:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-input: #1a2236;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #10b981;
  --text-main: #f3f4f6;
  --text-muted: #94a3b8;
  --accent-green: #10b981;
  --accent-cyan: #06b6d4;
  --accent-purple: #8b5cf6;
  --accent-red: #f43f5e;
  --glow-green: rgba(16, 185, 129, 0.25);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(16, 185, 129, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(6, 182, 212, 0.05) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 0 15px var(--glow-green);
}

.brand-text h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-text span {
  font-size: 11px;
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.server-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 13px;
  color: var(--text-muted);
}

.dot-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* Container */
.container {
  max-width: 1380px;
  margin: 0 auto;
  padding: 32px 24px 60px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.tab-btn {
  background: transparent;
  color: var(--text-muted);
  border: none;
  font-size: 15px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  color: #fff;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Grid Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 992px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Cards */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.card-header h2 {
  font-size: 19px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-subtitle {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 4px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-accent {
  background: linear-gradient(135deg, #06b6d4, #0284c7);
  color: #fff;
}

.btn-danger {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-red);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.btn-danger:hover {
  background: var(--accent-red);
  color: #fff;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Form Styles */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

label span.req {
  color: var(--accent-red);
}

input[type="text"],
input[type="url"],
select,
textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: #fff;
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

/* Dropzone */
.dropzone {
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  background: rgba(0, 0, 0, 0.15);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--accent-green);
  background: rgba(16, 185, 129, 0.05);
}

.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}

.dropzone .btn {
  position: relative;
  z-index: 10;
}

.dropzone-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.dropzone-text {
  font-size: 13px;
  color: var(--text-muted);
}

.dropzone-hint {
  font-size: 11px;
  color: #64748b;
  margin-top: 4px;
}

.dropzone-file-selected {
  font-size: 13px;
  color: var(--accent-green);
  font-weight: 600;
  margin-top: 8px;
}

/* Tags and Pills */
.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.tag-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.tag-pill .remove-tag {
  cursor: pointer;
  color: var(--text-muted);
}

.tag-pill .remove-tag:hover {
  color: var(--accent-red);
}

/* Toggle Switches */
.toggle-group {
  display: flex;
  gap: 24px;
  margin: 18px 0;
}

.toggle-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #273147;
  transition: 0.2s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.2s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--accent-green);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* Dynamic Controls List */
.controls-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.control-item-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Live Preview Card */
.preview-sticky {
  position: sticky;
  top: 90px;
}

.game-card-preview {
  background: #151d30;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
  transition: var(--transition);
}

.game-thumb-box {
  width: 100%;
  height: 210px;
  background: #0d121f;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.game-thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.badge-overlay {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
}

.chip {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chip-new {
  background: #10b981;
  color: #fff;
}

.chip-popular {
  background: #f59e0b;
  color: #fff;
}

.card-body {
  padding: 20px;
}

.preview-genre {
  color: var(--accent-cyan);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.preview-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  color: #fff;
}

.preview-tilekey {
  font-size: 13px;
  color: #94a3b8;
  margin-bottom: 12px;
}

.preview-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 12px 0;
  font-size: 12px;
  color: #94a3b8;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 0;
}

.preview-meta div span {
  color: #fff;
  font-weight: 600;
}

.preview-about {
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Games Library Grid */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
  margin-top: 20px;
}

.game-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.game-item-card:hover {
  transform: translateY(-4px);
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.game-item-thumb {
  width: 100%;
  height: 170px;
  object-fit: cover;
  background: #0d121f;
}

.game-item-info {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.game-item-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
  padding-top: 14px;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: #111827;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
}

.modal-close:hover {
  color: #fff;
}

/* Game Player Frame */
.game-iframe-wrapper {
  width: 100%;
  height: 600px;
  background: #000;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.game-iframe-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* JSON Viewer */
pre.json-viewer {
  background: #090d16;
  border: 1px solid var(--border-color);
  padding: 16px;
  border-radius: var(--radius-md);
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  color: #38ef7d;
  overflow-x: auto;
  max-height: 480px;
}

/* Toast */
#toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #10b981;
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 200;
}

#toast.show {
  transform: translateY(0);
  opacity: 1;
}