/* ==========================================================================
   ChronicSync — Design System
   Palette derived from the official ChronicSync logo
   (wwwroot/images/branding/chronicsync-icon.png): deep blue #0166b9 (person/ring),
   teal #08b5e2 (ring gradient/cross), leaf green #3aa159, wordmark navy #0f2035.
   ========================================================================== */

:root {
  /* Brand — derived from the logo mark */
  --cs-primary: #0166b9;
  --cs-primary-dark: #015090;
  --cs-primary-darker: #001a2e;
  --cs-primary-light: #ebf3f9;
  --cs-primary-tint: #dbeaf5;

  --cs-secondary: #08b5e2;
  --cs-secondary-dark: #056d88;
  --cs-secondary-light: #ebf9fd;
  --cs-secondary-tint: #dcf5fb;

  --cs-accent: #3aa159;
  --cs-accent-dark: #29713e;
  --cs-accent-light: #ebf6ee;

  /* Neutrals */
  --cs-heading: #0f2035;
  --cs-text: #3a4657;
  --cs-text-muted: #636a76;
  --cs-bg: #f7fafd;
  --cs-bg-soft: #f0f6fb;
  --cs-white: #ffffff;
  --cs-border: #e6f0f8;

  /* Status semantics — the brand's leaf green doubles as the "on track" status
     color; warning/danger stay generic amber/red, unrelated to the brand hue. */
  --cs-success: var(--cs-accent-dark);
  --cs-success-light: var(--cs-accent-light);
  --cs-warning: #8a5714;
  --cs-warning-light: #faf0e0;
  --cs-danger: #a3324a;
  --cs-danger-light: #fbe8ec;

  /* Elevation — tinted toward the brand's deep navy rather than neutral black */
  --cs-shadow-sm: 0 2px 8px rgba(0, 26, 46, 0.07);
  --cs-shadow-md: 0 12px 32px rgba(0, 26, 46, 0.10);
  --cs-shadow-lg: 0 24px 56px rgba(0, 26, 46, 0.16);

  /* Radii */
  --cs-radius-sm: 10px;
  --cs-radius-md: 16px;
  --cs-radius-lg: 24px;

  /* Type */
  --cs-font-heading: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --cs-font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  /* Layout */
  --cs-container-max: 1320px;

  /* Motion */
  --cs-transition: 200ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--cs-font-body);
  color: var(--cs-text);
  background-color: var(--cs-bg);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--cs-font-heading);
  color: var(--cs-heading);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.25rem, 1.6rem + 2.6vw, 3.75rem); }
h2 { font-size: clamp(1.85rem, 1.5rem + 1.4vw, 2.75rem); }
h3 { font-size: clamp(1.3rem, 1.15rem + 0.6vw, 1.65rem); }

p { max-width: 66ch; }
p.no-measure { max-width: none; }

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

a:hover {
  color: var(--cs-primary-dark);
}

/* ---- Layout container ---- */
.cs-container {
  max-width: var(--cs-container-max);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
  width: 100%;
}

/* Keep Bootstrap's .container in sync with the wider brand container,
   with fluid gutters so content never touches the screen edge. */
.container {
  max-width: var(--cs-container-max);
  padding-left: clamp(16px, 4vw, 32px);
  padding-right: clamp(16px, 4vw, 32px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--cs-font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--cs-secondary-dark);
  background: var(--cs-secondary-tint);
  padding: 0.4rem 0.95rem;
  border-radius: 999px;
}

.section {
  /* Desktop: ~96-120px */
  padding: clamp(6rem, 5rem + 2vw, 7.5rem) 0;
}

@media (max-width: 991.98px) {
  /* Tablet: ~72-90px */
  .section { padding: clamp(4.5rem, 4rem + 1.5vw, 5.625rem) 0; }
}

@media (max-width: 767.98px) {
  /* Mobile: ~56-72px */
  .section { padding: clamp(3.5rem, 3rem + 1.5vw, 4.5rem) 0; }
}

.section-header {
  max-width: 700px;
  margin-bottom: 2.75rem;
}

.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
}

.section-lede {
  font-size: 1.125rem;
  color: var(--cs-text-muted);
}

.bg-surface { background-color: var(--cs-white); }
.bg-tint { background-color: var(--cs-bg-soft); }

/* Dark section: force light text so headings/copy never render dark-on-dark
   regardless of which shared partial (e.g. _SectionHeading, _ProductShowcase)
   is placed inside it. */
.bg-heading {
  background-color: var(--cs-heading);
  color: rgba(255, 255, 255, 0.75);
}

.bg-heading h1,
.bg-heading h2,
.bg-heading h3,
.bg-heading h4,
.bg-heading h5,
.bg-heading h6 {
  color: #ffffff;
}

.bg-heading .section-lede {
  color: rgba(255, 255, 255, 0.75);
}

/* Cards keep their own light surface even inside a dark section (e.g. the
   Security cards), so all of their text must reset to the normal light-theme
   colors instead of inheriting the section-wide white/muted override above. */
.bg-heading .cs-card {
  color: var(--cs-text);
}

.bg-heading .cs-card h1,
.bg-heading .cs-card h2,
.bg-heading .cs-card h3,
.bg-heading .cs-card h4,
.bg-heading .cs-card h5,
.bg-heading .cs-card h6 {
  color: var(--cs-heading);
}

.bg-heading .eyebrow {
  color: var(--cs-secondary-light);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

/* ---- Buttons ---- */
.cs-btn,
.btn {
  font-family: var(--cs-font-heading);
  font-weight: 700;
  font-size: 0.98rem;
  border-radius: var(--cs-radius-sm);
  padding: 0.72rem 1.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1.5px solid transparent;
  transition: transform var(--cs-transition), box-shadow var(--cs-transition), background-color var(--cs-transition), color var(--cs-transition), border-color var(--cs-transition);
}

.cs-btn .cs-btn-arrow,
.btn .cs-btn-arrow {
  transition: transform var(--cs-transition);
}

.cs-btn:hover .cs-btn-arrow,
.btn:hover .cs-btn-arrow {
  transform: translateX(3px);
}

.btn:focus-visible, a:focus-visible, .nav-link:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--cs-secondary);
  outline-offset: 2px;
}

.cs-btn-primary,
.btn-primary {
  background-color: var(--cs-primary);
  border-color: var(--cs-primary);
  color: #fff;
}

.cs-btn-primary:hover,
.btn-primary:hover,
.cs-btn-primary:focus,
.btn-primary:focus {
  background-color: var(--cs-primary-dark);
  border-color: var(--cs-primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--cs-shadow-md);
}

.cs-btn-secondary,
.btn-accent {
  /* The brand teal is too light for reliable white-text contrast as a solid
     button fill, so buttons use the darker shade; raw --cs-secondary stays
     reserved for gradients, tracks, and other non-text decorative fills. */
  background-color: var(--cs-secondary-dark);
  border-color: var(--cs-secondary-dark);
  color: #fff;
}

.cs-btn-secondary:hover,
.btn-accent:hover,
.cs-btn-secondary:focus,
.btn-accent:focus {
  background-color: #045a71;
  border-color: #045a71;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--cs-shadow-md);
}

.cs-btn-outline,
.btn-outline-primary-custom {
  background-color: transparent;
  border-color: var(--cs-primary);
  color: var(--cs-primary);
}

.cs-btn-outline:hover,
.btn-outline-primary-custom:hover {
  background-color: var(--cs-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline-light-custom {
  background-color: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  color: #fff;
}

.btn-outline-light-custom:hover {
  background-color: rgba(255, 255, 255, 0.14);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

.cs-btn-lg,
.btn-lg {
  padding: 0.9rem 1.9rem;
  font-size: 1.05rem;
}

.cs-btn-link,
.btn-link-arrow {
  font-family: var(--cs-font-heading);
  font-weight: 700;
  color: var(--cs-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0;
  border: none;
  background: none;
}

.btn-link-arrow .arrow,
.cs-btn-link .arrow {
  transition: transform var(--cs-transition);
}

.btn-link-arrow:hover .arrow,
.cs-btn-link:hover .arrow {
  transform: translateX(4px);
}

/* ---- Cards ---- */
.cs-card {
  background: var(--cs-white);
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius-md);
  padding: 1.9rem;
  height: 100%;
  transition: transform var(--cs-transition), box-shadow var(--cs-transition), border-color var(--cs-transition);
}

.cs-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--cs-shadow-md);
  border-color: transparent;
}

.cs-icon-tile {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--cs-radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.1rem;
  background: var(--cs-primary-light);
  color: var(--cs-primary);
}

.cs-icon-tile.tint-secondary { background: var(--cs-secondary-tint); color: var(--cs-secondary-dark); }

/* ---- Header / Navigation ---- */
.cs-topbar {
  background: var(--cs-primary-darker);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.82rem;
  text-align: center;
  padding: 0.45rem 0;
}

.cs-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(250, 249, 251, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--cs-transition), border-color var(--cs-transition);
}

.cs-header.is-scrolled {
  box-shadow: var(--cs-shadow-sm);
  border-bottom-color: var(--cs-border);
  background: rgba(250, 249, 251, 0.97);
}

.cs-navbar { padding: 0.85rem 0; transition: padding var(--cs-transition); }

/* The nav carries no .navbar-light/.navbar-dark context class, so Bootstrap
   never assigns the toggler icon its background-image — define our own. */
.cs-navbar .navbar-toggler {
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius-sm);
  padding: 0.4rem 0.55rem;
}

.cs-navbar .navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(1, 102, 185, 0.18);
}

.cs-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230f2035' stroke-width='2.4' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.cs-header.is-compact .cs-navbar { padding: 0.55rem 0; }
.cs-header.is-compact .cs-brand-logo { height: 3.25rem; }

.cs-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--cs-font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--cs-heading);
}

/* The header logo image already includes the icon, wordmark, and tagline
   baked in, so it needs enough display height for the tagline to read. */
.cs-brand-logo {
  height: 4.25rem;
  width: auto;
  transition: height var(--cs-transition);
}

.cs-brand .mark {
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cs-brand .mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.cs-navbar .nav-link {
  font-family: var(--cs-font-heading);
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--cs-heading);
  padding: 0.55rem 1rem;
  border-radius: 999px;
}

.cs-navbar .nav-link:hover,
.cs-navbar .nav-link.active {
  color: var(--cs-primary);
}

.cs-navbar .nav-item.dropdown.show > .nav-link,
.cs-navbar .nav-link[aria-expanded="true"] {
  color: var(--cs-primary);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cs-primary);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 2000;
  border-radius: 0 0 8px 0;
}

.skip-link:focus {
  left: 0;
  color: #fff;
}

/* ---- Footer ---- */
.cs-footer {
  background: var(--cs-heading);
  color: rgba(255, 255, 255, 0.72);
  padding: 4.5rem 0 1.75rem;
}

.cs-footer h6 {
  color: #fff;
  font-family: var(--cs-font-heading);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.cs-footer a {
  color: rgba(255, 255, 255, 0.72);
  display: block;
  padding: 0.3rem 0;
}

.cs-footer a:hover {
  color: #fff;
}

.cs-footer .cs-brand { color: #fff; }

.cs-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
}

/* ---- Scroll reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 550ms ease, transform 550ms ease;
}

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

.reveal-left { opacity: 0; transform: translateX(-24px); transition: opacity 550ms ease, transform 550ms ease; }
.reveal-left.is-visible { opacity: 1; transform: translateX(0); }

.reveal-right { opacity: 0; transform: translateX(24px); transition: opacity 550ms ease, transform 550ms ease; }
.reveal-right.is-visible { opacity: 1; transform: translateX(0); }

.reveal-scale { opacity: 0; transform: scale(0.94); transition: opacity 550ms ease, transform 550ms ease; }
.reveal-scale.is-visible { opacity: 1; transform: scale(1); }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-left, .reveal-right, .reveal-scale { opacity: 1; transform: none; }
}

/* ---- Counter ---- */
.cs-stat-number {
  font-family: var(--cs-font-heading);
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--cs-heading);
}

/* ---- Trust / statistics band ---- */
.cs-trust-stats > [class*="col-"] {
  border-right: 1px solid var(--cs-border);
}

.cs-trust-stats > [class*="col-"]:last-child {
  border-right: none;
}

@media (max-width: 767.98px) {
  .cs-trust-stats > [class*="col-"] {
    border-right: none;
    border-bottom: 1px solid var(--cs-border);
    padding-bottom: 1.5rem;
  }
  .cs-trust-stats > [class*="col-"]:last-child { border-bottom: none; padding-bottom: 0; }
}

/* ---- Breadcrumbs ---- */
.cs-breadcrumb-bar {
  background: var(--cs-bg-soft);
  border-bottom: 1px solid var(--cs-border);
  padding: 0.75rem 0;
}

.cs-breadcrumb-bar ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--cs-text-muted);
}

.cs-breadcrumb-bar li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--cs-border);
}

.cs-breadcrumb-bar li { display: flex; gap: 0.4rem; }
.cs-breadcrumb-bar a { color: var(--cs-text-muted); font-weight: 500; }
.cs-breadcrumb-bar a:hover { color: var(--cs-primary); }
.cs-breadcrumb-bar li:last-child { color: var(--cs-heading); font-weight: 600; }

/* ---- Utility ---- */
.text-primary-custom { color: var(--cs-primary) !important; }
.text-secondary-custom { color: var(--cs-secondary-dark) !important; }
.text-muted-custom { color: var(--cs-text-muted) !important; }
.shadow-soft { box-shadow: var(--cs-shadow-md); }
.rounded-cs { border-radius: var(--cs-radius-md); }

.step-connector {
  position: relative;
}

.step-connector::before {
  content: "";
  position: absolute;
  top: 1.7rem;
  left: 50%;
  width: 100%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--cs-border) 0 8px, transparent 8px 14px);
  z-index: 0;
}

.step-connector:last-child::before { display: none; }

/* ---- Forms ---- */
.form-label {
  font-weight: 600;
  color: var(--cs-heading);
  font-size: 0.92rem;
}

.form-control,
.form-select {
  border-color: var(--cs-border);
  border-radius: var(--cs-radius-sm);
  padding: 0.65rem 0.9rem;
  color: var(--cs-text);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--cs-primary);
  box-shadow: 0 0 0 0.2rem rgba(1, 102, 185, 0.15);
}

.form-check-input {
  border-color: var(--cs-border);
}

.form-check-input:checked {
  background-color: var(--cs-primary);
  border-color: var(--cs-primary);
}

.form-check-input:focus {
  border-color: var(--cs-primary);
  box-shadow: 0 0 0 0.2rem rgba(1, 102, 185, 0.15);
}

.step-number {
  position: relative;
  z-index: 1;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 50%;
  background: var(--cs-white);
  border: 2px solid var(--cs-primary);
  color: var(--cs-primary);
  font-family: var(--cs-font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}