/* ============================================================
   COMPONENTS — Ricardo Souza Portfolio
   ============================================================ */

/* ── NAVBAR ─────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  background: transparent;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width var(--transition-base);
  border-radius: 2px;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--text-primary);
}

.navbar-links a:hover::after,
.navbar-links a.active::after {
  width: 100%;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.25rem;
  overflow: hidden;
}

.lang-btn {
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition-fast);
  letter-spacing: 0.05em;
}

.lang-btn.active {
  background: var(--grad-accent);
  color: #fff;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-base);
}

/* ── HERO SECTION ───────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--grad-hero);
  padding-top: 80px;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
}

.hero-tag .dot {
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse-glow 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-title .line-accent {
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.stat-number span {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  z-index: 2;
}

.scroll-arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  animation: scroll-down 1.5s ease-in-out infinite;
}

/* ── ABOUT SECTION ──────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
}

.about-avatar {
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  border: 2px solid var(--border-accent);
  box-shadow: var(--shadow-glow-cyan), var(--shadow-elevated);
  animation: float 5s ease-in-out infinite;
}

.about-badge {
  position: absolute;
  bottom: 2rem;
  right: -1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
}

.about-badge-icon {
  width: 36px;
  height: 36px;
  background: var(--grad-accent);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
}

.about-badge-text strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.about-badge-text span {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.about-content { }

.about-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 2rem;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.highlight-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  transition: var(--transition-base);
}

.highlight-item:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}

.highlight-item .icon {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.highlight-item strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.highlight-item p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── PROJECTS SECTION ───────────────────────────────────────── */
.projects-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.45rem 1.2rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
  background: rgba(0, 212, 255, 0.12);
  border-color: var(--border-accent);
  color: var(--accent-cyan);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur-sm);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow-cyan), var(--shadow-card);
  transform: translateY(-6px);
}

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

.project-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  position: relative;
  overflow: hidden;
}

.project-thumb-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, rgba(0,212,255,0.05), rgba(124,58,237,0.1));
  border-bottom: 1px solid var(--border-subtle);
}

.project-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.project-tag {
  padding: 0.2rem 0.6rem;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius-sm);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
  font-family: var(--font-mono);
}

.project-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 1.25rem;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.project-arrow {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  display: grid;
  place-items: center;
  color: var(--text-muted);
  transition: var(--transition-base);
  font-size: 0.85rem;
}

.project-card:hover .project-arrow {
  background: var(--grad-accent);
  border-color: transparent;
  color: #fff;
}

/* ── SKILLS SECTION ─────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition-base);
}

.skill-category:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow-violet);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.skill-cat-icon {
  width: 38px;
  height: 38px;
  background: var(--grad-accent);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.skill-cat-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-badge {
  padding: 0.35rem 0.85rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.skill-badge:hover {
  background: rgba(0,212,255,0.1);
  border-color: rgba(0,212,255,0.3);
  color: var(--accent-cyan);
}

/* ── CONTACT SECTION ────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.contact-info p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-link-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  color: var(--text-secondary);
}

.contact-link-item:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.contact-link-icon {
  width: 36px;
  height: 36px;
  background: rgba(0,212,255,0.1);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-link-text strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-link-text span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  background: rgba(0,212,255,0.04);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select option { background: var(--bg-secondary); }

.form-status {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  display: none;
  margin-bottom: 1rem;
}

.form-status.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-green);
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
}

/* ── MODAL ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.modal-overlay.hidden { display: none; }

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  transition: var(--transition-fast);
  cursor: pointer;
}

.modal-close:hover { color: var(--text-primary); border-color: var(--border-accent); }

.modal-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.modal-title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.modal-cat { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 1.25rem; font-family: var(--font-mono); }
.modal-desc { color: var(--text-secondary); line-height: 1.8; margin-bottom: 1.5rem; font-size: 0.95rem; }
.modal-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.5rem; }
.modal-meta-item { background: var(--bg-card); border-radius: var(--radius-md); padding: 1rem; border: 1px solid var(--border-subtle); }
.modal-meta-item label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; display: block; margin-bottom: 0.25rem; }
.modal-meta-item span { font-weight: 600; font-size: 0.9rem; }

/* ── WHATSAPP FLOAT ─────────────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  display: grid;
  place-items: center;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.45);
  transition: var(--transition-base);
  animation: bounce-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 1.5s both;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 32px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }

/* ── FOOTER ─────────────────────────────────────────────────── */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 2.5rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover { color: var(--accent-cyan); }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .about-grid   { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-avatar { max-width: 280px; }
  .about-badge  { right: 0.5rem; bottom: 0.5rem; }
}

@media (max-width: 768px) {
  .navbar-links  { display: none; }
  .hamburger     { display: flex; }
  .form-row      { grid-template-columns: 1fr; }
  .hero-stats    { gap: 1.5rem; }
  .modal-meta    { grid-template-columns: 1fr; }

  .navbar-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    top: 70px;
    background: var(--bg-primary);
    padding: 2rem;
    gap: 1.5rem;
    z-index: 999;
  }
}

@media (max-width: 480px) {
  .hero-ctas { flex-direction: column; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-highlights { grid-template-columns: 1fr; }
}