/* ============================================================
   styless.css — Adilson Chitunda Portfolio
   Versão limpa e consistente com o index.html moderno
   ============================================================ */

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

/* ===== SCROLLBAR PERSONALIZADA ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #6C63FF; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #8B83FF; }

/* ===== ACESSIBILIDADE ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only:focus {
  position: static;
  width: auto;
  height: auto;
  padding: 0.5rem;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  background: white;
  color: black;
  z-index: 9999;
}

/* ===== FOCUS ACESSIBILIDADE ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid #6C63FF;
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===== TAP HIGHLIGHT MOBILE ===== */
button, a, [role="button"] {
  -webkit-tap-highlight-color: rgba(108, 99, 255, 0.2);
}

/* ===== LAZY LOADING PLACEHOLDER ===== */
img[loading="lazy"] {
  background-color: #12121A;
}

/* ===== RELÓGIO EM TEMPO REAL ===== */
.realtime-clock {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 16px;
  border-radius: 12px;
  background: rgba(108, 99, 255, 0.08);
  border: 1px solid rgba(108, 99, 255, 0.15);
  min-width: 160px;
  font-family: 'Oswald', sans-serif;
  cursor: default;
  transition: background 0.3s;
}

.realtime-clock:hover {
  background: rgba(108, 99, 255, 0.14);
}

.clock-time {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #6C63FF;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.clock-date {
  font-size: 0.7rem;
  font-weight: 400;
  color: rgba(232, 232, 240, 0.65);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
  text-align: center;
}

.light-mode .clock-date {
  color: rgba(26, 26, 46, 0.55);
}

/* ===== CHAT WIDGET ===== */
.chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  font-family: 'Barlow', sans-serif;
}

.chat-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #6C63FF 0%, #5A52E0 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(108, 99, 255, 0.35);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.chat-icon:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 35px rgba(108, 99, 255, 0.5);
}

.chat-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.chat-icon:hover::before {
  left: 100%;
}

.chat-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.chat-pulse {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 18px;
  height: 18px;
  background: #00D4AA;
  border-radius: 50%;
  animation: chatPulse 2s infinite;
}

@keyframes chatPulse {
  0%   { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 212, 170, 0.7); }
  70%  { transform: scale(1);    box-shadow: 0 0 0 8px rgba(0, 212, 170, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 212, 170, 0); }
}

.chat-body {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 380px;
  max-width: 90vw;
  max-height: 520px;
  background: #12121A;
  border: 1px solid rgba(108, 99, 255, 0.2);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.chat-body.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.chat-header {
  background: linear-gradient(135deg, #6C63FF, #5A52E0);
  padding: 14px 18px;
  color: white;
  font-weight: 600;
  font-family: 'Oswald', sans-serif;
  position: relative;
  overflow: hidden;
}

.chat-messages {
  height: 340px;
  max-height: 55vh;
  overflow-y: auto;
  padding: 16px;
  background: #0A0A0F;
  flex-grow: 1;
  scrollbar-width: thin;
  scrollbar-color: #6C63FF #1A1A26;
}

.chat-messages::-webkit-scrollbar { width: 5px; }
.chat-messages::-webkit-scrollbar-track { background: #1A1A26; border-radius: 3px; }
.chat-messages::-webkit-scrollbar-thumb { background: #6C63FF; border-radius: 3px; }

.chat-message {
  animation: messageSlideIn 0.3s ease-out;
}

@keyframes messageSlideIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.user-message {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}

.user-message .message-content {
  background: linear-gradient(135deg, #6C63FF, #5A52E0);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 1rem 1rem 0 1rem;
  max-width: 75%;
  word-wrap: break-word;
  font-size: 0.9rem;
  line-height: 1.5;
}

.bot-message {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 1rem;
}

.bot-message .message-content {
  background: #1A1A26;
  color: #E8E8F0;
  border: 1px solid rgba(108, 99, 255, 0.1);
  padding: 0.75rem 1rem;
  border-radius: 1rem 1rem 1rem 0;
  max-width: 75%;
  word-wrap: break-word;
  font-size: 0.9rem;
  line-height: 1.5;
}

.typing-dot {
  animation: typingBlink 1s infinite;
}
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }

@keyframes typingBlink {
  50% { opacity: 0; }
}

.chat-input-area {
  padding: 12px 14px;
  background: #12121A;
  border-top: 1px solid rgba(108, 99, 255, 0.1);
}

.chat-input-area input {
  transition: all 0.3s ease;
  border-color: rgba(108, 99, 255, 0.3) !important;
  background: #1A1A26 !important;
  color: #E8E8F0 !important;
}

.chat-input-area input:focus {
  border-color: #6C63FF !important;
  box-shadow: 0 0 0 2px rgba(108, 99, 255, 0.15) !important;
}

.chat-input-area button {
  background: linear-gradient(135deg, #6C63FF, #5A52E0) !important;
  transition: all 0.3s ease;
}

.chat-input-area button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(108, 99, 255, 0.4) !important;
}

@media (max-width: 480px) {
  .chat-body {
    width: calc(100vw - 2rem);
    right: 1rem;
    left: 1rem;
    bottom: 72px;
  }

  .chat-icon { width: 52px; height: 52px; }
}

@media (max-width: 768px) {
  .chat-body {
    width: calc(100vw - 3rem);
    right: 1.5rem;
  }
}

/* ===== LOADING STATES ===== */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(108, 99, 255, 0.15), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0%   { left: -100%; }
  100% { left: 100%; }
}

/* ===== SPINNER ===== */
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(108, 99, 255, 0.2);
  border-top: 3px solid #6C63FF;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===== ESTADOS DE FEEDBACK ===== */
.state-success { border-color: #00D4AA !important; }
.state-error   { border-color: #E74C3C !important; }
.state-warning { border-color: #F59E0B !important; }

/* ===== ANIMAÇÕES UTILITÁRIAS ===== */
.fade-in      { animation: fadeInUtil 0.8s ease-out; }
.slide-in-left  { animation: slideInLeft 0.8s ease-out; }
.slide-in-right { animation: slideInRight 0.8s ease-out; }
.zoom-in        { animation: zoomIn 0.8s ease-out; }

@keyframes fadeInUtil {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

.stagger-in > * {
  opacity: 0;
  animation: fadeInUtil 0.6s ease-out forwards;
}

.stagger-in > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-in > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-in > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-in > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-in > *:nth-child(5) { animation-delay: 0.5s; }

/* ===== UTILITÁRIOS ===== */
.text-gradient {
  background: linear-gradient(135deg, #6C63FF, #00D4AA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-glass {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.shadow-glow-accent {
  box-shadow: 0 0 30px rgba(108, 99, 255, 0.25);
}

/* ===== MODAL ===== */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 3000;
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}

.modal.active {
  display: flex;
  opacity: 1;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: #12121A;
  border: 1px solid rgba(108, 99, 255, 0.2);
  padding: 2.5rem;
  border-radius: 20px;
  max-width: 90vw;
  max-height: 88vh;
  overflow-y: auto;
  transform: scale(0.92);
  transition: transform 0.3s ease;
}

.modal.active .modal-content {
  transform: scale(1);
}

/* ===== NOTIFICAÇÕES ===== */
.notification {
  position: fixed;
  top: 24px;
  right: 24px;
  background: #12121A;
  border: 1px solid rgba(108, 99, 255, 0.2);
  color: #E8E8F0;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transform: translateX(440px);
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: 4000;
}

.notification.show    { transform: translateX(0); }
.notification.success { border-left: 4px solid #00D4AA; }
.notification.error   { border-left: 4px solid #E74C3C; }
.notification.warning { border-left: 4px solid #F59E0B; }

/* ===== TOOLTIP ===== */
.tooltip { position: relative; }

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 110%;
  left: 50%;
  transform: translateX(-50%);
  background: #1A1A26;
  color: #E8E8F0;
  border: 1px solid rgba(108, 99, 255, 0.2);
  padding: 7px 13px;
  border-radius: 8px;
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
  z-index: 1000;
  pointer-events: none;
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-4px);
}

/* ===== PAINEL ADMIN ===== */
.admin-panel {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.92);
  z-index: 2000;
  background: #12121A;
  border: 1px solid rgba(108, 99, 255, 0.2);
  padding: 32px;
  border-radius: 20px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  max-width: 520px;
  width: 90%;
  max-width: 90vw;
}

.admin-panel.active {
  display: block;
  transform: translate(-50%, -50%) scale(1);
}

/* ===== LOGIN CONTAINER ===== */
.login-container {
  max-width: 420px;
  max-width: 90vw;
  margin: 100px auto;
  padding: 2.5rem;
  background: #12121A;
  border: 1px solid rgba(108, 99, 255, 0.15);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  text-align: center;
}

@media (max-width: 480px) {
  .login-container {
    margin: 50px auto;
    padding: 1.5rem;
  }
  
  .admin-panel {
    padding: 1.5rem;
    max-width: 95vw;
  }
}

.login-container h1 {
  margin-bottom: 2rem;
  font-size: 1.8rem;
  color: #E8E8F0;
}

.login-container input {
  width: 100%;
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(108, 99, 255, 0.25);
  border-radius: 10px;
  background: rgba(108, 99, 255, 0.06);
  color: #E8E8F0;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-family: 'Barlow', sans-serif;
}

.login-container input:focus {
  outline: none;
  border-color: #6C63FF;
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.15);
}

.login-container button {
  width: 100%;
  padding: 0.9rem;
  background: linear-gradient(135deg, #6C63FF, #5A52E0);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Oswald', sans-serif;
  letter-spacing: 0.05em;
}

.login-container button:hover {
  background: linear-gradient(135deg, #5A52E0, #4840CC);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(108, 99, 255, 0.35);
}

/* ===== DASHBOARD ADMIN ===== */
.dashboard-container {
  display: flex;
  min-height: 100vh;
  background: #0A0A0F;
}

.sidebar {
  width: 250px;
  background: #12121A;
  border-right: 1px solid rgba(108, 99, 255, 0.1);
  color: #E8E8F0;
  padding: 1.5rem;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.sidebar h2 {
  margin-bottom: 2rem;
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem;
  color: #6C63FF;
}

.sidebar nav a {
  display: block;
  padding: 0.75rem 1rem;
  margin-bottom: 0.4rem;
  color: #9CA3AF;
  border-radius: 10px;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.sidebar nav a:hover {
  background: rgba(108, 99, 255, 0.1);
  color: #6C63FF;
}

.content {
  margin-left: 250px;
  padding: 2rem;
  width: calc(100% - 250px);
  color: #E8E8F0;
}

.content h3 {
  margin-bottom: 1.5rem;
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  color: #E8E8F0;
}

.badge {
  background: rgba(108, 99, 255, 0.2);
  color: #8B83FF;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid rgba(108, 99, 255, 0.2);
}

#alunosTable {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-bottom: 2rem;
}

#alunosTable th {
  background: #1A1A26;
  color: #E8E8F0;
  padding: 1rem;
  text-align: left;
  font-family: 'Oswald', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

#alunosTable td {
  padding: 1rem;
  border-bottom: 1px solid rgba(108, 99, 255, 0.08);
  color: #9CA3AF;
}

#alunosTable tr:hover td { background: rgba(108, 99, 255, 0.04); }

@media (max-width: 768px) {
  .dashboard-container { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: relative; }
  .content { margin-left: 0; width: 100%; padding: 1rem; }
  #alunosTable { display: block; overflow-x: auto; }
}

/* ===== FOOTER OVERRIDES ===== */
footer {
  position: relative;
  z-index: 10;
}

footer a:focus-visible {
  outline: 2px solid #6C63FF;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== DEPOIMENTOS ===== */
.testimonial-card {
  overflow: hidden;
  word-wrap: break-word;
}

@media (min-width: 768px) {
  .testimonial-read-more { display: none !important; }
}

/* ===== BARRA DE PROGRESSO DE SCROLL ===== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #6C63FF, #00D4AA);
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ===== BOTÃO ACTIVE FEEDBACK ===== */
button:active, .btn-primary:active, .btn-secondary:active {
  transform: scale(0.97) !important;
  transition: transform 0.08s ease !important;
}

/* ============================================================
   ESTILOS DO INDEX.HTML — movidos do inline para cá
   ============================================================ */

    /* ===== BASE ===== */
    *, *::before, *::after { box-sizing: border-box; }
    body {
      font-family: 'Barlow', sans-serif;
      overflow-x: hidden;
      transition: background-color 0.4s ease, color 0.4s ease;
    }
    body.dark-mode  { background-color: #0A0A0F; color: #E8E8F0; }
    body.light-mode { background-color: #F8F9FC; color: #1A1A2E; }

    /* ===== SCROLLBAR ===== */
    ::-webkit-scrollbar { width: 6px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb { background: linear-gradient(to bottom,#6C63FF,#00D4AA); border-radius: 3px; }

    /* ===== ANIMATIONS ===== */
    @keyframes float {
      0%,100% { transform: translateY(0); }
      50%      { transform: translateY(-12px); }
    }
    @keyframes gradientShift {
      0%   { background-position: 0% 50%; }
      50%  { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }
    @keyframes pulseGlow {
      0%,100% { box-shadow: 0 0 20px rgba(108,99,255,.3); }
      50%      { box-shadow: 0 0 45px rgba(108,99,255,.7); }
    }
    @keyframes scanline {
      0%   { transform: translateY(-100%); }
      100% { transform: translateY(100vh); }
    }
    @keyframes rotateOrbit {
      from { transform: rotate(0deg) translateX(140px) rotate(0deg); }
      to   { transform: rotate(360deg) translateX(140px) rotate(-360deg); }
    }
    @keyframes rotateOrbit2 {
      from { transform: rotate(180deg) translateX(175px) rotate(-180deg); }
      to   { transform: rotate(540deg) translateX(175px) rotate(-540deg); }
    }
    @keyframes fadeUp {
      from { opacity:0; transform:translateY(32px); }
      to   { opacity:1; transform:translateY(0); }
    }
    @keyframes shimmerMove {
      0%   { left:-100%; }
      100% { left:200%; }
    }
    @keyframes counterUp {
      from { opacity:0; transform:scale(.8); }
      to   { opacity:1; transform:scale(1); }
    }
    @keyframes timelinePulse {
      0%,100% { box-shadow: 0 0 0 0 rgba(108,99,255,.4); }
      50%      { box-shadow: 0 0 0 8px rgba(108,99,255,0); }
    }
    @keyframes progressFill {
      from { width: 0; }
    }

    .animate-float      { animation: float 4s ease-in-out infinite; }
    .animate-gradient   { background-size:200% 200%; animation:gradientShift 4s ease infinite; }
    .animate-pulse-glow { animation:pulseGlow 2.5s ease-in-out infinite; }

    /* ===== REVEAL ===== */
    .reveal {
      opacity:0; transform:translateY(28px);
      transition: opacity .7s cubic-bezier(.25,.46,.45,.94), transform .7s cubic-bezier(.25,.46,.45,.94);
    }
    .reveal.active { opacity:1; transform:translateY(0); }
    .reveal-delay-1 { transition-delay:.12s; }
    .reveal-delay-2 { transition-delay:.24s; }
    .reveal-delay-3 { transition-delay:.36s; }
    .reveal-delay-4 { transition-delay:.48s; }
    .reveal-delay-5 { transition-delay:.6s; }

    /* ===== SCROLL PROGRESS ===== */
    .scroll-progress {
      position:fixed; top:0; left:0;
      width:0%; height:3px;
      background:linear-gradient(90deg,#6C63FF,#00D4AA);
      z-index:9999; transition:width .1s linear;
    }

    /* ===== NAVIGATION ===== */
    .nav-glass {
      background:rgba(10,10,15,.9);
      backdrop-filter:blur(24px);
      border-bottom:1px solid rgba(108,99,255,.1);
    }
    .light-mode .nav-glass {
      background:rgba(248,249,252,.94);
      border-bottom:1px solid rgba(108,99,255,.12);
      box-shadow:0 2px 20px rgba(0,0,0,.06);
    }
    .nav-link {
      position:relative; padding:8px 16px;
      font-weight:500; transition:color .3s; font-size:.9rem;
      letter-spacing:.02em;
    }
    .nav-link::after {
      content:''; position:absolute;
      bottom:0; left:50%; width:0; height:2px;
      background:linear-gradient(90deg,#6C63FF,#00D4AA);
      transition:all .3s; transform:translateX(-50%);
      border-radius:1px;
    }
    .nav-link:hover::after,.nav-link.active::after { width:80%; }
    .nav-link:hover { color:#6C63FF; }

    /* Nav photo avatar */
    .nav-avatar {
      width:36px; height:36px; border-radius:50%;
      object-fit:cover;
      border:2px solid rgba(108,99,255,.5);
      transition:border-color .3s;
    }
    .nav-avatar:hover { border-color:#6C63FF; }

    /* ===== THEME TOGGLE ===== */
    .theme-toggle {
      width:50px; height:26px; border-radius:13px;
      background:#2D2B55; position:relative;
      cursor:pointer; transition:background .3s; border:none; flex-shrink:0;
    }
    .light-mode .theme-toggle { background:#D1D5E0; }
    .theme-toggle::after {
      content:''; position:absolute;
      top:3px; left:3px; width:20px; height:20px;
      border-radius:50%; background:#FFD700;
      transition:all .3s; box-shadow:0 0 8px rgba(255,215,0,.5);
    }
    .light-mode .theme-toggle::after {
      left:27px; background:#FF9500;
      box-shadow:0 0 8px rgba(255,149,0,.5);
    }

    /* ===== MOBILE MENU ===== */
    .mobile-overlay {
      position:fixed; inset:0; background:rgba(0,0,0,.6);
      backdrop-filter:blur(4px); z-index:999;
      opacity:0; pointer-events:none; transition:opacity .35s;
    }
    .mobile-overlay.open { opacity:1; pointer-events:all; }
    .mobile-menu {
      position:fixed; top:0; right:-100%; width:80%; max-width:340px;
      max-width: 85vw;
      height:100vh; z-index:1000;
      transition:right .4s cubic-bezier(.25,.46,.45,.94);
      overflow-y:auto;
    }
    .mobile-menu.open { right:0; }

    /* ===== HERO ===== */
    .hero-gradient {
      background:linear-gradient(135deg,#0A0A0F 0%,#1A1A2E 50%,#0A0A0F 100%);
      position:relative; overflow:hidden;
    }
    .light-mode .hero-gradient {
      background:linear-gradient(135deg,#F8F9FC 0%,#E8EAFF 50%,#F8F9FC 100%);
    }
    .hero-particles {
      position:absolute; inset:0;
      background-image:
        radial-gradient(2px 2px at 20px 30px, rgba(108,99,255,.35), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(0,212,170,.25), transparent),
        radial-gradient(2px 2px at 50px 160px,rgba(108,99,255,.25),transparent),
        radial-gradient(2px 2px at 90px 40px, rgba(0,212,170,.35), transparent),
        radial-gradient(2px 2px at 130px 80px,rgba(108,99,255,.2), transparent),
        radial-gradient(2px 2px at 180px 120px,rgba(0,212,170,.15),transparent);
      background-size:220px 220px;
      animation:float 8s ease-in-out infinite; pointer-events:none;
    }
    .light-mode .hero-particles { display:none; }

    .hero-text-gradient {
      background:linear-gradient(135deg,#6C63FF,#00D4AA,#6C63FF);
      background-size:200% auto;
      -webkit-background-clip:text; -webkit-text-fill-color:transparent;
      background-clip:text; animation:gradientShift 3.5s ease infinite;
    }
    .light-mode .hero-text-gradient {
      background:linear-gradient(135deg,#5A52E0,#00B892,#5A52E0);
      background-size:200% auto;
      -webkit-background-clip:text; -webkit-text-fill-color:transparent;
      background-clip:text; animation:gradientShift 3.5s ease infinite;
    }

    /* Hero photo orbit */
    .hero-photo-wrapper {
      position:relative; display:flex;
      align-items:center; justify-content:center;
    }
    .orbit-ring {
      position:absolute; border-radius:50%;
      border:1px dashed rgba(108,99,255,.25);
    }
    .orbit-ring-1 { width:280px; height:280px; }
    .orbit-ring-2 { width:340px; height:340px; }
    .orbit-badge {
      position:absolute; width:44px; height:44px;
      border-radius:50%; display:flex; align-items:center; justify-content:center;
      font-size:18px; color:#fff;
      box-shadow:0 4px 20px rgba(0,0,0,.3);
    }
    .orbit-badge-1 {
      background:linear-gradient(135deg,#6C63FF,#5A52E0);
      animation:rotateOrbit 12s linear infinite;
    }
    .orbit-badge-2 {
      background:linear-gradient(135deg,#00D4AA,#00B892);
      animation:rotateOrbit2 18s linear infinite;
    }
    .hero-photo-circle {
      width:220px; height:220px;
      border-radius:50%; overflow:hidden;
      border:4px solid rgba(108,99,255,.4);
      box-shadow:0 0 0 8px rgba(108,99,255,.08), 0 30px 80px rgba(0,0,0,.4);
      animation:pulseGlow 3s ease-in-out infinite;
      flex-shrink:0; position:relative; z-index:2;
    }
    @media(min-width:768px) {
      .hero-photo-circle { width:280px; height:280px; }
      .orbit-ring-1 { width:340px; height:340px; }
      .orbit-ring-2 { width:420px; height:420px; }
      .orbit-badge-1 { animation:rotateOrbit 12s linear infinite; }
      .orbit-badge-2 { animation:rotateOrbit2 18s linear infinite; }
    }
    @media(min-width:1024px) {
      .hero-photo-circle { width:340px; height:340px; }
      .orbit-ring-1 { width:420px; height:420px; }
      .orbit-ring-2 { width:520px; height:520px; }
    }

    @media(max-width:480px) {
      .hero-photo-circle { width:180px; height:180px; }
      .orbit-ring-1 { width:240px; height:240px; }
      .orbit-ring-2 { width:300px; height:300px; }
    }
    .hero-photo-circle img {
      width:100%; height:100%; object-fit:cover; object-position:top center;
    }

    /* ===== SECTION TITLES ===== */
    .section-label {
      font-family:'Oswald',sans-serif; font-size:.72rem;
      letter-spacing:.2em; text-transform:uppercase;
      color:#6C63FF; margin-bottom:.5rem; display:block;
    }
    .section-title {
      font-family:'Oswald',sans-serif;
      position:relative; display:inline-block;
    }
    .section-title::after {
      content:''; display:block;
      width:60px; height:4px;
      background:linear-gradient(to right,#6C63FF,#00D4AA);
      margin-top:10px; border-radius:2px;
    }
    .neon-text  { color:#6C63FF; }
    .neon-line  {
      border:none; height:2px;
      background:linear-gradient(to right,#6C63FF,#00D4AA);
      border-radius:1px;
    }

    /* ===== CARDS ===== */
    .card-dark {
      background:linear-gradient(145deg,#12121A,#1A1A26);
      border:1px solid rgba(108,99,255,.1);
      backdrop-filter:blur(10px);
    }
    .light-mode .card-dark {
      background:#FFFFFF; border:1px solid rgba(108,99,255,.15);
      box-shadow:0 4px 20px rgba(0,0,0,.06);
    }
    .card-hover { transition:all .4s cubic-bezier(.25,.46,.45,.94); }
    .card-hover:hover {
      transform:translateY(-6px);
      border-color:rgba(108,99,255,.4);
      box-shadow:0 20px 60px rgba(108,99,255,.15);
    }
    .light-mode .card-hover:hover {
      box-shadow:0 20px 60px rgba(108,99,255,.12),0 4px 12px rgba(0,0,0,.08);
    }

    /* ===== ABOUT PHOTO ===== */
    .about-photo {
      width:100%; max-width:180px;
      max-width: 80vw;
      border-radius:24px;
      overflow:hidden; position:relative;
      box-shadow:0 30px 80px rgba(0,0,0,.4);
    }
    .about-photo img {
      width:100%; display:block; object-fit:cover;
      border-radius:24px;
      max-height:250px;
    }
    .about-photo-badge {
      position:absolute; bottom:10px; left:50%; transform:translateX(-50%);
      background:rgba(10,10,15,.85); backdrop-filter:blur(12px);
      border:1px solid rgba(108,99,255,.3);
      padding:4px 10px; border-radius:50px;
      font-family:'Oswald',sans-serif; font-size:.6rem;
      color:#fff; white-space:nowrap; letter-spacing:.08em;
    }

    @media(min-width:640px) {
      .about-photo {
        max-width:240px;
      }
      .about-photo img {
        max-height:300px;
      }
      .about-photo-badge {
        padding:5px 12px;
        font-size:.65rem;
        bottom:12px;
      }
    }

    @media(min-width:1024px) {
      .about-photo {
        max-width:280px;
      }
      .about-photo img {
        max-height:350px;
      }
      .about-photo-badge {
        padding:6px 14px;
        font-size:.7rem;
        bottom:16px;
      }
    }

    @media(min-width:1280px) {
      .about-photo {
        max-width:320px;
      }
      .about-photo img {
        max-height:400px;
      }
      .about-photo-badge {
        padding:8px 16px;
        font-size:.75rem;
        bottom:20px;
      }
    }

    @media(max-width:480px) {
      .about-photo-badge {
        white-space:normal;
        text-align:center;
        padding:3px 6px;
        font-size:.55rem;
      }
    }
    .about-photo-badge span { color:#00D4AA; }

    /* ===== STATS ===== */
    .stat-card {
      text-align:center; padding:1.5rem 1rem;
      border-radius:16px; position:relative; overflow:hidden;
    }
    .stat-card::before {
      content:''; position:absolute;
      top:0; left:-100%; width:50%; height:100%;
      background:linear-gradient(90deg,transparent,rgba(108,99,255,.08),transparent);
      animation:shimmerMove 3s ease-in-out infinite;
    }
    .stat-number {
      font-family:'Oswald',sans-serif; font-size:2.4rem;
      font-weight:700; line-height:1;
      background:linear-gradient(135deg,#6C63FF,#00D4AA);
      -webkit-background-clip:text; -webkit-text-fill-color:transparent;
      background-clip:text;
    }

    /* ===== SKILLS BARS ===== */
    .skill-bar-track {
      height:6px; background:rgba(108,99,255,.12);
      border-radius:3px; overflow:hidden;
    }
    .skill-bar-fill {
      height:100%; border-radius:3px;
      background:linear-gradient(90deg,#6C63FF,#00D4AA);
      animation:progressFill 1.2s ease-out forwards;
      animation-play-state:paused;
    }
    .skill-bar-fill.animate { animation-play-state:running; }

    /* ===== TIMELINE (FIXED) ===== */
    .timeline-wrap { position:relative; padding-left:2.5rem; max-width:720px; }
    .timeline-wrap::before {
      content:''; position:absolute;
      left:10px; top:8px; bottom:8px; width:2px;
      background:linear-gradient(to bottom,#6C63FF,#00D4AA,rgba(0,212,170,.1));
      border-radius:1px;
    }
    .tl-item {
      position:relative; padding-bottom:2.5rem;
      animation:fadeUp .6s ease-out both;
    }
    .tl-item:last-child { padding-bottom:0; }
    .tl-dot {
      position:absolute; left:-2.1rem; top:6px;
      width:16px; height:16px; border-radius:50%;
      background:#6C63FF; border:3px solid #0A0A0F;
      z-index:2; transition:all .3s;
      animation:timelinePulse 2.5s ease-in-out infinite;
    }
    .light-mode .tl-dot { border-color:#F8F9FC; }
    .tl-item:hover .tl-dot {
      transform:scale(1.4);
      box-shadow:0 0 0 6px rgba(108,99,255,.2);
    }
    .tl-dot.secondary { background:#00D4AA; animation-delay:.8s; }
    .tl-year {
      font-family:'Oswald',sans-serif; font-size:.75rem;
      letter-spacing:.15em; text-transform:uppercase;
      margin-bottom:.5rem; font-weight:500;
    }
    .tl-year.accent  { color:#6C63FF; }
    .tl-year.silver  { color:#9CA3AF; }
    .tl-title { font-size:1.1rem; font-weight:600; margin-bottom:.25rem; }
    .tl-role  { font-size:.82rem; color:#9CA3AF; margin-bottom:.6rem; font-style:italic; }
    .tl-desc  { font-size:.85rem; color:#6B7280; line-height:1.65; }
    .light-mode .tl-role { color:#6B7280; }
    .light-mode .tl-desc { color:#9CA3AF; }
    .tl-card {
      background:linear-gradient(145deg,rgba(18,18,26,.8),rgba(26,26,38,.6));
      border:1px solid rgba(108,99,255,.08);
      border-radius:14px; padding:1.1rem 1.2rem;
      transition:all .35s; position:relative; overflow:hidden;
    }
    .tl-card::before {
      content:''; position:absolute;
      left:0; top:0; bottom:0; width:3px;
      background:linear-gradient(to bottom,#6C63FF,#00D4AA);
      border-radius:2px 0 0 2px; opacity:0;
      transition:opacity .3s;
    }
    .tl-item:hover .tl-card { border-color:rgba(108,99,255,.25); }
    .tl-item:hover .tl-card::before { opacity:1; }
    .light-mode .tl-card {
      background:#fff; border-color:rgba(108,99,255,.12);
      box-shadow:0 2px 12px rgba(0,0,0,.05);
    }
    #timelineCarousel { isolation:isolate; }
    #tlTrack {
      display:flex;
      width:100%;
      align-items:stretch;
      transition:transform .5s cubic-bezier(.25,.46,.45,.94);
      will-change:transform;
    }
    .tl-slide {
      flex:0 0 100%;
      max-width:100%;
      min-width:100%;
      display:flex;
    }
    .tl-slide .tl-card {
      width:100%;
      min-height:110px;
      padding:0.6rem 0.8rem;
    }
    .tl-slide-icon {
      width:32px; height:32px; border-radius:8px;
      flex:0 0 32px; display:flex; align-items:center; justify-content:center;
      background:linear-gradient(135deg,rgba(108,99,255,.18),rgba(0,212,170,.08));
      color:#6C63FF; font-size:14px;
    }
    .tl-slide-icon.secondary {
      color:#00D4AA;
      background:linear-gradient(135deg,rgba(0,212,170,.16),rgba(108,99,255,.08));
    }
    .tl-title { font-size:0.9rem; font-weight:600; margin-bottom:.1rem; }
    .tl-role  { font-size:.65rem; color:#9CA3AF; margin-bottom:.3rem; font-style:italic; }
    .tl-desc  { font-size:.7rem; color:#6B7280; line-height:1.3; }
    .tl-year {
      font-family:'Oswald',sans-serif; font-size:.6rem;
      letter-spacing:.08em; text-transform:uppercase;
      margin-bottom:.25rem; font-weight:500;
    }
    @media(min-width:480px) {
      .tl-slide .tl-card {
        min-height:120px;
        padding:0.7rem 0.9rem;
      }
      .tl-slide-icon {
        width:36px; height:36px; border-radius:10px;
        flex:0 0 36px; font-size:16px;
      }
      .tl-title { font-size:0.95rem; margin-bottom:.15rem; }
      .tl-role  { font-size:.7rem; margin-bottom:.4rem; }
      .tl-desc  { font-size:.75rem; line-height:1.4; }
      .tl-year {
        font-size:.65rem;
        letter-spacing:.1em;
        margin-bottom:.3rem;
      }
    }
    @media(min-width:640px) {
      .tl-slide .tl-card {
        min-height:140px;
        padding:0.85rem 1rem;
      }
      .tl-slide-icon {
        width:40px; height:40px; border-radius:12px;
        flex:0 0 40px; font-size:18px;
      }
      .tl-title { font-size:1rem; margin-bottom:.2rem; }
      .tl-role  { font-size:.75rem; margin-bottom:.5rem; }
      .tl-desc  { font-size:.8rem; line-height:1.5; }
      .tl-year {
        font-size:.7rem;
        letter-spacing:.12em;
        margin-bottom:.4rem;
      }
    }
    @media(min-width:768px) {
      .tl-slide .tl-card {
        min-height:168px;
        padding:1.1rem 1.2rem;
      }
      .tl-slide-icon {
        width:48px; height:48px; border-radius:14px;
        flex:0 0 48px; font-size:20px;
      }
      .tl-title { font-size:1.1rem; margin-bottom:.25rem; }
      .tl-role  { font-size:.82rem; margin-bottom:.6rem; }
      .tl-desc  { font-size:.85rem; line-height:1.65; }
      .tl-year {
        font-size:.75rem;
        letter-spacing:.15em;
        margin-bottom:.5rem;
      }
    }
    @media(min-width:1024px) {
      .tl-slide .tl-card {
        min-height:180px;
        padding:1.2rem 1.4rem;
      }
      .tl-slide-icon {
        width:52px; height:52px; border-radius:16px;
        flex:0 0 52px; font-size:22px;
      }
      .tl-title { font-size:1.15rem; margin-bottom:.3rem; }
      .tl-role  { font-size:.85rem; margin-bottom:.65rem; }
      .tl-desc  { font-size:.9rem; line-height:1.7; }
      .tl-year {
        font-size:.78rem;
        letter-spacing:.16em;
        margin-bottom:.55rem;
      }
    }
    @media(min-width:1280px) {
      .tl-slide .tl-card {
        min-height:200px;
        padding:1.4rem 1.6rem;
      }
      .tl-slide-icon {
        width:56px; height:56px; border-radius:18px;
        flex:0 0 56px; font-size:24px;
      }
      .tl-title { font-size:1.2rem; margin-bottom:.35rem; }
      .tl-role  { font-size:.88rem; margin-bottom:.7rem; }
      .tl-desc  { font-size:.95rem; line-height:1.75; }
      .tl-year {
        font-size:.8rem;
        letter-spacing:.18em;
        margin-bottom:.6rem;
      }
    }

    /* ===== SERVICE ICON ===== */
    .service-icon {
      width:68px; height:68px; border-radius:18px;
      display:flex; align-items:center; justify-content:center;
      font-size:26px;
      background:linear-gradient(135deg,rgba(108,99,255,.14),rgba(0,212,170,.08));
      color:#6C63FF; transition:all .4s;
    }
    .card-hover:hover .service-icon {
      background:linear-gradient(135deg,#6C63FF,#00D4AA);
      color:#fff; transform:scale(1.1) rotate(5deg);
    }

    /* ===== PROCESS ===== */
    .process-card {
      position:relative; overflow:hidden;
      border-radius:20px; padding:2rem 1.5rem;
      text-align:center; transition:all .4s;
    }
    .process-card:hover { transform:translateY(-6px); }
    .process-number {
      font-family:'Oswald',sans-serif; font-size:3rem;
      font-weight:700; line-height:1;
      background:linear-gradient(135deg,rgba(108,99,255,.15),rgba(0,212,170,.1));
      -webkit-background-clip:text; -webkit-text-fill-color:transparent;
      background-clip:text; margin-bottom:.5rem;
      position:absolute; top:10px; right:16px;
      pointer-events:none;
    }
    .process-icon {
      width:60px; height:60px; border-radius:50%;
      background:linear-gradient(135deg,#6C63FF,#00D4AA);
      display:flex; align-items:center; justify-content:center;
      font-size:24px; color:#fff; margin:0 auto 1rem;
      box-shadow:0 8px 25px rgba(108,99,255,.3);
      transition:all .4s;
    }
    .process-card:hover .process-icon {
      transform:scale(1.1);
      box-shadow:0 12px 35px rgba(108,99,255,.45);
    }
    .process-connector {
      position:absolute; top:50%; right:-1px;
      width:24px; height:2px;
      background:linear-gradient(to right,#6C63FF,#00D4AA);
    }

    /* ===== LIVRO / DOWNLOAD COUNTER ===== */
    .book-cover {
      background:linear-gradient(145deg,#12121A,#1A1A26);
      border:1px solid rgba(108,99,255,.2);
      border-radius:20px; padding:2rem 1.5rem;
      text-align:center; position:relative; overflow:hidden;
      box-shadow:0 20px 60px rgba(90,82,224,.2);
    }
    .book-cover::before {
      content:''; position:absolute;
      top:-50%; left:-50%; width:200%; height:200%;
      background:radial-gradient(circle,rgba(108,99,255,.08) 0%,transparent 60%);
      animation:float 8s ease-in-out infinite; pointer-events:none;
    }
    .download-counter-box {
      display:inline-flex; align-items:center; gap:12px;
      background:rgba(0,212,170,.06);
      border:1px solid rgba(0,212,170,.2);
      border-radius:50px; padding:10px 20px;
      margin-top:1rem;
    }
    .download-counter-num {
      font-family:'Oswald',sans-serif; font-size:1.4rem;
      font-weight:700; color:#00D4AA;
      animation:counterUp .6s ease-out;
    }
    .download-counter-label {
      font-size:.8rem; color:#9CA3AF;
      letter-spacing:.05em;
    }

    /* ===== TAGS ===== */
    .tag {
      display:inline-block; padding:5px 14px; border-radius:20px;
      font-size:.78rem; font-weight:500;
      background:rgba(108,99,255,.08);
      border:1px solid rgba(108,99,255,.2); color:#8B83FF;
      transition:all .25s;
    }
    .tag:hover { background:rgba(108,99,255,.16); border-color:rgba(108,99,255,.4); }
    .tag-accent { background:rgba(108,99,255,.14); color:#8B83FF; border-color:rgba(108,99,255,.28); }
    .tag-green  { background:rgba(0,212,170,.1);   color:#00D4AA; border-color:rgba(0,212,170,.25); }
    .light-mode .tag        { color:#5A52E0; border-color:rgba(90,82,224,.25); background:rgba(90,82,224,.07); }
    .light-mode .tag-accent { color:#5A52E0; background:rgba(90,82,224,.12); }
    .light-mode .tag-green  { color:#00B892; background:rgba(0,184,146,.1); }

    /* ===== TESTIMONIAL ===== */
    .testimonial-card { position:relative; overflow:hidden; word-wrap:break-word; }
    .testimonial-card::before {
      content:'\201C'; font-family:Georgia,serif;
      font-size:90px; color:rgba(108,99,255,.1);
      position:absolute; top:-10px; left:16px;
      line-height:1; pointer-events:none;
    }
    .testi-avatar {
      width:44px; height:44px; border-radius:50%;
      object-fit:cover; border:2px solid rgba(108,99,255,.4);
    }
    .testi-avatar-fallback {
      width:44px; height:44px; border-radius:50%;
      display:flex; align-items:center; justify-content:center;
      font-weight:700; font-size:.9rem; color:#fff;
      flex-shrink:0;
    }

    /* ===== BUTTONS ===== */
    .btn-primary {
      background:linear-gradient(135deg,#6C63FF,#5A52E0);
      color:#fff; padding:13px 32px; border-radius:50px;
      font-weight:600; transition:all .3s;
      display:inline-flex; align-items:center; gap:8px;
      border:none; cursor:pointer;
      font-family:'Barlow',sans-serif; font-size:1rem;
      text-decoration:none; letter-spacing:.02em;
    }
    .btn-primary:hover {
      transform:translateY(-2px);
      box-shadow:0 10px 35px rgba(108,99,255,.45);
    }
    .btn-secondary {
      background:transparent; color:#6C63FF;
      padding:13px 32px; border-radius:50px; font-weight:600;
      border:2px solid #6C63FF; transition:all .3s;
      display:inline-flex; align-items:center; gap:8px;
      cursor:pointer; font-family:'Barlow',sans-serif;
      font-size:1rem; text-decoration:none;
    }
    .btn-secondary:hover {
      background:#6C63FF; color:#fff; transform:translateY(-2px);
    }
    .light-mode .btn-secondary { color:#5A52E0; border-color:#5A52E0; }
    .light-mode .btn-secondary:hover { background:#5A52E0; color:#fff; }
    .btn-neon {
      display:inline-flex; align-items:center; gap:8px;
      background:linear-gradient(135deg,#6C63FF,#5A52E0);
      color:#fff; padding:13px 28px; border-radius:50px;
      font-weight:600; font-family:'Barlow',sans-serif;
      font-size:1rem; text-decoration:none; transition:all .3s;
      border:none; cursor:pointer;
    }
    .btn-neon:hover {
      transform:translateY(-2px);
      box-shadow:0 10px 35px rgba(108,99,255,.45);
    }

    /* ===== FORM ===== */
    .form-input {
      background:linear-gradient(145deg,rgba(18,18,26,.96),rgba(26,26,38,.9));
      border:1px solid rgba(108,99,255,.28);
      border-radius:12px; padding:14px 18px;
      color:#E8E8F0; font-family:'Barlow',sans-serif;
      font-size:16px; width:100%; transition:all .3s;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .form-input::placeholder { color:#6B7280; opacity:1; }
    .form-input:focus {
      outline:none; border-color:#00D4AA;
      background:linear-gradient(145deg,rgba(20,20,30,.98),rgba(30,30,44,.94));
      box-shadow:0 0 0 3px rgba(0,212,170,.12),0 0 24px rgba(108,99,255,.16);
    }
    .dark-mode #contact .card-dark {
      background:linear-gradient(145deg,rgba(18,18,26,.94),rgba(12,12,18,.98));
      border:1px solid rgba(108,99,255,.18);
      box-shadow:0 18px 50px rgba(0,0,0,.28);
    }
    .dark-mode #contact label { color:#D7D7E4!important; }
    .light-mode .form-input {
      background:#fff; border:1px solid #D1D5E0; color:#1A1A2E;
    }
    .light-mode .form-input:focus {
      border-color:#6C63FF; box-shadow:0 0 15px rgba(108,99,255,.1);
    }

    /* ===== TOAST ===== */
    .toast {
      position:fixed; bottom:30px; right:30px;
      padding:16px 28px; border-radius:12px; color:#fff;
      font-weight:500; z-index:9999;
      transform:translateY(100px); opacity:0;
      transition:all .4s cubic-bezier(.25,.46,.45,.94);
      font-family:'Barlow',sans-serif;
    }
    .toast.show         { transform:translateY(0); opacity:1; }
    .toast-success      { background:linear-gradient(135deg,#00B892,#00D4AA); }
    .toast-error        { background:linear-gradient(135deg,#E74C3C,#FF6B6B); }
    .toast-info         { background:linear-gradient(135deg,#6C63FF,#8B83FF); }

    /* ===== BACK TO TOP ===== */
    .back-to-top {
      position:fixed; bottom:30px; left:30px;
      width:48px; height:48px; border-radius:50%;
      background:linear-gradient(135deg,#6C63FF,#5A52E0);
      color:#fff; display:flex; align-items:center; justify-content:center;
      font-size:18px; cursor:pointer; z-index:99;
      opacity:0; transform:translateY(20px); transition:all .3s; border:none;
    }
    .back-to-top.visible { opacity:1; transform:translateY(0); }
    .back-to-top:hover   { transform:translateY(-4px); box-shadow:0 8px 25px rgba(108,99,255,.45); }

    /* ===== CAROUSEL ===== */
    .carousel-container { overflow:hidden; position:relative; }
    .carousel-track     { display:flex; transition:transform .5s cubic-bezier(.25,.46,.45,.94); }
    .carousel-slide     { min-width:100%; padding:0 10px; }
    .carousel-dot {
      width:12px; height:12px; border-radius:50%;
      border:2px solid #6C63FF; background:transparent;
      cursor:pointer; transition:all .3s;
    }
    .carousel-dot.active { background:#6C63FF; transform:scale(1.2); }

    /* ===== BOOK surface vars ===== */
    .bg-surface-2 { background:rgba(18,18,26,.7); }
    .border-border { border-color:rgba(108,99,255,.12); }
    .light-mode .bg-surface-2  { background:#F3F4F6; }
    .light-mode .border-border { border-color:#E5E7EB; }

    .text-neon    { color:#6C63FF; }
    .text         { color:#E8E8F0; }
    .text-silver  { color:#9CA3AF; }
    .text-silver-dark { color:#6B7280; }
    .light-mode .text         { color:#1A1A2E; }
    .light-mode .text-silver  { color:#4B5563; }
    .light-mode .text-silver-dark { color:#6B7280; }

    /* ===== LIGHT MODE OVERRIDES ===== */
    .light-mode .text-gray-300 { color:#4B5563!important; }
    .light-mode .text-gray-400 { color:#6B7280!important; }
    .light-mode .text-gray-500 { color:#9CA3AF!important; }
    .light-mode .timeline-wrap::before { opacity:.35; }

    /* ===== RESPONSIVE ===== */
    @media(max-width:768px) {
      .hero-text-gradient { font-size:2.6rem!important; }
      .section-title      { font-size:2rem!important; }
      .process-connector  { display:none; }
    }

    /* ===== WHY-ME ICON ===== */
    .why-icon {
      font-size:2.2rem; margin-bottom:1rem;
      background:linear-gradient(135deg,#6C63FF,#00D4AA);
      -webkit-background-clip:text; -webkit-text-fill-color:transparent;
      background-clip:text; display:inline-block;
    }

    /* ===== FOOTER ===== */
    footer { position:relative; z-index:10; }
    footer a:focus-visible { outline:2px solid #6C63FF; outline-offset:2px; border-radius:4px; }

    /* ===== GALLERY BADGE ===== */
    .gallery-badge {
      display:inline-flex; padding:3px 10px; border-radius:20px;
      font-size:.75rem; font-weight:600;
    }

    /* Active feedback */
    button:active,.btn-primary:active,.btn-secondary:active {
      transform:scale(.97)!important; transition:transform .08s ease!important;
    }

    /* Acessibilidade */
    .sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible {
      outline:2px solid #6C63FF; outline-offset:3px; border-radius:4px;
    }

    /* ===== TIMELINE CAROUSEL ===== */
    .tl-slide-icon {
      width: 48px; height: 48px; border-radius: 14px; flex-shrink: 0;
      background: linear-gradient(135deg, rgba(108,99,255,.18), rgba(0,212,170,.1));
      display: flex; align-items: center; justify-content: center;
      font-size: 20px; color: #6C63FF;
    }
    .tl-slide-icon.secondary { color: #00D4AA; background: linear-gradient(135deg, rgba(0,212,170,.15), rgba(108,99,255,.08)); }
    #tlTrack { will-change: transform; }
    .tl-slide { box-sizing: border-box; }