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

:root {
  --bg:        #07080f;
  --bg2:       #0d0f1a;
  --bg3:       #131628;
  --primary:   #00d4ff;
  --secondary: #7c3aed;
  --amber:     #f59e0b;
  --text:      #e2e8f0;
  --muted:     #8892a4;
  --border:    rgba(255,255,255,.07);
  --glow:      0 0 30px rgba(0,212,255,.3);
  --radius:    12px;
  --trans:     .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

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

/* ========================
   CANVAS PARTICLES
======================== */
#canvas-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

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

/* ========================
   NAV
======================== */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 1.2rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--trans), backdrop-filter var(--trans), box-shadow var(--trans);
}

nav.scrolled {
  background: rgba(7,8,15,.85);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.nav-logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 40px;
  width: auto;
  display: block;
  transition: opacity var(--trans), transform var(--trans);
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.35));
}
.nav-logo-img:hover {
  opacity: .85;
  transform: scale(1.05);
}

.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--trans);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--trans);
}
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: .5rem 1.2rem;
  border: 1px solid var(--primary);
  border-radius: 6px;
  color: var(--primary) !important;
  font-weight: 600;
  transition: all var(--trans) !important;
}
.nav-cta:hover { background: var(--primary); color: var(--bg) !important; }
.nav-cta::after { display: none !important; }

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

/* ========================
   HERO
======================== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(0,212,255,.08);
  border: 1px solid rgba(0,212,255,.25);
  border-radius: 100px;
  padding: .35rem 1rem;
  font-size: .8rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  letter-spacing: .5px;
}
.hero-badge .dot {
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}

h1 {
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 1rem;
}

.gradient-text {
  background: linear-gradient(135deg, #00d4ff 0%, #2563eb 55%, #1e40af 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.typing-wrapper {
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  color: var(--muted);
  margin-bottom: 1.5rem;
  min-height: 2.4rem;
}
.typing-wrapper .typed-word { color: var(--primary); font-weight: 600; }
#cursor { animation: blink 1s step-end infinite; color: var(--primary); }
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  max-width: 580px;
  margin: 0 auto 2.5rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn {
  padding: .85rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: all var(--trans);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border: none;
  box-shadow: 0 4px 20px rgba(0,212,255,.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,255,.4); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }

.hero-stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
  margin-top: 4rem;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.stat-label { font-size: .85rem; color: var(--muted); margin-top: .2rem; }

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: var(--muted);
  font-size: .8rem;
}
.scroll-hint .arrow {
  width: 24px; height: 24px;
  border-right: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(45deg);
  animation: bounce 1.5s infinite;
}
@keyframes bounce { 0%, 100% { transform: rotate(45deg) translateY(0); } 50% { transform: rotate(45deg) translateY(6px); } }

/* ========================
   SECTIONS
======================== */
section { position: relative; z-index: 1; }

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: .75rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--muted);
  font-size: 1rem;
  max-width: 560px;
  line-height: 1.8;
}

/* ========================
   ABOUT
======================== */
#about { background: var(--bg2); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-top: 3rem;
}

.about-avatar-wrap {
  position: relative;
  width: fit-content;
}
.about-avatar {
  width: 320px;
  height: 320px;
  border-radius: 24px;
  background: var(--bg3);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-avatar .initials {
  font-size: 5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.avatar-ring {
  position: absolute;
  inset: -8px;
  border-radius: 32px;
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--primary), var(--secondary)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
}
.about-floating-badge {
  position: absolute;
  bottom: -12px;
  right: -12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .75rem 1rem;
  font-size: .8rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: .5rem;
  backdrop-filter: blur(10px);
}
.about-floating-badge strong { color: var(--primary); }

.about-text .role-pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(124,58,237,.12);
  border: 1px solid rgba(124,58,237,.25);
  border-radius: 100px;
  padding: .3rem .9rem;
  font-size: .8rem;
  color: #a78bfa;
  margin-bottom: 1.2rem;
}
.about-text p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1rem;
}
.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  margin-top: 1.5rem;
}
.highlight-item {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .9rem;
  color: var(--muted);
}
.highlight-item .icon { font-size: 1.1rem; }

/* ========================
   SKILLS
======================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.skill-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--trans);
}
.skill-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--glow);
}
.skill-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.skill-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.skill-card-title { font-weight: 700; font-size: 1rem; }
.skill-card-sub { font-size: .8rem; color: var(--muted); }
.skill-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag {
  padding: .25rem .7rem;
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 500;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  color: var(--muted);
  transition: all var(--trans);
}
.tag:hover { border-color: var(--primary); color: var(--primary); }

/* ========================
   PROJECTS
======================== */
#projects { background: var(--bg2); }

.projects-filter {
  display: flex;
  gap: .75rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.filter-btn {
  padding: .4rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: .85rem;
  cursor: pointer;
  transition: all var(--trans);
}
.filter-btn.active, .filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0,212,255,.08);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.project-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--trans);
  cursor: default;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,.04), rgba(124,58,237,.04));
  opacity: 0;
  transition: opacity var(--trans);
  pointer-events: none;
}
.project-card:hover { border-color: rgba(0,212,255,.3); transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,.4); }
.project-card:hover::before { opacity: 1; }

.project-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 1rem; }
.project-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}
.status-badge {
  padding: .3rem .75rem;
  border-radius: 100px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .5px;
}
.status-stable { background: rgba(16,185,129,.12); border: 1px solid rgba(16,185,129,.3); color: #10b981; }
.status-dev    { background: rgba(245,158,11,.12); border: 1px solid rgba(245,158,11,.3); color: var(--amber); }
.status-v2     { background: rgba(0,212,255,.12); border: 1px solid rgba(0,212,255,.3); color: var(--primary); }
.status-ramo   { background: rgba(34,197,94,.12); border: 1px solid rgba(34,197,94,.3); color: #22c55e; }

.project-name { font-size: 1.2rem; font-weight: 800; margin-bottom: .5rem; }
.project-desc { color: var(--muted); font-size: .9rem; line-height: 1.7; margin-bottom: 1.25rem; }
.project-tech { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: 1.25rem; }
.project-tech .tag { font-size: .7rem; }

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: .8rem;
  color: var(--muted);
}
.project-version { color: var(--primary); font-weight: 600; }

/* ========================
   TIMELINE (Em desenvolvimento)
======================== */
.timeline {
  position: relative;
  margin-top: 3rem;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-left: 2rem;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.5rem;
  top: .3rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--bg);
  box-shadow: 0 0 12px rgba(0,212,255,.5);
}
.timeline-label {
  font-size: .75rem;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: .3rem;
}
.timeline-title { font-size: 1.1rem; font-weight: 700; margin-bottom: .5rem; }
.timeline-desc { color: var(--muted); font-size: .9rem; line-height: 1.7; }
.timeline-progress {
  margin-top: .75rem;
  background: var(--bg3);
  border-radius: 100px;
  height: 6px;
  overflow: hidden;
}
.timeline-bar {
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  width: 0;
  transition: width 1.2s cubic-bezier(.4,0,.2,1);
}
.timeline-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: .75rem;
  color: var(--muted);
  margin-top: .4rem;
}

/* ========================
   CONTACT
======================== */
#contact { background: var(--bg); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: 3rem;
}

.contact-info p { color: var(--muted); line-height: 1.9; margin-bottom: 1.5rem; }

.contact-links { display: flex; flex-direction: column; gap: 1rem; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: all var(--trans);
}
.contact-link:hover { border-color: var(--primary); transform: translateX(4px); }
.contact-link-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-link-text strong { display: block; font-size: .9rem; }
.contact-link-text span { font-size: .8rem; color: var(--muted); }

/* FORM SECURITY NOTE */
.form-security-note {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: rgba(0, 212, 255, 0.04);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}
.form-security-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: .1rem;
}
.form-security-note strong {
  display: block;
  font-size: .85rem;
  color: var(--primary);
  margin-bottom: .3rem;
}
.form-security-note p {
  font-size: .8rem;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}
.form-security-note p strong {
  display: inline;
  color: var(--text);
  font-size: inherit;
}

/* FORM */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label { font-size: .85rem; font-weight: 500; color: var(--muted); }
.form-group input,
.form-group textarea {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .85rem 1rem;
  color: var(--text);
  font-size: .95rem;
  font-family: inherit;
  transition: border-color var(--trans);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,212,255,.1);
}
.form-group textarea { min-height: 120px; }
.form-submit { margin-top: .5rem; }

/* ========================
   FOOTER
======================== */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  font-size: .85rem;
  position: relative;
  z-index: 1;
}
footer a { color: var(--primary); text-decoration: none; }
footer .footer-logo {
  font-size: 1.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  margin-bottom: .5rem;
}

/* ========================
   REVEAL ANIMATIONS
======================== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================
   RESPONSIVE
======================== */
@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: rgba(7,8,15,.97); backdrop-filter: blur(16px); flex-direction: column; padding: 1.5rem 2rem; gap: 1.25rem; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .about-grid { grid-template-columns: 1fr; }
  .about-avatar { width: 240px; height: 240px; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .about-highlights { grid-template-columns: 1fr; }
}