/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #6C5CE7;
  --primary-light: #A29BFE;
  --primary-dark: #5A4BD1;
  --accent: #00B894;
  --danger: #E17055;
  --bg: #0A0A0F;
  --bg-card: #12121A;
  --bg-card-hover: #1A1A25;
  --bg-elevated: #16161F;
  --text: #EEEEF0;
  --text-secondary: #9494A8;
  --text-muted: #5C5C72;
  --border: #2A2A3A;
  --border-light: #3A3A4A;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.4);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--primary);
  color: white;
}

.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-light);
}

.btn--ghost:hover {
  background: var(--bg-card);
  border-color: var(--primary-light);
}

.btn--sm {
  padding: 8px 20px;
  font-size: 14px;
}

.btn--lg {
  padding: 14px 32px;
  font-size: 16px;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo__text {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
}

.nav {
  display: flex;
  gap: 32px;
}

.nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav__link:hover {
  color: var(--text);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav__link:hover::after {
  width: 100%;
}

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

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.3);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--primary-light);
  margin-bottom: 24px;
}

.pulse {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero__title {
  font-size: 56px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__desc {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 520px;
}

.hero__buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}

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

.hero__avatars {
  display: flex;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
  border: 2px solid var(--bg);
  margin-left: -8px;
}

.avatar:first-child {
  margin-left: 0;
}

.hero__trust-text {
  font-size: 13px;
  color: var(--text-secondary);
}

.stars {
  color: #FDCB6E;
  font-size: 14px;
  letter-spacing: 2px;
}

/* Shield Card */
.hero__visual {
  display: flex;
  justify-content: center;
}

.shield-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 380px;
  position: relative;
  overflow: hidden;
}

.shield-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.shield-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.shield-status {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.shield-status::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.shield-blocked {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.blocked-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(108, 92, 231, 0.06);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  animation: slideIn 0.6s ease-out both;
}

.blocked-item--green {
  background: rgba(0, 184, 148, 0.08);
}

.blocked-item:nth-child(2) { animation-delay: 0.15s; }
.blocked-item:nth-child(3) { animation-delay: 0.3s; }
.blocked-item:nth-child(4) { animation-delay: 0.45s; }

@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

.blocked-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.blocked-dot.red {
  background: var(--danger);
  box-shadow: 0 0 8px rgba(225, 112, 85, 0.5);
}

.blocked-dot.green {
  background: var(--accent);
  box-shadow: 0 0 8px rgba(0, 184, 148, 0.5);
}

.blocked-dot.yellow {
  background: #FDCB6E;
  box-shadow: 0 0 8px rgba(253, 203, 110, 0.5);
}

.blocked-dot.blue {
  background: #0984E3;
  box-shadow: 0 0 8px rgba(9, 132, 227, 0.5);
}

.shield-counter {
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.counter-number {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--primary-light);
}

.counter-label {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== PROBLEM ===== */
.problem {
  padding: 40px 0 80px;
}

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

.problem__card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: var(--transition);
}

.problem__card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.problem__icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.problem__stat {
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
}

.problem__card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===== SECTION HEADER ===== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-tag--light {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: white;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== HOW IT WORKS ===== */
.how {
  padding: 100px 0;
}

.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 20px;
}

.step {
  flex: 1;
  max-width: 300px;
  text-align: center;
  padding: 32px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
}

.step:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}

.step__number {
  font-size: 48px;
  font-weight: 900;
  color: var(--primary);
  opacity: 0.2;
  position: absolute;
  top: 16px;
  right: 20px;
}

.step__icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

.step__title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.step__desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.step__arrow {
  display: flex;
  align-items: center;
  padding-top: 60px;
  flex-shrink: 0;
  color: var(--primary-light);
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 0;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.feature-card--accent {
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.15), rgba(108, 92, 231, 0.05));
  border-color: rgba(108, 92, 231, 0.3);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  background: rgba(108, 92, 231, 0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-light);
  margin-bottom: 20px;
}

.feature-card__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card__desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== STATS ===== */
.stats {
  padding: 100px 0;
}

.stats__inner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-xl);
  padding: 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.stats__inner::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.stats__title {
  font-size: 36px;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
}

.stats__desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.stats__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}

.stat-card__number {
  font-size: 32px;
  font-weight: 800;
  color: white;
  margin-bottom: 4px;
}

.stat-card__label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding: 100px 0;
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.testimonial-card__stars {
  color: #FDCB6E;
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-card__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.testimonial-card__name {
  font-size: 15px;
  font-weight: 600;
}

.testimonial-card__role {
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== FAQ ===== */
.faq {
  padding: 100px 0;
}

.faq__list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--primary);
}

.faq-item__question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: var(--transition);
}

.faq-item__question:hover {
  color: var(--primary-light);
}

.faq-item__chevron {
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--text-muted);
}

.faq-item.active .faq-item__chevron {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
}

.faq-item__answer p {
  padding: 0 24px 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ===== CTA ===== */
.cta {
  padding: 100px 0;
}

.cta__inner {
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 80px 40px;
  position: relative;
  overflow: hidden;
}

.cta__glow {
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.2) 0%, transparent 60%);
  pointer-events: none;
}

.cta__title {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
}

.cta__desc {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  position: relative;
}

.cta__form {
  display: flex;
  max-width: 480px;
  margin: 0 auto 20px;
  gap: 12px;
  position: relative;
}

.cta__input {
  flex: 1;
  padding: 14px 20px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}

.cta__input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

.cta__input::placeholder {
  color: var(--text-muted);
}

.cta__note {
  font-size: 13px;
  color: var(--text-muted);
  position: relative;
}

.cta__phone {
  color: var(--primary-light);
  font-weight: 600;
  transition: var(--transition);
}

.cta__phone:hover {
  color: white;
}

/* ===== FOOTER ===== */
.footer {
  padding: 60px 0 0;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 60px;
  padding-bottom: 40px;
}

.footer__tagline {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 16px;
  line-height: 1.6;
  max-width: 280px;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer__col h4 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text);
  margin-bottom: 16px;
}

.footer__col a {
  display: block;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 4px 0;
  transition: var(--transition);
}

.footer__col a:hover {
  color: var(--primary-light);
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__bottom p {
  font-size: 13px;
  color: var(--text-muted);
}

.footer__bottom a {
  color: var(--primary-light);
  font-weight: 600;
}

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero__visual {
    order: -1;
  }

  .shield-card {
    width: 100%;
    max-width: 400px;
  }

  .hero__title {
    font-size: 44px;
  }

  .stats__inner {
    grid-template-columns: 1fr;
    padding: 40px;
  }

  .stats__content {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 99;
  }

  .nav.open {
    display: flex;
  }

  .nav.open .nav__link {
    font-size: 24px;
  }

  .burger {
    display: flex;
  }

  .burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .burger.active span:nth-child(2) {
    opacity: 0;
  }
  .burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .header__actions .btn {
    display: none;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero__title {
    font-size: 36px;
  }

  .hero__desc {
    font-size: 16px;
  }

  .hero__buttons {
    flex-direction: column;
  }

  .hero__buttons .btn {
    justify-content: center;
  }

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

  .steps {
    flex-direction: column;
    align-items: center;
  }

  .step__arrow {
    transform: rotate(90deg);
    padding-top: 0;
  }

  .step {
    max-width: 100%;
    width: 100%;
  }

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

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

  .section-title {
    font-size: 30px;
  }

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

  .stats__title {
    font-size: 28px;
  }

  .cta__inner {
    padding: 48px 24px;
  }

  .cta__title {
    font-size: 28px;
  }

  .cta__form {
    flex-direction: column;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__links {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .problem__grid {
    grid-template-columns: 1fr;
  }

  .stats__inner {
    padding: 32px 24px;
  }

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

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