:root {
    --bg-color: #0f172a;
    --nav-bg: rgba(15, 23, 42, 0.9);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --card-bg: #1e293b;
}

html {
    scroll-behavior: smooth;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--nav-bg);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    box-sizing: border-box;
    z-index: 1000;
    border-bottom: 1px solid #334155;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent);
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

section {
    min-height: 100vh;
    padding: 100px 50px 50px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
    padding-bottom: 5px;
}

#home {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.greeting {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 10px;
    font-weight: bold;
}

.headline {
    font-size: 3.5rem;
    margin: 0 0 20px 0;
    line-height: 1.2;
}

.tagline {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-image-placeholder {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--card-bg);
}

.hero-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.btn {
    display: inline-block;
    background-color: var(--accent);
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--accent);
    margin-left: 15px;
}

.btn-outline:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

.skills-grid {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
    margin-bottom: 40px;
}

.skill-badge {
    background-color: var(--card-bg);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 0.95rem;
    border: 1px solid #334155;
    color: var(--accent);
    font-weight: 500;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.service-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid #334155;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
}

.service-card h3 {
    margin-top: 0;
    color: var(--accent);
    font-size: 1.3rem;
}

.contact-container {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
}

.contact-info,
.contact-form {
    flex: 1;
    min-width: 300px;
}

.contact-info p {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.contact-info a {
    color: var(--accent);
    text-decoration: none;
    font-weight: bold;
}

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

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background-color: var(--card-bg);
    border: 1px solid #334155;
    border-radius: 8px;
    color: var(--text-main);
    box-sizing: border-box;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        padding: 15px;
    }

    .nav-links {
        margin-top: 15px;
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    #home {
        flex-direction: column-reverse;
        text-align: center;
    }

    .headline {
        font-size: 2.5rem;
    }

    .hero-buttons {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }

    .btn-outline {
        margin-left: 0;
    }

    section {
        padding: 140px 20px 50px;
    }
}  display: flex;
  gap: 20px;
  list-style: none;
}

.nav-links a {
  color: white;
  text-decoration: none;
}

section {
  padding: 100px 30px;
  min-height: 100vh;
}

#home {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.headline {
  font-size: 2.5rem;
}

.tagline {
  color: var(--light-text);
}

.hero-image-placeholder {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
}

.hero-image-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn {
  background: var(--blue);
  color: white;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-badge {
  background: var(--card);
  padding: 8px 15px;
  border-radius: 20px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--card);
  padding: 20px;
  border-radius: 10px;
}

.contact-container {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

input, textarea {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  #home {
    flex-direction: column;
    text-align: center;
  }

  nav {
    flex-direction: column;
  }
}}

section {
  padding: 100px 20px;
  min-height: 100vh;
}

#home {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn {
  background: var(--blue);
  padding: 10px 15px;
  border-radius: 5px;
  color: white;
}

@media (max-width: 768px) {
  #home {
    flex-direction: column;
    text-align: center;
  }

  nav {
    flex-direction: column;
  }
}