/* ============================================================
   DESIGN TOKENS — FAIRMicrobiome design system v1
   All component rules below MUST reference these vars.
   ============================================================ */

/* Bootstrap 5 overrides — must come before component rules */
:root {
  --bs-primary:           #1E5B5E;
  --bs-primary-rgb:       30, 91, 94;
  --bs-link-color:        #1E5B5E;
  --bs-link-hover-color:  #70999C;
  --bs-border-radius:     8px;
  --bs-border-radius-lg:  12px;
  --bs-border-color:      #D1DDE0;
  --bs-body-bg:           #EBEFF3;
  --bs-body-color:        #1A2B2C;
  --bs-body-font-family:  'Inter', system-ui, sans-serif;
  --bs-body-font-size:    1rem;
  --bs-body-line-height:  1.6;

  /* Brand teal */
  --color-primary:        #1E5B5E;
  --color-primary-hover:  #164346;
  --color-primary-mid:    #70999C;
  --color-primary-light:  #B6DCDE;
  --color-primary-pale:   #D7EBED;
  --color-primary-xpale:  #D8F1F3;

  /* Semantic surface */
  --color-background:     #EBEFF3;
  --color-surface:        #FFFFFF;
  --color-surface-muted:  #F8FAFC;

  /* Sidebar */
  --color-sidebar-bg:     #061313;
  --color-sidebar-active: #102F31;
  --color-sidebar-text:   #FAFAFA;

  /* Text */
  --color-text-primary:   #1A2B2C;
  --color-text-secondary: #4A6366;
  --color-text-muted:     #6B7B7C;
  --color-text-inverse:   #FFFFFF;

  /* Semantic feedback */
  --color-success:        #166534;
  --color-success-bg:     #DCFCE7;
  --color-warning:        #92400E;
  --color-warning-bg:     #DECDB6;
  --color-error:          #DC2626;
  --color-error-bg:       #FEF2F2;
  --color-info:           #0369A1;
  --color-info-bg:        #EFF6FF;

  /* Borders */
  --color-border:         #D1DDE0;
  --color-border-focus:   #1E5B5E;

  /* Accent */
  --color-accent:         #0369A1;

  /* Score card warm background (no equivalent BS token) */
  --color-score-card-bg:  #F2EDE2;
  /* Score k-value muted text (warm grey) */
  --color-text-muted-warm: #797771;

  /* Spacing (4px base grid) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-6:  24px;
  --space-8:  32px;
  --space-12: 48px;
  --space-16: 64px;

  /* Fonts */
  --font-heading: 'Exo', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'Roboto Mono', 'Courier New', monospace;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);

  /* Border radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-full: 9999px;
}

/* ---- Buttons ---- */
.btn-primary-custom {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-md);
  padding: 0.5rem 1.25rem;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: background-color 200ms ease, transform 150ms ease;
}
.btn-primary-custom:hover {
  background-color: var(--color-primary-mid);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
}
.btn-primary-custom:active {
  background-color: var(--color-primary-hover);
  transform: translateY(0);
}
.btn-primary-custom:focus-visible {
  outline: 3px solid var(--color-border-focus);
  outline-offset: 2px;
}
.btn-primary-custom:disabled,
.btn-primary-custom.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

.btn-cancel-custom {
  background-color: #99B8BB;
  color: var(--color-text-primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 200ms ease;
}
.btn-cancel-custom:hover {
  background-color: #C2D7DA;
  color: var(--color-text-primary);
}
.btn-cancel-custom:focus-visible {
  outline: 3px solid var(--color-border-focus);
  outline-offset: 2px;
}
.btn-cancel-custom:disabled,
.btn-cancel-custom.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

.btn-secondary-custom {
  background-color: var(--color-primary-light);
  color: var(--color-text-primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 200ms ease;
}
.btn-secondary-custom:hover {
  background-color: var(--color-primary-pale);
  color: var(--color-text-primary);
}
.btn-secondary-custom:active {
  background-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}
.btn-secondary-custom:focus-visible {
  outline: 3px solid var(--color-border-focus);
  outline-offset: 2px;
}
.btn-secondary-custom:disabled,
.btn-secondary-custom.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

.custom-alert-warning {
  background-color: var(--color-warning-bg);
  border-color: var(--color-warning-bg);
  color: var(--color-text-primary);
}

.custom-alert-secondary {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-text-primary);
}


.form-control {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  transition: border-color 200ms ease, box-shadow 200ms ease;
  background-color: var(--color-surface);
}
.form-control:focus {
  border-color: var(--color-border-focus) !important;
  border-width: 2px !important;
  box-shadow: 0 0 0 3px rgba(30, 91, 94, 0.15) !important;
  outline: none;
}

label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.invalid-feedback {
  color: var(--color-error);
  font-size: 0.8125rem;
}

/* Navbar information icon */
.navbar .info-icon {
  font-size: 1.5rem;
  color: var(--color-primary);
  position: absolute;
  right: 0.1px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
}
@media (min-width: 992px) {
  .navbar .info-icon {
    font-size: 2rem;
  }
}

/* ---- Page shell ---- */
html,
body {
  height: 100%;
}

#page-content {
  flex: 1 0 auto;
  margin-left: 250px;
  transition: margin-left 0.3s ease;
}

#sticky-footer {
  flex-shrink: 0;
}

.custom-footer {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  padding: 20px 0;
}

/* ---- Sidebar & Navigation ---- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 250px;
  background-color: var(--color-sidebar-bg);
  color: var(--color-sidebar-text);
  padding-top: 60px;
  transition: width 0.3s ease;
  z-index: 100;
}

.sidebar button {
  position: absolute;
  top: 10px;
  right: 10px;
}

#body.collapsed .nav-link .sidebar-text {
  display: none;
}

.sidebar ul.navbar-nav li.nav-item {
  padding: 10px 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar ul.navbar-nav li.nav-item:last-child {
  border-bottom: none;
}

.navbar-nav .nav-link {
  color: var(--color-sidebar-text);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background-color 200ms ease;
  cursor: pointer;
}

.navbar-nav .nav-link i {
  margin-right: 10px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  background-color: var(--color-sidebar-active);
  color: var(--color-sidebar-text);
}

.navbar-nav .nav-link:focus-visible {
  outline: 2px solid var(--color-primary-mid);
  outline-offset: -2px;
}

#body.collapsed .navbar-nav .nav-link {
  justify-content: center;
  padding: 10px 0;
}

#body.collapsed .navbar-nav .nav-link i {
  margin-right: 0;
}

/* ---- Browse button (file upload) ---- */
.custom-file-input {
  background-color: var(--color-primary-xpale);
  outline: var(--color-primary);
}

/* ---- Dashboard action cards ---- */
.card-color-box {
  width: 100%;
  height: 200px;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card-color-box i {
  font-size: 5rem;
  color: var(--color-primary);
}

/* Cards */
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 200ms ease, transform 200ms ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

/* ---- Progress bar ---- */
#progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

#progress {
  width: 0%;
  height: 100%;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

.hidden-row {
  display: none;
}

/* ---- Data tables ---- */
.table thead th {
  background-color: var(--color-primary-pale);
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--color-primary-light);
}

.table tbody td {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-border);
}

.table tbody tr:hover {
  background-color: var(--color-surface-muted);
}

/* Standard height for input boxes */
.custom-textarea {
  min-height: 120px;
}

/* Privacy metrics score indicator */
.score-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.score {
  width: 200px;
  height: 120px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.score-bar {
  position: absolute;
  width: 100%;
  height: 200%;
  border-radius: 50%;
  top: 0;
}

.score-bar .score-circle-p29,
.score-bar .score-circle-minl,
.score-bar .score-circle-maxt {
  position: absolute;
  top: 0;
}

.score-value {
  margin-bottom: 5px;
  text-align: center;
  color: var(--color-text-primary);
  font-family: var(--font-mono);
}

.score-name {
  color: var(--color-text-primary);
}

.score-number {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* Expand button */
.no-hover:hover {
  color: var(--color-primary);
  background-color: transparent;
}

/* Callout (documentation-style) */
.bd-callout {
  padding: 1.25rem;
  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
}

.bd-callout h4 {
  margin-top: 0;
  margin-bottom: 0.25rem;
}

.bd-callout p:last-child {
  margin-bottom: 0;
}

.bd-callout code {
  border-radius: var(--radius-sm);
}

.bd-callout + .bd-callout {
  margin-top: -0.25rem;
}

.bd-callout-default {
  border-left-color: var(--color-primary);
}

.bd-callout-default h4 {
  color: var(--color-text-secondary);
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-background);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-primary);
}

.data-value, td.mono, code, pre {
  font-family: var(--font-mono);
}

/* Type scale */
.text-display    { font-size: 2rem;     font-weight: 700; font-family: var(--font-heading); }
.text-heading    { font-size: 1.5rem;   font-weight: 600; font-family: var(--font-heading); }
.text-subheading { font-size: 1.125rem; font-weight: 600; font-family: var(--font-heading); }
.text-body       { font-size: 1rem;     font-weight: 400; }
.text-sm         { font-size: 0.875rem; font-weight: 400; }
.text-xs         { font-size: 0.75rem;  font-weight: 400; }
.text-mono       { font-size: 0.875rem; font-weight: 400; font-family: var(--font-mono); }

/* ============================================================
   MODAL HEADER
   ============================================================ */
.modal-header {
  background-color: var(--color-sidebar-bg);
  color: var(--color-text-inverse);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal-content {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: none;
}

/* Dark card header (login, register) */
.card-header-dark {
  background-color: var(--color-sidebar-bg);
  color: var(--color-text-inverse);
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.7rem;
  border-radius: var(--radius-full);
  padding: 3px 10px;
}

.badge.bg-secondary {
  background-color: var(--color-primary-light) !important;
  color: var(--color-text-primary);
}

.badge.bg-primary {
  background-color: var(--color-primary) !important;
}

/* ============================================================
   INFO ICON ACTIVE STATE
   ============================================================ */
.info-icon--active {
  color: var(--color-primary-mid);
}

/* ============================================================
   UTILITY CLASSES — Design-system tokens exposed as helpers
   ============================================================ */

/* Warm score-card background (privacy metrics pages) */
.card-warm {
  background-color: var(--color-score-card-bg);
}

/* Primary brand colour applied as text */
.text-primary-custom {
  color: var(--color-primary);
}

/* Warm-grey muted text (k-value display) */
.text-muted-warm {
  color: var(--color-text-muted-warm);
}

/* Table background for dataset list / search results */
.table-bg-muted {
  background-color: var(--color-surface-muted);
}

/* ============================================================
   MOTION & ACCESSIBILITY
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* Sidebar toggle button */
.sidebar-toggle-btn {
  background-color: transparent;
  color: var(--color-sidebar-text);
}

/* "Load More / Collapse" row-limit buttons — hover styling moved here from
   inline JS style mutation. !important matches the prior JS behaviour, which
   overrode an inline base background. Colours use shared design tokens. */
#toggleRows,
#toggleRowsResults {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}
#toggleRows:hover,
#toggleRowsResults:hover {
  background-color: var(--color-primary-mid) !important;
  border-color: var(--color-primary-hover) !important;
}