:root {
  --accent: #3daee9;
  --bg: #1b1e20;
  --panel-bg: rgba(35, 38, 41, 0.82);
  --window-bg: #2a2e32;
  --window-head: #31363b;
  --window-head-active: #363b40;
  --text: #eff0f1;
  --muted: #7f8c8d;
  --border: rgba(255,255,255,0.08);
  --menu-bg: rgba(42, 46, 50, 0.95);
  --wall1: #1a2733;
  --wall2: #1d3b4d;
  --wall3: #2a5a6e;
}
[data-theme="light"] {
  --bg: #eff0f1;
  --panel-bg: rgba(239, 240, 241, 0.85);
  --window-bg: #fcfcfc;
  --window-head: #e3e5e7;
  --window-head-active: #eaecee;
  --text: #232629;
  --muted: #7f8c8d;
  --border: rgba(0,0,0,0.09);
  --menu-bg: rgba(252, 252, 252, 0.96);
  --wall1: #cfe3ec;
  --wall2: #a9d0e0;
  --wall3: #7fb8cf;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  height: 100%; overflow: hidden;
  font-family: 'Noto Sans', sans-serif;
  color: var(--text);
  -webkit-user-select: none; user-select: none;
}
#root { height: 100%; }

.desktop { position: fixed; inset: 0; overflow: hidden; }

.wallpaper {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle at 20% 20%, var(--wall3) 0%, transparent 45%),
    radial-gradient(circle at 80% 70%, var(--wall2) 0%, transparent 50%),
    linear-gradient(135deg, var(--wall1) 0%, var(--wall2) 55%, var(--wall3) 100%);
}
.wallpaper::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(60deg, rgba(255,255,255,0.025) 0 2px, transparent 2px 40px),
    repeating-linear-gradient(-60deg, rgba(255,255,255,0.02) 0 2px, transparent 2px 40px);
}

/* Desktop icons */
.desktop-icons {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  display: flex; flex-direction: column; gap: 6px;
}
.desktop-icon {
  width: 84px; padding: 8px 4px; border-radius: 8px;
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  cursor: pointer; text-align: center; transition: background .12s;
}
.desktop-icon span {
  font-size: 12px; color: #fff; text-shadow: 0 1px 3px rgba(0,0,0,.7);
  word-break: break-word; line-height: 1.2;
}
.desktop-icon:hover { background: rgba(61,174,233,0.2); }

/* Panel */
.panel {
  position: absolute; bottom: 0; left: 0; right: 0; height: 44px; z-index: 5000;
  background: var(--panel-bg); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 4px; gap: 4px;
}
.kickoff-btn {
  height: 38px; width: 44px; border: none; background: transparent;
  border-radius: 6px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .12s;
}
.kickoff-btn:hover, .kickoff-btn.active { background: rgba(61,174,233,0.25); }

.task-manager { display: flex; gap: 3px; margin-left: 6px; flex: 1; overflow-x: auto; }
.task-btn {
  height: 38px; min-width: 44px; border: none; background: rgba(255,255,255,0.04);
  border-radius: 6px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  position: relative; transition: background .12s; border-bottom: 2px solid transparent;
}
.task-btn:hover { background: rgba(255,255,255,0.1); }
.task-btn.active { background: rgba(61,174,233,0.22); border-bottom-color: var(--accent); }
.task-btn.minimized { opacity: 0.55; }

.systray { display: flex; align-items: center; gap: 2px; }
.tray-icon {
  height: 36px; width: 32px; border: none; background: transparent; cursor: pointer;
  border-radius: 6px; display: flex; align-items: center; justify-content: center; transition: background .12s;
}
.tray-icon:hover { background: rgba(255,255,255,0.1); }
.clock {
  border: none; background: transparent; cursor: pointer; padding: 0 10px; height: 36px;
  border-radius: 6px; display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--text); transition: background .12s; line-height: 1.1;
}
.clock:hover { background: rgba(255,255,255,0.1); }
.clock-time { font-size: 13px; font-weight: 500; }
.clock-date { font-size: 10px; color: var(--muted); }

/* Tray popups */
.tray-popup {
  position: absolute; bottom: 50px; z-index: 6000;
  background: var(--menu-bg); backdrop-filter: blur(24px);
  border: 1px solid var(--border); border-radius: 10px; padding: 14px; width: 180px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5); animation: popup .15s ease;
}
@keyframes popup { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.popup-title { font-size: 12px; font-weight: 600; margin-bottom: 8px; color: var(--muted); }
.vol-slider { width: 100%; accent-color: var(--accent); }
.net-entry { display: flex; justify-content: space-between; align-items: center; padding: 6px 4px; font-size: 13px; border-radius: 5px; }
.net-entry:hover { background: rgba(255,255,255,0.06); }

/* Kickoff */
.kickoff {
  position: absolute; bottom: 50px; left: 6px; z-index: 6000; width: 380px; max-width: calc(100vw - 12px);
  background: var(--menu-bg); backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border); border-radius: 12px; padding: 14px;
  box-shadow: 0 16px 50px rgba(0,0,0,0.55); animation: popup .16s ease;
}
.kickoff-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.kickoff-avatar {
  width: 42px; height: 42px; border-radius: 50%; background: var(--accent);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 20px; color: #fff;
}
.kickoff-search {
  width: 100%; padding: 9px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: rgba(0,0,0,0.2); color: var(--text); font-size: 13px; outline: none; font-family: inherit;
}
[data-theme="light"] .kickoff-search { background: rgba(0,0,0,0.05); }
.kickoff-search:focus { border-color: var(--accent); }
.kickoff-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin: 14px 0; max-height: 260px; overflow-y: auto;
}
.kickoff-app {
  display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 4px;
  border-radius: 8px; cursor: pointer; transition: background .12s;
}
.kickoff-app span { font-size: 11px; text-align: center; }
.kickoff-app:hover { background: rgba(61,174,233,0.2); }
.kickoff-footer { display: flex; justify-content: flex-end; gap: 4px; border-top: 1px solid var(--border); padding-top: 10px; }
.kickoff-power {
  width: 38px; height: 38px; border: none; background: transparent; cursor: pointer;
  border-radius: 8px; font-size: 18px; transition: background .12s;
}
.kickoff-power:hover { background: rgba(231,76,60,0.25); }

/* Windows */
.window {
  position: absolute;
  background: var(--window-bg);
  border: 1px solid var(--border);
  border-radius: 9px; overflow: hidden;
  box-shadow: 0 6px 26px rgba(0,0,0,0.45);
  display: flex; flex-direction: column;
  animation: winopen .16s cubic-bezier(.2,.9,.3,1.2);
  min-width: 340px;
}
.window.active { box-shadow: 0 12px 44px rgba(0,0,0,0.6); border-color: rgba(61,174,233,0.35); }
@keyframes winopen { from { opacity: 0; transform: scale(.94); } to { opacity: 1; transform: scale(1); } }

.titlebar {
  height: 38px; background: var(--window-head); flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 6px 0 12px; cursor: default;
}
.window.active .titlebar { background: var(--window-head-active); }
.title-info { display: flex; align-items: center; gap: 8px; overflow: hidden; }
.title-text { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.window-buttons { display: flex; gap: 2px; }
.wb {
  width: 30px; height: 26px; border: none; background: transparent; cursor: pointer;
  border-radius: 5px; color: var(--text); font-size: 15px; line-height: 1;
  display: flex; align-items: center; justify-content: center; transition: background .12s;
}
.wb:hover { background: rgba(255,255,255,0.12); }
.wb-close:hover { background: #e74c3c; color: #fff; }

.window-body { flex: 1; overflow: hidden; position: relative; background: var(--window-bg); }
.resize-handle {
  position: absolute; right: 0; bottom: 0; width: 16px; height: 16px; cursor: nwse-resize; z-index: 10;
}

/* Terminal */
.terminal-app { height: 100%; background: #1c1e20; overflow: hidden; }
[data-theme="light"] .terminal-app { background: #232629; }
.term-body {
  height: 100%; overflow-y: auto; padding: 10px 12px;
  font-family: 'JetBrains Mono', monospace; font-size: 13px; line-height: 1.45;
}
.term-line { white-space: pre-wrap; word-break: break-word; color: #eff0f1; }
.term-input-row { display: flex; align-items: center; }
.term-input {
  flex: 1; background: transparent; border: none; outline: none; color: #eff0f1;
  font-family: 'JetBrains Mono', monospace; font-size: 13px; caret-color: transparent;
}
.term-cursor {
  display: inline-block; width: 8px; height: 15px; background: #eff0f1; margin-left: -6px;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Dolphin */
.dolphin-app { height: 100%; display: flex; flex-direction: column; }
.dolphin-toolbar {
  height: 42px; display: flex; align-items: center; gap: 3px; padding: 0 8px;
  background: var(--window-head); border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.tb-btn {
  min-width: 30px; height: 28px; border: none; background: transparent; cursor: pointer;
  border-radius: 5px; color: var(--text); font-size: 14px; transition: background .12s;
}
.tb-btn:hover:not(:disabled) { background: rgba(255,255,255,0.1); }
.tb-btn:disabled { opacity: 0.3; cursor: default; }
.tb-btn.active { background: rgba(61,174,233,0.25); }
.breadcrumb {
  flex: 1; display: flex; align-items: center; gap: 2px; padding: 5px 10px; margin: 0 6px;
  background: rgba(0,0,0,0.18); border-radius: 6px; font-size: 13px; overflow-x: auto; white-space: nowrap;
}
[data-theme="light"] .breadcrumb { background: rgba(0,0,0,0.05); }
.crumb { cursor: pointer; padding: 2px 4px; border-radius: 4px; }
.crumb:hover { background: rgba(61,174,233,0.25); }
.crumb-sep { color: var(--muted); margin: 0 2px; }

.dolphin-main { flex: 1; display: flex; overflow: hidden; }
.dolphin-places {
  width: 170px; background: rgba(0,0,0,0.12); border-right: 1px solid var(--border);
  padding: 8px 6px; overflow-y: auto; flex-shrink: 0;
}
[data-theme="light"] .dolphin-places { background: rgba(0,0,0,0.03); }
.places-title { font-size: 11px; color: var(--muted); text-transform: uppercase; padding: 4px 8px; letter-spacing: .5px; }
.place-item {
  display: flex; align-items: center; gap: 9px; padding: 7px 8px; border-radius: 6px;
  cursor: pointer; font-size: 13px; transition: background .1s;
}
.place-item:hover { background: rgba(255,255,255,0.06); }
.place-item.active { background: rgba(61,174,233,0.25); }

.dolphin-content { flex: 1; overflow-y: auto; padding: 12px; }
.dolphin-content.icons { display: flex; flex-wrap: wrap; align-content: flex-start; gap: 6px; }
.dolphin-content.list { display: flex; flex-direction: column; gap: 1px; }
.file-item {
  cursor: pointer; border-radius: 8px; transition: background .1s; display: flex; align-items: center;
}
.dolphin-content.icons .file-item {
  flex-direction: column; width: 92px; padding: 10px 4px; text-align: center; gap: 6px;
}
.dolphin-content.list .file-item { flex-direction: row; padding: 6px 10px; gap: 12px; }
.file-item:hover { background: rgba(255,255,255,0.06); }
.file-item.selected { background: rgba(61,174,233,0.3); }
.file-name { font-size: 12px; word-break: break-word; line-height: 1.25; }
.empty-folder { color: var(--muted); font-size: 13px; padding: 30px; text-align: center; width: 100%; }
.dolphin-status {
  height: 26px; display: flex; align-items: center; padding: 0 12px; font-size: 11px;
  color: var(--muted); background: var(--window-head); border-top: 1px solid var(--border); flex-shrink: 0;
}

/* Kate */
.kate-app { height: 100%; display: flex; flex-direction: column; }
.kate-tabbar {
  height: 38px; display: flex; align-items: center; justify-content: space-between;
  background: var(--window-head); border-bottom: 1px solid var(--border); padding: 0 8px; flex-shrink: 0;
}
.kate-tab {
  padding: 6px 14px; background: var(--window-bg); border-radius: 5px 5px 0 0; font-size: 13px;
  border: 1px solid var(--border); border-bottom: none; margin-top: 6px;
}
.kate-tab.active { border-top: 2px solid var(--accent); }
.kate-save {
  border: none; background: var(--accent); color: #fff; padding: 5px 12px; border-radius: 5px;
  cursor: pointer; font-size: 12px; font-weight: 500;
}
.kate-save:hover { filter: brightness(1.1); }
.kate-editor-wrap { flex: 1; display: flex; overflow: hidden; background: var(--window-bg); }
.kate-gutter {
  width: 46px; background: rgba(0,0,0,0.15); text-align: right; padding: 10px 8px 10px 0;
  font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--muted); overflow: hidden; flex-shrink: 0;
}
[data-theme="light"] .kate-gutter { background: rgba(0,0,0,0.04); }
.gutter-line { line-height: 1.5; height: 19.5px; }
.kate-textarea {
  flex: 1; background: transparent; border: none; outline: none; resize: none;
  padding: 10px 12px; font-family: 'JetBrains Mono', monospace; font-size: 13px; line-height: 1.5;
  color: var(--text); -webkit-user-select: text; user-select: text;
}
.kate-statusbar {
  height: 24px; display: flex; align-items: center; gap: 18px; padding: 0 12px; font-size: 11px;
  color: var(--muted); background: var(--window-head); border-top: 1px solid var(--border); flex-shrink: 0;
}

/* System Monitor */
.monitor-app { height: 100%; overflow-y: auto; padding: 16px; }
.monitor-title { font-size: 15px; font-weight: 600; margin-bottom: 16px; }
.monitor-rings { display: flex; justify-content: center; gap: 40px; margin-bottom: 20px; }
.monitor-net { margin-bottom: 20px; }
.net-label { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.net-graph {
  height: 60px; display: flex; align-items: flex-end; gap: 2px;
  background: rgba(0,0,0,0.15); border-radius: 6px; padding: 4px;
}
[data-theme="light"] .net-graph { background: rgba(0,0,0,0.04); }
.net-bar { flex: 1; background: var(--accent); border-radius: 2px 2px 0 0; min-height: 2px; transition: height .8s ease; }
.proc-table { font-size: 12px; }
.proc-head, .proc-row {
  display: grid; grid-template-columns: 60px 1fr 60px 90px; gap: 8px; padding: 7px 8px;
}
.proc-head { font-weight: 600; color: var(--muted); border-bottom: 1px solid var(--border); }
.proc-row:nth-child(even) { background: rgba(255,255,255,0.03); }
.proc-row { border-radius: 4px; }

/* Image viewer */
.viewer-app { height: 100%; display: flex; align-items: center; justify-content: center; background: #14171a; }
.viewer-img { max-width: 100%; max-height: 100%; object-fit: contain; }
.viewer-fallback { color: var(--muted); font-size: 20px; align-items: center; justify-content: center; }

/* Settings */
.settings-app { height: 100%; overflow-y: auto; padding: 20px; }
.settings-title { font-size: 16px; font-weight: 600; margin-bottom: 20px; }
.settings-section { margin-bottom: 24px; }
.settings-label { font-size: 12px; color: var(--muted); margin-bottom: 10px; text-transform: uppercase; letter-spacing: .5px; }
.theme-choices { display: flex; gap: 10px; }
.theme-choice {
  padding: 12px 20px; border: 2px solid var(--border); border-radius: 8px; cursor: pointer;
  font-size: 13px; font-weight: 500;
}
.theme-choice.dark { background: #232629; color: #eff0f1; }
.theme-choice.light { background: #f5f5f5; color: #232629; }
.theme-choice.active { border-color: var(--accent); }
.accent-choices { display: flex; gap: 10px; }
.accent-swatch {
  width: 38px; height: 38px; border-radius: 50%; border: 3px solid transparent; cursor: pointer; transition: transform .1s;
}
.accent-swatch:hover { transform: scale(1.1); }
.accent-swatch.active { border-color: var(--text); box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px currentColor; }
.settings-about {
  display: flex; align-items: center; gap: 16px; padding: 16px; margin-top: 12px;
  background: rgba(0,0,0,0.12); border-radius: 10px; font-size: 13px;
}
[data-theme="light"] .settings-about { background: rgba(0,0,0,0.04); }
.about-remix { color: var(--accent); text-decoration: none; font-weight: 600; display: inline-block; margin-top: 8px; }
.about-remix:hover { text-decoration: underline; }

/* Firefox */
.firefox-app { height: 100%; display: flex; flex-direction: column; background: #fff; color: #222; }
.ff-bar { padding: 8px 12px; background: #f0f0f0; border-bottom: 1px solid #ddd; }
.ff-url { background: #fff; border: 1px solid #ccc; border-radius: 16px; padding: 6px 14px; font-size: 13px; color: #444; }
.ff-content { padding: 40px; overflow-y: auto; }
.ff-content h1 { font-size: 24px; color: #1793d1; margin-bottom: 14px; }
.ff-content p { margin-bottom: 12px; line-height: 1.6; color: #444; }
.ff-pkgs { margin-top: 20px; padding: 14px; background: #eef6fb; border-left: 3px solid #1793d1; border-radius: 4px; }

/* Discover */
.discover-app { height: 100%; overflow-y: auto; padding: 16px; }
.discover-title { font-size: 15px; font-weight: 600; margin-bottom: 14px; }
.discover-item {
  display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 8px;
  border: 1px solid var(--border); margin-bottom: 8px;
}
.discover-icon {
  width: 44px; height: 44px; border-radius: 10px; background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 20px; flex-shrink: 0;
}
.discover-info { flex: 1; }
.discover-name { font-weight: 600; font-size: 14px; }
.discover-desc { font-size: 12px; color: var(--muted); }
.discover-btn {
  border: 1px solid var(--accent); background: transparent; color: var(--accent);
  padding: 7px 16px; border-radius: 6px; cursor: pointer; font-size: 13px; font-weight: 500;
}
.discover-btn:hover { background: var(--accent); color: #fff; }
.discover-btn.installed { border-color: #27ae60; color: #27ae60; cursor: default; }

/* Context menu */
.context-menu {
  position: absolute; z-index: 7000; width: 210px;
  background: var(--menu-bg); backdrop-filter: blur(24px);
  border: 1px solid var(--border); border-radius: 8px; padding: 5px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5); animation: popup .12s ease;
}
.ctx-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 6px;
  font-size: 13px; cursor: pointer; text-decoration: none; color: var(--text);
}
.ctx-item:hover:not(.disabled) { background: var(--accent); color: #fff; }
.ctx-item.disabled { color: var(--muted); cursor: default; }
.ctx-sep { height: 1px; background: var(--border); margin: 4px 6px; }

/* Notification */
.notification {
  position: absolute; top: 16px; right: 16px; z-index: 4000; width: 300px;
  background: var(--menu-bg); backdrop-filter: blur(24px);
  border: 1px solid var(--border); border-radius: 10px; padding: 14px;
  box-shadow: 0 10px 36px rgba(0,0,0,0.4); font-size: 13px; animation: slidein .3s ease;
}
@keyframes slidein { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: none; } }
.notif-title { font-weight: 600; margin-bottom: 4px; color: var(--accent); }

/* Power overlay */
.power-overlay {
  position: fixed; inset: 0; z-index: 9000; background: rgba(15,17,19,0.75);
  backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center; animation: popup .2s ease;
}
.power-dialog {
  background: var(--menu-bg); border: 1px solid var(--border); border-radius: 14px;
  padding: 30px; width: 340px; text-align: center; box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.power-icon { font-size: 44px; margin-bottom: 10px; }
.power-msg { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
.power-sub { font-size: 12px; color: var(--muted); margin-bottom: 20px; line-height: 1.5; }
.power-btns { display: flex; gap: 10px; justify-content: center; }
.power-btn {
  padding: 9px 22px; border-radius: 7px; border: 1px solid var(--border);
  background: transparent; color: var(--text); cursor: pointer; font-size: 13px; font-weight: 500;
}
.power-btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.power-btn:hover { filter: brightness(1.15); }

/* Mobile hint */
.mobile-hint {
  position: absolute; bottom: 52px; left: 8px; right: 8px; z-index: 3000;
  background: var(--menu-bg); border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 12px; font-size: 12px; text-align: center; color: var(--muted);
}

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(127,140,141,0.4); border-radius: 6px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(127,140,141,0.7); background-clip: content-box; }