/* ===== NIPOXO Ltd — style.css ===== */

/* --- Custom Properties --- */
:root {
  --gradient: linear-gradient(90deg, #0e7490, #2563eb, #7c3aed, #db2777, #ef4444, #f97316);
  --gradient-btn: linear-gradient(135deg, #2563eb, #7c3aed);
  --blue: #2563eb;
  --purple: #7c3aed;
  --green: #16a34a;
  --orange: #f97316;
  --teal: #0e7490;
  --dark: #1e293b;
  --gray: #64748b;
  --light-gray: #f1f5f9;
  --white: #ffffff;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --max-width: 1200px;
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--dark);
  line-height: 1.6;
  background: var(--white);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Navigation --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 2px solid transparent;
  border-image: var(--gradient) 1;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  padding-bottom: 14px;
}

.navbar-logo img {
  height: 70px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--dark);
  transition: color 0.2s;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--blue);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: width 0.3s;
}

.nav-links a:hover::after {
  width: 100%;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: #f8fafc;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
  z-index: 10;
}

/* Gradient blobs */
.hero-blobs {
  position: absolute;
  inset: 0;
  z-index: 0;
  filter: blur(80px);
  opacity: 0.5;
}

.blob {
  position: absolute;
  border-radius: 50%;
}

.blob--blue {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.4) 0%, transparent 70%);
  top: -10%;
  left: -5%;
  animation: blobDrift1 20s ease-in-out infinite;
}

.blob--purple {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.35) 0%, transparent 70%);
  top: 10%;
  right: 5%;
  animation: blobDrift2 25s ease-in-out infinite;
}

.blob--orange {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.3) 0%, transparent 70%);
  bottom: -5%;
  right: 20%;
  animation: blobDrift3 22s ease-in-out infinite;
}

.blob--teal {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(14, 116, 144, 0.25) 0%, transparent 70%);
  bottom: 10%;
  left: 10%;
  animation: blobDrift4 18s ease-in-out infinite;
}

@keyframes blobDrift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, 30px) scale(1.05); }
  66% { transform: translate(-20px, -15px) scale(0.95); }
}

@keyframes blobDrift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-35px, 25px) scale(0.95); }
  66% { transform: translate(25px, -20px) scale(1.08); }
}

@keyframes blobDrift3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -25px) scale(1.06); }
  66% { transform: translate(-25px, 20px) scale(0.94); }
}

@keyframes blobDrift4 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-20px, -30px) scale(1.04); }
  66% { transform: translate(35px, 15px) scale(0.96); }
}

/* Dot grid overlay */
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: radial-gradient(circle, #cbd5e1 0.8px, transparent 0.8px);
  background-size: 28px 28px;
  opacity: 0.4;
}

.hero-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--white), transparent);
  z-index: 2;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
}

.hero-3d {
  width: 100%;
  min-height: 450px;
  position: relative;
  overflow: visible;
}

.hero-3d canvas {
  overflow: visible;
}

.hero-3d canvas {
  display: block;
}

.hero-tag {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.12;
  color: var(--dark);
  margin-bottom: 20px;
}

.hero-highlight {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Section Common --- */
section[id] {
  scroll-margin-top: 100px;
}

.section {
  padding: 80px 0;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
}

.section-subtitle {
  text-align: center;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: 1.05rem;
}

.section--alt {
  background: var(--light-gray);
}

.section + .section,
.section + .section--alt,
.section--alt + .section {
  border-top: 2px solid transparent;
  border-image: var(--gradient) 1;
}

/* About flows from hero */
.hero + .section#about {
  border-top: 2px solid transparent;
  border-image: var(--gradient) 1;
}

/* --- About (flows from hero) --- */
#about {
  background: #f8fafc;
  padding-top: 40px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  margin-bottom: 20px;
  line-height: 1.25;
}

.about-text h2 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-text p {
  color: var(--gray);
  margin-bottom: 24px;
  line-height: 1.8;
  font-size: 1.05rem;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
  border: none;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

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

.about-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-image img {
  max-width: 280px;
  border-radius: 12px;
}

/* --- Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s, box-shadow 0.3s;
  border-left: 4px solid transparent;
  border-image: var(--gradient) 1;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.service-icon--dev { background: rgba(37, 99, 235, 0.1); color: var(--blue); }
.service-icon--chem { background: rgba(124, 58, 237, 0.1); color: var(--purple); }
.service-icon--repair { background: rgba(22, 163, 74, 0.1); color: var(--green); }
.service-icon--rental { background: rgba(249, 115, 22, 0.1); color: var(--orange); }

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--gray);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- Brands --- */
.brands-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 48px;
}

.brand-item {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray);
  opacity: 0.5;
  transition: opacity 0.3s, transform 0.3s;
  padding-bottom: 4px;
  border-bottom: 3px solid transparent;
}

.brand-item:hover {
  opacity: 1;
  transform: translateY(-2px);
  border-image: var(--gradient) 1;
}

/* --- Contact --- */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 600px;
  margin: 0 auto;
}

.contact-card {
  background: var(--white);
  border-radius: 12px;
  padding: 36px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s, box-shadow 0.3s;
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.contact-card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.contact-card-icon--address { background: rgba(37, 99, 235, 0.1); color: var(--blue); }
.contact-card-icon--email { background: rgba(124, 58, 237, 0.1); color: var(--purple); }
.contact-card-icon--phone { background: rgba(22, 163, 74, 0.1); color: var(--green); }

.contact-card h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.contact-card p {
  color: var(--gray);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 12px;
}

.contact-card a:not(.btn) {
  color: var(--blue);
  transition: color 0.2s;
}

.contact-card a:not(.btn):hover {
  color: var(--purple);
}

.btn--small {
  padding: 8px 20px;
  font-size: 0.85rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item-text h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.contact-item-text p {
  color: var(--gray);
  font-size: 0.9rem;
}


/* --- Footer --- */
.footer {
  background: var(--dark);
  color: #94a3b8;
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 32px;
}

.footer-brand img {
  height: 50px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-heading);
  color: var(--white);
  margin-bottom: 16px;
  font-size: 1rem;
}

.footer-links a {
  display: block;
  margin-bottom: 10px;
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

.footer-contact p {
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(248, 250, 252, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    border-bottom: 2px solid transparent;
    border-image: var(--gradient) 1;
  }

  .nav-links.open {
    display: flex;
  }

  .navbar .container {
    position: relative;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .hero-3d {
    height: 280px;
    order: -1;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-image {
    order: -1;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .contact-cards {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 48px 0;
  }
}