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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: "Open Sans", Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  color: #ffffff;
  background: #0a0a0a;
  overflow-x: hidden;
}

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ========================================
   HEADER
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 12px 40px;
}

.logo-link {
  display: inline-flex;
  align-items: center;
}

.logo-img {
  height: 40px;
  width: auto;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
}

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

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
      rgba(0, 0, 0, 0.35) 0%,
      rgba(0, 10, 30, 0.55) 60%,
      rgba(0, 10, 30, 0.8) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 60px 100px 60px;
  width: 100%;
  text-align: center;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: 12px;
  text-align: left;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 300;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 48px;
  text-align: left;
}

/* Scroll arrow */
.scroll-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 28px;
  animation: pulse-bounce 2s ease-in-out infinite;
  transition: color 0.3s ease;
}

.scroll-arrow:hover {
  color: #ffffff;
}

@keyframes pulse-bounce {

  0%,
  100% {
    transform: translateY(0);
    opacity: 1;
  }

  50% {
    transform: translateY(10px);
    opacity: 0.5;
  }
}

/* ========================================
   INTRO SECTION
   ======================================== */
.intro-section {
  position: relative;
  background: #0a0a0a;
  color: #ffffff;
  padding: 100px 0;
  overflow: hidden;
}

/* Animated glow blobs for intro */
.intro-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  pointer-events: none;
  will-change: transform;
}

.intro-glow-1 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
  top: -80px;
  right: -60px;
  animation: glow-drift-2 9s ease-in-out infinite alternate;
}

.intro-glow-2 {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
  bottom: -100px;
  left: -80px;
  animation: glow-drift-1 11s ease-in-out infinite alternate;
}

.intro-section .container {
  position: relative;
  z-index: 1;
}

.intro-heading {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.intro-text {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  font-weight: 400;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.75);
  max-width: 900px;
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services-section {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}

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

.services-bg-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.services-bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(17, 17, 17, 0.88);
}

.services-section .container {
  position: relative;
  z-index: 1;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 40px 32px;
  transition: background 0.35s ease, transform 0.35s ease, border-color 0.35s ease;
}

.service-card:hover {
  background: rgba(0, 0, 0, 0.55);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-4px);
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
  color: #ffffff;
}

.service-text {
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.75);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
  position: relative;
  background: #0a0a0a;
  padding: 140px 0;
  overflow: hidden;
  text-align: center;
}

/* Animated glowing blobs */
.cta-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.45;
  pointer-events: none;
  will-change: transform;
}

.cta-glow-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
  top: -120px;
  left: -100px;
  animation: glow-drift-1 8s ease-in-out infinite alternate;
}

.cta-glow-2 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
  bottom: -100px;
  right: -60px;
  animation: glow-drift-2 10s ease-in-out infinite alternate;
}

.cta-glow-3 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, #22d3ee 0%, transparent 70%);
  top: 50%;
  left: 55%;
  transform: translate(-50%, -50%);
  animation: glow-drift-3 12s ease-in-out infinite alternate;
}

@keyframes glow-drift-1 {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(80px, 40px) scale(1.15);
  }
}

@keyframes glow-drift-2 {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(-60px, -50px) scale(1.2);
  }
}

@keyframes glow-drift-3 {
  0% {
    transform: translate(-50%, -50%) scale(1);
  }

  100% {
    transform: translate(-40%, -60%) scale(1.1);
  }
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-heading {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 48px;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.cta-button {
  display: inline-block;
  padding: 21px 50px;
  font-family: "Open Sans", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 4px;
  letter-spacing: 0.04em;
  transition: background 0.35s ease, border-color 0.35s ease, transform 0.2s ease;
  cursor: pointer;
}

.cta-button:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.85);
  transform: translateY(-2px);
}

.cta-button:active {
  transform: translateY(0);
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background: #0a0a0a;
  padding: 32px 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-text {
  font-size: 0.85rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.02em;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 992px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
  }

  .hero-content {
    padding: 0 40px 80px 40px;
  }

  .container {
    padding: 0 24px;
  }

  .header-inner {
    padding: 12px 24px;
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 2rem;
  }

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

  .hero-content {
    padding: 0 24px 60px 24px;
  }

  .intro-section {
    padding: 70px 0;
  }

  .services-section {
    padding: 70px 0;
  }

  .cta-section {
    padding: 100px 0;
  }

  .cta-button {
    padding: 16px 36px;
    font-size: 0.9rem;
  }

  .logo-img {
    height: 32px;
  }

  .service-card {
    padding: 28px 24px;
  }
}