/* ================================================================
   MOONAPP — GLOBAL STYLESHEET
   Lunar dark-mode, glassmorphism, smooth micro-animations.
   Derived from SunApp/style.css — palette swapped to lunar silver/blue.
   Browser support: all modern browsers (no IE).
================================================================ */

/* ── Design tokens ─────────────────────────────────────────── */
:root {
  /* Background palette — deep midnight space (darker than SunApp) */
  --bg-base:        #050810;
  --bg-surface:     #090d1e;
  --bg-card:        rgba(9, 13, 32, 0.75);
  --bg-card-hover:  rgba(14, 20, 48, 0.88);

  /* Accent colours — lunar silver-blue palette */
  --accent-silver:  #c8d8f0;   /* bright lunar silver        */
  --accent-blue:    #7b9fd4;   /* slate blue                 */
  --accent-indigo:  #5b72b8;   /* deep indigo accent         */
  --accent-teal:    #4fc3f7;   /* moonset teal               */
  --accent-violet:  #9b7fd4;   /* transit violet             */
  --accent-new:     #b0b8d4;   /* new-moon pale              */

  /* Text */
  --text-primary:   #e8eeff;
  --text-secondary: #7b8fc4;
  --text-muted:     #3a4570;

  /* Glass border */
  --border:         rgba(255, 255, 255, 0.07);
  --border-active:  rgba(200, 216, 240, 0.30);

  /* Gradients */
  --grad-hero:      linear-gradient(135deg, #030614 0%, #0a0e24 50%, #060c1e 100%);
  --grad-card:      linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
  --grad-moonrise:  linear-gradient(135deg, #1a2a5e 0%, #3a5f8a 100%);
  --grad-transit:   linear-gradient(135deg, #3a2a6e 0%, #7b5fd4 100%);
  --grad-moonset:   linear-gradient(135deg, #1a4a5e 0%, #4fc3f7 100%);
  --grad-primary:   linear-gradient(135deg, #c8d8f0 0%, #7b9fd4 100%);
  --grad-new-moon:  linear-gradient(135deg, #1a1e3a 0%, #3a3e5a 100%);
  --grad-full-moon: linear-gradient(135deg, #2a3060 0%, #7b9fd4 100%);

  /* Spacing scale */
  --sp-xs:  0.25rem;
  --sp-sm:  0.5rem;
  --sp-md:  1rem;
  --sp-lg:  1.5rem;
  --sp-xl:  2rem;
  --sp-2xl: 3rem;

  /* Typography */
  --font-sans: 'InterVariable', 'Inter', system-ui, sans-serif;
  --font-mono: 'InterVariable', 'Inter', system-ui, sans-serif;

  /* Radii */
  --r-sm:   6px;
  --r-md:   12px;
  --r-lg:   20px;
  --r-full: 9999px;

  /* Shadows */
  --shadow-card: 0 8px 32px rgba(0,0,0,0.55), 0 2px 8px rgba(0,0,0,0.35);
  --shadow-glow: 0 0 40px rgba(123, 159, 212, 0.1);

  /* Transitions */
  --t-fast: 150ms ease;
  --t-med:  280ms cubic-bezier(0.4, 0, 0.2, 1);
  --t-slow: 420ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & base ───────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Form controls do not inherit the page font: without this, buttons and inputs fall
   back to the browser's own control font instead of Inter. A class rule that names
   a font still wins. */
button, input, select, textarea { font-family: var(--font-sans); }

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  /* Star-field background — more stars than SunApp for a night-sky feel */
  background-image:
    radial-gradient(1px 1px at 8%  12%, rgba(200,216,240,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 22% 48%, rgba(200,216,240,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 38% 78%, rgba(200,216,240,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 52% 18%, rgba(200,216,240,0.25) 0%, transparent 100%),
    radial-gradient(1px 1px at 67% 62%, rgba(200,216,240,0.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 80% 30%, rgba(200,216,240,0.2) 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 85%, rgba(200,216,240,0.3) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 15% 65%, rgba(200,216,240,0.2) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 44% 40%, rgba(200,216,240,0.15) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 73% 10%, rgba(200,216,240,0.2) 0%, transparent 100%),
    radial-gradient(2px 2px at 5%  90%, rgba(200,216,240,0.15) 0%, transparent 100%),
    radial-gradient(2px 2px at 58% 92%, rgba(200,216,240,0.12) 0%, transparent 100%),
    var(--grad-hero);
  background-attachment: fixed;
}

/* ── Typography utilities ───────────────────────────────────── */
.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* ── Layout containers ──────────────────────────────────────── */
.main-container {
  max-width: 680px;
  margin: 0 auto;
  padding: var(--sp-md) var(--sp-md) var(--sp-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-lg);
}

/* ── HEADER ─────────────────────────────────────────────────── */
.site-header {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: var(--sp-2xl) var(--sp-md) var(--sp-xl);
}

/* Cold blue-white radial glow — different from SunApp's warm amber */
.header-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 70% at 50% 30%, rgba(123,159,212,0.10) 0%, transparent 70%);
  pointer-events: none;
}

.header-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
}

/* Moon icon — slow drift instead of spin */
.moon-icon {
  width: 80px;
  height: 80px;
  animation: moon-drift 40s ease-in-out infinite;
  filter: drop-shadow(0 0 20px rgba(123, 159, 212, 0.45));
}

/* Gentle rocking animation for the moon icon */
@keyframes moon-drift {
  0%   { transform: rotate(-3deg) translateY(0px); }
  25%  { transform: rotate(0deg)  translateY(-4px); }
  50%  { transform: rotate(3deg)  translateY(0px); }
  75%  { transform: rotate(0deg)  translateY(4px); }
  100% { transform: rotate(-3deg) translateY(0px); }
}

.header-text h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.tagline {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: var(--sp-xs);
}

/* ── CARDS ──────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-xl);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

/* Top-edge highlight (glass effect) */
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
}

/* ── TABS ───────────────────────────────────────────────────── */
.tab-group {
  display: flex;
  gap: var(--sp-xs);
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--r-md);
  padding: var(--sp-xs);
  margin-bottom: var(--sp-lg);
}

.tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xs);
  padding: var(--sp-sm) var(--sp-xs);
  border: none;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--t-med), color var(--t-med);
  white-space: nowrap;
}

.tab svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Active tab — silver-blue glow instead of SunApp's gold */
.tab.active {
  background: linear-gradient(135deg, rgba(200,216,240,0.12), rgba(123,159,212,0.09));
  color: var(--accent-silver);
  box-shadow: 0 0 12px rgba(200,216,240,0.08);
}

.tab:hover:not(.active) {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
}

/* ── TAB PANELS ─────────────────────────────────────────────── */
.tab-panel {
  animation: fade-in var(--t-med) forwards;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── FORM ELEMENTS ──────────────────────────────────────────── */
.field-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  margin-bottom: var(--sp-md);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
}

label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Shared input styles */
.text-input,
.search-input,
input[type="date"].text-input {
  width: 100%;
  padding: 0.65rem 1rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
  -webkit-appearance: none;
  appearance: none;
}

/* Focus: silver glow instead of gold */
.text-input:focus,
.search-input:focus {
  border-color: var(--accent-silver);
  box-shadow: 0 0 0 3px rgba(200,216,240,0.10);
  background: rgba(0, 0, 0, 0.45);
}

/* Inline message under a coordinate field when it cannot be read */
.field-error {
  color: #ff6b6b;
  font-size: 0.8rem;
  line-height: 1.4;
}

.text-input[aria-invalid="true"] {
  border-color: rgba(255, 107, 107, 0.6);
}

/* Echo of the coordinates actually used, e.g. "Using 60.39, 5.32" */
.field-note {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

/* Date picker icon tint — blue instead of gold */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7) sepia(1) saturate(1.5) hue-rotate(200deg);
  cursor: pointer;
}

/* ── SEARCH WRAPPER ─────────────────────────────────────────── */
.search-wrapper {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color var(--t-fast);
}

.search-input {
  padding-left: 2.4rem;
}

.search-wrapper:focus-within .search-icon {
  color: var(--accent-silver);
}

/* ── DROPDOWN ───────────────────────────────────────────────── */
.dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0; right: 0;
  background: #090d1e;
  border: 1px solid var(--border-active);
  border-radius: var(--r-md);
  max-height: 240px;
  overflow-y: auto;
  z-index: 100;
  list-style: none;
  box-shadow: 0 12px 32px rgba(0,0,0,0.7);
  scrollbar-width: thin;
  scrollbar-color: var(--text-muted) transparent;
  animation: fade-in var(--t-fast) forwards;
}

.dropdown li {
  padding: 0.55rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-sm);
  transition: background var(--t-fast), color var(--t-fast);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.dropdown li:last-child { border-bottom: none; }

.dropdown li:hover,
.dropdown li.highlighted {
  background: rgba(200,216,240,0.08);
  color: var(--accent-silver);
}

.dropdown li .city-name    { font-weight: 500; }
.dropdown li .city-country { font-size: 0.75rem; color: var(--text-muted); }

/* Selected-city badge */
.selected-city {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  background: rgba(200,216,240,0.07);
  border: 1px solid rgba(200,216,240,0.18);
  border-radius: var(--r-sm);
  padding: var(--sp-sm) var(--sp-md);
  font-size: 0.88rem;
  color: var(--accent-silver);
  margin-top: var(--sp-xs);
}

.clear-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 0 var(--sp-xs);
  margin-left: auto;
  transition: color var(--t-fast);
}

.clear-btn:hover { color: #ff6b6b; }

.city-missing-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.7;
  margin-top: var(--sp-xs);
  text-align: right;
}

.city-missing-note a {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--t-fast);
}

.city-missing-note a:hover { color: var(--accent-silver); }

/* ── DATE FIELD ─────────────────────────────────────────────── */
.date-field {
  margin-top: var(--sp-lg);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--border);
}

/* ── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--r-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-fast), opacity var(--t-fast);
  letter-spacing: 0.01em;
}

.btn svg { width: 18px; height: 18px; }

.btn:active { transform: scale(0.97); }

/* Primary CTA — lunar silver gradient */
.btn-primary {
  width: 100%;
  margin-top: var(--sp-lg);
  background: var(--grad-primary);
  color: #050810;
  box-shadow: 0 4px 16px rgba(123, 159, 212, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(123, 159, 212, 0.45);
  transform: translateY(-1px);
}

/* Secondary button */
.btn-secondary {
  background: rgba(79, 195, 247, 0.09);
  border: 1px solid rgba(79, 195, 247, 0.22);
  color: var(--accent-teal);
}

.btn-secondary:hover {
  background: rgba(79, 195, 247, 0.16);
  box-shadow: 0 0 16px rgba(79, 195, 247, 0.14);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ── ANDROID APP LINK ───────────────────────────────────────── */
/* The secondary button look, a size smaller, so the store links stay modest
   next to the Calculate button. Plain text: no store badge, no third-party image.
   The two store buttons, Zapstore and Google Play, sit side by side when they fit
   and one above the other on a narrow screen. */
.store-link-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-sm);
  text-align: center;
}

.store-link {
  max-width: 100%;
  white-space: normal;
  font-size: 0.88rem;
  padding: 0.6rem 1.25rem;
  text-decoration: none;
}

/* Read by screen readers, not shown on screen. */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ── ERROR MESSAGE ──────────────────────────────────────────── */
.error-msg {
  margin-top: var(--sp-md);
  padding: var(--sp-sm) var(--sp-md);
  background: rgba(255, 107, 107, 0.09);
  border: 1px solid rgba(255, 107, 107, 0.28);
  border-radius: var(--r-sm);
  color: #ff6b6b;
  font-size: 0.88rem;
  text-align: center;
  animation: fade-in var(--t-med) forwards;
}

/* ── RESULTS CARD ───────────────────────────────────────────── */
.results-card {
  animation: slide-up var(--t-slow) forwards;
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── META PILLS ─────────────────────────────────────────────── */
.meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-lg);
}

.pill {
  flex: 1;
  min-width: 140px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-sm) var(--sp-md);
}

.pill-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.pill-value {
  font-size: 0.88rem;
  color: var(--text-primary);
  word-break: break-all;
}

/* ── MOON TIMES GRID (Row 1: Moonrise / Transit / Moonset) ──── */
.moon-times-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.moon-time-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-xs);
  padding: var(--sp-lg) var(--sp-sm);
  border-radius: var(--r-md);
  border: 1px solid transparent;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
  text-align: center;
}

.moon-time-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.45);
}

/* Moonrise — deep blue */
.moonrise-card {
  background: linear-gradient(160deg, rgba(26,42,94,0.45) 0%, rgba(58,95,138,0.18) 100%);
  border-color: rgba(123,159,212,0.2);
}

/* Transit — indigo/violet */
.transit-card {
  background: linear-gradient(160deg, rgba(58,42,110,0.45) 0%, rgba(123,95,212,0.18) 100%);
  border-color: rgba(155,127,212,0.25);
}

/* Moonset — teal */
.moonset-card {
  background: linear-gradient(160deg, rgba(26,74,94,0.45) 0%, rgba(79,195,247,0.12) 100%);
  border-color: rgba(79,195,247,0.2);
}

.moon-time-icon {
  font-size: 1.8rem;
  line-height: 1;
  animation: bounce-in var(--t-slow) both;
}

.moon-time-card:nth-child(2) .moon-time-icon { animation-delay: 0.1s; }
.moon-time-card:nth-child(3) .moon-time-icon { animation-delay: 0.2s; }

@keyframes bounce-in {
  0%   { transform: scale(0.5) rotate(-10deg); opacity: 0; }
  60%  { transform: scale(1.15) rotate(3deg); opacity: 1; }
  100% { transform: scale(1) rotate(0deg); }
}

.moon-time-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.moon-time-value {
  font-size: clamp(0.95rem, 3vw, 1.2rem);
  font-weight: 500;
  color: var(--text-primary);
  word-break: break-word;
  text-align: center;
}

/* Polar conditions */
.moon-time-value.polar-always-up   { color: var(--accent-silver); font-size: 0.82rem; }
.moon-time-value.polar-always-down { color: var(--text-muted);   font-size: 0.82rem; }

/* ── MOON DETAIL GRID (Row 2: Phase + Distance) ─────────────── */
.moon-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.detail-card {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  padding: var(--sp-lg) var(--sp-md);
  border-radius: var(--r-md);
  border: 1px solid transparent;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}

.detail-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

/* Phase card — prominent, indigo accent */
.phase-card {
  background: linear-gradient(145deg, rgba(42,32,80,0.5) 0%, rgba(91,114,184,0.12) 100%);
  border-color: rgba(155,127,212,0.22);
}

/* Distance card — subtle teal */
.distance-card {
  background: linear-gradient(145deg, rgba(20,40,70,0.5) 0%, rgba(79,195,247,0.10) 100%);
  border-color: rgba(79,195,247,0.18);
  flex-direction: column;
  align-items: flex-start;
}

/* Canvas container for the phase disc */
.phase-disc-wrapper {
  flex-shrink: 0;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(123,159,212,0.2);
}

#phase-canvas {
  display: block;
  border-radius: 50%;
}

.phase-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.distance-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-icon {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: var(--sp-xs);
}

.detail-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.detail-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Phase name gets a gradient tint */
.phase-name {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.detail-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ── LUNATION GRID (Row 3: Next New / Full Moon) ─────────────── */
.lunation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.lunation-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-xs);
  padding: var(--sp-md);
  border-radius: var(--r-md);
  border: 1px solid transparent;
  text-align: center;
  transition: transform var(--t-fast);
}

.lunation-card:hover { transform: translateY(-2px); }

/* New moon card — very dark */
.new-moon-card {
  background: var(--grad-new-moon);
  border-color: rgba(176,184,212,0.15);
}

/* Full moon card — brighter blue */
.full-moon-card {
  background: var(--grad-full-moon);
  border-color: rgba(123,159,212,0.22);
}

.lunation-icon {
  font-size: 1.6rem;
  animation: bounce-in var(--t-slow) 0.3s both;
}

.lunation-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.lunation-value {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ── ILLUMINATION BAR ────────────────────────────────────────── */
.illum-bar-section {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-sm);
}

.illum-bar-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.illum-bar-value {
  font-size: 0.88rem;
  color: var(--accent-silver);
  margin-right: auto;
}

.illum-bar-track {
  width: 100%;
  height: 6px;
  background: rgba(0,0,0,0.45);
  border-radius: var(--r-full);
  overflow: hidden;
  margin-top: var(--sp-xs);
}

.illum-bar-fill {
  height: 100%;
  background: var(--grad-primary);
  border-radius: var(--r-full);
  width: 0%; /* Set by JS */
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── LOADING OVERLAY ────────────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 16, 0.78);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-md);
  z-index: 999;
}

.loading-overlay p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* CSS-only spinner — silver-blue tint */
.spinner {
  width: 42px;
  height: 42px;
  border: 3px solid rgba(200,216,240,0.15);
  border-top-color: var(--accent-silver);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- App switcher carousel ---------------------------------------- */
/* Stormberry chrome, the MetadataScrubber design (2026-10). The track
   holds 10 identical sets of cards and slides by exactly one set
   (-10%), so the loop is seamless. Change the number of sets and the
   shift together. The page's own app is the last card of each set. */
.app-switcher-container {
  padding: 3rem 0;
  margin-top: 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
  line-height: 1.6;
  color-scheme: dark;
}

.switcher-title {
  margin: 0 0 1.5rem;
  padding: 0 1rem;
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.5px;
  color: var(--text-secondary);
}

.app-switcher-marquee {
  display: flex;
  width: 100%;
  overflow: hidden;
  padding: 0.5rem 1rem 1.5rem;
}

.app-switcher-track {
  display: flex;
  width: max-content;
  animation: marquee 32s linear infinite;
}

.app-switcher-marquee:hover .app-switcher-track,
.app-switcher-marquee:focus-within .app-switcher-track { animation-play-state: paused; }

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-10%); }
}

.switcher-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-shrink: 0;
  margin-right: 1rem;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-primary);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
}

.switcher-card:hover {
  transform: translateY(-3px);
  background: var(--bg-card-hover);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.45);
  color: var(--text-primary);
}

.switcher-card img {
  width: 32px;
  height: 32px;
  opacity: 0.9;
}

/* A visible focus ring on the dark chrome, whatever the page does elsewhere */
.app-switcher-container a:focus-visible,
.site-footer a:focus-visible {
  outline: 2px solid var(--accent-teal);
  outline-offset: 2px;
}

/* ---- Carousel and footer access (2026-10-10) ---------------------- */
/* The page's own app, the last card of every set, is marked for screen
   readers (aria-current) and for the eye (an accent border). */
.switcher-card[aria-current="page"] { border-color: var(--accent-teal); }

/* Rounded focus ring, whatever corner radius the page's own ring uses */
.switcher-card:focus-visible { border-radius: 12px; }

/* Keyboard focus stops the slide and the row scrolls to the focused card,
   so it is never off-screen. :focus-visible and not :focus-within, so a
   mouse click does not move the card from under the pointer. */
.app-switcher-marquee:has(.switcher-card:focus-visible) { overflow-x: auto; }
.app-switcher-marquee:has(.switcher-card:focus-visible) .app-switcher-track { animation: none; }

/* The pause tick box (WCAG 2.2.2): ticked, the slide stops and the row
   scrolls by hand. Plain CSS, no script. `all: revert` keeps the page's
   own form styles off it. */
.app-switcher-container input.switcher-pause {
  all: revert;
  margin: 0 0.5rem 0.75rem 0;
  vertical-align: middle;
  accent-color: var(--accent-teal);
  cursor: pointer;
}

.app-switcher-container label.switcher-pause-label {
  all: revert;
  display: inline-block;
  margin-bottom: 0.75rem;
  vertical-align: middle;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
}

.app-switcher-container input.switcher-pause:focus-visible {
  outline: 2px solid var(--accent-teal);
  outline-offset: 2px;
}

.switcher-pause:checked ~ .app-switcher-marquee { overflow-x: auto; }
.switcher-pause:checked ~ .app-switcher-marquee .app-switcher-track { animation: none; }

/* A footer link never breaks inside itself (the org.nr. did at 320 px) */
.footer-bottom p a { white-space: nowrap; }

@media (prefers-reduced-motion: reduce) {
  /* Nothing slides, so there is nothing to pause. */
  .app-switcher-container input.switcher-pause,
  .app-switcher-container label.switcher-pause-label { display: none; }
}

/* ---- Footer -------------------------------------------------------- */
.site-footer {
  margin-top: auto;
  padding: 4rem 1.5rem 2rem;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
  line-height: 1.6;
}

.site-footer p { margin: 0; }

.footer-inner {
  max-width: 680px;
  margin: 0 auto 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
}

.footer-brand { max-width: 320px; }

.footer-logo {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-family: inherit;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.footer-logo:hover { color: var(--text-primary); }
.footer-dot { background: linear-gradient(135deg, #E21E26, #FF4D54); -webkit-background-clip: text; background-clip: text; color: transparent; }

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.footer-powered p {
  max-width: 250px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Credit links read as links, as the legal links do */
.footer-powered a,
.footer-bottom p a {
  color: var(--accent-teal);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 150ms ease;
}

.footer-powered a:hover,
.footer-bottom p a:hover { color: var(--text-primary); }

.footer-bottom {
  max-width: 680px;
  margin: 0 auto;
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.footer-social { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.25rem; }
.footer-social a { color: var(--text-secondary); transition: color 150ms ease, transform 150ms ease; }
.footer-social a:hover { color: var(--text-primary); transform: translateY(-2px); }
.footer-social svg { display: block; }

.footer-bottom p { color: var(--text-secondary); font-size: 0.85rem; }

/* The public test of an app's privacy claim, where it makes one */
.footer-bottom .footer-offline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
}

.footer-privacy, .footer-ai { opacity: 0.85; }

@media (min-width: 720px) {
  .switcher-title { padding: 0 2rem; }
  .app-switcher-marquee { padding: 0.5rem 2rem 1.5rem; }
  .footer-powered p { text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  /* No sliding: the carousel becomes a row the reader scrolls. */
  .app-switcher-track { animation: none; }
  .app-switcher-marquee { overflow-x: auto; }
  .switcher-card,
  .footer-social a { transition: none; }
  .switcher-card:hover,
  .footer-social a:hover { transform: none; }
}

/* ── UTILITIES ──────────────────────────────────────────────── */
[hidden] { display: none !important; }

/* ── RESPONSIVE BREAKPOINTS ─────────────────────────────────── */

/* Small mobile */
@media (max-width: 480px) {
  .card { padding: var(--sp-lg); }

  .tab { font-size: 0.72rem; padding: var(--sp-sm) var(--sp-xs); }
  .tab svg { display: none; }

  .field-row { grid-template-columns: 1fr; }

  /* Moon times: stack on mobile */
  .moon-times-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-sm);
  }

  .moon-time-card {
    flex-direction: row;
    justify-content: flex-start;
    text-align: left;
    padding: var(--sp-md);
  }

  .moon-time-icon { font-size: 1.4rem; }

  /* Detail and lunation: stack on mobile */
  .moon-detail-grid  { grid-template-columns: 1fr; }
  .lunation-grid     { grid-template-columns: 1fr; }

  .meta-pills { flex-direction: column; }
  .pill { min-width: unset; }
}

/* Visible keyboard focus (WCAG 2.4.7) */
:focus-visible{outline:2px solid currentColor;outline-offset:2px;border-radius:4px}