:root {
  --evi-red: #a72702;
  --evi-black: #1a1a1a;
  --evi-gray: #666;
  --evi-light-gray: #f5f5f5;
  --evi-border: #ddd;
  --evi-success: #2e7d32;
  --evi-warning: #ed6c02;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: var(--evi-black);
  background: #fff;
  padding: 20px;
}

.container { max-width: 1400px; margin: 0 auto; }

.header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 3px solid var(--evi-red);
  margin-bottom: 30px;
}

.logo { height: 60px; }

h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--evi-black);
}

.layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 30px;
}

.main-content {
  background: #fff;
  padding: 20px;
  border: 1px solid var(--evi-border);
  border-radius: 4px;
}

.section {
  background: var(--evi-light-gray);
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 4px;
  border-left: 4px solid var(--evi-red);
}

.section h2 {
  font-size: 18px;
  margin-bottom: 15px;
  color: var(--evi-black);
}

.form-group { margin-bottom: 15px; }

label {
  display: block;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--evi-gray);
  font-size: 14px;
}

input[type="text"], select, textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--evi-border);
  border-radius: 4px;
  font-size: 14px;
}

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

button {
  background: var(--evi-red);
  color: #fff;
}