@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500&family=Manrope:wght@400;500;600;700;800&family=Sora:wght@600;700;800&display=swap');

:root {
  --bg: #0b0f1a;
  --bg-deep: #080c15;
  --surface: rgba(14, 20, 34, 0.92);
  --surface-soft: rgba(17, 25, 41, 0.8);
  --text: #f7f9fc;
  --muted: #a6b1c3;
  --muted-strong: #dbe3f0;
  --border: rgba(130, 152, 190, 0.18);
  --border-strong: rgba(143, 184, 255, 0.28);
  --accent: #63a4ff;
  --accent-2: #5665f5;
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.3);
  --shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.22);
  --container: min(1160px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Manrope', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(64, 88, 150, 0.18), transparent 32%),
    radial-gradient(circle at 80% 10%, rgba(86, 101, 245, 0.18), transparent 28%),
    linear-gradient(180deg, #090d16 0%, #0b0f1a 45%, #080c15 100%);
}

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

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

.page-shell {
  width: var(--container);
  margin: 0 auto;
}

.service-hero {
  position: relative;
  overflow: clip;
}

.service-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(99, 164, 255, 0.16), transparent 24%),
    linear-gradient(90deg, rgba(7, 11, 20, 0.9) 0%, rgba(8, 13, 24, 0.58) 42%, rgba(8, 13, 24, 0.38) 100%),
    url('/hero-premium-seo.jpg') center center / cover no-repeat;
  transform: scale(1.04);
}

.service-hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 180px;
  background: linear-gradient(180deg, rgba(11, 15, 26, 0) 0%, var(--bg) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 28px 0 110px;
}

.page-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 56px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(20, 28, 44, 0.72), rgba(12, 18, 30, 0.84));
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.brand-mark img {
  width: 104px;
  height: auto;
}

.back-link {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted-strong);
  font-size: 0.92rem;
  font-weight: 700;
}

.hero-copy {
  display: grid;
  gap: 18px;
  max-width: 720px;
}

.kicker,
.card-kicker,
.mini-kicker,
.footer-title {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.kicker {
  margin: 0;
  color: rgba(240, 245, 255, 0.78);
  font-size: 0.78rem;
}

.hero-copy h1 {
  margin: 0;
  font-family: 'Sora', sans-serif;
  font-size: clamp(3rem, 6.2vw, 5.5rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
  max-width: 10.5ch;
}

.hero-lead {
  margin: 0;
  max-width: 34ch;
  color: var(--muted-strong);
  font-size: clamp(1.06rem, 1.8vw, 1.22rem);
  line-height: 1.62;
}

.hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-notes span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted-strong);
  font-size: 0.9rem;
  backdrop-filter: blur(10px);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 700;
  font-size: 0.96rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #7bb0ff 40%, var(--accent-2) 100%);
  color: #08101e;
  box-shadow: 0 14px 30px rgba(86, 101, 245, 0.28);
}

.btn-secondary {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.section {
  padding: 96px 0;
}

.section-soft {
  position: relative;
}

.section-soft::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(18, 26, 43, 0.72), rgba(10, 16, 28, 0.66)),
    radial-gradient(circle at 20% 10%, rgba(99, 164, 255, 0.08), transparent 26%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-soft > .page-shell {
  position: relative;
  z-index: 1;
}

.section-head {
  max-width: 760px;
  margin-bottom: 40px;
}

.card-kicker,
.footer-title {
  color: #8fb8ff;
  font-size: 0.74rem;
}

.section-head h2,
.cta-panel h2 {
  margin: 0;
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 3.4vw, 3.15rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.section-head p,
.info-card p,
.check-card p,
.step-card p,
.cta-panel p,
.footer-copy p {
  color: var(--muted);
  line-height: 1.72;
}

.section-head p {
  margin: 16px 0 0;
  font-size: 1rem;
}

.info-grid,
.check-grid,
.step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.info-card,
.check-card,
.step-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 22, 37, 0.94), rgba(10, 16, 28, 0.88));
  box-shadow: var(--shadow-soft);
}

.info-card h3,
.check-card h3,
.step-card h3,
.link-card h3 {
  margin: 0 0 10px;
  font-family: 'Sora', sans-serif;
  font-size: 1.22rem;
  letter-spacing: -0.02em;
}

.mini-kicker {
  display: inline-flex;
  margin: 0 0 16px;
  padding: 8px 12px;
  border: 1px solid rgba(143, 184, 255, 0.18);
  border-radius: 999px;
  background: rgba(99, 164, 255, 0.08);
  color: #9fc2ff;
  font-size: 0.7rem;
}

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

.link-card {
  display: grid;
  gap: 12px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(14, 20, 34, 0.94), rgba(9, 14, 24, 0.94));
}

.link-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.link-card span {
  color: #a9c7ff;
  font-weight: 700;
}

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

.faq-item {
  border: 1px solid var(--border);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(15, 22, 37, 0.94), rgba(10, 16, 28, 0.88));
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 24px;
  font-family: 'Sora', sans-serif;
  font-size: 1.06rem;
  line-height: 1.5;
  letter-spacing: -0.02em;
  color: var(--text);
}

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

.faq-item[open] summary {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.faq-item p {
  margin: 0;
  padding: 0 24px 22px;
  color: var(--muted);
  line-height: 1.74;
}

.cta-panel {
  display: grid;
  gap: 18px;
  padding: 34px;
  border: 1px solid var(--border);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(18, 26, 43, 0.9), rgba(10, 16, 28, 0.94)),
    radial-gradient(circle at top left, rgba(99, 164, 255, 0.12), transparent 30%);
  box-shadow: var(--shadow);
}

.footer {
  padding: 20px 0 40px;
}

.footer-shell {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.footer-copy,
.footer-nav {
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(14, 20, 34, 0.92), rgba(10, 15, 25, 0.88));
}

.footer-copy strong {
  display: inline-block;
  margin-bottom: 10px;
  font-family: 'Sora', sans-serif;
  font-size: 1.12rem;
}

.footer-links {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  color: var(--muted-strong);
}

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

@media (max-width: 980px) {
  .info-grid,
  .check-grid,
  .step-grid,
  .link-grid,
  .footer-shell {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 24px, 1160px);
  }

  .hero-inner {
    padding: 16px 0 72px;
  }

  .page-topbar {
    margin-bottom: 40px;
  }

  .back-link {
    display: none;
  }

  .hero-copy h1 {
    max-width: 10ch;
    font-size: clamp(2.4rem, 12vw, 3.8rem);
  }

  .hero-lead {
    max-width: 26ch;
    font-size: 1rem;
  }

  .hero-notes {
    gap: 10px;
  }

  .hero-notes span {
    min-height: 36px;
    font-size: 0.84rem;
  }

  .cta-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .section {
    padding: 72px 0;
  }

  .section-head h2,
  .cta-panel h2 {
    font-size: clamp(1.9rem, 9vw, 2.6rem);
  }

  .info-card,
  .check-card,
  .step-card,
  .link-card,
  .faq-item summary,
  .cta-panel,
  .footer-copy,
  .footer-nav {
    padding: 22px;
    border-radius: 22px;
  }

  .faq-item p {
    padding: 0 22px 22px;
  }
}