/**
 * SomElearning — global UI layer (design tokens, Bootstrap 5 alignment, LMS chrome)
 * Primary green · Surfaces: soft sky tint · Neutrals: stone / green darks
 */

:root {
  --som-color-primary: #28c76f;
  --som-color-primary-dark: #1fa75d;
  --som-color-primary-rgb: 40, 199, 111;
  --som-color-accent: #34d399;
  --som-color-accent-rgb: 52, 211, 153;
  --som-color-secondary: #64748b;
  --som-color-success: #059669;
  --som-color-warning: #d97706;
  --som-color-danger: #dc2626;
  --som-color-bg: #ebf5ff;
  --som-color-surface: #ffffff;
  --som-color-border: rgba(20, 50, 35, 0.08);
  --som-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --som-font-display: "Plus Jakarta Sans", system-ui, sans-serif;
  --som-radius: 0.75rem;
  --som-radius-sm: 0.5rem;
  --som-radius-lg: 1rem;
  --som-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --som-shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  --som-ring: 0 0 0 3px rgba(var(--som-color-primary-rgb), 0.22);
  /* Solid bar color (same family as nav); heroes/sections use this — no gradient */
  --som-navbar-bg: var(--som-color-primary-dark);
  --som-topbar-bg: #14532d;
}

/* Align Bootstrap 5.3 theme with brand (loaded after bootstrap.min.css) */
:root,
[data-bs-theme="light"] {
  --bs-primary: #28c76f;
  --bs-primary-rgb: 40, 199, 111;
  --bs-link-color: #1fa75d;
  --bs-link-hover-color: #16a34a;
}

[data-bs-theme="dark"] {
  --bs-primary: #4ade80;
  --bs-primary-rgb: 74, 222, 128;
  --bs-link-color: #4ade80;
  --bs-link-hover-color: #86efac;
  --som-color-bg: #052e16;
  --som-color-surface: #14532d;
  --som-color-border: rgba(148, 163, 184, 0.12);
}

html {
  scroll-behavior: smooth;
}

body,
.lms-body {
  font-family: var(--som-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.lms-body {
  background-color: var(--som-color-bg);
  color: var(--bs-body-color);
}

/* Layout shell: sticky footer without extra wrappers */
.lms-body.min-vh-100 {
  min-height: 100vh;
}

.main-content {
  flex: 1 0 auto;
}

/* Cards — shared LMS surface */
.som-card,
.lms-card {
  background: var(--som-color-surface);
  border-radius: var(--som-radius);
  box-shadow: var(--som-shadow);
  border: 1px solid var(--som-color-border);
}

.som-card__title,
.lms-card__title {
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.som-btn {
  border-radius: var(--som-radius-sm);
  font-weight: 600;
}

.som-btn--primary {
  background: linear-gradient(135deg, var(--som-color-primary) 0%, var(--som-color-accent) 100%);
  border: none;
  color: #fff;
}

.som-btn--primary:hover {
  filter: brightness(1.05);
  color: #fff;
}

.som-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.som-layout__main {
  flex: 1 0 auto;
}

.som-hero {
  background: var(--som-navbar-bg);
  color: #fff;
  padding: clamp(3rem, 8vw, 5rem) 0;
}

.som-hero__title {
  font-family: var(--som-font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.som-section {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.som-section--muted {
  background-color: var(--som-color-bg);
}

.som-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.som-table-wrap .table {
  margin-bottom: 0;
}

.som-nav-link--active {
  font-weight: 600;
}

/* Page title strip (inner pages) */
.lms-page-heading {
  margin-bottom: 1.5rem;
}

.lms-page-heading h1,
.lms-page-heading .h3 {
  font-family: var(--som-font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--bs-heading-color);
}

.lms-kicker {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--som-color-accent);
}

/* Footer — public site */
.lms-footer,
.main-footer.lms-footer {
  background: linear-gradient(180deg, #052e16 0%, #020617 100%);
  color: rgba(248, 250, 252, 0.88);
  border-top: 1px solid rgba(148, 163, 184, 0.12);
}

.lms-footer h5,
.lms-footer h6 {
  color: #fff;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.lms-footer a {
  color: rgba(226, 232, 240, 0.9);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.lms-footer .footer-social-link {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--som-radius-sm);
}

.lms-footer .footer-social-link:hover {
  background: var(--som-color-primary);
  color: #fff;
}

.lms-footer hr {
  border-color: rgba(148, 163, 184, 0.15);
}

/* Newsletter band */
.lms-newsletter-band {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(13, 148, 136, 0.1) 100%);
  border-block: 1px solid var(--som-color-border);
}

/* Forms: calmer focus */
.form-control:focus,
.form-select:focus {
  border-color: rgba(var(--som-color-primary-rgb), 0.55);
  box-shadow: var(--som-ring);
}

/* Focus visibility */
.som-focus:focus-visible {
  outline: 2px solid var(--som-color-primary);
  outline-offset: 2px;
}

@media (max-width: 991.98px) {
  .som-sidebar--dashboard {
    box-shadow: var(--som-shadow-lg);
  }
}