/* =========================================================================
   Primitivas de interface compartilhadas entre o site público e o painel.
   Botões, chips, botões de ícone e paginação vivem aqui para que as duas
   áreas usem exatamente a mesma linguagem visual.
   ========================================================================= */

.icon-btn {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--text-dim);
  background: var(--surface);
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-spring);
}

.icon-btn:hover {
  color: var(--text);
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.icon-btn .icon {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}


.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 18px;
}

.nav-toggle__bars i {
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--dur) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}

.nav-toggle[aria-expanded='true'] .nav-toggle__bars i:nth-child(1) {
  transform: translateY(5.5px) rotate(45deg);
}
.nav-toggle[aria-expanded='true'] .nav-toggle__bars i:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded='true'] .nav-toggle__bars i:nth-child(3) {
  transform: translateY(-5.5px) rotate(-45deg);
}


/* ------------------------------------------------------------------ botões */

.btn {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  --btn-border: var(--line-strong);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.8rem;
  font-family: var(--font-cond);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1px solid var(--btn-border);
  border-radius: var(--radius-pill);
  overflow: hidden;
  isolation: isolate;
  transition: color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out),
    transform var(--dur) var(--ease-spring), box-shadow var(--dur) var(--ease-out);
}

/* Preenchimento que sobe como um pistão. */
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, var(--accent), var(--accent-alt));
  transform: translateY(101%);
  transition: transform var(--dur) var(--ease-out);
}

.btn:hover,
.btn:focus-visible {
  color: var(--accent-ink);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--glow);
}

.btn:hover::before,
.btn:focus-visible::before {
  transform: translateY(0);
}

.btn:active {
  transform: translateY(0) scale(0.985);
}

.btn--primary {
  --btn-bg: linear-gradient(120deg, var(--accent), var(--accent-alt));
  --btn-fg: var(--accent-ink);
  --btn-border: transparent;
}

.btn--primary::before {
  background: var(--bg);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  color: var(--text);
}

.btn--ghost {
  --btn-border: var(--line);
  color: var(--text-dim);
}

.btn--sm {
  padding: 0.6rem 1.2rem;
  font-size: 0.82rem;
}

.btn__icon {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Link com seta que desliza. */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-cond);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.link-arrow svg {
  width: 20px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  transition: transform var(--dur) var(--ease-out);
}

.link-arrow:hover svg {
  transform: translateX(6px);
}


/* ------------------------------------------------------------------ chips */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  font-family: var(--font-cond);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  transition: all var(--dur-fast) var(--ease-out);
}

a.chip:hover,
.chip.is-active {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}


/* ---------------------------------------------------------- paginação ---- */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: var(--space-xl);
}

.pagination a,
.pagination span {
  display: grid;
  place-items: center;
  min-width: 44px;
  height: 44px;
  padding-inline: 0.6rem;
  font-family: var(--font-cond);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  color: var(--text-dim);
  transition: all var(--dur-fast) var(--ease-out);
}

.pagination a:hover {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.pagination .is-current {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.pagination .is-disabled {
  opacity: 0.35;
}