:root {
  --bg-dark: #121212;
  --bg-sidebar: #171717;
  --border-color: #2a2a2a;
  --accent-green: #33ff66;
  --text-main: #f0f0f0;
  --text-muted: #888888;
  --text-dark: #555555;
  --font-main: "Google Sans", "Open Sans", sans-serif;
  --font-mono: var(--font-main);

  --black:   #000000;
  --bg:      var(--bg-dark);
  --bg2:     var(--bg-sidebar);
  --bg3:     #1a1a1a;
  --panel:   var(--bg-sidebar);
  --panel2:  #222222;
  --border:  var(--border-color);
  --border2: #333333;
  --green:   var(--accent-green);
  --green2:  #00cc33;
  --green3:  #003a0f;
  --green-dim: rgba(51, 255, 102, 0.12);
  --green-glow: 0 0 8px rgba(51, 255, 102, 0.4);
  --text:    var(--text-main);
  --text2:   #b0b0b0;
  --text3:   var(--text-muted);
  --text4:   var(--text-dark);
  --danger:  #ff3333;
  --warn:    #ffaa00;
  --radius: 2px;
  --mono: var(--font-main);
  --sans: var(--font-main);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 11px;
  letter-spacing: 0.5px;
  overflow: hidden;
  height: 100vh;
}

/* Boot screen */
#loading {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--bg-dark);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  transition: opacity 0.3s;
}
#loading.hide { opacity: 0; pointer-events: none; }
.boot-logo { font-size: 24px; font-weight: bold; margin-bottom: 20px; color: var(--text-main); letter-spacing: 2px; }
.boot-bar { width: 200px; height: 2px; background: var(--border-color); margin-bottom: 10px; overflow: hidden; }
.boot-fill { height: 100%; width: 0; background: var(--accent-green); }
.boot-text { font-size: 10px; color: var(--text-muted); }


#layout {
  display: flex;
  height: 100vh;
}

/* Left Sidebar */
#left-sidebar {
  width: 250px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.brand {
  padding: 24px 20px;
}

.logo {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.version {
  color: var(--text-muted);
  font-size: 10px;
}

.search-box {
  margin: 0 20px 20px 20px;
  background-color: #1a1a1a;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  display: flex;
  align-items: center;
  padding: 8px 12px;
}

.search-icon {
  color: var(--text-muted);
  margin-right: 10px;
}

.search-box input {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 10px;
  width: 100%;
  outline: none;
}

.main-nav {
  display: flex;
  flex-direction: column;
}

.nav-item {
  padding: 12px 20px;
  display: flex;
  align-items: center;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-main);
}

.nav-item:hover {
  background-color: #222;
  color: var(--text-main);
}

.nav-item.active {
  background-color: rgba(51, 255, 102, 0.05);
  color: var(--accent-green);
  border-left: 2px solid var(--accent-green);
}

.nav-item .icon {
  margin-right: 12px;
}

/* Center Area */
.center-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
}

.canvas-container {
  flex: 1;
  position: relative;
  /* Grid lines background */
  background-image:
    linear-gradient(var(--border-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center center;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto; /* Allow scrolling if canvas is larger */
}

#main-canvas {
  background: var(--black);
  box-shadow: 0 0 20px rgba(0,0,0,0.5);
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}


/* Bottom Bar */
.bottom-bar {
  height: 50px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-sidebar);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.status-left {
  display: flex;
  flex-direction: column;
}

.status-title {
  color: var(--accent-green);
  font-weight: 700;
  font-family: var(--font-main);
  margin-bottom: 4px;
}

.status-ref {
  color: var(--text-dark);
  font-family: var(--font-main);
  font-size: 9px;
}

.actions-center, .actions-right {
  display: flex;
  gap: 16px;
}

button {
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}

.btn-ghost {
  background: transparent;
  border: none;
  color: var(--text-muted);
}

.btn-ghost:hover {
  color: var(--text-main);
}

.btn-primary {
  background-color: var(--accent-green);
  color: #000;
  border: none;
  padding: 6px 12px;
  border-radius: 2px;
  font-weight: 700;
}

.btn-primary:hover {
  opacity: 0.9;
}

/* Right Sidebar (Original GenStudio controls styles adapted) */
#right-sidebar {
  width: 300px;
  background-color: var(--bg-sidebar);
  border-left: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-header .title {
  font-weight: 700;
  letter-spacing: 1px;
}

.sidebar-header .icon {
  color: var(--text-muted);
}

.controls-content {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

/* Original GenStudio Sidebar UI classes */
.sec { border-bottom: 1px solid var(--border-color); padding: 12px 0; }
.sec:last-child { border-bottom: none; }
.sec-hdr {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 10px; color: var(--text-muted); margin-bottom: 12px;
  cursor: pointer; user-select: none; letter-spacing: 1px;
}
.sec-hdr::after { content: '−'; color: var(--text-dark); }
.sec.closed .sec-hdr::after { content: '+'; }
.sec.closed > div:not(.sec-hdr) { display: none; }

.row { display: flex; align-items: center; margin-bottom: 10px; }
.row:last-child { margin-bottom: 0; }
.row label { width: 90px; font-size: 10px; color: var(--text-muted); flex-shrink: 0; }
.row .val { margin-left: auto; font-size: 10px; color: var(--text-main); }

input[type=range] {
  -webkit-appearance: none; flex: 1; height: 2px; background: var(--border-color);
  outline: none; margin: 0 12px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 12px; height: 12px; background: var(--accent-green);
  border-radius: 2px; cursor: pointer; transition: transform 0.1s;
}
input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.2); }

select {
  flex: 1; background: var(--bg-dark); border: 1px solid var(--border-color);
  color: var(--text-main); font-family: var(--font-main); font-size: 10px;
  padding: 4px; outline: none; border-radius: var(--radius); cursor: pointer;
}

.color-wrap {
  display: flex; align-items: center; flex: 1; justify-content: space-between;
}
.color-swatch {
  width: 24px; height: 16px; border-radius: var(--radius); border: 1px solid var(--border-color);
  position: relative; overflow: hidden; cursor: pointer;
}
.color-swatch input[type=color] {
  position: absolute; opacity: 0; inset: -5px; width: 40px; height: 30px; cursor: pointer;
}

.tog {
  width: 32px; height: 16px; background: var(--bg-dark); border: 1px solid var(--border-color);
  border-radius: 8px; position: relative; cursor: pointer; transition: 0.2s;
}
.tog::after {
  content: ''; position: absolute; left: 2px; top: 2px; width: 10px; height: 10px;
  background: var(--text-muted); border-radius: 5px; transition: 0.2s;
}
.tog.on { background: rgba(51, 255, 102, 0.2); border-color: var(--accent-green); }
.tog.on::after { left: 18px; background: var(--accent-green); box-shadow: var(--green-glow); }

input[type=text], input[type=number] {
  flex: 1; background: var(--bg-dark); border: 1px solid var(--border-color);
  color: var(--text-main); font-family: var(--font-main); font-size: 10px;
  padding: 4px 6px; outline: none; border-radius: var(--radius); width: 100%;
}
input[type=text]:focus, input[type=number]:focus { border-color: var(--text-muted); }


.size-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin-bottom: 12px; }
.size-pill {
  border: 1px solid var(--border-color); text-align: center; padding: 4px 0;
  font-size: 9px; color: var(--text-muted); cursor: pointer; border-radius: var(--radius);
}
.size-pill.active { background: rgba(51, 255, 102, 0.1); border-color: var(--accent-green); color: var(--accent-green); }
.size-pill:hover:not(.active) { border-color: var(--text-main); color: var(--text-main); }

.w-h-row { display: flex; gap: 8px; }
.w-h-row input { text-align: center; }

/* Toasts */
#toasts { position: fixed; bottom: 60px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast {
  background: var(--bg-sidebar); border: 1px solid var(--border-color); padding: 8px 12px;
  color: var(--accent-green); font-size: 10px; letter-spacing: 1px;
  animation: slideIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Upload Zone */
.upload-zone {
  border: 1px dashed var(--border-color); padding: 20px; text-align: center;
  color: var(--text-muted); cursor: pointer; transition: 0.2s; border-radius: var(--radius);
  margin-bottom: 10px;
}
.upload-zone:hover { border-color: var(--accent-green); color: var(--accent-green); background: rgba(51,255,102,0.05); }


/* Fixes for injected tools */
#tool-nav {
  padding: 0 10px;
}
.nav-item {
  display: flex;
  align-items: center;
  padding: 10px 15px;
  color: var(--text-muted);
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-main);
  border-radius: 4px;
  margin-bottom: 4px;
  font-size: 11px;
}
.nav-item:hover {
  background-color: rgba(255,255,255,0.05);
  color: var(--text-main);
}
.nav-item.active {
  background-color: rgba(51, 255, 102, 0.1);
  color: var(--accent-green);
  border-left: 3px solid var(--accent-green);
  border-radius: 0 4px 4px 0;
}
.nav-item .tip {
  margin-left: 10px;
}
.nav-sep {
  height: 1px;
  background: var(--border-color);
  margin: 10px 0;
}

/* Fixes for right sidebar injected controls */
.sec {
  border-bottom: 1px solid var(--border-color);
  padding: 15px 0;
}
.sec:last-child { border-bottom: none; }
.sec-hdr {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 11px; color: var(--text-dark); margin-bottom: 15px;
  cursor: pointer; user-select: none; letter-spacing: 1px;
  text-transform: uppercase;
}
.sec-title {
  font-weight: 700;
}
.sec-hdr::after { content: ''; } /* Remove old + - if they existed */

.ctrl, .color-row, .row {
  margin-bottom: 15px;
}

.ctrl-row, .color-lbl, .row label {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-muted);
  margin-bottom: 8px;
}
.ctrl-v, .val {
  color: var(--text-main);
}

/* Original GenStudio specific styling to match requested layout */
.size-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 15px; }
.size-pill {
  border: 1px solid var(--border-color); background: transparent; text-align: center; padding: 6px 0;
  font-size: 10px; color: var(--text-muted); cursor: pointer; border-radius: var(--radius);
  font-family: var(--font-main); transition: 0.2s;
}
.size-pill.active { background: var(--accent-green); border-color: var(--accent-green); color: #000; font-weight: bold; }
.size-pill:hover:not(.active) { border-color: var(--text-main); color: var(--text-main); }

.custom-size { display: flex; align-items: center; gap: 10px; }
.custom-size input { flex: 1; text-align: right; }
.custom-size span { color: var(--text-muted); }

/* Range sliders */
input[type=range] {
  -webkit-appearance: none; width: 100%; height: 2px; background: var(--border-color);
  outline: none; margin: 10px 0; display: block;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 12px; height: 12px; background: var(--accent-green);
  border-radius: 2px; cursor: pointer; transition: transform 0.1s;
}

/* Selects and Inputs */
select, input[type=text], input[type=number] {
  width: 100%; background: transparent; border: 1px solid var(--border-color);
  color: var(--text-main); font-family: var(--font-main); font-size: 11px;
  padding: 8px 12px; outline: none; border-radius: 2px; cursor: pointer;
  appearance: none;
}
select:focus, input[type=text]:focus, input[type=number]:focus { border-color: var(--text-muted); }

/* Color row alignment */
.color-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 15px; }
.color-lbl { margin-bottom: 0; }
.color-swatch {
  width: 32px; height: 16px; border-radius: 2px; border: 1px solid var(--border-color);
  position: relative; overflow: hidden; cursor: pointer;
}
.color-swatch input[type=color] {
  position: absolute; opacity: 0; inset: -5px; width: 50px; height: 40px; cursor: pointer;
}

/* Toggle */
.tog {
  width: 32px; height: 16px; background: #222; border-radius: 2px; position: relative; cursor: pointer; transition: 0.2s;
}
.tog::after {
  content: ''; position: absolute; left: 0; top: 0; width: 16px; height: 16px;
  background: var(--text-muted); border-radius: 2px; transition: 0.2s;
}
.tog.on { background: var(--accent-green); border-color: var(--accent-green); }
.tog.on::after { left: 16px; background: #fff; box-shadow: var(--green-glow); }
.val, .ctrl-v { text-align: right; }

/* Fix Dropdown Option Colors */
select option {
    background-color: var(--bg-card);
    color: var(--text-main);
}

/* Align text to the right in right sidebar inputs and selects */
#sidebar-content select,
#sidebar-content input[type="text"],
#sidebar-content input[type="number"] {
    text-align: right;
}
/* Ensure options inside select are right aligned if possible, or just the select box text */
select {
    text-align-last: right;
}
option {
    direction: rtl;
}

.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); z-index: 1000; display: none; align-items: center; justify-content: center; }
.modal-content { background: #111; padding: 20px; border-radius: 8px; border: 1px solid #333; color: #fff; width: 90%; max-width: 500px; }