
}

.legal-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.legal-section {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.legal-section h2 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
  color: #fff;
}

.legal-section p,
.legal-section li {
  color: rgba(255, 255, 255, 0.72);
}

.legal-section ul {
  padding-left: 1.25rem;
  margin-bottom: 0;
}

.legal-section ul li + li {
  margin-top: 0.5rem;
}

@media (max-width: 768px) {
  .floating-ad {
    right: 16px;
    bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    padding: 18px;
    gap: 14px;
  }

  .floating-ad__image {
    width: 96px;
    height: 96px;
  }
}

@media (max-width: 576px) {
  .floating-ad {
    flex-direction: row;
    align-items: center;
    max-width: 260px;
    padding: 14px 16px;
    gap: 12px;
    left: auto;
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    border-radius: 20px;
  }

  .floating-ad__image {
    width: 68px;
    height: 68px;
    border-radius: 16px;
  }

  .floating-ad__content {
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 400px) {
  .floating-ad {
    padding: 12px 14px;
    gap: 10px;
    max-width: 220px;
  }

  .floating-ad__subtitle {
    display: none;
  }
}

@media (max-width: 992px) {
  .hero-decoration {
    background-size: 72px;
  }
}