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

body {
  background: #0e0e0e;
  color: #d4d4d4;
  font-family: system-ui, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3rem 1.5rem;
}

h1 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #fff;
  margin-bottom: 2.5rem;
}

#drop-zone {
  width: 100%;
  max-width: 560px;
  border: 1.5px dashed #333;
  border-radius: 10px;
  padding: 3.5rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  user-select: none;
}

#drop-zone.drag-over {
  border-color: #6c63ff;
  background: #6c63ff0d;
}

#drop-zone p {
  color: #888;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

#drop-zone button {
  background: #1e1e1e;
  border: 1px solid #333;
  border-radius: 6px;
  color: #ccc;
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0.45rem 1rem;
  transition: border-color 0.15s, color 0.15s;
}

#drop-zone button:hover {
  border-color: #555;
  color: #fff;
}

#folder-input { display: none; }

#status {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: #666;
  height: 1.2em;
}

#results {
  margin-top: 2.5rem;
  width: 100%;
  max-width: 860px;
  display: none;
}

#summary {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  display: flex;
  gap: 1.5rem;
}

.summary-ok   { color: #4ec94e; }
.summary-fail { color: #f87171; }
.summary-info { color: #888; }

.file-group {
  margin-bottom: 0.5rem;
}

.file-header {
  width: 100%;
  background: #141414;
  border: 1px solid #222;
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  text-align: left;
}

.file-header[aria-expanded="true"] {
  border-radius: 6px 6px 0 0;
  border-bottom-color: #1a1a1a;
}

.file-path {
  font-size: 0.78rem;
  color: #6c63ff;
  font-family: monospace;
  flex: 1;
}

.file-count {
  font-size: 0.72rem;
  color: #f87171;
  flex-shrink: 0;
}

.chevron {
  font-size: 0.7rem;
  color: #555;
  flex-shrink: 0;
}

.file-body {
  border: 1px solid #222;
  border-top: none;
  border-radius: 0 0 6px 6px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.violation {
  font-family: monospace;
  font-size: 0.82rem;
  padding: 0.3rem 0.6rem;
  background: #1a1a1a;
  border-left: 2px solid #f87171;
  border-radius: 0;
  margin-bottom: 0;
  border-left-width: 2px;
  border-bottom: 1px solid #1e1e1e;
  display: flex;
  gap: 1rem;
}

.violation .loc  { color: #888; min-width: 3.5rem; flex-shrink: 0; }
.violation .cls  { color: #a78bfa; }
.violation .msg  { color: #d4d4d4; }

.violation--a11y       { border-left-color: #34d399; }
.violation--security   { border-left-color: #f43f5e; }
.violation--bem        { border-left-color: #f87171; }
.violation--convention { border-left-color: #fb923c; }
.violation--hardcoded  { border-left-color: #fbbf24; }
.violation--quality    { border-left-color: #a78bfa; }

#about {
  margin-top: 3.5rem;
  width: 100%;
  max-width: 860px;
  border-top: 1px solid #1e1e1e;
  padding-top: 2.5rem;
}

#about h2 {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.6rem;
}

#about > p {
  font-size: 0.88rem;
  color: #888;
  margin-bottom: 2rem;
}

.bem-parts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.bem-part {
  background: #141414;
  border: 1px solid #222;
  border-radius: 8px;
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.bem-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6c63ff;
}

.bem-part code {
  font-family: monospace;
  font-size: 0.9rem;
  color: #a78bfa;
}

.bem-part p {
  font-size: 0.8rem;
  color: #666;
  margin-top: 0.2rem;
}

.violation-types h3 {
  font-size: 0.8rem;
  font-weight: 600;
  color: #aaa;
  margin-bottom: 1rem;
}

.vtype {
  background: #141414;
  border: 1px solid #222;
  border-left-width: 3px;
  border-radius: 8px;
  padding: 1rem 1.1rem;
  margin-bottom: 0.75rem;
}

.vtype--a11y       { border-left-color: #34d399; }
.vtype--security   { border-left-color: #f43f5e; }
.vtype--bem        { border-left-color: #f87171; }
.vtype--convention { border-left-color: #fb923c; }
.vtype--hardcoded  { border-left-color: #fbbf24; }
.vtype--quality    { border-left-color: #a78bfa; }

.vtype-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.4rem;
  color: #888;
}

.vtype--a11y       .vtype-label { color: #34d399; }
.vtype--security   .vtype-label { color: #f43f5e; }
.vtype--bem        .vtype-label { color: #f87171; }
.vtype--convention .vtype-label { color: #fb923c; }
.vtype--hardcoded  .vtype-label { color: #fbbf24; }
.vtype--quality    .vtype-label { color: #a78bfa; }

.vtype-body > p {
  font-size: 0.82rem;
  color: #666;
  margin-bottom: 0.6rem;
}

.vtype-body ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.vtype-body li {
  font-size: 0.8rem;
  color: #555;
  padding-left: 1rem;
  position: relative;
}

.vtype-body li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: #333;
}

.vtype-body code {
  font-family: monospace;
  font-size: 0.78rem;
  color: #666;
}