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

:root {
  --primary: #12c8ff;
  --primary-dark: #061126;
  --primary-light: #1d63ff;
  --accent: #22c55e;
  --dark: #050918;
  --dark-soft: #071b33;
  --text: #d7e8ff;
  --muted: #a9c6ea;
  --light: #08172d;
  --border: rgba(52, 201, 255, 0.18);
  --white: #ffffff;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.36);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  color: var(--text);
  background: var(--dark);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  background: linear-gradient(90deg, #08b9ee 0%, #1167ff 100%);
  color: var(--white);
  padding: 13px 0;
  font-size: 15px;
  font-weight: 700;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 18px;
  text-align: center;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 100px 0 92px;
  background:
    radial-gradient(circle at 50% 20%, rgba(18, 200, 255, 0.22), transparent 32%),
    radial-gradient(circle at 20% 30%, rgba(29, 99, 255, 0.18), transparent 28%),
    linear-gradient(180deg, #071a31 0%, #050918 72%, #050918 100%);
}

.hero-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(80px);
  opacity: 0.28;
}

.hero-glow-one {
  width: 280px;
  height: 280px;
  background: var(--primary-light);
  top: -80px;
  right: -40px;
}

.hero-glow-two {
  width: 220px;
  height: 220px;
  background: #38bdf8;
  bottom: -100px;
  left: -40px;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 44px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  border: 1px solid rgba(18, 200, 255, 0.35);
  border-radius: 999px;
  padding: 8px 15px;
  background: rgba(18, 200, 255, 0.08);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-content {
  max-width: 1040px;
  text-align: center;
}

.hero h1 {
  max-width: 1040px;
  color: var(--white);
  font-size: clamp(42px, 6vw, 68px);
  line-height: 1.03;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}

.hero h1 span {
  color: var(--primary);
}

.hero-description {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  font-size: 18px;
  color: var(--muted);
  margin-bottom: 26px;
}

.hero-benefits {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  list-style: none;
  margin-bottom: 30px;
  font-weight: 600;
}

.hero-benefits li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(18, 200, 255, 0.17);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: #d9ecff;
  font-size: 13px;
}

.hero-benefits span {
  color: var(--primary);
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 0 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: linear-gradient(90deg, #08b9ee 0%, #1167ff 100%);
  box-shadow: 0 16px 35px rgba(18, 200, 255, 0.24);
}

.button-primary:hover {
  box-shadow: 0 20px 44px rgba(18, 200, 255, 0.34);
}

.button-light {
  color: var(--primary-dark);
  background: var(--white);
  box-shadow: 0 15px 35px rgba(15, 23, 42, 0.2);
}

.button-full {
  width: 100%;
}

.trust-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.hero-card {
  perspective: 1000px;
  width: min(840px, 100%);
}

.product-mockup {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 30px;
  color: var(--white);
  background: linear-gradient(145deg, #06152f, #0f2f70);
  box-shadow: var(--shadow);
  transform: none;
}

.product-mockup::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(5, 18, 42, 0.02) 35%, rgba(5, 18, 42, 0.16) 100%),
    radial-gradient(circle at 20% 5%, rgba(56, 189, 248, 0.24), transparent 30%);
  pointer-events: none;
}

.product-mockup::after {
  content: "";
  position: absolute;
  inset: 14px;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 22px;
  pointer-events: none;
}

.product-mockup img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section {
  padding: 90px 0;
  background: var(--dark);
}

.section-soft {
  background:
    radial-gradient(circle at top right, rgba(18, 200, 255, 0.12), transparent 34%),
    var(--light);
}

.section-dark {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.28), transparent 35%),
    var(--dark);
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-heading h2,
.audience-grid h2,
.guarantee h2 {
  color: var(--white);
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin-bottom: 16px;
}

.section-heading p,
.large-text,
.guarantee p {
  color: var(--muted);
  font-size: 17px;
}

.section-heading.light h2 {
  color: var(--white);
}

.section-heading.light p {
  color: #94a3b8;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.info-card {
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

.card-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  border-radius: 15px;
  color: var(--primary);
  background: rgba(18, 200, 255, 0.12);
  font-size: 25px;
}

.info-card h3,
.step h3 {
  color: var(--white);
  font-size: 18px;
  margin-bottom: 8px;
}

.info-card p,
.step p {
  color: var(--muted);
  font-size: 14px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.project-card {
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.052);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
}

.project-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-bottom: 18px;
  padding: 0 10px;
  border: 1px solid rgba(34, 197, 94, 0.28);
  border-radius: 999px;
  color: #86efac;
  background: rgba(34, 197, 94, 0.08);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.project-card h3 {
  color: var(--white);
  font-size: 20px;
  line-height: 1.18;
  margin-bottom: 10px;
}

.project-card p {
  color: var(--muted);
  font-size: 14px;
}

.projects-note {
  max-width: 920px;
  margin: 28px auto 0;
  padding: 18px 22px;
  border: 1px solid rgba(18, 200, 255, 0.22);
  border-radius: 16px;
  color: #dbeafe;
  background: rgba(18, 200, 255, 0.07);
  text-align: center;
}

.projects-note strong {
  color: var(--white);
}

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

.step {
  display: flex;
  gap: 18px;
  padding: 28px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--border);
}

.step-number {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: var(--white);
  background: linear-gradient(135deg, #08b9ee, #1167ff);
  font-weight: 900;
}

.audience-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 70px;
}

.checklist-card {
  padding: 38px;
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(18, 200, 255, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid var(--border);
}

.checklist,
.offer-list {
  display: grid;
  gap: 16px;
  list-style: none;
}

.checklist li {
  display: flex;
  align-items: center;
  gap: 13px;
  color: var(--white);
  font-weight: 700;
}

.checklist span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: var(--dark);
  background: var(--primary);
}

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

.testimonial {
  display: flex;
  flex-direction: column;
  min-height: 270px;
  padding: 30px;
  border-radius: 20px;
  color: #cbd5e1;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
}

.stars {
  color: #facc15;
  letter-spacing: 4px;
  margin-bottom: 20px;
}

.testimonial p {
  flex: 1;
  font-size: 16px;
  margin-bottom: 24px;
}

.testimonial strong {
  color: var(--white);
}

.testimonial span {
  color: #94a3b8;
  font-size: 12px;
}

.offer-section {
  background: linear-gradient(180deg, #050918 0%, #071b33 100%);
}

.offer-card {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 50px;
  align-items: center;
  padding: 56px;
  border-radius: 30px;
  color: var(--white);
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, .42), transparent 35%),
    linear-gradient(145deg, #0b1220, #0f2f70);
  box-shadow: var(--shadow);
}

.offer-copy h2 {
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
}

.offer-copy p {
  color: #cbd5e1;
  font-size: 17px;
}

.offer-list {
  margin-top: 26px;
  color: #e2e8f0;
  font-weight: 600;
}

.price-box {
  padding: 36px;
  border-radius: 24px;
  color: #08172d;
  background: var(--white);
  text-align: center;
}

.price-label {
  color: var(--muted);
  font-size: 14px;
}

.price {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 12px 0 24px;
  color: var(--dark);
}

.price > span {
  font-size: 20px;
  font-weight: 800;
  align-self: flex-start;
  margin-top: 17px;
}

.price strong {
  font-size: 84px;
  line-height: 1;
  letter-spacing: -0.07em;
}

.price div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.price b {
  font-size: 28px;
}

.price small {
  color: var(--muted);
  font-size: 11px;
}

.secure-payment {
  margin-top: 15px;
  color: var(--muted);
  font-size: 11px;
}

.guarantee {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  max-width: 900px;
  gap: 36px;
}

.guarantee-seal {
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  border: 5px solid var(--primary);
  border-radius: 50%;
  color: var(--primary);
  font-size: 50px;
  font-weight: 900;
  line-height: 0.75;
  box-shadow: inset 0 0 0 7px rgba(18, 200, 255, 0.16);
}

.guarantee-seal span {
  font-size: 17px;
  letter-spacing: .12em;
}

.faq-container {
  max-width: 850px;
}

.faq {
  display: grid;
  gap: 14px;
}

.faq details {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.045);
  overflow: hidden;
}

.faq summary {
  position: relative;
  padding: 22px 56px 22px 24px;
  color: var(--white);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

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

.faq summary::after {
  content: "+";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
  font-size: 25px;
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p {
  padding: 0 24px 22px;
  color: var(--muted);
}

.final-cta {
  padding: 75px 0;
  color: var(--white);
  background:
    radial-gradient(circle at center top, rgba(18, 200, 255, 0.28), transparent 38%),
    linear-gradient(90deg, #08b9ee 0%, #1167ff 100%);
  text-align: center;
}

.final-cta h2 {
  font-size: clamp(34px, 5vw, 50px);
  letter-spacing: -0.04em;
}

.final-cta p {
  margin: 10px 0 25px;
  color: #dbeafe;
}

footer {
  padding: 35px 0 100px;
  color: #94a3b8;
  background: #090e1a;
  font-size: 12px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
}

.footer-content strong {
  color: var(--white);
}

.footer-content nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.mobile-cta {
  display: none;
}

.auth-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(18, 200, 255, 0.2), transparent 38%),
    linear-gradient(180deg, #071a31 0%, #050918 100%);
}

.auth-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 36px 16px;
}

.auth-card {
  width: min(100%, 430px);
  padding: 34px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow);
}

.auth-card h1 {
  color: var(--white);
  font-size: 34px;
  line-height: 1.08;
  margin-bottom: 12px;
}

.auth-card p {
  color: var(--muted);
  margin-bottom: 22px;
}

.auth-card label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--white);
  font-size: 14px;
  font-weight: 800;
}

.auth-card input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 1px solid rgba(18, 200, 255, 0.24);
  border-radius: 12px;
  color: var(--white);
  background: rgba(5, 9, 24, 0.72);
  font: inherit;
}

.auth-card input:focus {
  outline: 2px solid rgba(18, 200, 255, 0.34);
  outline-offset: 2px;
}

.auth-error,
.auth-success,
.generated-password {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
}

.auth-error {
  color: #fecaca;
  background: rgba(239, 68, 68, 0.14);
  border: 1px solid rgba(239, 68, 68, 0.28);
}

.auth-success {
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.14);
  border: 1px solid rgba(34, 197, 94, 0.28);
}

.generated-password {
  color: var(--white);
  background: rgba(18, 200, 255, 0.12);
  border: 1px solid rgba(18, 200, 255, 0.28);
  font-size: 24px;
  text-align: center;
  letter-spacing: 0.08em;
}

.member-area {
  min-height: 100vh;
  background: var(--dark);
}

.member-hero {
  padding: 70px 0;
  background:
    radial-gradient(circle at center top, rgba(18, 200, 255, 0.22), transparent 42%),
    linear-gradient(180deg, #071a31 0%, #050918 100%);
}

.member-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.member-header h1 {
  max-width: 720px;
  color: var(--white);
  font-size: clamp(38px, 6vw, 58px);
  line-height: 1.04;
  margin-bottom: 14px;
}

.member-header p {
  color: var(--muted);
  font-size: 18px;
}

.member-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
}

.download-card {
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
}

.download-card h2 {
  color: var(--white);
  font-size: 24px;
  margin-bottom: 10px;
}

.download-card p {
  color: var(--muted);
  margin-bottom: 18px;
}

.download-card strong {
  color: var(--white);
}

@media (max-width: 960px) {
  .hero-grid,
  .offer-card,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 48px;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .product-mockup {
    transform: none;
  }

  .offer-card {
    padding: 38px;
  }

  .member-header,
  .member-grid {
    grid-template-columns: 1fr;
  }

  .member-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .hero {
    padding: 65px 0 75px;
  }

  .hero h1 {
    font-size: 43px;
  }

  .section {
    padding: 70px 0;
  }

  .cards-grid,
  .projects-grid,
  .testimonials {
    grid-template-columns: 1fr;
  }

  .product-mockup {
    padding: 0;
  }

  .offer-card {
    padding: 28px 20px;
  }

  .price-box {
    padding: 28px 18px;
  }

  .guarantee {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .guarantee-seal {
    margin: 0 auto;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .mobile-cta {
    position: fixed;
    z-index: 50;
    left: 0;
    right: 0;
    bottom: 0;
    display: block;
    padding: 10px 14px;
    background: rgba(255,255,255,.94);
    border-top: 1px solid var(--border);
    backdrop-filter: blur(12px);
  }

  .mobile-cta .button {
    width: 100%;
    min-height: 52px;
    font-size: 13px;
  }
}