@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-dark: #0a0a0a;
  --bg-card: #141414;
  --bg-card-hover: #1a1a1a;
  --text-white: #ffffff;
  --text-gray: #9ca3af;
  --text-muted: #6b7280;
  --accent-orange: #ff6b35;
  --accent-orange-light: #ff8c5a;
  --accent-orange-glow: rgba(255, 107, 53, 0.3);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
}

.container {
  width: 92%;
  max-width: 1400px;
  margin: 0 auto;
}

/* Preloader */
#preloader {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--bg-dark);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-container {
  text-align: center;
}

.loader-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--text-white);
  animation: pulse-loader 1s infinite alternate;
}

.loader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  margin-top: 20px;
  border-radius: 2px;
  overflow: hidden;
}

.loader-progress {
  height: 100%;
  background: var(--accent-orange);
  width: 0%;
  animation: load-progress 3s ease-out forwards;
  border-radius: 2px;
}

@keyframes pulse-loader {
  0% { opacity: 0.5; }
  100% { opacity: 1; }
}

@keyframes load-progress {
  0% { width: 0%; }
  100% { width: 100%; }
}

/* Affiliate Banner */
.affiliate-banner {
  background: linear-gradient(90deg, var(--accent-orange), #ff8c5a);
  color: var(--bg-dark);
  text-align: center;
  padding: 10px 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Header */
header {
  position: fixed;
  top: 0; width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-medium);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 5%;
}

.brand-logo {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-white);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-gray);
  position: relative;
  padding: 5px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent-orange);
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}

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

.nav-links a:hover::after, .nav-links a.active::after {
  transform: scaleX(1);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 2000;
  padding: 5px;
}

.menu-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--text-white);
  transition: all var(--transition-fast);
}

.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100vh;
  background: var(--bg-dark);
  z-index: 1500;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
}

.mobile-nav.open { opacity: 1; visibility: visible; }
.mobile-nav ul { list-style: none; text-align: center; }
.mobile-nav li { margin: 1.5rem 0; }
.mobile-nav a { 
  font-size: 2rem; 
  font-weight: 700; 
  color: var(--text-white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 40px;
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-solid {
  background: var(--accent-orange);
  color: var(--bg-dark);
  box-shadow: 0 4px 20px var(--accent-orange-glow);
}

.btn-solid:hover {
  background: var(--accent-orange-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-orange-glow);
}

.btn-outline {
  background: transparent;
  color: var(--text-white);
  border: 1px solid var(--border-hover);
}

.btn-outline:hover {
  background: var(--text-white);
  color: var(--bg-dark);
}

/* Scroll Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%; right: -30%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-orange-glow), transparent 70%);
  z-index: 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text .subtitle {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-orange);
  margin-bottom: 1.5rem;
  padding: 8px 16px;
  background: rgba(255, 107, 53, 0.1);
  border-radius: 4px;
}

.hero-text h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-text h1 span {
  display: block;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.15rem;
  color: var(--text-gray);
  margin-bottom: 2.5rem;
  max-width: 500px;
  line-height: 1.8;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  display: block;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
}

.hero-price {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--bg-card);
  padding: 20px 30px;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.hero-price span {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.hero-price strong {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-orange);
}

@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-text p { margin: 0 auto 2.5rem; }
  .hero-image { margin-top: 2rem; }
  .hero-price { left: 50%; transform: translateX(-50%); }
}

/* Editorial / Features Sections */
.editorial-section {
  padding: 100px 0;
  background: var(--bg-card);
  position: relative;
}

.editorial-section.alt {
  background: var(--bg-dark);
}

.editorial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.editorial-image {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
}

.editorial-image img {
  width: 100%;
  display: block;
  transition: transform var(--transition-slow);
}

.editorial-image:hover img {
  transform: scale(1.05);
}

.editorial-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(255,107,53,0.1));
  pointer-events: none;
}

.editorial-text .subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-orange);
  margin-bottom: 1rem;
  display: block;
}

.editorial-text h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.editorial-text p {
  font-size: 1.05rem;
  color: var(--text-gray);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.editorial-grid.reverse .editorial-text { order: 2; }
.editorial-grid.reverse .editorial-image { order: 1; }

@media (max-width: 900px) {
  .editorial-grid { grid-template-columns: 1fr; gap: 3rem; }
  .editorial-grid.reverse .editorial-text, .editorial-grid.reverse .editorial-image { order: unset; }
}

/* Product Specs */
.specs-section {
  padding: 80px 0;
  background: var(--bg-dark);
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.spec-card {
  background: var(--bg-card);
  padding: 30px;
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
  text-align: center;
  transition: all var(--transition-fast);
}

.spec-card:hover {
  border-color: var(--accent-orange);
  transform: translateY(-5px);
}

.spec-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 107, 53, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.5rem;
}

.spec-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.spec-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

@media (max-width: 900px) {
  .specs-grid { grid-template-columns: repeat(2, 1fr); }
}

/* FAQ Section */
.faq-section {
  padding: 100px 0;
  background: var(--bg-card);
}

.faq-header {
  text-align: center;
  margin-bottom: 4rem;
}

.faq-header .subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-orange);
  margin-bottom: 1rem;
  display: block;
}

.faq-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-subtle);
}

.faq-btn {
  width: 100%;
  text-align: left;
  padding: 25px 0;
  background: none;
  border: none;
  font-family: var(--font-main);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-white);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  outline: none;
}

.faq-icon {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--accent-orange);
  transition: transform var(--transition-fast);
}

.faq-btn.active .faq-icon {
  transform: rotate(45deg);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
}

.faq-content p {
  padding-bottom: 25px;
  color: var(--text-gray);
  font-size: 1rem;
  line-height: 1.7;
}

/* Product Page */
.product-showcase {
  padding: 140px 0 80px;
}

.product-showcase .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (min-width: 901px) {
  .gallery-container {
    position: sticky;
    top: 120px;
  }
}

.gallery-main {
  background: var(--bg-card);
  padding: 3rem;
  border-radius: 20px;
  margin-bottom: 1rem;
  border: 1px solid var(--border-subtle);
}

.gallery-main img {
  width: 100%;
  display: block;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.gallery-thumbs img {
  width: 100%;
  background: var(--bg-card);
  cursor: pointer;
  opacity: 0.6;
  transition: all var(--transition-fast);
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  padding: 10px;
}

.gallery-thumbs img.active, .gallery-thumbs img:hover {
  opacity: 1;
  border-color: var(--accent-orange);
}

.product-details .subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-orange);
  margin-bottom: 0.5rem;
  display: block;
}

.product-details h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.product-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-orange);
  margin-bottom: 2rem;
}

.product-details > p {
  color: var(--text-gray);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.spec-list {
  list-style: none;
  margin: 3rem 0;
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.spec-list li {
  display: flex;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.spec-list li:last-child {
  border-bottom: none;
}

.spec-list span:first-child {
  font-weight: 600;
  color: var(--text-white);
}

.spec-list span:last-child {
  color: var(--text-muted);
}

@media (max-width: 900px) {
  .product-showcase .container { grid-template-columns: 1fr; }
}

/* Internal Pages */
.page-header {
  text-align: center;
  padding: 160px 0 80px;
  background: var(--bg-card);
}

.page-header .subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-orange);
  margin-bottom: 1rem;
  display: block;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 800;
}

.article-content {
  max-width: 800px;
  margin: 60px auto;
  padding: 0 20px;
}

.article-content h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 3rem 0 1.5rem;
  color: var(--text-white);
}

.article-content h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
}

.article-content p {
  font-size: 1.05rem;
  color: var(--text-gray);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.article-content img {
  width: 100%;
  margin: 2rem 0;
  border-radius: 16px;
}

.pull-quote {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-orange);
  text-align: center;
  margin: 3rem 0;
  padding: 2rem;
  background: var(--bg-card);
  border-radius: 16px;
  border-left: 4px solid var(--accent-orange);
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info {
  padding-right: 2rem;
}

.contact-info h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.contact-info > p {
  color: var(--text-gray);
  margin-bottom: 2.5rem;
}

.contact-item {
  margin-bottom: 2rem;
}

.contact-item h3 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-orange);
  margin-bottom: 0.5rem;
}

.contact-item p {
  color: var(--text-gray);
  font-size: 1.05rem;
}

.contact-form {
  background: var(--bg-card);
  padding: 3rem;
  border-radius: 20px;
  border: 1px solid var(--border-subtle);
}

.form-input {
  width: 100%;
  padding: 16px 20px;
  margin-bottom: 1.5rem;
  background: var(--bg-dark);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  font-family: var(--font-main);
  font-size: 1rem;
  color: var(--text-white);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  border-color: var(--accent-orange);
}

.form-input::placeholder {
  color: var(--text-muted);
}

textarea.form-input {
  resize: none;
  min-height: 150px;
}

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* Footer */
footer {
  background: var(--bg-card);
  color: var(--text-gray);
  padding: 80px 5% 40px;
  border-top: 1px solid var(--border-subtle);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-logo {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent-orange);
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-orange);
  margin-bottom: 1.5rem;
}

.footer-col p, .footer-col a {
  color: var(--text-gray);
  font-size: 0.95rem;
  margin-bottom: 0.8rem;
  display: block;
}

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

.footer-bottom {
  max-width: 1400px;
  margin: 60px auto 0;
  padding-top: 30px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: -400px;
  left: 0; width: 100%;
  background: var(--bg-card);
  padding: 30px 5%;
  border-top: 1px solid var(--border-subtle);
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
  z-index: 9999;
  transition: bottom var(--transition-medium);
}

.cookie-banner.active {
  bottom: 0;
}

.cookie-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-text h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-white);
}

.cookie-text p {
  font-size: 0.9rem;
  color: var(--text-gray);
  max-width: 600px;
}

.cookie-text a {
  color: var(--accent-orange);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
}

.cookie-buttons .btn {
  padding: 12px 30px;
  font-size: 0.85rem;
}

.cookie-buttons .btn-outline {
  border-color: var(--text-muted);
  color: var(--text-gray);
}

.cookie-buttons .btn-outline:hover {
  background: var(--text-muted);
  color: var(--bg-dark);
}

@media (max-width: 768px) {
  .cookie-content { flex-direction: column; text-align: center; }
  .cookie-buttons { width: 100%; }
  .cookie-buttons .btn { flex: 1; }
}