/* ============================================================
   SINCROTEL — Global Stylesheet
   Domínio: sincrotel.pages.dev
   Versão MVP v1.0
   ============================================================ */

/* ── Importar fontes ────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

/* ── Tokens de Design ────────────────────────────────────────── */
:root {
  /* Cores primárias */
  --color-brand:        #0057FF;
  --color-brand-dark:   #003FBD;
  --color-brand-light:  #EBF1FF;
  --color-accent:       #00D4AA;
  --color-accent-dark:  #009E7F;

  /* Neutros */
  --color-bg:           #F8F9FB;
  --color-surface:      #FFFFFF;
  --color-surface-2:    #F2F4F8;
  --color-border:       #DDE2EC;
  --color-text:         #111827;
  --color-text-muted:   #6B7280;
  --color-text-light:   #9CA3AF;

  /* Status */
  --color-success:      #10B981;
  --color-success-bg:   #ECFDF5;
  --color-warning:      #F59E0B;
  --color-warning-bg:   #FFFBEB;
  --color-error:        #EF4444;
  --color-error-bg:     #FEF2F2;
  --color-info:         #3B82F6;
  --color-info-bg:      #EFF6FF;

  /* Tipografia */
  --font-heading:       'Syne', sans-serif;
  --font-body:          'DM Sans', sans-serif;

  /* Tamanhos */
  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   1.875rem;
  --text-4xl:   2.25rem;
  --text-5xl:   3rem;

  /* Espaçamento */
  --space-1:    0.25rem;
  --space-2:    0.5rem;
  --space-3:    0.75rem;
  --space-4:    1rem;
  --space-5:    1.25rem;
  --space-6:    1.5rem;
  --space-8:    2rem;
  --space-10:   2.5rem;
  --space-12:   3rem;
  --space-16:   4rem;
  --space-20:   5rem;
  --space-24:   6rem;

  /* Bordas */
  --radius-sm:  0.25rem;
  --radius-md:  0.5rem;
  --radius-lg:  0.75rem;
  --radius-xl:  1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm:  0 1px 2px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.10);
  --shadow-xl:  0 16px 48px rgba(0,0,0,0.12);

  /* Transições */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Layout */
  --container-max:     1200px;
  --container-pad:     clamp(1rem, 5vw, 2rem);
  --header-height:     64px;
  --sidebar-width:     240px;
}

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-brand);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--color-brand-dark); }

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--text-base);
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

p { line-height: 1.7; }

/* ── Layout Utilitários ──────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--space-16);
}

.section-sm {
  padding-block: var(--space-10);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Tipografia ──────────────────────────────────────────────── */
.heading-xl {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, var(--text-5xl));
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.heading-lg {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, var(--text-4xl));
  font-weight: 700;
  line-height: 1.15;
}

.heading-md {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, var(--text-3xl));
  font-weight: 700;
}

.heading-sm {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
}

.text-muted { color: var(--color-text-muted); }
.text-sm    { font-size: var(--text-sm); }
.text-lg    { font-size: var(--text-lg); }
.text-brand { color: var(--color-brand); }

/* ── Botões ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primário */
.btn-primary {
  background-color: var(--color-brand);
  color: #fff;
  border-color: var(--color-brand);
}
.btn-primary:hover {
  background-color: var(--color-brand-dark);
  border-color: var(--color-brand-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,87,255,.3);
}

/* Secundário */
.btn-secondary {
  background-color: transparent;
  color: var(--color-brand);
  border-color: var(--color-brand);
}
.btn-secondary:hover {
  background-color: var(--color-brand-light);
  color: var(--color-brand-dark);
}

/* Ghost / Outline neutro */
.btn-ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  background-color: var(--color-surface-2);
  color: var(--color-text);
}

/* Accent */
.btn-accent {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
  transform: translateY(-1px);
}

/* Danger */
.btn-danger {
  background-color: var(--color-error);
  color: #fff;
  border-color: var(--color-error);
}
.btn-danger:hover {
  background-color: #dc2626;
  border-color: #dc2626;
  color: #fff;
}

/* Tamanhos */
.btn-sm {
  padding: 0.375rem var(--space-3);
  font-size: var(--text-sm);
}
.btn-lg {
  padding: 0.875rem var(--space-8);
  font-size: var(--text-lg);
}
.btn-full { width: 100%; }

/* ── Formulários ─────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

.form-label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 0.625rem var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(0,87,255,0.12);
}

.form-control:disabled {
  background-color: var(--color-surface-2);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

.form-control.is-invalid {
  border-color: var(--color-error);
}

.form-control.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(239,68,68,0.12);
}

.form-feedback {
  font-size: var(--text-sm);
  color: var(--color-error);
  display: none;
}

.form-feedback.visible { display: block; }

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Select */
select.form-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: 2.5rem;
}

/* Textarea */
textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-body {
  padding: var(--space-6);
}

.card-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
  font-family: var(--font-heading);
}

.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface-2);
}

/* ── Badges / Status ─────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.badge-blue      { background-color: var(--color-info-bg);    color: var(--color-info);    }
.badge-green     { background-color: var(--color-success-bg); color: var(--color-success); }
.badge-yellow    { background-color: var(--color-warning-bg); color: #92400e;              }
.badge-red       { background-color: var(--color-error-bg);   color: var(--color-error);   }
.badge-gray      { background-color: var(--color-surface-2);  color: var(--color-text-muted); }
.badge-brand     { background-color: var(--color-brand-light); color: var(--color-brand);  }

/* ── Alertas ─────────────────────────────────────────────────── */
.alert {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid;
  font-size: var(--text-sm);
  line-height: 1.5;
}

.alert-success {
  background-color: var(--color-success-bg);
  border-color: #a7f3d0;
  color: #065f46;
}

.alert-warning {
  background-color: var(--color-warning-bg);
  border-color: #fde68a;
  color: #78350f;
}

.alert-error {
  background-color: var(--color-error-bg);
  border-color: #fecaca;
  color: #991b1b;
}

.alert-info {
  background-color: var(--color-info-bg);
  border-color: #bfdbfe;
  color: #1e40af;
}

/* ── Toast (Sistema de notificações) ─────────────────────────── */
#toast-container {
  position: fixed;
  top: var(--space-5);
  right: var(--space-5);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  max-width: 360px;
  width: 100%;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.5;
  pointer-events: auto;
  opacity: 0;
  transform: translateX(100%);
  transition: opacity var(--transition-base), transform var(--transition-base);
  position: relative;
  overflow: hidden;
}

.toast.show {
  opacity: 1;
  transform: translateX(0);
}

.toast-success {
  background-color: #fff;
  border-left: 4px solid var(--color-success);
  color: var(--color-text);
}

.toast-error {
  background-color: #fff;
  border-left: 4px solid var(--color-error);
  color: var(--color-text);
}

.toast-warning {
  background-color: #fff;
  border-left: 4px solid var(--color-warning);
  color: var(--color-text);
}

.toast-info {
  background-color: #fff;
  border-left: 4px solid var(--color-info);
  color: var(--color-text);
}

.toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.toast-content { flex: 1; }
.toast-title { font-weight: 600; font-size: var(--text-sm); }
.toast-message { color: var(--color-text-muted); font-size: var(--text-xs); margin-top: 2px; }

.toast-close {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 2px;
  line-height: 1;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}
.toast-close:hover { opacity: 1; }

/* ── Loading / Spinner ───────────────────────────────────────── */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-brand);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.spinner-sm {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

.spinner-lg {
  width: 36px;
  height: 36px;
  border-width: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(255,255,255,0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9990;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.loading-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Estado de carregamento de lista */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-2) 25%, #e8eaf0 50%, var(--color-surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Estado vazio */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  color: var(--color-text-muted);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  color: var(--color-text-light);
}

.empty-state-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
}

.empty-state-text { max-width: 340px; }

/* ── Paginação ───────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding-block: var(--space-6);
  flex-wrap: wrap;
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  background-color: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-btn:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}

.pagination-btn.active {
  background-color: var(--color-brand);
  border-color: var(--color-brand);
  color: #fff;
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Tabela ──────────────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table thead th {
  padding: var(--space-3) var(--space-5);
  background-color: var(--color-surface-2);
  text-align: left;
  font-weight: 600;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.table tbody td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.table tbody tr:last-child td { border-bottom: none; }

.table tbody tr:hover td {
  background-color: var(--color-surface-2);
}

/* ── Modal ───────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(17,24,39,0.4);
  backdrop-filter: blur(3px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background-color: var(--color-surface);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-base);
}

.modal-backdrop.open .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-surface-2);
  color: var(--color-text);
}

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
}

/* ── Grid responsivo ─────────────────────────────────────────── */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ── Utilitários flex ────────────────────────────────────────── */
.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2       { gap: var(--space-2); }
.gap-3       { gap: var(--space-3); }
.gap-4       { gap: var(--space-4); }

/* ── Divider ─────────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin-block: var(--space-4);
}

.divider-with-text {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-block: var(--space-4);
}

.divider-with-text::before,
.divider-with-text::after {
  content: '';
  flex: 1;
  border-top: 1px solid var(--color-border);
}

/* ── Seção header (título + subtítulo de bloco) ──────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-tag {
  display: inline-block;
  background-color: var(--color-brand-light);
  color: var(--color-brand);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-top: var(--space-3);
}

/* ── Header Global (Institucional) ──────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}

.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-logo {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-brand);
  letter-spacing: -0.02em;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo span {
  color: var(--color-accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.site-nav a {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-brand);
  background-color: var(--color-brand-light);
}

.site-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Menu hamburger mobile */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.menu-toggle:hover { background-color: var(--color-surface-2); }

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Footer Global ───────────────────────────────────────────── */
.site-footer {
  background-color: #0f1724;
  color: rgba(255,255,255,0.7);
  padding-block: var(--space-16) var(--space-8);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .site-logo { color: #fff; }

.footer-description {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  margin-top: var(--space-4);
  line-height: 1.6;
  max-width: 280px;
}

.footer-contact {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.footer-contact a {
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-contact a:hover { color: #fff; }

.footer-col-title {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover { color: #fff; }

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background-color: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--color-brand);
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ── Responsividade Header / Footer ────────────────────────────── */
@media (max-width: 768px) {
  .menu-toggle { display: flex; }

  .site-nav {
    display: none;
    position: fixed;
    inset: var(--header-height) 0 0 0;
    background-color: var(--color-surface);
    flex-direction: column;
    padding: var(--space-4);
    gap: var(--space-2);
    border-top: 1px solid var(--color-border);
    overflow-y: auto;
    z-index: 99;
  }

  .site-nav.open { display: flex; }

  .site-nav a {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }

  #toast-container {
    right: var(--space-4);
    left: var(--space-4);
    max-width: 100%;
  }
}

/* ── Acessibilidade: foco visível ─────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-brand);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── Print ───────────────────────────────────────────────────── */
@media print {
  .site-header,
  .site-footer,
  #toast-container,
  .loading-overlay,
  .modal-backdrop { display: none !important; }
}