/**
 * Rodapé canônico do ecossistema PHM Tech.
 * Padrão Editorial Técnico & Humanista — Mega-Footer Categorizado.
 * Prof. Paulo Henrique Maciel · PHM Tech
 */
.phm-ecosystem-footer {
  margin-top: auto;
  padding: 0;
  border-top: 1px solid var(--line, #e2e8f0);
  background: var(--surface, #ffffff);
  color: var(--text-soft, #475569);
  font-family: var(--font-body, 'Inter', sans-serif);
  box-shadow: none;
  width: 100%;
  box-sizing: border-box;
}

/* Garante margens laterais elegantes e largura consistente em todos os containers do rodapé */
.phm-ecosystem-footer .container {
  max-width: 1360px;
  width: 100%;
  margin-inline: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  box-sizing: border-box;
}

/* ==========================================================================
   1. BARRA SUPERIOR DE TAXONOMIA & STATUS
   ========================================================================== */
.phm-ecosystem-footer__topbar {
  border-bottom: 1px solid var(--line, #e2e8f0);
  background: var(--surface-2, rgba(0, 0, 0, 0.02));
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  color: var(--text-muted, #64748b);
  width: 100%;
  box-sizing: border-box;
}

.phm-ecosystem-footer__topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.phm-ecosystem-footer__topbar-status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  letter-spacing: 0.04em;
}

.phm-ecosystem-footer__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal, #0d9488);
  display: inline-block;
  flex-shrink: 0;
}

.phm-ecosystem-footer__topbar-metrics {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  letter-spacing: 0.04em;
}

.phm-ecosystem-footer__topbar-metrics strong {
  color: var(--teal, #0d9488);
  font-weight: 700;
}

.phm-ecosystem-footer__metric-sep {
  opacity: 0.35;
}

/* ==========================================================================
   2. CORPO PRINCIPAL EM 5 COLUNAS
   ========================================================================== */
.phm-ecosystem-footer__main {
  padding-top: 3.25rem;
  padding-bottom: 2.75rem;
  box-sizing: border-box;
}

.phm-ecosystem-footer__grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1fr 1.05fr;
  gap: 2.5rem;
  align-items: start;
}

/* COLUNA DE IDENTIDADE */
.phm-ecosystem-footer__col--brand {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding-right: 1.25rem;
}

.phm-ecosystem-footer__logo,
.phm-home-page .phm-ecosystem-footer__logo {
  display: inline-flex !important;
  align-items: center !important;
  width: auto !important;
  min-width: 0 !important;
  height: auto !important;
  min-height: unset !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  text-decoration: none !important;
}

.phm-ecosystem-footer__logo .phm-tech-logo-image {
  display: block;
  width: auto;
  max-width: 100%;
  height: 2.25rem;
  max-height: 2.25rem;
  object-fit: contain;
}

.phm-ecosystem-footer__logo .brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.22rem;
  line-height: 1;
  text-decoration: none;
}

.phm-ecosystem-footer__logo .brand-wordmark-main {
  color: #0b1120;
  font-size: 1.65rem;
  font-weight: 900;
  letter-spacing: -0.055em;
}

.phm-ecosystem-footer__logo .brand-wordmark-accent {
  color: #0d9488;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.055em;
}

.phm-ecosystem-footer__lead {
  font-size: 0.84rem;
  line-height: 1.62;
  color: var(--text-muted, #64748b);
  margin: 0;
}

.phm-ecosystem-footer__lead em {
  font-family: var(--font-serif, 'Newsreader', Georgia, serif);
  font-style: italic;
  color: var(--text-soft, #334155);
}

.phm-ecosystem-footer__badges {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.25rem;
}

.phm-ecosystem-footer__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.68rem;
  color: var(--text-muted, #64748b);
  background: var(--surface-2, rgba(0, 0, 0, 0.03));
  border: 1px solid var(--line, #e2e8f0);
  padding: 0.32rem 0.6rem;
  border-radius: 4px;
  width: fit-content;
}

.phm-ecosystem-footer__badge svg {
  color: var(--teal, #0d9488);
  flex-shrink: 0;
}

/* COLUNAS DE LINKS */
.phm-ecosystem-footer__col-title {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal, #0d9488);
  margin: 0 0 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.phm-ecosystem-footer__kicker-slash {
  color: var(--text-muted, #94a3b8);
  opacity: 0.6;
}

.phm-ecosystem-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.48rem;
}

.phm-ecosystem-footer__links a {
  color: var(--text-soft, #475569);
  font-size: 0.82rem;
  line-height: 1.45;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.15s ease, transform 0.15s ease;
  padding: 0.12rem 0;
}

.phm-ecosystem-footer__links a:hover,
.phm-ecosystem-footer__links a:focus-visible {
  color: var(--teal, #0d9488);
  transform: translateX(2px);
}

/* ==========================================================================
   3. COLOFÃO INFERIOR (BOTTOM BAR)
   ========================================================================== */
.phm-ecosystem-footer__bottombar {
  border-top: 1px solid var(--line, #e2e8f0);
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
  background: var(--surface-2, rgba(0, 0, 0, 0.02));
  width: 100%;
  box-sizing: border-box;
}

.phm-ecosystem-footer__bottombar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.phm-ecosystem-footer__copy {
  font-size: 0.76rem;
  color: var(--text-muted, #64748b);
  margin: 0;
}

.phm-ecosystem-footer__copy strong {
  color: var(--text-soft, #334155);
  font-weight: 600;
}

.phm-ecosystem-footer__backtotop {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  color: var(--text-muted, #64748b);
  background: var(--surface, #ffffff);
  border: 1px solid var(--line, #cbd5e1);
  padding: 0.38rem 0.8rem;
  border-radius: 4px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.phm-ecosystem-footer__backtotop svg {
  transition: transform 0.15s ease;
}

.phm-ecosystem-footer__backtotop:hover {
  color: var(--teal, #0d9488);
  border-color: var(--teal, #0d9488);
  background: var(--surface-soft, #f0fdfa);
}

.phm-ecosystem-footer__backtotop:hover svg {
  transform: translateY(-2px);
}

/* ==========================================================================
   4. TEMA ESCURO (DARK MODE)
   ========================================================================== */
[data-theme="dark"] .phm-ecosystem-footer {
  background: var(--surface, #0c1629);
  border-top-color: var(--line, rgba(255, 255, 255, 0.08));
}

[data-theme="dark"] .phm-ecosystem-footer__logo .phm-tech-logo-image {
  filter: invert(1) hue-rotate(180deg);
}

[data-theme="dark"] .phm-ecosystem-footer__logo .brand-wordmark-main {
  color: #ffffff;
}

[data-theme="dark"] .phm-ecosystem-footer__logo .brand-wordmark-accent {
  color: #2dd4bf;
}

[data-theme="dark"] .phm-ecosystem-footer__topbar {
  background: rgba(255, 255, 255, 0.02);
  border-bottom-color: var(--line, rgba(255, 255, 255, 0.06));
  color: #64748b;
}

[data-theme="dark"] .phm-ecosystem-footer__topbar-metrics strong,
[data-theme="dark"] .phm-ecosystem-footer__col-title {
  color: #2dd4bf;
}

[data-theme="dark"] .phm-ecosystem-footer__status-dot {
  background: #2dd4bf;
}

[data-theme="dark"] .phm-ecosystem-footer__lead em {
  color: #cbd5e1;
}

[data-theme="dark"] .phm-ecosystem-footer__links a {
  color: #94a3b8;
}

[data-theme="dark"] .phm-ecosystem-footer__links a:hover,
[data-theme="dark"] .phm-ecosystem-footer__links a:focus-visible {
  color: #2dd4bf;
}

[data-theme="dark"] .phm-ecosystem-footer__badge {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.08);
  color: #94a3b8;
}

[data-theme="dark"] .phm-ecosystem-footer__badge svg {
  color: #2dd4bf;
}

[data-theme="dark"] .phm-ecosystem-footer__bottombar {
  background: rgba(0, 0, 0, 0.25);
  border-top-color: var(--line, rgba(255, 255, 255, 0.08));
}

[data-theme="dark"] .phm-ecosystem-footer__copy strong {
  color: #cbd5e1;
}

[data-theme="dark"] .phm-ecosystem-footer__backtotop {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
  color: #94a3b8;
}

[data-theme="dark"] .phm-ecosystem-footer__backtotop:hover {
  background: rgba(45, 212, 191, 0.1);
  color: #2dd4bf;
  border-color: rgba(45, 212, 191, 0.35);
}

/* ==========================================================================
   5. TEMA SÉPIA (SEPIA MODE)
   ========================================================================== */
[data-theme="sepia"] .phm-ecosystem-footer {
  background: #f7f3ea;
  border-top-color: #e5ded2;
}

[data-theme="sepia"] .phm-ecosystem-footer__topbar,
[data-theme="sepia"] .phm-ecosystem-footer__bottombar {
  background: #efe9dd;
  border-color: #e5ded2;
}

[data-theme="sepia"] .phm-ecosystem-footer__badge {
  background: #f3ede2;
  border-color: #e5ded2;
}

[data-theme="sepia"] .phm-ecosystem-footer__backtotop {
  background: #faf7f0;
  border-color: #dcd4c5;
}

[data-theme="sepia"] .phm-ecosystem-footer__logo .brand-wordmark-main {
  color: #3c2817;
}

[data-theme="sepia"] .phm-ecosystem-footer__logo .brand-wordmark-accent {
  color: #0f766e;
}

/* ==========================================================================
   6. RESPONSIVIDADE ARQUITETÔNICA & DESIGN MOBILE ELEGANTE
   ========================================================================== */
@media (max-width: 1060px) {
  .phm-ecosystem-footer__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.2rem;
  }
  .phm-ecosystem-footer__col--brand {
    grid-column: 1 / -1;
    max-width: 640px;
    padding-right: 0;
  }
}

@media (max-width: 860px) {
  /* Margens laterais generosas e elegantes em tablets e celulares médios */
  .phm-ecosystem-footer .container {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
  .phm-ecosystem-footer__main {
    padding-top: 2.5rem;
    padding-bottom: 2rem;
  }
}

@media (max-width: 720px) {
  .phm-ecosystem-footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem 1.5rem;
  }
  .phm-ecosystem-footer__topbar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .phm-ecosystem-footer__bottombar-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.85rem;
  }
}

@media (max-width: 540px) {
  /* Margens laterais refinadas (20px) no celular, evitando que o conteúdo cole nas bordas */
  .phm-ecosystem-footer .container {
    padding-left: 1.25rem !important;
    padding-right: 1.25rem !important;
  }
  .phm-ecosystem-footer__main {
    padding-top: 2.25rem;
    padding-bottom: 2rem;
  }
  .phm-ecosystem-footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .phm-ecosystem-footer__col--brand {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--line, #e2e8f0);
    margin-bottom: 0.25rem;
  }
  .phm-ecosystem-footer__logo .phm-tech-logo-image {
    height: 2.1rem;
  }
  .phm-ecosystem-footer__lead {
    font-size: 0.85rem;
    line-height: 1.62;
  }
  .phm-ecosystem-footer__badges {
    flex-direction: column;
    gap: 0.45rem;
  }
  .phm-ecosystem-footer__col-title {
    font-size: 0.74rem;
    margin-bottom: 0.75rem;
  }
  .phm-ecosystem-footer__links a {
    padding: 0.28rem 0;
    font-size: 0.86rem;
  }
  .phm-ecosystem-footer__topbar-metrics {
    flex-wrap: wrap;
    font-size: 0.68rem;
    gap: 0.5rem;
  }
  .phm-ecosystem-footer__bottombar {
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
  }
  .phm-ecosystem-footer__copy {
    font-size: 0.74rem;
    line-height: 1.55;
  }
  .phm-ecosystem-footer__backtotop {
    width: 100%;
    justify-content: center;
    padding: 0.55rem 1rem;
    font-size: 0.76rem;
  }
}

@media (max-width: 360px) {
  .phm-ecosystem-footer .container {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
}

[data-theme="dark"] .phm-ecosystem-footer__col--brand {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

[data-theme="sepia"] .phm-ecosystem-footer__col--brand {
  border-bottom-color: #e5ded2;
}