/* Simples Informática — Editorial Premium */

:root {
  /* Editorial palette */
  --ink: #0f1419;
  --ink-soft: #2a3340;
  --muted: #6b7280;
  --muted-2: #9aa3b0;
  --paper: #faf8f4;
  --paper-2: #f1ede4;
  --paper-3: #e8e3d6;
  --line: rgba(15, 20, 25, 0.08);
  --line-strong: rgba(15, 20, 25, 0.14);

  /* Brand accent — forest green (institutional, not saturated) */
  --accent: #1a4d3e;
  --accent-hover: #133a2e;
  --accent-soft: #e8ede9;
  --accent-ink: #0d3025;

  /* Legacy aliases (mantém páginas internas funcionando durante a migração) */
  --primary-color: var(--accent);
  --primary-dark: var(--accent-hover);
  --primary-light: #2d6b58;
  --text-dark: var(--ink);
  --text-light: var(--muted);
}

/* ================================================
   BASE
   ================================================ */
* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-feature-settings: 'ss01', 'cv11';
  color: var(--ink);
  background: var(--paper);
  padding-top: 118px;
  line-height: 1.6;
  letter-spacing: -0.005em;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Fraunces', Georgia, 'Times New Roman', serif;
  font-optical-sizing: auto;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-weight: 500;
}

a { color: var(--accent); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent-hover); }

::selection { background: var(--accent); color: var(--paper); }

/* ================================================
   NAVBAR
   ================================================ */
.navbar-wrapper {
  position: fixed;
  top: 0; left: 0; right: 0;
  width: 100%;
  z-index: 1040;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

/* Topbar — discreta, sem botão saturado */
.topbar-integrated {
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  min-height: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  font-size: 0.82rem;
}

.topbar-integrated .container { height: 100%; }
.topbar-integrated .row { height: 100%; margin: 0; width: 100%; }

.topbar-integrated .col-md-8,
.topbar-integrated .col-md-4 {
  display: flex;
  align-items: center;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  margin: 0 !important;
  gap: 18px;
  flex-wrap: nowrap;
  justify-content: center;
}

@media (min-width: 768px) {
  .topbar-integrated .col-md-8 { justify-content: flex-start; }
  .topbar-integrated .col-md-4 { justify-content: flex-end; }
}

.topbar-link {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  transition: color .2s ease;
  gap: 6px;
}

.topbar-link i { margin-right: 5px; font-size: 0.85rem; opacity: .7; }
.topbar-link:hover { color: var(--accent); }

.topbar-phone {
  color: var(--ink) !important;
  padding: 0;
  font-weight: 600;
  font-size: 0.82rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease;
  background: transparent !important;
  box-shadow: none !important;
}

.topbar-phone i { color: var(--accent); font-size: 0.9rem; }
.topbar-phone:hover { color: var(--ink) !important; border-bottom-color: var(--ink); transform: none !important; }

.topbar-divider { color: var(--line-strong); margin: 0 4px; }

/* Menu principal — ink profundo, não preto puro */
.navbar-main {
  background-color: transparent !important;
  box-shadow: none;
  min-height: 68px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.navbar-main .container { min-height: 68px; }

.navbar-main .navbar-brand {
  color: var(--ink) !important;
  font-weight: 600;
  font-size: 1.15rem;
  transition: opacity .2s ease;
}

.navbar-main .navbar-brand:hover { color: var(--ink) !important; opacity: .75; }

.navbar-main .navbar-brand img {
  height: 38px;
  width: auto;
  max-width: 180px;
  /* Logo original é para fundo escuro — inverte cor */
  filter: none;
}

.navbar-main .nav-link {
  color: var(--ink-soft) !important;
  font-weight: 500;
  font-size: 0.92rem;
  padding: 8px 14px !important;
  margin: 0 2px;
  border-radius: 0;
  transition: color .2s ease;
  position: relative;
}

.navbar-main .nav-link::after {
  content: '';
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .25s ease;
}

.navbar-main .nav-link:hover {
  color: var(--ink) !important;
  background: transparent !important;
}

.navbar-main .nav-link:hover::after { transform: scaleX(1); }

.navbar-main .nav-link.active {
  color: var(--ink) !important;
  background: transparent !important;
  font-weight: 600;
}

.navbar-main .nav-link.active::after { transform: scaleX(1); background: var(--accent); height: 2px; }

.navbar-main .navbar-toggler {
  border: 1px solid var(--line-strong);
  padding: 6px 10px;
  background: var(--paper);
}

.navbar-main .navbar-toggler:focus { box-shadow: 0 0 0 3px var(--accent-soft); }

.navbar-main .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230f1419' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 8h22M4 15h22M4 22h22'/%3e%3c/svg%3e");
}

/* ================================================
   BUTTONS — editorial defaults
   ================================================ */
.btn {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: 6px;
  padding: 12px 22px;
  font-size: 0.95rem;
  transition: all .2s ease;
  border: 1px solid transparent;
}

.btn-success, .btn-primary-custom {
  background: var(--ink) !important;
  border-color: var(--ink) !important;
  color: var(--paper) !important;
  box-shadow: none !important;
}

.btn-success:hover, .btn-primary-custom:hover {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: var(--paper) !important;
  transform: none !important;
}

.btn-outline-dark, .btn-secondary-custom {
  background: transparent !important;
  border-color: var(--line-strong) !important;
  color: var(--ink) !important;
}

.btn-outline-dark:hover, .btn-secondary-custom:hover {
  background: var(--paper-2) !important;
  border-color: var(--ink) !important;
  color: var(--ink) !important;
}

/* ================================================
   WHATSAPP FLOAT — mais discreto
   ================================================ */
.whatsapp-float {
  position: fixed;
  width: 54px; height: 54px;
  bottom: 28px; right: 28px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 50%;
  text-align: center;
  font-size: 26px;
  box-shadow: 0 8px 24px rgba(15, 20, 25, 0.18);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .25s ease, background .25s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  background: #25d366;
  color: var(--paper);
  transform: translateY(-2px);
}

.whatsapp-float i { margin: 0; line-height: 1; }

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 991px) {
  .navbar-main .navbar-collapse {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }
  .navbar-main .nav-link { margin: 2px 0; }
  .navbar-main .nav-link::after { display: none; }
  .navbar-main .nav-link:hover,
  .navbar-main .nav-link.active { background: var(--paper-2) !important; border-radius: 6px; }
}

@media (max-width: 768px) {
  .topbar-divider { display: none !important; }
  .topbar-link { font-size: 0.75rem; padding: 4px 6px; }
  .topbar-phone { font-size: 0.78rem; }
  .whatsapp-float {
    width: 48px; height: 48px;
    bottom: 20px; right: 20px;
    font-size: 22px;
  }
}

@media (max-width: 576px) {
  body { padding-top: 110px; }
  .navbar-main .navbar-brand { font-size: 1rem; }
  .navbar-main .navbar-brand img {
    height: 32px;
    max-width: 150px;
  }
}