/* ===== IMPORTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #07080d;
  --bg-secondary: #0e1018;
  --bg-card: #12141f;
  --bg-card-hover: #181b2a;
  --accent: #7c6af7;
  --accent-2: #a855f7;
  --accent-glow: rgba(124, 106, 247, 0.35);
  --text-primary: #f0f0ff;
  --text-secondary: #9b9bb4;
  --text-muted: #5a5a72;
  --border: rgba(124, 106, 247, 0.15);
  --border-hover: rgba(124, 106, 247, 0.45);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ===== SELECTION ===== */
::selection { background: var(--accent); color: #fff; }

/* ===== CURSOR ===== */
.cursor {
  position: fixed;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.3s, height 0.3s, opacity 0.3s;
}
.cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease-out, width 0.3s, height 0.3s, opacity 0.3s;
  opacity: 0.6;
}
.cursor.hover { width: 20px; height: 20px; opacity: 0.7; }
.cursor-ring.hover { width: 54px; height: 54px; opacity: 0.3; }

/* ===== NOISE OVERLAY ===== */
body::before {
  content: '';
  position: fixed; inset: 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)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 0; opacity: 0.4;
}

/* ===== NAVIGATION ===== */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 60px;
  display: flex; align-items: center; justify-content: space-between;
  backdrop-filter: blur(20px);
  background: rgba(7, 8, 13, 0.75);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
nav.scrolled { padding: 14px 60px; }

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px; font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  text-decoration: none; letter-spacing: -0.5px;
}

.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none; font-size: 14px; font-weight: 500;
  letter-spacing: 0.02em;
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1.5px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: 9px 22px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff !important; border-radius: 100px;
  font-weight: 600 !important; font-size: 13px !important;
  box-shadow: 0 0 20px var(--accent-glow);
  transition: box-shadow var(--transition), transform var(--transition) !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { box-shadow: 0 0 36px var(--accent-glow); transform: translateY(-1px); }

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

/* ===== HERO ===== */
#hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  padding: 120px 60px 80px;
}

.hero-bg {
  position: absolute; inset: 0;
  background-image: url('hero_bg.png');
  background-size: cover; background-position: center;
  opacity: 0.18;
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 100%, transparent 40%, var(--bg-primary) 80%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(124,106,247,0.25), transparent 70%);
  top: -200px; left: -100px;
  animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(168,85,247,0.2), transparent 70%);
  bottom: -100px; right: -50px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative; z-index: 1;
  max-width: 900px; text-align: center;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 18px;
  background: rgba(124,106,247,0.12);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px; color: var(--accent); font-weight: 500;
  margin-bottom: 28px;
  animation: fadeUp 0.8s ease both;
}
.hero-badge span { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; animation: pulse 2s infinite; }

@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(0.8)} }

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700; line-height: 1.1; letter-spacing: -2px;
  margin-bottom: 24px;
  animation: fadeUp 0.8s 0.1s ease both;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #a78bfa, #7c6af7, #c084fc, #f472b6);
  background-size: 300% 300%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  animation: gradientShift 5s ease infinite;
}

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

.hero-subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary); max-width: 600px; margin: 0 auto 40px;
  animation: fadeUp 0.8s 0.2s ease both;
}

.hero-ctas {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  animation: fadeUp 0.8s 0.3s ease both;
}

.btn-primary {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; border-radius: 100px; border: none;
  font-size: 15px; font-weight: 600; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; gap: 8px;
  box-shadow: 0 8px 32px var(--accent-glow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 48px var(--accent-glow); }

.btn-secondary {
  padding: 14px 32px;
  background: transparent;
  color: var(--text-primary); border-radius: 100px;
  border: 1px solid var(--border-hover);
  font-size: 15px; font-weight: 600; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; gap: 8px;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.btn-secondary:hover { background: rgba(124,106,247,0.1); border-color: var(--accent); transform: translateY(-3px); }

.hero-scroll {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
  animation: fadeIn 1.5s 1s both;
}
.scroll-line { width: 1px; height: 50px; background: linear-gradient(to bottom, transparent, var(--accent)); animation: scrollPulse 2s infinite; }
@keyframes scrollPulse { 0%,100%{opacity:0.3} 50%{opacity:1} }

/* ===== SECTION COMMON ===== */
section { padding: 100px 60px; position: relative; }
.section-label {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 16px;
}
.section-label::before { content: ''; width: 30px; height: 1.5px; background: var(--accent); }

h2.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 700; letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-desc { color: var(--text-secondary); font-size: 17px; max-width: 560px; }

/* ===== ABOUT ===== */
#about { background: var(--bg-secondary); }
.about-container { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

.about-avatar-wrap {
  position: relative;
  display: flex; justify-content: center;
}
.about-avatar {
  width: 320px; height: 320px; border-radius: 30px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 50%, #f472b6 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 100px;
  box-shadow: 0 0 80px var(--accent-glow), 0 40px 80px rgba(0,0,0,0.5);
  position: relative; z-index: 1;
}
.about-avatar-photo {
  object-fit: cover; object-position: top;
  background: none;
  font-size: 0;
}
.about-avatar-ring {
  position: absolute; inset: -12px;
  border-radius: 38px;
  border: 1px dashed rgba(124,106,247,0.3);
  animation: spin 20s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.about-text .section-desc { margin-bottom: 32px; max-width: 100%; }

.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 36px; }
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px; text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.stat-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.stat-number { font-family: 'Space Grotesk', sans-serif; font-size: 30px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ===== SKILLS ===== */
#skills { background: var(--bg-primary); }
.skills-container { max-width: 1100px; margin: 0 auto; }
.skills-header { margin-bottom: 60px; }

.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 16px; }

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 16px; text-align: center;
  transition: all var(--transition);
  cursor: default;
}
.skill-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px var(--accent-glow);
}
.skill-icon { font-size: 36px; margin-bottom: 10px; display: block; }
.skill-name { font-size: 13px; font-weight: 600; color: var(--text-secondary); transition: color var(--transition); }
.skill-card:hover .skill-name { color: var(--text-primary); }

/* ===== PROJECTS ===== */
#projects { background: var(--bg-secondary); }
.projects-container { max-width: 1100px; margin: 0 auto; }
.projects-header { margin-bottom: 60px; }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 24px; }

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 16px;
}
.project-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(124,106,247,0.04), transparent);
  opacity: 0; transition: opacity var(--transition);
}
.project-card:hover { border-color: var(--border-hover); transform: translateY(-8px); box-shadow: 0 24px 60px rgba(0,0,0,0.4); }
.project-card:hover::before { opacity: 1; }

.project-top { display: flex; justify-content: space-between; align-items: flex-start; }
.project-icon { font-size: 40px; }
.project-links { display: flex; gap: 12px; }
.project-links a {
  color: var(--text-muted); font-size: 18px; text-decoration: none;
  transition: color var(--transition), transform var(--transition);
}
.project-links a:hover { color: var(--accent); transform: scale(1.2); }

.project-title { font-family: 'Space Grotesk', sans-serif; font-size: 20px; font-weight: 700; }
.project-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; flex: 1; }

.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.tag {
  padding: 4px 12px;
  background: rgba(124,106,247,0.1);
  color: var(--accent);
  border-radius: 100px; font-size: 12px; font-weight: 500;
  border: 1px solid rgba(124,106,247,0.2);
}

/* ===== CONTACT ===== */
#contact { background: var(--bg-primary); }
.contact-container { max-width: 800px; margin: 0 auto; text-align: center; }
.contact-container .section-label { justify-content: center; }
.contact-container .section-desc { max-width: 100%; margin: 0 auto 48px; }

.contact-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 48px; }
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px; text-align: center;
  text-decoration: none; color: inherit;
  transition: all var(--transition);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.contact-card:hover { border-color: var(--accent); transform: translateY(-6px); box-shadow: 0 16px 40px var(--accent-glow); }
.contact-card-icon { font-size: 32px; }
.contact-card-label { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.contact-card-value { font-size: 13px; color: var(--accent); }

.contact-divider { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; color: var(--text-muted); font-size: 13px; }
.contact-divider::before, .contact-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ===== FOOTER ===== */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 36px 60px;
  display: flex; align-items: center; justify-content: space-between;
}
.footer-logo { font-family: 'Space Grotesk', sans-serif; font-size: 18px; font-weight: 700; color: var(--accent); }
.footer-copy { font-size: 13px; color: var(--text-muted); }
.footer-socials { display: flex; gap: 16px; }
.footer-socials a { color: var(--text-muted); font-size: 18px; text-decoration: none; transition: color var(--transition), transform var(--transition); }
.footer-socials a:hover { color: var(--accent); transform: translateY(-3px); }

/* ===== ANIMATIONS ===== */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ===== MOBILE ===== */
@media (max-width: 900px) {
  nav { padding: 18px 24px; }
  nav.scrolled { padding: 12px 24px; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; inset: 0; top: 64px;
    background: var(--bg-primary);
    align-items: center; justify-content: center;
    gap: 28px;
    z-index: 99;
  }
  .nav-links.open a { font-size: 22px; }
  .hamburger { display: flex; }

  section { padding: 70px 24px; }
  #hero { padding: 120px 24px 80px; }

  .about-container { grid-template-columns: 1fr; gap: 48px; }
  .about-avatar { width: 220px; height: 220px; font-size: 70px; }

  footer { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 540px) {
  .projects-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ===== LANGUAGES ===== */
#skills { padding-bottom: 56px; }
#languages { background: var(--bg-secondary); padding-top: 56px; }
.languages-container { max-width: 780px; margin: 0 auto; }
.languages-header { margin-bottom: 48px; }

.lang-list { display: flex; flex-direction: column; gap: 28px; }

.lang-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: border-color var(--transition), transform var(--transition);
}
.lang-item:hover { border-color: var(--border-hover); transform: translateY(-4px); }

.lang-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.lang-info { display: flex; align-items: center; gap: 16px; }
.lang-flag { font-size: 32px; line-height: 1; }
.lang-name { font-family: 'Space Grotesk', sans-serif; font-size: 18px; font-weight: 700; }
.lang-level { font-size: 13px; color: var(--accent); font-weight: 500; margin-top: 2px; }
.lang-pct { font-family: 'Space Grotesk', sans-serif; font-size: 20px; font-weight: 700; color: var(--accent); }

.lang-bar {
  height: 8px; border-radius: 100px;
  background: rgba(124,106,247,0.12);
  overflow: hidden;
}
.lang-fill {
  height: 100%; width: 0;
  border-radius: 100px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 12px var(--accent-glow);
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.lang-item.bar-animated .lang-fill { width: var(--pct); }