/* ============================================
   GadgetmaniacPH - Styles
   Color Palette: #0f1923 (tech dark) / #00d4ff (electric blue)
   Fonts: Orbitron + Titillium Web
   ============================================ */

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

:root {
  --dark: #0f1923;
  --dark-lighter: #162231;
  --dark-card: #1a2a3a;
  --blue: #00d4ff;
  --blue-glow: rgba(0, 212, 255, 0.3);
  --blue-dark: #009ec2;
  --white: #f0f4f8;
  --gray: #8899aa;
  --gray-light: #c0cdd8;
  --gradient-blue: linear-gradient(135deg, #00d4ff, #0088cc);
  --gradient-dark: linear-gradient(180deg, #0f1923, #162231);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-blue: 0 4px 20px rgba(0, 212, 255, 0.15);
  --radius: 12px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Titillium Web', sans-serif;
  background-color: var(--dark);
  color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

a {
  color: var(--blue);
  text-decoration: none;
  transition: color var(--transition);
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 80px 0;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(15, 25, 35, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
  transition: background var(--transition);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0;
  padding-bottom: 0;
  height: 72px;
}

.nav-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: 1px;
}

.nav-logo span {
  color: var(--blue);
}

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

.nav-links a {
  color: var(--gray-light);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding: 4px 0;
}

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

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  width: 28px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  border-radius: 2px;
}

.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 Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,25,35,0.6) 0%, rgba(15,25,35,0.95) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid var(--blue);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--blue);
  margin-bottom: 24px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: 3.2rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--white), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--gray-light);
  margin-bottom: 32px;
  max-width: 540px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: 'Titillium Web', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--gradient-blue);
  color: var(--dark);
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.3);
  color: var(--dark);
}

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

.btn-outline:hover {
  background: var(--blue);
  color: var(--dark);
  transform: translateY(-2px);
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .tag {
  display: inline-block;
  color: var(--blue);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* --- Feature Cards --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--dark-card);
  border: 1px solid rgba(0, 212, 255, 0.08);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.6rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--gray);
  font-size: 0.95rem;
}

/* --- Product Cards --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.product-card {
  background: var(--dark-card);
  border: 1px solid rgba(0, 212, 255, 0.08);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.product-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}

.product-card .product-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.product-info {
  padding: 24px;
}

.product-category {
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.product-info h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.product-info p {
  color: var(--gray);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

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

.product-badge {
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.badge-available {
  background: rgba(0, 212, 255, 0.15);
  color: var(--blue);
}

.badge-hot {
  background: rgba(255, 100, 100, 0.15);
  color: #ff6464;
}

.badge-new {
  background: rgba(100, 255, 150, 0.15);
  color: #64ff96;
}

/* --- Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(15, 25, 35, 0.85) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay span {
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 25, 35, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 85vh;
  border-radius: var(--radius);
  box-shadow: 0 0 60px rgba(0, 212, 255, 0.2);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  font-size: 2rem;
  color: var(--white);
  cursor: pointer;
  transition: color var(--transition);
  background: none;
  border: none;
  font-family: inherit;
}

.lightbox-close:hover {
  color: var(--blue);
}

/* --- About Page --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(0, 212, 255, 0.1);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--gray-light);
  margin-bottom: 16px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.stat-box {
  text-align: center;
  padding: 20px;
  background: var(--dark-card);
  border-radius: var(--radius);
  border: 1px solid rgba(0, 212, 255, 0.08);
}

.stat-box .number {
  font-family: 'Orbitron', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--blue);
  display: block;
}

.stat-box .label {
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 4px;
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-card {
  background: var(--dark-card);
  border: 1px solid rgba(0, 212, 255, 0.08);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 20px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all var(--transition);
}

.contact-info-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-info-card h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}

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

.contact-form {
  background: var(--dark-card);
  border: 1px solid rgba(0, 212, 255, 0.08);
  border-radius: var(--radius);
  padding: 40px;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--gray-light);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  background: var(--dark);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 8px;
  color: var(--white);
  font-family: 'Titillium Web', sans-serif;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* --- Page Header Banner --- */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.page-header h1 {
  font-size: 2.8rem;
  margin-bottom: 12px;
}

.page-header p {
  color: var(--gray);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
}

/* --- Social Links --- */
.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-light);
  font-size: 1.1rem;
  transition: all var(--transition);
}

.social-links a:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--dark);
  transform: translateY(-2px);
}

/* --- Footer --- */
.footer {
  background: var(--dark-lighter);
  border-top: 1px solid rgba(0, 212, 255, 0.08);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
  display: inline-block;
}

.footer-brand p {
  color: var(--gray);
  font-size: 0.9rem;
  margin-bottom: 20px;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.9rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--white);
}

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

.footer-col ul li a {
  color: var(--gray);
  font-size: 0.9rem;
}

.footer-col ul li a:hover {
  color: var(--blue);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(0, 212, 255, 0.08);
  color: var(--gray);
  font-size: 0.85rem;
}

/* --- Scroll Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Scroll to Top --- */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-blue);
  color: var(--dark);
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: all var(--transition);
  box-shadow: var(--shadow-blue);
}

.scroll-top.visible {
  display: flex;
}

.scroll-top:hover {
  transform: translateY(-4px);
}

/* --- Responsive --- */
@media (max-width: 992px) {
  .hero h1 {
    font-size: 2.4rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .section-header h2 {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(15, 25, 35, 0.98);
    flex-direction: column;
    padding: 32px 0;
    gap: 24px;
    transform: translateY(-120%);
    transition: transform var(--transition);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
  }

  .nav-links.active {
    transform: translateY(0);
  }

  .hamburger {
    display: flex;
  }

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

  .hero p {
    font-size: 1rem;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .section-padding {
    padding: 60px 0;
  }

  .stats-row {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.85rem;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.6rem;
  }

  .section-header h2 {
    font-size: 1.5rem;
  }

  .container {
    padding: 0 16px;
  }
}