:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #f9fbff;
  --surface-strong: #eef4fb;
  --text: #0b1a28;
  --text-soft: #596775;
  --primary: #0a66cc;
  --primary-strong: #084e9c;
  --success: #2e8b57;
  --warning: #b8860b;
  --danger: #b03030;
  --border: #d8e1ec;
  --border-strong: #c9d2dc;
  --shadow: 0 18px 40px rgba(11, 26, 40, 0.08);
  --radius-xl: 28px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --max-width: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(10, 102, 204, 0.08), transparent 22%),
    radial-gradient(circle at bottom right, rgba(46, 139, 87, 0.05), transparent 20%),
    var(--bg);
  color: var(--text);
}

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

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

button,
input,
textarea,
summary {
  font: inherit;
}

.page-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 18px auto 40px;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(201, 210, 220, 0.8);
  border-radius: 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 20;
}

.brand img {
  width: 170px;
  height: auto;
}

.site-nav,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.site-nav a,
.footer-links a {
  color: var(--text-soft);
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav a:hover,
.footer-links a:hover {
  color: var(--primary);
}

.section {
  margin-top: 24px;
  padding: 44px;
  background: var(--surface);
  border: 1px solid rgba(201, 210, 220, 0.72);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.section-hero {
  padding-top: 36px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading h2,
.hero h1,
.cta-copy h2 {
  margin: 16px 0 12px;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.section-heading p,
.lead,
.capability-card p,
.mini-card p,
.timeline-item p,
.screen-meta span,
.integration-list,
.control-card li,
.contact-form label,
.cta-copy p,
.note,
.flow-step span {
  color: var(--text-soft);
  line-height: 1.7;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: #edf4ff;
  color: var(--primary);
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(10, 102, 204, 0.18);
}

.button-primary:hover {
  background: var(--primary-strong);
}

.button-secondary {
  background: #ffffff;
  border-color: var(--border-strong);
  color: var(--text);
}

.button-submit {
  width: 100%;
  margin-top: 8px;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: center;
}

.hero h1 {
  max-width: 620px;
  font-size: clamp(3rem, 6vw, 5rem);
}

.lead {
  max-width: 620px;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 22px;
}

.credibility-strip,
.pillar-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.credibility-strip span {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
}

.pillar-list span {
  padding: 10px 14px;
  border-radius: 999px;
  background: #edf4ff;
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
}

.hero-visual {
  position: relative;
  min-height: 560px;
}

.hero-visual-card,
.media-card,
.screen-card,
.capability-card,
.mini-card,
.timeline-item,
.control-card,
.contact-form,
.flow-step {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 28px rgba(11, 26, 40, 0.06);
}

.hero-visual-card {
  overflow: hidden;
}

.hero-concept {
  position: absolute;
  inset: 0 52px 90px 0;
}

.hero-print {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 280px;
}

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

.challenge-grid,
.capability-grid,
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

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

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

.mini-card,
.capability-card,
.timeline-item,
.control-card {
  padding: 22px;
}

.challenge-card {
  position: relative;
  min-height: 160px;
}

.challenge-card::after {
  content: "";
  position: absolute;
  top: 38px;
  right: -18px;
  width: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), rgba(10, 102, 204, 0.1));
}

.challenge-card:last-child::after {
  display: none;
}

.icon-badge,
.timeline-number {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: #e9f2ff;
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 16px;
}

.section-split {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 24px;
  align-items: center;
}

.media-card {
  overflow: hidden;
  min-height: 420px;
}

.media-card-soft {
  background: var(--surface-soft);
}

.solution-flow {
  display: flex;
  align-items: stretch;
  gap: 10px;
  flex-wrap: wrap;
}

.flow-step {
  flex: 1 1 180px;
  padding: 18px;
}

.flow-step strong {
  display: block;
  margin-bottom: 6px;
  color: var(--primary);
}

.flow-arrow {
  display: grid;
  place-items: center;
  min-width: 24px;
  color: var(--primary);
  font-size: 1.4rem;
  font-weight: 700;
}

.timeline-groups {
  display: grid;
  grid-template-columns: 3fr 1fr 2fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}

.timeline-groups span {
  padding: 10px 14px;
  background: #edf4ff;
  border-radius: 999px;
  color: var(--primary);
  text-align: center;
  font-size: 0.88rem;
  font-weight: 700;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 14px;
}

.timeline-item {
  min-height: 190px;
}

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

.screen-card {
  overflow: hidden;
}

.screen-card img {
  height: 240px;
}

.screen-card-wide {
  grid-column: span 3;
}

.screen-card-wide img {
  height: auto;
}


.screen-meta {
  padding: 18px;
}

.screen-meta strong {
  display: block;
  margin-bottom: 4px;
}

.integration-diagram {
  display: grid;
  gap: 16px;
  margin: 26px 0 20px;
}

.diagram-node {
  padding: 18px 20px;
  border-radius: 16px;
  background: #f7faff;
  border: 1px solid var(--border-strong);
  font-weight: 700;
  text-align: center;
}

.diagram-node small {
  display: block;
  margin-top: 4px;
  color: var(--text-soft);
  font-weight: 500;
}

.diagram-node-center {
  background: #edf4ff;
  color: var(--primary);
}

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

.diagram-success {
  color: var(--success);
  background: #f2fbf6;
}

.diagram-warning {
  color: var(--warning);
  background: #fff9eb;
}

.integration-list,
.control-card ul {
  margin: 0;
  padding-left: 18px;
}

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

.cta-grid {
  align-items: start;
}

.note {
  margin-top: 20px;
  padding: 14px 16px;
  border-radius: 14px;
  background: #f8fafc;
  border: 1px solid var(--border);
}

.note-warning {
  color: #8a680c;
  background: #fff9eb;
  border-color: #f0deb0;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 22px;
  background: var(--surface-soft);
  border-color: var(--border-strong);
  box-shadow: 0 12px 28px rgba(11, 26, 40, 0.06);
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.94rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: #ffffff;
  color: var(--text);
}

.contact-form textarea {
  resize: vertical;
}

.field-full,
.form-feedback,
.button-submit {
  grid-column: 1 / -1;
}

.form-feedback {
  margin: 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: #eef9f2;
  color: var(--success);
  border: 1px solid #cfe9d9;
  font-weight: 600;
}

.site-footer {
  margin-top: 24px;
  color: var(--text-soft);
}

@media (max-width: 1140px) {
  .hero,
  .section-split,
  .cta-grid {
    grid-template-columns: 1fr;
  }

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

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

  .timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .timeline-groups {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .screen-card-wide {
    grid-column: span 2;
  }
}

@media (max-width: 860px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--max-width));
  }

  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav,
  .footer-links {
    justify-content: center;
  }

  .section {
    padding: 24px;
  }

  .hero h1 {
    font-size: clamp(2.4rem, 11vw, 3.5rem);
  }

  .hero-visual {
    min-height: 340px;
  }

  .hero-concept {
    inset: 0 20px 70px 0;
  }

  .hero-print {
    width: 180px;
  }

  .challenge-grid,
  .capability-grid,
  .benefit-grid,
  .timeline,
  .screens-grid,
  .control-grid,
  .diagram-branches,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .screen-card-wide {
    grid-column: span 1;
  }

  .timeline-groups {
    display: none;
  }

  .challenge-card::after,
  .flow-arrow {
    display: none;
  }

  .contact-form {
    padding: 18px;
  }
}