/* ═══════════════════════════════════════════════
   EDVAN M — PORTFOLIO | Modern Dark Theme
   ═══════════════════════════════════════════════ */

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: #16161e;
  --bg-card-hover: #1c1c28;
  --text-primary: #f0f0f5;
  --text-secondary: #9999aa;
  --text-muted: #666680;
  --accent-1: #6c63ff;
  --accent-2: #00d4aa;
  --accent-gradient: linear-gradient(135deg, #6c63ff, #00d4aa);
  --accent-glow: rgba(108, 99, 255, 0.15);
  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.accent { color: var(--accent-1); }

/* ═══ NAVBAR ═══ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.navbar.scrolled { border-bottom-color: var(--border-color); padding: 10px 0; }
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; align-items: center; }
.nav-logo { font-size: 1.6rem; font-weight: 800; letter-spacing: -1px; }
.nav-menu { list-style: none; display: flex; gap: 32px; }
.nav-link {
  font-size: 0.9rem; font-weight: 500; color: var(--text-secondary);
  transition: var(--transition); position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--accent-gradient); transition: var(--transition);
}
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text-primary); transition: var(--transition); border-radius: 2px; }

/* ═══ HERO ═══ */
.hero {
  min-height: 100vh; display: flex; flex-direction: column; justify-content: center;
  position: relative; overflow: hidden; padding: 100px 0 40px;
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(108, 99, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 99, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
}
.hero-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; gap: 80px; flex: 1; }
.hero-content { flex: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 100px;
  background: rgba(0, 212, 170, 0.1); border: 1px solid rgba(0, 212, 170, 0.2);
  color: var(--accent-2); font-size: 0.8rem; font-weight: 600;
  margin-bottom: 24px; letter-spacing: 0.5px; text-transform: uppercase;
}
.hero-badge::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-title { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 900; line-height: 1.1; letter-spacing: -2px; margin-bottom: 16px; }
.hero-subtitle { font-size: clamp(1.1rem, 2vw, 1.4rem); color: var(--text-secondary); font-weight: 500; margin-bottom: 20px; }
.hero-description { font-size: 1.05rem; color: var(--text-muted); max-width: 540px; margin-bottom: 32px; line-height: 1.8; }
.hero-cta { display: flex; gap: 16px; margin-bottom: 48px; }

.btn {
  padding: 14px 32px; border-radius: 100px; font-weight: 600; font-size: 0.95rem;
  transition: var(--transition); cursor: pointer; border: none; font-family: var(--font);
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary {
  background: var(--accent-gradient); color: #fff;
  box-shadow: 0 4px 24px rgba(108, 99, 255, 0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(108, 99, 255, 0.4); }
.btn-outline {
  background: transparent; color: var(--text-primary);
  border: 1px solid var(--border-hover);
}
.btn-outline:hover { border-color: var(--accent-1); background: var(--accent-glow); }

.hero-stats { display: flex; gap: 48px; }
.stat { display: flex; flex-direction: column; }
.stat-number { font-size: 2rem; font-weight: 800; background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 500; }

.hero-image { flex-shrink: 0; }
.hero-image-wrapper {
  position: relative; width: 340px; height: 340px;
}
.hero-image-wrapper img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 50%;
  position: relative; z-index: 2;
  border: 3px solid rgba(108, 99, 255, 0.3);
}
.hero-image-ring {
  position: absolute; inset: -12px; border-radius: 50%;
  border: 2px dashed rgba(108, 99, 255, 0.2);
  animation: spin 30s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.scroll-indicator {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding-bottom: 20px; color: var(--text-muted); font-size: 0.75rem;
  letter-spacing: 2px; text-transform: uppercase;
}
.scroll-arrow {
  width: 20px; height: 20px; border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted); transform: rotate(45deg);
  animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce { 0%, 100% { transform: rotate(45deg) translateY(0); } 50% { transform: rotate(45deg) translateY(6px); } }

/* ═══ SECTIONS ═══ */
.section { padding: 100px 0; position: relative; }
.section-dark { background: var(--bg-secondary); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block; padding: 4px 14px; border-radius: 100px;
  background: var(--accent-glow); color: var(--accent-1);
  font-size: 0.8rem; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 16px;
}
.section-title { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -1px; line-height: 1.2; }
.section-subtitle { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; margin: 16px auto 0; }

/* ═══ ABOUT ═══ */
.about-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; }
.about-image-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border-color);
}
.about-image-card img { width: 100%; aspect-ratio: 3/4; object-fit: contain; background: #0d0d14; }
.about-image-overlay {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  font-size: 0.85rem; color: var(--text-secondary); font-weight: 500;
}
.about-lead { font-size: 1.15rem; line-height: 1.8; margin-bottom: 16px; color: var(--text-primary); }
.about-text { color: var(--text-secondary); margin-bottom: 16px; font-size: 0.95rem; }
.about-highlights { display: flex; flex-direction: column; gap: 16px; margin-top: 32px; }
.highlight-item {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 20px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border-color);
}
.highlight-icon { font-size: 1.6rem; }
.highlight-item strong { display: block; font-size: 0.95rem; }
.highlight-item span { font-size: 0.8rem; color: var(--text-muted); }

/* ═══ TIMELINE ═══ */
.timeline { position: relative; max-width: 800px; margin: 0 auto; }
.timeline::before {
  content: ''; position: absolute; left: 20px; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(to bottom, var(--accent-1), var(--accent-2), transparent);
}
.timeline-item { position: relative; padding-left: 60px; margin-bottom: 40px; }
.timeline-marker {
  position: absolute; left: 12px; top: 8px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--bg-primary); border: 3px solid var(--accent-1);
  z-index: 2;
}
.timeline-content {
  padding: 24px 28px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border-color);
  transition: var(--transition);
}
.timeline-content:hover { border-color: var(--border-hover); transform: translateX(4px); }
.timeline-badge {
  display: inline-block; padding: 2px 12px; border-radius: 100px;
  background: rgba(108, 99, 255, 0.1); color: var(--accent-1);
  font-size: 0.75rem; font-weight: 700; font-family: var(--font-mono);
  margin-bottom: 8px;
}
.timeline-badge.current { background: rgba(0, 212, 170, 0.1); color: var(--accent-2); }
.timeline-content h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.timeline-company { color: var(--accent-2); font-size: 0.85rem; font-weight: 600; margin-bottom: 12px; }
.timeline-content p:last-child { color: var(--text-secondary); font-size: 0.9rem; }

/* ═══ PROJECTS ═══ */
.project-filters { display: flex; justify-content: center; gap: 12px; margin-bottom: 48px; flex-wrap: wrap; }
.filter-btn {
  padding: 8px 20px; border-radius: 100px; border: 1px solid var(--border-color);
  background: transparent; color: var(--text-secondary); font-size: 0.85rem;
  font-weight: 500; cursor: pointer; transition: var(--transition); font-family: var(--font);
}
.filter-btn:hover { border-color: var(--accent-1); color: var(--text-primary); }
.filter-btn.active { background: var(--accent-gradient); color: #fff; border-color: transparent; }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 24px; }

.project-card { cursor: pointer; }
.project-card {
  padding: 28px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border-color);
  transition: var(--transition); position: relative; overflow: hidden;
}
.project-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--accent-gradient); opacity: 0; transition: var(--transition);
}
.project-card:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.project-card:hover::before { opacity: 1; }
.project-card.featured { border-color: rgba(108, 99, 255, 0.2); }
.project-card.featured::before { opacity: 1; }

.project-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.project-icon { font-size: 2rem; }
.project-year {
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600;
  color: var(--text-muted); padding: 2px 10px; border-radius: 100px;
  background: rgba(255,255,255,0.04);
}
.project-year.current { color: var(--accent-2); background: rgba(0, 212, 170, 0.1); }
.project-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 4px; }
.project-location { color: var(--accent-2); font-size: 0.8rem; font-weight: 600; margin-bottom: 12px; }
.project-desc { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.7; margin-bottom: 16px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-tags span {
  padding: 3px 10px; border-radius: 100px; font-size: 0.7rem; font-weight: 600;
  background: rgba(108, 99, 255, 0.08); color: var(--accent-1);
  border: 1px solid rgba(108, 99, 255, 0.12);
}
.project-image-strip { margin-top: 16px; border-radius: var(--radius-sm); overflow: hidden; }
.project-image-strip--multi { display: flex; gap: 6px; }
.project-image-strip--multi .project-thumb { flex: 1; min-width: 0; height: 120px; }
.project-thumb { width: 100%; height: 140px; object-fit: cover; border-radius: var(--radius-sm); opacity: 0.7; transition: var(--transition); }
.project-card:hover .project-thumb { opacity: 1; }

.project-card.hidden { display: none; }

/* ═══ SKILLS ═══ */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.skill-category {
  padding: 24px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border-color);
}
.skill-category h3 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; }
.skill-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-pills span {
  padding: 6px 14px; border-radius: 100px; font-size: 0.8rem; font-weight: 500;
  background: rgba(255, 255, 255, 0.04); color: var(--text-secondary);
  border: 1px solid var(--border-color); transition: var(--transition);
}
.skill-pills span:hover {
  border-color: var(--accent-1); color: var(--accent-1);
  background: var(--accent-glow);
}

/* ═══ CLIENTS MARQUEE ═══ */
.clients-marquee { overflow: hidden; padding: 20px 0; mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent); }
.clients-track { display: flex; gap: 48px; animation: marquee 30s linear infinite; width: max-content; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.client-logo {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  min-width: 120px; opacity: 0.6; transition: var(--transition);
}
.client-logo:hover { opacity: 1; }
.client-logo img { height: 56px; width: auto; object-fit: contain; filter: grayscale(100%) brightness(1.5); transition: var(--transition); }
.client-logo:hover img { filter: grayscale(0%) brightness(1); }
.client-logo span { font-size: 0.7rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }

/* ═══ CONTACT ═══ */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; max-width: 800px; margin: 0 auto; }
.contact-card {
  text-align: center; padding: 40px 24px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border-color);
  transition: var(--transition);
}
.contact-card:hover { border-color: var(--accent-1); transform: translateY(-4px); }
.contact-icon { font-size: 2.5rem; margin-bottom: 16px; }
.contact-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.contact-card a { color: var(--accent-2); font-size: 0.9rem; font-weight: 500; }

/* ═══ FOOTER ═══ */
.footer { padding: 32px 0; border-top: 1px solid var(--border-color); }
.footer-content { display: flex; justify-content: space-between; align-items: center; }
.footer-content p { color: var(--text-muted); font-size: 0.85rem; }

/* ═══ PROJECT DETAIL MODAL ═══ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 24px;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  max-width: 900px; width: 100%; max-height: 90vh;
  overflow-y: auto; position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s ease;
}
.modal-overlay.open .modal-container { transform: translateY(0) scale(1); }
.modal-close {
  position: sticky; top: 16px; float: right; margin: 16px 16px 0 0;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--bg-card); border: 1px solid var(--border-color);
  color: var(--text-primary); font-size: 1.4rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  z-index: 10; transition: var(--transition);
}
.modal-close:hover { background: var(--accent-1); border-color: var(--accent-1); }
.modal-body { padding: 48px 48px 40px; }
.modal-body::-webkit-scrollbar { width: 6px; }
.modal-body::-webkit-scrollbar-thumb { background: var(--border-hover); border-radius: 3px; }

/* Modal Content Styles */
.modal-header { margin-bottom: 32px; }
.modal-icon { font-size: 3rem; margin-bottom: 12px; }
.modal-badge {
  display: inline-block; padding: 4px 14px; border-radius: 100px;
  font-size: 0.75rem; font-weight: 700; font-family: var(--font-mono);
  margin-bottom: 12px;
}
.modal-badge.ongoing { background: rgba(0, 212, 170, 0.1); color: var(--accent-2); }
.modal-badge.completed { background: rgba(108, 99, 255, 0.1); color: var(--accent-1); }
.modal-title { font-size: 2rem; font-weight: 800; letter-spacing: -1px; margin-bottom: 4px; }
.modal-location { color: var(--accent-2); font-weight: 600; font-size: 0.9rem; margin-bottom: 16px; }
.modal-lead { font-size: 1.05rem; color: var(--text-secondary); line-height: 1.8; }

.modal-section { margin-top: 32px; }
.modal-section-title {
  font-size: 1rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--accent-1); margin-bottom: 16px;
  padding-bottom: 8px; border-bottom: 1px solid var(--border-color);
}
.modal-section p, .modal-section li {
  color: var(--text-secondary); font-size: 0.92rem; line-height: 1.8;
}
.modal-section ul { list-style: none; padding: 0; }
.modal-section li { padding: 6px 0; padding-left: 20px; position: relative; }
.modal-section li::before {
  content: '\25B8'; position: absolute; left: 0; color: var(--accent-2); font-size: 0.8rem;
}

.modal-tech-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px; margin-top: 8px;
}
.modal-tech-item {
  padding: 12px 16px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border-color);
}
.modal-tech-item strong { display: block; font-size: 0.8rem; color: var(--text-primary); margin-bottom: 2px; }
.modal-tech-item span { font-size: 0.78rem; color: var(--text-muted); }

.modal-arch {
  padding: 20px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border-color);
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--text-secondary); line-height: 1.8; white-space: pre-wrap;
  overflow-x: auto;
}

.modal-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.modal-tags span {
  padding: 5px 14px; border-radius: 100px; font-size: 0.78rem; font-weight: 600;
  background: rgba(108, 99, 255, 0.08); color: var(--accent-1);
  border: 1px solid rgba(108, 99, 255, 0.15);
}

.modal-image-showcase {
  margin-top: 16px; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border-color);
}
.modal-image-showcase img {
  width: 100%; max-height: 400px; object-fit: cover;
  display: block;
}
.modal-image-gallery {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px; margin-top: 16px;
}
.modal-image-gallery img {
  width: 100%; height: 220px; object-fit: cover; border-radius: var(--radius-sm);
  border: 1px solid var(--border-color); transition: var(--transition); cursor: pointer;
}
.modal-image-gallery img:hover { border-color: var(--accent-1); transform: scale(1.02); }

@media (max-width: 768px) {
  .modal-body { padding: 32px 20px 28px; }
  .modal-title { font-size: 1.5rem; }
  .modal-tech-grid { grid-template-columns: 1fr; }
}

/* ═══ ANIMATIONS ═══ */
.animate-in {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in.visible { opacity: 1; transform: translateY(0); }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 1024px) {
  .hero-container { gap: 40px; }
  .hero-image-wrapper { width: 280px; height: 280px; }
  .about-grid { gap: 40px; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    background: var(--bg-secondary); flex-direction: column; padding: 80px 32px;
    gap: 24px; transition: var(--transition);
    border-left: 1px solid var(--border-color);
  }
  .nav-menu.open { right: 0; }
  .nav-toggle { display: flex; z-index: 1001; }
  .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero-container { flex-direction: column-reverse; text-align: center; gap: 40px; padding-top: 40px; }
  .hero-image-wrapper { width: 200px; height: 200px; margin: 0 auto; }
  .hero-description { margin: 0 auto 32px; }
  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; gap: 32px; }

  .about-grid { grid-template-columns: 1fr; }
  .about-image-card img { aspect-ratio: auto; max-height: 400px; }

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

  .timeline::before { left: 14px; }
  .timeline-item { padding-left: 48px; }
  .timeline-marker { left: 6px; }

  .footer-content { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-stats { flex-direction: column; gap: 16px; align-items: center; }
  .hero-cta { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .project-filters { gap: 8px; }
  .filter-btn { padding: 6px 14px; font-size: 0.8rem; }
  .section { padding: 64px 0; }
}