/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0d1117;
  --bg2: #161b22;
  --bg3: #1c2333;
  --border: #30363d;
  --cyan: #00d4ff;
  --cyan2: #0099cc;
  --green: #39d353;
  --yellow: #f0c040;
  --red: #ff4444;
  --text: #e6edf3;
  --text2: #8b949e;
  --radius: 12px;
  --font: 'Exo 2', sans-serif;
  --mono: 'Share Tech Mono', monospace;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== ANIMATED BACKGROUND ===== */
.bg-grid {
  position: fixed; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove { from { background-position: 0 0; } to { background-position: 40px 40px; } }

.scanline {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.05) 2px, rgba(0,0,0,0.05) 4px);
}

/* ===== LAYOUT ===== */
.container {
  position: relative; z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 24px 16px 80px;
}

/* ===== HEADER ===== */
header {
  text-align: center;
  margin-bottom: 28px;
  animation: fadeDown 0.6s ease both;
}
@keyframes fadeDown { from { opacity:0; transform: translateY(-20px); } to { opacity:1; transform: none; } }

.logo-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--cyan), var(--cyan2));
  color: #000;
  font-weight: 900;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 2px;
  margin-bottom: 10px;
  box-shadow: 0 0 20px rgba(0,212,255,0.4);
}

h1 {
  font-size: clamp(22px, 6vw, 32px);
  font-weight: 900;
  background: linear-gradient(90deg, var(--cyan), #7dd3fc, var(--cyan));
  background-size: 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease infinite;
  letter-spacing: -0.5px;
}
@keyframes shimmer { 0%,100%{background-position:0%} 50%{background-position:100%} }

.edition {
  color: var(--text2);
  font-size: 11px;
  letter-spacing: 3px;
  margin-top: 4px;
}

/* ===== CARD ===== */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0,212,255,0.05), 0 20px 60px rgba(0,0,0,0.4);
}
.card::before {
  content:'';
  position:absolute; top:0; left:0; right:0; height:1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  animation: topGlow 3s ease infinite;
}
@keyframes topGlow { 0%,100%{opacity:.3} 50%{opacity:1} }

/* ===== STEPS ===== */
.step { display: none; animation: fadeIn 0.35s ease; }
.step.active { display: block; }
@keyframes fadeIn { from{opacity:0;transform:translateX(10px)} to{opacity:1;transform:none} }

.step-label {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.step-label span {
  background: var(--cyan);
  color: #000;
  font-weight: 900;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
}

/* ===== TABS ===== */
.source-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
}
.tab {
  background: none;
  border: none;
  color: var(--text2);
  font-family: var(--font);
  font-size: 13px;
  padding: 8px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.2s;
}
.tab.active { color: var(--cyan); border-bottom-color: var(--cyan); }
.tab:hover:not(.active) { color: var(--text); }

.tab-content { display: none; margin-bottom: 20px; }
.tab-content.active { display: block; }

/* ===== LABELS & INPUTS ===== */
label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
  margin-bottom: 8px;
  margin-top: 16px;
}
label:first-child { margin-top: 0; }

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon {
  position: absolute;
  left: 14px;
  font-size: 15px;
  pointer-events: none;
  z-index: 1;
}
input[type="text"], input[type="password"] {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  padding: 13px 14px 13px 42px;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
input[type="text"]:focus, input[type="password"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.12);
}
input::placeholder { color: #444d56; }

select {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 13px 14px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%238b949e'%3E%3Cpath d='M0 0l6 8 6-8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
select:focus { border-color: var(--cyan); }

.hint {
  font-size: 11px;
  color: var(--text2);
  margin-top: 5px;
  margin-bottom: 12px;
}

.field-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media(max-width:500px) { .field-group { grid-template-columns: 1fr; } }

/* ===== FILE DROP ===== */
.file-drop {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--bg3);
  margin-bottom: 4px;
}
.file-drop:hover, .file-drop.drag { border-color: var(--cyan); background: rgba(0,212,255,0.04); }
.file-icon { font-size: 32px; margin-bottom: 8px; }
.file-text { font-size: 14px; color: var(--text2); }
.file-text .link { color: var(--cyan); text-decoration: underline; }
.file-sub { font-size: 11px; color: #444d56; margin-top: 4px; }

/* ===== TEMPLATES ===== */
.blank-info {
  background: var(--bg3);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  color: var(--text2);
  font-size: 14px;
  line-height: 1.6;
}
.blank-icon { font-size: 36px; margin-bottom: 8px; }

.template-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.template-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}
.template-card:hover { border-color: var(--cyan); }
.template-card.selected { border-color: var(--cyan); background: rgba(0,212,255,0.07); box-shadow: 0 0 12px rgba(0,212,255,0.15); }
.tpl-icon { font-size: 28px; margin-bottom: 6px; }
.tpl-name { font-size: 12px; font-weight: 600; color: var(--text2); }
.template-card.selected .tpl-name { color: var(--cyan); }

/* ===== FEATURES ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 8px;
}
.feat-check { cursor: pointer; }
.feat-check input { display: none; }
.feat-box {
  display: block;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  transition: all 0.2s;
  user-select: none;
}
.feat-check input:checked + .feat-box {
  border-color: var(--cyan);
  background: rgba(0,212,255,0.07);
  color: var(--cyan);
}

/* ===== ARCH & LANG ===== */
.arch-select, .lang-select {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.arch-opt, .lang-opt { cursor: pointer; }
.arch-opt input, .lang-opt input { display: none; }
.arch-opt span {
  display: block;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 18px;
  font-size: 13px;
  transition: all 0.2s;
}
.arch-opt input:checked + span {
  border-color: var(--cyan);
  background: rgba(0,212,255,0.1);
  color: var(--cyan);
}
.lang-badge {
  display: block;
  padding: 8px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--border);
  background: var(--bg3);
  transition: all 0.2s;
}
.lang-badge.kotlin { }
.lang-badge.java { }
.lang-opt input:checked + .lang-badge.kotlin {
  border-color: #f48024;
  background: rgba(244,128,36,0.12);
  color: #f48024;
}
.lang-opt input:checked + .lang-badge.java {
  border-color: #5a7abc;
  background: rgba(90,122,188,0.12);
  color: #5a7abc;
}

/* ===== BUTTONS ===== */
.btn-next, .btn-generate {
  display: block;
  width: 100%;
  margin-top: 24px;
  padding: 16px;
  background: linear-gradient(135deg, var(--cyan), var(--cyan2));
  color: #000;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 1px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}
.btn-next:hover, .btn-generate:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,212,255,0.5);
}
.btn-next:active, .btn-generate:active { transform: translateY(0); }

.nav-btns { display: flex; gap: 12px; margin-top: 24px; }
.btn-back {
  flex: 0 0 auto;
  padding: 14px 20px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text2);
  font-family: var(--font);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-back:hover { border-color: var(--cyan); color: var(--cyan); }
.nav-btns .btn-next, .nav-btns .btn-generate { flex: 1; margin-top: 0; }

/* ===== GENERATING STATE ===== */
.btn-generate.loading {
  background: var(--bg3);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  cursor: wait;
  animation: pulse 1.2s ease infinite;
}
@keyframes pulse { 0%,100%{opacity:.8} 50%{opacity:1} }

/* ===== SUMMARY ===== */
.summary {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 18px;
  font-size: 13px;
  line-height: 1.8;
}
.summary-row { display: flex; justify-content: space-between; }
.summary-row + .summary-row { border-top: 1px solid var(--border); padding-top: 8px; margin-top: 8px; }
.summary-key { color: var(--text2); }
.summary-val { color: var(--cyan); font-family: var(--mono); font-size: 12px; }

.build-options { display: flex; flex-direction: column; gap: 10px; }
.build-check { cursor: pointer; display: flex; align-items: center; gap: 10px; font-size: 14px; }
.build-check input[type="checkbox"] { accent-color: var(--cyan); width: 16px; height: 16px; }

/* ===== RESULT ===== */
.success-banner {
  text-align: center;
  margin-bottom: 20px;
  animation: popIn 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes popIn { from{opacity:0;transform:scale(0.7)} to{opacity:1;transform:scale(1)} }
.success-icon { font-size: 52px; margin-bottom: 10px; }
.success-banner h2 { font-size: 22px; color: var(--green); margin-bottom: 4px; }
.success-banner p { color: var(--text2); font-family: var(--mono); font-size: 13px; }

.file-tree {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.8;
  color: var(--text2);
  max-height: 260px;
  overflow-y: auto;
  margin-bottom: 16px;
}
.file-tree .dir { color: var(--cyan); font-weight: bold; }
.file-tree .file { color: var(--text); }
.file-tree .file.kotlin { color: #f48024; }
.file-tree .file.xml { color: var(--green); }
.file-tree .file.gradle { color: var(--yellow); }

.download-section { display: flex; gap: 10px; margin-bottom: 20px; }
.btn-download {
  flex: 1;
  padding: 14px;
  background: linear-gradient(135deg, var(--green), #28a745);
  color: #000;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 700;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 4px 16px rgba(57,211,83,0.3);
}
.btn-download:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(57,211,83,0.5); }
.btn-copy-structure {
  padding: 14px 20px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-copy-structure:hover { border-color: var(--cyan); color: var(--cyan); }

.setup-guide {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}
.setup-guide h3 { font-size: 14px; margin-bottom: 14px; color: var(--cyan); }
.setup-step {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13px;
  line-height: 1.5;
}
.setup-num {
  background: var(--cyan);
  color: #000;
  font-weight: 900;
  min-width: 22px; height: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
}
.setup-cmd {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  margin-top: 4px;
  color: var(--green);
  display: block;
}

.btn-restart {
  display: block;
  width: 100%;
  padding: 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text2);
  font-family: var(--font);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-restart:hover { border-color: var(--cyan); color: var(--cyan); }

/* ===== PROGRESS BAR ===== */
.progress-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-top: 20px;
}
.prog-step {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--bg3);
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--text2);
  transition: all 0.3s;
}
.prog-step.active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #000;
  box-shadow: 0 0 12px rgba(0,212,255,0.5);
}
.prog-step.done {
  background: var(--green);
  border-color: var(--green);
  color: #000;
}
.prog-line {
  width: 60px; height: 2px;
  background: var(--border);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan2); }

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--bg2);
  border: 1px solid var(--cyan);
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 13px;
  color: var(--cyan);
  box-shadow: 0 4px 20px rgba(0,212,255,0.2);
  z-index: 999;
  animation: slideUp 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
}
@keyframes slideUp { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:none} }
@keyframes fadeOut { to{opacity:0;transform:translateY(-10px)} }