:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --accent: #4f8fff;
  --accent2: #7eb8ff;
  --text: #e8e8ed;
  --text2: #9999aa;
  --text3: #666675;
  --border: #2a2a38;
  --card: #13131d;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

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

.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }

/* ============ NAV ============ */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 1rem 2rem; transition: background 0.3s, backdrop-filter 0.3s; }
nav.scrolled { background: rgba(10,10,15,0.85); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.nav-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.nav-logo { font-size: 1.3rem; font-weight: 800; color: var(--accent); text-decoration: none; letter-spacing: -1px; }
.nav-links { display: flex; align-items: center; }
.nav-links a { color: var(--text2); text-decoration: none; font-size: 0.9rem; font-weight: 500; margin-left: 2rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.btn-download { display: inline-flex; align-items: center; gap: 0.4rem; background: none; border: 1px solid var(--accent); color: var(--accent); font-size: 0.8rem; font-weight: 600; padding: 0.4rem 0.9rem; border-radius: 6px; cursor: pointer; margin-left: 2rem; font-family: 'Inter', sans-serif; transition: all 0.2s; white-space: nowrap; }
.btn-download:hover { background: var(--accent); color: #fff; }
.btn-download svg { flex-shrink: 0; }
.btn-download-mobile { display: none; align-items: center; justify-content: center; background: none; border: 1px solid var(--accent); color: var(--accent); width: 34px; height: 34px; border-radius: 6px; cursor: pointer; transition: all 0.2s; }
.btn-download-mobile:hover { background: var(--accent); color: #fff; }
.lang-toggle { background: none; border: 1px solid var(--border); color: var(--accent); font-size: 0.8rem; font-weight: 700; padding: 0.35rem 0.75rem; border-radius: 6px; cursor: pointer; margin-left: 0.6rem; letter-spacing: 1px; transition: all 0.2s; font-family: 'Inter', sans-serif; }
.lang-toggle:hover { border-color: var(--accent); background: rgba(79,143,255,0.1); }
.nav-right-mobile { display: none; align-items: center; gap: 0.6rem; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); transition: 0.3s; }

/* ============ HERO ============ */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; padding: 6rem 2rem; }
.geo-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 60px 60px; opacity: 0.3; mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%); -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%); }
.hero-content { text-align: center; position: relative; z-index: 1; }
.hero-tag { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 3px; color: var(--accent); margin-bottom: 1.5rem; }
.hero h1 { font-size: clamp(3rem, 10vw, 7rem); font-weight: 900; line-height: 0.95; letter-spacing: -3px; margin-bottom: 1.5rem; background: linear-gradient(135deg, var(--text) 0%, var(--text2) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-sub { font-size: 1.15rem; color: var(--text2); font-weight: 400; margin-bottom: 2.5rem; line-height: 1.7; }
.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn { padding: 0.8rem 2rem; border-radius: 6px; font-size: 0.9rem; font-weight: 600; text-decoration: none; transition: all 0.25s; cursor: pointer; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent2); transform: translateY(-2px); }
.btn-outline { border: 1px solid var(--border); color: var(--text2); }
.btn-outline:hover { border-color: var(--accent); color: var(--text); transform: translateY(-2px); }
.scroll-indicator { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); }
.scroll-line { width: 1px; height: 50px; background: linear-gradient(to bottom, var(--accent), transparent); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse { 0%, 100% { opacity: 0.3; transform: scaleY(0.6); } 50% { opacity: 1; transform: scaleY(1); } }

/* ============ SKILLS ============ */
.skills { padding: 8rem 0; position: relative; }
.section-label { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 3px; color: var(--accent); margin-bottom: 1rem; }
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
.skill-item { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 2rem; transition: all 0.3s; position: relative; overflow: hidden; }
.skill-item::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0; transition: opacity 0.3s; }
.skill-item:hover { border-color: var(--accent); transform: translateY(-4px); }
.skill-item:hover::before { opacity: 1; }
.skill-icon { width: 40px; height: 40px; color: var(--accent); margin-bottom: 1rem; }
.skill-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.skill-item p { font-size: 0.85rem; color: var(--text2); line-height: 1.5; }

/* ============ METRICS ============ */
.metrics { padding: 5rem 0; background: var(--bg2); position: relative; overflow: hidden; }
.geo-accent { position: absolute; top: -100px; right: -100px; width: 400px; height: 400px; border: 1px solid var(--border); transform: rotate(45deg); opacity: 0.4; }
.metrics-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 2rem; text-align: center; }
.metric { padding: 2rem 1rem; }
.metric-number { font-size: 3.5rem; font-weight: 900; letter-spacing: -2px; background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.metric-plus, .metric-unit { font-size: 1.8rem; font-weight: 700; background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.metric p { color: var(--text2); font-size: 0.9rem; margin-top: 0.5rem; font-weight: 500; }

/* ============ FESTIVALS & VENUES ============ */
.festivals-section {
  padding: 4rem 0 5rem;
  background: var(--bg2);
  border-top: 1px solid var(--border);
}

.festivals-header {
  margin-bottom: 2rem;
  text-align: center;
}

.festivals-sub {
  font-size: 0.95rem;
  color: var(--text2);
  margin-top: 0.5rem;
}

.festivals-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.festivals-highlights span {
  font-size: 0.85rem;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
}

.festivals-highlights span:hover {
  border-color: var(--accent);
  color: var(--accent2);
}

.festivals-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 auto;
  background: none;
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}

.festivals-toggle:hover {
  border-color: var(--accent);
  background: rgba(79, 143, 255, 0.05);
}

.festivals-arrow {
  transition: transform 0.3s;
}

.festivals-toggle.open .festivals-arrow {
  transform: rotate(180deg);
}

.festivals-full {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.festivals-full.open {
  max-height: 3000px;
}

.festivals-category {
  margin-top: 2.5rem;
}

.festivals-category h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.festivals-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.festivals-grid span {
  font-size: 0.8rem;
  color: var(--text2);
  background: var(--bg3);
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
  transition: color 0.2s;
}

.festivals-grid span:hover {
  color: var(--text);
}

/* ============ PROJECTS ============ */
.projects { padding: 8rem 0; }
.section-header { margin-bottom: 4rem; }
.section-header h2 { font-size: 2.2rem; font-weight: 800; letter-spacing: -1px; margin-top: 0.5rem; }
.project-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 3rem; margin-bottom: 2rem; position: relative; overflow: hidden; transition: border-color 0.3s; }
.project-card:hover { border-color: #333345; }
.project-number { font-size: 5rem; font-weight: 900; color: var(--bg3); line-height: 1; margin-bottom: 1rem; letter-spacing: -3px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.project-tags span { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--accent); background: rgba(79,143,255,0.1); padding: 0.3rem 0.8rem; border-radius: 20px; border: 1px solid rgba(79,143,255,0.2); }
.project-body h3 { font-size: 1.8rem; font-weight: 800; margin-bottom: 1rem; letter-spacing: -0.5px; }
.project-desc { font-size: 1.05rem; color: var(--text2); margin-bottom: 1.5rem; max-width: 700px; }
.project-stats { display: flex; gap: 2.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.stat span { font-size: 1.6rem; font-weight: 800; color: var(--text); }
.stat p { font-size: 0.8rem; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.project-details { margin-bottom: 1.5rem; }
.project-details > p { color: var(--text2); font-size: 0.92rem; margin-bottom: 1rem; }
.project-scope { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.4rem; }
.project-scope li { font-size: 0.88rem; color: var(--text2); padding-left: 1.2rem; position: relative; }
.project-scope li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 6px; height: 6px; background: var(--accent); transform: rotate(45deg); }
.festival-highlights { margin: 1.5rem 0; }
.festival-highlights h4 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text3); margin-bottom: 0.8rem; }
.festival-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.festival-list span { font-size: 0.85rem; color: var(--text2); background: var(--bg3); padding: 0.3rem 0.8rem; border-radius: 6px; }
.project-impact { background: rgba(79,143,255,0.05); border-left: 3px solid var(--accent); padding: 1.2rem 1.5rem; border-radius: 0 8px 8px 0; }
.impact-label { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--accent); margin-bottom: 0.3rem; }
.project-impact p { font-size: 0.92rem; color: var(--text2); }

/* ============ PARCOURS ============ */
.parcours { padding: 8rem 0; background: var(--bg2); }
.timeline { position: relative; padding-left: 2rem; margin-bottom: 4rem; }
.timeline::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: linear-gradient(to bottom, var(--accent), var(--border), transparent); }
.timeline-item { position: relative; padding-bottom: 2.5rem; padding-left: 2rem; }
.timeline-item::before { content: ''; position: absolute; left: -2.35rem; top: 0.4rem; width: 10px; height: 10px; background: var(--accent); transform: rotate(45deg); border: 2px solid var(--bg2); }
.timeline-date { font-size: 0.8rem; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.4rem; }
.timeline-content h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.2rem; }
.timeline-company { font-size: 0.9rem; color: var(--accent2); font-weight: 500; margin-bottom: 0.4rem; }
.timeline-content p:last-child { font-size: 0.9rem; color: var(--text2); }
.edu-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 1.5rem; }
.edu-items { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-bottom: 3rem; }
.edu-item { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 1.5rem; display: flex; flex-direction: column; gap: 0.3rem; }
.edu-year { font-size: 0.8rem; color: var(--accent); font-weight: 600; }
.edu-item strong { font-size: 0.95rem; }
.edu-school { font-size: 0.85rem; color: var(--text2); }
.certs-associations { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.certs h4, .assoc h4 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text3); margin-bottom: 0.5rem; }
.certs p, .assoc p { font-size: 0.9rem; color: var(--text2); }

/* ============ CONTACT ============ */
.contact { padding: 8rem 0; position: relative; }
.contact .section-header { text-align: center; }
.contact-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 1rem; }
.contact-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 2rem; text-decoration: none; text-align: center; transition: all 0.3s; }
.contact-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.contact-type { display: block; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--text3); margin-bottom: 0.5rem; }
.contact-value { display: block; font-size: 1rem; color: var(--accent2); font-weight: 500; }

footer { text-align: center; padding: 2rem; color: var(--text3); font-size: 0.8rem; border-top: 1px solid var(--border); }

.pdf-content { position: fixed; left: 0; top: 0; z-index: -1; opacity: 0; pointer-events: none; }
.pdf-content.rendering { opacity: 1; z-index: 9999; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid { grid-template-columns: repeat(3, 1fr); }
  .project-scope { grid-template-columns: 1fr; }
  .edu-items { grid-template-columns: 1fr; }
  .contact-links { grid-template-columns: 1fr; }
  .certs-associations { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .nav-right-mobile { display: flex; }
  .btn-download-mobile { display: flex; }
  .nav-toggle { display: flex; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: rgba(10,10,15,0.95); backdrop-filter: blur(20px); padding: 1.5rem 2rem; border-bottom: 1px solid var(--border); }
  .nav-links.open a { margin: 0; padding: 0.6rem 0; }
  .nav-links.open .btn-download, .nav-links.open .lang-toggle { display: none; }
  .skills-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card { padding: 2rem 1.5rem; }
  .project-body h3 { font-size: 1.4rem; }
  .project-stats { gap: 1.5rem; }
  .hero h1 { letter-spacing: -1px; }
}

.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }