:root {
  --brand: #F57C00;
  --brand-light: #FFB74D;
  --dark: #111111;
  --dark2: #1C1C1C;
  --surface: #FFFFFF;
  --bg: #F8FAFC;
  --text: #0f172a;
  --muted: #475569;
  --line: #E2E8F0;
  --ok: #16A34A;
  --max: 1180px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: Inter, system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

.wrap {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

section { padding: 64px 0; }

.section-label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 8px;
}

.section-sub {
  color: var(--muted);
  margin-bottom: 32px;
  max-width: 560px;
}

.btn {
  display: inline-block;
  border: 0;
  border-radius: 10px;
  padding: 12px 22px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  font-family: inherit;
  transition: opacity .15s, transform .1s;
}

.btn:hover { opacity: .88; transform: translateY(-1px); }

.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-outline {
  background: #fff;
  border: 1.5px solid #1e293b;
  color: #0f172a;
}

/* Grid helpers */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* Card base */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}

.card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.card p, .card ul { color: var(--muted); font-size: .95rem; }
.card ul { padding-left: 18px; }

/* Feedback form */
.msg { margin-top: 8px; font-size: .9rem; }
.msg-ok { color: var(--ok); }
.msg-err { color: #dc2626; }

/* Responsividade */
@media (max-width: 980px) {
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
}

/* ===== HEADER ===== */
#site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.nav-brand img { height: 40px; }

.nav-menu {
  display: flex;
  gap: 24px;
  list-style: none;
  font-size: .94rem;
  color: #334155;
}

.nav-menu a:hover { color: var(--brand); }

@media (max-width: 980px) {
  .nav-menu { display: none; }
}

/* ===== HERO ===== */
#hero {
  background:
    radial-gradient(circle at 10% 20%, rgba(245, 124, 0, .22), transparent 40%),
    linear-gradient(135deg, var(--dark), var(--dark2));
  color: #e2e8f0;
  padding: 80px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 24px;
  align-items: start;
}

.hero-eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 12px;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 16px;
  color: #f1f5f9;
}

.hero h1 span { color: var(--brand); }

.hero-sub {
  color: #94a3b8;
  font-size: 1.05rem;
  margin-bottom: 28px;
  max-width: 520px;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.chip {
  font-size: .8rem;
  padding: 6px 12px;
  border: 1px solid #475569;
  border-radius: 999px;
  color: #94a3b8;
}

.hero-card {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 14px;
  padding: 20px;
}

.hero-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 12px;
}

.hero-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-card ul li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #94a3b8;
  font-size: .9rem;
}

.hero-card ul li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
  flex-shrink: 0;
}

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { display: none; }
}

/* ===== PROBLEMA ===== */
#problema { background: var(--bg); }

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

.problema-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}

.problema-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #fff3e0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--brand);
  margin-bottom: 16px;
}

.problema-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.problema-card p { color: var(--muted); font-size: .95rem; }

@media (max-width: 980px) {
  .problema-grid { grid-template-columns: 1fr; }
}

/* ===== SOLUÇÃO ===== */
#solucao {
  background: var(--dark);
  color: #e2e8f0;
}

.solucao-inner {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.solucao-inner .section-title { color: #f1f5f9; }

.solucao-frase {
  font-size: 1.15rem;
  color: #94a3b8;
  line-height: 1.7;
  margin-top: 16px;
}

.solucao-frase strong { color: var(--brand); }

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

.pilar {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 14px;
  padding: 24px;
  text-align: center;
}

.pilar-icon {
  font-size: 2rem;
  color: var(--brand);
  margin-bottom: 12px;
}

.pilar h3 {
  color: #f1f5f9;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pilar p { color: #64748b; font-size: .9rem; }

@media (max-width: 980px) {
  .pilares { grid-template-columns: 1fr; }
}

/* ===== COMO FUNCIONA ===== */
#como-funciona { background: var(--surface); }

.passos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.passo {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px 20px;
}

.passo-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.passo h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.passo p { color: var(--muted); font-size: .9rem; }

@media (max-width: 980px) {
  .passos { grid-template-columns: 1fr; }
}

/* ===== FUNCIONALIDADES ===== */
#funcionalidades { background: var(--bg); }

.func-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.func-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  transition: border-color .2s, box-shadow .2s;
}

.func-card:hover {
  border-color: var(--brand);
  box-shadow: 0 4px 20px rgba(245, 124, 0, .1);
}

.func-card-icon {
  font-size: 1.5rem;
  color: var(--brand);
  margin-bottom: 12px;
}

.func-card h3 {
  font-size: .97rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.func-card p { color: var(--muted); font-size: .88rem; }

@media (max-width: 980px) {
  .func-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .func-grid { grid-template-columns: 1fr; }
}

/* ===== INTEGRAÇÕES ===== */
#integracoes { background: var(--surface); }

.integracoes-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.integracoes-text .section-sub { margin-bottom: 0; }

.badges-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pms-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--bg);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-weight: 700;
  font-size: .88rem;
  color: var(--text);
}

.pms-badge i { color: var(--brand); }

.integracoes-aberta {
  margin-top: 24px;
  padding: 16px 20px;
  background: #fff3e0;
  border: 1px solid #ffe0b2;
  border-radius: 12px;
  font-size: .9rem;
  color: #7c4a00;
}

.integracoes-aberta strong { color: var(--brand); }

@media (max-width: 980px) {
  .integracoes-inner { grid-template-columns: 1fr; }
}

/* ===== CONTATO ===== */
#contato { background: var(--bg); }

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
}

.contato-info {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}

.contato-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.contato-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  margin-bottom: 10px;
}

.contato-item-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff3e0;
  border: 1px solid #ffe0b2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  font-size: .95rem;
  flex-shrink: 0;
}

.contato-item-text strong { display: block; font-size: .9rem; margin-bottom: 2px; }
.contato-item-text small { color: var(--muted); font-size: .85rem; }
.contato-item-text a { color: var(--brand); }

/* Formulário */
.form-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}

.form-panel h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.full { grid-column: 1 / -1; }

.form-grid input,
.form-grid textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  font-family: inherit;
  font-size: .95rem;
  background: var(--bg);
  transition: border-color .15s;
}

.form-grid input:focus,
.form-grid textarea:focus {
  outline: none;
  border-color: var(--brand);
}

.form-grid input[readonly] {
  color: var(--muted);
  cursor: default;
}

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

.form-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  grid-column: 1 / -1;
}

.form-hint { font-size: .85rem; color: var(--muted); }

#msgRetorno { grid-column: 1 / -1; font-size: .9rem; min-height: 20px; }

@media (max-width: 980px) {
  .contato-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
}

/* ===== FOOTER ===== */
#site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: 28px 0;
  margin-top: 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-logo img { height: 32px; }

.footer-copy {
  font-size: .85rem;
  color: var(--muted);
}

.footer-copy a { color: var(--brand); font-weight: 600; }
.footer-copy a:hover { text-decoration: underline; }

@media (max-width: 560px) {
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 10px; }
}

/* ===== CTA FLUTUANTE MOBILE ===== */
.mobile-cta {
  display: none;
}

@media (max-width: 980px) {
  .mobile-cta {
    display: block;
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 40;
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(245, 124, 0, .35);
  }
}