:root {
  --blue: #2980b9;
  --blue-dark: #1a5276;
  --blue-light: #3498db;
  --red: #c0392b;
  --dark: #2c3e50;
  --gray: #7f8c8d;
  --gray-light: #bdc3c7;
  --light: #ecf0f1;
  --white: #ffffff;
  --bg: #f5f7fa;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Open Sans", sans-serif;
  background: var(--white);
  color: var(--dark);
  line-height: 1.7;
}

/* Header */
header {
  background: var(--white);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-top {
  background: var(--blue);
  padding: 8px 5%;
}
.header-top-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.header-top p {
  color: var(--white);
  font-size: 14px;
}
.header-phones {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.header-phones a {
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}
.header-phones a:hover {
  text-decoration: underline;
}

.header-main {
  padding: 15px 5%;
}
.header-main-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-box {
  width: 55px;
  height: 55px;
  background: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}
.logo-box span {
  color: var(--white);
  font-family: "Roboto", sans-serif;
  font-weight: 900;
  font-size: 14px;
}
.logo-text h1 {
  font-family: "Roboto", sans-serif;
  font-size: 26px;
  font-weight: 900;
  color: var(--dark);
  line-height: 1.1;
}
.logo-text h1 span {
  color: var(--blue);
}
.logo-text p {
  font-size: 11px;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 1px;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 5px;
}
nav a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 18px;
  border-radius: 4px;
  transition: all 0.3s;
}
nav a:hover,
nav a.active {
  background: var(--blue);
  color: var(--white);
}

.header-cta {
  background: var(--red);
  color: var(--white);
  padding: 12px 24px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  transition: all 0.3s;
}
.header-cta:hover {
  background: #a93226;
  transform: translateY(-2px);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}
.mobile-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--dark);
  margin: 5px 0;
  border-radius: 2px;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--bg) 0%, var(--white) 100%);
  padding: 60px 5% 80px;
}
.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}
.hero-text h2 {
  font-family: "Roboto", sans-serif;
  font-size: 42px;
  font-weight: 900;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 20px;
}
.hero-text h2 span {
  color: var(--blue);
}
.hero-text p {
  font-size: 17px;
  color: var(--gray);
  margin-bottom: 30px;
  line-height: 1.8;
}
.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}
.btn {
  padding: 14px 30px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  transition: all 0.3s;
  display: inline-block;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
}
.btn-secondary {
  background: var(--white);
  color: var(--blue);
  border: 2px solid var(--blue);
}
.btn-secondary:hover {
  background: var(--blue);
  color: var(--white);
}

.hero-card {
  background: var(--white);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  border-top: 4px solid var(--blue);
}
.hero-card h3 {
  font-family: "Roboto", sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--blue);
  text-align: center;
  margin-bottom: 5px;
  text-transform: uppercase;
}
.hero-card > p {
  text-align: center;
  color: var(--gray);
  font-size: 14px;
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--light);
}
.contact-row {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 0;
  border-bottom: 1px solid var(--light);
}
.contact-row:last-child {
  border-bottom: none;
}
.contact-avatar {
  width: 45px;
  height: 45px;
  background: var(--blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 13px;
}
.contact-row h4 {
  font-size: 15px;
  color: var(--dark);
  font-weight: 600;
}
.contact-row a {
  color: var(--blue);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}
.contact-row a:hover {
  text-decoration: underline;
}

/* Section Styles */
section {
  padding: 40px 5%;
  scroll-margin-top: 20px;
}
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}
.section-header h2 {
  font-family: "Roboto", sans-serif;
  font-size: 34px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 15px;
}
.section-header p {
  color: var(--gray);
  font-size: 16px;
}

/* Features */
.features {
  background: var(--white);
}
.features-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}
.feature-card {
  background: var(--bg);
  padding: 35px 25px;
  border-radius: 8px;
  text-align: center;
  transition: all 0.3s;
  border: 1px solid transparent;
}
.feature-card:hover {
  background: var(--white);
  border-color: var(--blue);
  box-shadow: 0 10px 30px rgba(41, 128, 185, 0.15);
  transform: translateY(-5px);
}
.feature-icon {
  width: 70px;
  height: 70px;
  background: var(--blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.feature-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}
.feature-card h3 {
  font-family: "Roboto", sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
  text-transform: uppercase;
}
.feature-card p {
  color: var(--gray);
  font-size: 14px;
  line-height: 1.6;
}

/* About */
.about {
  background: var(--bg);
}
.about-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-image {
  position: relative;
}
.about-img-box {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
  border-radius: 10px;
  padding: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 350px;
}
.about-img-box svg {
  width: 150px;
  height: 150px;
  fill: var(--white);
  opacity: 0.3;
}
.about-stats {
  position: absolute;
  bottom: -25px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  padding: 20px 35px;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  display: flex;
  gap: 35px;
}
.stat {
  text-align: center;
}
.stat strong {
  display: block;
  font-family: "Roboto", sans-serif;
  font-size: 32px;
  font-weight: 900;
  color: var(--blue);
}
.stat span {
  font-size: 12px;
  color: var(--gray);
  text-transform: uppercase;
}
.about-text h2 {
  font-family: "Roboto", sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 20px;
}
.about-text p {
  color: var(--gray);
  font-size: 15px;
  margin-bottom: 15px;
  line-height: 1.8;
}
.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 25px;
}
.value-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  padding: 12px 15px;
  border-radius: 6px;
  border-left: 3px solid var(--blue);
}
.value-item svg {
  width: 20px;
  height: 20px;
  fill: var(--blue);
  flex-shrink: 0;
}
.value-item span {
  font-weight: 600;
  font-size: 13px;
  color: var(--dark);
}

/* Services */
.services {
  background: var(--white);
}
.services-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.service-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}
.service-img {
  height: 180px;
  background: linear-gradient(135deg, var(--blue-light) 0%, var(--blue) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-img svg {
  width: 70px;
  height: 70px;
  fill: var(--white);
}
.service-body {
  padding: 25px;
}
.service-card h3 {
  font-family: "Roboto", sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}
.service-card p {
  color: var(--gray);
  font-size: 14px;
  line-height: 1.7;
}

/* Clients */
.clients {
  background: var(--blue);
  padding: 70px 5%;
}
.clients-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}
.clients h3 {
  color: var(--white);
  font-family: "Roboto", sans-serif;
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 50px;
}
.clients-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 70px;
}
.client-logo {
  opacity: 1;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.client-logo:hover {
  opacity: 1;
  transform: scale(1.1);
}
.client-logo img {
  height: 70px;
  width: auto;
  max-width: 200px;
}

/* CTA */
.cta {
  background: linear-gradient(135deg, var(--red) 0%, #a93226 100%);
  padding: 60px 5%;
  text-align: center;
}
.cta h2 {
  font-family: "Roboto", sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 15px;
}
.cta p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 18px;
  margin-bottom: 25px;
}
.cta .btn {
  background: var(--white);
  color: var(--red);
}
.cta .btn:hover {
  background: var(--light);
}

/* Contact */
.contact {
  background: var(--bg);
}
.contact-content {
  max-width: 1100px;
  margin: 0 auto;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}
.contact-info {
  background: var(--blue);
  padding: 40px;
  color: var(--white);
}
.contact-info h3 {
  font-family: "Roboto", sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
}
.contact-info > p {
  opacity: 0.85;
  font-size: 14px;
  margin-bottom: 30px;
}
.info-item {
  display: flex;
  gap: 15px;
  margin-bottom: 25px;
}
.info-icon {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.info-icon svg {
  width: 18px;
  height: 18px;
  fill: var(--white);
}
.info-item h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
  margin-bottom: 3px;
}
.info-item p,
.info-item a {
  color: var(--white) !important;
  font-size: 14px;
  text-decoration: none;
}
.info-item a:hover {
  text-decoration: underline;
}

.team-section {
  margin-top: 30px;
  padding-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.team-section h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
  margin-bottom: 15px;
}
.team-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.1);
  padding: 10px 12px;
  border-radius: 6px;
  margin-bottom: 10px;
}
.team-avatar {
  width: 32px;
  height: 32px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-weight: 700;
  font-size: 10px;
  flex-shrink: 0;
}
.team-row .info {
  flex: 1;
}
.team-row .info h5 {
  font-size: 13px;
  font-weight: 600;
}
.team-row .info a {
  font-size: 11px;
  opacity: 0.7;
  color: var(--white) !important;
}
.team-row .phone {
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.team-row .phone a {
  color: var(--white) !important;
  text-decoration: none;
}


/* Footer */
footer {
  background: var(--dark);
  padding: 50px 5% 25px;
}
.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 35px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .logo-text h1 {
  color: var(--white);
  font-size: 22px;
  margin-bottom: 15px;
}
.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  line-height: 1.7;
}
.footer-col h4 {
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-col ul {
  list-style: none;
}
.footer-col li {
  margin-bottom: 10px;
}
.footer-col a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}
.footer-col a:hover {
  color: var(--white);
}
.footer-col p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  line-height: 1.6;
}
.footer-bottom {
  padding-top: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}
.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
}

/* Responsive */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 900px) {
  .hero-content,
  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}
@media (max-width: 768px) {
  nav ul,
  .header-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-text h2 {
    font-size: 32px;
  }
  .features-grid {
    grid-template-columns: 1fr;
    max-width: 350px;
    margin: 0 auto;
  }
  .about-stats {
    position: relative;
    bottom: 0;
    left: 0;
    transform: none;
    margin-top: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }
  .values-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
}