/*styles*/

.hidden {
  display: none !important;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #050810;
  --surface: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.1);
  --accent: #7B8CFF;
  --text: #E8EAFF;
  --subtext: rgba(232, 234, 255, 0.5);
  --font-main: 'Syne', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-main);
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* el boot screen */
.boot-screen {
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, #0d1229 0%, #050810 70%);
}


.boot-container {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.boot-logo {
  font-size: 48px;
  color: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

.boot-title {
  font-size: 64px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.boot-sub {
  font-family: var(--font-mono);
  color: var(--subtext);
  font-size: 14px;
  letter-spacing: 0.2em;
}

.boot-btn {
  margin-top: 24px;
  padding: 12px 40px;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.2em;
  cursor: pointer;
  transition: all 0.3s ease;
}

.boot-btn:hover {
  background: var(--accent);
  color: var(--bg);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}


/* desktop */
.desktop {
  width: 100vw;
  height: 100vh;
  background: var(--bg) url('assets/bg.jpg') center/cover no-repeat;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background 0.6s ease;
}

/* top bar */
.topbar {
  position: relative;
  z-index: 9999;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  height: 40px;
  background: rgba(5, 8, 16, 0.6);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 21px;
}

.topbar-title {
  font-weight: 900;
  color: var(--accent);
  letter-spacing: 0.15em;
}

.topbar-clock {
  color: var(--subtext);
  letter-spacing: 0.1em;
}

/* icons */
.desktop-icons {
  flex: 1;
  padding: 24px;
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 16px;
}

/* tb */
.taskbar {
  position: relative;
  z-index: 9999;
  width: 100%;
  height: 48px;
  background: rgba(5, 8, 16, 0.7);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 8px;
}

/* context menu */
.context-menu {
  position: absolute;
  display: none;
  z-index: 99999;
  background: rgba(13, 18, 41, 0.95);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  min-width: 180px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.context-menu ul {
  list-style: none;
  padding: 6px 0;
}

.context-menu li {
  padding: 8px 16px;
  cursor: pointer;
  color: var(--text);
  transition: background 0.15s;
}

.context-menu li:hover {
  background: var(--surface);
  color: var(--accent);
}

.context-menu .divider {
  height: 1px;
  background: var(--border);
  padding: 0;
  margin: 4px 0;
  pointer-events: none;
}

/* wins */
.window {
  position: absolute;
  display: flex;
  flex-direction: column;
  background: rgba(13, 18, 41, 0.95);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  border-radius: 8px;
  min-width: 280px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.windowheader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  cursor: grab;
  user-select: none;
}

.headertext {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--subtext);
  letter-spacing: 0.1em;
}

.closebutton {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ff5f57;
  cursor: pointer;
  border: 1px solid rgba(0,0,0,0.2);
}

.closebutton:hover {
  opacity: 0.8;
}

.window-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

/* about win */
.about-logo {
  font-size: 32px;
  color: var(--accent);
}

.about-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.about-sub {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--subtext);
  letter-spacing: 0.15em;
}

.about-links {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.about-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent);
  padding: 6px 14px;
  transition: all 0.2s;
}

.about-links a:hover {
  background: var(--accent);
  color: var(--bg);
}


/* icons */
.icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 12px;
  border-radius: 8px;
  transition: background 0.2s;
  width: 80px;
}

.icon:hover {
  background: var(--surface);
}

.icon-img {
  font-size: 36px;
  filter: drop-shadow(0 0 8px var(--accent));
}

.icon-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text);
  text-align: center;
  letter-spacing: 0.05em;
}

/* minibut */
.minimisebutton {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #febc2e;
  cursor: pointer;
  border: 1px solid rgba(0,0,0,0.2);
  margin-left: 6px;
}

.minimisebutton:hover {
  opacity: 0.8;
}

/* skymap */
.skymap-status {
  position: absolute;
  bottom: 8px;
  left: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  letter-spacing: 0.08em;
}


/* minimise animation */
.window.minimising {
  transition: transform 0.25s ease-in, opacity 0.25s ease-in;
  transform: scale(0.1) translateY(300px);
  opacity: 0;
}

/* notepad */
#notepadText {
  width: 320px;
  height: 280px;
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  padding: 16px;
}

#notepadText::placeholder {
  color: var(--subtext);
}


/* sky map status bar */
.skymap-status {
  position: absolute;
  bottom: 8px;
  left: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  letter-spacing: 0.08em;
}

#coordsToggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--subtext);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 8px;
  cursor: pointer;
  letter-spacing: 0.05em;
}

#coordsToggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.taskbar-btn {
  background: transparent;
  border: none;
  padding: 6px 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background 0.2s;
}

.taskbar-btn:hover {
  background: var(--surface);
}

.tb-icon {
  font-size: 22px;
  line-height: 1;
}

/* wallpaper changer */

.wallpaper-content {
  align-items: stretch;
  gap: 12px;
}

.wallpaper-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  letter-spacing: 0.1em;
  text-align: left;
}

.wallpaper-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.wallpaper-swatch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: border-color 0.2s, transform 0.15s;
}

.wallpaper-swatch:hover {
  transform: translateY(-2px);
}

.wallpaper-swatch.active {
  border-color: var(--accent);
}

.swatch-fill {
  width: 70px;
  height: 46px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.swatch-default {
  background: var(--bg) url('assets/bg.jpg') center/cover no-repeat;
}

.swatch-nebula {
  background: radial-gradient(ellipse at 30% 20%, #3a1f5d 0%, #14082a 45%, #050810 100%);
}

.swatch-deepblue {
  background: radial-gradient(ellipse at 70% 30%, #10275c 0%, #060b1c 55%, #030509 100%);
}

.swatch-solarflare {
  background: radial-gradient(ellipse at 50% 15%, #5c2a10 0%, #2a0f14 45%, #050810 100%);
}

.swatch-aurora {
  background: radial-gradient(ellipse at 40% 25%, #0f4d3a 0%, #0a1a2e 45%, #050810 100%);
}

.swatch-mono {
  background: #05060a;
}

.wallpaper-swatch span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--subtext);
  letter-spacing: 0.05em;
}

/* did you know notifications */

.notification-container {
  position: absolute;
  top: 56px;
  right: 16px;
  z-index: 99998;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.notification {
  pointer-events: auto;
  width: 260px;
  background: rgba(13, 18, 41, 0.95);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  backdrop-filter: blur(16px);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transform: translateX(320px);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

.notification.show {
  transform: translateX(0);
  opacity: 1;
}

.notification-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.notification-title {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.12em;
}

.notification-close {
  cursor: pointer;
  color: var(--subtext);
  font-size: 12px;
  line-height: 1;
}

.notification-close:hover {
  color: var(--text);
}

.notification-body {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text);
  line-height: 1.5;
  text-align: left;
}

/* NGC catalogue browser */

.ngc-content {
  padding: 16px;
  align-items: stretch;
  gap: 10px;
  text-align: left;
}

.ngc-controls {
  display: flex;
  gap: 8px;
}

#ngcSearch {
  flex: 1;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 6px 10px;
  outline: none;
  border-radius: 4px;
}

#ngcSearch::placeholder {
  color: var(--subtext);
}

#ngcFilter {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 6px 8px;
  outline: none;
  border-radius: 4px;
}

.ngc-body {
  display: flex;
  gap: 12px;
  height: 360px;
}

.ngc-list {
  list-style: none;
  width: 220px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.ngc-list li {
  padding: 8px 10px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

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

.ngc-list li:hover {
  background: var(--surface);
}

.ngc-list li.active {
  background: rgba(123, 140, 255, 0.15);
}

.ngc-item-id {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.05em;
  display: block;
}

.ngc-item-name {
  font-family: var(--font-main);
  font-size: 13px;
  color: var(--text);
  display: block;
}

.ngc-detail {
  flex: 1;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px;
}

.ngc-detail-empty {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  letter-spacing: 0.05em;
}

.ngc-detail-id {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.ngc-detail-name {
  font-size: 20px;
  font-weight: 800;
  margin-top: 4px;
  margin-bottom: 10px;
}

.ngc-detail-row {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}

.ngc-detail-row span:last-child {
  color: var(--text);
}

.ngc-detail-desc {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
}

/* apod viewer */

.apod-content {
  padding: 0;
  align-items: stretch;
  text-align: left;
  gap: 0;
  flex-direction: row;
  width: 640px;
}

.apod-loading {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--subtext);
  text-align: center;
}

.apod-image {
  width: 260px;
  height: 320px;
  object-fit: cover;
  display: block;
  border-right: 1px solid var(--border);
  flex-shrink: 0;
}

.apod-video-note {
  width: 260px;
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--subtext);
  text-align: center;
  border-right: 1px solid var(--border);
  flex-shrink: 0;
}

.apod-video-note a {
  color: var(--accent);
}

.apod-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.apod-title {
  font-size: 16px;
  font-weight: 800;
  padding: 16px 16px 0;
}

.apod-date {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--subtext);
  letter-spacing: 0.08em;
  padding: 4px 16px 0;
}

.apod-toggle {
  margin: 12px 16px 0;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 6px 12px;
  cursor: pointer;
  letter-spacing: 0.05em;
  align-self: flex-start;
}

.apod-toggle:hover {
  border-color: var(--accent);
}

.apod-explanation {
  padding: 12px 16px 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
  overflow-y: auto;
}

/* window resize */

.resize-handle {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 16px;
  height: 16px;
  cursor: nwse-resize;
  background:
    linear-gradient(135deg, transparent 0%, transparent 45%, var(--border) 45%, var(--border) 55%, transparent 55%, transparent 60%, var(--border) 60%, var(--border) 70%, transparent 70%);
  border-bottom-right-radius: 8px;
}

.window {
  overflow: hidden;
}

/* window snap to edge */

.snap-preview {
  position: absolute;
  background: rgba(123, 140, 255, 0.15);
  border: 1px dashed var(--accent);
  border-radius: 6px;
  pointer-events: none;
  z-index: 9997;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.snap-preview.show {
  opacity: 1;
}

/* iss tracker */

.iss-content {
  padding: 16px;
  align-items: stretch;
  gap: 12px;
  text-align: left;
}

#issCanvas {
  border-radius: 6px;
  border: 1px solid var(--border);
  display: block;
}

.iss-stats {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.iss-stat-row {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}

.iss-stat-row:last-child {
  border-bottom: none;
}

.iss-stat-row span:last-child {
  color: var(--text);
}

.iss-overhead {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.05em;
  min-height: 14px;
}

.iss-legend {
  display: flex;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--subtext);
  letter-spacing: 0.05em;
}

.iss-legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.iss-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.iss-legend-dot-red {
  background: #ff5a5a;
}

.iss-legend-dot-blue {
  background: #5ab8ff;
}

.iss-legend-dot-grey {
  background: rgba(255,255,255,0.45);
}

/* stargazing conditions */

.stargazing-content {
  padding: 16px;
  align-items: stretch;
  gap: 14px;
  text-align: left;
  width: 260px;
}

.stargazing-loading {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--subtext);
  text-align: center;
  padding: 20px 0;
}

.stargazing-score {
  text-align: center;
}

.stargazing-score-num {
  font-size: 40px;
  font-weight: 800;
  color: var(--accent);
}

.stargazing-score-num span {
  font-size: 16px;
  color: var(--subtext);
  font-weight: 400;
}

.stargazing-verdict {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  letter-spacing: 0.03em;
  margin-top: 4px;
}

.stargazing-moon {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
}

.stargazing-moon-icon {
  font-size: 28px;
}

.stargazing-moon-name {
  font-size: 13px;
  color: var(--text);
}

.stargazing-moon-illum {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--subtext);
}

.stargazing-stats {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.stargazing-stat-row {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}

.stargazing-stat-row:last-child {
  border-bottom: none;
}

.stargazing-stat-row span:last-child {
  color: var(--text);
}

/* solar system */

.solarsystem-content {
  padding: 16px;
  align-items: flex-start;
  flex-direction: row;
  gap: 16px;
  text-align: left;
}

.solarsystem-side {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 160px;
}

#solarSystemCanvas {
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
  display: block;
  flex-shrink: 0;
}

.solarsystem-hint {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--subtext);
  letter-spacing: 0.05em;
  text-align: left;
}

.planet-info {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  min-height: 200px;
}

.planet-info-empty {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  text-align: center;
}

.planet-info-name {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 6px;
}

.planet-info-row {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--subtext);
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
}

.planet-info-row span:last-child {
  color: var(--text);
}

/* meteor shower tracker */

.meteor-content {
  padding: 16px;
  align-items: stretch;
  gap: 8px;
  text-align: left;
  width: 300px;
  max-height: 420px;
  overflow-y: auto;
}

.meteor-row {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
}

.meteor-row-active {
  border-color: var(--accent);
  background: rgba(123, 140, 255, 0.08);
}

.meteor-row-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.meteor-name {
  font-size: 14px;
  font-weight: 800;
}

.meteor-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--accent);
  letter-spacing: 0.08em;
  border: 1px solid var(--accent);
  border-radius: 4px;
  padding: 2px 6px;
}

.meteor-row-stats {
  display: flex;
  gap: 12px;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--subtext);
}