/*
 * pf-nav-embed.css — Portugal Ferroviário
 * CSS mínimo para o embed do WP header no phpBB (pf-style).
 * Sem resets globais: só classes .pf-* para não conflituar com o Milk v2.
 */

/* ── Variáveis ─────────────────────────────────────────────────────── */
:root {
  --pf-bg:            #F4F6FA;
  --pf-surface:       #FFFFFF;
  --pf-text:          #18223C;
  --pf-text-light:    #FFFFFF;
  --pf-muted:         #6B7590;
  --pf-border:        #D5DCEB;
  --pf-accent:        #C8273A;
  --pf-accent-hover:  #A31E2F;
  --pf-accent-subtle: rgba(200,39,58,0.08);
  --pf-green:         #0A6B35;
  --pf-gold:          #C9A448;
  --pf-dark:          #1B2B4A;
  --pf-dark-surface:  #243454;
  --pf-dark-border:   rgba(255,255,255,0.12);
  --pf-dark-muted:    rgba(255,255,255,0.58);
  --pf-font-serif:    'Playfair Display', Georgia, serif;
  --pf-font-sans:     'Inter', system-ui, sans-serif;
  --pf-text-xs:   0.75rem;
  --pf-text-sm:   0.875rem;
  --pf-text-base: 1rem;
  --pf-text-lg:   1.125rem;
  --pf-text-xl:   1.25rem;
  --pf-text-2xl:  1.5rem;
  --pf-text-3xl:  1.875rem;
  --pf-text-4xl:  2.25rem;
  --pf-space-1:  0.25rem;
  --pf-space-2:  0.5rem;
  --pf-space-3:  0.75rem;
  --pf-space-4:  1rem;
  --pf-space-5:  1.25rem;
  --pf-space-6:  1.5rem;
  --pf-space-8:  2rem;
  --pf-space-10: 2.5rem;
  --pf-space-12: 3rem;
  --pf-space-16: 4rem;
  --pf-max-width: 1280px;
  --pf-radius:    4px;
  --pf-radius-lg: 8px;
  --pf-transition: 200ms ease;
}

/* ── Container ─────────────────────────────────────────────────────── */
.pf-container {
  max-width: var(--pf-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--pf-space-6);
  padding-right: var(--pf-space-6);
}
@media (max-width: 768px) {
  .pf-container { padding-left: var(--pf-space-4); padding-right: var(--pf-space-4); }
}

/* ── Topnav ────────────────────────────────────────────────────────── */
.pf-topnav {
  background: var(--pf-surface);
  border-bottom: 1px solid var(--pf-border);
  position: sticky;
  top: 0;
  z-index: 9999;
}
.pf-topnav-inner {
  max-width: var(--pf-max-width);
  margin: 0 auto;
  padding: 0 var(--pf-space-6);
  height: 48px;
  display: flex;
  align-items: center;
  gap: var(--pf-space-4);
}
.pf-topnav-logo-mini {
  font-family: var(--pf-font-serif);
  font-size: var(--pf-text-sm);
  color: var(--pf-text) !important;
  text-decoration: none !important;
  white-space: nowrap;
  flex-shrink: 0;
}
.pf-topnav-logo-mini strong { color: var(--pf-accent) !important; }
.pf-topnav-list {
  display: flex;
  align-items: center;
  gap: var(--pf-space-1);
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
  flex: 1;
}
.pf-topnav-list li {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.pf-topnav-list li a {
  font-size: var(--pf-text-sm);
  font-weight: 500;
  color: var(--pf-text) !important;
  text-decoration: none !important;
  padding: var(--pf-space-1) var(--pf-space-3);
  border-radius: var(--pf-radius);
  transition: color var(--pf-transition), background var(--pf-transition);
  white-space: nowrap;
  display: inline-block;
}
.pf-topnav-list li a:hover {
  color: var(--pf-accent) !important;
  background: var(--pf-accent-subtle);
}
.pf-topnav-ts { color: var(--pf-dark) !important; font-weight: 700 !important; }
.pf-topnav-active { font-weight: 700 !important; text-decoration: underline !important; text-underline-offset: 3px; }
.pf-topnav-right {
  display: flex;
  align-items: center;
  gap: var(--pf-space-3);
  flex-shrink: 0;
}
.pf-search-toggle {
  background: none;
  border: none;
  padding: var(--pf-space-2);
  cursor: pointer;
  color: var(--pf-text);
  display: flex;
  align-items: center;
  border-radius: var(--pf-radius);
  transition: color var(--pf-transition), background var(--pf-transition);
}
.pf-search-toggle:hover { color: var(--pf-accent); background: var(--pf-accent-subtle); }

/* Utilizador phpBB */
.pf-topnav-user,
.pf-topnav-phpbb-user {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--pf-text) !important;
  text-decoration: none !important;
  padding: 4px 8px;
  border-radius: var(--pf-radius);
  transition: background var(--pf-transition);
}
.pf-topnav-user:hover,
.pf-topnav-phpbb-user:hover { background: var(--pf-accent-subtle); opacity: 1; }
.pf-topnav-phpbb-username {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pf-topnav-btn,
.pf-topnav-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pf-text) !important;
  text-decoration: none !important;
  padding: 6px;
  border-radius: var(--pf-radius);
  transition: background var(--pf-transition);
  background: none;
  border: none;
  cursor: pointer;
}
.pf-topnav-btn:hover,
.pf-topnav-login-btn:hover { background: var(--pf-accent-subtle); color: var(--pf-accent) !important; }

/* Hamburger */
.pf-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 32px;
  height: 32px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--pf-radius);
  transition: background var(--pf-transition);
}
.pf-hamburger:hover { background: var(--pf-accent-subtle); }
.pf-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--pf-text);
  border-radius: 2px;
  transition: transform 200ms, opacity 200ms;
}
.pf-hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.pf-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.pf-hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile menu */
.pf-mobile-menu {
  background: var(--pf-dark);
  border-bottom: 3px solid var(--pf-accent);
  box-shadow: 0 4px 12px rgba(27,43,74,0.20);
  position: sticky;
  top: 48px;
  z-index: 9998;
  overflow: hidden;
}
.pf-mobile-menu[hidden] { display: none; }
.pf-mobile-menu-inner {
  max-width: var(--pf-max-width);
  margin: 0 auto;
  padding: var(--pf-space-3) var(--pf-space-4);
}
.pf-mobile-menu-list {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.pf-mobile-menu-list li { list-style: none !important; margin: 0 !important; padding: 0 !important; }
.pf-mobile-menu-list li a {
  display: block;
  font-size: var(--pf-text-base);
  font-weight: 500;
  color: rgba(255,255,255,0.85) !important;
  text-decoration: none !important;
  padding: var(--pf-space-3) var(--pf-space-2);
  border-radius: var(--pf-radius);
  transition: color var(--pf-transition), background var(--pf-transition);
}
.pf-mobile-menu-list li a:hover { color: #fff !important; background: rgba(255,255,255,0.08); }

@media (max-width: 768px) {
  .pf-topnav-list { display: none !important; }
  .pf-hamburger { display: flex; }
}

/* ── Masthead (homepage WP) ────────────────────────────────────────── */
.pf-masthead {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  background: var(--pf-dark);
  overflow: hidden;
}
.pf-masthead::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(to right, var(--pf-green) 0%, var(--pf-green) 28%, var(--pf-accent) 28%, var(--pf-accent) 100%);
  z-index: 3;
}
.pf-masthead-bg { position: absolute; inset: 0; z-index: 0; }
.pf-masthead-bg-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center center;
  opacity: 0.65;
}
.pf-masthead-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to bottom, rgba(27,43,74,0.25) 0%, rgba(27,43,74,0.15) 40%, rgba(27,43,74,0.60) 100%);
}
.pf-masthead-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: var(--pf-space-10) 0;
}
.pf-masthead-logo-link {
  display: block;
  position: relative;
  text-decoration: none !important;
}
.pf-stamp-logo--masthead {
  height: clamp(120px, 22vh, 216px);
  width: auto;
  max-width: min(270px, 40vw);
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 2px 16px rgba(0,0,0,0.55));
}
.pf-masthead-name {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--pf-font-sans);
  font-size: clamp(1.9rem, 5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--pf-text-light) !important;
  text-transform: uppercase;
  text-shadow: 0 2px 20px rgba(0,0,0,0.50);
  text-align: center;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: max-content;
  max-width: 65%;
  pointer-events: none;
  text-decoration: none !important;
}
.pf-masthead-name em {
  font-style: normal;
  display: block;
  font-size: 0.60em;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.75) !important;
  margin-bottom: 0.25em;
}
@media (max-width: 768px) {
  .pf-masthead             { min-height: 240px; }
  .pf-stamp-logo--masthead { height: clamp(80px, 14vh, 136px); }
  .pf-masthead-name        { font-size: clamp(1.6rem, 8vw, 2.8rem); max-width: 55%; }
}
@media (max-width: 540px) {
  .pf-masthead-logo-link { display: flex; flex-direction: column; align-items: center; gap: var(--pf-space-3); padding: var(--pf-space-3) 0; }
  .pf-masthead-name { position: static; transform: none; max-width: 90%; text-align: center; align-items: center; pointer-events: auto; }
  .pf-stamp-logo--masthead { height: clamp(72px, 18vw, 120px); }
}


/* ── Separador páginas internas ───────────────────────────────────── */
.pf-header-sep {
  height: 3px;
  background: linear-gradient(to right, var(--pf-green) 0%, var(--pf-green) 28%, var(--pf-accent) 28%, var(--pf-accent) 100%);
}

/* ── Search overlay ───────────────────────────────────────────────── */
.pf-search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,23,20,0.65);
  z-index: 20000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
  backdrop-filter: blur(4px);
}
.pf-search-overlay[hidden] { display: none; }
.pf-search-overlay-box {
  background: var(--pf-surface);
  border-radius: var(--pf-radius-lg);
  box-shadow: 0 24px 80px rgba(0,0,0,0.25);
  padding: var(--pf-space-6);
  width: min(640px, 90vw);
  position: relative;
  display: flex;
  gap: var(--pf-space-3);
  align-items: center;
}
.pf-search-overlay-box .search-form { flex: 1; display: flex; gap: var(--pf-space-2); }
.pf-search-overlay-box .search-field {
  flex: 1;
  padding: var(--pf-space-3) var(--pf-space-4);
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  font-size: var(--pf-text-base);
  background: var(--pf-surface);
  color: var(--pf-text);
}
.pf-search-overlay-box .search-field:focus { outline: 2px solid var(--pf-accent); border-color: transparent; }
.pf-search-overlay-box .search-submit {
  padding: var(--pf-space-3) var(--pf-space-5);
  background: var(--pf-accent);
  color: white;
  border: none;
  border-radius: var(--pf-radius);
  font-weight: 600;
  cursor: pointer;
}
.pf-search-overlay-close {
  background: none; border: none; cursor: pointer;
  color: var(--pf-muted); padding: var(--pf-space-2);
  border-radius: var(--pf-radius); display: flex; align-items: center;
  transition: color var(--pf-transition);
}
.pf-search-overlay-close:hover { color: var(--pf-text); }

/* ── Footer — idêntico ao WP (grid 4 colunas) ────────────────────── */
.pf-footer {
  clear: both;
  display: block;
  position: relative;
  background: var(--pf-dark) !important;
  color: var(--pf-dark-muted) !important;
  padding: var(--pf-space-16) 0 var(--pf-space-8);
  border-top: 4px solid transparent;
  background-image:
    linear-gradient(var(--pf-dark), var(--pf-dark)),
    linear-gradient(to right, var(--pf-green) 0%, var(--pf-green) 28%, var(--pf-accent) 28%, var(--pf-accent) 100%) !important;
  background-origin: border-box !important;
  background-clip: padding-box, border-box !important;
}
.pf-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--pf-space-8);
  padding-bottom: var(--pf-space-12);
  border-bottom: 1px solid var(--pf-dark-border);
  margin-bottom: var(--pf-space-8);
}
.pf-footer-brand-text {
  font-family: var(--pf-font-serif);
  font-size: var(--pf-text-xl);
  font-weight: 700;
  color: var(--pf-text-light) !important;
  margin-bottom: var(--pf-space-3);
}
.pf-footer-brand-text span { color: var(--pf-gold) !important; }
.pf-footer-desc {
  font-size: var(--pf-text-sm);
  line-height: 1.6;
  margin-bottom: var(--pf-space-4);
  color: var(--pf-dark-muted) !important;
}
.pf-footer-heading {
  font-family: var(--pf-font-sans);
  font-size: var(--pf-text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--pf-text-light) !important;
  margin-bottom: var(--pf-space-4);
}
.pf-footer-links {
  display: flex !important;
  flex-direction: column;
  gap: var(--pf-space-2);
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.pf-footer-links li { list-style: none !important; margin: 0 !important; padding: 0 !important; }
.pf-footer-links a {
  font-size: var(--pf-text-sm);
  color: var(--pf-dark-muted) !important;
  text-decoration: none !important;
  transition: color var(--pf-transition);
}
.pf-footer-links a:hover { color: var(--pf-text-light) !important; }
.pf-footer-bottom {
  display: flex;
  align-items: center;
  gap: var(--pf-space-4);
  flex-wrap: wrap;
  font-size: var(--pf-text-xs);
  color: var(--pf-dark-muted) !important;
}
@media (max-width: 1024px) {
  .pf-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .pf-footer-grid { grid-template-columns: 1fr; }
  .pf-footer { padding: var(--pf-space-10) 0 var(--pf-space-6); }
}

/* ── Board embed: overrides de layout ────────────────────────────── */
body.pf-board-embed #page-header { display: none !important; }
body.pf-board-embed #wrap        { padding-top: 0 !important; }
/* Milk v2 tem margin-top:-50px em #inner-wrap para overlap com o headerbar.
   No embed WP não há headerbar — anulamos o margin para posição correcta. */
body.pf-board-embed #inner-wrap  { margin-top: 0 !important; padding-top: 0; }
body.pf-board-embed #page-body   { border-top: none !important; }

/* Slot de logo antes do menu: não toma espaço se vazio */
.pf-topnav-logo-mini-placeholder:empty { display: none; }
#pf-slot-menu:empty, #pf-slot-mobile:empty,
#pf-slot-search:empty, #pf-slot-masthead:empty,
#pf-slot-footer:empty { display: block; min-height: 0; }

/* Trainspotter: faixa da bandeira só abaixo do header TS, não entre o masthead e o header */
.page-template-page-trainspotter .pf-masthead::after,
.post-type-archive-ts_issue .pf-masthead::after {
  display: none;
}

/* Links "em breve" nos menus WP injectados no phpBB (CCO/Revista fase 1) */
.pf-topnav-list .pf-nav-coming-soon,
.pf-mobile-menu-list .pf-nav-coming-soon,
.pf-footer-links .pf-nav-coming-soon {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.pf-topnav-list .pf-nav-coming-soon::after,
.pf-mobile-menu-list .pf-nav-coming-soon::after {
  content: 'em breve';
  font-size: 0.52rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--pf-muted, #6B7590);
  background: rgba(0,0,0,0.06);
  border-radius: 3px;
  padding: 1px 4px;
  margin-left: 4px;
  vertical-align: middle;
}