/**
 * Ferramentas gratuitas (/ferramentas/*)
 * Tokens do tema (--gf-*). Claro/escuro via [data-bs-theme].
 */

.gf-eng {
  --eng-line: var(--gf-line, rgba(255, 255, 255, 0.08));
  --eng-surface: rgba(255, 255, 255, 0.04);
  --eng-surface-2: rgba(255, 255, 255, 0.07);
  --eng-text: rgba(255, 255, 255, 0.92);
  --eng-muted: var(--gf-muted, #a7b0c0);
  --eng-radius: 22px;
  --eng-radius-sm: 14px;
  position: relative;
  isolation: isolate;
  color: var(--eng-text);
  padding: 0 0 3.5rem;
  overflow: clip;
}

[data-bs-theme="light"] .gf-eng {
  --eng-line: rgba(24, 12, 36, 0.1);
  --eng-surface: #fff;
  --eng-surface-2: #f7f5f9;
  --eng-text: #16101f;
  --eng-muted: #6b6478;
}

.gf-eng__glow {
  position: absolute;
  inset: 0 0 auto;
  height: 26rem;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 65% 50% at 18% 0%, rgba(var(--gf-purple-rgb, 131, 58, 164), 0.34), transparent 62%),
    radial-gradient(ellipse 45% 40% at 92% 8%, rgba(var(--gf-accent-2-rgb, 225, 48, 108), 0.2), transparent 58%);
}

.gf-eng__shell {
  position: relative;
  z-index: 1;
  max-width: 56rem;
}

/* ——— Hero ——— */
.gf-eng__hero {
  padding: 2.75rem 0 1.35rem;
}

.gf-eng__title {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-size: clamp(1.65rem, 3.6vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.15;
  margin: 0 0 0.7rem;
  color: var(--eng-text);
}

.gf-eng__lead {
  margin: 0;
  max-width: 38rem;
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--eng-muted);
}

.gf-eng__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.1rem;
  list-style: none;
  padding: 0;
}

.gf-eng__trust li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--eng-text);
  background: var(--eng-surface-2);
  border: 1px solid var(--eng-line);
}

.gf-eng__trust i {
  color: var(--gf-accent-2, #E1306C);
  font-size: 0.95em;
}

/* ——— Calculator panel ——— */
.gf-eng__panel {
  margin-top: 0.35rem;
  padding: 1.35rem 1.25rem 1.45rem;
  border-radius: var(--eng-radius);
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--eng-surface);
  border: 1px solid var(--eng-line);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

[data-bs-theme="light"] .gf-eng__panel {
  box-shadow: 0 16px 40px rgba(20, 12, 40, 0.08);
}

.gf-eng__form {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .gf-eng__form {
    grid-template-columns: 1fr auto;
    align-items: end;
  }
}

/* Variante para formulários com mais de 1 campo (ex: valor-perfil.php) —
   campos lado a lado em telas largas, botão ocupando a linha inteira abaixo. */
.gf-eng__form--stack {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .gf-eng__form--stack {
    grid-template-columns: repeat(3, 1fr);
  }
  .gf-eng__form--stack #gf-e-btn {
    grid-column: 1 / -1;
  }
}

.gf-eng__field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 650;
  margin-bottom: 0.4rem;
}

.gf-eng__input-wrap {
  position: relative;
}

.gf-eng__at {
  position: absolute;
  left: 0.95rem;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 700;
  color: var(--eng-muted);
  pointer-events: none;
}

.gf-eng__panel .form-control,
.gf-eng__panel .form-select {
  min-height: 3.1rem;
  padding: 0.65rem 1rem !important;
  border-radius: 12px !important;
  font-size: 1rem !important;
  background: rgba(0, 0, 0, 0.32) !important;
  border: 1px solid rgba(255, 255, 255, 0.14) !important;
  color: #fff !important;
}

.gf-eng__input-wrap .form-control {
  padding-left: 2rem !important;
}

.gf-eng__panel textarea.form-control {
  min-height: 6.5rem;
  height: auto;
  padding-top: 0.85rem !important;
  line-height: 1.5;
  resize: vertical;
}

.gf-eng__panel .form-select option {
  color: #1a1a2e;
  background: #fff;
}

[data-bs-theme="light"] .gf-eng__panel .form-control,
[data-bs-theme="light"] .gf-eng__panel .form-select {
  background: #f4f3f8 !important;
  border-color: rgba(0, 0, 0, 0.1) !important;
  color: #1a1a2e !important;
}

.gf-eng__panel .btn-primary {
  min-height: 3.1rem;
  padding-inline: 1.35rem !important;
  border-radius: 12px !important;
  font-weight: 700;
  white-space: nowrap;
}

.gf-eng__loading {
  display: none;
  align-items: center;
  gap: 0.7rem;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--eng-radius-sm);
  background: rgba(var(--gf-purple-rgb, 131, 58, 164), 0.12);
  border: 1px solid rgba(var(--gf-purple-rgb, 131, 58, 164), 0.22);
  color: var(--eng-muted);
  font-size: 0.92rem;
}

.gf-eng__loading.is-on {
  display: flex;
}

.gf-eng__spinner {
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--gf-accent-2, #E1306C);
  animation: gf-eng-spin 0.7s linear infinite;
}

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

.gf-eng__error {
  display: none;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--eng-radius-sm);
  background: rgba(220, 53, 69, 0.12);
  border: 1px solid rgba(220, 53, 69, 0.3);
  color: #ffb4bc;
  font-size: 0.92rem;
}

[data-bs-theme="light"] .gf-eng__error {
  color: #9b1c2e;
  background: #fff1f2;
}

.gf-eng__error.is-on {
  display: block;
}

/* ——— Result ——— */
.gf-eng__result {
  display: none;
  margin-top: 1.25rem;
  animation: gf-eng-in 0.35s ease both;
}

.gf-eng__result.is-on {
  display: block;
}

@keyframes gf-eng-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.gf-eng__profile {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.15rem;
}

.gf-eng__avatar {
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(var(--gf-accent-rgb, 193, 53, 132), 0.45);
  display: none;
}

.gf-eng__name {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.gf-eng__handle {
  color: var(--eng-muted);
  font-size: 0.9rem;
}

.gf-eng__rate-card {
  display: grid;
  gap: 0.85rem;
  padding: 1.2rem 1.15rem;
  border-radius: var(--eng-radius-sm);
  background: linear-gradient(
    135deg,
    rgba(var(--gf-purple-rgb, 131, 58, 164), 0.22) 0%,
    rgba(var(--gf-accent-rgb, 193, 53, 132), 0.16) 55%,
    rgba(var(--gf-accent-2-rgb, 225, 48, 108), 0.14) 100%
  );
  border: 1px solid rgba(var(--gf-accent-rgb, 193, 53, 132), 0.28);
  margin-bottom: 1rem;
}

@media (min-width: 560px) {
  .gf-eng__rate-card {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 1.25rem;
  }
}

.gf-eng__rate-num {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-size: clamp(2.4rem, 6vw, 3.2rem);
  font-weight: 750;
  letter-spacing: -0.05em;
  line-height: 1;
  background: var(--gf-gradient, linear-gradient(135deg, #833AB4, #C13584, #E1306C));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.gf-eng__rate-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--eng-muted);
  margin-bottom: 0.25rem;
}

.gf-eng__rate-status {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.45;
  font-weight: 600;
}

.gf-eng__badge {
  display: inline-flex;
  margin-top: 0.45rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  border: 1px solid transparent;
}

.gf-eng__badge--ok {
  background: rgba(37, 211, 102, 0.14);
  border-color: rgba(37, 211, 102, 0.3);
  color: #7dffb0;
}

.gf-eng__badge--low {
  background: rgba(255, 193, 7, 0.14);
  border-color: rgba(255, 193, 7, 0.32);
  color: #ffd666;
}

.gf-eng__badge--high {
  background: rgba(37, 211, 102, 0.14);
  border-color: rgba(37, 211, 102, 0.3);
  color: #7dffb0;
}

[data-bs-theme="light"] .gf-eng__badge--ok,
[data-bs-theme="light"] .gf-eng__badge--high {
  color: #0f7a3a;
}

[data-bs-theme="light"] .gf-eng__badge--low {
  color: #8a5a00;
}

.gf-eng__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

@media (min-width: 720px) {
  .gf-eng__metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.gf-eng__metric {
  padding: 0.85rem 0.9rem;
  border-radius: 12px;
  background: var(--eng-surface-2);
  border: 1px solid var(--eng-line);
}

.gf-eng__metric-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--eng-muted);
  margin-bottom: 0.3rem;
}

.gf-eng__metric-value {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.gf-eng__note {
  margin: 0.95rem 0 0;
  font-size: 0.86rem;
  color: var(--eng-muted);
  line-height: 1.5;
}

.gf-eng__cta {
  margin-top: 1.15rem;
  padding: 1.15rem 1.1rem;
  border-radius: var(--eng-radius-sm);
  background: var(--eng-surface-2);
  border: 1px solid var(--eng-line);
}

.gf-eng__cta h3 {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.35rem;
}

.gf-eng__cta p {
  margin: 0 0 0.9rem;
  color: var(--eng-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.gf-eng__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.gf-eng__cta-actions .btn {
  border-radius: 11px !important;
  font-weight: 650;
}

/* ——— Content sections ——— */
.gf-eng__section {
  margin-top: 2.75rem;
}

.gf-eng__section-head {
  margin-bottom: 1rem;
}

.gf-eng__section-head h2 {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 0.4rem;
}

.gf-eng__section-head p {
  margin: 0;
  max-width: 40rem;
  color: var(--eng-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.gf-eng__steps {
  display: grid;
  gap: 0.7rem;
}

@media (min-width: 768px) {
  .gf-eng__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.gf-eng__step {
  padding: 1rem 1.05rem;
  border-radius: var(--eng-radius-sm);
  background: var(--eng-surface);
  border: 1px solid var(--eng-line);
}

.gf-eng__step-n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7rem;
  height: 1.7rem;
  margin-bottom: 0.55rem;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 750;
  color: #fff;
  background: var(--gf-gradient, linear-gradient(135deg, #833AB4, #C13584, #E1306C));
}

.gf-eng__step strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.gf-eng__step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--eng-muted);
}

.gf-eng__tiers {
  display: grid;
  gap: 0.65rem;
}

@media (min-width: 640px) {
  .gf-eng__tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.gf-eng__tier {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.95rem 1.05rem;
  border-radius: 12px;
  background: var(--eng-surface);
  border: 1px solid var(--eng-line);
}

.gf-eng__tier-size {
  font-size: 0.9rem;
  font-weight: 650;
}

.gf-eng__tier-range {
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  background: var(--gf-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.gf-eng__footnote {
  margin: 0.85rem 0 0;
  font-size: 0.85rem;
  color: var(--eng-muted);
}

/* FAQ — details nativo, leve */
.gf-eng__faq {
  display: grid;
  gap: 0.55rem;
}

.gf-eng__faq details {
  border-radius: 12px;
  background: var(--eng-surface);
  border: 1px solid var(--eng-line);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.gf-eng__faq details[open] {
  border-color: rgba(var(--gf-accent-rgb, 193, 53, 132), 0.35);
}

.gf-eng__faq summary {
  list-style: none;
  cursor: pointer;
  padding: 0.95rem 1.05rem;
  font-weight: 650;
  font-size: 0.95rem;
  line-height: 1.4;
}

.gf-eng__faq summary::-webkit-details-marker {
  display: none;
}

.gf-eng__faq summary::after {
  content: "+";
  float: right;
  font-weight: 700;
  color: var(--eng-muted);
}

.gf-eng__faq details[open] summary::after {
  content: "–";
}

.gf-eng__faq details p {
  margin: 0;
  padding: 0 1.05rem 1.05rem;
  color: var(--eng-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.gf-eng__related {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--eng-line);
  font-size: 0.92rem;
  color: var(--eng-muted);
}

.gf-eng__related a {
  font-weight: 650;
  text-decoration: none;
  background: var(--gf-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* ——— Comparador de perfis (comparador.php) ——— */
.gf-eng__vs-form {
  display: grid;
  gap: 0.85rem;
  align-items: end;
}

@media (min-width: 640px) {
  .gf-eng__vs-form {
    grid-template-columns: 1fr auto 1fr;
  }
}

.gf-eng__vs-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--eng-muted);
  padding-bottom: 0.85rem;
}

.gf-eng__vs-btn {
  margin-top: 0.85rem;
  width: 100%;
}

.gf-eng__vs-result {
  display: grid;
  gap: 1rem;
}

@media (min-width: 720px) {
  .gf-eng__vs-result {
    grid-template-columns: 1fr auto 1fr;
    align-items: start;
  }
}

.gf-eng__vs-card {
  padding: 1.1rem;
  border-radius: var(--eng-radius-sm);
  background: var(--eng-surface-2);
  border: 1px solid var(--eng-line);
}

.gf-eng__vs-card--winner {
  border-color: rgba(var(--gf-accent-2-rgb, 225, 48, 108), 0.5);
  box-shadow: 0 0 0 1px rgba(var(--gf-accent-2-rgb, 225, 48, 108), 0.25);
}

.gf-eng__vs-mid {
  display: none;
  align-items: center;
  justify-content: center;
  font-family: var(--gf-font-display, "Sora", sans-serif);
  font-weight: 800;
  color: var(--eng-muted);
  padding-top: 2.5rem;
}

@media (min-width: 720px) {
  .gf-eng__vs-mid {
    display: flex;
  }
}

.gf-eng__vs-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--eng-line);
  font-size: 0.92rem;
}

.gf-eng__vs-metric:last-child {
  border-bottom: none;
}

.gf-eng__vs-metric-label {
  color: var(--eng-muted);
}

.gf-eng__vs-metric-value {
  font-weight: 700;
}

.gf-eng__vs-metric-value--win {
  color: var(--gf-accent-2, #E1306C);
}

/* ——— Geradores locais (bio, hashtags, WhatsApp, crescimento) ——— */
.gf-eng__copies {
  display: grid;
  gap: 0.85rem;
}

.gf-eng__copy-card {
  padding: 1.1rem;
  border-radius: var(--eng-radius-sm);
  background: var(--eng-surface-2);
  border: 1px solid var(--eng-line);
}

.gf-eng__copy-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
}

.gf-eng__copy-head strong {
  font-size: 0.92rem;
}

.gf-eng__copy-meta {
  font-size: 0.75rem;
  font-weight: 650;
  color: var(--eng-muted);
  white-space: nowrap;
}

.gf-eng__copy-body {
  margin: 0 0 0.85rem;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.55;
  font-size: 0.98rem;
}

.gf-eng__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 0.9rem;
}

.gf-eng__tag {
  display: inline-flex;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 650;
  background: var(--eng-surface);
  border: 1px solid var(--eng-line);
  color: var(--eng-text);
}

.gf-eng__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.gf-eng__panel .btn-outline-secondary,
.gf-eng__panel .btn-outline-primary {
  border-radius: 10px;
  font-weight: 650;
}

.gf-eng__link-out {
  display: block;
  margin: 0 0 0.9rem;
  padding: 0.85rem 1rem;
  border-radius: var(--eng-radius-sm);
  background: var(--eng-surface-2);
  border: 1px solid var(--eng-line);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88rem;
  word-break: break-all;
  color: var(--eng-text);
}

.gf-eng__result-label {
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--eng-muted);
  margin: 0 0 0.35rem;
}