/* ==================== Global Variables & Reset ==================== */
:root {
  --primary-color: #ffffff;
  --dark-bg: #000000;
  --dark-bg-secondary: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #e0e0e0;
  --border-color: #333333;
  --transition: all 0.2s ease;
  --global-scale: 0.75; /* smaller overall sizing factor */
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ==================== Reusable Classes ==================== */
.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 16px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 30px;
  color: var(--text-primary);
  letter-spacing: 5px;
  text-transform: uppercase;
  text-shadow: 0 0 18px rgba(255, 255, 255, 0.22);
  font-family: "Arial", sans-serif;
}

/* ==================== Navigation ==================== */
.navbar {
  display: none;
}

.nav-container {
  display: none;
}

.logo-text {
  display: none;
}

.nav-menu {
  display: none;
}

.nav-link {
  display: none;
}

/* ==================== Hero Section ==================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 0;
  background: var(--dark-bg);
  margin-top: 0;
}

.hero .container {
  width: 100%;
}

.main-title {
  margin-bottom: 60px;
}

.hero-wrapper {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.profile-section {
  flex-shrink: 0;
}

.avatar {
  width: 110px;
  height: 110px;
  max-width: 100%;
  background: var(--dark-bg-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 44px;
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.hero-content {
  flex: 1;
}

.name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.greeting {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.9rem;
}

.description {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
  font-family: "Courier New", monospace;
}

/* ==================== Skills Section ==================== */
.skills {
  padding: 48px 0;
  background: var(--dark-bg);
}

.skills-wrapper {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.skill-group {
  background: var(--dark-bg-secondary);
  padding: 1.1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.skill-group-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}

.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.tag {
  background: var(--border-color);
  color: var(--text-primary);
  padding: 4px 10px;
  border-radius: 14px;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  cursor: default;
  transition: var(--transition);
}

.tag:hover {
  background: var(--text-primary);
  color: var(--dark-bg);
  border-color: var(--text-primary);
}

/* ==================== Projects Section ==================== */
.projects {
  padding: 48px 0;
  background: var(--dark-bg);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.6rem;
}

.project-card {
  background: var(--dark-bg-secondary);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--text-primary);
  transform: translateY(-5px);
}

.project-image {
  position: relative;
  height: 140px;
  background: #2a2a2a;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 60px;
  color: #555;
  background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
  border-radius: 12px 12px 0 0;
}

/* Project preview image */
.project-image .project-img,
.project-image img.project-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.project-overlay {
  display: none;
}

.project-link {
  display: none;
}

.project-content {
  padding: 1.2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 600;
}

.project-description {
  color: var(--text-secondary);
  font-size: 0.75rem;
  margin-bottom: 0.8rem;
  line-height: 1.4;
  flex: 1;
}

.project-github-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.95rem;
}

.project-github-link:hover {
  background: var(--text-primary);
  color: var(--dark-bg);
  transform: scale(1.08);
}

/* ==================== Footer Section ==================== */
.footer {
  background: var(--dark-bg);
  border-top: 1px solid var(--border-color);
  padding: 56px 0 20px;
}

.contact-wrapper {
  margin-bottom: 3rem;
}

.contact-info {
  background: var(--dark-bg-secondary);
  padding: 1.6rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

.contact-info h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-item i {
  color: var(--text-primary);
  font-size: 1.2rem;
  min-width: 20px;
}

.contact-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.contact-item a:hover {
  color: var(--text-primary);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 38px;
  height: 38px;
  background: var(--border-color);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
  font-size: 1.05rem;
}

.social-link:hover {
  background: var(--text-primary);
  color: var(--dark-bg);
  transform: scale(1.05);
}

/* resume download button */
.download-resume {
  display: inline-block;
  margin-top: 1.8rem;
  padding: 0.5rem 0.9rem;
  background: var(--border-color);
  color: var(--text-primary);
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
}

.download-resume:hover {
  background: var(--text-primary);
  color: var(--dark-bg);
  transform: scale(1.04);
}

.footer-bottom {
  text-align: center;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-color);
  color: #888;
  font-size: 0.75rem;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
  .section-title {
    font-size: 2.5rem;
    letter-spacing: 4px;
    margin-bottom: 30px;
    text-align: center;
  }

  .hero-wrapper {
    flex-direction: column;
    gap: 2rem;
    justify-content: center; /* center contents horizontally */
    align-items: center; /* center items in column layout */
  }

  .avatar {
    width: 120px;
    height: 120px;
    font-size: 50px;
    margin: 0 auto;
    max-width: 100%;
  }

  .hero-content {
    text-align: center;
  }

  .name {
    font-size: 2rem;
  }

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

  .tags-container {
    gap: 0.8rem;
  }

  .tag {
    font-size: 0.85rem;
    padding: 6px 14px;
  }

  .contact-info {
    padding: 2rem;
  }

  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 1.8rem;
    letter-spacing: 2px;
    margin-bottom: 25px;
    text-align: center;
  }

  .hero-wrapper {
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
  }

  .avatar {
    width: 100px;
    height: 100px;
    font-size: 42px;
  }

  .name {
    font-size: 1.5rem;
  }

  .greeting {
    font-size: 1.1rem;
  }

  .description {
    font-size: 1rem;
  }

  .project-title {
    font-size: 1.1rem;
  }

  .project-description {
    font-size: 0.9rem;
  }

  .contact-info h3 {
    font-size: 1.5rem;
  }

  .tag {
    font-size: 0.8rem;
    padding: 5px 12px;
  }

  .tags-container {
    gap: 0.6rem;
  }
}

/* ==================== Animations ==================== */
/* Minimal animations for clean design */

/* Reveal utility: used for scroll and load animations */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.58s cubic-bezier(0.2, 0.9, 0.2, 1),
    transform 0.58s cubic-bezier(0.2, 0.9, 0.2, 1);
  will-change: transform, opacity;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Avatar image styling */
.avatar-img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 50%;
  object-fit: cover;
}

/* Small, sober initial load tweaks */
body {
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Stagger helpers (applied via JS delays) */
.stagger-1 {
  transition-delay: 0.05s;
}
.stagger-2 {
  transition-delay: 0.12s;
}
.stagger-3 {
  transition-delay: 0.2s;
}