* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background: #080912;
  color: #eef2ff;
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
}

a {
  text-decoration: none;
  color: inherit;
}

button,
input,
select {
  font-family: inherit;
}

.site-bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(132, 90, 255, 0.22), transparent 30%),
    radial-gradient(circle at 85% 15%, rgba(0, 212, 255, 0.16), transparent 28%),
    radial-gradient(circle at 50% 80%, rgba(255, 0, 140, 0.12), transparent 30%),
    linear-gradient(180deg, #090b14 0%, #0b1020 42%, #090d19 100%);
  z-index: -2;
}

.noise-layer {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, black 45%, transparent 100%);
  z-index: -1;
  pointer-events: none;
}

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(8, 10, 20, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-wrap {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #7c4dff, #00d4ff);
  box-shadow: 0 16px 40px rgba(88, 96, 255, 0.28);
  color: #fff;
  font-size: 18px;
}

.brand-text {
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  color: rgba(235, 241, 255, 0.82);
  font-size: 0.98rem;
  font-weight: 500;
  transition: 0.25s ease;
}

.nav-links a:hover {
  color: #fff;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border-radius: 999px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #8e5bff, #00b8ff);
  box-shadow: 0 14px 40px rgba(91, 110, 255, 0.26);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 48px rgba(91, 110, 255, 0.34);
}

.hero {
  padding: 72px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 34px;
  align-items: center;
}

.hero-copy {
  position: relative;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #d9e5ff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.eyebrow-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c4dff, #00d4ff);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.75);
}

.hero-copy h1 {
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  font-weight: 800;
  max-width: 760px;
  margin-bottom: 18px;
  color: #ffffff;
}

.hero-description {
  max-width: 690px;
  font-size: 1.09rem;
  color: #c9d4ef;
  margin-bottom: 28px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.stat-card {
  padding: 18px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
}

.stat-card strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.stat-card span {
  font-size: 0.94rem;
  color: #c7d1e7;
}

.hero-panel {
  position: relative;
}

.panel-glow {
  position: absolute;
  inset: 7% 10%;
  border-radius: 36px;
  background: radial-gradient(circle, rgba(112, 76, 255, 0.32), rgba(0, 212, 255, 0.12), transparent 68%);
  filter: blur(24px);
}

.chat-card {
  position: relative;
  padding: 32px;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(18, 22, 39, 0.94), rgba(11, 15, 28, 0.88));
  border: 1px solid rgba(255,255,255,0.09);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
  overflow: hidden;
}

.chat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(124, 77, 255, 0.14), transparent 34%, transparent 68%, rgba(0, 212, 255, 0.1));
  pointer-events: none;
}

.card-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(124, 77, 255, 0.12);
  border: 1px solid rgba(155, 122, 255, 0.22);
  color: #e3dbff;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 18px;
}

.chat-card h2 {
  font-size: 2rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
  color: #fff;
}

.chat-card p {
  color: #c7d3eb;
  margin-bottom: 24px;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.choice-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border-radius: 24px;
  cursor: pointer;
  background: rgba(255,255,255,0.045);
  border: 1px solid rgba(255,255,255,0.08);
  transition: 0.28s ease;
  min-height: 132px;
}

.choice-card:hover {
  transform: translateY(-3px);
  border-color: rgba(145, 171, 255, 0.28);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.26);
}

.choice-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-icon {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(124,77,255,0.24), rgba(0,212,255,0.16));
  border: 1px solid rgba(255,255,255,0.08);
  color: #fff;
  font-size: 1.15rem;
  margin-bottom: 2px;
}

.choice-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}

.choice-text {
  font-size: 0.92rem;
  color: #b9c7e4;
}

.choice-card:has(input:checked) {
  background: linear-gradient(180deg, rgba(124,77,255,0.2), rgba(0,212,255,0.09));
  border-color: rgba(130, 157, 255, 0.48);
  box-shadow: 0 0 0 1px rgba(166, 185, 255, 0.18), 0 22px 48px rgba(61, 82, 255, 0.22);
}

.start-btn {
  width: 100%;
  min-height: 62px;
  border: 0;
  border-radius: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 24px;
  color: #fff;
  font-size: 1.02rem;
  font-weight: 800;
  cursor: pointer;
  background: linear-gradient(135deg, #8e5bff 0%, #5b7cff 48%, #00d4ff 100%);
  box-shadow: 0 20px 60px rgba(84, 108, 255, 0.35);
  transition: 0.28s ease;
}

.start-btn:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 26px 72px rgba(84, 108, 255, 0.45);
}

.secure-note {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #c9d8f4;
  font-size: 0.95rem;
}

.feature-section,
.content-section,
.faq-section {
  padding: 34px 0 80px;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
  background: rgba(255,255,255,0.055);
  border: 1px solid rgba(255,255,255,0.09);
  color: #d8e2ff;
  font-weight: 600;
  font-size: 0.9rem;
}

.section-head h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 12px;
}

.section-head p {
  color: #bfd0eb;
  font-size: 1.03rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-card {
  padding: 30px 26px;
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 22px 55px rgba(0,0,0,0.22);
  transition: 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(143, 163, 255, 0.2);
}

.feature-icon {
  width: 62px;
  height: 62px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.3rem;
  color: #fff;
  background: linear-gradient(135deg, #7c4dff, #00cfff);
  box-shadow: 0 16px 45px rgba(90, 104, 255, 0.28);
}

.feature-card h3 {
  font-size: 1.2rem;
  color: #fff;
  margin-bottom: 10px;
}

.feature-card p {
  color: #c1cde5;
}

.content-wrap {
  max-width: 980px;
  margin: 0 auto;
}

.content-box {
  padding: 40px;
  border-radius: 34px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.045));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.24);
}

.content-box h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: #fff;
}

.content-box h3 {
  font-size: 1.45rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 28px 0 12px;
  color: #fff;
}

.content-box p {
  color: #c8d4ea;
  font-size: 1.03rem;
}

.faq-list {
  max-width: 920px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.faq-item {
  border-radius: 26px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.045));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 16px 44px rgba(0,0,0,0.2);
  transition: 0.25s ease;
}

.faq-item[open] {
  border-color: rgba(132, 153, 255, 0.3);
  box-shadow: 0 0 0 1px rgba(132, 153, 255, 0.12), 0 24px 60px rgba(52, 73, 255, 0.18);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.faq-icon {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(124,77,255,0.28), rgba(0,212,255,0.2));
  color: #fff;
  font-size: 1.08rem;
  flex-shrink: 0;
}

.faq-title {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
}

.faq-toggle {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  color: #fff;
  flex-shrink: 0;
  transition: 0.25s ease;
}

.faq-item[open] .faq-toggle {
  transform: rotate(45deg);
  background: linear-gradient(135deg, rgba(124,77,255,0.22), rgba(0,212,255,0.16));
}

.faq-content {
  padding: 0 24px 24px 92px;
}

.faq-content p {
  color: #c6d3ea;
}

.footer {
  padding-top: 24px;
}

.footer-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  padding: 36px 0 34px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  margin-top: 16px;
  max-width: 520px;
  color: #bccae3;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.footer-col h4 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  color: #becbe4;
  margin-bottom: 10px;
  transition: 0.2s ease;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-bottom-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-bottom p {
  color: #98a8c8;
  font-size: 0.95rem;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-socials a {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  color: #e8efff;
  transition: 0.25s ease;
}

.footer-socials a:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, rgba(124,77,255,0.25), rgba(0,212,255,0.2));
}

@media (max-width: 1080px) {
  .hero-grid,
  .footer-wrap {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    order: 1;
  }

  .hero-panel {
    order: 2;
  }

  .hero-stats,
  .feature-grid,
  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .nav-links {
    display: none;
  }

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

  .content-box,
  .chat-card {
    padding: 26px;
  }

  .faq-content {
    padding: 0 20px 22px 20px;
  }

  .faq-item summary {
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 40px;
  }

  .nav-wrap {
    min-height: 76px;
  }

  .brand-text {
    font-size: 1rem;
  }

  .nav-btn {
    padding: 12px 16px;
    font-size: 0.95rem;
  }

  .hero-copy h1 {
    font-size: 2.2rem;
  }

  .hero-description,
  .content-box p,
  .section-head p {
    font-size: 0.98rem;
  }

  .feature-card,
  .content-box,
  .chat-card {
    border-radius: 24px;
  }

  .faq-title {
    font-size: 0.98rem;
  }

  .footer-bottom-wrap {
    flex-direction: column;
    justify-content: center;
    padding: 18px 0;
  }
}
  @media (max-width: 768px) {
    .hero-grid .hero-copy {
      order: 2;
    }

    .hero-grid .hero-panel {
      order: 1;
    }
  }
.responsive-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 12px;
  display: block;
  margin: 20px auto;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15); 
  object-fit: cover;
}

@media (max-width: 600px) {
  .responsive-image {
    max-width: 100%;
    border-radius: 8px;
    margin: 15px 0;
  }
}