/* HVAC615Needs.com Stylesheet */

/* ===== GLOBAL STYLES ===== */
:root {
  --primary: #007BFF;
  --primary-dark: #0056b3;
  --secondary: #FFD700;
  --secondary-dark: #e6c200;
  --text-dark: #333;
  --text-light: #777;
  --white: #fff;
  --light-bg: #f8f9fa;
  --border-color: #ddd;
  --success: #28a745;
  --danger: #dc3545;
  --shadow: 0 4px 6px rgba(0,0,0,0.1);
  --radius: 8px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-dark);
}

p {
  margin-bottom: 15px;
}

a {
  text-decoration: none;
  color: var(--primary);
  transition: color 0.3s ease;
}

a:hover {
  color: var(--primary-dark);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 36px;
  position: relative;
  margin-bottom: 20px;
}

.section-header h2:after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 80px;
  height: 4px;
  background-color: var(--secondary);
  transform: translateX(-50%);
}

.section-header p {
  font-size: 18px;
  color: var(--text-light);
  max-width: 700px;
  margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn-primary, 
.btn-secondary, 
.btn-service,
.btn-nav,
.btn-footer {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-family: 'Montserrat', sans-serif;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  color: var(--white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background-color: var(--primary);
  color: var(--white);
}

.btn-service {
  background-color: var(--light-bg);
  color: var(--primary);
  border: 1px solid var(--border-color);
  padding: 8px 16px;
  font-size: 14px;
}

.btn-service:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.btn-nav {
  background-color: var(--secondary);
  color: var(--text-dark);
  font-size: 14px;
  padding: 8px 16px;
}

.btn-nav:hover {
  background-color: var(--secondary-dark);
  color: var(--text-dark);
}

.btn-footer {
  background-color: var(--primary);
  color: var(--white);
  font-size: 14px;
  padding: 8px 16px;
}

/* ===== AGE VERIFICATION ===== */
.age-verification {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.age-verification-content {
  background-color: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  text-align: center;
  max-width: 500px;
  width: 90%;
}

.age-verification .logo {
  margin-bottom: 20px;
}

.age-verification h1 {
  font-size: 28px;
  margin-top: 10px;
}

.age-verification h1 span {
  color: var(--primary);
}

.age-verification p {
  margin-bottom: 30px;
}

.age-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--white);
  box-shadow: var(--shadow);
  z-index: 1000;
  padding: 15px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--text-dark);
}

.logo span {
  margin-left: 10px;
  font-size: 20px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  margin: 5px 0;
  transition: all 0.3s ease;
}

.nav-menu {
  display: flex;
  align-items: center;
}

.nav-menu li {
  margin: 0 12px;
}

.nav-menu li a {
  color: var(--text-dark);
  font-weight: 500;
  padding: 5px 0;
  position: relative;
}

.nav-menu li a:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

.nav-menu li a:hover:after,
.nav-menu li a.active:after {
  width: 100%;
}

/* ===== HERO SECTION ===== */
.hero {
  padding: 100px 0 80px;
  background-color: var(--light-bg);
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: center;
}

.hero-text h1 {
  font-size: 42px;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.hero-text p {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 30px;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
}

.hero-stats {
  display: flex;
  gap: 30px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.stat-text {
  font-size: 14px;
  color: var(--text-light);
}

.hero-svg {
  max-width: 500px;
  margin-left: auto;
}

.hero-benefits {
  display: flex;
  justify-content: space-between;
  padding: 20px;
  background-color: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-top: 40px;
}

.benefit {
  display: flex;
  align-items: center;
  gap: 10px;
}

.benefit-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background-color: var(--success);
  color: var(--white);
  border-radius: 50%;
  font-size: 14px;
}

/* ===== SERVICES SECTION ===== */
.services {
  background-color: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.service-card {
  background-color: var(--light-bg);
  border-radius: var(--radius);
  padding: 30px;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-5px);
}

.service-icon {
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 24px;
  margin-bottom: 15px;
}

.service-features {
  margin: 20px 0;
}

.service-features li {
  margin-bottom: 8px;
  position: relative;
  padding-left: 20px;
}

.service-features li:before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.service-cta {
  background-color: var(--primary);
  color: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  text-align: center;
}

.service-cta h3 {
  color: var(--white);
  font-size: 28px;
}

.service-cta p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 20px;
}

/* ===== ABOUT SECTION ===== */
.about {
  background-color: var(--light-bg);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.about-text h3 {
  font-size: 30px;
  margin-bottom: 20px;
}

.about-mission {
  margin-top: 30px;
}

.about-mission-item {
  background-color: var(--white);
  padding: 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.about-mission-item h4 {
  color: var(--primary);
  font-size: 20px;
  margin-bottom: 10px;
}

.about-certifications {
  margin-top: 30px;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.cert-item {
  background-color: var(--white);
  padding: 15px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 15px;
  border: 1px solid var(--border-color);
}

.cert-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.cert-text h4 {
  font-size: 16px;
  margin-bottom: 5px;
}

.cert-text p {
  font-size: 14px;
  color: var(--text-light);
  margin: 0;
}

.about-team {
  margin-top: 40px;
}

.team-preview {
  display: flex;
  gap: 15px;
}

.team-member {
  background-color: var(--white);
  padding: 20px;
  border-radius: var(--radius);
  text-align: center;
}

.team-avatar {
  width: 80px;
  height: 80px;
  margin: 0 auto 15px;
}

.team-avatar svg {
  width: 100%;
  height: 100%;
}

.team-member h4 {
  font-size: 18px;
  margin-bottom: 5px;
}

.team-member p {
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 0;
}

/* ===== TECHNOLOGY SECTION ===== */
.technology {
  background-color: var(--white);
}

.tech-tabs {
  margin-top: 20px;
}

.tab-nav {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 10px;
}

.tab-btn {
  padding: 10px 20px;
  background-color: var(--light-bg);
  border: 1px solid var(--border-color);
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  transition: all 0.3s ease;
  border-radius: 30px;
}

.tab-btn.active,
.tab-btn:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.tech-features {
  margin-top: 20px;
}

.tech-features li {
  margin-bottom: 15px;
}

.tech-features li strong {
  display: block;
  color: var(--primary);
  margin-bottom: 5px;
}

.tech-image {
  max-width: 400px;
  margin-left: auto;
}

/* ===== PROJECTS SECTION ===== */
.projects {
  background-color: var(--light-bg);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.project-card {
  background-color: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.project-image {
  height: 200px;
  overflow: hidden;
}

.project-info {
  padding: 20px;
}

.project-info h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 15px;
}

.project-meta span {
  background-color: var(--light-bg);
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* ===== CONTACT SECTION ===== */
.contact {
  background-color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info h3,
.contact-form h3 {
  font-size: 24px;
  margin-bottom: 20px;
}

.contact-methods {
  margin: 30px 0;
}

.contact-method {
  display: flex;
  gap: 15px;
  margin-bottom: 25px;
}

.method-icon {
  flex-shrink: 0;
  margin-top: 5px;
}

.method-details h4 {
  font-size: 18px;
  margin-bottom: 5px;
}

.method-details p {
  margin-bottom: 5px;
  color: var(--text-light);
}

address {
  font-style: normal;
  color: var(--text-light);
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  display: inline-block;
  transition: transform 0.3s ease;
}

.social-links a:hover {
  transform: translateY(-3px);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-family: 'Roboto', sans-serif;
  font-size: 16px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox-group input {
  width: auto;
}

.checkbox-group label {
  margin-bottom: 0;
}

/* ===== ENTERTAINMENT SECTION ===== */
.entertainment {
  background-color: var(--light-bg);
}

.entertainment-categories {
  margin-bottom: 40px;
}

.entertainment-categories h3 {
  font-size: 20px;
  margin: 30px 0 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}

.entertainment-links {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.entertainment-links a {
  display: inline-block;
  padding: 8px 16px;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 14px;
  transition: all 0.3s ease;
}

.entertainment-links a:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.entertainment-note {
  background-color: var(--white);
  padding: 20px;
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}

.entertainment-note p {
  margin: 0;
  font-size: 14px;
  color: var(--text-light);
}

/* ===== FOOTER ===== */
.footer {
  background-color: #1a1a1a;
  color: var(--white);
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 2fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.footer-brand {
  margin-left: 15px;
}

.footer-brand h3 {
  color: var(--white);
  margin-bottom: 5px;
}

.footer-brand p {
  color: #bbb;
  margin: 0;
  font-size: 14px;
}

.footer-description,
.footer-contact {
  color: #bbb;
  font-size: 14px;
  margin-bottom: 20px;
}

.footer-contact p {
  margin-bottom: 10px;
}

.footer-links {
  display: flex;
  justify-content: space-between;
}

.footer-links-column {
  flex-basis: 33%;
}

.footer-links-column h4 {
  color: var(--white);
  font-size: 18px;
  margin-bottom: 20px;
}

.footer-links-column ul li {
  margin-bottom: 10px;
}

.footer-links-column ul li a {
  color: #bbb;
  font-size: 14px;
  transition: all 0.3s ease;
}

.footer-links-column ul li a:hover {
  color: var(--secondary);
  padding-left: 5px;
}

.footer-newsletter h4 {
  color: var(--white);
  font-size: 18px;
  margin-bottom: 20px;
}

.footer-newsletter p {
  color: #bbb;
  font-size: 14px;
  margin-bottom: 20px;
}

.newsletter-form {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.newsletter-form input {
  flex-grow: 1;
  padding: 10px 15px;
  border: 1px solid #444;
  background-color: #333;
  color: var(--white);
  border-radius: var(--radius);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copyright p {
  color: #777;
  font-size: 14px;
  margin: 0;
}

.footer-secondary-links {
  display: flex;
  gap: 20px;
}

.footer-secondary-links a {
  color: #777;
  font-size: 14px;
}

.footer-secondary-links a:hover {
  color: var(--secondary);
}

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgba(0, 123, 255, 0.2);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}

.back-to-top:hover {
  background-color: var(--primary);
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

/* ===== RESPONSIVE STYLES ===== */
@media screen and (max-width: 1024px) {
  .section-header h2 {
    font-size: 32px;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-svg {
    margin: 0 auto;
    max-width: 400px;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media screen and (max-width: 768px) {
  section {
    padding: 60px 0;
  }
  
  .section-header {
    margin-bottom: 40px;
  }
  
  .section-header h2 {
    font-size: 28px;
  }
  
  .hero {
    padding: 80px 0 60px;
  }
  
  .hero-text h1 {
    font-size: 32px;
  }
  
  .hero-benefits {
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
  }
  
  .about-content,
  .tech-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .menu-toggle {
    display: block;
  }
  
  nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    padding: 20px 0;
    z-index: 999;
  }
  
  nav.active {
    transform: translateY(0);
  }
  
  .nav-menu {
    flex-direction: column;
  }
  
  .nav-menu li {
    margin: 10px 0;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 30px;
  }
}

@media screen and (max-width: 576px) {
  .hero-text h1 {
    font-size: 28px;
  }
  
  .hero-stats {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-buttons a {
    width: 100%;
  }
  
  .cert-grid {
    grid-template-columns: 1fr;
  }
  
  .team-preview {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .tab-nav {
    flex-direction: column;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-secondary-links {
    justify-content: center;
    flex-wrap: wrap;
  }
}