/* =========================================================
   ROTAS GO — DESIGN SYSTEM
   Identidade: Laranja
   ========================================================= */

:root {
  --rg-primary: #f97316;
  --rg-primary-hover: #ea580c;
  --rg-primary-soft: #ffedd5;

  --rg-bg: #ffffff;
  --rg-surface: #f8fafc;
  --rg-surface-hover: #f1f5f9;

  --rg-text: #1e293b;
  --rg-text-muted: #64748b;

  --rg-border: #e2e8f0;

  --rg-radius-sm: 8px;
  --rg-radius-md: 12px;
  --rg-radius-lg: 16px;

  --rg-shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --rg-shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);

  --rg-transition: 0.2s ease;
}

[data-bs-theme="dark"] {
  --rg-primary: #fb923c;
  --rg-primary-hover: #f97316;
  --rg-primary-soft: #431407;

  --rg-bg: #0f172a;
  --rg-surface: #1e293b;
  --rg-surface-hover: #334155;

  --rg-text: #f1f5f9;
  --rg-text-muted: #94a3b8;

  --rg-border: #334155;

  --rg-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --rg-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
}


/* =========================================================
   BOOTSTRAP
   ========================================================= */

:root,
[data-bs-theme="light"] {
  --bs-primary: #f97316;
  --bs-primary-rgb: 249, 115, 22;
  --bs-link-color: #f97316;
  --bs-link-hover-color: #ea580c;
}

[data-bs-theme="dark"] {
  --bs-primary: #fb923c;
  --bs-primary-rgb: 251, 146, 60;
  --bs-link-color: #fb923c;
  --bs-link-hover-color: #f97316;
}


/* =========================================================
   BASE
   ========================================================= */

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background-color: var(--rg-bg);
  color: var(--rg-text);

  transition:
    background-color var(--rg-transition),
    color var(--rg-transition);
}

a {
  transition:
    color var(--rg-transition),
    background-color var(--rg-transition),
    border-color var(--rg-transition);
}


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

.navbar {
  background-color: var(--rg-bg) !important;
  border-bottom: 1px solid var(--rg-border);
}

.navbar-brand {
  color: var(--rg-text) !important;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.navbar-brand:hover {
  color: var(--rg-primary) !important;
}

.navbar-brand .bi {
  transition: transform var(--rg-transition);
}

.navbar-brand:hover .bi {
  transform: scale(1.08);
}


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

.hero-section {
  background:
    linear-gradient(
      180deg,
      var(--rg-primary-soft) 0%,
      var(--rg-bg) 100%
    );
}

.hero-section h1 {
  color: var(--rg-text);
  letter-spacing: -0.03em;
}

.hero-section .lead {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  color: var(--rg-text-muted) !important;
}


/* =========================================================
   CATEGORY CARDS
   ========================================================= */

.category-card {
  height: 100%;

  background-color: var(--rg-surface);
  border: 1px solid var(--rg-border);

  border-radius: var(--rg-radius-md);

  transition:
    transform var(--rg-transition),
    border-color var(--rg-transition),
    box-shadow var(--rg-transition),
    background-color var(--rg-transition);

  cursor: pointer;
}

.category-card:hover {
  background-color: var(--rg-surface-hover);
  border-color: var(--rg-primary);

  transform: translateY(-3px);

  box-shadow:
    0 8px 20px rgba(249, 115, 22, 0.12);
}

.category-card:active {
  transform: translateY(-1px);
}

.category-card .bi {
  transition: transform var(--rg-transition);
}

.category-card:hover .bi {
  transform: scale(1.08);
}


/* =========================================================
   BUTTONS
   ========================================================= */

.btn-primary {
  background-color: var(--rg-primary);
  border-color: var(--rg-primary);

  font-weight: 600;

  transition:
    background-color var(--rg-transition),
    border-color var(--rg-transition),
    transform var(--rg-transition),
    box-shadow var(--rg-transition);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--rg-primary-hover);
  border-color: var(--rg-primary-hover);

  box-shadow:
    0 4px 12px rgba(249, 115, 22, 0.22);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-outline-primary {
  color: var(--rg-primary);
  border-color: var(--rg-primary);

  font-weight: 600;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus-visible {
  background-color: var(--rg-primary);
  border-color: var(--rg-primary);
  color: #ffffff;
}


/* =========================================================
   THEME TOGGLE
   ========================================================= */

#themeToggle {
  width: 38px;
  height: 38px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 0;

  border-radius: 50%;
}

#themeToggle i {
  font-size: 0.95rem;
}


/* =========================================================
   FORMS
   ========================================================= */

.form-control,
.form-select {
  background-color: var(--rg-bg);
  color: var(--rg-text);
  border-color: var(--rg-border);

  transition:
    border-color var(--rg-transition),
    box-shadow var(--rg-transition),
    background-color var(--rg-transition);
}

.form-control::placeholder {
  color: var(--rg-text-muted);
  opacity: 0.8;
}

.form-control:focus,
.form-select:focus {
  background-color: var(--rg-bg);
  color: var(--rg-text);

  border-color: var(--rg-primary);

  box-shadow:
    0 0 0 0.2rem rgba(249, 115, 22, 0.15);
}

.form-label {
  color: var(--rg-text);
}

.form-text {
  color: var(--rg-text-muted);
}


/* =========================================================
   CARDS
   ========================================================= */

.card {
  background-color: var(--rg-surface);
  color: var(--rg-text);
  border-color: var(--rg-border);
}

.card.shadow-sm {
  box-shadow: var(--rg-shadow-sm) !important;
}


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

footer {
  background-color: var(--rg-surface);
  border-color: var(--rg-border) !important;
}


/* =========================================================
   TEXT UTILITIES
   ========================================================= */

.text-primary {
  color: var(--rg-primary) !important;
}

.text-muted {
  color: var(--rg-text-muted) !important;
}


/* =========================================================
   ACCESSIBILITY
   ========================================================= */

:focus-visible {
  outline: 3px solid rgba(249, 115, 22, 0.35);
  outline-offset: 2px;
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 768px) {

  .hero-section {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }

  .hero-section h1 {
    font-size: 2rem;
  }

}


@media (max-width: 576px) {

  .hero-section h1 {
    font-size: 1.8rem;
    line-height: 1.2;
  }

  .hero-section .lead {
    font-size: 1rem;
  }

  .category-card {
    border-radius: 10px;
  }

}


/* =========================================================
   REDUÇÃO DE MOVIMENTO
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

}