/* 이 페이지 및 소스는 3EA Networks에 저작권이 귀속됩니다.
무단 사용시에 저작권법 및 부정경쟁방지법에 의거하여 법적 처벌 및 손해 배상 책임을 질 수 있습니다.

This page and its source are copyrighted by 3EA Networks. Unauthorized use may result in legal punishment and damages under the Copyright Act and the Unfair Competition Prevention Act. */
:root {
  /* Brand */
  --brand: #6366f1;
  --brand-hov: #4f46e5;
  --brand-light: #eef2ff;

  /* Gray scale – light theme */
  --g900: #18181b;  --g700: #374151; --g500: #6b7280;
  --g300: #d4d4d8;  --g200: #e5e7eb; --g100: #f3f4f6; --g50: white;

  /* Typography */
  --fs-h1: 2.5rem; --fs-h2: 2rem; --fs-h3: 1.6rem;
  --fs-h4: 1.25rem; --fs-p: 1.05rem; --fs-meta: .95rem;

  /* Spacing */
  --sp2: 10px; --sp3: 14px; --sp4: 18px;
  --sp5: 24px; --sp6: 32px; --sp8: 48px; --gap-sec: 72px;

  /* Radius & Shadow */
  --radius-card: 1.5rem;
  --shadow: 0 4px 32px rgba(0,0,0,.06),
           0 2px 12px rgba(99,102,241,.10);

  /* Glassmorphism */
  --glass-bg: rgba(255,255,255,.65);
  --glass-bg-dark: rgba(24,24,27,.55);
  --blur: 20px;
  
  /* App specific colors */
  --folder-color: #f39c12;
  --file-color: #3498db;
  --success-color: #2ecc71;
  --error-color: #e74c3c;
}

[data-theme="dark"] {
  /* Gray scale – dark theme */
  --g900: #fafafa;  --g700: #e5e5e5; --g500: #c5c5c5;
  --g300: #52525b;  --g200: #3f3f46; --g100: #27272a; --g50: #18181b;

  background: #18181b;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font: 500 var(--fs-p)/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Pretendard, sans-serif;
  color: var(--g500);
  background: var(--g50);
  transition: background .3s, color .3s;
}

main {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--sp8) var(--sp4);
}

h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--g900);
  margin-bottom: var(--sp5);
  transition: color .3s;
}

h1 {
  font-size: var(--fs-h1);
  color: var(--brand);
}

h2 {
  font-size: var(--fs-h2);
  border-bottom: 1px solid var(--g200);
  padding-bottom: var(--sp2);
}

h3 {
  font-size: var(--fs-h3);
}

h4 {
  font-size: var(--fs-h4);
  font-weight: 600;
  color: var(--g700);
}

p {
  font-size: var(--fs-p);
  margin-bottom: var(--sp4);
}

label {
  display: block;
  margin: 10px 0 5px;
  font-size: var(--fs-meta);
  color: var(--g700);
}

a {
  color: var(--brand);
  text-decoration: none;
}

/* Layout helpers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp4);
}

.flex {
  display: flex;
}

.items-c {
  align-items: center;
}

.justify-b {
  justify-content: space-between;
}

.gap-3 {
  gap: var(--sp3);
}

/* Card component */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: var(--sp6);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}

.card.visible {
  opacity: 1;
  transform: none;
}

/* Header */
header {
  background: var(--g900);
  color: #fff;
  padding: var(--sp4) 0;
  box-shadow: var(--shadow);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-icon {
  font-size: 1.8rem;
  margin-right: var(--sp3);
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0;
}

/* Buttons */
.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp3) var(--sp6);
  font: 500 var(--fs-p)/1 inherit;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  transition: transform .15s;
  background: var(--g100);
  color: var(--g700);
}

.btn:active {
  transform: scale(.97);
}

.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-primary:hover {
  background: var(--brand-hov);
}

.btn.primary {
  background: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  background: var(--brand-hov);
}

.btn-secondary {
  background: var(--g100);
  color: var(--g700);
}

.btn-secondary:hover {
  background: var(--g200);
}

[data-theme="dark"] .btn-secondary {
  background: var(--g300);
  color: var(--g900);
}

[data-theme="dark"] .btn-secondary:hover {
  background: var(--g200);
}

.btn-sm {
  padding: var(--sp2) var(--sp4);
  font-size: var(--fs-meta);
}

/* Ripple effect */
.btn:not(.no-ripple)::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  padding-top: 100%;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: .35;
  background: #fff;
  mix-blend-mode: overlay;
  pointer-events: none;
  transition: transform .5s, opacity .5s;
}

.btn:not(.no-ripple):hover::after {
  transform: translate(-50%, -50%) scale(1.9);
  opacity: 0;
}

/* Theme toggle */
.theme-toggle button {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: #fff;
  cursor: pointer;
  padding: 5px;
}

/* Input fields */
.input {
  width: 100%;
  padding: var(--sp3) var(--sp4);
  background: var(--g100);
  border: none;
  border-radius: 8px;
  transition: background .3s, border-color .3s;
  color: var(--g900);
  border: 2px solid transparent;
  font-family: inherit;
}

.input:focus {
  outline: none;
  background: #fff;
  border-color: var(--brand-light);
}

[data-theme="dark"] .input {
  background: var(--g300);
  border-color: var(--g300);
  color: var(--g900);
}

[data-theme="dark"] .input:focus {
  background: var(--g200);
}

/* Select */
select {
  padding: var(--sp2) var(--sp4);
  border: 1px solid var(--g200);
  border-radius: 8px;
  background-color: var(--g100);
  color: var(--g700);
  transition: border-color .3s;
  font-family: inherit;
}

select:focus {
  outline: none;
  border-color: var(--brand);
}

[data-theme="dark"] select {
  background-color: var(--g300);
  color: var(--g900);
  border-color: var(--g300);
}

/* App sections */
.intro {
  text-align: center;
  margin-bottom: var(--sp8);
}

.app-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp6);
  margin-bottom: var(--sp8);
}

@media (min-width: 768px) {
  .app-container {
    grid-template-columns: 1fr 1fr;
  }
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--sp4);
}

.template-selector {
  display: flex;
  align-items: center;
  gap: var(--sp3);
}

/* Editor area */
.editor-container {
  margin-bottom: var(--sp4);
}

#tree-input {
  width: 100%;
  min-height: 300px;
  padding: var(--sp4);
  border: 1px solid var(--g200);
  border-radius: 8px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 14px;
  line-height: 1.5;
  background-color: var(--g100);
  color: var(--g900);
  resize: vertical;
  transition: background .3s, border-color .3s;
}

#tree-input:focus {
  outline: none;
  border-color: var(--brand-light);
  background: #fff;
}

[data-theme="dark"] #tree-input {
  background: var(--g300);
  color: var(--g900);
  border-color: var(--g300);
}

[data-theme="dark"] #tree-input:focus {
  background: var(--g200);
}

/* Input help */
.input-help {
  margin-bottom: var(--sp4);
}

.input-help summary {
  cursor: pointer;
  color: var(--brand);
  padding: var(--sp2) 0;
  font-size: var(--fs-meta);
}

.help-content {
  padding: var(--sp4);
  background-color: var(--g100);
  border-radius: 8px;
  margin-top: var(--sp2);
  animation: fadeIn .4s ease;
}

[data-theme="dark"] .help-content {
  background-color: var(--g200);
}

.help-content h4 {
  margin-top: var(--sp4);
  margin-bottom: var(--sp2);
}

.help-content h4:first-child {
  margin-top: 0;
}

.help-content code {
  background-color: rgba(0, 0, 0, 0.1);
  padding: 2px 5px;
  border-radius: 3px;
  font-family: monospace;
}

.help-content ul {
  padding-left: 20px;
}

.help-content li {
  margin-bottom: 5px;
}

/* Preview area */
.preview-container {
  min-height: 300px;
  padding: var(--sp4);
  border: 1px solid var(--g200);
  border-radius: 8px;
  overflow: auto;
  font-family: monospace;
  background: var(--g100);
  transition: background .3s;
}

[data-theme="dark"] .preview-container {
  background: var(--g300);
  border-color: var(--g300);
}

/* Tree styling */
.tree-item {
  padding: 3px 0;
  transition: transform .2s;
}

.tree-item:hover {
  transform: translateX(3px);
}

.tree-folder {
  font-weight: 600;
  color: var(--g900);
}

.tree-folder > .tree-icon::before {
  content: "📁";
  color: var(--folder-color);
}

.tree-file > .tree-icon::before {
  content: "📄";
  color: var(--file-color);
}

.tree-icon {
  display: inline-block;
  width: 20px;
  margin-right: 5px;
}

.tree-children {
  padding-left: 20px;
  border-left: 1px dashed var(--g300);
  margin-left: 10px;
}

.tree-name {
  transition: color .2s;
}

.tree-file:hover .tree-name {
  color: var(--brand);
}

/* Options section */
.options-section {
  margin-bottom: var(--sp8);
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp4);
  margin-bottom: var(--sp5);
}

.option {
  display: flex;
  align-items: center;
}

.option label {
  display: flex;
  align-items: center;
  gap: var(--sp2);
  cursor: pointer;
  margin: 0;
}

/* Checkbox styling */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--g300);
  border-radius: 4px;
  margin: 0;
  display: grid;
  place-content: center;
  transition: background .2s, border-color .2s;
}

input[type="checkbox"]:checked {
  background: var(--brand);
  border-color: var(--brand);
}

input[type="checkbox"]::before {
  content: "";
  width: 10px;
  height: 10px;
  transform: scale(0);
  background: #fff;
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/%3E%3C/svg%3E");
  transition: transform .2s;
}

input[type="checkbox"]:checked::before {
  transform: scale(1);
}

/* Text input for ZIP filename */
#zip-filename {
  width: 100%;
  padding: var(--sp2) var(--sp4);
  border: 1px solid var(--g200);
  border-radius: 8px;
  background: var(--g100);
  color: var(--g900);
  transition: background .3s, border-color .3s;
}

#zip-filename:focus {
  outline: none;
  border-color: var(--brand-light);
  background: #fff;
}

[data-theme="dark"] #zip-filename {
  background: var(--g300);
  color: var(--g900);
  border-color: var(--g300);
}

[data-theme="dark"] #zip-filename:focus {
  background: var(--g200);
}

/* Generate button with animation */
#generate-btn {
  width: 100%;
  padding: var(--sp4);
  font-size: 1.1rem;
  margin-top: var(--sp4);
  position: relative;
  overflow: hidden;
  transition: background .3s, transform .15s;
}

/* Progress indicator */
.progress-container {
  margin-top: var(--sp4);
  border-radius: 9999px;
  overflow: hidden;
  background: var(--g200);
  height: 8px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--brand) 25%, var(--brand-hov) 75%);
  background-size: 200% 100%;
  animation: progressAnim 4s linear infinite;
  width: 0;
  transition: width .4s;
}

@keyframes progressAnim {
  from { background-position: 0 0; }
  to { background-position: -200% 0; }
}

.progress-text {
  text-align: center;
  padding: var(--sp2) 0;
  font-size: var(--fs-meta);
  color: var(--g700);
}

/* Error message */
.error-message {
  color: var(--error-color);
  padding: var(--sp3) 0;
  font-weight: 500;
}

/* How to use section */
.how-to-use {
  margin-bottom: var(--sp8);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--sp6);
  margin-top: var(--sp5);
}

.step {
  border-radius: var(--radius-card);
  background: var(--glass-bg);
  box-shadow: var(--shadow);
  padding: var(--sp5);
  text-align: center;
  transform: translateY(20px);
  opacity: 0;
  transition: opacity .6s ease, transform .6s ease;
}

.step.visible {
  opacity: 1;
  transform: none;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--brand);
  color: white;
  font-weight: bold;
  margin: 0 auto var(--sp4);
}

/* Footer */
footer {
  background-color: var(--g900);
  color: #fff;
  padding: var(--sp5) 0;
  text-align: center;
  margin-top: var(--sp8);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: none; }
}

/* Dark theme specific tweaks */
[data-theme="dark"] .card,
[data-theme="dark"] .step {
  background: var(--glass-bg-dark);
}

.hidden {
  display: none;
}
body{
  margin-top:5rem!important;
}
/* 이 페이지 및 소스는 3EA Networks에 저작권이 귀속됩니다.
무단 사용시에 저작권법 및 부정경쟁방지법에 의거하여 법적 처벌 및 손해 배상 책임을 질 수 있습니다.

This page and its source are copyrighted by 3EA Networks. Unauthorized use may result in legal punishment and damages under the Copyright Act and the Unfair Competition Prevention Act. */