:root {
  --bg: #05070d;
  --bg-soft: #0b1220;
  --panel: rgba(12, 22, 39, 0.74);
  --panel-strong: rgba(11, 18, 32, 0.94);
  --line: rgba(92, 191, 255, 0.26);
  --text: #f6fbff;
  --muted: #a8b7ca;
  --blue: #087bff;
  --cyan: #51d6ff;
  --green: #4df9a8;
  --amber: #f5c542;
  --pink: #ff4fd8;
  --danger: #ff6b6b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  --max: 1180px;
  --home-image-frame: 520px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 12%, rgba(8, 123, 255, 0.26), transparent 28%),
    radial-gradient(circle at 86% 8%, rgba(77, 249, 168, 0.14), transparent 24%),
    linear-gradient(180deg, #03050a 0%, #08111f 45%, #05070d 100%);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(81, 214, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(81, 214, 255, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 82%);
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, transparent 0 42%, rgba(81, 214, 255, 0.09) 42% 42.4%, transparent 42.4% 100%),
    linear-gradient(63deg, transparent 0 66%, rgba(245, 197, 66, 0.07) 66% 66.3%, transparent 66.3% 100%);
  z-index: -1;
}

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

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

p {
  margin: 0 0 1rem;
}

.site-shell {
  min-height: 100vh;
}

.container {
  width: min(100% - 32px, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(81, 214, 255, 0.16);
  background: rgba(3, 5, 10, 0.82);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 174px;
}

.brand img {
  width: 154px;
  height: auto;
  filter: drop-shadow(0 0 20px rgba(8, 123, 255, 0.42));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
  transition: 160ms ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  border-color: rgba(81, 214, 255, 0.22);
  background: rgba(81, 214, 255, 0.08);
}

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

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(81, 214, 255, 0.28);
  border-radius: 50%;
  color: var(--text);
  background: rgba(8, 123, 255, 0.12);
  cursor: pointer;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  display: block;
}

.menu-toggle::before {
  transform: translateY(-6px);
}

.menu-toggle::after {
  transform: translateY(6px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid rgba(81, 214, 255, 0.25);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(81, 214, 255, 0.62);
  background: rgba(81, 214, 255, 0.1);
}

.btn-primary {
  color: #02101d;
  border-color: transparent;
  background: linear-gradient(135deg, var(--green), var(--cyan) 42%, var(--blue));
  box-shadow: 0 16px 44px rgba(8, 123, 255, 0.28);
}

.btn-secondary {
  border-color: rgba(245, 197, 66, 0.42);
  background: rgba(245, 197, 66, 0.08);
}

.btn-ghost {
  color: var(--muted);
}

.hero {
  position: relative;
  padding: 76px 0 58px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  align-items: center;
  gap: 38px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin: 0 0 18px;
  padding: 7px 12px;
  border: 1px solid rgba(81, 214, 255, 0.25);
  border-radius: 999px;
  color: var(--green);
  background: rgba(77, 249, 168, 0.08);
  font-size: 0.88rem;
  font-weight: 800;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px var(--green);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.16;
  letter-spacing: 0;
}

h1 {
  max-width: 720px;
  font-size: clamp(2.35rem, 6vw, 5.3rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.8rem);
}

h3 {
  font-size: 1.32rem;
}

.lead {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.16rem);
}

.hero-ctas,
.section-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.slot-hero {
  padding-bottom: 82px;
}

.slot-hero h1 {
  font-size: clamp(2.35rem, 5vw, 4.35rem);
}

.hero-checks {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-checks li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.hero-checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 900;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  max-width: 650px;
  margin-top: 34px;
}

.trust-item {
  min-height: 92px;
  padding: 16px;
  border: 1px solid rgba(81, 214, 255, 0.16);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
}

.trust-item strong {
  display: block;
  color: var(--text);
  font-size: 1.25rem;
}

.trust-item span {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-visual {
  position: relative;
  width: min(100%, var(--home-image-frame));
  aspect-ratio: 1 / 1;
  justify-self: end;
}

.hero-card {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(81, 214, 255, 0.24);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(18px) scale(0.98);
  transition: opacity 500ms ease, transform 500ms ease;
}

.hero-card.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

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

.hero-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 42%, rgba(3, 5, 10, 0.92)),
    linear-gradient(90deg, rgba(3, 5, 10, 0.18), transparent 45%);
}

.hero-caption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  padding: 18px;
  border: 1px solid rgba(81, 214, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(3, 5, 10, 0.72);
  backdrop-filter: blur(14px);
}

.hero-caption strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.1rem;
}

.hero-caption span {
  color: var(--muted);
  font-size: 0.95rem;
}

.slider-dots {
  position: absolute;
  right: 18px;
  top: 18px;
  z-index: 3;
  display: flex;
  gap: 8px;
}

.slider-dots button {
  width: 12px;
  height: 12px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.slider-dots button.active {
  border-color: var(--green);
  background: var(--green);
  box-shadow: 0 0 18px rgba(77, 249, 168, 0.74);
}

.section {
  padding: 72px 0;
}

.section.alt {
  background: rgba(255, 255, 255, 0.025);
  border-block: 1px solid rgba(81, 214, 255, 0.08);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-head p {
  max-width: 600px;
  margin: 12px 0 0;
  color: var(--muted);
}

.grid-3,
.grid-4,
.blog-grid,
.promo-grid {
  display: grid;
  gap: 16px;
}

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.blog-grid {
  grid-template-columns: repeat(3, 1fr);
}

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

.feature-card,
.blog-card,
.promo-card,
.contact-card,
.step-card {
  position: relative;
  border: 1px solid rgba(81, 214, 255, 0.16);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}

.feature-card,
.contact-card,
.step-card {
  padding: 22px;
}

.feature-card::before,
.promo-card::before,
.step-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--green), var(--amber));
}

.feature-card p,
.promo-card p,
.contact-card p,
.step-card p {
  color: var(--muted);
}

.icon-chip {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border: 1px solid rgba(81, 214, 255, 0.28);
  border-radius: 50%;
  color: var(--cyan);
  background: rgba(81, 214, 255, 0.08);
  font-weight: 900;
}

.image-band {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 26px;
}

.image-band .media {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(81, 214, 255, 0.18);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.image-band img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.image-band .content {
  padding: 10px 0;
}

.guide-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
  overflow: hidden;
  padding: clamp(28px, 5vw, 64px);
  border: 1px solid rgba(81, 214, 255, 0.2);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 10% 15%, rgba(8, 123, 255, 0.16), transparent 34%),
    linear-gradient(135deg, rgba(12, 28, 48, 0.92), rgba(7, 13, 24, 0.96));
  box-shadow: var(--shadow);
}

#slot-guide {
  scroll-margin-top: 88px;
}

.guide-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(81, 214, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(81, 214, 255, 0.04) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.65), transparent 70%);
}

.guide-heading,
.guide-content {
  position: relative;
  z-index: 1;
}

.guide-heading h2 {
  max-width: 560px;
}

.guide-heading > p:not(.eyebrow) {
  max-width: 480px;
  margin-top: 18px;
  color: var(--muted);
}

.guide-heading .read-link {
  display: inline-flex;
  margin-top: 26px;
}

.guide-content .number-list {
  margin-top: 0;
}

.guide-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.guide-grid li {
  min-height: 146px;
  padding: 22px 20px 22px 64px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
}

.guide-grid li::before {
  left: 18px;
  top: 20px;
}

.homepage-showcase {
  display: grid;
  gap: 18px;
}

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

.home-service-card {
  border: 1px solid rgba(81, 214, 255, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    rgba(7, 14, 25, 0.78);
  overflow: hidden;
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.2);
}

.home-service-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.home-service-body {
  padding: 20px;
}

.home-service-body h3 {
  font-size: clamp(1.16rem, 2vw, 1.48rem);
}

.home-service-body p {
  margin-top: 12px;
  color: var(--muted);
}

.home-service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.home-service-tags li {
  padding: 7px 10px;
  border: 1px solid rgba(81, 214, 255, 0.18);
  border-radius: 999px;
  color: var(--text);
  background: rgba(81, 214, 255, 0.07);
  font-size: 0.86rem;
  font-weight: 800;
}

.home-service-body .btn {
  margin-top: 18px;
}

.showcase-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.05fr);
  align-items: stretch;
  min-height: 420px;
  border: 1px solid rgba(81, 214, 255, 0.2);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(8, 123, 255, 0.16), transparent 42%),
    rgba(7, 14, 25, 0.72);
  box-shadow: var(--shadow);
}

.showcase-panel:nth-child(even) .showcase-media {
  order: 2;
}

.showcase-media {
  position: relative;
  min-height: 420px;
  overflow: hidden;
}

.showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 45%, rgba(3, 5, 10, 0.72)),
    linear-gradient(90deg, rgba(3, 5, 10, 0.08), transparent 54%);
}

.showcase-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 5vw, 54px);
}

.showcase-kicker {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 16px;
  padding: 7px 12px;
  border: 1px solid rgba(81, 214, 255, 0.28);
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(81, 214, 255, 0.08);
  font-size: 0.88rem;
  font-weight: 900;
}

.showcase-content h2 {
  max-width: 760px;
  font-size: clamp(1.8rem, 4vw, 3.35rem);
}

.showcase-content p {
  max-width: 640px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.04rem;
}

.showcase-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.showcase-points li {
  padding: 8px 12px;
  border: 1px solid rgba(81, 214, 255, 0.18);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  font-weight: 800;
  font-size: 0.92rem;
}

.quick-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.quick-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
}

.quick-list li::before {
  content: "";
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px rgba(77, 249, 168, 0.8);
}

.number-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  counter-reset: slot-guide;
  list-style: none;
}

.number-list li {
  position: relative;
  padding: 16px 16px 16px 58px;
  border: 1px solid rgba(81, 214, 255, 0.14);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.035);
  counter-increment: slot-guide;
}

.number-list li::before {
  content: counter(slot-guide);
  position: absolute;
  left: 16px;
  top: 14px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: #03111b;
  background: var(--green);
  font-weight: 900;
}

.article-no {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--cyan);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.knowledge-intro {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: center;
  margin-bottom: 28px;
}

.knowledge-intro p:not(.eyebrow) {
  max-width: 640px;
  margin-top: 16px;
  color: var(--muted);
}

.knowledge-intro img,
.faq-intro img {
  width: min(100%, var(--home-image-frame));
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border: 1px solid rgba(81, 214, 255, 0.22);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.knowledge-intro img {
  justify-self: end;
}

.knowledge-grid .feature-card {
  display: flex;
  flex-direction: column;
}

.knowledge-grid .read-link {
  margin-top: auto;
  padding-top: 10px;
}

.faq-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: 108px;
}

.faq-intro h2 {
  margin-bottom: 22px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid rgba(81, 214, 255, 0.17);
  border-radius: var(--radius);
  background: rgba(7, 14, 25, 0.72);
  overflow: hidden;
}

.faq-item summary {
  padding: 18px 52px 18px 20px;
  cursor: pointer;
  color: var(--text);
  font-weight: 800;
}

.faq-item p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
}

.article-intro {
  margin-bottom: 20px;
  color: var(--text);
  font-size: 1.08rem;
}

.article-toc {
  margin-bottom: 18px;
  padding: 22px;
  border: 1px solid rgba(77, 249, 168, 0.22);
  border-radius: var(--radius);
  background: rgba(77, 249, 168, 0.055);
}

.article-toc h2 {
  margin: 0 0 12px;
  font-size: 1.25rem;
}

.article-toc ol {
  margin: 0;
  padding-left: 22px;
}

.article-toc a {
  color: var(--cyan);
}

.editorial-note {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.responsible-note {
  margin-top: 20px;
  padding: 18px;
  border-left: 3px solid var(--amber);
  color: var(--muted);
  background: rgba(245, 197, 66, 0.07);
}

.blog-card {
  min-height: 100%;
}

.blog-card img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
}

.blog-card-body {
  padding: 18px;
}

.blog-card .meta,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 800;
}

.blog-card p {
  color: var(--muted);
}

.read-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  color: var(--cyan);
  font-weight: 800;
}

.promo-card {
  min-height: 260px;
  padding: 24px;
}

.promo-card.highlight {
  border-color: rgba(245, 197, 66, 0.42);
  background:
    linear-gradient(135deg, rgba(245, 197, 66, 0.13), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.promo-tag {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 7px 11px;
  border-radius: 999px;
  color: #07101d;
  background: var(--amber);
  font-weight: 900;
}

.page-hero {
  padding: 82px 0 46px;
}

.page-hero .lead {
  max-width: 760px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

.breadcrumb a {
  color: var(--cyan);
}

.article-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 28px;
  align-items: start;
}

.article-main,
.sidebar-panel {
  border: 1px solid rgba(81, 214, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(7, 14, 25, 0.7);
}

.article-main {
  overflow: hidden;
}

.article-main > img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
}

.article-body {
  padding: 28px;
}

.article-body h2 {
  margin: 28px 0 14px;
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

.article-body p,
.article-body li {
  color: var(--muted);
}

.pdf-copy {
  color: var(--muted);
  white-space: pre-line;
  font-size: 1.02rem;
  line-height: 1.9;
}

.structured-copy {
  display: grid;
  gap: 18px;
}

.copy-block {
  position: relative;
  padding: clamp(20px, 4vw, 34px);
  border: 1px solid rgba(81, 214, 255, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(81, 214, 255, 0.08), transparent 46%),
    rgba(255, 255, 255, 0.035);
  overflow: hidden;
}

.copy-block::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--green), var(--amber));
}

.copy-block h2 {
  margin-bottom: 14px;
  font-size: clamp(1.35rem, 3vw, 2.35rem);
}

.copy-block h3 {
  margin-bottom: 12px;
  color: var(--cyan);
  font-size: clamp(1.12rem, 2vw, 1.45rem);
}

.copy-block p {
  color: var(--muted);
}

.copy-block p:last-child {
  margin-bottom: 0;
}

.copy-block blockquote {
  margin: 18px 0;
  padding: 14px 18px;
  border-left: 3px solid var(--green);
  color: var(--text);
  background: rgba(77, 249, 168, 0.06);
}

.article-bullets {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.article-bullets li {
  position: relative;
  padding: 14px 16px 14px 42px;
  border: 1px solid rgba(81, 214, 255, 0.14);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(3, 5, 10, 0.32);
}

.article-bullets li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 14px rgba(77, 249, 168, 0.72);
}

.home-content-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 24px;
  align-items: start;
}

.home-content-panel .article-main {
  overflow: visible;
}

.home-content-aside {
  position: sticky;
  top: 98px;
  padding: 24px;
  border: 1px solid rgba(81, 214, 255, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(8, 123, 255, 0.18), transparent 48%),
    rgba(7, 14, 25, 0.78);
}

.home-content-aside img {
  width: 180px;
  margin-bottom: 18px;
}

.home-content-aside p {
  color: var(--muted);
}

.article-body ul {
  padding-left: 20px;
}

.sidebar-panel {
  position: sticky;
  top: 98px;
  padding: 22px;
}

.sidebar-panel h3 {
  margin-bottom: 12px;
}

.sidebar-links {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sidebar-links a {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid rgba(81, 214, 255, 0.12);
  color: var(--muted);
}

.sidebar-links a:hover {
  color: var(--cyan);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 20px;
}

.contact-list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.contact-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  border: 1px solid rgba(81, 214, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
}

.contact-row span {
  color: var(--muted);
}

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

.form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.95rem;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(81, 214, 255, 0.2);
  border-radius: var(--radius);
  color: var(--text);
  background: rgba(3, 5, 10, 0.72);
  font: inherit;
  padding: 12px 14px;
  outline: none;
}

.form textarea {
  min-height: 128px;
  resize: vertical;
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(81, 214, 255, 0.12);
}

.cta-strip {
  padding: 50px 0;
  background:
    linear-gradient(90deg, rgba(8, 123, 255, 0.2), rgba(77, 249, 168, 0.1)),
    rgba(255, 255, 255, 0.03);
  border-block: 1px solid rgba(81, 214, 255, 0.12);
}

.cta-strip .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-strip p {
  color: var(--muted);
  margin-top: 8px;
}

.site-footer {
  padding: 42px 0 34px;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.24);
  border-top: 1px solid rgba(81, 214, 255, 0.12);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 26px;
}

.footer-logo {
  width: 160px;
  margin-bottom: 12px;
}

.footer-links {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
}

.footer-links a:hover {
  color: var(--cyan);
}

.fineprint {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(81, 214, 255, 0.1);
  font-size: 0.9rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Long article containers can never reach a large intersection ratio on mobile. */
.article-main.reveal,
.sidebar-panel.reveal {
  opacity: 1;
  transform: none;
}

@media (max-width: 980px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  .site-header.open .nav-links,
  .site-header.open .nav-actions {
    display: flex;
  }

  .site-header.open .nav-wrap {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 14px 0;
  }

  .site-header.open .nav-links,
  .site-header.open .nav-actions {
    width: 100%;
  }

  .site-header.open .nav-links {
    flex-direction: column;
    align-items: stretch;
    order: 3;
  }

  .site-header.open .nav-links a {
    border-radius: var(--radius);
  }

  .site-header.open .nav-actions {
    order: 4;
  }

  .hero-grid,
  .image-band,
  .showcase-panel,
  .home-content-panel,
  .knowledge-intro,
  .faq-layout,
  .contact-layout,
  .article-wrap {
    grid-template-columns: 1fr;
  }

  .guide-panel {
    grid-template-columns: 1fr;
  }

  .home-content-aside {
    position: static;
  }

  .faq-intro {
    position: static;
  }

  .hero-visual,
  .knowledge-intro img,
  .faq-intro img {
    justify-self: center;
  }

  .showcase-panel:nth-child(even) .showcase-media {
    order: 0;
  }

  .showcase-media {
    min-height: 360px;
  }

  .grid-4,
  .grid-3,
  .home-service-grid,
  .blog-grid,
  .promo-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sidebar-panel {
    position: static;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 22px, var(--max));
  }

  .guide-panel {
    gap: 26px;
    padding: 24px 18px;
  }

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

  .guide-grid li {
    min-height: auto;
  }

  .brand img {
    width: 132px;
  }

  .hero,
  .page-hero {
    padding-top: 46px;
  }

  .showcase-panel {
    min-height: auto;
  }

  .showcase-media {
    min-height: 300px;
  }

  .trust-strip,
  .grid-4,
  .grid-3,
  .home-service-grid,
  .blog-grid,
  .promo-grid {
    grid-template-columns: 1fr;
  }

  .section-head,
  .cta-strip .container {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-caption {
    left: 12px;
    right: 12px;
    bottom: 12px;
    padding: 14px;
  }

  .hero-ctas .btn,
  .section-ctas .btn,
  .cta-strip .btn {
    width: 100%;
  }

  .article-body {
    padding: 20px;
  }

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

  .contact-row {
    display: grid;
  }
}