/* ===== CSS Variables & Reset ===== */
:root {
  --color-bg: #050507;
  --color-bg-card: rgba(255, 255, 255, 0.02);
  --color-bg-card-hover: rgba(255, 255, 255, 0.05);
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-hover: rgba(255, 255, 255, 0.12);
  --color-text: #f4f4f5;
  --color-text-muted: #71717a;
  --color-accent: #a78bfa;
  --color-accent-secondary: #38bdf8;
  --color-accent-soft: rgba(167, 139, 250, 0.12);
  --color-glow: rgba(167, 139, 250, 0.4);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ===== Background Effects ===== */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 100% 80% at 50% -30%, rgba(167, 139, 250, 0.12), transparent 60%),
    radial-gradient(ellipse 50% 50% at 100% 0%, rgba(56, 189, 248, 0.06), transparent),
    radial-gradient(ellipse 40% 60% at 0% 100%, rgba(167, 139, 250, 0.05), transparent);
  pointer-events: none;
  z-index: -1;
}

/* Subtle noise texture overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.015;
  pointer-events: none;
  z-index: -1;
}

/* ===== Layout ===== */
.container {
  max-width: 680px;
  margin: 0 auto;
  padding: 100px 24px 80px;
}

/* ===== Hero / Bio Section ===== */
.hero {
  text-align: center;
  margin-bottom: 72px;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, var(--color-accent) 50%, var(--color-accent-secondary) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {

  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

.hero .bio {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 440px;
  margin: 0 auto;
  line-height: 1.7;
  letter-spacing: 0.01em;
}

/* ===== Section Titles ===== */
.section-title {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  padding-left: 2px;
}

/* ===== Projects Grid ===== */
.projects {
  margin-bottom: 72px;
}

.project-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition:
    background var(--transition),
    border-color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  overflow: hidden;
}

/* Subtle inner glow on cards */
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(167, 139, 250, 0.03), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.project-card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-border-hover);
  transform: translateY(-3px);
  box-shadow:
    0 10px 40px -10px rgba(0, 0, 0, 0.5),
    0 0 20px -5px var(--color-glow);
}

.project-card:hover::before {
  opacity: 1;
}

.project-logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.15), rgba(56, 189, 248, 0.1));
  transition: transform var(--transition-fast);
}

.project-card:hover .project-logo {
  transform: scale(1.05);
}

.project-info {
  flex: 1;
  min-width: 0;
}

.project-name {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 3px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.project-tagline {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.project-arrow {
  color: var(--color-text-muted);
  opacity: 0;
  transform: translateX(-8px);
  transition:
    opacity var(--transition),
    transform var(--transition),
    color var(--transition);
  flex-shrink: 0;
}

.project-card:hover .project-arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--color-accent);
}

/* ===== Contact Section ===== */
.contact {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.contact-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: 999px;
  background: var(--color-accent-soft);
  border: 1px solid transparent;
  transition:
    background var(--transition),
    border-color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.contact-email:hover {
  background: rgba(167, 139, 250, 0.18);
  border-color: rgba(167, 139, 250, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -8px var(--color-glow);
}

.contact-email svg {
  width: 18px;
  height: 18px;
  opacity: 0.9;
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  margin-top: 72px;
  padding-top: 24px;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  opacity: 0.6;
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
  .container {
    padding: 60px 20px 48px;
  }

  .hero {
    margin-bottom: 56px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

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

  .project-card {
    padding: 16px 18px;
  }

  .project-logo {
    width: 40px;
    height: 40px;
  }

  .project-name {
    font-size: 0.875rem;
  }

  .project-tagline {
    font-size: 0.8125rem;
    line-height: 1.4;
  }

  .project-arrow {
    display: none;
  }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

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

.hero {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.projects {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}

.contact {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

/* Staggered card animations */
.project-card:nth-child(1) {
  animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both;
}

.project-card:nth-child(2) {
  animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.project-card:nth-child(3) {
  animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.25s both;
}

.project-card:nth-child(4) {
  animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}