:root {
  --bg-dark: #050515;
  --bg-dark-alt: #0b0b1f;
  --accent: #5b7cff;
  --accent-soft: #ff6fb5;
  --text-main: #f5f5f7;
  --text-muted: #a5a5b5;
  --card-bg: #141427;
  --border-soft: rgba(255, 255, 255, 0.06);
  --radius-lg: 18px;
  --radius-md: 12px;
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.65);
  --transition-fast: 180ms ease-out;
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Inter", sans-serif;
  background: radial-gradient(circle at top left, #1a1a3f 0, #020212 55%);
  color: var(--text-main);
  line-height: 1.6;
}

/* NAVBAR */

.navbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 24px 7vw 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 24px;
  margin: 0;
  padding: 0;
}

.navbar a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
}

.navbar a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
  transition: width var(--transition-fast);
}

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

.lang-btn {
  background: rgba(91, 124, 255, 0.1);
  border: 1px solid rgba(91, 124, 255, 0.3);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lang-btn:hover {
  background: rgba(91, 124, 255, 0.2);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* HERO */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 80px 7vw 60px;
  background: radial-gradient(circle at 10% 0, #262654 0, #050515 45%, #020210 100%);
  color: var(--text-main);
}

.hero-content {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  align-items: center;
  gap: 48px;
}

/* Hero text */

.hero-text h1 {
  font-size: clamp(3rem, 5vw, 4.5rem);
  margin: 0 0 20px;
  letter-spacing: 0.02em;
}

.hero-text p {
  margin: 0 0 12px;
  color: var(--text-muted);
  max-width: 560px;
}

.hero-sub {
  margin-top: 8px;
}

.highlight {
  color: var(--accent-soft);
  font-weight: 600;
}

.hero-actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

.btn.primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-soft));
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(40, 60, 255, 0.45);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(40, 60, 255, 0.65);
}

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

.btn.ghost:hover {
  background: rgba(255, 255, 255, 0.04);
}

/* Hero image */

.hero-image {
  position: relative;
  justify-self: center;
}

.hero-image::before {
  content: "";
  position: absolute;
  inset: -18%;
  background: radial-gradient(circle at 10% 0, rgba(91, 124, 255, 0.4), transparent 55%);
  filter: blur(14px);
  z-index: -2;
}

.hero-image::after {
  content: "";
  position: absolute;
  inset: -6%;
  border-radius: 32px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: radial-gradient(circle at 10% 0, rgba(255, 111, 181, 0.16), transparent 52%);
  z-index: -1;
}

.hero-image img {
  display: block;
  width: 100%;
  max-width: 420px;
  border-radius: 28px;
  box-shadow: var(--shadow-soft);
}

/* Sections */

.section {
  padding: 80px 7vw;
  background: var(--bg-dark);
}

.section-alt {
  background: var(--bg-dark-alt);
}

.section-inner {
  max-width: 960px;
  margin: 0 auto;
}

.section h2 {
  font-size: 2rem;
  margin: 0 0 16px;
}

.section p {
  color: var(--text-muted);
  margin: 0 0 10px;
}

/* Skills */

.skills {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skills li {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 999px;
  padding: 8px 14px;
  border: 1px solid var(--border-soft);
  font-size: 0.85rem;
}

/* Projects */

.projects-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 20px 18px 18px;
  border: 1px solid var(--border-soft);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.55);
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

.project-card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.project-card p {
  margin: 0 0 8px;
  color: var(--text-muted);
}

.project-card .stack {
  font-size: 0.8rem;
  color: var(--accent-soft);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.8);
}

/* Contact */

.contact {
  text-align: center;
}

.contact-links {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.contact-links a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
}

.contact-links a:hover {
  text-decoration: underline;
}

/* Footer */

.footer {
  padding: 24px 7vw 26px;
  background: #050515;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* Responsive */

@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .hero-image {
    order: -1;
    margin-bottom: 24px;
  }

  .navbar {
    padding-inline: 5vw;
  }
}

@media (max-width: 640px) {
  .navbar ul {
    gap: 14px;
  }

  .hero {
    padding-top: 96px;
  }

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

  .section {
    padding-inline: 6vw;
  }
}