/* =====================================================
   Note.Ia — Landing Page CSS
   Tema escuro · Brand Book v1.0
   ===================================================== */

/* ===== AURORA BACKGROUND (landing) ===== */

.l-atmos {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.l-aurora {
  position: absolute;
  width: 55vw;
  height: 55vw;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.25;
  mix-blend-mode: screen;
  will-change: transform;
}

.l-aurora.a1 {
  background: radial-gradient(circle, rgba(212,255,58,0.55) 0%, transparent 60%);
  top: -20vw; left: -10vw;
  animation: l-drift1 28s ease-in-out infinite alternate;
}

.l-aurora.a2 {
  background: radial-gradient(circle, rgba(80,80,220,0.45) 0%, transparent 60%);
  bottom: -25vw; right: -15vw;
  animation: l-drift2 36s ease-in-out infinite alternate;
}

.l-aurora.a3 {
  background: radial-gradient(circle, rgba(0,190,170,0.35) 0%, transparent 60%);
  top: 50vh; left: 55vw;
  animation: l-drift3 44s ease-in-out infinite alternate;
}

@keyframes l-drift1 { from{transform:translate(0,0) scale(1)} to{transform:translate(8vw,6vh) scale(1.15)} }
@keyframes l-drift2 { from{transform:translate(0,0) scale(1)} to{transform:translate(-8vw,-4vh) scale(1.2)} }
@keyframes l-drift3 { from{transform:translate(-15vw,0) scale(.9)} to{transform:translate(5vw,4vh) scale(1.1)} }

/* ===== NAVBAR ===== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  background: color-mix(in srgb, var(--ink) 75%, transparent);
  border-bottom: 1px solid var(--line-soft);
}

/* Fallback para navegadores sem color-mix */
@supports not (background: color-mix(in srgb, red 50%, blue)) {
  .navbar { background: rgba(11,11,12,0.82); }
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--espaco-6);
  gap: var(--espaco-4);
}

.navbar-logo {
  font-family: var(--fonte-serif);
  font-size: 22px;
  letter-spacing: -0.025em;
  color: var(--paper);
  flex-shrink: 0;
}

.navbar-logo-ponto { color: var(--accent); }
.navbar-logo-ia    { font-style: italic; }

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--espaco-6);
}

.navbar-links a {
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper-mute);
  transition: color 0.2s;
}

.navbar-links a:hover {
  color: var(--paper);
}

.navbar-acoes {
  display: flex;
  align-items: center;
  gap: var(--espaco-2);
  flex-shrink: 0;
}

/* ===== HERO ===== */

.hero {
  padding: 180px var(--espaco-6) 100px;
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--espaco-2);
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-mute);
  padding: 7px 16px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(10px);
  margin-bottom: var(--espaco-6);
}

.hero-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,255,58,0.5); }
  50%       { box-shadow: 0 0 0 8px rgba(212,255,58,0); }
}

.hero-titulo {
  font-family: var(--fonte-serif);
  font-size: clamp(52px, 9vw, 100px);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--paper);
  margin-bottom: var(--espaco-6);
}

.hero-titulo em {
  font-style: italic;
  color: var(--accent);
}

.hero-subtitulo {
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--paper-dim);
  max-width: 560px;
  margin: 0 auto var(--espaco-8);
  line-height: 1.6;
}

.hero-acoes {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--espaco-3);
  flex-wrap: wrap;
  margin-bottom: var(--espaco-4);
}

.hero-aviso {
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper-mute);
}

/* ===== APP PREVIEW ===== */

.hero-preview {
  max-width: 900px;
  margin: 0 auto var(--espaco-16);
  padding: 0 var(--espaco-6);
  position: relative;
  z-index: 2;
}

.hero-preview-inner {
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015) 60%);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.07),
    0 60px 120px -40px rgba(0,0,0,0.9),
    0 0 0 1px rgba(0,0,0,0.3);
  border-radius: 16px;
  overflow: hidden;
}

.preview-barra {
  display: flex;
  align-items: center;
  gap: var(--espaco-3);
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(0,0,0,0.2);
}

.preview-dots {
  display: flex;
  gap: 6px;
}

.preview-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
}

.preview-url {
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--paper-mute);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: var(--espaco-3);
}

.preview-corpo {
  padding: var(--espaco-4) var(--espaco-5);
  display: flex;
  flex-direction: column;
  gap: var(--espaco-3);
}

.preview-nova {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: var(--espaco-4) var(--espaco-5);
}

.preview-nova-input {
  font-size: 14px;
  color: var(--paper-mute);
  margin-bottom: var(--espaco-3);
  padding-bottom: var(--espaco-3);
  border-bottom: 1px solid var(--line-soft);
}

.preview-nova-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-anotacao {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: var(--espaco-4) var(--espaco-5);
}

.preview-anotacao-meta {
  display: flex;
  align-items: center;
  gap: var(--espaco-2);
  margin-bottom: var(--espaco-2);
}

.preview-hora {
  font-family: var(--fonte-mono);
  font-size: 10px;
  color: var(--paper-mute);
  letter-spacing: 0.08em;
}

.preview-texto {
  font-size: 13px;
  color: var(--paper-dim);
  line-height: 1.55;
}

/* ===== SEÇÕES GENÉRICAS ===== */

.secao {
  padding: 120px var(--espaco-6);
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.secao-inner {
  max-width: 640px;
  margin: 0 auto var(--espaco-12);
  text-align: center;
}

.secao-kicker {
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--espaco-3);
  display: block;
}

.secao-titulo {
  font-family: var(--fonte-serif);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--paper);
  margin-bottom: var(--espaco-4);
}

.secao-titulo em {
  font-style: italic;
  color: var(--accent);
}

.secao-descricao {
  font-size: 16px;
  color: var(--paper-dim);
  line-height: 1.6;
  max-width: 520px;
  margin: 0 auto;
}

/* ===== MARQUEE ===== */

.marquee {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
  padding: 18px 0;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(10px);
}

.marquee-track {
  display: flex;
  gap: 80px;
  white-space: nowrap;
  animation: marquee-scroll 40s linear infinite;
  font-family: var(--fonte-serif);
  font-style: italic;
  font-size: 28px;
  color: var(--paper-dim);
}

.marquee-track span {
  display: inline-flex;
  align-items: center;
  gap: 80px;
}

.marquee-track em {
  color: var(--accent);
  font-style: normal;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ===== FEATURES GRID ===== */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01) 70%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
  border-radius: 14px;
  padding: 28px;
  transition: transform 0.35s cubic-bezier(0.2,0.7,0.2,1), border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  width: 40%;
  height: 40%;
  right: -10%;
  bottom: -10%;
  background: radial-gradient(circle, rgba(212,255,58,0.12), transparent 70%);
  filter: blur(30px);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212,255,58,0.2);
}

.feature-card:hover::after {
  opacity: 1;
}

.feature-icone {
  width: 40px;
  height: 40px;
  background: rgba(212,255,58,0.1);
  border: 1px solid rgba(212,255,58,0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: var(--espaco-4);
}

.feature-card h3 {
  font-size: 16px;
  font-weight: var(--peso-semibold);
  color: var(--paper);
  margin-bottom: var(--espaco-2);
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 14px;
  color: var(--paper-mute);
  line-height: 1.6;
}

/* ===== PLANOS ===== */

.planos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: start;
}

.plano-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
  border-radius: 16px;
  padding: 28px;
  position: relative;
}

.plano-destaque {
  border-color: rgba(212,255,58,0.25);
  background: linear-gradient(160deg, rgba(212,255,58,0.08), rgba(212,255,58,0.02));
  transform: scale(1.03);
}

.plano-popular {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--ink);
  font-family: var(--fonte-mono);
  font-size: 10px;
  font-weight: var(--peso-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.plano-header {
  margin-bottom: var(--espaco-4);
}

.plano-nome {
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-mute);
  margin-bottom: var(--espaco-2);
}

.plano-preco {
  font-family: var(--fonte-serif);
  font-size: 52px;
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--paper);
  display: flex;
  align-items: flex-start;
  gap: 4px;
}

.plano-cifrao {
  font-size: 20px;
  margin-top: 10px;
  color: var(--paper-mute);
  font-family: var(--fonte-principal);
}

.plano-periodo {
  font-family: var(--fonte-mono);
  font-size: 13px;
  color: var(--paper-mute);
  margin-top: auto;
  margin-bottom: 8px;
  font-weight: 400;
}

.plano-descricao {
  font-size: 13px;
  color: var(--paper-mute);
  margin-bottom: var(--espaco-5);
  line-height: 1.5;
}

.plano-lista {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--espaco-2);
  margin-bottom: var(--espaco-6);
}

.plano-lista li {
  font-size: 14px;
  color: var(--paper-dim);
  display: flex;
  align-items: center;
  gap: var(--espaco-2);
}

.plano-lista li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.planos-trial {
  text-align: center;
  margin-top: var(--espaco-6);
  font-family: var(--fonte-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper-mute);
}

.planos-trial strong {
  color: var(--accent);
}

/* ===== FAQ ===== */

.faq-lista {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  overflow: hidden;
  backdrop-filter: blur(16px);
}

.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-pergunta {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--espaco-4);
  padding: var(--espaco-5) var(--espaco-6);
  text-align: left;
  font-size: 15px;
  font-weight: var(--peso-medium);
  color: var(--paper);
  background: rgba(255,255,255,0.03);
  transition: background 0.2s;
  cursor: pointer;
}

.faq-pergunta:hover {
  background: rgba(255,255,255,0.06);
}

.faq-icone {
  flex-shrink: 0;
  color: var(--paper-mute);
  transition: transform 0.3s ease;
}

.faq-item.aberto .faq-icone {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-resposta {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.2, 0.7, 0.2, 1), padding 0.3s;
  font-size: 14px;
  color: var(--paper-dim);
  line-height: 1.7;
  padding: 0 var(--espaco-6);
}

.faq-item.aberto .faq-resposta {
  max-height: 300px;
  padding: 0 var(--espaco-6) var(--espaco-5);
}

/* ===== CTA FINAL ===== */

.cta-final {
  padding: 120px var(--espaco-6);
  text-align: center;
  position: relative;
  z-index: 2;
}

.cta-inner {
  max-width: 720px;
  margin: 0 auto;
}

.cta-titulo {
  font-family: var(--fonte-serif);
  font-size: clamp(38px, 5.5vw, 64px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--paper);
  margin-bottom: var(--espaco-8);
}

.cta-titulo em {
  font-style: italic;
  color: var(--accent);
}

/* ===== FOOTER ===== */

.footer {
  border-top: 1px solid var(--line-soft);
  padding: var(--espaco-12) var(--espaco-6) var(--espaco-8);
  position: relative;
  z-index: 2;
  background: rgba(11,11,12,0.6);
  backdrop-filter: blur(20px);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto var(--espaco-8);
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--espaco-12);
  align-items: start;
}

.footer-logo {
  font-family: var(--fonte-serif);
  font-size: 48px;
  letter-spacing: -0.03em;
  color: var(--paper);
  line-height: 1;
  margin-bottom: var(--espaco-3);
}

.footer-logo span { color: var(--accent); }
.footer-logo em   { font-style: italic; }

.footer-marca p {
  font-size: 13px;
  color: var(--paper-mute);
  max-width: 240px;
  line-height: 1.6;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--espaco-6);
}

.footer-col h6 {
  font-family: var(--fonte-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper-mute);
  margin-bottom: var(--espaco-3);
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: var(--paper-dim);
  margin-bottom: var(--espaco-2);
  transition: color 0.15s;
}

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

.footer-base {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line-soft);
  padding-top: var(--espaco-5);
  font-family: var(--fonte-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-mute);
}

/* ===== SCROLL REVEAL ===== */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.9s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal.in {
  opacity: 1;
  transform: none;
}

/* ===== LANDING RESPONSIVO ===== */

@media (max-width: 900px) {
  .features-grid,
  .planos-grid { grid-template-columns: repeat(2, 1fr); }
  .plano-destaque { transform: none; }
  .footer-inner  { grid-template-columns: 1fr; gap: var(--espaco-8); }
  .footer-links  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .hero { padding-top: 120px; }
  .hero-titulo { font-size: clamp(40px, 12vw, 70px); }
  .secao       { padding: 80px var(--espaco-4); }
  .features-grid,
  .planos-grid { grid-template-columns: 1fr; }
  .marquee-track { font-size: 22px; gap: 48px; }
  .marquee-track span { gap: 48px; }
  .footer-links  { grid-template-columns: 1fr; }
  .footer-base   { flex-direction: column; gap: var(--espaco-2); text-align: center; }
  .cta-final     { padding: 80px var(--espaco-4); }
}