/* ==========================================================================
   Liga Essa Dica — Ferramentas Online
   Design system compartilhado por todas as ferramentas do diretório /ferramentas/
   Mobile-first. Cores da marca: azul #007AFF (primária) / laranja #F97316 (destaque)
   ========================================================================== */

:root {
  --color-primary: #007AFF;
  --color-primary-dark: #0055B2;
  --color-primary-light: #E8F2FF;
  --color-accent: #F97316;
  --color-accent-dark: #c95a0a;
  --color-heading: #1A1A2E;
  --color-bg: #faf9fc;
  --color-surface: #ffffff;
  --color-text: #201a26;
  --color-text-muted: #635d6b;
  --color-border: #e6e1ec;
  --color-success: #15803d;
  --color-success-bg: #ecfdf3;
  --color-warning: #b45309;
  --color-warning-bg: #fff7ed;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(32, 26, 38, 0.08);
  --shadow-md: 0 6px 20px rgba(0, 122, 255, 0.12);
  --max-width: 760px;
  --max-width-wide: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Padrão do projeto: todo H1/H2/H3 usa a mesma cor de heading, em qualquer página. */
h1, h2, h3 { color: var(--color-heading); }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

.container-wide {
  width: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 16px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header__inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.site-logo__mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  max-width: 100%;
}
.site-nav::-webkit-scrollbar { display: none; }

.site-nav a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  text-decoration: none;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin: 14px 0 6px;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb span[aria-current] { color: var(--color-text); font-weight: 600; }

/* ---------- Hero / H1 ---------- */
.tool-hero { padding: 8px 0 4px; text-align: center; }
.tool-hero h1 {
  font-size: 1.65rem;
  line-height: 1.25;
  margin: 6px 0 8px;
}
.tool-hero p.subtitle {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin: 0 auto;
  max-width: 56ch;
}

@media (min-width: 640px) {
  .tool-hero h1 { font-size: 2.05rem; }
}

/* ---------- Tool card (main working area) ---------- */
.tool-card-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 16px;
  margin: 8px 0 4px;
}

@media (min-width: 640px) {
  .tool-card-box { padding: 24px; }
}

textarea.tool-textarea {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  padding: 14px;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color .15s;
}
textarea.tool-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-surface);
}

.tool-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform .05s, opacity .15s;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); text-decoration: none; }
.btn-accent { background: var(--color-accent); color: #fff; }
.btn-accent:hover { background: var(--color-accent-dark); text-decoration: none; }
.btn-outline { background: transparent; color: var(--color-primary); border: 1.5px solid var(--color-primary-light); }
.btn-outline:hover { background: var(--color-primary-light); text-decoration: none; }

/* ---------- Counters grid ---------- */
.counters-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 16px;
}
@media (min-width: 560px) {
  .counters-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 860px) {
  .counters-grid { grid-template-columns: repeat(6, 1fr); }
}

.counter-item {
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 12px 10px;
  text-align: center;
}
.counter-item strong {
  display: block;
  font-size: 1.4rem;
  color: var(--color-primary-dark);
  line-height: 1.1;
}
.counter-item span {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ---------- Platform limit pills ---------- */
.limits-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.limit-pill {
  font-size: 0.76rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid rgba(21,128,61,0.2);
}
.limit-pill.over {
  background: var(--color-warning-bg);
  color: var(--color-warning);
  border-color: rgba(180,83,9,0.25);
}

/* ---------- Support content ---------- */
.content-block { margin: 36px 0; }
.content-block h2 {
  font-size: 1.3rem;
  margin-top: 0;
}
.content-block p { color: var(--color-text); }
.content-block table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 0.88rem;
}
.content-block th, .content-block td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--color-border);
}
.content-block th {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ---------- FAQ ---------- */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  background: var(--color-surface);
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 700;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  color: var(--color-accent);
  font-size: 1.3rem;
  font-weight: 800;
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p {
  margin: 0;
  padding: 0 16px 16px;
  color: var(--color-text-muted);
}

/* ---------- Related tools ---------- */
.related-tools {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 14px;
}
@media (min-width: 640px) {
  .related-tools { grid-template-columns: repeat(3, 1fr); }
}

.tool-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.tool-card:hover { box-shadow: var(--shadow-md); text-decoration: none; }
.tool-card h3 { margin: 0 0 4px; font-size: 1rem; }
.tool-card p { margin: 0; font-size: 0.84rem; color: var(--color-text-muted); }
.tool-card.disabled { opacity: 0.6; cursor: default; }
.tool-card .badge-soon {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: #fff1e6;
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 6px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: #e9def7;
  margin-top: 48px;
  padding: 32px 0 20px;
  font-size: 0.85rem;
}
.site-footer a { color: #fff; }
.site-footer__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}
.site-footer__disclosure {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.15);
  color: #c9b6e6;
  font-size: 0.78rem;
}

/* ---------- Letras Diferentes ---------- */
.letters-input {
  width: 100%;
  min-height: 80px;
  resize: vertical;
  padding: 14px;
  font-size: 1.1rem;
  font-family: inherit;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color .15s;
}
.letters-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-surface);
}

.styles-search {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9rem;
  font-family: inherit;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin: 12px 0;
  background: var(--color-surface);
  color: var(--color-text);
}
.styles-search:focus { outline: none; border-color: var(--color-primary); }

.insta-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px;
  margin: 16px 0 4px;
}
.insta-preview__avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.insta-preview__info { min-width: 0; }
.insta-preview__label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin: 0 0 4px;
}
.insta-preview__bio {
  font-size: 1rem;
  color: var(--color-text);
  word-break: break-word;
}

.styles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 16px;
}
@media (min-width: 560px) {
  .styles-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 860px) {
  .styles-grid { grid-template-columns: repeat(3, 1fr); }
}

.style-card {
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.style-card__label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}
.style-card__output {
  font-size: 1.15rem;
  color: var(--color-text);
  word-break: break-word;
  min-height: 1.5em;
  line-height: 1.4;
}
.style-card__copy {
  align-self: flex-start;
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
}
.style-card__copy:hover { background: var(--color-primary-dark); }

.styles-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: 24px;
  font-size: 0.9rem;
}

/* ---------- Pomodoro ---------- */
.pomodoro-phase-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.pomodoro-phase-badge.phase-focus { background: var(--color-primary-light); color: var(--color-primary-dark); }
.pomodoro-phase-badge.phase-short { background: var(--color-success-bg); color: var(--color-success); }
.pomodoro-phase-badge.phase-long { background: #fff1e6; color: var(--color-accent-dark); }

.pomodoro-display { text-align: center; padding: 14px 0 4px; }
.pomodoro-time {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-heading);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
@media (min-width: 640px) {
  .pomodoro-time { font-size: 5.5rem; }
}

.pomodoro-progress-track {
  width: 100%;
  height: 10px;
  background: var(--color-primary-light);
  border-radius: 999px;
  overflow: hidden;
  margin: 18px 0;
}
.pomodoro-progress-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.3s linear;
  background: var(--color-primary);
}
.pomodoro-progress-fill.phase-short { background: var(--color-success); }
.pomodoro-progress-fill.phase-long { background: var(--color-accent); }

.pomodoro-cycles {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 4px 0 22px;
}
.pomodoro-cycle-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
}
.pomodoro-cycle-dot.filled { background: var(--color-primary); }

.pomodoro-controls {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}
.btn-lg { padding: 14px 30px; font-size: 1rem; }

.pomodoro-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-align: center;
  margin: 12px 0 0;
}

.pomodoro-settings {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
@media (min-width: 560px) {
  .pomodoro-settings { grid-template-columns: repeat(4, 1fr); }
}
.pomodoro-settings label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}
.pomodoro-settings input {
  width: 100%;
  padding: 9px 10px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
}
.pomodoro-settings input:focus { outline: none; border-color: var(--color-primary); }

.pomodoro-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 8px;
}
.pomodoro-theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
}
.pomodoro-theme-toggle:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---------- Pomodoro: Modo escuro ----------
   Ativado via classe .dark-mode no <body>. Como quase todo o design system
   usa variáveis CSS, redefinir as variáveis aqui já re-tematiza a página
   inteira automaticamente. Além da cor, o timer e os botões ficam menores,
   por pedido explícito do usuário. */
body.dark-mode {
  --color-bg: #000000;
  --color-surface: #111111;
  --color-text: #e5e5e5;
  --color-text-muted: #9a9a9a;
  --color-border: #2a2a2a;
  --color-primary-light: #0a1f33;
  --color-heading: #ffffff;
  background: var(--color-bg);
  color: var(--color-text);
}
body.dark-mode .pomodoro-time {
  font-size: 2.75rem;
}
@media (min-width: 640px) {
  body.dark-mode .pomodoro-time { font-size: 3.5rem; }
}
body.dark-mode .pomodoro-phase-badge {
  font-size: 0.68rem;
  padding: 5px 12px;
}
body.dark-mode .btn-lg {
  padding: 10px 20px;
  font-size: 0.85rem;
}

/* ---------- Pomodoro: Tela Preta (modo foco em tela cheia) ---------- */
.blackscreen-overlay {
  position: fixed;
  inset: 0;
  background: #000000;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.blackscreen-overlay[hidden] { display: none; }
.blackscreen-content { text-align: center; }
.blackscreen-time {
  font-size: 4rem;
  color: #ffffff;
  margin-top: 18px;
}
@media (min-width: 640px) {
  .blackscreen-time { font-size: 7rem; }
}

.blackscreen-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.blackscreen-modal[hidden] { display: none; }
.blackscreen-modal__box {
  background: #151515;
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  color: #ffffff;
}
.blackscreen-modal__hint {
  display: block;
  margin-top: 6px;
  font-size: 0.82rem;
  color: #a0a0a0;
}
.blackscreen-modal__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- Toast ----------
   Centralizado na tela (não no rodapé) para não ficar escondido atrás de
   anúncios automáticos do Google, que costumam ocupar a parte de baixo. */
.toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background: var(--color-text);
  color: #fff;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  max-width: min(90vw, 360px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 9999;
  box-shadow: var(--shadow-md);
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ---------- Hub page ---------- */
.hub-hero {
  text-align: center;
  padding: 40px 0 24px;
}
.hub-hero h1 { font-size: 1.9rem; margin-bottom: 8px; }
.hub-hero p { color: var(--color-text-muted); max-width: 60ch; margin: 0 auto; }

.hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 24px 0 48px;
}
@media (min-width: 640px) {
  .hub-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .hub-grid { grid-template-columns: repeat(3, 1fr); }
}

.hub-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.hub-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 12px;
}
.hub-card h2 { font-size: 1.05rem; margin: 0 0 6px; }
.hub-card p { font-size: 0.86rem; color: var(--color-text-muted); margin: 0 0 12px; }