:root {
  --dracula-bg: #282a36;
  --dracula-current-line: #44475a;
  --dracula-foreground: #f8f8f2;
  --dracula-comment: #6272a4;
  --dracula-cyan: #8be9fd;
  --dracula-green: #50fa7b;
  --dracula-orange: #ffb86c;
  --dracula-pink: #ff79c6;
  --dracula-purple: #bd93f9;
  --dracula-red: #ff5555;
  --dracula-yellow: #f1fa8c;
  --dracula-selection: #44475a;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--dracula-bg);
  color: var(--dracula-foreground);
  height: 100vh;
  overflow: hidden;
}

.header {
  background: var(--dracula-current-line);
  padding: 15px 25px;
  border-bottom: 1px solid #6272a4;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  font-size: 28px;
  font-weight: bold;
  background: linear-gradient(
    135deg,
    var(--dracula-purple) 0%,
    var(--dracula-pink) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.compiler-title {
  color: var(--dracula-comment);
  font-size: 14px;
  margin-left: 10px;
}

.container {
  display: flex;
  height: calc(100vh - 70px);
}

.editor-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--dracula-current-line);
}

.toolbar {
  background: var(--dracula-current-line);
  padding: 10px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #6272a4;
}

.tabs-container {
  display: flex;
  align-items: center;
  gap: 6px;
}

.file-tab {
  background: var(--dracula-bg);
  padding: 8px 20px;
  border-radius: 5px 5px 0 0;
  font-size: 14px;
  color: var(--dracula-foreground);
  border: 1px solid var(--dracula-current-line);
  border-bottom: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-tab i {
  color: var(--dracula-orange);
}

.output-tab-mobile {
  display: none;
}

.toolbar-buttons {
  display: flex;
  gap: 10px;
  align-items: center;
}

.btn {
  padding: 8px 16px;
  border: 1px solid var(--dracula-current-line);
  background: var(--dracula-bg);
  color: var(--dracula-foreground);
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s;
}

.btn:hover {
  background: var(--dracula-current-line);
  border-color: var(--dracula-purple);
}

.btn-run {
  background: var(--dracula-green);
  color: var(--dracula-bg);
  border: none;
  font-weight: 600;
}

.btn-reset {
  background: var(--dracula-red);
  color: var(--dracula-bg);
  border: none;
  font-weight: 600;
}

.btn-run:hover {
  background: #41d165;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(80, 250, 123, 0.3);
}

.btn-reset:hover {
  background: #ff6e6e;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 85, 85, 0.3);
}

.editor-container {
  flex: 1;
  display: flex;
  background: var(--dracula-bg);
  overflow: hidden;
}

.line-numbers {
  background: var(--dracula-current-line);
  padding: 15px 10px;
  text-align: right;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  font-size: 14px;
  line-height: 1.6;
  color: var(--dracula-comment);
  user-select: none;
  min-width: 50px;
  border-right: 1px solid #6272a4;
  white-space: pre;
  overflow: hidden;
}

.code-editor {
  flex: 1;
  padding: 15px;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  font-size: 14px;
  line-height: 1.6;
  background: var(--dracula-bg);
  color: var(--dracula-foreground);
  border: none;
  outline: none;
  resize: none;
  tab-size: 4;
  overflow: auto;
  caret-color: var(--dracula-foreground);
}

.code-editor::placeholder {
  color: var(--dracula-comment);
  opacity: 1;
}

.code-editor:focus::placeholder {
  opacity: 0.6;
}

.code-editor::selection,
.line-numbers::selection {
  background: var(--dracula-selection);
  color: var(--dracula-foreground);
}

.output-section {
  width: 50%;
  display: flex;
  flex-direction: column;
  background: var(--dracula-current-line);
  border-left: 1px solid #6272a4;
}

.output-header {
  background: var(--dracula-bg);
  padding: 10px 15px;
  border-bottom: 1px solid #6272a4;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.output-title {
  font-size: 14px;
  color: var(--dracula-foreground);
  font-weight: 500;
}

/* ========== Output Actions Container (Right Aligned Buttons) ========== */
.output-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ========== Debug Toggle Button ========== */
.debug-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--dracula-bg);
  border: 2px solid var(--dracula-current-line);
  border-radius: 20px;
  color: var(--dracula-comment);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  user-select: none;
  outline: none;
  white-space: nowrap;
}

.debug-btn:hover {
  border-color: var(--dracula-purple);
  color: var(--dracula-foreground);
}

.debug-btn i {
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.debug-btn .debug-text {
  min-width: 26px;
  text-align: center;
  letter-spacing: 0.5px;
}

/* ON State - Glowing Purple */
.debug-btn[data-state="on"] {
  background: var(--dracula-purple);
  border-color: var(--dracula-purple);
  color: var(--dracula-bg);
  box-shadow: 0 0 0 3px rgba(189, 147, 249, 0.25);
}

.debug-btn[data-state="on"]:hover {
  background: #c8a5f9;
  border-color: #c8a5f9;
  box-shadow: 0 0 0 3px rgba(189, 147, 249, 0.45);
  transform: translateY(-1px);
}

.debug-btn[data-state="on"] i {
  animation: bugPulse 2s infinite;
}

@keyframes bugPulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(0.95);
  }
}

.debug-btn:active {
  transform: scale(0.97);
  transition: transform 0.1s ease;
}

.debug-btn:focus-visible {
  outline: 2px solid var(--dracula-cyan);
  outline-offset: 2px;
}

/* ========== Output Content ========== */
.output-content {
  flex: 1;
  padding: 15px;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  font-size: 14px;
  overflow-y: auto;
  background: var(--dracula-bg);
  color: var(--dracula-foreground);
  line-height: 1.6;
}

.output-placeholder {
  color: var(--dracula-comment);
  font-style: italic;
}

/* Debug output visual enhancement */
.output-content.debug-active pre {
  background: rgba(189, 147, 249, 0.08);
  border-left: 4px solid var(--dracula-purple);
  padding: 12px 16px;
}

/* Dracula Syntax Highlighting */
.syntax-comment {
  color: var(--dracula-comment);
  font-style: italic;
}
.syntax-keyword {
  color: var(--dracula-pink);
  font-weight: 500;
}
.syntax-string {
  color: var(--dracula-yellow);
}
.syntax-function {
  color: var(--dracula-green);
}
.syntax-number {
  color: var(--dracula-purple);
}
.syntax-operator {
  color: var(--dracula-pink);
}
.syntax-variable {
  color: var(--dracula-foreground);
}
.syntax-type {
  color: var(--dracula-cyan);
}

@media (max-width: 768px) {
  .tabs-container .file-tab {
    border-radius: 5px;
    border-bottom: 1px solid var(--dracula-current-line);
    padding: 8px 12px;
    font-size: 13px;
  }

  .tabs-container .file-tab:first-child {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: none;
  }

  .tabs-container .file-tab:last-child {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: 1px solid var(--dracula-current-line);
  }

  .tabs-container .file-tab:hover {
    background: var(--dracula-current-line);
    border-color: var(--dracula-purple);
  }

  .output-section {
    display: none;
  }

  .output-actions {
    gap: 8px;
  }

  .debug-btn {
    padding: 7px 10px;
  }

  .debug-btn .debug-text {
    display: none;
  }

  .toolbar-buttons .btn span {
    display: none;
  }

  .toolbar-buttons .btn {
    padding: 8px 12px;
  }
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--dracula-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--dracula-current-line);
  border-radius: 4px;
  border: 2px solid var(--dracula-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--dracula-comment);
}

.btn:focus,
.code-editor:focus {
  outline: 2px solid var(--dracula-purple);
  outline-offset: 2px;
}

.btn,
.file-tab,
.output-content {
  transition: all 0.2s ease;
}

::selection {
  background: rgba(189, 147, 249, 0.4);
  color: var(--dracula-foreground);
  text-shadow: none;
}

.code-editor::selection {
  background: var(--dracula-purple);
  color: var(--dracula-bg);
  font-weight: 500;
}

.output-content::selection {
  background: rgba(80, 250, 123, 0.35);
  color: var(--dracula-foreground);
}

.line-numbers::selection {
  background: var(--dracula-comment);
  color: var(--dracula-bg);
}

.btn::selection {
  background: var(--dracula-pink);
  color: var(--dracula-bg);
}

::-moz-selection {
  background: rgba(189, 147, 249, 0.4);
  color: var(--dracula-foreground);
  text-shadow: none;
}

.code-editor::-moz-selection {
  background: var(--dracula-purple);
  color: var(--dracula-bg);
  font-weight: 500;
}

.output-content::-moz-selection {
  background: rgba(80, 250, 123, 0.35);
  color: var(--dracula-foreground);
}

.line-numbers::-moz-selection {
  background: var(--dracula-comment);
  color: var(--dracula-bg);
}

.btn::-moz-selection {
  background: var(--dracula-pink);
  color: var(--dracula-bg);
}

.file-tab.active {
  background: var(--dracula-purple);
  border-color: var(--dracula-purple);
  color: var(--dracula-bg);
  font-weight: 600;
  position: relative;
}

.file-tab.active i {
  color: var(--dracula-bg);
}

@keyframes tabSwitch {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}

.file-tab.active {
  animation: tabSwitch 0.2s ease;
}

@media (max-width: 768px) {
  .editor-section.hidden-mobile,
  .output-section.hidden-mobile {
    display: none !important;
  }

  .container.mobile-view {
    height: calc(100vh - 70px);
  }
}

/* =================================== */
/* ========== Import Button Styles ========== */
.btn-import {
  background: var(--dracula-bg);
  border: 1px solid var(--dracula-current-line);
  color: var(--dracula-cyan);
  font-weight: 500;
  position: relative;
}

.btn-import i {
  color: var(--dracula-cyan);
  transition: all 0.2s ease;
}

.btn-import:hover {
  background: var(--dracula-current-line);
  border-color: var(--dracula-cyan);
  color: var(--dracula-foreground);
}

.btn-import:hover i {
  color: var(--dracula-purple);
  transform: translateY(-2px);
}

/* Import Count Badge */
.btn-import::after {
  content: attr(data-count);
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--dracula-purple);
  color: var(--dracula-bg);
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 8px;
  min-width: 16px;
  text-align: center;
  border: 2px solid var(--dracula-bg);
}

.btn-import[data-count="0"]::after,
.btn-import:not([data-count])::after {
  display: none;
}

/* ========== import dropdown panel ========== */
.import-dropdown {
  position: absolute;
  top: 100%;
  right: 10px;
  margin-top: 8px;
  background: var(--dracula-bg);
  border: 1px solid var(--dracula-current-line);
  border-radius: 8px;
  padding: 12px;
  min-width: 250px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 100;
  display: none;
}

.import-dropdown.show {
  display: block;
  animation: dropdownSlide 0.2s ease;
}

@keyframes dropdownSlide {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.import-dropdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--dracula-current-line);
}

.import-dropdown-header h4 {
  color: var(--dracula-foreground);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.import-dropdown-header h4 i {
  color: var(--dracula-cyan);
}

.import-dropdown-close {
  background: transparent;
  border: none;
  color: var(--dracula-comment);
  cursor: pointer;
  font-size: 14px;
  padding: 4px;
  transition: color 0.2s ease;
}

.import-dropdown-close:hover {
  color: var(--dracula-red);
}

.import-list {
  max-height: 180px;
  overflow-y: auto;
  margin-bottom: 10px;
}

.import-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  background: var(--dracula-current-line);
  border-radius: 5px;
  margin-bottom: 5px;
  transition: all 0.2s ease;
}

.import-item:hover {
  background: rgba(189, 147, 249, 0.15);
  border-left: 3px solid var(--dracula-purple);
  padding-left: 7px;
}

.import-item-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.import-item-info i {
  color: var(--dracula-green);
  font-size: 11px;
}

.import-item-name {
  color: var(--dracula-foreground);
  font-family: "Consolas", "Monaco", monospace;
  font-size: 12px;
}

.btn-remove-import {
  background: transparent;
  border: 1px solid var(--dracula-current-line);
  color: var(--dracula-comment);
  padding: 3px 6px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 10px;
  transition: all 0.2s ease;
}

.btn-remove-import:hover {
  background: var(--dracula-red);
  border-color: var(--dracula-red);
  color: var(--dracula-bg);
}

.import-search-box {
  margin-top: 8px;
}

.import-search-box input {
  width: 100%;
  padding: 8px 10px;
  background: var(--dracula-current-line);
  border: 1px solid var(--dracula-current-line);
  border-radius: 5px;
  color: var(--dracula-foreground);
  font-size: 12px;
  outline: none;
}

.import-search-box input:focus {
  border-color: var(--dracula-purple);
  box-shadow: 0 0 0 2px rgba(189, 147, 249, 0.2);
}

.import-search-box input::placeholder {
  color: var(--dracula-comment);
}

.btn-add-import {
  width: 100%;
  margin-top: 8px;
  background: var(--dracula-current-line);
  color: var(--dracula-foreground);
  border: 1px dashed var(--dracula-comment);
  font-weight: 500;
  padding: 8px;
  border-radius: 5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s ease;
  font-size: 12px;
}

.btn-add-import:hover {
  background: rgba(189, 147, 249, 0.15);
  border-color: var(--dracula-purple);
  color: var(--dracula-purple);
}

/* empty state */
.import-empty {
  text-align: center;
  padding: 15px;
  color: var(--dracula-comment);
}

.import-empty i {
  font-size: 24px;
  margin-bottom: 8px;
  display: block;
  opacity: 0.4;
}

.import-empty span {
  font-size: 12px;
}

/* mobile responsive */
@media (max-width: 768px) {
  .btn-import span {
    display: none;
  }

  .btn-import {
    padding: 8px 12px;
  }

  .import-dropdown {
    right: 5px;
    min-width: 240px;
  }
}