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

:root {
  --bg: #0d0f1a;
  --surface: #141829;
  --surface-light: #1e2438;
  --text: #f7f7fb;
  --muted: #b7bed1;
  --accent: linear-gradient(120deg, #8f5bff, #39d7ff 60%, #3af6a4);
  --accent-solid: #8f5bff;
  --shadow: 0 20px 60px rgba(12, 18, 40, 0.4);
}

body {
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

body.is-loading {
  overflow: hidden;
}

.intro-loader {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top, rgba(143, 91, 255, 0.2), var(--bg) 60%);
  z-index: 999;
  opacity: 1;
  visibility: visible;
  transition: opacity 1.2s ease, visibility 1.2s ease;
}

.intro-loader.hide {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-content {
  display: grid;
  gap: 1.2rem;
  text-align: center;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.loader-ring {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: #8f5bff;
  margin: 0 auto;
  animation: spin 2.4s linear infinite;
}

.loader-bar {
  width: 220px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
  margin: 0 auto;
}

.loader-bar span {
  display: block;
  height: 100%;
  width: 40%;
  border-radius: inherit;
  background: var(--accent);
  animation: loadBar 2.6s ease-in-out infinite;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 6vw;
  background: rgba(12, 15, 26, 0.8);
  backdrop-filter: blur(16px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo img {
  height: 44px;
  width: auto;
  display: block;
  filter: drop-shadow(0 10px 18px rgba(12, 18, 40, 0.4));
}

.logo-text {
  font-family: "Playfair Display", serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}

.nav {
  display: flex;
  gap: 1.6rem;
  font-weight: 500;
  color: var(--muted);
}

.nav a {
  position: relative;
  padding-bottom: 0.2rem;
  transition: color 0.3s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav a:hover {
  color: var(--text);
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 0.3rem;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
}

.hero {
  position: relative;
  min-height: 95vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 6rem 6vw 4rem;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  background-image: url("https://images.unsplash.com/photo-1471879832106-c7ab9e0cee23?q=80&w=2400&auto=format&fit=crop");
  background-size: cover;
  background-position: center;
  filter: saturate(1.1);
  transform: scale(1.05);
  animation: heroZoom 10s ease forwards;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(8, 10, 20, 0.85), rgba(8, 10, 20, 0.4));
}

.hero-content {
  position: relative;
  max-width: 720px;
  z-index: 2;
  animation: heroRise 1.6s ease both;
}

.demo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  background: rgba(255, 255, 255, 0.12);
  color: var(--text);
  margin: 0 auto 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.98);
  filter: blur(6px);
  transition: opacity 1.1s ease, transform 1.1s ease, filter 1.1s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.reveal.delay-1 {
  transition-delay: 0.2s;
}

.reveal.delay-2 {
  transition-delay: 0.4s;
}

.reveal.delay-3 {
  transition-delay: 0.6s;
}

.reveal-sheen {
  position: relative;
  overflow: hidden;
}

.reveal-sheen::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transform: translateX(-120%);
  opacity: 0;
}

.reveal-sheen.in-view::after {
  animation: sheen 1.6s ease 0.3s 1;
  opacity: 1;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: "Playfair Display", serif;
  font-size: clamp(2.8rem, 4vw, 4.2rem);
  margin-bottom: 1rem;
}

.hero h1 span {
  background: var(--accent);
  -webkit-background-clip: text;
  color: transparent;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  border: none;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn.primary {
  background: var(--accent);
  color: #08101f;
  box-shadow: var(--shadow);
}

.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(63, 106, 255, 0.35);
}

.section {
  padding: 5rem 6vw;
}

.about-card {
  display: grid;
  grid-template-columns: minmax(160px, 220px) 1fr;
  gap: 2.5rem;
  background: var(--surface);
  padding: 2.5rem;
  border-radius: 28px;
  box-shadow: var(--shadow);
  align-items: center;
}

.profile-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background-image: url("https://images.unsplash.com/photo-1544723795-3fb6469f5b39?q=80&w=1200&auto=format&fit=crop");
  background-size: cover;
  background-position: center;
  border: 4px solid rgba(255, 255, 255, 0.15);
  justify-self: center;
}

.about-copy h2 {
  font-family: "Playfair Display", serif;
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.about-copy p {
  color: var(--muted);
  margin-bottom: 1.6rem;
}

.achievement-loop {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.achievement-loop span {
  background: rgba(255, 255, 255, 0.06);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  animation: float 6s ease-in-out infinite;
}

.achievement-loop span:nth-child(2) {
  animation-delay: 1s;
}

.achievement-loop span:nth-child(3) {
  animation-delay: 2s;
}

.achievement-loop span:nth-child(4) {
  animation-delay: 3s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}

.section-heading h2 {
  font-family: "Playfair Display", serif;
  font-size: 2.2rem;
}

.section-heading p {
  color: var(--muted);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.6rem;
}

.content-card {
  background: var(--surface);
  padding: 1.8rem;
  border-radius: 22px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(15, 20, 42, 0.5);
}

.content-media {
  height: 160px;
  border-radius: 18px;
  background: linear-gradient(130deg, rgba(143, 91, 255, 0.5), rgba(57, 215, 255, 0.4));
  position: relative;
  overflow: hidden;
}

.content-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 20, 0.4);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.content-card:hover .content-media::after {
  opacity: 1;
}

.content-media.alt {
  background: linear-gradient(120deg, rgba(58, 246, 164, 0.5), rgba(143, 91, 255, 0.5));
}

.content-media.vibrant {
  background: linear-gradient(120deg, rgba(57, 215, 255, 0.5), rgba(143, 91, 255, 0.4));
}

.content-link {
  color: var(--text);
  font-weight: 600;
}

.content-link::after {
  content: "→";
  margin-left: 0.4rem;
  transition: transform 0.3s ease;
  display: inline-block;
}

.content-card:hover .content-link::after {
  transform: translateX(4px);
}

.testimonials {
  background: radial-gradient(circle at top, rgba(143, 91, 255, 0.15), transparent 60%);
}

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

.carousel-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  overflow: hidden;
  scroll-behavior: smooth;
}

.testimonial-card {
  background: var(--surface-light);
  padding: 2.2rem;
  border-radius: 24px;
  box-shadow: var(--shadow);
  margin: 0 0.5rem;
  display: grid;
  gap: 1rem;
  color: var(--muted);
}

.testimonial-card span {
  color: var(--text);
  font-weight: 600;
}

.carousel-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  transition: transform 0.3s ease, background 0.3s ease;
}

.carousel-btn:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.2);
}

.contact-card {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  background: var(--surface);
  padding: 2.5rem;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.contact-copy h2 {
  font-family: "Playfair Display", serif;
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.contact-copy p {
  color: var(--muted);
  margin-bottom: 1.8rem;
}

.contact-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.signup-form {
  display: grid;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 1.6rem;
  border-radius: 20px;
}

.signup-form label {
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.signup-form input {
  padding: 0.8rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--text);
}

.signup-form small {
  color: var(--muted);
}

.site-footer {
  text-align: center;
  padding: 2rem 6vw 3rem;
  color: var(--muted);
}

.footer-note {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

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

  .profile-image {
    width: 160px;
    height: 160px;
  }

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

  .carousel-btn {
    justify-self: center;
  }
}

@media (max-width: 760px) {
  .nav {
    position: fixed;
    inset: 64px 0 auto;
    background: rgba(12, 15, 26, 0.95);
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 0;
    transform: translateY(-120%);
    transition: transform 0.3s ease;
  }

  .nav.open {
    transform: translateY(0);
  }

  .menu-toggle {
    display: flex;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 5.5rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .testimonial-card {
    margin: 0;
  }
}

html {
  scroll-behavior: smooth;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes loadBar {
  0%,
  100% {
    transform: translateX(-10%);
  }
  50% {
    transform: translateX(160%);
  }
}

@keyframes heroZoom {
  0% {
    transform: scale(1.08);
  }
  100% {
    transform: scale(1.02);
  }
}

@keyframes heroRise {
  0% {
    opacity: 0;
    transform: translateY(24px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes sheen {
  0% {
    transform: translateX(-120%);
  }
  100% {
    transform: translateX(120%);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}