:root {
  --bg: #ebf3fb;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: #ffffff;
  --surface-dark: #081b2f;
  --text: #071421;
  --muted: #48627c;
  --line: rgba(7, 20, 33, 0.09);
  --brand: #0b5cab;
  --brand-strong: #0a4a8a;
  --brand-soft: #79d0fa;
  --success: #14714d;
  --danger: #9c2132;
  --shadow-soft: 0 22px 50px rgba(11, 41, 72, 0.09);
  --shadow-strong: 0 28px 70px rgba(9, 33, 58, 0.14);
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(121, 208, 250, 0.5), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(11, 92, 171, 0.12), transparent 22%),
    linear-gradient(180deg, #f8fbff 0%, var(--bg) 54%, #f6fbff 100%);
}

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

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

button,
input,
textarea {
  font: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(11, 92, 171, 0.22);
  outline-offset: 3px;
}

.page-shell {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
  padding-bottom: 72px;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 18px 0 28px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 999px;
  background: rgba(247, 251, 255, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 36px rgba(20, 56, 92, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 108px;
  height: 108px;
  flex: 0 0 108px;
  padding: 14px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(11, 39, 68, 0.1);
  backdrop-filter: none;
  overflow: hidden;
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transform: translateY(-4px) scale(0.92);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--muted);
}

.site-nav a {
  position: relative;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 100%;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  width: 50px;
  height: 50px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--surface-dark);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 6px auto;
  background: #ffffff;
  border-radius: 99px;
}

.section {
  padding: 54px 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brand);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section h2,
.hero h1 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.03;
  letter-spacing: -0.03em;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 40px;
  align-items: center;
  min-height: calc(100vh - 170px);
}

.hero h1 {
  max-width: 11.5ch;
  font-size: clamp(2.7rem, 5vw, 5.4rem);
}

.hero-lead,
.section-heading p,
.solution-copy p,
.about-card p,
.contact-copy p,
.feature-card p,
.service-card p,
.detail-card p,
.audience-card p,
.case-card p,
.solution-core p {
  color: var(--muted);
  line-height: 1.8;
  font-size: 1.04rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-actions {
  margin: 30px 0 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--brand) 0%, #0f81d0 100%);
  color: #ffffff;
  box-shadow: 0 18px 36px rgba(11, 92, 171, 0.24);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.74);
  border-color: rgba(7, 20, 33, 0.12);
}

.hero-stats,
.problem-grid,
.service-teasers,
.why-grid,
.details-grid,
.audience-grid,
.cases-grid {
  display: grid;
  gap: 18px;
}

.hero-stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hero-stats div,
.problem-card,
.service-card,
.feature-card,
.detail-card,
.audience-card,
.case-card,
.contact-form,
.contact-copy,
.about-card,
.principles-card,
.credibility-panel,
.cta-panel,
.solution-panel {
  border: 1px solid rgba(255, 255, 255, 0.75);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.hero-stats div {
  padding: 18px 18px 16px;
  border-radius: 24px;
}

.hero-stats div,
.problem-card,
.service-card,
.feature-card,
.detail-card,
.audience-card,
.case-card,
.contact-form,
.contact-copy,
.about-card,
.principles-card,
.credibility-panel,
.cta-panel,
.solution-panel,
.company-data {
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.problem-card:hover,
.service-card:hover,
.feature-card:hover,
.detail-card:hover,
.audience-card:hover,
.case-card:hover,
.about-card:hover,
.principles-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 26px 56px rgba(9, 33, 58, 0.12);
}

.hero-stats strong,
.credibility-stats strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.22rem;
  font-family: "Space Grotesk", sans-serif;
}

.hero-stats span,
.credibility-stats span {
  color: var(--muted);
}

.hero-visual {
  position: relative;
  min-height: 640px;
  padding-bottom: 128px;
}

.visual-frame {
  padding: 18px;
  border-radius: 40px;
  background: rgba(255, 255, 255, 0.44);
  box-shadow: var(--shadow-strong);
}

.hero-float {
  position: absolute;
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 38px rgba(11, 39, 68, 0.16);
}

.hero-float span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-float strong {
  font-size: 1rem;
}

.hero-float-primary {
  left: -6px;
  bottom: 118px;
}

.hero-float-secondary {
  right: 12px;
  bottom: 26px;
  max-width: 360px;
}

.section-heading {
  display: grid;
  gap: 16px;
  margin-bottom: 28px;
}

.section-heading h2 {
  max-width: 15ch;
  font-size: clamp(2rem, 3.3vw, 3.4rem);
}

.section-heading.narrow h2 {
  max-width: 12ch;
}

.problem-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.problem-card {
  padding: 22px;
  border-radius: 26px;
}

.problem-card h3,
.service-card h3,
.feature-card strong,
.detail-card h3,
.audience-card h3,
.case-card h3,
.principles-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.principles-card h3 + .plain-list {
  margin-bottom: 28px;
}

.problem-summary {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  margin-top: 26px;
  padding: 22px 24px;
  border-radius: 28px;
  background: rgba(8, 27, 47, 0.94);
  color: #ffffff;
  box-shadow: var(--shadow-strong);
}

.problem-summary p {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 700;
}

.text-link {
  color: #8fe0ff;
  font-weight: 800;
}

.solution-section,
.contact-section,
.about-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: stretch;
}

.check-list,
.plain-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li,
.plain-list li {
  position: relative;
  padding-left: 24px;
  color: var(--muted);
  line-height: 1.7;
}

.check-list li::before,
.plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  transform: translateY(-50%);
}

.solution-panel {
  display: grid;
  gap: 22px;
  padding: 30px;
  border-radius: 34px;
}

.solution-line {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.solution-line span,
.step-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(11, 92, 171, 0.12), rgba(121, 208, 250, 0.32));
  color: var(--brand-strong);
  font-weight: 800;
}

.solution-core {
  padding: 28px;
  border-radius: 30px;
  background: linear-gradient(135deg, #081b2f 0%, #12385c 100%);
  color: #ffffff;
}

.solution-core strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.5rem;
  font-family: "Space Grotesk", sans-serif;
}

.solution-core p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.solution-copy {
  max-width: 620px;
}

.solution-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.solution-metrics div {
  padding: 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(7, 20, 33, 0.08);
}

.solution-metrics strong {
  display: block;
  margin-bottom: 8px;
}

.service-teasers,
.why-grid,
.details-grid,
.audience-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-card,
.feature-card,
.detail-card,
.audience-card,
.case-card,
.contact-form,
.contact-copy,
.about-card,
.principles-card {
  padding: 28px;
  border-radius: 30px;
}

.service-tag,
.detail-label,
.case-index {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(11, 92, 171, 0.08);
  color: var(--brand-strong);
  font-size: 0.86rem;
  font-weight: 800;
}

.service-link,
.detail-result {
  display: block;
  margin-top: 16px;
  color: var(--brand-strong);
  font-weight: 800;
}

.detail-result {
  line-height: 1.7;
}

.section-link {
  margin-top: 24px;
}

.approach-section {
  display: grid;
  gap: 22px;
}

.approach-copy {
  max-width: 740px;
}

.approach-steps,
.approach-effects,
.credibility-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.approach-effects div {
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  font-weight: 700;
}

.credibility-panel,
.cta-panel {
  padding: 30px;
  border-radius: 36px;
}

.credibility-stats div {
  min-width: 220px;
  flex: 1 1 0;
  padding: 20px 22px;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
}

.cta-panel {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  background: linear-gradient(135deg, #081b2f 0%, #0e4e95 100%);
  color: #ffffff;
}

.cta-panel p {
  max-width: 60ch;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.8;
}

.cta-panel h2 {
  max-width: 14ch;
  font-size: clamp(2rem, 3vw, 3.2rem);
}

.about-card,
.principles-card {
  height: 100%;
}

.owner-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 26px;
  font-weight: 800;
}

.owner-meta a,
.contact-direct a {
  color: var(--brand);
}

.contact-points {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.contact-points div {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--line);
  font-weight: 700;
}

.cases-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-index {
  min-width: 48px;
  justify-content: center;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.contact-form label {
  display: grid;
  gap: 10px;
  font-weight: 700;
}

.contact-form span {
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid rgba(7, 20, 33, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
}

.contact-form textarea {
  resize: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(11, 92, 171, 0.2);
  border-color: var(--brand);
}

.honeypot {
  position: absolute;
  left: -9999px;
}

.consent {
  grid-template-columns: auto 1fr;
  align-items: start;
}

.consent input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.captcha-slot {
  min-height: 74px;
}

.math-guard {
  display: grid;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
}

.math-guard-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.math-guard-row {
  display: grid;
  grid-template-columns: auto minmax(120px, 160px);
  gap: 14px;
  align-items: center;
}

.math-guard-row strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.15rem;
}

.math-guard-row input {
  width: 100%;
}

.form-footer {
  display: grid;
  gap: 18px;
}

.form-status {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.form-status.is-error {
  color: var(--danger);
}

.form-status.is-success {
  color: var(--success);
}

.contact-direct {
  margin-top: auto;
  padding-top: 28px;
}

.company-data {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 46px;
  align-items: center;
  padding: 18px 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
}

.company-data-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 132px;
  height: 96px;
}

.company-data-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.company-data-card {
  display: grid;
  gap: 4px;
  padding-left: 16px;
}

.company-data-card strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.02rem;
}

.company-data-card span {
  color: var(--muted);
  font-size: 0.98rem;
}

.contact-copy {
  display: flex;
  flex-direction: column;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

.site-nav a,
.text-link,
.contact-direct a {
  transition: color 0.2s ease;
}

.contact-direct a:hover,
.contact-direct a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  color: var(--brand-strong);
}

.site-footer {
  padding: 18px 0 6px;
  text-align: center;
}

.site-footer small {
  color: var(--muted);
  font-size: 0.78rem;
}

@media (max-width: 1080px) {
  .hero,
  .solution-section,
  .contact-section,
  .about-layout {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: auto;
    padding-top: 18px;
  }

  .hero-visual {
    min-height: auto;
    padding-bottom: 0;
  }

  .hero-stats,
  .solution-metrics,
  .cases-grid {
    grid-template-columns: 1fr;
  }

  .hero-float-primary,
  .hero-float-secondary {
    position: static;
    margin-top: 14px;
  }

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

@media (max-width: 920px) {
  .site-header {
    top: 10px;
    align-items: center;
    border-radius: 30px;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 20px;
    border-radius: 24px;
    background: rgba(247, 251, 255, 0.98);
    box-shadow: var(--shadow-soft);
  }

  .site-nav a {
    font-size: 1.02rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .menu-toggle {
    display: inline-block;
  }

  .service-teasers,
  .why-grid,
  .details-grid,
  .audience-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--container));
  }

  .site-header {
    padding: 12px 14px;
    gap: 12px;
  }

  .brand {
    width: 72px;
    height: 72px;
    flex-basis: 72px;
    padding: 8px;
  }

  .brand img {
    transform: translateY(-3px) scale(0.92);
  }

  .section {
    padding: 40px 0;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
  }

  .section-heading h2,
  .cta-panel h2 {
    max-width: none;
    font-size: clamp(1.85rem, 8vw, 2.5rem);
  }

  .hero {
    gap: 24px;
  }

  .hero-copy,
  .hero-visual,
  .contact-copy,
  .contact-form {
    min-width: 0;
  }

  .hero-actions,
  .cta-actions {
    gap: 12px;
  }

  .hero-stats,
  .problem-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats div {
    padding: 16px 16px 14px;
  }

  .visual-frame {
    padding: 12px;
    border-radius: 28px;
  }

  .hero-float {
    padding: 14px 16px;
    border-radius: 18px;
  }

  .hero-float strong {
    font-size: 0.94rem;
  }

  .problem-summary {
    padding: 18px 18px;
    border-radius: 22px;
  }

  .solution-line,
  .solution-metrics {
    grid-template-columns: 1fr;
  }

  .solution-line span,
  .step-pill {
    min-height: 48px;
  }

  .approach-steps,
  .approach-effects,
  .credibility-stats {
    display: grid;
    grid-template-columns: 1fr;
  }

  .service-card,
  .feature-card,
  .detail-card,
  .audience-card,
  .case-card,
  .contact-form,
  .contact-copy,
  .about-card,
  .principles-card,
  .credibility-panel,
  .cta-panel,
  .solution-panel {
    padding: 22px;
  }

  .button,
  .cta-actions .button {
    width: 100%;
  }

  .company-data {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 18px 16px;
  }

  .company-data-logo {
    margin: 0 auto;
    width: 112px;
    height: 96px;
  }

  .company-data-card {
    padding-left: 0;
    text-align: center;
  }

  .contact-points div {
    padding: 14px 16px;
  }

  .form-footer {
    gap: 14px;
  }

  .math-guard-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .page-shell {
    width: min(calc(100% - 16px), var(--container));
  }

  .site-header {
    padding: 10px 12px;
  }

  .brand {
    width: 64px;
    height: 64px;
    flex-basis: 64px;
    padding: 7px;
  }

  .site-nav {
    padding: 16px;
  }

  .hero h1 {
    font-size: clamp(2rem, 10.5vw, 3rem);
  }

  .hero-lead,
  .section-heading p,
  .solution-copy p,
  .about-card p,
  .contact-copy p,
  .feature-card p,
  .service-card p,
  .detail-card p,
  .audience-card p,
  .case-card p,
  .solution-core p {
    font-size: 0.98rem;
  }

  .hero-float span {
    font-size: 0.72rem;
  }

  .site-footer {
    padding-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}