/* ============================================================
   3D Solar System Platform — Main Styles
   ============================================================ */

/* ─── Custom Properties ────────────────────────────────────── */
:root {
  --cyan:       #00d4ff;
  --cyan-dim:   #0099cc;
  --gold:       #ffd700;
  --purple:     #7c3aed;
  --glass:      rgba(8, 12, 36, 0.80);
  --glass-light:rgba(20, 28, 70, 0.75);
  --border:     rgba(255, 255, 255, 0.08);
  --border-cyan:rgba(0, 212, 255, 0.35);
  --text-dim:   rgba(200, 210, 230, 0.7);
  --font-space: 'Orbitron', 'Inter', sans-serif;
  --font-body:  'Inter', 'Segoe UI', sans-serif;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: #000010;
  font-family: var(--font-body);
  color: #e8eeff;
  -webkit-font-smoothing: antialiased;
}

/* ─── Canvas ────────────────────────────────────────────────── */
#solar-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 1;
  display: block;
}

/* ─── Loading Screen ────────────────────────────────────────── */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: radial-gradient(ellipse at center, #050b1e 0%, #000008 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transition: opacity 0.6s ease;
}

#loading-screen.loading-hidden {
  display: none !important;
  pointer-events: none !important;
  opacity: 0 !important;
  visibility: hidden !important;
}

.loading-stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 10% 20%, rgba(255,255,255,0.8) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 60%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(2px 2px at 70% 10%, rgba(255,255,255,0.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 40%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 80%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(2px 2px at 20% 85%, rgba(255,255,255,0.4) 0%, transparent 100%);
  animation: twinkle 4s ease-in-out infinite alternate;
}

@keyframes twinkle {
  from { opacity: 0.6; }
  to   { opacity: 1.0; }
}

.loading-brand {
  font-family: var(--font-space);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  color: #ffffff;
  text-shadow: 0 0 30px var(--cyan), 0 0 60px rgba(0,212,255,0.4);
  animation: loadBrandPulse 2s ease-in-out infinite;
}

@keyframes loadBrandPulse {
  0%, 100% { text-shadow: 0 0 30px var(--cyan), 0 0 60px rgba(0,212,255,0.4); }
  50%       { text-shadow: 0 0 50px var(--cyan), 0 0 100px rgba(0,212,255,0.6); }
}

.loading-brand-sub {
  font-family: var(--font-space);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--cyan);
  margin-top: -20px;
  opacity: 0.8;
}

.loading-progress-wrap {
  width: min(360px, 80vw);
  text-align: center;
}

.loading-bar-bg {
  height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(0,212,255,0.15);
}

#loading-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan-dim), var(--cyan), #88eeff);
  border-radius: 2px;
  transition: width 0.3s ease;
  box-shadow: 0 0 12px var(--cyan);
}

.loading-pct-text {
  font-family: var(--font-space);
  font-size: 0.75rem;
  color: var(--cyan);
  margin-top: 10px;
  letter-spacing: 0.15em;
}

.loading-hint {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  animation: fadeInSlow 2s ease forwards;
}

@keyframes fadeInSlow { from { opacity: 0; } to { opacity: 1; } }

/* ─── UI Overlay ────────────────────────────────────────────── */
#ui-overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
}
#ui-overlay > * { pointer-events: auto; }

/* ─── Top Bar ───────────────────────────────────────────────── */
#top-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  z-index: 12;
  pointer-events: none;
}
#top-bar > * { pointer-events: auto; }

.brand-logo {
  font-family: var(--font-space);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #fff;
  text-shadow: 0 0 20px var(--cyan);
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-logo i { color: var(--cyan); font-size: 1.1rem; }

/* Top-right buttons */
.top-right-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ─── Glass Button Base ─────────────────────────────────────── */
.glass-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-cyan);
  border-radius: 8px;
  color: #e8eeff;
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.glass-btn:hover {
  background: rgba(0,212,255,0.12);
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 16px rgba(0,212,255,0.2);
}
.glass-btn.btn-sm { padding: 6px 12px; font-size: 0.78rem; }
.glass-btn.btn-primary {
  background: linear-gradient(135deg, rgba(0,150,200,0.35), rgba(0,80,150,0.35));
  border-color: var(--cyan);
  color: #fff;
}
.glass-btn.btn-primary:hover {
  background: linear-gradient(135deg, rgba(0,180,240,0.5), rgba(0,100,200,0.5));
  box-shadow: 0 0 24px rgba(0,212,255,0.35);
}

/* ─── Register Planet Button ────────────────────────────────── */
#register-btn {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, rgba(0,150,200,0.4), rgba(80,0,200,0.4));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-cyan);
  border-radius: 50px;
  color: #ffffff;
  font-family: var(--font-space);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  animation: registerBtnFloat 4s ease-in-out infinite;
  box-shadow: 0 4px 30px rgba(0,212,255,0.2), 0 0 0 1px rgba(0,212,255,0.1);
}

#register-btn:hover {
  background: linear-gradient(135deg, rgba(0,180,240,0.55), rgba(100,0,255,0.45));
  border-color: var(--cyan);
  box-shadow: 0 8px 40px rgba(0,212,255,0.4), 0 0 0 1px var(--cyan);
  transform: translateX(-50%) translateY(-3px);
}

@keyframes registerBtnFloat {
  0%, 100% { transform: translateX(-50%) translateY(0);   }
  50%       { transform: translateX(-50%) translateY(-6px); }
}
#register-btn:hover { animation: none; }

/* ─── Camera Controls ───────────────────────────────────────── */
#camera-controls {
  position: fixed;
  bottom: 32px;
  right: 24px;
  z-index: 12;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cam-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: #aabbdd;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: monospace;
  font-weight: bold;
}
.cam-btn:hover {
  background: rgba(0,212,255,0.1);
  border-color: var(--border-cyan);
  color: var(--cyan);
}

/* ─── Planet Directory Panel ────────────────────────────────── */
#directory-toggle {
  position: fixed;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  z-index: 13;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  padding: 16px 8px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-cyan);
  border-left: none;
  border-radius: 0 8px 8px 0;
  color: var(--cyan);
  font-family: var(--font-space);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  cursor: pointer;
  transition: all var(--transition);
}
#directory-toggle:hover { background: rgba(0,212,255,0.1); }

#directory-panel {
  position: fixed;
  top: 0; left: -320px;
  width: 300px;
  height: 100vh;
  z-index: 100;
  background: rgba(4, 8, 28, 0.95);
  backdrop-filter: blur(24px);
  border-right: 1px solid var(--border-cyan);
  display: flex;
  flex-direction: column;
  transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

#directory-panel.directory-open { left: 0; }

.directory-header {
  padding: 20px 20px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.directory-title {
  font-family: var(--font-space);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.directory-close {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1rem;
  transition: color var(--transition);
}
.directory-close:hover { color: #fff; }

#directory-search {
  width: 100%;
  padding: 8px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: #e8eeff;
  font-size: 0.82rem;
  outline: none;
  transition: border-color var(--transition);
}
#directory-search:focus { border-color: var(--border-cyan); }
#directory-search::placeholder { color: rgba(200,210,230,0.4); }

#directory-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border-cyan) transparent;
}

.dir-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  cursor: pointer;
  transition: background var(--transition);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.dir-item:hover { background: rgba(0,212,255,0.06); }
.dir-item-registered { border-left: 2px solid var(--cyan); }

.dir-planet-emoji { font-size: 1.4rem; flex-shrink: 0; }
.dir-planet-info  { flex: 1; min-width: 0; }
.dir-planet-name  { font-size: 0.85rem; font-weight: 600; color: #ddeeff; }
.dir-website      { font-size: 0.73rem; color: var(--cyan); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dir-available    { font-size: 0.73rem; color: var(--text-dim); margin-top: 2px; }

.dir-badge {
  font-size: 0.62rem;
  padding: 2px 7px;
  border-radius: 20px;
  font-weight: 600;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.registered-badge { background: rgba(0,212,255,0.15); color: var(--cyan); border: 1px solid rgba(0,212,255,0.3); }
.available-badge  { background: rgba(100,200,100,0.12); color: #66dd88; border: 1px solid rgba(100,200,100,0.25); }

.dir-empty { padding: 24px; text-align: center; color: var(--text-dim); font-size: 0.82rem; }

/* ─── Planet Tooltip ────────────────────────────────────────── */
#planet-tooltip {
  position: fixed;
  z-index: 50;
  display: none;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
  max-width: 280px;
  min-width: 200px;
}

#planet-tooltip.tooltip-show {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

.tooltip-inner {
  background: rgba(6, 12, 40, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-cyan);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6), 0 0 0 1px rgba(0,212,255,0.1);
}

.tooltip-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: 10px;
  margin-bottom: 10px;
  background: rgba(255,255,255,0.05);
}

.tooltip-logo-placeholder {
  font-size: 2.5rem;
  margin-bottom: 8px;
  text-align: center;
}

.tooltip-planet-icon    { font-size: 2.2rem; text-align: center; margin-bottom: 8px; }
.tooltip-website-name   { font-size: 1rem; font-weight: 700; color: #fff; }
.tooltip-planet-name    { font-size: 1rem; font-weight: 700; color: var(--cyan); }
.tooltip-domain         { font-size: 0.75rem; color: var(--text-dim); margin-top: 2px; }
.tooltip-desc           { font-size: 0.78rem; color: var(--text-dim); margin-top: 6px; line-height: 1.4; }
.tooltip-price          { font-size: 0.9rem; font-weight: 700; color: var(--gold); margin-top: 6px; }

.tooltip-status { font-size: 0.75rem; margin-top: 4px; }
.status-available { color: #66dd88; }
.status-unavailable { color: #ff7766; }

.tooltip-visit-btn, .tooltip-register-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  border: none;
}

.tooltip-visit-btn {
  background: rgba(0,212,255,0.18);
  color: var(--cyan);
  border: 1px solid rgba(0,212,255,0.3);
}
.tooltip-visit-btn:hover {
  background: rgba(0,212,255,0.3);
  color: #fff;
}

.tooltip-register-btn {
  background: rgba(100,0,255,0.2);
  color: #cc99ff;
  border: 1px solid rgba(100,0,255,0.35);
  width: 100%;
  justify-content: center;
}
.tooltip-register-btn:hover {
  background: rgba(100,0,255,0.35);
  color: #fff;
}

/* ─── Modals ────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 10, 0.75);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.modal-backdrop.modal-show { opacity: 1; }

.modal-box {
  background: rgba(6, 12, 40, 0.97);
  border: 1px solid var(--border-cyan);
  border-radius: 16px;
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 80px rgba(0,0,20,0.8), 0 0 0 1px rgba(0,212,255,0.08);
  scrollbar-width: thin;
  scrollbar-color: var(--border-cyan) transparent;
  transform: scale(0.95) translateY(20px);
  transition: transform 0.3s ease;
}
.modal-backdrop.modal-show .modal-box { transform: scale(1) translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-family: var(--font-space);
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
  transition: color var(--transition);
}
.modal-close:hover { color: #fff; }

.modal-body { padding: 24px; }

/* ─── Step Indicators ───────────────────────────────────────── */
.step-indicators {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}

.step-indicator {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text-dim);
  transition: all var(--transition);
}
.step-indicator.indicator-active   { background: rgba(0,212,255,0.2); border-color: var(--cyan); color: var(--cyan); }
.step-indicator.indicator-complete { background: rgba(0,200,100,0.2); border-color: #00cc66; color: #00cc66; }

.step-connector { flex: 1; height: 1px; background: var(--border); max-width: 40px; }

.reg-step { display: none; }
.reg-step.step-active { display: block; }

/* ─── Planet Grid ───────────────────────────────────────────── */
#planet-selection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.planet-card {
  border-radius: 12px;
  padding: 16px 10px;
  text-align: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  transition: all var(--transition);
  user-select: none;
}
.planet-card-available:hover {
  background: rgba(0,212,255,0.08);
  border-color: var(--border-cyan);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,212,255,0.15);
}
.planet-card-selected {
  background: rgba(0,212,255,0.14) !important;
  border-color: var(--cyan) !important;
  box-shadow: 0 0 16px rgba(0,212,255,0.2);
}
.planet-card-taken { opacity: 0.5; }

.planet-card-icon  { font-size: 2rem; margin-bottom: 6px; }
.planet-card-name  { font-size: 0.78rem; font-weight: 600; color: #ccddf0; margin-bottom: 4px; }
.planet-card-price { font-size: 0.82rem; font-weight: 700; color: var(--gold); margin-bottom: 6px; }

.badge {
  display: inline-block;
  font-size: 0.6rem;
  padding: 2px 6px;
  border-radius: 20px;
  font-weight: 600;
}
.badge-available { background: rgba(0,200,80,0.15); color: #44dd88; border: 1px solid rgba(0,200,80,0.3); }
.badge-taken     { background: rgba(200,50,50,0.15); color: #ff7766; border: 1px solid rgba(200,50,50,0.25); }
.badge-disabled  { background: rgba(150,150,150,0.12); color: #999; border: 1px solid rgba(150,150,150,0.2); }

/* ─── Form Controls ─────────────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 7px;
  letter-spacing: 0.05em;
}
.form-input, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: #e8eeff;
  font-size: 0.9rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--border-cyan);
  background: rgba(0,212,255,0.04);
}
.form-input::placeholder { color: rgba(200,210,230,0.35); }
.form-error { font-size: 0.75rem; color: #ff7766; margin-top: 5px; }

/* Logo upload area */
.logo-upload-area {
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  transition: border-color var(--transition);
  cursor: pointer;
}
.logo-upload-area:hover { border-color: var(--border-cyan); }

/* ─── Summary ───────────────────────────────────────────────── */
.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 0.85rem;
  color: var(--text-dim);
}
.summary-sep { border-top: 1px solid var(--border); margin-top: 8px; padding-top: 14px; }
.summary-val { color: #e8eeff; font-weight: 500; }
.summary-planet { display: flex; align-items: center; gap: 12px; }
.summary-emoji { font-size: 2rem; }
.summary-planet-name { font-weight: 700; color: #fff; font-size: 1rem; }
.summary-planet-desc { font-size: 0.75rem; color: var(--text-dim); margin-top: 2px; }
.summary-total {
  display: flex;
  justify-content: space-between;
  padding: 14px 0 0;
  border-top: 1px solid var(--border-cyan);
  margin-top: 12px;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}
.summary-price { color: var(--gold); font-size: 1.15rem; }

/* ─── Success Step ──────────────────────────────────────────── */
.success-container {
  text-align: center;
  padding: 24px 0;
}
.success-icon { font-size: 3.5rem; color: #44dd88; margin-bottom: 12px; animation: successPop 0.5s ease; }
@keyframes successPop { from { transform: scale(0.5); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.success-title { font-family: var(--font-space); font-size: 1.1rem; color: #44dd88; letter-spacing: 0.15em; }
.success-subtitle { font-size: 0.85rem; color: var(--text-dim); margin-top: 8px; }
.success-planet-icon { font-size: 3rem; margin: 16px 0 6px; }
.success-planet-name { font-family: var(--font-space); font-size: 1.2rem; color: var(--cyan); letter-spacing: 0.15em; }
.success-website { font-size: 0.9rem; color: var(--text-dim); margin-top: 4px; }

/* ─── Auth Modal ────────────────────────────────────────────── */
.auth-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin: -24px -24px 24px;
  padding: 0 24px;
}

.auth-tab {
  padding: 12px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.auth-tab.active { color: var(--cyan); border-bottom-color: var(--cyan); }
.auth-tab:hover  { color: #e8eeff; }

/* ─── User Menu ─────────────────────────────────────────────── */
#user-menu {
  display: none;
  align-items: center;
  gap: 8px;
  position: relative;
}

.user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-dim), var(--purple));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700; color: #fff;
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 160px;
  background: rgba(6,12,40,0.97);
  border: 1px solid var(--border-cyan);
  border-radius: 10px;
  overflow: hidden;
  display: none;
  flex-direction: column;
  box-shadow: 0 8px 32px rgba(0,0,20,0.6);
}
#user-menu:hover .user-dropdown { display: flex; }
.user-dropdown a, .user-dropdown button {
  padding: 10px 16px;
  color: #ccddf0;
  font-size: 0.82rem;
  text-decoration: none;
  border: none;
  background: none;
  text-align: left;
  width: 100%;
  cursor: pointer;
  transition: background var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
.user-dropdown a:hover, .user-dropdown button:hover { background: rgba(0,212,255,0.08); color: #fff; }

/* ─── Notifications ─────────────────────────────────────────── */
#notification-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 9000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.notification {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 0.85rem;
  min-width: 240px;
  max-width: 340px;
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  color: #e8eeff;
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: auto;
}
.notification.notification-show { transform: translateX(0); }
.notification-success { border-color: rgba(0,200,80,0.4);  }
.notification-success i { color: #44dd88; }
.notification-error   { border-color: rgba(200,50,50,0.4);  }
.notification-error i  { color: #ff7766; }
.notification-info    { border-color: var(--border-cyan);   }
.notification-info i   { color: var(--cyan); }

/* ─── Loading Spinner ───────────────────────────────────────── */
.loading-planets {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ─── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar        { width: 4px; }
::-webkit-scrollbar-track  { background: transparent; }
::-webkit-scrollbar-thumb  { background: rgba(0,212,255,0.3); border-radius: 2px; }

/* ─── Mobile Responsive ─────────────────────────────────────── */
@media (max-width: 768px) {
  .brand-logo span { display: none; }
  #register-btn { padding: 11px 22px; font-size: 0.78rem; bottom: 20px; }

  #directory-toggle { display: none; }

  #planet-tooltip.tooltip-show {
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    top: auto !important;
    max-width: 100%;
    width: 100%;
    border-radius: 16px 16px 0 0;
    border-left: none;
    border-right: none;
    border-top: 1px solid var(--border-cyan);
  }
  .tooltip-inner { border-radius: 16px 16px 0 0; }

  .modal-box { max-width: 100%; border-radius: 16px 16px 0 0; }
  .modal-backdrop { align-items: flex-end; }

  #camera-controls { bottom: 20px; right: 16px; }
  #planet-selection-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; }
}

@media (max-width: 480px) {
  #planet-selection-grid { grid-template-columns: repeat(2, 1fr); }
  .top-right-actions { gap: 6px; }
  .top-right-actions .glass-btn { padding: 6px 10px; font-size: 0.72rem; }
}

/* ─── Reduced Motion ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  #register-btn { animation: none; }
}

/* ─── Focus Styles for Accessibility ───────────────────────── */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

.hidden { display: none !important; }

/* ─── Planet Inspector Popup Card (On Click) ─────────────────── */
.planet-popup-card {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: min(380px, calc(100vw - 32px));
  background: rgba(6, 12, 38, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 16px;
  box-shadow: 0 16px 50px rgba(0, 0, 15, 0.85), 0 0 30px rgba(0, 212, 255, 0.15);
  z-index: 80;
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: popupSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

.planet-popup-card.popup-show {
  display: flex;
}

@keyframes popupSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 212, 255, 0.04);
}

.popup-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.popup-planet-emoji {
  font-size: 2.2rem;
  line-height: 1;
}

.popup-planet-name {
  font-family: var(--font-space);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.08em;
}

.popup-planet-status {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-top: 3px;
}

.status-claimed { color: var(--cyan); }
.status-avail   { color: #44dd88; }
.status-unavail { color: #ff7766; }

.popup-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-dim);
  font-size: 1.1rem;
  cursor: pointer;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.popup-close-btn:hover {
  background: rgba(255, 50, 50, 0.2);
  color: #fff;
  border-color: rgba(255, 80, 80, 0.4);
}

.popup-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: calc(100vh - 220px);
  overflow-y: auto;
}

.pop-brand-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.04);
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(0, 212, 255, 0.2);
}

.pop-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.pop-brand-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

.pop-website-link {
  font-size: 0.78rem;
  color: var(--cyan);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 3px;
  font-weight: 500;
  pointer-events: auto !important;
  cursor: pointer !important;
}
.pop-website-link:hover {
  text-decoration: underline;
  color: #88eeff;
}

.pop-desc {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin: 0;
}

.pop-price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 215, 0, 0.06);
  border: 1px solid rgba(255, 215, 0, 0.25);
  border-radius: 8px;
  padding: 10px 14px;
  margin-top: 6px;
}

.pop-price-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pop-price-val {
  font-family: var(--font-space);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
}

.pop-action-btn {
  width: 100%;
  justify-content: center;
  padding: 12px;
  margin-top: 10px;
  font-size: 0.88rem;
  pointer-events: auto !important;
  cursor: pointer !important;
}

.pop-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: rgba(255, 255, 255, 0.03);
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.pop-stat .lbl {
  display: block;
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 2px;
}

.pop-stat .val {
  font-family: var(--font-space);
  font-size: 0.82rem;
  font-weight: 600;
  color: #ddeeff;
}

.popup-footer {
  padding: 12px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: flex-end;
}

/* ─── 3D Engine Controls HUD Panel ───────────────────────────── */
.engine-panel {
  position: fixed;
  top: 72px;
  right: 24px;
  width: min(340px, calc(100vw - 32px));
  background: rgba(6, 12, 38, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 14px;
  box-shadow: 0 16px 50px rgba(0, 0, 15, 0.85);
  z-index: 70;
  display: none;
  flex-direction: column;
  overflow: hidden;
  pointer-events: auto;
  animation: engineSlideIn 0.3s ease forwards;
}

.engine-panel.panel-open {
  display: flex;
}

@keyframes engineSlideIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

.engine-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.engine-panel-title {
  font-family: var(--font-space);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.engine-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.1rem;
  cursor: pointer;
  transition: color 0.2s;
}
.engine-close:hover { color: #fff; }

.engine-panel-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: calc(100vh - 160px);
  overflow-y: auto;
}

.engine-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.engine-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}

.engine-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 5px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.12);
  outline: none;
  cursor: pointer;
}
.engine-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
  cursor: pointer;
}

.engine-hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin: 2px 0;
}

.engine-toggle-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: #ddeeff;
  cursor: pointer;
}
.toggle-wrap input[type="checkbox"] {
  accent-color: var(--cyan);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

.camera-presets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

/* Audio active button glowing pulse */
.audio-active {
  border-color: var(--cyan) !important;
  color: var(--cyan) !important;
  box-shadow: 0 0 15px rgba(0, 212, 255, 0.4) !important;
  animation: audioPulse 2s infinite alternate;
}
@keyframes audioPulse {
  from { box-shadow: 0 0 10px rgba(0, 212, 255, 0.3); }
  to   { box-shadow: 0 0 22px rgba(0, 212, 255, 0.7); }
}

/* ─── HUD Orbit Speed Controls Bar (Always Visible on Screen) ─── */
.hud-speed-bar {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: rgba(6, 12, 38, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(0, 212, 255, 0.35);
  border-radius: 30px;
  box-shadow: 0 8px 32px rgba(0, 0, 15, 0.6), 0 0 15px rgba(0, 212, 255, 0.15);
  pointer-events: auto;
  user-select: none;
}

.hud-speed-label {
  font-family: var(--font-space);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.hud-speed-presets {
  display: flex;
  align-items: center;
  gap: 5px;
}

.speed-preset-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #c0d8ff;
  border-radius: 16px;
  padding: 4px 10px;
  font-size: 0.72rem;
  font-family: var(--font-space);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.2;
}

.speed-preset-btn:hover {
  background: rgba(0, 212, 255, 0.18);
  border-color: var(--cyan);
  color: #ffffff;
  transform: translateY(-1px);
}

.speed-preset-btn.active {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.4), rgba(0, 150, 255, 0.6));
  border-color: var(--cyan);
  color: #ffffff;
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
}

.hud-speed-slider-group {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 6px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.hud-speed-range {
  -webkit-appearance: none;
  width: 75px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.18);
  outline: none;
  cursor: pointer;
}

.hud-speed-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  cursor: pointer;
}

.hud-speed-val {
  font-family: var(--font-space);
  font-size: 0.72rem;
  color: var(--cyan);
  font-weight: 700;
  min-width: 38px;
  text-align: right;
}

/* ─── Floating Cosmic Audio Widget ────────────────────────── */
.floating-audio-widget {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 70;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: auto;
}

.floating-audio-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: rgba(6, 12, 38, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  color: #c0d8ff;
  font-family: var(--font-space);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 10, 0.5);
}

.floating-audio-btn:hover {
  border-color: var(--cyan);
  color: #ffffff;
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
  transform: translateY(-1px);
}

.floating-audio-btn.audio-playing {
  border-color: #00ffaa;
  color: #00ffaa;
  box-shadow: 0 0 16px rgba(0, 255, 170, 0.4);
  animation: audioPulseGreen 2s infinite alternate;
}

.floating-audio-stop-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: rgba(239, 68, 68, 0.25);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(239, 68, 68, 0.6);
  border-radius: 24px;
  color: #fca5a5;
  font-family: var(--font-space);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.floating-audio-stop-btn:hover {
  background: rgba(239, 68, 68, 0.45);
  border-color: #ef4444;
  color: #ffffff;
  box-shadow: 0 0 14px rgba(239, 68, 68, 0.5);
  transform: translateY(-1px);
}

@keyframes audioPulseGreen {
  from { box-shadow: 0 0 8px rgba(0, 255, 170, 0.3); }
  to   { box-shadow: 0 0 20px rgba(0, 255, 170, 0.65); }
}

@media (max-width: 768px) {
  .hud-speed-bar {
    bottom: 78px;
    left: 12px;
    padding: 6px 10px;
    gap: 6px;
  }
  .hud-speed-range {
    width: 55px;
  }
  .floating-audio-widget {
    top: 68px;
  }
}