/* ============================================================
   SOLUÇÃO21 — LANDING PAGE
   4 paletas (azul, laranja, verde, cinza) × 2 modos (claro, escuro)
   Tokens via CSS Custom Properties · Mobile-first
   ============================================================ */

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  transition: background-color .35s ease, color .35s ease;
}
html[lang^="zh"] body { font-family: 'Noto Sans SC', 'Inter', sans-serif; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }

/* ===== TOKENS BASE (independentes da paleta) ===== */
:root {
  --container: 1200px;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --gap: 1.5rem;
  --gap-lg: 3rem;
  --header-h: 76px;
  --ease: cubic-bezier(.4, 0, .2, 1);
}

/* ============================================================
   PALETAS — 4 cores × 2 modos
   ============================================================ */

/* ===== AZUL (Solluz / padrão) ===== */
html[data-palette="azul"][data-mode="escuro"] {
  --bg: #0A0F1F;
  --bg-elev: #131A2E;
  --bg-soft: #1B2440;
  --text: #F4F7FF;
  --text-soft: #A8B3D6;
  --primary: #00C2FF;
  --primary-soft: #4DD7FF;
  --primary-deep: #006FA6;
  --accent: #FF8C00;
  --danger: #FF4D6D;
  --border: rgba(255,255,255,.10);
  --shadow: 0 20px 40px -20px rgba(0,194,255,.35);
  --glow: 0 0 40px rgba(0,194,255,.4);
}
html[data-palette="azul"][data-mode="claro"] {
  --bg: #F4F7FF;
  --bg-elev: #FFFFFF;
  --bg-soft: #E8EEFF;
  --text: #0A0F1F;
  --text-soft: #4D5577;
  --primary: #006FA6;
  --primary-soft: #00C2FF;
  --primary-deep: #003E5C;
  --accent: #D97000;
  --danger: #C0344D;
  --border: rgba(10,15,31,.10);
  --shadow: 0 20px 40px -20px rgba(0,111,166,.25);
  --glow: 0 0 40px rgba(0,111,166,.15);
}

/* ===== LARANJA (AI First) ===== */
html[data-palette="laranja"][data-mode="escuro"] {
  --bg: #1A0F00;
  --bg-elev: #2A1A05;
  --bg-soft: #3A2510;
  --text: #FFF7E6;
  --text-soft: #D4B895;
  --primary: #FF8C00;
  --primary-soft: #FFB347;
  --primary-deep: #A45200;
  --accent: #FFD700;
  --danger: #9B0E15;
  --border: rgba(255,255,255,.10);
  --shadow: 0 20px 40px -20px rgba(255,140,0,.4);
  --glow: 0 0 40px rgba(255,140,0,.45);
}
html[data-palette="laranja"][data-mode="claro"] {
  --bg: #FFF7E6;
  --bg-elev: #FFFFFF;
  --bg-soft: #FFE8C2;
  --text: #1A0F00;
  --text-soft: #5C4A2F;
  --primary: #D97000;
  --primary-soft: #FF8C00;
  --primary-deep: #804200;
  --accent: #B8860B;
  --danger: #9B0E15;
  --border: rgba(26,15,0,.10);
  --shadow: 0 20px 40px -20px rgba(217,112,0,.25);
  --glow: 0 0 40px rgba(217,112,0,.15);
}

/* ===== VERDE (sustentável / agro Panambi) ===== */
html[data-palette="verde"][data-mode="escuro"] {
  --bg: #0A1A12;
  --bg-elev: #122A1F;
  --bg-soft: #1A3D2C;
  --text: #E8FFF1;
  --text-soft: #98C7AC;
  --primary: #22C55E;
  --primary-soft: #4ADE80;
  --primary-deep: #0F7A38;
  --accent: #FFD700;
  --danger: #DC2626;
  --border: rgba(255,255,255,.10);
  --shadow: 0 20px 40px -20px rgba(34,197,94,.35);
  --glow: 0 0 40px rgba(34,197,94,.4);
}
html[data-palette="verde"][data-mode="claro"] {
  --bg: #F0FDF4;
  --bg-elev: #FFFFFF;
  --bg-soft: #DCFCE7;
  --text: #0A1A12;
  --text-soft: #3F6E55;
  --primary: #15803D;
  --primary-soft: #22C55E;
  --primary-deep: #064E1A;
  --accent: #B45309;
  --danger: #DC2626;
  --border: rgba(10,26,18,.10);
  --shadow: 0 20px 40px -20px rgba(21,128,61,.25);
  --glow: 0 0 40px rgba(21,128,61,.15);
}

/* ===== CINZA (enterprise / B2B) ===== */
html[data-palette="cinza"][data-mode="escuro"] {
  --bg: #0F1419;
  --bg-elev: #1E293B;
  --bg-soft: #334155;
  --text: #F1F5F9;
  --text-soft: #94A3B8;
  --primary: #64748B;
  --primary-soft: #94A3B8;
  --primary-deep: #1E293B;
  --accent: #F59E0B;
  --danger: #EF4444;
  --border: rgba(255,255,255,.10);
  --shadow: 0 20px 40px -20px rgba(148,163,184,.25);
  --glow: 0 0 40px rgba(148,163,184,.2);
}
html[data-palette="cinza"][data-mode="claro"] {
  --bg: #F8FAFC;
  --bg-elev: #FFFFFF;
  --bg-soft: #E2E8F0;
  --text: #0F1419;
  --text-soft: #475569;
  --primary: #475569;
  --primary-soft: #64748B;
  --primary-deep: #1E293B;
  --accent: #B45309;
  --danger: #DC2626;
  --border: rgba(15,20,25,.10);
  --shadow: 0 20px 40px -20px rgba(71,85,105,.2);
  --glow: 0 0 40px rgba(71,85,105,.1);
}

/* ============================================================
   ESTRUTURA / LAYOUT
   ============================================================ */
.container {
  width: min(var(--container), 92%);
  margin-inline: auto;
}

section { padding: 6rem 0; position: relative; }

.section-label {
  display: inline-block;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .15em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: .75rem;
  padding: .35rem .75rem;
  border: 1px solid var(--primary);
  border-radius: 99px;
  background: color-mix(in srgb, var(--primary) 8%, transparent);
}

.section-title {
  font-family: 'Montserrat', 'Inter', sans-serif;
  font-size: clamp(1.85rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -.02em;
}
.section-title .accent {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
}
.section-sub {
  font-size: 1.1rem;
  color: var(--text-soft);
  max-width: 720px;
  margin: 0 auto;
}
.section-head { text-align: center; margin-bottom: 3.5rem; }

/* ============================================================
   BOTÕES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .9rem 1.6rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background-color .2s ease;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--primary);
}
.btn-ghost:hover { background: var(--primary); color: #fff; }
.btn-whats {
  background: #25D366;
  color: #fff;
  box-shadow: 0 20px 40px -20px rgba(37,211,102,.5);
}
.btn-whats:hover { transform: translateY(-2px); }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.header-inner { display: flex; align-items: center; gap: 1.5rem; }
.brand { display: flex; align-items: center; gap: .75rem; }
.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}
.brand-text {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: -.02em;
}
.brand-21 { color: var(--primary); }

.nav { margin-left: auto; }
.nav-list { display: flex; gap: 1.5rem; align-items: center; }
.nav-list a {
  font-weight: 600;
  font-size: .95rem;
  color: var(--text-soft);
  position: relative;
  transition: color .2s ease;
}
.nav-list a:hover { color: var(--text); }
.nav-list a.nav-cta {
  background: var(--primary);
  color: #fff;
  padding: .55rem 1.15rem;
  border-radius: 99px;
}
.nav-list a.nav-cta:hover { background: var(--primary-deep); color: #fff; }

/* ===== Switchers ===== */
.switchers { display: flex; gap: .5rem; align-items: center; }

.switcher { position: relative; }
.switcher-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem .85rem;
  border-radius: 99px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  font-size: .85rem;
  font-weight: 600;
  color: var(--text);
  transition: border-color .2s ease;
}
.switcher-btn:hover { border-color: var(--primary); }
.switcher-menu {
  position: absolute;
  top: calc(100% + .5rem);
  right: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .35rem;
  min-width: 180px;
  box-shadow: 0 20px 40px -10px rgba(0,0,0,.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity .2s, transform .2s;
  z-index: 10;
}
.switcher.is-open .switcher-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.switcher-menu button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .6rem .8rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  text-align: left;
  color: var(--text);
  font-weight: 500;
}
.switcher-menu button:hover { background: var(--bg-soft); }

.palette-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  display: inline-block;
  background: var(--primary);
  border: 2px solid color-mix(in srgb, var(--primary) 60%, #fff);
  flex-shrink: 0;
}
.dot-azul { background: #00C2FF; border-color: #4DD7FF; }
.dot-laranja { background: #FF8C00; border-color: #FFB347; }
.dot-verde { background: #22C55E; border-color: #4ADE80; }
.dot-cinza { background: #64748B; border-color: #94A3B8; }

.mode-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  transition: border-color .2s ease, transform .3s ease;
}
.mode-btn:hover { border-color: var(--primary); transform: rotate(20deg); }
.icon-sun { display: none; }
.icon-moon { display: block; }
html[data-mode="claro"] .icon-sun { display: block; }
html[data-mode="claro"] .icon-moon { display: none; }

.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0 8px;
}
.menu-btn span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 5rem 0 3rem;
  background:
    radial-gradient(circle at 80% 30%, color-mix(in srgb, var(--primary) 25%, transparent) 0%, transparent 50%),
    radial-gradient(circle at 20% 70%, color-mix(in srgb, var(--accent) 18%, transparent) 0%, transparent 50%),
    var(--bg);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: var(--gap-lg);
  align-items: center;
}
.hero-content { animation: fadeInUp .8s var(--ease); }
.badge {
  display: inline-block;
  padding: .4rem 1rem;
  border-radius: 99px;
  background: var(--primary);
  color: #fff;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .15em;
  margin-bottom: 1.25rem;
}
.hero-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -.025em;
  margin-bottom: 1.25rem;
}
.hero-title-accent {
  display: block;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--text-soft);
  margin-bottom: 1.5rem;
  max-width: 540px;
}
.hero-sub strong { color: var(--text); font-weight: 700; }

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.75rem;
}
.pill {
  padding: .35rem .85rem;
  border-radius: 99px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-soft);
}

.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ===== Carrossel ===== */
.hero-carousel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--bg-elev);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.carousel-track {
  display: flex;
  width: 300%;
  height: 100%;
  transition: transform .6s var(--ease);
}
.carousel-slide {
  width: 33.3333%;
  height: 100%;
  position: relative;
  flex-shrink: 0;
}
.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.carousel-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.5rem;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.85));
  color: #fff;
}
.carousel-label {
  display: inline-block;
  padding: .25rem .65rem;
  background: var(--primary);
  color: #fff;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .15em;
  border-radius: 99px;
  margin-bottom: .5rem;
}
.carousel-caption h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  margin-bottom: .25rem;
}
.carousel-caption p { color: rgba(255,255,255,.85); font-size: .95rem; }

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0,0,0,.55);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background .2s ease;
}
.carousel-arrow:hover { background: var(--primary); }
.carousel-prev { left: 1rem; }
.carousel-next { right: 1rem; }

.carousel-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: .5rem;
  z-index: 3;
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  transition: background .2s, transform .2s, width .2s;
}
.dot.is-active { background: var(--primary); width: 28px; border-radius: 99px; }

/* ===== Marquee ===== */
.hero-marquee {
  margin-top: 3rem;
  overflow: hidden;
  border-block: 1px solid var(--border);
  padding: .9rem 0;
  background: var(--bg-elev);
}
.marquee-track {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
}
.marquee-track span {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: .12em;
  color: var(--primary);
}

/* ============================================================
   GANCHO IA
   ============================================================ */
.gancho { background: var(--bg-elev); }
.gancho-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-lg);
  align-items: center;
}
.gancho-img img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.gancho-content .section-title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.gancho-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
}
.gancho-list li {
  display: flex;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg-soft);
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}
.gancho-list p { color: var(--text-soft); font-size: 1rem; }
.gancho-icon { font-size: 1.5rem; }

/* ============================================================
   SOLLUZ
   ============================================================ */
.solluz {
  background:
    radial-gradient(ellipse at center top, color-mix(in srgb, var(--primary) 15%, transparent) 0%, transparent 60%),
    var(--bg);
}
.solluz-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
}
.solluz-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.solluz-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow);
}
.solluz-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center top;
}
.solluz-card-body { padding: 1.75rem; }
.solluz-card-body h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: .75rem;
}
.solluz-card-body p { color: var(--text-soft); margin-bottom: 1rem; }
.checklist { display: flex; flex-direction: column; gap: .5rem; }
.checklist li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .95rem;
  color: var(--text-soft);
}
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 900;
}

/* ============================================================
   SERVIÇOS
   ============================================================ */
.services { background: var(--bg-elev); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform .3s ease, border-color .3s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity .3s ease;
  z-index: 0;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--primary); }
.service-card:hover::before { opacity: .04; }
.service-card > * { position: relative; z-index: 1; }
.service-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary);
  opacity: .25;
  line-height: 1;
}
.service-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  margin: .75rem 0 .5rem;
}
.service-card p { color: var(--text-soft); font-size: .95rem; }

/* ============================================================
   AI FIRST
   ============================================================ */
.ai-first {
  background:
    radial-gradient(circle at 80% 50%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 60%),
    var(--bg);
}
.ai-first-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-lg);
  align-items: center;
}
.ai-first-content p {
  color: var(--text-soft);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}
.ai-first-content strong { color: var(--text); }

.kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}
.kpi {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
}
.kpi-num {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 2.25rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.kpi-lbl { color: var(--text-soft); font-size: .85rem; }

.ai-first-visual { display: flex; align-items: center; justify-content: center; }
.orbit {
  position: relative;
  width: min(380px, 90vw);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 2px dashed color-mix(in srgb, var(--primary) 40%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: spinSlow 40s linear infinite;
}
.orbit-core {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary), var(--primary-deep));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2.5rem;
  color: #fff;
  box-shadow: var(--glow);
  animation: spinSlow 40s linear infinite reverse;
}
.orbit-dot {
  position: absolute;
  padding: .5rem 1rem;
  background: var(--bg-elev);
  border: 1px solid var(--primary);
  border-radius: 99px;
  font-weight: 700;
  font-size: .85rem;
  color: var(--primary);
  animation: spinSlow 40s linear infinite reverse;
}
.d1 { top: 0; left: 50%; transform: translateX(-50%); }
.d2 { top: 30%; right: -10%; }
.d3 { bottom: 30%; right: -10%; }
.d4 { bottom: 0; left: 50%; transform: translateX(-50%); }
.d5 { top: 50%; left: -10%; transform: translateY(-50%); }

/* ============================================================
   SOBRE
   ============================================================ */
.about { background: var(--bg-elev); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-lg);
  align-items: center;
}
.about-content p {
  color: var(--text-soft);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}
.about-content strong { color: var(--text); }
.about-content a { color: var(--primary); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.timeline {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
}
.tl-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}
.tl-item strong {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  color: var(--primary);
}
.tl-item span { color: var(--text-soft); }

.about-photo img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  display: grid;
  gap: 1rem;
  max-width: 880px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .2s ease;
}
.faq-item.is-open { border-color: var(--primary); }
.faq-q {
  width: 100%;
  text-align: left;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
}
.faq-q::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--primary);
  transition: transform .3s ease;
}
.faq-item.is-open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
  color: var(--text-soft);
  padding: 0 1.5rem;
}
.faq-item.is-open .faq-a {
  max-height: 500px;
  padding: 0 1.5rem 1.5rem;
}

/* ============================================================
   CONTATO
   ============================================================ */
.contact {
  background:
    radial-gradient(circle at 20% 20%, color-mix(in srgb, var(--primary) 18%, transparent), transparent 60%),
    var(--bg-elev);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--gap-lg);
  align-items: start;
}
.contact-content p {
  color: var(--text-soft);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}
.contact-list {
  display: grid;
  gap: .75rem;
  margin-bottom: 1.75rem;
}
.contact-list li {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 500;
}
.contact-list li a { color: var(--text); }
.contact-list li a:hover { color: var(--primary); }
.contact-list li span:first-child { font-size: 1.25rem; }

.contact-form {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
}
.contact-form h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: .5rem;
}
.field { display: grid; gap: .35rem; }
.field span {
  font-size: .9rem;
  font-weight: 600;
  color: var(--text-soft);
}
.field input,
.field select,
.field textarea {
  padding: .85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  transition: border-color .2s ease;
  font-family: inherit;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-status {
  font-size: .9rem;
  color: var(--primary);
  min-height: 1.2em;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--gap-lg);
  margin-bottom: 2rem;
}
.footer-brand p { color: var(--text-soft); margin-top: 1rem; font-size: .95rem; }
.footer-since { font-size: .85rem !important; margin-top: .5rem !important; }
.footer-logo { width: 56px; height: 56px; border-radius: 50%; }

.footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.footer-cols h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: .85rem;
  color: var(--text);
}
.footer-cols ul { display: grid; gap: .5rem; }
.footer-cols a {
  color: var(--text-soft);
  font-size: .9rem;
  transition: color .2s ease;
}
.footer-cols a:hover { color: var(--primary); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: .82rem;
  color: var(--text-soft);
}

/* ============================================================
   FAB WhatsApp
   ============================================================ */
.fab-whats {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  box-shadow: 0 12px 32px -8px rgba(37,211,102,.65);
  transition: transform .2s ease;
  animation: pulse 2.5s ease-in-out infinite;
}
.fab-whats:hover { transform: scale(1.1); }

/* ============================================================
   ANIMAÇÕES
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 12px 32px -8px rgba(37,211,102,.65); }
  50% { box-shadow: 0 12px 32px -8px rgba(37,211,102,1); }
}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 980px) {
  section { padding: 4rem 0; }

  .hero-grid,
  .gancho-grid,
  .solluz-grid,
  .ai-first-grid,
  .about-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-cols { grid-template-columns: 1fr 1fr; }
  .field-row { grid-template-columns: 1fr; }

  .nav { display: none; }
  .nav.is-open {
    display: block;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem;
  }
  .nav.is-open .nav-list { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .menu-btn { display: flex; }
}

@media (max-width: 600px) {
  .header-inner { gap: .75rem; }
  .brand-text { font-size: 1.1rem; }
  .brand-logo { width: 36px; height: 36px; }

  .switcher-current { display: none; }
  .switcher-btn { padding: .5rem .65rem; }

  .hero { padding: 2.5rem 0 2rem; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }

  .kpis { grid-template-columns: 1fr; }
  .kpi-num { font-size: 1.8rem; }

  .footer-cols { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; text-align: left; }

  .orbit { transform: scale(.85); }
}