/* ------------------------------------
   NOVA METRICS (PTY) LTD — STYLE
   ------------------------------------ */

/* RESET & BASE */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", sans-serif;
  background-color: #000;
  color: #e0e0e0;
  line-height: 1.6;
  overflow-x: hidden;
}

/* BRAND COLORS */
:root {
  --gold: #C8A035;
  --midnight: #0B1A39;
  --black: #000000;
}

/* CONTAINER */
.container {
  width: 90%;
  max-width: 1180px;
  margin: 0 auto;
}

/* HEADER & NAVIGATION */
header {
  background: var(--midnight);
  border-bottom: 1px solid #1c1c1c;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  height: 64px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 2px rgba(0,0,0,0.15));
  transition: all 0.3s ease-in-out;
}

.logo-link:hover .logo {
  transform: scale(1.05);
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: #d1d1d1;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease, transform 0.2s ease;
}

nav a:hover,
nav a.active {
  color: var(--gold);
  transform: translateY(-2px);
}

nav a:active {
  color: var(--gold);
  text-shadow: 0 0 8px rgba(200, 160, 53, 0.8);
}

/* MOBILE MENU */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
}

@media (max-width: 860px) {
  nav {
    position: absolute;
    top: 68px;
    right: 0;
    background: var(--midnight);
    flex-direction: column;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  nav.open {
    max-height: 400px;
    border-top: 1px solid #1c1c1c;
  }
  nav a {
    padding: 1rem;
    border-bottom: 1px solid #1c1c1c;
  }
  .menu-toggle {
    display: block;
  }
}

/* HERO SECTION */
.hero {
  padding: 6rem 0 4rem;
  background:
    linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.7)),
    url('assets/bg/home-bg.webp') center/cover no-repeat;
  text-align: center;
}

.hero h1 {
  font-size: 2.6rem;
  color: var(--gold);
  margin-bottom: 1rem;
}

.hero p {
  color: #d4d4d4;
  max-width: 780px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* SECTION STYLING */
.section {
  padding: 4rem 0;
  text-align: center;
  background-attachment: fixed;
  transition: background 1.5s ease-in-out;
}

.section.alt {
  background: #111;
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 1.2rem;
  color: var(--gold);
}

/* BACKGROUND IMAGES FOR EACH SECTION */
#services {
  background:
    linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.8)),
    url('assets/bg/services-bg.webp') center/cover no-repeat;
}

#solar {
  background:
    linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
    url('assets/bg/solar-bg.webp') center/cover no-repeat;
}

#testimonials {
  background:
    linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)),
    url('assets/bg/testimonials-bg.webp') center/cover no-repeat;
}

#about {
  background:
    linear-gradient(rgba(0,0,0,0.75), rgba(0,0,0,0.75)),
    url('assets/bg/about-bg.webp') center/cover no-repeat;
}

#contact {
  background:
    linear-gradient(rgba(0,0,0,0.75), rgba(0,0,0,0.8)),
    url('assets/bg/contact-bg.webp') center/cover no-repeat;
}

#products {
  background:
    linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.8)),
    url('assets/bg/products-bg.webp') center/cover no-repeat;
}

/* GRID LAYOUTS */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.service {
  position: relative;
  background: linear-gradient(145deg, #0f0f0f, #151515);
  border: 1px solid #1f1f1f;
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: left;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.4);
  transition: transform 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease, background 0.5s ease;
}

.service:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--gold);
  box-shadow: 0 8px 25px rgba(200, 160, 53, 0.15);
  background: linear-gradient(145deg, #131313, #1a1a1a);
}

.service .icon {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 1rem;
}

.service h3 {
  color: var(--gold);
  font-size: 1.2rem;
  margin-bottom: 0.6rem;
}

.service p {
  color: #ccc;
  font-size: 0.96rem;
  line-height: 1.5;
}

/* TESTIMONIALS */
.testimonial-container {
  max-width: 720px;
  margin: 0 auto;
}

.testimonial {
  display: none;
  font-size: 1.1rem;
  color: #ccc;
  transition: opacity 0.6s ease;
}
.testimonial.active {
  display: block;
  opacity: 1;
}

/* FOOTER */
footer {
  background: var(--midnight);
  border-top: 1px solid #1c1c1c;
  padding: 2rem 0;
  text-align: center;
  color: #aaa;
  font-size: 0.9rem;
}

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

footer a:hover {
  color: #fff;
}

/* RESPONSIVE */
@media (max-width: 700px) {
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 1rem;
  }
}

/* Responsive video container */
.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  max-width: 100%;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Shrink logo on scroll */
header.shrink .logo {
  height: 48px;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
}