/* src/ui/styles/base.css
 * Base styles and utility classes using design tokens
 * ANCHOR: UI:DESIGN_TOKENS:BASE_RULES
 *
 * STATUS: LEGACY — This file serves light-DOM (pre-Lit) content only.
 * Shadow-DOM Lit components use shared-styles.ts instead.
 * Do NOT add new rules here for Lit components.
 * See Meta_Documentation/CSS_ARCHITECTURE.md for the layer hierarchy.
 *
 * All rules consume --ogfo-* tokens. No hard-coded colors/spacing.
 */

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--ogfo-font-family);
  font-size: var(--ogfo-font-size-base);
  margin: 0;
  padding: 20px;
  color: var(--ogfo-text-primary);
  min-height: 100vh;

  /* ── Space background ──
   * Stacked background-image layers (top to bottom):
   *  1. Semi-transparent overlay — darkens the scene for readability
   *  2. Nebula clouds — theme-driven colored gradients
   *  3. Starfield — tiny bright dots scattered across the viewport
   * Base color sits behind everything via background-color.
   */
  background-color: var(--ogfo-space-bg-base);
  background-image:
    /* Dark overlay for readability */
    var(--ogfo-space-overlay),
    /* Nebula clouds (theme-driven) */
    var(--ogfo-space-nebula-1),
    var(--ogfo-space-nebula-2),
    var(--ogfo-space-nebula-3),
    /* Star layers — bright dots scattered across the viewport */
    radial-gradient(1.2px 1.2px at 15% 25%, rgba(255, 255, 255, 0.8) 50%, transparent 100%),
    radial-gradient(1px 1px at 82% 14%, rgba(200, 220, 255, 0.7) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 47% 68%, rgba(255, 255, 255, 0.9) 50%, transparent 100%),
    radial-gradient(1px 1px at 93% 72%, rgba(180, 200, 255, 0.65) 50%, transparent 100%),
    radial-gradient(1.3px 1.3px at 28% 88%, rgba(255, 255, 255, 0.75) 50%, transparent 100%),
    radial-gradient(0.8px 0.8px at 65% 42%, rgba(220, 230, 255, 0.6) 50%, transparent 100%),
    radial-gradient(1px 1px at 8% 55%, rgba(255, 255, 255, 0.55) 50%, transparent 100%),
    radial-gradient(1.1px 1.1px at 38% 12%, rgba(200, 210, 255, 0.65) 50%, transparent 100%),
    radial-gradient(0.9px 0.9px at 72% 90%, rgba(255, 255, 255, 0.6) 50%, transparent 100%),
    radial-gradient(1.4px 1.4px at 55% 30%, rgba(210, 225, 255, 0.75) 50%, transparent 100%),
    radial-gradient(0.7px 0.7px at 20% 48%, rgba(255, 255, 255, 0.5) 50%, transparent 100%),
    radial-gradient(1px 1px at 88% 35%, rgba(190, 210, 255, 0.65) 50%, transparent 100%),
    radial-gradient(1.2px 1.2px at 42% 82%, rgba(255, 255, 255, 0.7) 50%, transparent 100%),
    radial-gradient(0.9px 0.9px at 5% 92%, rgba(220, 235, 255, 0.55) 50%, transparent 100%),
    radial-gradient(1.1px 1.1px at 60% 8%, rgba(255, 255, 255, 0.65) 50%, transparent 100%),
    radial-gradient(1px 1px at 78% 58%, rgba(200, 220, 255, 0.6) 50%, transparent 100%),
    radial-gradient(1.3px 1.3px at 32% 38%, rgba(255, 255, 255, 0.65) 50%, transparent 100%),
    radial-gradient(0.8px 0.8px at 95% 48%, rgba(210, 225, 255, 0.55) 50%, transparent 100%),
    radial-gradient(1.6px 1.6px at 50% 50%, rgba(255, 255, 255, 0.9) 50%, transparent 100%),
    radial-gradient(0.6px 0.6px at 12% 72%, rgba(200, 215, 255, 0.5) 50%, transparent 100%);
}

h1 {
  margin-top: 0;
  font-size: 1.6rem;
}

h3 {
  margin: 0 0 6px 0;
}

/* ── Tabs ── */
.tabbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.tabbtn {
  background: var(--ogfo-bg-card);
  border: 1px solid var(--ogfo-border-subtle);
  border-radius: var(--ogfo-radius-md);
  padding: var(--ogfo-spacing-sm) var(--ogfo-spacing-md);
  color: var(--ogfo-text-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

.tabbtn[aria-selected="true"] {
  background: var(--ogfo-bg-header);
  border-color: var(--ogfo-border-default);
}

.tabbtn:hover {
  background: var(--ogfo-bg-header);
}

.dev-toggle {
  margin-left: auto;
  opacity: 0.6;
}

.dev-toggle:hover {
  opacity: 1;
}
.panel {
  background: var(--ogfo-bg-panel);
  border-radius: var(--ogfo-radius-md);
  padding: 16px 18px;
  margin-bottom: var(--ogfo-spacing-lg);
  border: 1px solid var(--ogfo-border-default);
}

.card {
  border: 1px solid var(--ogfo-border-default);
  border-radius: var(--ogfo-radius-lg);
  padding: var(--ogfo-spacing-md);
}

/* Panel variants for attacker/defender */
.attacker-fleet-panel {
  border-left: 3px solid var(--ogfo-accent-attacker);
  background: var(--ogfo-accent-attacker-bg);
}

.attacker-fleet-panel thead th {
  border-bottom: 1px solid var(--ogfo-border-accent-attacker);
}

.defender-fleet-panel {
  border-left: 3px solid var(--ogfo-accent-defender);
  background: var(--ogfo-accent-defender-bg);
}

.defender-fleet-panel thead th {
  border-bottom: 1px solid var(--ogfo-border-accent-defender);
}

/* ── Layout ── */
.simulator-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 1200px) {
  .simulator-split {
    grid-template-columns: 1fr;
  }
}

/* ── Forms ── */
label {
  display: inline-block;
  margin-right: var(--ogfo-spacing-md);
}

input[type="number"],
input[type="text"],
input[type="password"] {
  background: var(--ogfo-bg-panel);
  border: 1px solid var(--ogfo-border-subtle);
  color: var(--ogfo-text-primary);
  padding: 4px 6px;
  border-radius: var(--ogfo-radius-sm);
  width: 120px;
  font-family: inherit;
  font-size: inherit;
}

input[type="checkbox"] {
  cursor: pointer;
}

textarea {
  width: 100%;
  min-height: 80px;
  background: var(--ogfo-bg-panel);
  border-radius: var(--ogfo-radius-sm);
  border: 1px solid var(--ogfo-border-subtle);
  padding: 6px 8px;
  color: var(--ogfo-text-primary);
  resize: vertical;
  font-family: var(--ogfo-font-mono);
  font-size: 0.85rem;
}

button {
  background: var(--ogfo-btn-bg);
  border: 1px solid var(--ogfo-border-subtle);
  border-radius: var(--ogfo-radius-md);
  padding: 6px 10px;
  color: var(--ogfo-text-primary);
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  margin-right: 8px;
}

button:hover {
  background: var(--ogfo-btn-hover-bg);
}

/* ── Tables ── */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--ogfo-spacing-sm);
  font-size: var(--ogfo-font-size-base);
}

th, td {
  padding: 6px 8px;
  text-align: right;
  border-bottom: 1px solid var(--ogfo-border-subtle);
}

th:first-child, td:first-child {
  text-align: left;
}

thead {
  background: var(--ogfo-bg-header);
}

tfoot td {
  font-weight: bold;
  background: var(--ogfo-bg-header);
}

.unit-msu, .row-msu {
  font-variant-numeric: tabular-nums;
}

.qty-input {
  width: 80px;
}

/* ── Summary & Status ── */
.summary {
  display: flex;
  gap: var(--ogfo-spacing-lg);
  flex-wrap: wrap;
  margin-top: 6px;
}

.summary-item {
  font-size: var(--ogfo-font-size-lg);
}

.summary-label {
  color: var(--ogfo-text-muted);
}

.attacker-summary {
  border-left: 3px solid var(--ogfo-accent-attacker);
  padding-left: 8px;
  background: var(--ogfo-accent-attacker-bg);
  border-radius: var(--ogfo-radius-sm);
}

.defender-summary {
  border-left: 3px solid var(--ogfo-accent-defender);
  padding-left: 8px;
  background: var(--ogfo-accent-defender-bg);
  border-radius: var(--ogfo-radius-sm);
}

.attacker-text {
  color: var(--ogfo-accent-attacker);
}

.defender-text {
  color: var(--ogfo-accent-defender);
}

.attacker-panel h3 {
  color: var(--ogfo-accent-attacker);
}

.defender-panel h3 {
  color: var(--ogfo-accent-defender);
}

.attacker-panel table thead th {
  border-bottom: 1px solid var(--ogfo-border-accent-attacker);
}

.defender-panel table thead th {
  border-bottom: 1px solid var(--ogfo-border-accent-defender);
}

/* ── Status Colors ── */
.positive {
  color: var(--ogfo-status-positive);
}

.negative {
  color: var(--ogfo-status-negative);
}

.hint {
  font-size: var(--ogfo-font-size-sm);
  color: var(--ogfo-text-muted);
}

.status-pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--ogfo-radius-pill);
  border: 1px solid var(--ogfo-border-default);
  font-size: 12px;
}

.status-idle {
  opacity: 0.9;
}

.status-running {
  border-color: var(--ogfo-status-warning);
}

.status-finished {
  border-color: var(--ogfo-status-positive);
}

.status-error {
  border-color: var(--ogfo-status-negative);
}

/* ── Optimizer Header & Footer ── */
.optimizer-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ogfo-spacing-md);
  padding: 10px 0;
  background: var(--ogfo-bg-sticky);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--ogfo-border-subtle);
}

.optimizer-title {
  margin: 0;
}

.optimizer-status-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.optimizer-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.optimizer-footer {
  position: sticky;
  bottom: 0;
  z-index: 45;
  padding: 6px 0 0 0;
  background: var(--ogfo-bg-sticky);
  backdrop-filter: blur(6px);
}

.progress-card {
  margin: 0;
  padding: 10px 12px;
  border-top: 1px solid var(--ogfo-border-subtle);
  box-shadow: var(--ogfo-shadow-sticky-top);
}

.optimizer-footer .progress-card {
  width: 100%;
}

/* ── Best Fleet Display ── */
.best-card {
  --best-base-bg: linear-gradient(135deg, rgba(125, 211, 252, 0.12), rgba(96, 165, 250, 0.08));
  --best-border: rgba(125, 211, 252, 0.7);
  background: var(--best-base-bg);
  border-color: var(--best-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(148, 163, 184, 0.1);
  transition: background 0.9s ease, box-shadow 0.9s ease, border-color 0.9s ease;
}

.best-card.best-flash {
  background: linear-gradient(135deg, rgba(74, 222, 128, 0.2), rgba(52, 211, 153, 0.14));
  border-color: rgba(74, 222, 128, 0.95);
  box-shadow: 0 14px 40px rgba(74, 222, 128, 0.25), 0 0 0 1px rgba(74, 222, 128, 0.4);
}

.best-card.best-idle {
  background: var(--best-base-bg);
  border-color: var(--best-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(148, 163, 184, 0.1);
}

.muted {
  opacity: 0.75;
}

.best-fleet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--ogfo-spacing-md);
  margin-top: 8px;
}

.best-fleet-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 9px 12px;
  border: 1px solid var(--ogfo-border-default);
  border-radius: var(--ogfo-radius-lg);
  background: var(--ogfo-bg-card);
  min-width: 0;
}

.best-fleet-qty {
  text-align: right;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-variant-numeric: tabular-nums;
}

.deltaPos {
  color: var(--ogfo-status-positive);
}

.deltaNeg {
  color: var(--ogfo-status-negative);
}

.deltaZero {
  color: var(--ogfo-text-muted);
}