:root {
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  color-scheme: light dark;
  --accent: #0078d4;
  --accent-strong: #106ebe;
  --accent-soft: rgba(0, 120, 212, 0.12);
  --accent-soft-2: rgba(0, 120, 212, 0.18);
  --accent-glow: 0 20px 45px rgba(0, 120, 212, 0.25);
  --azure-blue: var(--accent);
  --azure-blue-dark: var(--accent-strong);
  --teal: #40c1ff;
  --green: #6bb700;
  --ink: #0f172a;
  --ink-soft: rgba(15, 23, 42, 0.7);
  --ink-muted: rgba(15, 23, 42, 0.6);
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: rgba(255, 255, 255, 0.95);
  --surface-dark: rgba(15, 23, 42, 0.92);
  --border: rgba(0, 120, 212, 0.25);
  --shadow: 0 20px 45px rgba(0, 33, 91, 0.15);
  --radius: 18px;
  --focus-ring: 0 0 0 3px rgba(0, 120, 212, 0.28);
  background: linear-gradient(135deg, rgba(0, 120, 212, 0.08) 0%, rgba(96, 205, 255, 0.08) 100%);
  background-attachment: fixed;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: transparent;
}

@media (prefers-color-scheme: dark) {
  body {
    color: rgba(255, 255, 255, 0.9);
    background: #0b1220;
  }
}

:focus-visible {
  outline: 2px solid transparent;
  box-shadow: var(--focus-ring);
  border-radius: 12px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  padding: 12px 16px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--azure-blue);
  color: #fff;
  text-decoration: none;
}

.skip-link:focus {
  left: 50%;
  top: 16px;
  width: auto;
  height: auto;
  transform: translateX(-50%);
  z-index: 1000;
}

.csa-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid rgba(0, 120, 212, 0.12);
  padding: 18px clamp(20px, 4vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (prefers-color-scheme: dark) {
  .csa-header {
    background: rgba(15, 23, 42, 0.85);
    border-bottom-color: rgba(255, 255, 255, 0.06);
  }
}

.csa-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.csa-header__logo {
  font-size: 32px;
  filter: drop-shadow(0 6px 12px rgba(0, 120, 212, 0.35));
}

.csa-header__title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-weight: 600;
}

.csa-header__name {
  font-size: clamp(18px, 2vw, 22px);
}

.csa-header__subtitle {
  font-size: 13px;
  letter-spacing: 0.35px;
  color: rgba(15, 23, 42, 0.65);
}

@media (prefers-color-scheme: dark) {
  .csa-header__subtitle {
    color: rgba(255, 255, 255, 0.55);
  }
}

.csa-header__nav {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.csa-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.3px;
  color: var(--accent);
  text-decoration: none;
  background: var(--accent-soft);
  transition: all 0.2s ease;
}

.csa-link:hover {
  border-color: var(--accent-soft-2);
  background: rgba(0, 120, 212, 0.18);
  transform: translateY(-1px);
}

.csa-button {
  appearance: none;
  border: none;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 600;
  letter-spacing: 0.4px;
  font-size: 13px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--teal) 100%);
  box-shadow: 0 15px 32px rgba(0, 120, 212, 0.35);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.csa-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 120, 212, 0.45);
}

.csa-button:active {
  transform: translateY(0);
}

.csa-button--ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(0, 120, 212, 0.45);
  box-shadow: none;
}

.csa-main {
  padding: clamp(40px, 5vw, 80px) clamp(20px, 6vw, 120px) 120px;
  display: flex;
  flex-direction: column;
  gap: clamp(48px, 6vw, 96px);
  width: min(1200px, 100%);
  margin: 0 auto;
}

.csa-hero {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 28px;
  padding: clamp(32px, 5vw, 64px);
  border: 1px solid rgba(0, 120, 212, 0.1);
  box-shadow: var(--shadow);
  display: grid;
  gap: 24px;
}

@media (prefers-color-scheme: dark) {
  .csa-hero {
    background: rgba(12, 20, 33, 0.92);
    border-color: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.92);
  }
}

.csa-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--azure-blue);
  text-transform: uppercase;
  font-size: 12px;
}

.csa-hero__title {
  font-size: clamp(32px, 5vw, 48px);
  margin: 0;
  letter-spacing: -0.02em;
}

.csa-hero__subtitle {
  font-size: clamp(16px, 2.4vw, 20px);
  line-height: 1.6;
  margin: 0;
  color: var(--ink-muted);
}

.csa-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.csa-link--inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.05);
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.3px;
}

.csa-link--inline:hover {
  background: rgba(0, 120, 212, 0.1);
}

.csa-pill-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px clamp(12px, 4vw, 24px);
  margin: -12px clamp(-8px, -1vw, -16px) clamp(32px, 4vw, 40px);
  position: sticky;
  top: 96px;
  z-index: 80;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(0, 120, 212, 0.08);
}

@media (prefers-color-scheme: dark) {
  .csa-pill-nav {
    background: rgba(12, 20, 33, 0.78);
    border-bottom-color: rgba(255, 255, 255, 0.04);
  }
}

.csa-pill {
  appearance: none;
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.3px;
  color: var(--ink-soft);
  background: rgba(15, 23, 42, 0.06);
  cursor: pointer;
  transition: all 0.2s ease;
}

.csa-pill:hover {
  color: var(--accent);
  background: rgba(0, 120, 212, 0.12);
  transform: translateY(-1px);
}

.csa-pill:active,
.csa-pill[aria-pressed="true"],
.csa-pill.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--teal) 100%);
  box-shadow: var(--accent-glow);
}

@media (prefers-color-scheme: dark) {
  .csa-hero__subtitle {
    color: rgba(180, 198, 232, 0.8);
  }
}

.csa-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(15, 23, 42, 0.6);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(18px, 3vw, 28px);
}

.summary-card {
  background: rgba(255, 255, 255, 0.94);
  border-radius: 22px;
  padding: 24px;
  border: 1px solid rgba(0, 120, 212, 0.12);
  box-shadow: 0 18px 30px rgba(0, 33, 91, 0.08);
  display: grid;
  gap: 12px;
}

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

.summary-card ul {
  margin: 0;
  padding-left: 20px;
  color: rgba(15, 23, 42, 0.7);
  font-size: 14px;
  line-height: 1.6;
}

.section-header {
  display: grid;
  gap: 8px;
  margin-bottom: 24px;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(26px, 4vw, 34px);
}

.section-header p {
  margin: 0;
  font-size: 16px;
  color: rgba(15, 23, 42, 0.66);
}

.roi-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.roi-form label {
  display: grid;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
}

.roi-form input {
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.15);
  padding: 12px 16px;
  font-size: 15px;
  background: rgba(255, 255, 255, 0.95);
}

.roi-highlight {
  display: grid;
  gap: 6px;
  margin-bottom: 24px;
  background: rgba(0, 120, 212, 0.08);
  border: 1px solid rgba(0, 120, 212, 0.2);
  border-radius: 16px;
  padding: 18px 20px;
  max-width: 360px;
  box-shadow: 0 14px 28px rgba(0, 120, 212, 0.18);
}

.roi-highlight__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: rgba(15, 23, 42, 0.66);
}

.roi-highlight__value {
  font-size: clamp(32px, 4vw, 38px);
  font-weight: 700;
  color: var(--azure-blue);
}

.roi-highlight__detail {
  font-size: 14px;
  color: rgba(15, 23, 42, 0.7);
}

.roi-chart {
  display: grid;
  gap: 16px;
  max-width: 520px;
}

.roi-chart__bar {
  display: grid;
  gap: 8px;
}

.roi-chart__label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(15, 23, 42, 0.7);
}

.roi-chart__track {
  width: 100%;
  height: 10px;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.08);
  overflow: hidden;
}

.roi-chart__fill {
  height: 100%;
  border-radius: 6px;
  transform-origin: left center;
  transition: width 0.4s ease;
}

.roi-chart__fill--current {
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.85), rgba(249, 115, 22, 0.85));
}

.roi-chart__fill--azure {
  background: linear-gradient(90deg, rgba(14, 165, 233, 0.9), rgba(59, 130, 246, 0.95));
}

.csa-competitive .competitive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.competitive-card {
  background: rgba(255, 255, 255, 0.92);
  border-radius: 20px;
  padding: 24px;
  border: 1px solid rgba(0, 120, 212, 0.12);
  box-shadow: 0 16px 28px rgba(0, 52, 113, 0.08);
}

.competitive-card ul {
  margin: 16px 0 0;
  padding-left: 20px;
  line-height: 1.6;
  font-size: 14px;
}

.competitive-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  background: rgba(0, 120, 212, 0.12);
  color: var(--azure-blue);
  padding: 6px 12px;
  border-radius: 10px;
}

.objection-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 22px;
  padding: 28px;
  border: 1px solid rgba(0, 120, 212, 0.15);
  box-shadow: 0 14px 30px rgba(0, 52, 113, 0.12);
  display: grid;
  gap: 18px;
}

.objection-card footer {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
  color: rgba(15, 23, 42, 0.7);
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.industry-card {
  border-radius: 18px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 120, 212, 0.12);
  display: grid;
  gap: 10px;
  box-shadow: 0 14px 26px rgba(0, 52, 113, 0.08);
}

.industry-card__icon {
  font-size: 28px;
}

.industry-card ul {
  margin: 0;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.55;
}

.industry-card__cta {
  justify-self: start;
  margin-top: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(0, 120, 212, 0.28);
  background: rgba(0, 120, 212, 0.12);
  color: var(--azure-blue);
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.industry-card__cta:hover {
  border-color: rgba(0, 120, 212, 0.45);
  background: rgba(0, 120, 212, 0.2);
  transform: translateY(-1px);
}

.runbook-list {
  margin: 0;
  padding-left: 24px;
  display: grid;
  gap: 10px;
  line-height: 1.6;
}

.csa-cta {
  text-align: center;
  display: grid;
  gap: 20px;
  background: linear-gradient(135deg, rgba(0, 120, 212, 0.16) 0%, rgba(64, 193, 255, 0.18) 100%);
  border-radius: 28px;
  padding: clamp(32px, 5vw, 60px);
  border: 1px solid rgba(0, 120, 212, 0.18);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.csa-footer {
  padding: 40px 20px 60px;
  text-align: center;
  font-size: 14px;
  color: rgba(15, 23, 42, 0.65);
}

.presentation-mode .csa-header,
.presentation-mode .csa-main,
.presentation-mode .csa-footer {
  font-size: 1.08em;
}

.presentation-mode .csa-main {
  gap: 72px;
}

.csa-scenarios {
  display: grid;
  gap: 24px;
}

.scenario-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  gap: clamp(20px, 4vw, 32px);
  align-items: start;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.scenario-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(0, 120, 212, 0.12);
  border-radius: 18px;
  padding: 20px;
  display: grid;
  gap: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 16px 28px rgba(0, 33, 91, 0.08);
}

.scenario-card:hover {
  border-color: rgba(0, 120, 212, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 20px 36px rgba(0, 120, 212, 0.16);
}

.scenario-card__icon {
  font-size: 30px;
}

.scenario-card__title {
  margin: 0;
  font-size: 18px;
}

.scenario-card__description {
  margin: 0;
  font-size: 14px;
  color: rgba(15, 23, 42, 0.68);
}

.scenario-card__pill {
  justify-self: start;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(0, 120, 212, 0.1);
  color: var(--azure-blue);
  letter-spacing: 0.3px;
}

.scenario-drawer {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 120, 212, 0.12);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
  display: grid;
  gap: 14px;
}

.scenario-drawer__badge {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.35px;
  color: rgba(15, 23, 42, 0.6);
}

.scenario-drawer__title {
  margin: 0;
  font-size: 20px;
}

.scenario-drawer__summary {
  margin: 0;
  font-size: 14px;
  color: rgba(15, 23, 42, 0.68);
}

.scenario-drawer__highlights {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
}

.scenario-drawer__footer {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 13px;
  color: rgba(15, 23, 42, 0.65);
}

.scenario-drawer__services {
  font-weight: 600;
}

@media (max-width: 780px) {
  .csa-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .csa-header__nav {
    justify-content: flex-start;
  }

  .csa-main {
    padding: 32px 16px 80px;
  }

  .summary-grid,
  .csa-competitive .competitive-grid,
  .industry-grid,
  .roi-form,
  .scenario-layout {
    grid-template-columns: 1fr;
  }

  .csa-pill-nav {
    position: static;
    margin: clamp(24px, 6vw, 40px) 0;
    padding: 10px;
  }

  .scenario-drawer {
    order: -1;
  }
}