/* ===== Variáveis e reset (paleta TALMAK: laranja, branco, preto) ===== */
:root {
  --bg-dark: #080808;
  --bg-card: #0f0f0f;
  --bg-elevated: #161616;
  --text: #f0f0f0;
  --text-muted: #9a9a9a;
  --accent: #d97642;
  --accent-strong: #e07c3c;
  --accent-dim: rgba(217, 118, 66, 0.12);
  --accent-glow: rgba(217, 118, 66, 0.18);
  --border: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(217, 118, 66, 0.12);
  --gradient-1: linear-gradient(135deg, #e07c3c 0%, #c45c2c 50%, #9a4a22 100%);
  --gradient-mesh: radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-dim), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(217, 118, 66, 0.06), transparent),
    radial-gradient(ellipse 50% 30% at 0% 50%, rgba(217, 118, 66, 0.04), transparent);
  --font-sans: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}
a,
button,
[type="submit"],
[type="button"],
.nav-link,
.logo,
.social-link,
.menu-toggle {
  cursor: pointer;
}

/* ===== Noise overlay ===== */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 1.5rem;
  background: rgba(8, 8, 8, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text);
}
.logo-img {
  display: block;
  height: 40px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
}
.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}
.nav-link:hover { color: var(--text); }
.nav-cta {
  color: var(--accent);
}
.nav-cta:hover { color: var(--accent); filter: brightness(1.1); }
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}

/* ===== Container ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 4rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-mesh);
  pointer-events: none;
}
.hero-slider-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url(images/slider.png);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-slider-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(8, 8, 8, 0.5) 0%, rgba(8, 8, 8, 0.82) 100%);
  pointer-events: none;
}
.grid-bg {
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
  opacity: 0.5;
}
.glow {
  position: absolute;
  z-index: 2;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
}
.glow-1 { width: 400px; height: 400px; background: var(--accent-glow); top: -100px; right: -100px; }
.glow-2 { width: 300px; height: 300px; background: rgba(217, 118, 66, 0.1); bottom: 10%; left: -80px; }
.hero-content {
  position: relative;
  z-index: 10;
  text-align: left;
  pointer-events: auto;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  animation: fadeUp 0.6s ease forwards;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 1.25rem;
  letter-spacing: -0.02em;
  animation: fadeUp 0.6s 0.1s ease forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}
.hero-title .highlight {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 0 2rem;
  animation: fadeUp 0.6s 0.2s ease forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  animation: fadeUp 0.6s 0.3s ease forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--gradient-1);
  color: var(--bg-dark);
  border: none;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover { box-shadow: 0 8px 30px var(--accent-glow); }
.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-large { padding: 1rem 2rem; font-size: 1rem; }
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s ease-in-out infinite;
}
.scroll-line {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  border-radius: 2px;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
  position: relative;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin: 0 0 2rem;
  text-align: center;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.section-title .highlight {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Value props ===== */
.value-props { background: var(--bg-card); }
.value-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.value-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition);
}
.value-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}
.value-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  color: var(--accent);
}
.value-icon svg { width: 100%; height: 100%; }
.value-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.value-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===== Tech list ===== */
.tech { background: var(--bg-dark); }
.tech-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.tech-feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition);
}
.tech-feature:hover { border-color: var(--border-accent); }
.tech-feature-img {
  aspect-ratio: 4/3;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.tech-feature-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.tech-feature-desc {
  padding: 1.25rem 1.5rem;
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.tech-more-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--text);
}
.tech-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1rem;
}
.tech-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: border-color var(--transition);
}
.tech-item:hover { border-color: var(--border-accent); }
.tech-bullet {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 0.5rem;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
}

/* ===== Video ===== */
.video-section { background: var(--bg-card); }
.video-wrapper {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.video-wrapper::before {
  content: '';
  display: block;
  padding-top: 56.25%;
}
.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* ===== Problem ===== */
.problem { background: var(--bg-dark); }
.problem-content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.problem-text {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

/* ===== Produtos ===== */
.produtos { background: var(--bg-card); }
.produtos-intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}
.produto-card {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition);
}
.produto-card:hover { border-color: var(--border-accent); }
.produto-card--destaque {
  grid-template-columns: 1fr 1fr;
  align-items: center;
}
.produto-card-img {
  aspect-ratio: 4/3;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.produto-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.produto-card-body { padding: 2rem; }
.produto-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--text);
}
.produto-card-desc {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
.produto-card--monitoramento {
  grid-template-columns: 1fr;
  padding: 2rem;
}
.produto-features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}
.produto-features li {
  padding: 0.6rem 0;
  padding-left: 1.25rem;
  position: relative;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  border-bottom: 1px solid var(--border);
}
.produto-features li:last-child { border-bottom: none; }
.produto-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1rem;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
.produto-features strong { color: var(--text); }
.produto-clientes {
  text-align: center;
  padding: 2rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.produto-clientes-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 1.5rem;
  color: var(--text);
}
.produto-clientes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.produto-cliente-item h4 {
  font-size: 1rem;
  margin: 0 0 0.35rem;
  color: var(--accent);
}
.produto-cliente-item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}
@media (max-width: 768px) {
  .produto-card--destaque { grid-template-columns: 1fr; }
  .produto-card-body { padding: 1.5rem; }
}

/* ===== Revendedor ===== */
.revendedor { background: var(--bg-card); }
.revendedor-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--text-muted);
}
.revendedor .btn-large { margin-bottom: 3rem; }
.revendedor .container > a.btn-primary.btn-large {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: fit-content;
}
.steps-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 2rem;
  text-align: center;
}
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.step {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition);
}
.step:hover { border-color: var(--border-accent); }
.step-num {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 500;
  display: block;
  margin-bottom: 0.75rem;
}
.step h4 {
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
}
.step p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}
.steps-note {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
}

/* ===== Sobre ===== */
.sobre { background: var(--bg-dark); }
.sobre .section-title { margin-bottom: 1.5rem; }
.sobre-intro {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  text-align: center;
}
.sobre-intro p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.65;
}
.sobre-intro p:last-child { margin-bottom: 0; }
.subsection-title {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 2.5rem 0 1rem;
  text-align: center;
  color: var(--text);
}
.sobre-text {
  max-width: 640px;
  margin: 0 auto 1rem;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.65;
  text-align: center;
}
.pilares {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}
.pilar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color var(--transition);
}
.pilar:hover { border-color: var(--border-accent); }
.pilar h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--accent);
}
.pilar p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
.valores-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 2rem;
  max-width: 560px;
}
.valores-list li {
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}
.valores-list li strong { color: var(--text); margin-right: 0.25rem; }

/* ===== Contato ===== */
.contato { background: var(--bg-card); }
.contato-intro {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 2rem;
}
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
}
.contato-info {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}
.contato-endereco,
.contato-cnpj {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0 0 1rem;
  line-height: 1.6;
}
.contato-info .btn { margin-top: 0.5rem; }
.form-feedback {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1rem;
  border: 1px solid transparent;
}
.form-feedback[hidden] { display: none; }
.form-feedback--success {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: #e8c4a8;
}
.form-feedback--error {
  background: rgba(220, 80, 80, 0.12);
  border-color: rgba(220, 80, 80, 0.35);
  color: #f5b0b0;
}
.contato-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contato-form label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}
.contato-form input,
.contato-form select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.contato-form input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}
.contato-form input:focus,
.contato-form select:focus {
  outline: none;
  border-color: var(--accent);
}
.contato-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b92a3' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.form-nota {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0.5rem 0 0;
  line-height: 1.5;
}
.contato-form button[type="submit"]:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* ===== Footer ===== */
.footer {
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
  background: var(--bg-dark);
}
.footer-inner {
  text-align: center;
}
.footer-social {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 50%;
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}
.social-link:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}
.social-link svg {
  flex-shrink: 0;
}
.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 1.5rem;
}
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-legal {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}

/* ===== Responsivo ===== */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 1rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
  }
  .nav.is-open { display: flex; }
  .menu-toggle { display: flex; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .tech-features { grid-template-columns: 1fr; }
  .tech-list { grid-template-columns: 1fr; }
  .section { padding: 3.5rem 0; }
  .contato-grid { grid-template-columns: 1fr; }
  .contato-form button[type="submit"] { width: 100%; }
  .footer-social { flex-wrap: wrap; gap: 0.75rem; }
  .footer-links { gap: 1.25rem; }
}