/* ========================================
   FERRAMENTAS - Estilos compartilhados
   (catálogo + páginas de ferramentas)
   ======================================== */

/* Aliases para as variáveis usadas pelo código portado das
   ferramentas (Calculadora de Combustível / rF2 Setup Builder),
   remapeadas para a identidade visual da Grip Racing. Isso evita
   reescrever centenas de var(--cyan)/var(--font-head) etc. nos
   arquivos CSS/JS das ferramentas. */
:root {
    --cyan: var(--orange);
    --blue: var(--orange-dark);
    --dark: var(--bg-primary);
    --dark2: var(--bg-tertiary);
    --border: var(--border-color);
    --text: var(--text-primary);
    --text-dim: var(--text-secondary);
    --font-head: 'Montserrat', sans-serif;
    --font-main: 'Montserrat', sans-serif;
    --font-mono: ui-monospace, 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    --surface: var(--bg-tertiary);
    --surface2: var(--bg-secondary);
    --bg: #FFFFFF;
}

/* ---- Hero da página ---- */
.ferramentas-hero {
    padding: 160px 0 60px;
    text-align: center;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}
.ferramentas-hero .hero-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}
.ferramentas-hero .hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ---- Workspace das ferramentas ---- */
.tool-workspace {
    padding: 3rem 0 5rem;
}

body[data-tool] {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}
body[data-tool] .tool-workspace {
    flex: 1;
}

/* ---- Botão Voltar ---- */
.btn-back {
    align-self: flex-start;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    cursor: pointer;
    padding: 0;
    opacity: 0.7;
    transition: opacity 0.15s, color 0.15s;
    letter-spacing: 0.03em;
    margin-bottom: 1rem;
}
.btn-back:hover { opacity: 1; color: var(--orange); }

/* ---- Cards do catálogo ---- */
.tools-catalog {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}
.tool-menu-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
}
.tool-menu-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--orange), var(--orange-dark));
    opacity: 0;
    transition: opacity 0.3s;
}
.tool-menu-card:hover {
    border-color: var(--orange);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}
.tool-menu-card:hover::before { opacity: 1; }
.tool-menu-icon { font-size: 2rem; line-height: 1; }
.tool-menu-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    margin: 0;
}
.tool-menu-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.5;
}
.tool-menu-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.25rem; }
.tool-menu-tags span {
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    background: rgba(255, 107, 0, 0.08);
    border: 1px solid rgba(255, 107, 0, 0.2);
    border-radius: 4px;
    color: var(--orange);
    font-family: var(--font-mono);
}

/* ---- Catálogo: seção ---- */
.ferramentas-catalog-section {
    padding: 3rem 0 5rem;
}