/* IS Business Analytics — enterprise UI (reference: Apple/Microsoft/PayPal patterns) */
:root {
  --color-bg: #ffffff;
  --color-bg-subtle: #f5f5f7;
  --color-bg-elevated: #fafafa;
  --color-text: #1d1d1f;
  --color-text-secondary: #6e6e73;
  --color-border: #d2d2d7;
  --color-border-light: #e8e8ed;
  --color-accent: #0067b8;
  --color-accent-hover: #005a9e;
  --color-link: #0067b8;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-display: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.06);
  --max-content: 1068px;
  --max-wide: 1280px;
  --header-h: 52px;
  --space-section: clamp(3.5rem, 8vw, 5.5rem);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.47059;
  letter-spacing: -0.022em;
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 0.65rem 1rem;
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
}

.skip-link:focus {
  left: 0;
}

/* Shell — horizontal rhythm like large product sites */
.shell {
  width: 100%;
  max-width: var(--max-wide);
  margin: 0 auto;
  padding-left: max(22px, env(safe-area-inset-left));
  padding-right: max(22px, env(safe-area-inset-right));
}

.shell--narrow {
  max-width: var(--max-content);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--color-border-light);
}

.site-header__inner {
  height: 100%;
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 0 max(22px, env(safe-area-inset-left)) 0 max(22px, env(safe-area-inset-right));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.site-brand img {
  display: block;
  height: 28px;
  width: auto;
  max-width: min(220px, 42vw);
}

.site-brand:hover {
  opacity: 0.85;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.15rem 0.35rem;
}

.site-nav a {
  color: var(--color-text);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.site-nav a:hover {
  background: rgba(0, 0, 0, 0.04);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--color-accent);
  font-weight: 600;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 0.25rem;
  padding-left: 0.65rem;
  border-left: 1px solid var(--color-border-light);
}

.lang-toggle__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.lang-switch a {
  padding: 0.28rem 0.55rem;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-bg-subtle);
}

.lang-switch a:hover {
  color: var(--color-text);
  background: #ebebed;
  text-decoration: none;
}

.lang-switch a[aria-current="true"] {
  color: #fff;
  background: var(--color-text);
}

.lang-float {
  position: fixed;
  bottom: max(16px, env(safe-area-inset-bottom));
  right: max(16px, env(safe-area-inset-right));
  z-index: 90;
  padding: 0.5rem 0.85rem;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text) !important;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  text-decoration: none !important;
}

.lang-float:hover {
  border-color: var(--color-accent);
  text-decoration: none !important;
}

/* Main */
main {
  width: 100%;
  max-width: var(--max-content);
  margin: 0 auto;
  padding: clamp(2.5rem, 5vw, 3.5rem) max(22px, env(safe-area-inset-left)) clamp(4rem, 8vw, 5rem)
    max(22px, env(safe-area-inset-right));
  flex: 1;
}

main.main--wide {
  max-width: var(--max-wide);
  padding-left: max(22px, env(safe-area-inset-left));
  padding-right: max(22px, env(safe-area-inset-right));
}

main.main--wide.home {
  padding-top: 0;
}

/* Typography */
h1 {
  margin: 0 0 0.5em;
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 600;
  line-height: 1.07;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

h2 {
  margin: 0 0 0.65em;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.5vw, 28px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

h3 {
  margin: 0 0 0.4em;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

p,
li {
  color: var(--color-text-secondary);
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0 0 1em;
  padding-left: 1.25rem;
}

.lead {
  font-size: 21px;
  line-height: 1.381;
  letter-spacing: 0.011em;
  font-weight: 400;
  color: var(--color-text-secondary);
  max-width: 42rem;
}

.meta {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  font-size: 14px;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-light);
}

/* Sections */
.section {
  margin-top: var(--space-section);
}

.section > h2:first-child {
  margin-bottom: 0.5em;
}

.section > p:first-of-type {
  max-width: 42rem;
}

.section--split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: start;
}

.section--compact {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero band (full-bleed subtle bg, viewport width on home) */
.hero-band {
  background: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border-light);
  padding-top: clamp(2.25rem, 5vw, 3.5rem);
  padding-bottom: clamp(2rem, 4vw, 3rem);
}

main.main--wide .hero-band {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  width: 100vw;
  max-width: 100vw;
}

.hero-band__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  padding-left: max(22px, env(safe-area-inset-left));
  padding-right: max(22px, env(safe-area-inset-right));
}

.alt-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.85fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.alt-hero__left {
  padding: 0;
  border: none;
  background: transparent;
  border-radius: 0;
}

.alt-hero__right {
  margin-top: 0.25rem;
}

.eyebrow {
  margin: 0 0 0.65rem;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hero-actions .btn {
  min-height: 44px;
  padding-left: 1.35rem;
  padding-right: 1.35rem;
}

/* Cards */
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  padding: 1.5rem 1.35rem;
  box-shadow: var(--shadow-sm);
}

.card--muted {
  background: var(--color-bg-elevated);
  border-color: var(--color-border-light);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 1.25rem;
  border-radius: var(--radius-md);
  border: none;
  background: var(--color-accent);
  color: #fff !important;
  text-decoration: none !important;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.btn:hover {
  background: var(--color-accent-hover);
  text-decoration: none !important;
}

.btn:active {
  transform: scale(0.98);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent) !important;
  border: 1px solid var(--color-border);
  box-shadow: none;
}

.btn--ghost:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-text-secondary);
}

.btn--small {
  min-height: 36px;
  padding: 0 0.85rem;
  font-size: 13px;
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
  font-size: 16px;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}

.form-hint {
  margin-top: 0.35rem;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.form-status {
  display: none;
  margin-top: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.form-status.is-visible {
  display: block;
}

.form-status--info {
  background: #f0f7fc;
  border: 1px solid #b8d4eb;
  color: var(--color-text);
}

/* Footer — multi-column */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-border-light);
  background: var(--color-bg-subtle);
  padding: clamp(2.5rem, 5vw, 3.5rem) max(22px, env(safe-area-inset-left)) clamp(1.5rem, 3vw, 2rem)
    max(22px, env(safe-area-inset-right));
  font-size: 12px;
  color: var(--color-text-secondary);
}

.site-footer__grid {
  max-width: var(--max-wide);
  margin: 0 auto 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.75rem 2rem;
  text-align: left;
}

.site-footer__col h3 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin: 0 0 0.75rem;
}

.site-footer__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__col li {
  margin-bottom: 0.5rem;
}

.site-footer__col a {
  color: var(--color-text);
  font-size: 13px;
  font-weight: 400;
}

.site-footer__col a:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  max-width: var(--max-wide);
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-light);
  text-align: center;
}

.site-footer__bottom p {
  margin: 0;
  font-size: 12px;
}

/* Legacy single-line nav in footer (hidden if grid used) */
.site-footer__nav {
  display: none;
}

.site-footer__sep {
  color: var(--color-border);
}

/* Components */
.hero-panel {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
}

.hero-panel h1,
.hero-panel .lead {
  margin-bottom: 0.75rem;
}

.hero-panel__cta a {
  margin-top: 0.5rem;
}

.trust-strip {
  margin: 1.5rem 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.trust-item {
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  background: var(--color-bg);
  font-size: 14px;
}

.trust-item strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-text);
  font-size: 13px;
  font-weight: 600;
}

.disclaimer-inline {
  margin: 0 0 1.5rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid #e6d9a8;
  background: #fffbeb;
  font-size: 14px;
}

.services-grid {
  margin: 1.25rem 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.service-card {
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  min-height: 160px;
}

.aws-disclosure {
  margin: 1rem 0 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
  font-size: 14px;
}

.check-list {
  list-style: none;
  padding-left: 0;
}

.check-list li {
  position: relative;
  padding-left: 1.15rem;
  margin-bottom: 0.5rem;
  font-size: 15px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
}

.bento-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.bento-card {
  grid-column: span 4;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  background: var(--color-bg);
  min-height: 160px;
}

.bento-card--wide {
  grid-column: span 8;
}

.bento-card--accent {
  border-color: #b8d4eb;
  background: #f7fbfd;
}

.faq-grid {
  display: grid;
  gap: 0.65rem;
}

.faq-grid details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  padding: 0.85rem 1rem;
}

.faq-grid summary {
  cursor: pointer;
  color: var(--color-text);
  font-weight: 600;
  font-size: 15px;
}

.faq-grid p {
  margin-top: 0.65rem;
  margin-bottom: 0;
  font-size: 15px;
}

.intake-simple {
  max-width: 640px;
  margin: 0 auto;
}

.intake-simple__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.home .section {
  margin-top: var(--space-section);
}

.home-hero {
  padding: clamp(1.5rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  background: var(--color-bg-subtle);
  box-shadow: none;
}

.hero-metrics {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}

.metric {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  padding: 0.85rem 1rem;
}

.metric strong {
  display: block;
  color: var(--color-text);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.metric span {
  color: var(--color-text-secondary);
  font-size: 13px;
}

.hub {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.hub__links {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.hub__links a {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-weight: 500;
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg);
}

.hub__links a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  text-decoration: none;
}

@media (max-width: 900px) {
  .alt-hero {
    grid-template-columns: 1fr;
  }

  .section--split {
    grid-template-columns: 1fr;
  }

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

  .bento-card,
  .bento-card--wide {
    grid-column: span 1;
    min-height: auto;
  }

  .intake-simple__grid {
    grid-template-columns: 1fr;
  }

  .site-nav a {
    font-size: 11px;
    padding: 0.35rem 0.5rem;
  }
}

@media (max-width: 760px) {
  .site-brand img {
    height: 24px;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}