:root {
    --bg-primary: #0a0f1a;
    --bg-secondary: #111827;
    --bg-card: #1a2236;
    --bg-card-hover: #1f2a42;
    --accent: #e8731a;
    --accent-light: #f59e4b;
    --accent-glow: rgba(232, 115, 26, 0.15);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: #1e293b;
    --border-light: #334155;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 0 2rem; height: 72px;
    display: flex; align-items: center; justify-content: space-between;
    background: rgba(10, 15, 26, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s, background 0.3s;
}
.navbar.scrolled { border-bottom-color: var(--border); background: rgba(10, 15, 26, 0.95); }

.nav-logo { font-size: 1.3rem; font-weight: 700; color: var(--text-primary); text-decoration: none; letter-spacing: -0.5px; }
.nav-logo span { color: var(--accent); }

.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.3s; position: relative; }
.nav-links a:hover { color: var(--text-primary); }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--accent); transition: width 0.3s; }
.nav-links a:hover::after { width: 100%; }

.nav-cta { background: var(--accent) !important; color: var(--bg-primary) !important; padding: 0.5rem 1.2rem; border-radius: 8px; font-weight: 600 !important; transition: transform 0.2s, box-shadow 0.3s !important; }
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(232, 115, 26, 0.4); }
.nav-cta::after { display: none !important; }

.nav-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.5rem; cursor: pointer; }

/* Language switcher */
.lang-switch { display: flex; align-items: center; gap: 0.3rem; margin-left: 0.5rem; }
.lang-switch a {
    font-size: 0.8rem; font-weight: 600; padding: 0.25rem 0.55rem; border-radius: 6px;
    text-decoration: none; color: var(--text-muted); transition: color 0.3s, background 0.3s;
}
.lang-switch a::after { display: none !important; }
.lang-switch a:hover { color: var(--text-primary); }
.lang-switch a.active { background: var(--accent-glow); color: var(--accent-light); border: 1px solid rgba(232, 115, 26, 0.3); }

/* ===== HERO ===== */
.hero { min-height: 100vh; display: flex; align-items: center; padding: 8rem 2rem 4rem; position: relative; overflow: hidden; }

.hero-bg-grid {
    position: absolute; inset: 0;
    background-image: linear-gradient(rgba(30, 41, 59, 0.3) 1px, transparent 1px), linear-gradient(90deg, rgba(30, 41, 59, 0.3) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 80%);
}

.hero-glow { position: absolute; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(232, 115, 26, 0.08) 0%, transparent 70%); top: 10%; right: -10%; pointer-events: none; }

.hero-content { max-width: 1200px; margin: 0 auto; width: 100%; position: relative; z-index: 1; }

.hero-profile { display: flex; align-items: center; gap: 3rem; margin-bottom: 2rem; }
.hero-photo { width: 140px; height: 140px; border-radius: 50%; object-fit: cover; border: 3px solid var(--accent); box-shadow: 0 0 30px rgba(232, 115, 26, 0.2); flex-shrink: 0; animation: fadeInUp 0.6s ease-out; }
.hero-intro { animation: fadeInUp 0.6s ease-out 0.05s both; }

@media (max-width: 480px) {
    .hero-profile { flex-direction: column; text-align: center; gap: 1.5rem; }
    .hero-photo { width: 110px; height: 110px; }
}

.hero-badge { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--accent-glow); border: 1px solid rgba(232, 115, 26, 0.25); padding: 0.4rem 1rem; border-radius: 50px; font-size: 0.85rem; color: var(--accent-light); margin-bottom: 1.5rem; animation: fadeInUp 0.6s ease-out; }
.hero-badge .pulse { width: 8px; height: 8px; background: #22c55e; border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.5); } }

.hero h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; line-height: 1.1; letter-spacing: -2px; margin-bottom: 1.5rem; animation: fadeInUp 0.6s ease-out 0.1s both; }
.hero h1 .gradient-text { background: linear-gradient(135deg, var(--accent), var(--accent-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.hero-description { font-size: 1.2rem; color: var(--text-secondary); max-width: 600px; margin-bottom: 2.5rem; line-height: 1.8; animation: fadeInUp 0.6s ease-out 0.2s both; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 4rem; animation: fadeInUp 0.6s ease-out 0.3s both; }

.btn-primary { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--accent); color: #fff; padding: 0.85rem 2rem; border-radius: 10px; text-decoration: none; font-weight: 600; font-size: 1rem; transition: transform 0.2s, box-shadow 0.3s; border: none; cursor: pointer; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(232, 115, 26, 0.35); }

.btn-secondary { display: inline-flex; align-items: center; gap: 0.5rem; background: transparent; color: var(--text-primary); padding: 0.85rem 2rem; border-radius: 10px; text-decoration: none; font-weight: 600; font-size: 1rem; border: 1px solid var(--border-light); transition: border-color 0.3s, background 0.3s; cursor: pointer; }
.btn-secondary:hover { border-color: var(--text-secondary); background: rgba(255, 255, 255, 0.03); }

.hero-stats { display: flex; gap: 3rem; animation: fadeInUp 0.6s ease-out 0.4s both; }
.hero-stat { text-align: left; }
.hero-stat .number { font-size: 2.2rem; font-weight: 800; color: var(--text-primary); letter-spacing: -1px; }
.hero-stat .number span { color: var(--accent); }
.hero-stat .label { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.2rem; }

@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* ===== SECTIONS COMMON ===== */
.section { padding: 6rem 2rem; max-width: 1200px; margin: 0 auto; }
.section-label { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 1rem; }
.section-label::before { content: ''; width: 24px; height: 2px; background: var(--accent); }
.section-title { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -1px; margin-bottom: 1rem; }
.section-subtitle { color: var(--text-secondary); font-size: 1.1rem; max-width: 600px; margin-bottom: 3rem; }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-text p { color: var(--text-secondary); margin-bottom: 1.5rem; font-size: 1.05rem; }
.about-text strong { color: var(--text-primary); }
.about-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }

.highlight-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 1.5rem; transition: border-color 0.3s, transform 0.3s; }
.highlight-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.highlight-card .icon { font-size: 1.5rem; margin-bottom: 0.75rem; color: var(--accent); }
.highlight-card h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.3rem; }
.highlight-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

/* ===== SKILLS ===== */
#competences { background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.skills-container { max-width: 1200px; margin: 0 auto; padding: 6rem 2rem; }
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.5rem; }

.skill-category { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 2rem; transition: border-color 0.3s, transform 0.3s; }
.skill-category:hover { border-color: rgba(232, 115, 26, 0.3); transform: translateY(-4px); }
.skill-category-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1.5rem; }
.skill-category-icon { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-glow); display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 1.1rem; }
.skill-category h3 { font-size: 1.05rem; font-weight: 700; }

.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag { background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); padding: 0.35rem 0.85rem; border-radius: 8px; font-size: 0.82rem; color: var(--text-secondary); transition: border-color 0.2s, color 0.2s, background 0.2s; }
.skill-tag:hover { border-color: var(--accent); color: var(--accent-light); background: var(--accent-glow); }
.skill-tag.featured { border-color: rgba(232, 115, 26, 0.3); color: var(--accent-light); background: var(--accent-glow); }

/* ===== EXPERIENCE SECTORS ===== */
.sectors-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.sector-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 2rem; text-align: center; transition: border-color 0.3s, transform 0.3s; }
.sector-card:hover { border-color: rgba(232, 115, 26, 0.4); transform: translateY(-6px); }
.sector-icon { width: 60px; height: 60px; border-radius: 16px; background: var(--accent-glow); display: flex; align-items: center; justify-content: center; margin: 0 auto 1.2rem; font-size: 1.5rem; color: var(--accent); }
.sector-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.sector-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ===== CONTACT ===== */
#contact { background: var(--bg-secondary); border-top: 1px solid var(--border); }
.contact-container { max-width: 1200px; margin: 0 auto; padding: 6rem 2rem; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-info-cards { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 1rem; }

.contact-card { display: flex; align-items: center; gap: 1.2rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 1.2rem 1.5rem; text-decoration: none; color: var(--text-primary); transition: border-color 0.3s, transform 0.3s; }
.contact-card:hover { border-color: var(--accent); transform: translateX(6px); }
.contact-card .icon-wrapper { width: 48px; height: 48px; border-radius: 12px; background: var(--accent-glow); display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 1.2rem; flex-shrink: 0; }
.contact-card .info h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.15rem; }
.contact-card .info p { font-size: 0.85rem; color: var(--text-muted); }

.contact-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 2.5rem; }
.contact-form h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 0.4rem; }
.form-group input, .form-group textarea { width: 100%; padding: 0.75rem 1rem; background: var(--bg-primary); border: 1px solid var(--border); border-radius: 10px; color: var(--text-primary); font-family: inherit; font-size: 0.95rem; transition: border-color 0.3s; outline: none; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-submit { width: 100%; padding: 0.85rem; background: var(--accent); color: #fff; border: none; border-radius: 10px; font-family: inherit; font-size: 1rem; font-weight: 600; cursor: pointer; transition: transform 0.2s, box-shadow 0.3s; margin-top: 0.5rem; }
.form-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(232, 115, 26, 0.35); }

/* ===== FOOTER ===== */
.footer { padding: 2rem; text-align: center; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 0.85rem; }
.footer a { color: var(--accent); text-decoration: none; }

/* ===== SCROLL ANIMATIONS ===== */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
    .nav-links { display: none; position: fixed; top: 72px; left: 0; right: 0; background: rgba(10, 15, 26, 0.98); backdrop-filter: blur(20px); flex-direction: column; padding: 2rem; gap: 1.2rem; border-bottom: 1px solid var(--border); }
    .nav-links.open { display: flex; }
    .nav-toggle { display: block; }
    .hero { padding: 7rem 1.5rem 3rem; }
    .hero h1 { letter-spacing: -1px; }
    .hero-stats { gap: 2rem; }
    .hero-stat .number { font-size: 1.8rem; }
    .section { padding: 4rem 1.5rem; }
    .skills-container, .contact-container { padding: 4rem 1.5rem; }
    .skills-grid { grid-template-columns: 1fr; }
    .about-highlights { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .sectors-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .hero-actions .btn-primary, .hero-actions .btn-secondary { text-align: center; justify-content: center; }
    .hero-stats { flex-direction: column; gap: 1.2rem; }
    .sectors-grid { grid-template-columns: 1fr; }
}