* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
}

body {
  color: #333;
  background-color: #f8f9fa;
  position: relative;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Красный текст о тех. работах */
.system-notice {
  color: #d9534f;
  text-align: center;
  font-size: 15px;
  padding: 5px 0;
}

/* Шапка */
.main-header {
  background: #fff;
  border-bottom: 1px solid #eee;
  padding: 15px 0;
}

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

.logo-area img {
  width: 100px;
  height: 100px;
  margin-right: 100px;
}

.logo-text-bold {
  font-size: 28px;
  font-weight: 800;
  color: #1d4ed8;
  letter-spacing: -1px;
  margin-top: 100px;
}

.sub-nav {
  display: flex;
  gap: 15px;
  font-size: 12px;
  margin-top: 5px;
}

.sub-nav a {
  color: #666;
  text-decoration: none;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 20px;
}

.main-nav a {
  text-decoration: none;
  color: #333;
  font-weight: 600;
  font-size: 13px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 15px;
}

.phone {
  font-weight: bold;
  text-decoration: none;
  color: #ffff;
  background-color: #000;
  padding: 14px 28px;
  font-size: 14px;
  border-radius: 4px;
}

/* Кнопки */
.btn {
  border: none;
  border-radius: 4px;
  padding: 14px 28px;
  cursor: pointer;
  font-weight: 700;
  height: 400;
}

.btn-primary {
  background-color: #2563eb;
  color: #fff;
}

.btn-large {
  background-color: #2563eb;
  color: #fff;
  padding: 14px 28px;
  font-size: 14px;
}

.btn-secondary {
  background-color: #2563eb;
  color: #fff;
  padding: 10px 25px;
}

/* Hero Section */
.hero-section {
  padding: 20px 0;
}

.hero-card {
  position: relative;
  background: url("zovod.png")  center/cover no-repeat;
  border-radius: 12px;
  overflow: hidden;
  height: 380px;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.55);
}

.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: 0 50px;
  max-width: 650px;
}

.hero-content h1 {
  font-size: 30px;
  margin-bottom: 15px;
  line-height: 1.2;
}

.hero-content p {
  font-size: 15px;
  margin-bottom: 25px;
  color: #e2e8f0;
}

/* Блок о компании */
.about-section, .catalog-section {
  padding: 50px 0;
  text-align: center;
}

.section-title {
  font-size: 32px;
  color: #1e293b;
  margin-bottom: 8px;
}

.section-subtitle {
  color: #64748b;
  margin-bottom: 40px;
  font-size: 15px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: #fff;
  padding: 30px 20px;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  font-size: 14px;
  line-height: 1.5;
  color: #475569;
}

.feature-icon {
  font-size: 30px;
  margin-bottom: 15px;
  color: #2563eb;
}
/* Футер */
.main-footer {
  background-color: #0d0f12;
  color: #94a3b8;
  padding-top: 40px;
  font-size: 13px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 40px;
}

.footer-col h3, .footer-col h4 {
  color: #fff;
  margin-bottom: 15px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col a {
  color: #94a3b8;
  text-decoration: none;
}

.company-info p {
  margin-bottom: 8px;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding: 20px 0;
  text-align: center;
}

.system-notice-footer {
  color: #ef4444;
  margin-bottom: 8px;
}

/* Виджет слева */
.side-widget {
  position: fixed;
  left: 20px;
  bottom: 150px;
  background: #e2e8f0;
  padding: 10px 15px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.side-widget a {
  font-size: 12px;
  color: #334155;
  text-decoration: none;
}