/* ===================================
   SAW-T Modern Design - Black & Light Blue Theme
   4K Animations & Full Responsiveness
   =================================== */

/* CSS Variables */
:root {
  --primary-black: #000000;
  --secondary-black: #0a0a0a;
  --dark-gray: #1a1a1a;
  --light-blue: #00BFFF;
  --bright-blue: #1E90FF;
  --white: #ffffff;
  --text-gray: #cccccc;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Sora', 'Montserrat', sans-serif;
  background-color: var(--primary-black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ===================================
   4K ANIMATIONS
   =================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(0, 191, 255, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(0, 191, 255, 0.6);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

/* ===================================
   NAVIGATION
   =================================== */

.modern-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 191, 255, 0.1);
  transition: var(--transition-smooth);
}

.modern-navbar.scrolled {
  background: rgba(0, 0, 0, 0.98);
  box-shadow: 0 4px 30px rgba(0, 191, 255, 0.1);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo img {
  height: 50px;
  transition: var(--transition-smooth);
}

.nav-logo img:hover {
  transform: scale(1.05);
  filter: drop-shadow(0 0 10px var(--light-blue));
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 3rem;
}

.nav-menu a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: var(--transition-smooth);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--light-blue);
  transition: width 0.3s ease;
}

.nav-menu a:hover {
  color: var(--light-blue);
}

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

.nav-cta {
  background: linear-gradient(135deg, var(--light-blue), var(--bright-blue));
  color: var(--white);
  padding: 0.8rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(0, 191, 255, 0.3);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 191, 255, 0.5);
  animation: pulse 1s infinite;
}

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

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--light-blue);
  transition: var(--transition-smooth);
  border-radius: 2px;
}

/* ===================================
   HERO SECTION
   =================================== */

.modern-hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  filter: brightness(0.4);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 191, 255, 0.2));
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 900px;
  padding: 0 2rem;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--white), var(--light-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: slideInLeft 1s ease-out 0.3s both;
}

.hero-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, var(--light-blue), var(--bright-blue));
  color: var(--white);
  padding: 1.2rem 3rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition-smooth);
  box-shadow: 0 8px 30px rgba(0, 191, 255, 0.4);
  animation: slideInRight 1s ease-out 0.6s both;
}

.hero-cta-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 12px 40px rgba(0, 191, 255, 0.6);
}

.hero-cta-btn img {
  width: 20px;
  transition: var(--transition-smooth);
}

.hero-cta-btn:hover img {
  transform: translateX(5px);
}

/* ===================================
   ABOUT SECTION
   =================================== */

.modern-about {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--primary-black), var(--secondary-black));
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text {
  animation: slideInLeft 1s ease-out;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.4;
  color: var(--white);
  margin-bottom: 2rem;
  position: relative;
  padding-left: 2rem;
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 5px;
  height: 100%;
  background: linear-gradient(180deg, var(--light-blue), var(--bright-blue));
  border-radius: 10px;
}

.about-image {
  animation: slideInRight 1s ease-out;
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 191, 255, 0.2);
  transition: var(--transition-smooth);
}

.about-image img:hover {
  transform: scale(1.02);
  box-shadow: 0 25px 70px rgba(0, 191, 255, 0.3);
}

/* ===================================
   SERVICES SECTION
   =================================== */

.modern-services {
  padding: 120px 0;
  background: var(--secondary-black);
}

.section-heading {
  font-size: clamp(2.5rem, 5vw, 4rem);
  text-align: center;
  margin-bottom: 5rem;
  background: linear-gradient(135deg, var(--white), var(--light-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out;
}

.service-card {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 6rem;
  padding: 3rem;
  background: linear-gradient(135deg, rgba(0, 191, 255, 0.05), rgba(30, 144, 255, 0.05));
  border-radius: 30px;
  border: 1px solid rgba(0, 191, 255, 0.1);
  transition: var(--transition-smooth);
  animation: scaleIn 0.8s ease-out;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(0, 191, 255, 0.3);
  box-shadow: 0 20px 60px rgba(0, 191, 255, 0.2);
}

.service-card.reverse {
  grid-template-columns: 1.5fr 1fr;
}

.service-card.reverse .service-image {
  order: 2;
}

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

.service-image img {
  width: 100%;
  max-width: 300px;
  transition: var(--transition-smooth);
  filter: drop-shadow(0 10px 30px rgba(0, 191, 255, 0.3));
}

.service-card:hover .service-image img {
  transform: scale(1.1) rotate(5deg);
  animation: float 3s ease-in-out infinite;
}

.service-title {
  font-size: 2rem;
  color: var(--light-blue);
  margin-bottom: 1.5rem;
}

.service-description {
  color: var(--text-gray);
  font-size: 1.1rem;
  line-height: 1.8;
}

/* ===================================
   INDUSTRIES SECTION
   =================================== */

.modern-industries {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--secondary-black), var(--dark-gray));
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.industry-card {
  background: linear-gradient(135deg, rgba(0, 191, 255, 0.08), rgba(30, 144, 255, 0.08));
  padding: 3rem;
  border-radius: 25px;
  border: 1px solid rgba(0, 191, 255, 0.15);
  transition: var(--transition-smooth);
  animation: fadeInUp 1s ease-out;
}

.industry-card:hover {
  transform: translateY(-15px);
  border-color: var(--light-blue);
  box-shadow: 0 25px 70px rgba(0, 191, 255, 0.3);
  animation: glow 2s infinite;
}

.industry-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--light-blue), var(--bright-blue));
  border-radius: 20px;
  transition: var(--transition-smooth);
}

.industry-card:hover .industry-icon {
  transform: rotate(360deg) scale(1.1);
}

.industry-icon img {
  width: 50px;
  height: 50px;
  filter: brightness(0) invert(1);
}

.industry-title {
  font-size: 1.8rem;
  color: var(--light-blue);
  margin-bottom: 1.5rem;
}

.industry-description {
  color: var(--text-gray);
  line-height: 1.8;
}

/* ===================================
   WHY CHOOSE US
   =================================== */

.modern-why {
  padding: 120px 0;
  background: var(--secondary-black);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.why-card {
  background: linear-gradient(135deg, rgba(0, 191, 255, 0.05), rgba(30, 144, 255, 0.05));
  padding: 3rem;
  border-radius: 25px;
  border: 1px solid rgba(0, 191, 255, 0.1);
  text-align: center;
  transition: var(--transition-smooth);
  animation: scaleIn 0.8s ease-out;
}

.why-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: var(--light-blue);
  box-shadow: 0 20px 60px rgba(0, 191, 255, 0.3);
}

.why-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--light-blue), var(--bright-blue));
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.why-card:hover .why-icon {
  animation: pulse 1s infinite;
}

.why-icon img {
  width: 60px;
  height: 60px;
  filter: brightness(0) invert(1);
}

.why-title {
  font-size: 1.8rem;
  color: var(--light-blue);
  margin-bottom: 1.5rem;
}

.why-description {
  color: var(--text-gray);
  line-height: 1.8;
}

/* ===================================
   PARTNERS
   =================================== */

.modern-partners {
  padding: 80px 0;
  background: var(--dark-gray);
  text-align: center;
}

.partners-title {
  font-size: 1.5rem;
  color: var(--text-gray);
  margin-bottom: 3rem;
}

.partners-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4rem;
  flex-wrap: wrap;
}

.partners-logos img {
  height: 50px;
  opacity: 0.7;
  transition: var(--transition-smooth);
  filter: grayscale(100%);
}

.partners-logos img:hover {
  opacity: 1;
  filter: grayscale(0%);
  transform: scale(1.1);
}

/* ===================================
   TABS SECTION
   =================================== */

.modern-tabs {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--dark-gray), var(--secondary-black));
}

.highlight {
  color: var(--light-blue);
  font-style: italic;
}

.tabs-container {
  margin-top: 4rem;
}

.tabs-nav {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  justify-content: center;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 2rem;
  background: rgba(0, 191, 255, 0.05);
  border: 1px solid rgba(0, 191, 255, 0.2);
  border-radius: 50px;
  color: var(--white);
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.tab-btn img {
  width: 24px;
  height: 24px;
}

.tab-btn:hover {
  background: rgba(0, 191, 255, 0.1);
  border-color: var(--light-blue);
  transform: translateY(-2px);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--light-blue), var(--bright-blue));
  border-color: var(--light-blue);
  box-shadow: 0 8px 25px rgba(0, 191, 255, 0.4);
}

.tabs-content {
  background: linear-gradient(135deg, rgba(0, 191, 255, 0.05), rgba(30, 144, 255, 0.05));
  padding: 3rem;
  border-radius: 25px;
  border: 1px solid rgba(0, 191, 255, 0.15);
}

.tab-pane {
  display: none;
  animation: fadeInUp 0.5s ease-out;
}

.tab-pane.active {
  display: block;
}

.tab-pane h3 {
  font-size: 2rem;
  color: var(--light-blue);
  margin-bottom: 1.5rem;
}

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

.features-list {
  list-style: none;
}

.features-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-gray);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background: rgba(0, 191, 255, 0.03);
  border-radius: 10px;
  transition: var(--transition-smooth);
}

.features-list li:hover {
  background: rgba(0, 191, 255, 0.08);
  transform: translateX(10px);
}

.features-list img {
  width: 24px;
  height: 24px;
}

/* ===================================
   TESTIMONIALS
   =================================== */

.modern-testimonials {
  padding: 120px 0;
  background: var(--secondary-black);
}

.testimonial-slide {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: center;
  background: linear-gradient(135deg, rgba(0, 191, 255, 0.05), rgba(30, 144, 255, 0.05));
  padding: 4rem;
  border-radius: 30px;
  border: 1px solid rgba(0, 191, 255, 0.15);
  animation: fadeInUp 1s ease-out;
}

.quote-icon {
  width: 60px;
  margin-bottom: 2rem;
  opacity: 0.5;
}

.testimonial-text {
  font-size: 1.3rem;
  line-height: 1.8;
  color: var(--text-gray);
  margin-bottom: 2rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.author-logo {
  width: 60px;
  height: 60px;
  border-radius: 10px;
}

.author-info h4 {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 0.3rem;
}

.author-info p {
  color: var(--light-blue);
  font-size: 0.9rem;
}

.testimonial-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 191, 255, 0.2);
}

/* ===================================
   FAQ
   =================================== */

.modern-faq {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--secondary-black), var(--dark-gray));
}

.faq-item {
  margin-bottom: 1.5rem;
  background: rgba(0, 191, 255, 0.03);
  border-radius: 15px;
  border: 1px solid rgba(0, 191, 255, 0.1);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: rgba(0, 191, 255, 0.3);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: var(--transition-smooth);
}

.faq-question:hover {
  color: var(--light-blue);
}

.faq-icon {
  transition: var(--transition-smooth);
  color: var(--light-blue);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 2rem 2rem;
  color: var(--text-gray);
  line-height: 1.8;
}

.faq-cta {
  text-align: center;
  margin-top: 4rem;
  padding: 3rem;
  background: linear-gradient(135deg, rgba(0, 191, 255, 0.08), rgba(30, 144, 255, 0.08));
  border-radius: 25px;
}

.faq-cta h3 {
  font-size: 2rem;
  margin-bottom: 2rem;
  color: var(--white);
}

.btn-secondary {
  display: inline-block;
  padding: 1rem 3rem;
  background: transparent;
  border: 2px solid var(--light-blue);
  color: var(--light-blue);
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background: var(--light-blue);
  color: var(--primary-black);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 191, 255, 0.4);
}

/* ===================================
   FOOTER
   =================================== */

.modern-footer {
  padding: 60px 0 30px;
  background: var(--primary-black);
  border-top: 1px solid rgba(0, 191, 255, 0.1);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(0, 191, 255, 0.1);
}

.footer-logo img {
  height: 50px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 3rem;
}

.footer-links a {
  color: var(--text-gray);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.footer-social {
  display: flex;
  justify-content: flex-end;
  gap: 1.5rem;
}

.footer-social a {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 191, 255, 0.1);
  border-radius: 50%;
  color: var(--light-blue);
  transition: var(--transition-smooth);
}

.footer-social a:hover {
  background: var(--light-blue);
  color: var(--primary-black);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  color: var(--text-gray);
  font-size: 0.9rem;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
  .nav-menu {
    gap: 2rem;
  }
  
  .service-card,
  .service-card.reverse {
    grid-template-columns: 1fr;
  }
  
  .service-card.reverse .service-image {
    order: 0;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .testimonial-slide {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }
  
  .footer-social {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.98);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    padding: 2rem 0;
    gap: 1.5rem;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .hamburger {
    display: flex;
  }
  
  .nav-cta {
    display: none;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-heading {
    font-size: 2rem;
  }
  
  .industries-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }
  
  .tabs-nav {
    flex-direction: column;
  }
  
  .tab-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-cta-btn {
    padding: 1rem 2rem;
    font-size: 1rem;
  }
  
  .service-card,
  .industry-card,
  .why-card {
    padding: 2rem;
  }
  
  .tabs-content {
    padding: 2rem;
  }
  
  .testimonial-slide {
    padding: 2rem;
  }
}

/* ===================================
   SCROLL ANIMATIONS
   =================================== */

.scroll-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-animate.active {
  opacity: 1;
  transform: translateY(0);
}