:root {
  --bg: #050b16;
  --bg-2: #071222;
  --panel: #0b1b30;
  --panel-2: #10243d;
  --line: rgba(112, 181, 255, 0.24);
  --text: #f7fbff;
  --muted: #a9bdd4;
  --gold: #ffc43b;
  --gold-2: #ff9f1b;
  --cyan: #34caff;
  --blue: #1664ff;
  --green: #34e2a0;
  --radius: 18px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 6%, rgba(47, 169, 255, 0.26), transparent 32%),
    radial-gradient(circle at 13% 24%, rgba(255, 180, 52, 0.18), transparent 22%),
    linear-gradient(180deg, #040811 0%, #081425 44%, #05101e 100%);
  letter-spacing: 0;
}

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

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

h1,
h2,
h3,
p {
  margin: 0;
}

.page {
  overflow: hidden;
  min-height: 100vh;
}

.topline {
  background: #02050b;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #8da5bf;
  font-size: 13px;
}

.wrap,
.topline-inner,
.nav-inner {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.topline-inner {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(3, 8, 16, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 196, 59, 0.22);
}

.nav-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  font-weight: 950;
  font-size: 35px;
  line-height: 1;
  color: var(--gold);
  text-shadow: 0 0 24px rgba(255, 196, 59, 0.34);
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #06101d;
  background: linear-gradient(135deg, var(--gold), #fff3a8 52%, var(--cyan));
  box-shadow: 0 14px 34px rgba(255, 196, 59, 0.24);
  transform: skew(-8deg);
}

.brand span:last-child {
  background: linear-gradient(90deg, #fff5b0, #ffc33e 54%, #38d9ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: 1 1 auto;
}

.menu a {
  padding: 13px 14px;
  color: #d7e5f6;
  font-size: 14px;
  font-weight: 800;
  border-radius: 999px;
  transition: background 160ms ease, color 160ms ease;
}

.menu a.active,
.menu a:hover {
  color: #06101d;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
}

.actions {
  display: flex;
  gap: 10px;
  flex: 0 0 auto;
}

.btn {
  min-height: 43px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 20px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #f7fbff;
  font-weight: 900;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.btn-primary {
  color: #07101b;
  border-color: transparent;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  box-shadow: 0 18px 36px rgba(255, 166, 32, 0.3);
}

.hero {
  position: relative;
  min-height: 690px;
  display: grid;
  align-items: center;
  border-bottom: 1px solid rgba(52, 202, 255, 0.18);
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(90deg, rgba(5, 11, 22, 0.98) 0%, rgba(5, 11, 22, 0.88) 34%, rgba(5, 11, 22, 0.4) 62%, rgba(5, 11, 22, 0.9) 100%),
    url("66b-hero.png");
  background-size: cover;
  background-position: center right;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 140px;
  z-index: -1;
  background: linear-gradient(180deg, transparent, #081425);
}

.hero-grid {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 36px;
  align-items: center;
}

.hero-copy {
  padding: 40px 0;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(44px, 5.6vw, 78px);
  line-height: 0.96;
  letter-spacing: 0;
  font-weight: 950;
}

.hero h1 strong {
  color: var(--gold);
  text-shadow: 0 0 36px rgba(255, 196, 59, 0.34);
}

.hero-sub {
  max-width: 600px;
  margin-top: 26px;
  color: #d9e8f8;
  font-size: 20px;
  line-height: 1.72;
  font-weight: 550;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-buttons .btn {
  min-height: 55px;
  padding: 0 28px;
  font-size: 16px;
  border-radius: 14px;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 620px;
  margin-top: 38px;
}

.proof-item {
  padding: 18px;
  border: 1px solid rgba(52, 202, 255, 0.18);
  border-radius: 16px;
  background: rgba(5, 18, 34, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.proof-item b {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 26px;
  line-height: 1;
}

.proof-item span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  font-weight: 700;
}

section {
  position: relative;
  padding: 84px 0;
}

.section-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.section-title h2,
.section-title {
  font-size: clamp(30px, 3.3vw, 46px);
  line-height: 1.08;
  font-weight: 950;
  letter-spacing: 0;
}

.section-title p {
  max-width: 440px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
  font-weight: 650;
}

.title-line {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.title-line::before {
  content: "";
  width: 64px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.categories {
  background:
    linear-gradient(180deg, rgba(8, 20, 37, 0.1), rgba(8, 20, 37, 0.92)),
    radial-gradient(circle at 50% 0%, rgba(52, 202, 255, 0.12), transparent 34%);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  border: 1px solid rgba(255, 196, 59, 0.22);
  border-radius: 22px;
  padding: 14px;
  background: rgba(3, 10, 19, 0.72);
  box-shadow: var(--shadow);
}

.category-card {
  min-height: 194px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.015)),
    #08192c;
  border: 1px solid rgba(255, 255, 255, 0.09);
}

.category-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(52, 202, 255, 0.18), rgba(255, 196, 59, 0.15));
  color: var(--gold);
  font-size: 30px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.category-card h3 {
  margin-top: 22px;
  font-size: 20px;
  line-height: 1.2;
}

.category-card p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  font-weight: 650;
}

.promo-band {
  padding-top: 56px;
}

.promo-layout {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 18px;
  align-items: stretch;
}

.feature-panel {
  min-height: 430px;
  padding: 34px;
  border-radius: 24px;
  border: 1px solid rgba(52, 202, 255, 0.22);
  background:
    linear-gradient(145deg, rgba(19, 45, 75, 0.96), rgba(5, 14, 27, 0.94)),
    radial-gradient(circle at 88% 8%, rgba(255, 196, 59, 0.22), transparent 28%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.feature-panel h2 {
  max-width: 580px;
  font-size: 42px;
  line-height: 1.12;
  font-weight: 950;
}

.feature-panel p {
  max-width: 600px;
  margin-top: 18px;
  color: #c6d7ea;
  font-size: 17px;
  line-height: 1.72;
  font-weight: 600;
}

.feature-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 38px;
}

.step {
  padding: 18px;
  min-height: 122px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.step b {
  color: var(--gold);
  font-size: 24px;
}

.step span {
  display: block;
  margin-top: 10px;
  color: #b6c8db;
  font-size: 13px;
  line-height: 1.5;
  font-weight: 700;
}

.promo-cards {
  display: grid;
  gap: 18px;
}

.promo-card {
  position: relative;
  min-height: 132px;
  padding: 24px 24px 24px 100px;
  border-radius: 22px;
  border: 1px solid rgba(255, 196, 59, 0.28);
  background: linear-gradient(135deg, rgba(255, 196, 59, 0.14), rgba(8, 20, 37, 0.82));
  overflow: hidden;
}

.promo-card::before {
  content: attr(data-no);
  position: absolute;
  left: 22px;
  top: 22px;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #07101b;
  background: linear-gradient(135deg, #fff2a7, var(--gold-2));
  font-weight: 950;
  font-size: 20px;
}

.promo-card h3 {
  font-size: 21px;
  line-height: 1.22;
}

.promo-card p {
  margin-top: 9px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
  font-weight: 650;
}

.articles {
  background:
    linear-gradient(180deg, rgba(8, 20, 37, 0.92), rgba(4, 11, 21, 0.96)),
    radial-gradient(circle at 85% 12%, rgba(255, 196, 59, 0.12), transparent 30%);
  border-top: 1px solid rgba(52, 202, 255, 0.12);
  border-bottom: 1px solid rgba(52, 202, 255, 0.12);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.article-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  overflow: hidden;
  background: #07172a;
  border: 1px solid rgba(255, 255, 255, 0.11);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
}

.article-media {
  position: relative;
  min-height: 156px;
  background:
    linear-gradient(180deg, rgba(7, 18, 34, 0.1), rgba(7, 18, 34, 0.9)),
    url("66b-hero.png");
  background-size: 820px auto;
  background-position: var(--pos, 70% 38%);
}

.date {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #07101b;
  background: linear-gradient(135deg, #fff0a1, var(--gold-2));
  font-weight: 950;
  line-height: 1.05;
  text-align: center;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.article-body {
  flex: 1;
  padding: 22px;
  display: flex;
  flex-direction: column;
}

.tag {
  align-self: flex-start;
  padding: 7px 10px;
  border-radius: 999px;
  color: #9bdfff;
  border: 1px solid rgba(52, 202, 255, 0.25);
  background: rgba(52, 202, 255, 0.08);
  font-size: 12px;
  font-weight: 900;
}

.article-card h3 {
  margin-top: 15px;
  font-size: 22px;
  line-height: 1.25;
}

.article-card p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.62;
  font-weight: 620;
}

.readmore {
  margin-top: auto;
  padding-top: 20px;
  color: var(--gold);
  font-weight: 950;
  font-size: 14px;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 26px;
  align-items: stretch;
}

.about-copy {
  padding: 34px;
  border-radius: 24px;
  background: rgba(9, 25, 45, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.about-copy h2 {
  font-size: 42px;
  line-height: 1.1;
  font-weight: 950;
}

.about-copy p {
  margin-top: 18px;
  color: #c3d3e5;
  font-size: 16px;
  line-height: 1.72;
  font-weight: 620;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.trust-card {
  min-height: 170px;
  padding: 24px;
  border-radius: 20px;
  background: linear-gradient(160deg, rgba(22, 100, 255, 0.16), rgba(255, 255, 255, 0.035));
  border: 1px solid rgba(52, 202, 255, 0.18);
}

.trust-card b {
  display: block;
  color: var(--gold);
  font-size: 28px;
  margin-bottom: 12px;
}

.trust-card h3 {
  font-size: 19px;
  line-height: 1.25;
}

.trust-card p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.58;
  font-weight: 650;
}

.seo-block {
  padding: 0 0 78px;
}

.seo-panel {
  display: grid;
  grid-template-columns: 0.74fr 1.26fr;
  gap: 28px;
  padding: 34px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.seo-panel h2 {
  font-size: 36px;
  line-height: 1.12;
  font-weight: 950;
}

.seo-columns {
  columns: 2 320px;
  column-gap: 28px;
  color: #bdd0e3;
  font-size: 15px;
  line-height: 1.74;
  font-weight: 620;
}

.seo-columns p + p {
  margin-top: 18px;
}

.site-footer {
  background: #02050a;
  border-top: 1px solid rgba(255, 196, 59, 0.22);
}

.footer-grid {
  padding: 52px 0 34px;
  display: grid;
  grid-template-columns: 1.2fr 0.75fr 0.75fr 0.9fr;
  gap: 28px;
  color: #9fb3c8;
}

.footer-grid h3 {
  margin-bottom: 15px;
  color: #fff;
  font-size: 16px;
}

.footer-grid p,
.footer-grid a {
  display: block;
  color: #9fb3c8;
  font-size: 14px;
  line-height: 1.72;
  font-weight: 620;
}

.footer-logo {
  margin-bottom: 14px;
  font-size: 40px;
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 18px 0;
  color: #72859a;
  font-size: 13px;
}

.copyright .wrap,
.copyright.wrap {
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.article-hero {
  min-height: 460px;
}

.article-hero .hero-grid {
  grid-template-columns: 1fr 0.62fr;
}

.article-hero h1 {
  max-width: 840px;
  font-size: clamp(38px, 4.6vw, 62px);
}

.detail {
  padding: 76px 0 86px;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
  align-items: start;
}

.detail-card,
.side-card {
  border-radius: 24px;
  background: rgba(9, 25, 45, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.26);
}

.detail-card {
  padding: 38px;
}

.detail-card h1 {
  font-size: clamp(32px, 3.6vw, 52px);
  line-height: 1.08;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 28px;
}

.detail-meta span {
  padding: 8px 11px;
  border-radius: 999px;
  color: #9bdfff;
  border: 1px solid rgba(52, 202, 255, 0.22);
  background: rgba(52, 202, 255, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.detail-content {
  color: #d7e5f6;
  font-size: 17px;
  line-height: 1.78;
  font-weight: 560;
}

.detail-content p,
.detail-content ul,
.detail-content ol {
  margin: 0 0 20px;
}

.detail-content h2,
.detail-content h3 {
  margin: 30px 0 14px;
  color: #fff;
  line-height: 1.2;
}

.detail-content h2 {
  font-size: 28px;
}

.detail-content h3 {
  font-size: 22px;
}

.detail-content a {
  color: var(--gold);
  font-weight: 800;
}

.page-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.page-nav a,
.page-nav div {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  border-radius: 16px;
  color: #f7fbff;
  border: 1px solid rgba(255, 196, 59, 0.22);
  background: rgba(255, 196, 59, 0.06);
  font-weight: 850;
  text-align: center;
}

.side-card {
  position: sticky;
  top: 96px;
  padding: 24px;
}

.side-card h3 {
  margin: 0 0 18px;
  font-size: 22px;
}

.side-card a {
  display: block;
  padding: 14px 0;
  color: #d7e5f6;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 14px;
  line-height: 1.45;
  font-weight: 750;
}

.side-card span {
  display: block;
  margin-top: 20px;
  padding: 12px;
  border-radius: 14px;
  color: #07101b;
  background: linear-gradient(135deg, #fff0a1, var(--gold-2));
  font-weight: 950;
  text-align: center;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.pagination li,
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  min-height: 38px;
  padding: 0 12px;
  border-radius: 12px;
  color: #f7fbff;
  border: 1px solid rgba(52, 202, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
  font-weight: 800;
}

@media (max-width: 960px) {
  .topline {
    display: none;
  }

  .nav-inner {
    flex-wrap: wrap;
    padding: 14px 0;
  }

  .menu {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero-grid,
  .promo-layout,
  .about-grid,
  .seo-panel,
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 760px;
  }

  .article-hero {
    min-height: 520px;
  }

  .hero::before {
    background-image:
      linear-gradient(180deg, rgba(5, 11, 22, 0.95) 0%, rgba(5, 11, 22, 0.8) 52%, rgba(5, 11, 22, 0.98) 100%),
      url("66b-hero.png");
    background-position: 63% bottom;
  }

  .hero-proof,
  .category-grid,
  .article-grid,
  .feature-steps,
  .trust-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .side-card {
    position: static;
  }
}

@media (max-width: 640px) {
  .wrap,
  .topline-inner,
  .nav-inner,
  .hero-grid {
    width: min(100% - 28px, 1180px);
  }

  .brand {
    font-size: 27px;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .actions {
    width: 100%;
  }

  .actions .btn {
    flex: 1;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .hero h1 {
    font-size: 38px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero-proof,
  .category-grid,
  .article-grid,
  .feature-steps,
  .trust-grid,
  .footer-grid,
  .page-nav {
    grid-template-columns: 1fr;
  }

  section {
    padding: 60px 0;
  }

  .feature-panel,
  .about-copy,
  .seo-panel,
  .detail-card {
    padding: 24px;
  }

  .promo-card {
    padding-left: 92px;
  }

  .copyright .wrap,
  .copyright.wrap {
    flex-direction: column;
  }
}