/* ============================================================
   Forecast Face-Off — styling aligned with daa-labs.com
   Tokens, fonts, theme system match assets/css/styles.css and
   assets/js/theme.js in the daa-labs repo (Amanda Alvarez).
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&family=Space+Mono:wght@400;700&display=swap');

/* ── Brand tokens (mirror /assets/css/styles.css) ── */
:root {
  --color-ink:        #0F1923;
  --color-slate:      #1E2D3D;
  --color-steel:      #2E4A63;
  --color-fog:        #F0EDE8;
  --color-bone:       #F8F5F0;
  --color-labs-blue:  #1A5BAB;
  --color-labs-sky:   #3A9BD5;
  --color-citrus:     #E8B84B;
  --color-amber:      #C97D2E;
  --color-mint:       #2BB88A;
  --color-coral:      #C2766F;

  --font-sans:  'DM Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono:  'Space Mono', 'Courier New', monospace;

  /* Resolved theme tokens — defaults are dark */
  --bg:          var(--color-ink);
  --surface:     var(--color-slate);
  --surface-2:   var(--color-steel);
  --border:      rgba(58, 155, 213, 0.18);
  --border-strong: rgba(58, 155, 213, 0.28);
  --text:        var(--color-bone);
  --text-muted:  rgba(248, 245, 240, 0.55);
  --text-faint:  rgba(248, 245, 240, 0.32);
  --primary:     var(--color-labs-sky);     /* sky for dark */
  --primary-deep:var(--color-labs-blue);
  --accent:      var(--color-citrus);
  --shadow:      0 8px 32px rgba(58, 155, 213, 0.06);
}

[data-theme="light"],
[data-bs-theme="light"] {
  --bg:          var(--color-bone);
  --surface:     #ffffff;
  --surface-2:   var(--color-fog);
  --border:      rgba(26, 91, 171, 0.18);
  --border-strong: rgba(26, 91, 171, 0.32);
  --text:        var(--color-ink);
  --text-muted:  rgba(15, 25, 35, 0.55);
  --text-faint:  rgba(15, 25, 35, 0.30);
  --primary:     var(--color-labs-blue);    /* blue for light */
  --primary-deep:var(--color-labs-blue);
  --accent:      var(--color-amber);
  --shadow:      0 6px 20px rgba(15, 25, 35, 0.06);
}

/* ── Page chrome ────────────────────────────────────────────── */
html, body { background: var(--bg); }
body {
  font-family: var(--font-sans);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}
/* Subtle grid behind everything (matches landing page) */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(58,155,213,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58,155,213,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
}
[data-theme="light"] body::before,
[data-bs-theme="light"] body::before {
  background-image:
    linear-gradient(rgba(26,91,171,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,91,171,0.05) 1px, transparent 1px);
}
.bslib-page-fill, .bslib-page-sidebar, .container-fluid { position: relative; z-index: 1; }

/* ── Navbar / title ─────────────────────────────────────────── */
.navbar, .bslib-page-navbar {
  background: var(--bg) !important;
  border-bottom: 1px solid var(--border) !important;
  padding: 1rem 1.5rem !important;
}
.navbar .navbar-brand,
.bslib-page-navbar .navbar-brand,
.bslib-page-title {
  color: var(--text) !important;
  font-family: var(--font-sans);
  font-weight: 600;
}

.app-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
}
.app-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
}
.wordmark-daa {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}
.wordmark-labs {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  color: var(--primary);
  text-transform: uppercase;
}
.title-divider {
  display: inline-block;
  width: 1px;
  height: 22px;
  background: var(--border-strong);
}
.app-name {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  line-height: 1;
  font-weight: 400;
  color: var(--text);
}
.app-name em { font-style: italic; }
.app-subtitle {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  align-self: center;
}
.spacer { flex: 1; }

/* ── Theme toggle (matches landing-page .home-theme-toggle) ── */
#theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem; height: 2rem;
  border-radius: 6px;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
#theme-toggle:hover {
  border-color: var(--primary);
  color: var(--text);
  background: color-mix(in srgb, var(--primary) 8%, transparent);
}
#theme-toggle svg { width: 1rem; height: 1rem; }
[data-theme="dark"]  #theme-toggle .light-mode-icon,
[data-bs-theme="dark"] #theme-toggle .light-mode-icon { display: none; }
[data-theme="dark"]  #theme-toggle .dark-mode-icon,
[data-bs-theme="dark"] #theme-toggle .dark-mode-icon { display: inline-flex; }
[data-theme="light"] #theme-toggle .dark-mode-icon,
[data-bs-theme="light"] #theme-toggle .dark-mode-icon { display: none; }
[data-theme="light"] #theme-toggle .light-mode-icon,
[data-bs-theme="light"] #theme-toggle .light-mode-icon { display: inline-flex; }

/* ── Sidebar ────────────────────────────────────────────────── */
.bslib-sidebar-layout > .sidebar,
.bslib-sidebar-layout .sidebar-content {
  background: var(--surface) !important;
  border-right: 1px solid var(--border) !important;
  color: var(--text);
}
.bslib-sidebar-layout .sidebar-content { padding: 1.1rem 1rem !important; }
.sidebar h6 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  margin: 1.1rem 0 0.55rem;
}
.sidebar h6:first-of-type { margin-top: 0.25rem; }
.sidebar hr {
  border-color: var(--border);
  opacity: 1;
  margin: 0.9rem 0 0.6rem;
}

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  border-radius: 0.75rem !important;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}
.card::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 1px;
  background: var(--primary);
  opacity: 0.5;
}
.card-header {
  background: transparent !important;
  color: var(--text) !important;
  border-bottom: 1px solid var(--border) !important;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary) !important;
  padding: 0.85rem 1.1rem !important;
}

/* ── Form controls ──────────────────────────────────────────── */
.form-control,
.form-select,
input[type="number"],
input[type="text"] {
  background: var(--surface-2) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
  border-radius: 0.5rem !important;
  font-family: var(--font-sans);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form-control:focus,
.form-select:focus,
input[type="number"]:focus,
input[type="text"]:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 22%, transparent) !important;
  outline: none;
}
.form-label,
label.control-label,
.shiny-input-container > label {
  color: var(--text);
  font-weight: 500;
  font-size: 0.85rem;
}
.shiny-input-container .help-block,
.form-text {
  color: var(--text-muted) !important;
  font-size: 0.78rem;
}

/* ── Switches ───────────────────────────────────────────────── */
.form-switch .form-check-input {
  width: 2.4em;
  height: 1.25em;
  background-color: var(--surface-2);
  border-color: var(--border-strong);
  cursor: pointer;
}
.form-switch .form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}
.form-switch .form-check-input:focus {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 28%, transparent);
}
.form-check-label {
  color: var(--text);
  font-size: 0.88rem;
  user-select: none;
}

/* ── Sliders (ionRangeSlider) ───────────────────────────────── */
.irs--shiny .irs-bar,
.irs--shiny .irs-handle {
  background: var(--primary);
  border-color: var(--primary);
}
.irs--shiny .irs-handle { box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 18%, transparent); }
.irs--shiny .irs-line   { background: var(--surface-2); border-color: var(--border); }
.irs--shiny .irs-min, .irs--shiny .irs-max,
.irs--shiny .irs-from, .irs--shiny .irs-to, .irs--shiny .irs-single {
  background: var(--surface-2);
  color: var(--text);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
}
.irs--shiny .irs-grid-text { color: var(--text-faint); font-family: var(--font-mono); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  border-radius: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.85rem;
  transition: all .15s ease;
}
.btn-outline-primary {
  color: var(--primary);
  border-color: var(--border-strong);
  background: transparent;
}
.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border-color: var(--primary);
  color: var(--text);
}
.btn-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.1rem; height: 2.1rem;
  padding: 0;
  font-size: 1.1rem;
  line-height: 1;
  font-family: var(--font-mono);
}

/* ── Group inputs grid ──────────────────────────────────────── */
.groups-toolbar {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  margin-bottom: 1rem;
}
.groups-count {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  margin-left: 0.4rem;
  text-transform: uppercase;
}
.group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 0.75rem;
}
.group-cell {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.7rem 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  position: relative;
  overflow: hidden;
  transition: border-color .15s ease, transform .15s ease;
}
.group-cell::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 2px;
  opacity: 0.5;
  transition: opacity .15s ease;
}
.group-cell:focus-within { border-color: var(--primary); transform: translateY(-1px); }
.group-cell:focus-within::before { opacity: 1; }
.group-cell .group-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  font-weight: 400;
  text-transform: uppercase;
  display: flex; align-items: center; gap: 0.4rem;
}
.group-cell .group-color {
  width: 7px; height: 7px;
  border-radius: 50%;
  display: inline-block;
}
.group-cell .form-control {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  background: transparent !important;
  border: none !important;
  padding: 0 !important;
  color: var(--text) !important;
  height: auto !important;
}
.group-cell .form-control:focus { box-shadow: none !important; }

/* ── Section help text inside cards ─────────────────────────── */
.section-help {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font-sans);
  line-height: 1.6;
  margin: 0 0 1rem;
}
.section-help strong { color: var(--text); font-weight: 600; }

/* ── Footer ─────────────────────────────────────────────────── */
.app-footer {
  margin-top: 2rem;
  padding: 1.25rem 0 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* ── Spinner color (shinycssloaders) ────────────────────────── */
.shiny-spinner-output-container .load-container .object {
  background-color: var(--primary) !important;
}

/* ── Plotly modebar ─────────────────────────────────────────── */
.modebar { background: transparent !important; }
.modebar-btn path { fill: var(--text-faint) !important; }
.modebar-btn:hover path { fill: var(--primary) !important; }

/* ── Reduced motion ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .group-cell, .btn, #theme-toggle { transition: none !important; }
  .group-cell:focus-within { transform: none; }
}