@import url("https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Manrope:wght@300;400;500;600&display=swap");

:root {
  --primary: #00b4d8;
  --secondary: #90e0ef;
  --accent: #caf0f8;
  --heading: #ffffff;
  --text: #d9eaf5;
  --overlay-dark: rgba(0, 0, 50, 0.6);
  --glass: rgba(6, 20, 70, 0.45);
  --glass-border: rgba(144, 224, 239, 0.35);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --glow: 0 0 20px rgba(0, 180, 216, 0.4);
  --radius: 20px;
}

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

body {
  font-family: "Manrope", sans-serif;
  color: var(--text);
  min-height: 100vh;
  background: #03045e;
  overflow-x: hidden;
}

h1,
h2,
h3 {
  font-family: "Cinzel", serif;
  color: var(--heading);
  letter-spacing: 0.02em;
}

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

.video-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
  overflow: hidden;
}

.bg-video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  filter: saturate(120%);
}

.video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #03045e, #0077b6, #00b4d8);
  opacity: 0.75;
  mix-blend-mode: multiply;
}

.video-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-dark);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--glass-border);
}

.logo {
  font-family: "Cinzel", serif;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.2rem;
  font-size: 0.9rem;
}

.nav-links a {
  padding-bottom: 4px;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

main {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  padding: 2rem 1.5rem 4rem;
}

.section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.section-header p {
  color: var(--secondary);
  margin-top: 0.4rem;
}

.hero {
  min-height: 100vh;
  display: grid;
  gap: 2rem;
  align-items: center;
  padding-top: 6rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--secondary);
  font-size: 0.75rem;
}

.hero-title {
  font-size: clamp(2.6rem, 6vw, 4rem);
}

.hero-subtitle {
  font-size: clamp(1.2rem, 3.5vw, 2rem);
  color: var(--accent);
}

.hero-tagline {
  max-width: 38rem;
  line-height: 1.6;
}

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

.hero-card {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.hero-badge {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--secondary);
}

.hero-card-title {
  font-weight: 600;
  color: var(--heading);
}

.hero-card-body {
  color: var(--text);
}

.about-card,
.project-card,
.skill-card,
.contact-info,
.contact-form {
  padding: 1.6rem;
  border-radius: var(--radius);
}

.project-grid,
.skills-grid,
.contact-grid {
  display: grid;
  gap: 1.4rem;
}

.project-card h3 {
  margin-bottom: 0.6rem;
}

.project-card {
  transition: transform 0.4s ease, box-shadow 0.4s ease, border 0.4s ease;
  border: 1px solid transparent;
}

.project-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow), var(--glow);
  border-color: var(--primary);
}

.skill-label {
  margin-bottom: 0.8rem;
  color: var(--accent);
  font-weight: 500;
}

.skill-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  overflow: hidden;
}

.skill-fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--secondary), var(--primary));
  box-shadow: 0 0 12px rgba(144, 224, 239, 0.6);
  animation: fill 2.2s ease forwards;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--accent);
}

.contact-form input,
.contact-form textarea {
  background: rgba(4, 12, 40, 0.6);
  border: 1px solid rgba(144, 224, 239, 0.2);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  color: var(--heading);
  font-family: "Manrope", sans-serif;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--glow);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  border: 1px solid transparent;
}

.btn.primary {
  background: linear-gradient(120deg, var(--primary), var(--secondary));
  color: #001219;
  box-shadow: var(--glow);
}

.btn.ghost {
  border-color: var(--primary);
  color: var(--heading);
  background: rgba(0, 180, 216, 0.1);
}

.btn:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow), var(--glow);
}

.footer {
  text-align: center;
  padding: 2rem 1.5rem 3rem;
  color: var(--secondary);
  font-size: 0.9rem;
}

.glass {
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
}

.float {
  animation: float 6s ease-in-out infinite;
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  animation: reveal 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: var(--delay, 0s);
}

@keyframes float {
  0% {
    transform: translateY(-10px) translateX(0);
  }
  50% {
    transform: translateY(10px) translateX(6px);
  }
  100% {
    transform: translateY(-10px) translateX(0);
  }
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fill {
  to {
    width: var(--level);
  }
}

@media (min-width: 768px) {
  .navbar {
    padding: 1.2rem 3rem;
  }

  main {
    padding: 2rem 3rem 5rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }

  .project-grid,
  .skills-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  main {
    max-width: 1100px;
    margin: 0 auto;
  }

  .project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .skills-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}