/* Variables */
:root {
  --primary-color: #007BFF;
  --white: #ffffff;
  --dark-color: #333333;
  --gray-600: #6b7280;
  --gray-200: #e5e7eb;
}

/* Base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: var(--dark-color);
}

/* Header */
#main-header {
  position: fixed;
  width: 100%;
  top: 0;
  background: rgba(0,0,0,0.7);
  z-index: 100;
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  align-items: center;
}
.logo-wrapper img {
  height: 40px;
}

/* Hero */
.hero-section {
  position: relative;
  height: 100vh;
  overflow: hidden;
  color: #fff;
}
.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background: rgba(0,0,0,0.4);
}
.hero-content {
  position: relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding: 0 1rem;
  height:100%;
}
.hero-text-wrapper {
  max-width: 800px;
}
.hero-text-wrapper h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.hero-description {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}
.hero-buttons .btn-primary,
.hero-buttons .btn-secondary {
  margin: 0 0.5rem;
}
.btn-primary {
  background: var(--primary-color);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  text-decoration: none;
  display: inline-block;
}
.btn-secondary {
  border: 2px solid var(--white);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  text-decoration: none;
  display: inline-block;
}
.highlight {
  color: var(--primary-color);
}
.hero-extra {
  margin-top: 1.5rem;
  color: rgba(255,255,255,0.9);
  font-size: 0.95rem;
}

/* Scroll indicator */
.scroll-indicator {
  position:absolute;
  bottom:2rem;
  left:50%;
  transform:translateX(-50%);
}
.scroll-indicator-inner {
  width:24px;
  height:40px;
  border:2px solid #fff;
  border-radius:12px;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding-top:4px;
}
.scroll-indicator-dot {
  width:6px;
  height:6px;
  background:#fff;
  border-radius:50%;
  animation:scroll 2s infinite;
}
@keyframes scroll {
  0%,20% { transform: translateY(0); }
  50% { transform: translateY(10px); }
  100% { transform: translateY(0); }
}

/* Statistics */
.stats-section {
  padding:4rem 0;
  background:#f9f9f9;
}
.stats-container {
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:2rem;
  max-width:1000px;
  margin:0 auto;
}
.stat-item {
  text-align:center;
}
.stat-number {
  font-size:2rem;
  font-weight:700;
}
.stat-label {
  color: var(--gray-600);
}

/* Features / Benefits */
.features-section {
  padding:6rem 0;
  background: var(--white);
}
.features-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}
.section-header {
  text-align:center;
  margin-bottom:3rem;
}
.section-title {
  font-size:2rem;
  font-weight:700;
}
.section-divider {
  width:4rem;
  height:4px;
  background: var(--primary-color);
  margin:1rem auto;
}
.section-description {
  color: var(--gray-600);
}
.features-grid {
  display:grid;
  grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
  gap:2rem;
}
.feature-card {
  background: var(--white);
  padding:2rem;
  border-radius:0.5rem;
  box-shadow:0 1px 3px rgba(0,0,0,0.1);
}
.feature-icon svg {
  display:block;
  margin-bottom:1rem;
}
.feature-title {
  font-size:1.25rem;
  margin-bottom:0.5rem;
}
.feature-description {
  color: var(--gray-600);
  font-size:0.95rem;
}

/* Gallery */
.gallery-section {
  padding:6rem 0;
  background: #333;
}
.gallery-container {
  max-width:1200px;
  margin:0 auto;
  padding:0 1rem;
}
.gallery-description {
  color: var(--white);
  margin-bottom:3rem;
}
.gallery-grid {
  display:grid;
  gap:1rem;
  grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
}
.gallery-item {
  position:relative;
  overflow:hidden;
}
.gallery-item img {
  width:100%;
  display:block;
}
.gallery-overlay {
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background:rgba(0,0,0,0.4);
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  transition:opacity 0.3s;
}
.gallery-item:hover .gallery-overlay {
  opacity:1;
}
.gallery-text {
  color:#fff;
  text-align:center;
  padding:1rem;
}

/* Why PVC section */
.why-section { padding:6rem 0; background-color:var(--white); }
.why-content { max-width:800px; margin:0 auto; }
.why-heading { font-size:1.3rem; font-weight:700; margin-bottom:1.5rem; color: var(--dark-color); }
.why-list { list-style:none; margin-bottom:3rem; color: var(--gray-600); }
.why-list li { margin-bottom:0.8rem; }
.why-note { background-color:#f0f0f0; padding:2rem; border-radius:0.5rem; text-align:center; border-left:4px solid var(--primary-color); }
.why-note p { font-size:1.1rem; color: var(--dark-color); margin:0; }

/* Testimonials */
.testimonials-section { padding:6rem 0; background-color: var(--white); }
.testimonials-grid { display:grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap:2rem; }
.testimonial-card { background-color: #f9f9f9; padding:2rem; border-radius:0.5rem; border-left:4px solid var(--primary-color); }
.testimonial-card p { color: var(--gray-600); font-style: italic; margin-bottom:1rem; }
.testimonial-card .author { font-weight:700; color: var(--dark-color); margin-bottom:0.3rem; }
.testimonial-card .location { font-size:0.9rem; color: var(--gray-600); }

/* Solutions */
.solutions-section { padding:6rem 0; background-color:#f9f9f9; }
.solutions-grid { display:grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap:2rem; }
.solution-card { background-color: var(--white); padding:2rem; border-radius:0.5rem; text-align:center; box-shadow:0 2px 4px rgba(0,0,0,0.05); }
.solution-icon { font-size:3rem; margin-bottom:1rem; }
.solution-card h3 { font-weight:700; color: var(--dark-color); margin-bottom:0.5rem; }
.solution-card p { color: var(--gray-600); }

/* Benefits section (company values) */

/* Contact */
.contact-section { }
.contact-intro { text-align:center; max-width:900px; margin:0 auto; }
.contact-heading { font-size:2.5rem; font-weight:700; margin-bottom:1rem; color: var(--white); }
.contact-description { font-size:1.1rem; color: rgba(255,255,255,0.9); margin-bottom:3rem; line-height:1.8; }
.contact-methods-grid { display:grid; grid-template-columns: repeat(3,1fr); gap:2.5rem; margin-bottom:3rem; }
.contact-card { background-color: rgba(255,255,255,0.08); backdrop-filter: blur(10px); padding:2.5rem; border-radius:1rem; border:1px solid rgba(255,255,255,0.15); transition:all 0.3s ease; display:flex; flex-direction:column; align-items:center; justify-content:center; text-align:center; min-height:220px; }
.contact-icon { font-size:2.5rem; margin-bottom:1rem; }
.contact-method-title { font-size:1.2rem; font-weight:700; color: var(--white); margin-bottom:0.5rem; }
.contact-info { color: rgba(255,255,255,0.8); margin-bottom:0.5rem; font-size:1.05rem; }
.contact-hours { color: rgba(255,255,255,0.7); font-size:0.9rem; margin:0; }
.contact-footer-text { color: rgba(255,255,255,0.7); margin-top:2rem; font-size:0.95rem; line-height:1.6; }

/* FAQ */
.faq-section { padding:6rem 0; background-color: var(--white); }
.faq-container { max-width:900px; margin:0 auto; }
.faq-item { margin-bottom:2rem; padding-bottom:2rem; border-bottom:1px solid var(--gray-200); }
.faq-question { font-weight:700; color: var(--dark-color); margin-bottom:0.5rem; }
.faq-answer { color: var(--gray-600); }

/* Footer */
#main-footer { background:#222; color:#fff; padding:4rem 1rem; }
.footer-container { max-width:1200px; margin:0 auto; }
.footer-logo { font-size:1.5rem; font-weight:700; }
.footer-description { margin-top:1rem; line-height:1.4; }
.footer-contact-info { margin-top:1.5rem; padding-top:1.5rem; border-top:1px solid rgba(255,255,255,0.2); font-size:0.9rem; color: rgba(255,255,255,0.8); }
.footer-contact-info p { margin-bottom:0.5rem; }
.footer-copyright p { margin-bottom:0.5rem; }